| /*azadi_soc_top_conv-v0.6*/ |
| |
| `default_nettype wire |
| module azadi_soc_top ( |
| `ifdef USE_POWER_PINS |
| inout VPWR, // User area 1 1.8V supply |
| inout VGND, // User area 1 digital ground |
| `endif |
| clk_i, |
| rst_ni, |
| prog, |
| clks_per_bit, |
| gpio_i, |
| gpio_o, |
| gpio_oe, |
| uart_tx, |
| uart_rx, |
| pwm_o, |
| pwm_o_2, |
| pwm1_oe, |
| pwm2_oe, |
| ss_o, |
| sclk_o, |
| sd_o, |
| sd_oe, |
| sd_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire prog; |
| input wire [15:0] clks_per_bit; |
| input wire [31:0] gpio_i; |
| output wire [31:0] gpio_o; |
| output wire [31:0] gpio_oe; |
| output wire uart_tx; |
| input wire uart_rx; |
| output wire pwm_o; |
| output wire pwm_o_2; |
| output wire pwm1_oe; |
| output wire pwm2_oe; |
| output wire [3:0] ss_o; |
| output wire sclk_o; |
| output wire sd_o; |
| output wire sd_oe; |
| input wire sd_i; |
| wire prog_rst_n; |
| wire system_rst_ni; |
| wire [31:0] gpio_in; |
| wire [31:0] gpio_out; |
| assign gpio_in = gpio_i; |
| assign gpio_o = gpio_out; |
| wire instr_valid; |
| wire [11:0] tlul_addr; |
| wire req_i; |
| wire [31:0] tlul_data; |
| wire instr_csb; |
| wire [11:0] instr_addr; |
| wire [31:0] instr_wdata; |
| wire [3:0] instr_wmask; |
| wire instr_we; |
| wire [31:0] instr_rdata; |
| wire data_csb; |
| wire [11:0] data_addr; |
| wire [31:0] data_wdata; |
| wire [3:0] data_wmask; |
| wire data_we; |
| wire [31:0] data_rdata; |
| wire [31:0] iccm_ctrl_data; |
| wire iccm_ctrl_we; |
| wire [11:0] iccm_ctrl_addr_o; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| wire [85:0] ifu_to_xbar; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| wire [51:0] xbar_to_ifu; |
| wire [85:0] xbar_to_iccm; |
| wire [51:0] iccm_to_xbar; |
| wire [85:0] lsu_to_xbar; |
| wire [51:0] xbar_to_lsu; |
| wire [85:0] xbar_to_dccm; |
| wire [51:0] dccm_to_xbar; |
| wire [85:0] xbarp_to_gpio; |
| wire [51:0] gpio_to_xbarp; |
| wire [85:0] plic_req; |
| wire [51:0] plic_resp; |
| wire [85:0] xbar_to_uart; |
| wire [51:0] uart_to_xbar; |
| wire [85:0] xbar_to_timer; |
| wire [51:0] timer_to_xbar; |
| wire [85:0] xbar_to_pwm; |
| wire [51:0] pwm_to_xbar; |
| wire [85:0] xbar_to_spi; |
| wire [51:0] spi_to_xbar; |
| wire [35:0] intr_vector; |
| wire [31:0] intr_gpio; |
| wire intr_uart0_tx_watermark; |
| wire intr_uart0_rx_watermark; |
| wire intr_uart0_tx_empty; |
| wire intr_uart0_rx_overflow; |
| wire intr_uart0_rx_frame_err; |
| wire intr_uart0_rx_break_err; |
| wire intr_uart0_rx_timeout; |
| wire intr_uart0_rx_parity_err; |
| wire intr_req; |
| wire intr_srx; |
| wire intr_stx; |
| wire intr_timer; |
| wire intr_u_tx; |
| assign intr_vector = {intr_srx, intr_stx, intr_u_tx, intr_gpio, 1'b0}; |
| localparam integer brq_pkg_RV32BNone = 0; |
| localparam integer brq_pkg_RV32MSlow = 1; |
| localparam integer brq_pkg_RegFileFF = 0; |
| brq_core_top #( |
| .PMPEnable(1'b0), |
| .PMPGranularity(0), |
| .PMPNumRegions(4), |
| .MHPMCounterNum(0), |
| .MHPMCounterWidth(40), |
| .RV32E(1'b0), |
| .RV32M(brq_pkg_RV32MSlow), |
| .RV32B(brq_pkg_RV32BNone), |
| .RegFile(brq_pkg_RegFileFF), |
| .BranchTargetALU(1'b0), |
| .WritebackStage(1'b1), |
| .ICache(1'b0), |
| .ICacheECC(1'b0), |
| .BranchPredictor(1'b0), |
| .DbgTriggerEn(1'b1), |
| .DbgHwBreakNum(1), |
| .Securebrq(1'b0), |
| .DmHaltAddr(1'sb0), |
| .DmExceptionAddr(1'sb0) |
| ) u_top( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_i_i(xbar_to_ifu), |
| .tl_i_o(ifu_to_xbar), |
| .tl_d_i(xbar_to_lsu), |
| .tl_d_o(lsu_to_xbar), |
| .hart_id_i(32'b00000000000000000000000000000000), |
| .boot_addr_i(32'h20000000), |
| .irq_software_i(1'b0), |
| .irq_timer_i(intr_timer), |
| .irq_external_i(intr_req), |
| .irq_fast_i({15 {1'sb0}}), |
| .irq_nm_i(1'b0), |
| .debug_req_i(1'b0), |
| .fetch_enable_i(1'b1), |
| .alert_minor_o(), |
| .alert_major_o(), |
| .core_sleep_o() |
| ); |
| tl_xbar_main main_swith( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_brqif_i(ifu_to_xbar), |
| .tl_brqif_o(xbar_to_ifu), |
| .tl_brqlsu_i(lsu_to_xbar), |
| .tl_brqlsu_o(xbar_to_lsu), |
| .tl_iccm_o(xbar_to_iccm), |
| .tl_iccm_i(iccm_to_xbar), |
| .tl_dccm_o(xbar_to_dccm), |
| .tl_dccm_i(dccm_to_xbar), |
| .tl_timer0_o(xbar_to_timer), |
| .tl_timer0_i(timer_to_xbar), |
| .tl_uart_o(xbar_to_uart), |
| .tl_uart_i(uart_to_xbar), |
| .tl_spi_o(xbar_to_spi), |
| .tl_spi_i(spi_to_xbar), |
| .tl_pwm_o(xbar_to_pwm), |
| .tl_pwm_i(pwm_to_xbar), |
| .tl_gpio_o(xbarp_to_gpio), |
| .tl_gpio_i(gpio_to_xbarp), |
| .tl_plic_o(plic_req), |
| .tl_plic_i(plic_resp) |
| ); |
| rv_timer timer0( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_i(xbar_to_timer), |
| .tl_o(timer_to_xbar), |
| .intr_timer_expired_0_0_o(intr_timer) |
| ); |
| pwm_top u_pwm( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_i(xbar_to_pwm), |
| .tl_o(pwm_to_xbar), |
| .pwm_o(pwm_o), |
| .pwm_o_2(pwm_o_2), |
| .pwm1_oe(pwm1_oe), |
| .pwm2_oe(pwm2_oe) |
| ); |
| spi_top u_spi_host( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_i(xbar_to_spi), |
| .tl_o(spi_to_xbar), |
| .intr_rx_o(intr_srx), |
| .intr_tx_o(intr_stx), |
| .ss_o(ss_o), |
| .sclk_o(sclk_o), |
| .sd_o(sd_o), |
| .sd_oe(sd_oe), |
| .sd_i(sd_i) |
| ); |
| gpio GPIO( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_i(xbarp_to_gpio), |
| .tl_o(gpio_to_xbarp), |
| .cio_gpio_i(gpio_in), |
| .cio_gpio_o(gpio_out), |
| .cio_gpio_en_o(gpio_oe), |
| .intr_gpio_o(intr_gpio) |
| ); |
| wire prog_rst_ni; |
| rstmgr reset_manager( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .prog_rst_ni(prog_rst_ni), |
| .sys_rst_ni(system_rst_ni) |
| ); |
| rv_plic intr_controller( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_i(plic_req), |
| .tl_o(plic_resp), |
| .intr_src_i(intr_vector), |
| .irq_o(intr_req), |
| .msip_o() |
| ); |
| uart_top u_uart( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_i(xbar_to_uart), |
| .tl_o(uart_to_xbar), |
| .tx_o(uart_tx), |
| .rx_i(uart_rx), |
| .intr_tx(intr_u_tx) |
| ); |
| wire rx_dv_i; |
| wire [7:0] rx_byte_i; |
| iccm_controller iccm_controller( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .prog_i(prog), |
| .rx_dv_i(rx_dv_i), |
| .rx_byte_i(rx_byte_i), |
| .we_o(iccm_ctrl_we), |
| .addr_o(iccm_ctrl_addr_o), |
| .wdata_o(iccm_ctrl_data), |
| .reset_o(prog_rst_ni) |
| ); |
| uart_rx_prog u_uart_rx_prog( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .i_Rx_Serial(uart_rx), |
| .CLKS_PER_BIT(clks_per_bit), |
| .o_Rx_DV(rx_dv_i), |
| .o_Rx_Byte(rx_byte_i) |
| ); |
| instr_mem_top iccm_adapter( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_i(xbar_to_iccm), |
| .tl_o(iccm_to_xbar), |
| .iccm_ctrl_addr(iccm_ctrl_addr_o), |
| .iccm_ctrl_wdata(iccm_ctrl_data), |
| .iccm_ctrl_we(iccm_ctrl_we), |
| .prog_rst_ni(prog_rst_ni), |
| .csb(instr_csb), |
| .addr_o(instr_addr), |
| .wdata_o(instr_wdata), |
| .wmask_o(instr_wmask), |
| .we_o(instr_we), |
| .rdata_i(instr_rdata) |
| ); |
| wire [31:0] un_conn1; |
| sky130_sram_4kbyte_1rw1r_32x1024_8 u_iccm( |
| `ifdef USE_POWER_PINS |
| .vccd1(VPWR), |
| .vssd1(VGND), |
| `endif |
| .clk0(clk_i), |
| .csb0(instr_csb), |
| .web0(instr_we), |
| .wmask0(instr_wmask), |
| .addr0(instr_addr[9:0]), |
| .din0(instr_wdata), |
| .dout0(instr_rdata), |
| .clk1(1'b0), |
| .csb1(1'b1), |
| .addr1({10 {1'sb0}}), |
| .dout1(un_conn1) |
| ); |
| data_mem_top dccm_adapter( |
| .clk_i(clk_i), |
| .rst_ni(system_rst_ni), |
| .tl_d_i(xbar_to_dccm), |
| .tl_d_o(dccm_to_xbar), |
| .csb(data_csb), |
| .addr_o(data_addr), |
| .wdata_o(data_wdata), |
| .wmask_o(data_wmask), |
| .we_o(data_we), |
| .rdata_i(data_rdata) |
| ); |
| wire [31:0] un_conn2; |
| sky130_sram_4kbyte_1rw1r_32x1024_8 u_dccm( |
| `ifdef USE_POWER_PINS |
| .vccd1(VPWR), |
| .vssd1(VGND), |
| `endif |
| .clk0(clk_i), |
| .csb0(instr_csb), |
| .web0(data_we), |
| .wmask0(data_wmask), |
| .addr0(data_addr[9:0]), |
| .din0(data_wdata), |
| .dout0(data_rdata), |
| .clk1(1'b0), |
| .csb1(1'b1), |
| .addr1({10 {1'sb0}}), |
| .dout1(un_conn2) |
| ); |
| endmodule |
| module brq_core ( |
| clk_i, |
| rst_ni, |
| hart_id_i, |
| boot_addr_i, |
| instr_req_o, |
| instr_gnt_i, |
| instr_rvalid_i, |
| instr_addr_o, |
| instr_rdata_i, |
| instr_err_i, |
| data_req_o, |
| data_gnt_i, |
| data_rvalid_i, |
| data_we_o, |
| data_be_o, |
| data_addr_o, |
| data_wdata_o, |
| data_rdata_i, |
| data_err_i, |
| irq_software_i, |
| irq_timer_i, |
| irq_external_i, |
| irq_fast_i, |
| irq_nm_i, |
| debug_req_i, |
| fetch_enable_i, |
| alert_minor_o, |
| alert_major_o, |
| core_sleep_o |
| ); |
| parameter [0:0] PMPEnable = 1'b0; |
| parameter [31:0] PMPGranularity = 0; |
| parameter [31:0] PMPNumRegions = 4; |
| parameter [31:0] MHPMCounterNum = 0; |
| parameter [31:0] MHPMCounterWidth = 40; |
| parameter [0:0] RV32E = 1'b0; |
| localparam integer brq_pkg_RV32MFast = 2; |
| parameter integer RV32M = brq_pkg_RV32MFast; |
| localparam integer brq_pkg_RV32BNone = 0; |
| parameter integer RV32B = brq_pkg_RV32BNone; |
| localparam integer brq_pkg_RegFileFF = 0; |
| parameter integer RegFile = brq_pkg_RegFileFF; |
| localparam integer brq_pkg_RV32FSingle = 1; |
| parameter integer RVF = brq_pkg_RV32FSingle; |
| parameter [31:0] FloatingPoint = 1'b1; |
| parameter [0:0] BranchTargetALU = 1'b0; |
| parameter [0:0] WritebackStage = 1'b1; |
| parameter [0:0] ICache = 1'b0; |
| parameter [0:0] ICacheECC = 1'b0; |
| parameter [0:0] BranchPredictor = 1'b0; |
| parameter [0:0] DbgTriggerEn = 1'b0; |
| parameter [31:0] DbgHwBreakNum = 1; |
| parameter [0:0] Securebrq = 1'b0; |
| parameter [31:0] DmHaltAddr = 32'h1a110800; |
| parameter [31:0] DmExceptionAddr = 32'h1a110808; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [31:0] hart_id_i; |
| input wire [31:0] boot_addr_i; |
| output wire instr_req_o; |
| input wire instr_gnt_i; |
| input wire instr_rvalid_i; |
| output wire [31:0] instr_addr_o; |
| input wire [31:0] instr_rdata_i; |
| input wire instr_err_i; |
| output wire data_req_o; |
| input wire data_gnt_i; |
| input wire data_rvalid_i; |
| output wire data_we_o; |
| output wire [3:0] data_be_o; |
| output wire [31:0] data_addr_o; |
| output wire [31:0] data_wdata_o; |
| input wire [31:0] data_rdata_i; |
| input wire data_err_i; |
| input wire irq_software_i; |
| input wire irq_timer_i; |
| input wire irq_external_i; |
| input wire [14:0] irq_fast_i; |
| input wire irq_nm_i; |
| input wire debug_req_i; |
| input wire fetch_enable_i; |
| output wire alert_minor_o; |
| output wire alert_major_o; |
| output wire core_sleep_o; |
| wire test_en_i; |
| assign test_en_i = 1'b0; |
| localparam [31:0] W = 32; |
| wire fp_flush; |
| wire in_ready_c2fpu; |
| wire in_valid_c2fpu; |
| wire out_ready_fpu2c; |
| wire out_valid_fpu2c; |
| wire valid_id_fpu; |
| wire fp_rm_dynamic; |
| wire fp_alu_op_mod; |
| wire [4:0] fp_rf_raddr_a; |
| wire [4:0] fp_rf_raddr_b; |
| wire [4:0] fp_rf_raddr_c; |
| wire [31:0] fp_rf_rdata_a; |
| wire [31:0] fp_rf_rdata_b; |
| wire [31:0] fp_rf_rdata_c; |
| wire fp_rf_wen_id; |
| wire is_fp_instr; |
| wire [95:0] fp_operands; |
| wire fp_busy; |
| wire fpu_busy_idu; |
| wire [31:0] fp_result; |
| wire [31:0] data_wb; |
| wire [4:0] fp_rf_waddr_id; |
| wire [4:0] fp_rf_waddr_wb; |
| wire fp_rf_we; |
| wire fp_rf_wen_wb; |
| wire use_fp_rs1; |
| wire use_fp_rs2; |
| wire use_fp_rd; |
| wire fp_rf_write_wb; |
| wire [31:0] rf_int_fp_lsu; |
| wire fp_swap_oprnds; |
| wire fpu_is_busy; |
| wire fp_load; |
| wire [31:0] fp_rf_wdata_wb; |
| wire [4:0] fp_status; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| wire [3:0] fp_operation; |
| wire [2:0] fp_rounding_mode; |
| wire [2:0] fp_frm_csr; |
| wire [2:0] fp_frm_fpnew; |
| wire [3:0] fp_alu_operator; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| wire [1:0] fp_src_fmt; |
| wire [1:0] fp_dst_fmt; |
| localparam [31:0] PMP_NUM_CHAN = 2; |
| localparam [0:0] DataIndTiming = Securebrq; |
| localparam [0:0] DummyInstructions = Securebrq; |
| localparam [0:0] PCIncrCheck = Securebrq; |
| localparam [0:0] ShadowCSR = Securebrq; |
| localparam [0:0] SpecBranch = PMPEnable & (PMPNumRegions == 16); |
| localparam [0:0] RegFileECC = Securebrq; |
| localparam [31:0] RegFileDataWidth = (RegFileECC ? 39 : 32); |
| wire dummy_instr_id; |
| wire instr_valid_id; |
| wire instr_new_id; |
| wire [31:0] instr_rdata_id; |
| wire [31:0] instr_rdata_alu_id; |
| wire [15:0] instr_rdata_c_id; |
| wire instr_is_compressed_id; |
| wire instr_perf_count_id; |
| wire instr_fetch_err; |
| wire instr_fetch_err_plus2; |
| wire illegal_c_insn_id; |
| wire [31:0] pc_if; |
| wire [31:0] pc_id; |
| wire [31:0] pc_wb; |
| wire [67:0] imd_val_d_ex; |
| wire [67:0] imd_val_q_ex; |
| wire [1:0] imd_val_we_ex; |
| wire data_ind_timing; |
| wire dummy_instr_en; |
| wire [2:0] dummy_instr_mask; |
| wire dummy_instr_seed_en; |
| wire [31:0] dummy_instr_seed; |
| wire icache_enable; |
| wire icache_inval; |
| wire pc_mismatch_alert; |
| wire csr_shadow_err; |
| wire instr_first_cycle_id; |
| wire instr_valid_clear; |
| wire pc_set; |
| wire pc_set_spec; |
| wire [2:0] pc_mux_id; |
| wire [1:0] exc_pc_mux_id; |
| wire [5:0] exc_cause; |
| wire lsu_load_err; |
| wire lsu_store_err; |
| wire lsu_addr_incr_req; |
| wire [31:0] lsu_addr_last; |
| wire [31:0] branch_target_ex; |
| wire branch_decision; |
| wire ctrl_busy; |
| wire if_busy; |
| wire lsu_busy; |
| wire core_busy_d; |
| reg core_busy_q; |
| wire [4:0] rf_raddr_a; |
| wire [31:0] rf_rdata_a; |
| wire [4:0] rf_raddr_b; |
| wire [31:0] rf_rdata_b; |
| wire rf_ren_a; |
| wire rf_ren_b; |
| wire [4:0] rf_waddr_wb; |
| wire [31:0] rf_wdata_wb; |
| wire [31:0] rf_wdata_fwd_wb; |
| wire [31:0] rf_wdata_lsu; |
| wire rf_we_wb; |
| wire rf_we_lsu; |
| wire [4:0] rf_waddr_id; |
| wire [31:0] rf_wdata_id; |
| wire rf_we_id; |
| wire rf_rd_a_wb_match; |
| wire rf_rd_b_wb_match; |
| wire [5:0] alu_operator_ex; |
| wire [31:0] alu_operand_a_ex; |
| wire [31:0] alu_operand_b_ex; |
| wire [31:0] bt_a_operand; |
| wire [31:0] bt_b_operand; |
| wire [31:0] alu_adder_result_ex; |
| wire [31:0] result_ex; |
| wire mult_en_ex; |
| wire div_en_ex; |
| wire mult_sel_ex; |
| wire div_sel_ex; |
| wire [1:0] multdiv_operator_ex; |
| wire [1:0] multdiv_signed_mode_ex; |
| wire [31:0] multdiv_operand_a_ex; |
| wire [31:0] multdiv_operand_b_ex; |
| wire multdiv_ready_id; |
| wire csr_access; |
| wire [1:0] csr_op; |
| wire csr_op_en; |
| wire [11:0] csr_addr; |
| wire [31:0] csr_rdata; |
| wire [31:0] csr_wdata; |
| wire illegal_csr_insn_id; |
| wire lsu_we; |
| wire [1:0] lsu_type; |
| wire lsu_sign_ext; |
| wire lsu_req; |
| wire [31:0] lsu_wdata; |
| wire lsu_req_done; |
| wire id_in_ready; |
| wire ex_valid; |
| wire lsu_resp_valid; |
| wire lsu_resp_err; |
| wire instr_req_int; |
| wire en_wb; |
| wire [1:0] instr_type_wb; |
| wire ready_wb; |
| wire rf_write_wb; |
| wire outstanding_load_wb; |
| wire outstanding_store_wb; |
| wire irq_pending; |
| wire nmi_mode; |
| wire [17:0] irqs; |
| wire csr_mstatus_mie; |
| wire [31:0] csr_mepc; |
| wire [31:0] csr_depc; |
| wire [(0 >= (PMPNumRegions - 1) ? ((2 - PMPNumRegions) * 34) + (((PMPNumRegions - 1) * 34) - 1) : (PMPNumRegions * 34) - 1):(0 >= (PMPNumRegions - 1) ? (PMPNumRegions - 1) * 34 : 0)] csr_pmp_addr; |
| wire [(0 >= (PMPNumRegions - 1) ? ((2 - PMPNumRegions) * 6) + (((PMPNumRegions - 1) * 6) - 1) : (PMPNumRegions * 6) - 1):(0 >= (PMPNumRegions - 1) ? (PMPNumRegions - 1) * 6 : 0)] csr_pmp_cfg; |
| wire [0:1] pmp_req_err; |
| wire instr_req_out; |
| wire data_req_out; |
| wire csr_save_if; |
| wire csr_save_id; |
| wire csr_save_wb; |
| wire csr_restore_mret_id; |
| wire csr_restore_dret_id; |
| wire csr_save_cause; |
| wire csr_mtvec_init; |
| wire [31:0] csr_mtvec; |
| wire [31:0] csr_mtval; |
| wire csr_mstatus_tw; |
| wire [1:0] priv_mode_id; |
| wire [1:0] priv_mode_if; |
| wire [1:0] priv_mode_lsu; |
| wire debug_mode; |
| wire [2:0] debug_cause; |
| wire debug_csr_save; |
| wire debug_single_step; |
| wire debug_ebreakm; |
| wire debug_ebreaku; |
| wire trigger_match; |
| wire instr_id_done; |
| wire instr_done_wb; |
| wire perf_instr_ret_wb; |
| wire perf_instr_ret_compressed_wb; |
| wire perf_iside_wait; |
| wire perf_dside_wait; |
| wire perf_mul_wait; |
| wire perf_div_wait; |
| wire perf_jump; |
| wire perf_branch; |
| wire perf_tbranch; |
| wire perf_load; |
| wire perf_store; |
| wire illegal_insn_id; |
| wire unused_illegal_insn_id; |
| wire clk; |
| wire clock_en; |
| assign core_busy_d = ((ctrl_busy | if_busy) | lsu_busy) | fp_busy; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| core_busy_q <= 1'b0; |
| else |
| core_busy_q <= core_busy_d; |
| reg fetch_enable_q; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| fetch_enable_q <= 1'b0; |
| else if (fetch_enable_i) |
| fetch_enable_q <= 1'b1; |
| assign clock_en = fetch_enable_q & (((core_busy_q | debug_req_i) | irq_pending) | irq_nm_i); |
| assign core_sleep_o = ~clock_en; |
| prim_clock_gating core_clock_gate_i( |
| .clk_i(clk_i), |
| .en_i(1'b1), |
| .test_en_i(test_en_i), |
| .clk_o(clk) |
| ); |
| localparam [31:0] brq_pkg_PMP_I = 0; |
| brq_ifu #( |
| .DmHaltAddr(DmHaltAddr), |
| .DmExceptionAddr(DmExceptionAddr), |
| .DummyInstructions(DummyInstructions), |
| .ICache(ICache), |
| .ICacheECC(ICacheECC), |
| .PCIncrCheck(PCIncrCheck), |
| .BranchPredictor(BranchPredictor) |
| ) if_stage_i( |
| .clk_i(clk), |
| .rst_ni(rst_ni), |
| .boot_addr_i(boot_addr_i), |
| .req_i(instr_req_int), |
| .instr_req_o(instr_req_out), |
| .instr_addr_o(instr_addr_o), |
| .instr_gnt_i(instr_gnt_i), |
| .instr_rvalid_i(instr_rvalid_i), |
| .instr_rdata_i(instr_rdata_i), |
| .instr_err_i(instr_err_i), |
| .instr_pmp_err_i(pmp_req_err[brq_pkg_PMP_I]), |
| .instr_valid_id_o(instr_valid_id), |
| .instr_new_id_o(instr_new_id), |
| .instr_rdata_id_o(instr_rdata_id), |
| .instr_rdata_alu_id_o(instr_rdata_alu_id), |
| .instr_rdata_c_id_o(instr_rdata_c_id), |
| .instr_is_compressed_id_o(instr_is_compressed_id), |
| .instr_fetch_err_o(instr_fetch_err), |
| .instr_fetch_err_plus2_o(instr_fetch_err_plus2), |
| .illegal_c_insn_id_o(illegal_c_insn_id), |
| .pc_if_o(pc_if), |
| .pc_id_o(pc_id), |
| .instr_valid_clear_i(instr_valid_clear), |
| .pc_set_i(pc_set), |
| .pc_set_spec_i(pc_set_spec), |
| .pc_mux_i(pc_mux_id), |
| .exc_pc_mux_i(exc_pc_mux_id), |
| .branch_target_ex_i(branch_target_ex), |
| .csr_mepc_i(csr_mepc), |
| .csr_depc_i(csr_depc), |
| .csr_mtvec_i(csr_mtvec), |
| .csr_mtvec_init_o(csr_mtvec_init), |
| .id_in_ready_i(id_in_ready), |
| .pc_mismatch_alert_o(pc_mismatch_alert), |
| .if_busy_o(if_busy) |
| ); |
| assign perf_iside_wait = id_in_ready & ~instr_valid_id; |
| assign instr_req_o = instr_req_out & ~pmp_req_err[brq_pkg_PMP_I]; |
| wire use_fp_rs3; |
| brq_idu #( |
| .RV32E(RV32E), |
| .RV32M(RV32M), |
| .RV32B(RV32B), |
| .BranchTargetALU(BranchTargetALU), |
| .DataIndTiming(DataIndTiming), |
| .SpecBranch(SpecBranch), |
| .WritebackStage(WritebackStage), |
| .BranchPredictor(BranchPredictor) |
| ) id_stage_i( |
| .clk_i(clk), |
| .rst_ni(rst_ni), |
| .ctrl_busy_o(ctrl_busy), |
| .illegal_insn_o(illegal_insn_id), |
| .instr_valid_i(instr_valid_id), |
| .instr_rdata_i(instr_rdata_id), |
| .instr_rdata_alu_i(instr_rdata_alu_id), |
| .instr_rdata_c_i(instr_rdata_c_id), |
| .instr_is_compressed_i(instr_is_compressed_id), |
| .branch_decision_i(branch_decision), |
| .instr_first_cycle_id_o(instr_first_cycle_id), |
| .instr_valid_clear_o(instr_valid_clear), |
| .id_in_ready_o(id_in_ready), |
| .instr_req_o(instr_req_int), |
| .pc_set_o(pc_set), |
| .pc_set_spec_o(pc_set_spec), |
| .pc_mux_o(pc_mux_id), |
| .exc_pc_mux_o(exc_pc_mux_id), |
| .exc_cause_o(exc_cause), |
| .icache_inval_o(icache_inval), |
| .instr_fetch_err_i(instr_fetch_err), |
| .instr_fetch_err_plus2_i(instr_fetch_err_plus2), |
| .illegal_c_insn_i(illegal_c_insn_id), |
| .pc_id_i(pc_id), |
| .ex_valid_i(valid_id_fpu), |
| .lsu_resp_valid_i(lsu_resp_valid), |
| .alu_operator_ex_o(alu_operator_ex), |
| .alu_operand_a_ex_o(alu_operand_a_ex), |
| .alu_operand_b_ex_o(alu_operand_b_ex), |
| .imd_val_q_ex_o(imd_val_q_ex), |
| .imd_val_d_ex_i(imd_val_d_ex), |
| .imd_val_we_ex_i(imd_val_we_ex), |
| .bt_a_operand_o(bt_a_operand), |
| .bt_b_operand_o(bt_b_operand), |
| .mult_en_ex_o(mult_en_ex), |
| .div_en_ex_o(div_en_ex), |
| .mult_sel_ex_o(mult_sel_ex), |
| .div_sel_ex_o(div_sel_ex), |
| .multdiv_operator_ex_o(multdiv_operator_ex), |
| .multdiv_signed_mode_ex_o(multdiv_signed_mode_ex), |
| .multdiv_operand_a_ex_o(multdiv_operand_a_ex), |
| .multdiv_operand_b_ex_o(multdiv_operand_b_ex), |
| .multdiv_ready_id_o(multdiv_ready_id), |
| .csr_access_o(csr_access), |
| .csr_op_o(csr_op), |
| .csr_op_en_o(csr_op_en), |
| .csr_save_if_o(csr_save_if), |
| .csr_save_id_o(csr_save_id), |
| .csr_save_wb_o(csr_save_wb), |
| .csr_restore_mret_id_o(csr_restore_mret_id), |
| .csr_restore_dret_id_o(csr_restore_dret_id), |
| .csr_save_cause_o(csr_save_cause), |
| .csr_mtval_o(csr_mtval), |
| .priv_mode_i(priv_mode_id), |
| .csr_mstatus_tw_i(csr_mstatus_tw), |
| .illegal_csr_insn_i(illegal_csr_insn_id), |
| .data_ind_timing_i(data_ind_timing), |
| .lsu_req_o(lsu_req), |
| .lsu_we_o(lsu_we), |
| .lsu_type_o(lsu_type), |
| .lsu_sign_ext_o(lsu_sign_ext), |
| .lsu_wdata_o(lsu_wdata), |
| .lsu_req_done_i(lsu_req_done), |
| .lsu_addr_incr_req_i(lsu_addr_incr_req), |
| .lsu_addr_last_i(lsu_addr_last), |
| .lsu_load_err_i(lsu_load_err), |
| .lsu_store_err_i(lsu_store_err), |
| .csr_mstatus_mie_i(csr_mstatus_mie), |
| .irq_pending_i(irq_pending), |
| .irqs_i(irqs), |
| .irq_nm_i(irq_nm_i), |
| .nmi_mode_o(nmi_mode), |
| .debug_mode_o(debug_mode), |
| .debug_cause_o(debug_cause), |
| .debug_csr_save_o(debug_csr_save), |
| .debug_req_i(debug_req_i), |
| .debug_single_step_i(debug_single_step), |
| .debug_ebreakm_i(debug_ebreakm), |
| .debug_ebreaku_i(debug_ebreaku), |
| .trigger_match_i(trigger_match), |
| .result_ex_i(data_wb), |
| .csr_rdata_i(csr_rdata), |
| .rf_raddr_a_o(rf_raddr_a), |
| .rf_rdata_a_i(rf_rdata_a), |
| .rf_raddr_b_o(rf_raddr_b), |
| .rf_rdata_b_i(rf_int_fp_lsu), |
| .rf_ren_a_o(rf_ren_a), |
| .rf_ren_b_o(rf_ren_b), |
| .rf_waddr_id_o(rf_waddr_id), |
| .rf_wdata_id_o(rf_wdata_id), |
| .rf_we_id_o(rf_we_id), |
| .rf_rd_a_wb_match_o(rf_rd_a_wb_match), |
| .rf_rd_b_wb_match_o(rf_rd_b_wb_match), |
| .rf_waddr_wb_i(rf_waddr_wb), |
| .rf_wdata_fwd_wb_i(rf_wdata_fwd_wb), |
| .rf_write_wb_i(rf_write_wb), |
| .en_wb_o(en_wb), |
| .instr_type_wb_o(instr_type_wb), |
| .instr_perf_count_id_o(instr_perf_count_id), |
| .ready_wb_i(ready_wb), |
| .outstanding_load_wb_i(outstanding_load_wb), |
| .outstanding_store_wb_i(outstanding_store_wb), |
| .perf_jump_o(perf_jump), |
| .perf_branch_o(perf_branch), |
| .perf_tbranch_o(perf_tbranch), |
| .perf_dside_wait_o(perf_dside_wait), |
| .perf_mul_wait_o(perf_mul_wait), |
| .perf_div_wait_o(perf_div_wait), |
| .instr_id_done_o(instr_id_done), |
| .fp_rounding_mode_o(fp_rounding_mode), |
| .fp_rf_rdata_a_i(fp_rf_rdata_a), |
| .fp_rf_rdata_b_i(fp_rf_rdata_b), |
| .fp_rf_rdata_c_i(fp_rf_rdata_c), |
| .fp_rf_raddr_a_o(fp_rf_raddr_a), |
| .fp_rf_raddr_b_o(fp_rf_raddr_b), |
| .fp_rf_raddr_c_o(fp_rf_raddr_c), |
| .fp_rf_waddr_o(fp_rf_waddr_id), |
| .fp_rf_we_o(fp_rf_wen_id), |
| .fp_alu_operator_o(fp_alu_operator), |
| .fp_alu_op_mod_o(fp_alu_op_mod), |
| .fp_src_fmt_o(fp_src_fmt), |
| .fp_dst_fmt_o(fp_dst_fmt), |
| .fp_rm_dynamic_o(fp_rm_dynamic), |
| .fp_flush_o(fp_flush), |
| .is_fp_instr_o(is_fp_instr), |
| .use_fp_rs1_o(use_fp_rs1), |
| .use_fp_rs2_o(use_fp_rs2), |
| .use_fp_rs3_o(use_fp_rs3), |
| .use_fp_rd_o(use_fp_rd), |
| .fpu_busy_i(fpu_busy_idu), |
| .fp_rf_write_wb_i(fp_rf_write_wb), |
| .fp_rf_wdata_fwd_wb_i(fp_rf_wdata_wb), |
| .fp_operands_o(fp_operands), |
| .fp_load_o(fp_load) |
| ); |
| assign unused_illegal_insn_id = illegal_insn_id; |
| brq_exu #( |
| .RV32M(RV32M), |
| .RV32B(RV32B), |
| .BranchTargetALU(BranchTargetALU) |
| ) ex_block_i( |
| .clk_i(clk), |
| .rst_ni(rst_ni), |
| .alu_operator_i(alu_operator_ex), |
| .alu_operand_a_i(alu_operand_a_ex), |
| .alu_operand_b_i(alu_operand_b_ex), |
| .alu_instr_first_cycle_i(instr_first_cycle_id), |
| .bt_a_operand_i(bt_a_operand), |
| .bt_b_operand_i(bt_b_operand), |
| .multdiv_operator_i(multdiv_operator_ex), |
| .mult_en_i(mult_en_ex), |
| .div_en_i(div_en_ex), |
| .mult_sel_i(mult_sel_ex), |
| .div_sel_i(div_sel_ex), |
| .multdiv_signed_mode_i(multdiv_signed_mode_ex), |
| .multdiv_operand_a_i(multdiv_operand_a_ex), |
| .multdiv_operand_b_i(multdiv_operand_b_ex), |
| .multdiv_ready_id_i(multdiv_ready_id), |
| .data_ind_timing_i(data_ind_timing), |
| .imd_val_we_o(imd_val_we_ex), |
| .imd_val_d_o(imd_val_d_ex), |
| .imd_val_q_i(imd_val_q_ex), |
| .alu_adder_result_ex_o(alu_adder_result_ex), |
| .result_ex_o(result_ex), |
| .branch_target_o(branch_target_ex), |
| .branch_decision_o(branch_decision), |
| .ex_valid_o(ex_valid) |
| ); |
| localparam [31:0] brq_pkg_PMP_D = 1; |
| assign data_req_o = data_req_out & ~pmp_req_err[brq_pkg_PMP_D]; |
| assign lsu_resp_err = lsu_load_err | lsu_store_err; |
| brq_lsu load_store_unit_i( |
| .clk_i(clk), |
| .rst_ni(rst_ni), |
| .data_req_o(data_req_out), |
| .data_gnt_i(data_gnt_i), |
| .data_rvalid_i(data_rvalid_i), |
| .data_err_i(data_err_i), |
| .data_pmp_err_i(pmp_req_err[brq_pkg_PMP_D]), |
| .data_addr_o(data_addr_o), |
| .data_we_o(data_we_o), |
| .data_be_o(data_be_o), |
| .data_wdata_o(data_wdata_o), |
| .data_rdata_i(data_rdata_i), |
| .lsu_we_i(lsu_we), |
| .lsu_type_i(lsu_type), |
| .lsu_wdata_i(lsu_wdata), |
| .lsu_sign_ext_i(lsu_sign_ext), |
| .lsu_rdata_o(rf_wdata_lsu), |
| .lsu_rdata_valid_o(rf_we_lsu), |
| .lsu_req_i(lsu_req), |
| .lsu_req_done_o(lsu_req_done), |
| .adder_result_ex_i(alu_adder_result_ex), |
| .addr_incr_req_o(lsu_addr_incr_req), |
| .addr_last_o(lsu_addr_last), |
| .lsu_resp_valid_o(lsu_resp_valid), |
| .load_err_o(lsu_load_err), |
| .store_err_o(lsu_store_err), |
| .busy_o(lsu_busy), |
| .perf_load_o(perf_load), |
| .perf_store_o(perf_store) |
| ); |
| brq_wbu #(.WritebackStage(WritebackStage)) wb_stage_i( |
| .clk_i(clk), |
| .rst_ni(rst_ni), |
| .en_wb_i(en_wb), |
| .instr_type_wb_i(instr_type_wb), |
| .pc_id_i(pc_id), |
| .instr_is_compressed_id_i(instr_is_compressed_id), |
| .instr_perf_count_id_i(instr_perf_count_id), |
| .ready_wb_o(ready_wb), |
| .rf_write_wb_o(rf_write_wb), |
| .outstanding_load_wb_o(outstanding_load_wb), |
| .outstanding_store_wb_o(outstanding_store_wb), |
| .pc_wb_o(pc_wb), |
| .perf_instr_ret_wb_o(perf_instr_ret_wb), |
| .perf_instr_ret_compressed_wb_o(perf_instr_ret_compressed_wb), |
| .rf_waddr_id_i(rf_waddr_id), |
| .rf_wdata_id_i(rf_wdata_id), |
| .rf_we_id_i(rf_we_id), |
| .rf_wdata_lsu_i(rf_wdata_lsu), |
| .rf_we_lsu_i(rf_we_lsu), |
| .rf_wdata_fwd_wb_o(rf_wdata_fwd_wb), |
| .rf_waddr_wb_o(rf_waddr_wb), |
| .rf_wdata_wb_o(rf_wdata_wb), |
| .rf_we_wb_o(rf_we_wb), |
| .lsu_resp_valid_i(lsu_resp_valid), |
| .lsu_resp_err_i(lsu_resp_err), |
| .instr_done_wb_o(instr_done_wb), |
| .fp_rf_write_wb_o(fp_rf_write_wb), |
| .fp_rf_wen_wb_o(fp_rf_wen_wb), |
| .fp_rf_waddr_wb_o(fp_rf_waddr_wb), |
| .fp_rf_wen_id_i(fp_rf_wen_id), |
| .fp_rf_waddr_id_i(fp_rf_waddr_id), |
| .fp_rf_wdata_wb_o(fp_rf_wdata_wb), |
| .fp_load_i(fp_load) |
| ); |
| wire [RegFileDataWidth - 1:0] rf_wdata_wb_ecc; |
| wire [RegFileDataWidth - 1:0] rf_rdata_a_ecc; |
| wire [RegFileDataWidth - 1:0] rf_rdata_b_ecc; |
| wire rf_ecc_err_comb; |
| generate |
| if (RegFileECC) begin : gen_regfile_ecc |
| wire [1:0] rf_ecc_err_a; |
| wire [1:0] rf_ecc_err_b; |
| wire rf_ecc_err_a_id; |
| wire rf_ecc_err_b_id; |
| prim_secded_39_32_enc regfile_ecc_enc( |
| .in(rf_wdata_wb), |
| .out(rf_wdata_wb_ecc) |
| ); |
| prim_secded_39_32_dec regfile_ecc_dec_a( |
| .in(rf_rdata_a_ecc), |
| .d_o(), |
| .syndrome_o(), |
| .err_o(rf_ecc_err_a) |
| ); |
| prim_secded_39_32_dec regfile_ecc_dec_b( |
| .in(rf_rdata_b_ecc), |
| .d_o(), |
| .syndrome_o(), |
| .err_o(rf_ecc_err_b) |
| ); |
| assign rf_rdata_a = rf_rdata_a_ecc[31:0]; |
| assign rf_rdata_b = rf_rdata_b_ecc[31:0]; |
| assign rf_ecc_err_a_id = (|rf_ecc_err_a & rf_ren_a) & ~rf_rd_a_wb_match; |
| assign rf_ecc_err_b_id = (|rf_ecc_err_b & rf_ren_b) & ~rf_rd_b_wb_match; |
| assign rf_ecc_err_comb = instr_valid_id & (rf_ecc_err_a_id | rf_ecc_err_b_id); |
| end |
| else begin : gen_no_regfile_ecc |
| wire unused_rf_ren_a; |
| wire unused_rf_ren_b; |
| wire unused_rf_rd_a_wb_match; |
| wire unused_rf_rd_b_wb_match; |
| assign unused_rf_ren_a = rf_ren_a; |
| assign unused_rf_ren_b = rf_ren_b; |
| assign unused_rf_rd_a_wb_match = rf_rd_a_wb_match; |
| assign unused_rf_rd_b_wb_match = rf_rd_b_wb_match; |
| assign rf_wdata_wb_ecc = rf_wdata_wb; |
| assign rf_rdata_a = rf_rdata_a_ecc; |
| assign rf_rdata_b = rf_rdata_b_ecc; |
| assign rf_ecc_err_comb = 1'b0; |
| end |
| endgenerate |
| assign rf_int_fp_lsu = (is_fp_instr & use_fp_rs2 ? fp_rf_rdata_b : rf_rdata_b); |
| localparam integer brq_pkg_RegFileFPGA = 1; |
| localparam integer brq_pkg_RegFileLatch = 2; |
| generate |
| if (RegFile == brq_pkg_RegFileFF) begin : gen_regfile_ff |
| brq_register_file_ff #( |
| .RV32E(RV32E), |
| .DataWidth(RegFileDataWidth), |
| .DummyInstructions(DummyInstructions) |
| ) register_file_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .dummy_instr_id_i(dummy_instr_id), |
| .raddr_a_i(rf_raddr_a), |
| .rdata_a_o(rf_rdata_a_ecc), |
| .raddr_b_i(rf_raddr_b), |
| .rdata_b_o(rf_rdata_b_ecc), |
| .waddr_a_i(rf_waddr_wb), |
| .wdata_a_i(rf_wdata_wb_ecc), |
| .we_a_i(rf_we_wb) |
| ); |
| end |
| else if (RegFile == brq_pkg_RegFileFPGA) begin : gen_regfile_fpga |
| brq_register_file_fpga #( |
| .RV32E(RV32E), |
| .DataWidth(RegFileDataWidth), |
| .DummyInstructions(DummyInstructions) |
| ) register_file_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .test_en_i(test_en_i), |
| .dummy_instr_id_i(dummy_instr_id), |
| .raddr_a_i(rf_raddr_a), |
| .rdata_a_o(rf_rdata_a_ecc), |
| .raddr_b_i(rf_raddr_b), |
| .rdata_b_o(rf_rdata_b_ecc), |
| .waddr_a_i(rf_waddr_wb), |
| .wdata_a_i(rf_wdata_wb_ecc), |
| .we_a_i(rf_we_wb) |
| ); |
| end |
| else if (RegFile == brq_pkg_RegFileLatch) begin : gen_regfile_latch |
| brq_register_file_latch #( |
| .RV32E(RV32E), |
| .DataWidth(RegFileDataWidth), |
| .DummyInstructions(DummyInstructions) |
| ) register_file_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .test_en_i(test_en_i), |
| .dummy_instr_id_i(dummy_instr_id), |
| .raddr_a_i(rf_raddr_a), |
| .rdata_a_o(rf_rdata_a_ecc), |
| .raddr_b_i(rf_raddr_b), |
| .rdata_b_o(rf_rdata_b_ecc), |
| .waddr_a_i(rf_waddr_wb), |
| .wdata_a_i(rf_wdata_wb_ecc), |
| .we_a_i(rf_we_wb) |
| ); |
| end |
| endgenerate |
| generate |
| if (FloatingPoint) begin : gen_fp_regfile |
| brq_fp_register_file_ff #( |
| .RVF(RVF), |
| .DataWidth(W) |
| ) fp_register_file( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .raddr_a_i(fp_rf_raddr_a), |
| .rdata_a_o(fp_rf_rdata_a), |
| .raddr_b_i(fp_rf_raddr_b), |
| .rdata_b_o(fp_rf_rdata_b), |
| .raddr_c_i(fp_rf_raddr_c), |
| .rdata_c_o(fp_rf_rdata_c), |
| .waddr_a_i(fp_rf_waddr_wb), |
| .wdata_a_i(fp_rf_wdata_wb), |
| .we_a_i(fp_rf_wen_wb) |
| ); |
| end |
| endgenerate |
| assign alert_minor_o = 1'b0; |
| assign alert_major_o = (rf_ecc_err_comb | pc_mismatch_alert) | csr_shadow_err; |
| assign csr_wdata = alu_operand_a_ex; |
| function automatic [11:0] sv2v_cast_12; |
| input reg [11:0] inp; |
| sv2v_cast_12 = inp; |
| endfunction |
| assign csr_addr = sv2v_cast_12((csr_access ? alu_operand_b_ex[11:0] : 12'b000000000000)); |
| brq_cs_registers #( |
| .DbgTriggerEn(DbgTriggerEn), |
| .DbgHwBreakNum(DbgHwBreakNum), |
| .DataIndTiming(DataIndTiming), |
| .DummyInstructions(DummyInstructions), |
| .ShadowCSR(ShadowCSR), |
| .ICache(ICache), |
| .MHPMCounterNum(MHPMCounterNum), |
| .MHPMCounterWidth(MHPMCounterWidth), |
| .PMPEnable(PMPEnable), |
| .PMPGranularity(PMPGranularity), |
| .PMPNumRegions(PMPNumRegions), |
| .RV32E(RV32E), |
| .RV32M(RV32M) |
| ) cs_registers_i( |
| .clk_i(clk), |
| .rst_ni(rst_ni), |
| .hart_id_i(hart_id_i), |
| .priv_mode_id_o(priv_mode_id), |
| .priv_mode_if_o(priv_mode_if), |
| .priv_mode_lsu_o(priv_mode_lsu), |
| .csr_mtvec_o(csr_mtvec), |
| .csr_mtvec_init_i(csr_mtvec_init), |
| .boot_addr_i(boot_addr_i), |
| .csr_access_i(csr_access), |
| .csr_addr_i(csr_addr), |
| .csr_wdata_i(csr_wdata), |
| .csr_op_i(csr_op), |
| .csr_op_en_i(csr_op_en), |
| .csr_rdata_o(csr_rdata), |
| .irq_software_i(irq_software_i), |
| .irq_timer_i(irq_timer_i), |
| .irq_external_i(irq_external_i), |
| .irq_fast_i(irq_fast_i), |
| .nmi_mode_i(nmi_mode), |
| .irq_pending_o(irq_pending), |
| .irqs_o(irqs), |
| .csr_mstatus_mie_o(csr_mstatus_mie), |
| .csr_mstatus_tw_o(csr_mstatus_tw), |
| .csr_mepc_o(csr_mepc), |
| .csr_pmp_cfg_o(csr_pmp_cfg), |
| .csr_pmp_addr_o(csr_pmp_addr), |
| .csr_depc_o(csr_depc), |
| .debug_mode_i(debug_mode), |
| .debug_cause_i(debug_cause), |
| .debug_csr_save_i(debug_csr_save), |
| .debug_single_step_o(debug_single_step), |
| .debug_ebreakm_o(debug_ebreakm), |
| .debug_ebreaku_o(debug_ebreaku), |
| .trigger_match_o(trigger_match), |
| .pc_if_i(pc_if), |
| .pc_id_i(pc_id), |
| .pc_wb_i(pc_wb), |
| .data_ind_timing_o(data_ind_timing), |
| .csr_shadow_err_o(csr_shadow_err), |
| .csr_save_if_i(csr_save_if), |
| .csr_save_id_i(csr_save_id), |
| .csr_save_wb_i(csr_save_wb), |
| .csr_restore_mret_i(csr_restore_mret_id), |
| .csr_restore_dret_i(csr_restore_dret_id), |
| .csr_save_cause_i(csr_save_cause), |
| .csr_mcause_i(exc_cause), |
| .csr_mtval_i(csr_mtval), |
| .illegal_csr_insn_o(illegal_csr_insn_id), |
| .instr_ret_i(perf_instr_ret_wb), |
| .instr_ret_compressed_i(perf_instr_ret_compressed_wb), |
| .iside_wait_i(perf_iside_wait), |
| .jump_i(perf_jump), |
| .branch_i(perf_branch), |
| .branch_taken_i(perf_tbranch), |
| .mem_load_i(perf_load), |
| .mem_store_i(perf_store), |
| .dside_wait_i(perf_dside_wait), |
| .mul_wait_i(perf_mul_wait), |
| .div_wait_i(perf_div_wait), |
| .fp_rm_dynamic_i(fp_rm_dynamic), |
| .fp_frm_o(fp_frm_csr), |
| .fp_status_i(fp_status), |
| .is_fp_instr_i(is_fp_instr) |
| ); |
| assign fp_frm_fpnew = (fp_rm_dynamic ? fp_frm_csr : fp_rounding_mode); |
| assign in_ready_c2fpu = id_in_ready; |
| assign in_valid_c2fpu = instr_valid_id & is_fp_instr; |
| assign valid_id_fpu = (is_fp_instr ? out_valid_fpu2c : ex_valid); |
| localparam [31:0] fpnew_pkg_NUM_OPGROUPS = 4; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| localparam [1:0] fpnew_pkg_MERGED = 2; |
| localparam [1:0] fpnew_pkg_PARALLEL = 1; |
| function automatic [127:0] sv2v_cast_CC116; |
| input reg [127:0] inp; |
| sv2v_cast_CC116 = inp; |
| endfunction |
| function automatic [511:0] sv2v_cast_512; |
| input reg [511:0] inp; |
| sv2v_cast_512 = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| localparam [545:0] fpnew_pkg_DEFAULT_NOREGS = {sv2v_cast_512({fpnew_pkg_NUM_OPGROUPS {sv2v_cast_CC116(0)}}), sv2v_cast_32({{fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_PARALLEL}}, {fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_MERGED}}, {fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_PARALLEL}}, {fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_MERGED}}}), fpnew_pkg_BEFORE}; |
| localparam [31:0] fpnew_pkg_NUM_INT_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_INT_FORMAT_BITS = 2; |
| function automatic [3:0] sv2v_cast_4; |
| input reg [3:0] inp; |
| sv2v_cast_4 = inp; |
| endfunction |
| localparam [41:0] fpnew_pkg_RV32F = {34'b0000000000000000000000000010000001, sv2v_cast_4(5'b10000), 4'b0010}; |
| localparam [1:0] fpnew_pkg_INT32 = 2; |
| fpnew_top_F1920 #( |
| .Features(fpnew_pkg_RV32F), |
| .Implementation(fpnew_pkg_DEFAULT_NOREGS) |
| ) i_fpnew_top( |
| .clk_i(clk), |
| .rst_ni(rst_ni), |
| .operands_i(fp_operands), |
| .rnd_mode_i(fp_frm_fpnew), |
| .op_i(fp_alu_operator), |
| .op_mod_i(fp_alu_op_mod), |
| .src_fmt_i(fp_src_fmt), |
| .dst_fmt_i(fp_dst_fmt), |
| .int_fmt_i(fpnew_pkg_INT32), |
| .vectorial_op_i(1'b0), |
| .tag_i(1'b1), |
| .in_valid_i(in_valid_c2fpu), |
| .in_ready_o(out_ready_fpu2c), |
| .flush_i(fp_flush), |
| .result_o(fp_result), |
| .status_o(fp_status), |
| .tag_o(), |
| .out_valid_o(out_valid_fpu2c), |
| .out_ready_i(in_ready_c2fpu), |
| .busy_o(fp_busy) |
| ); |
| assign fpu_busy_idu = fp_busy & ~out_valid_fpu2c; |
| assign data_wb = (is_fp_instr ? fp_result : result_ex); |
| localparam [1:0] brq_pkg_PMP_ACC_EXEC = 2'b00; |
| localparam [1:0] brq_pkg_PMP_ACC_READ = 2'b10; |
| localparam [1:0] brq_pkg_PMP_ACC_WRITE = 2'b01; |
| generate |
| if (PMPEnable) begin : g_pmp |
| wire [67:0] pmp_req_addr; |
| wire [3:0] pmp_req_type; |
| wire [3:0] pmp_priv_lvl; |
| assign pmp_req_addr[34+:34] = {2'b00, instr_addr_o[31:0]}; |
| assign pmp_req_type[2+:2] = brq_pkg_PMP_ACC_EXEC; |
| assign pmp_priv_lvl[2+:2] = priv_mode_if; |
| assign pmp_req_addr[0+:34] = {2'b00, data_addr_o[31:0]}; |
| assign pmp_req_type[0+:2] = (data_we_o ? brq_pkg_PMP_ACC_WRITE : brq_pkg_PMP_ACC_READ); |
| assign pmp_priv_lvl[0+:2] = priv_mode_lsu; |
| brq_pmp #( |
| .PMPGranularity(PMPGranularity), |
| .PMPNumChan(PMP_NUM_CHAN), |
| .PMPNumRegions(PMPNumRegions) |
| ) pmp_i( |
| .clk_i(clk), |
| .rst_ni(rst_ni), |
| .csr_pmp_cfg_i(csr_pmp_cfg), |
| .csr_pmp_addr_i(csr_pmp_addr), |
| .priv_mode_i(pmp_priv_lvl), |
| .pmp_req_addr_i(pmp_req_addr), |
| .pmp_req_type_i(pmp_req_type), |
| .pmp_req_err_o(pmp_req_err) |
| ); |
| end |
| else begin : g_no_pmp |
| wire [1:0] unused_priv_lvl_if; |
| wire [1:0] unused_priv_lvl_ls; |
| wire [(0 >= (PMPNumRegions - 1) ? ((2 - PMPNumRegions) * 34) + (((PMPNumRegions - 1) * 34) - 1) : (PMPNumRegions * 34) - 1):(0 >= (PMPNumRegions - 1) ? (PMPNumRegions - 1) * 34 : 0)] unused_csr_pmp_addr; |
| wire [(0 >= (PMPNumRegions - 1) ? ((2 - PMPNumRegions) * 6) + (((PMPNumRegions - 1) * 6) - 1) : (PMPNumRegions * 6) - 1):(0 >= (PMPNumRegions - 1) ? (PMPNumRegions - 1) * 6 : 0)] unused_csr_pmp_cfg; |
| assign unused_priv_lvl_if = priv_mode_if; |
| assign unused_priv_lvl_ls = priv_mode_lsu; |
| assign unused_csr_pmp_addr = csr_pmp_addr; |
| assign unused_csr_pmp_cfg = csr_pmp_cfg; |
| assign pmp_req_err[brq_pkg_PMP_I] = 1'b0; |
| assign pmp_req_err[brq_pkg_PMP_D] = 1'b0; |
| end |
| endgenerate |
| wire unused_instr_new_id; |
| wire unused_instr_done_wb; |
| assign unused_instr_new_id = instr_new_id; |
| assign unused_instr_done_wb = instr_done_wb; |
| endmodule |
| module brq_core_top ( |
| clk_i, |
| rst_ni, |
| tl_i_i, |
| tl_i_o, |
| tl_d_i, |
| tl_d_o, |
| hart_id_i, |
| boot_addr_i, |
| irq_software_i, |
| irq_timer_i, |
| irq_external_i, |
| irq_fast_i, |
| irq_nm_i, |
| debug_req_i, |
| fetch_enable_i, |
| alert_minor_o, |
| alert_major_o, |
| core_sleep_o |
| ); |
| parameter [0:0] PMPEnable = 1'b0; |
| parameter [31:0] PMPGranularity = 0; |
| parameter [31:0] PMPNumRegions = 4; |
| parameter [31:0] MHPMCounterNum = 0; |
| parameter [31:0] MHPMCounterWidth = 40; |
| parameter [0:0] RV32E = 1'b0; |
| localparam integer brq_pkg_RV32MFast = 2; |
| parameter integer RV32M = brq_pkg_RV32MFast; |
| localparam integer brq_pkg_RV32BNone = 0; |
| parameter integer RV32B = brq_pkg_RV32BNone; |
| localparam integer brq_pkg_RegFileFF = 0; |
| parameter integer RegFile = brq_pkg_RegFileFF; |
| parameter [0:0] BranchTargetALU = 1'b0; |
| parameter [0:0] WritebackStage = 1'b1; |
| parameter [0:0] ICache = 1'b0; |
| parameter [0:0] ICacheECC = 1'b0; |
| parameter [0:0] BranchPredictor = 1'b0; |
| parameter [0:0] DbgTriggerEn = 1'b0; |
| parameter [31:0] DbgHwBreakNum = 1; |
| parameter [0:0] Securebrq = 1'b0; |
| parameter [31:0] DmHaltAddr = 0; |
| parameter [31:0] DmExceptionAddr = 0; |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [51:0] tl_i_i; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| output wire [85:0] tl_i_o; |
| input wire [51:0] tl_d_i; |
| output wire [85:0] tl_d_o; |
| input wire [31:0] hart_id_i; |
| input wire [31:0] boot_addr_i; |
| input wire irq_software_i; |
| input wire irq_timer_i; |
| input wire irq_external_i; |
| input wire [14:0] irq_fast_i; |
| input wire irq_nm_i; |
| input wire debug_req_i; |
| input wire fetch_enable_i; |
| output wire alert_minor_o; |
| output wire alert_major_o; |
| output wire core_sleep_o; |
| wire instr_req; |
| wire instr_gnt; |
| wire instr_rvalid; |
| wire [31:0] instr_addr; |
| wire [31:0] instr_rdata; |
| wire instr_err; |
| wire data_req; |
| wire data_gnt; |
| wire data_rvalid; |
| wire data_we; |
| wire [3:0] data_be; |
| wire [31:0] data_addr; |
| wire [31:0] data_wdata; |
| wire [31:0] data_rdata; |
| wire data_err; |
| brq_core #( |
| .PMPEnable(PMPEnable), |
| .PMPGranularity(PMPGranularity), |
| .PMPNumRegions(PMPNumRegions), |
| .MHPMCounterNum(MHPMCounterNum), |
| .MHPMCounterWidth(MHPMCounterWidth), |
| .RV32E(RV32E), |
| .RV32M(RV32M), |
| .RV32B(RV32B), |
| .RegFile(RegFile), |
| .BranchTargetALU(BranchTargetALU), |
| .WritebackStage(WritebackStage), |
| .ICache(ICache), |
| .ICacheECC(ICacheECC), |
| .BranchPredictor(BranchPredictor), |
| .DbgTriggerEn(DbgTriggerEn), |
| .DbgHwBreakNum(DbgHwBreakNum), |
| .Securebrq(Securebrq), |
| .DmHaltAddr(DmHaltAddr), |
| .DmExceptionAddr(DmExceptionAddr) |
| ) u_core( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .hart_id_i(hart_id_i), |
| .boot_addr_i(boot_addr_i), |
| .instr_req_o(instr_req), |
| .instr_gnt_i(instr_gnt), |
| .instr_rvalid_i(instr_rvalid), |
| .instr_addr_o(instr_addr), |
| .instr_rdata_i(instr_rdata), |
| .instr_err_i(instr_err), |
| .data_req_o(data_req), |
| .data_gnt_i(data_gnt), |
| .data_rvalid_i(data_rvalid), |
| .data_we_o(data_we), |
| .data_be_o(data_be), |
| .data_addr_o(data_addr), |
| .data_wdata_o(data_wdata), |
| .data_rdata_i(data_rdata), |
| .data_err_i(data_err), |
| .irq_software_i(irq_software_i), |
| .irq_timer_i(irq_timer_i), |
| .irq_external_i(irq_external_i), |
| .irq_fast_i(irq_fast_i), |
| .irq_nm_i(irq_nm_i), |
| .debug_req_i(debug_req_i), |
| .fetch_enable_i(fetch_enable_i), |
| .alert_minor_o(alert_minor_o), |
| .alert_major_o(alert_major_o), |
| .core_sleep_o(core_sleep_o) |
| ); |
| tlul_host_adapter #(.MAX_REQS(2)) instr_interface( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .req_i(instr_req), |
| .gnt_o(instr_gnt), |
| .addr_i(instr_addr), |
| .we_i(1'b0), |
| .wdata_i(32'b00000000000000000000000000000000), |
| .be_i(4'hf), |
| .valid_o(instr_rvalid), |
| .rdata_o(instr_rdata), |
| .err_o(instr_err), |
| .tl_h_c_a(tl_i_o), |
| .tl_h_c_d(tl_i_i) |
| ); |
| tlul_host_adapter #(.MAX_REQS(2)) data_interface( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .req_i(data_req), |
| .gnt_o(data_gnt), |
| .addr_i(data_addr), |
| .we_i(data_we), |
| .wdata_i(data_wdata), |
| .be_i(data_be), |
| .valid_o(data_rvalid), |
| .rdata_o(data_rdata), |
| .err_o(data_err), |
| .tl_h_c_a(tl_d_o), |
| .tl_h_c_d(tl_d_i) |
| ); |
| endmodule |
| module rstmgr ( |
| clk_i, |
| rst_ni, |
| prog_rst_ni, |
| sys_rst_ni |
| ); |
| input clk_i; |
| input rst_ni; |
| input prog_rst_ni; |
| output reg sys_rst_ni; |
| reg [1:0] rst_fsm_cs; |
| reg [1:0] rst_fsm_ns; |
| reg rst_run_d; |
| reg rst_run_q; |
| localparam [1:0] IDLE = 1; |
| localparam [1:0] PROG = 2; |
| localparam [1:0] RESET = 0; |
| localparam [1:0] RUN = 3; |
| always @(*) begin : comb_part |
| rst_fsm_ns = rst_fsm_cs; |
| sys_rst_ni = 1'b0; |
| case (rst_fsm_cs) |
| RESET: begin |
| sys_rst_ni = 1'b0; |
| rst_fsm_ns = IDLE; |
| end |
| IDLE: begin |
| sys_rst_ni = 1'b0; |
| rst_run_d = 1'b0; |
| if (rst_run_q) |
| rst_fsm_ns = RUN; |
| else if (!prog_rst_ni) |
| rst_fsm_ns = PROG; |
| else |
| rst_fsm_ns = IDLE; |
| end |
| PROG: begin |
| sys_rst_ni = 1'b0; |
| rst_run_d = 1'b0; |
| if (!prog_rst_ni) |
| rst_fsm_ns = PROG; |
| else |
| rst_fsm_ns = RUN; |
| end |
| RUN: begin |
| sys_rst_ni = 1'b1; |
| rst_run_d = 1'b0; |
| if (!rst_ni) begin |
| rst_run_d = 1'b1; |
| rst_fsm_ns = RESET; |
| end |
| else if (!prog_rst_ni) |
| rst_fsm_ns = PROG; |
| else |
| rst_fsm_ns = RUN; |
| end |
| default: begin |
| rst_fsm_ns = rst_fsm_cs; |
| sys_rst_ni = 1'b0; |
| rst_run_d = 1'b0; |
| end |
| endcase |
| end |
| always @(posedge clk_i or negedge rst_ni) begin : seq_part |
| if (!rst_ni) begin |
| rst_fsm_cs <= RESET; |
| rst_run_q <= 1'b0; |
| end |
| else begin |
| rst_fsm_cs <= rst_fsm_ns; |
| rst_run_q <= rst_run_d; |
| end |
| end |
| endmodule |
| module tl_xbar_main ( |
| clk_i, |
| rst_ni, |
| tl_brqif_i, |
| tl_brqif_o, |
| tl_brqlsu_i, |
| tl_brqlsu_o, |
| tl_iccm_o, |
| tl_iccm_i, |
| tl_dccm_o, |
| tl_dccm_i, |
| tl_timer0_o, |
| tl_timer0_i, |
| tl_uart_o, |
| tl_uart_i, |
| tl_spi_o, |
| tl_spi_i, |
| tl_pwm_o, |
| tl_pwm_i, |
| tl_gpio_o, |
| tl_gpio_i, |
| tl_plic_o, |
| tl_plic_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_brqif_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_brqif_o; |
| input wire [85:0] tl_brqlsu_i; |
| output wire [51:0] tl_brqlsu_o; |
| output wire [85:0] tl_iccm_o; |
| input wire [51:0] tl_iccm_i; |
| output wire [85:0] tl_dccm_o; |
| input wire [51:0] tl_dccm_i; |
| output wire [85:0] tl_timer0_o; |
| input wire [51:0] tl_timer0_i; |
| output wire [85:0] tl_uart_o; |
| input wire [51:0] tl_uart_i; |
| output wire [85:0] tl_spi_o; |
| input wire [51:0] tl_spi_i; |
| output wire [85:0] tl_pwm_o; |
| input wire [51:0] tl_pwm_i; |
| output wire [85:0] tl_gpio_o; |
| input wire [51:0] tl_gpio_i; |
| output wire [85:0] tl_plic_o; |
| input wire [51:0] tl_plic_i; |
| wire [85:0] brqlsu_to_s1n; |
| wire [51:0] s1n_to_brqlsu; |
| reg [3:0] device_sel; |
| wire [601:0] h_dv_o; |
| wire [363:0] h_dv_i; |
| assign brqlsu_to_s1n = tl_brqlsu_i; |
| assign tl_brqlsu_o = s1n_to_brqlsu; |
| assign tl_iccm_o = tl_brqif_i; |
| assign tl_brqif_o = tl_iccm_i; |
| assign tl_dccm_o = h_dv_o[516+:86]; |
| assign h_dv_i[312+:52] = tl_dccm_i; |
| assign tl_timer0_o = h_dv_o[430+:86]; |
| assign h_dv_i[260+:52] = tl_timer0_i; |
| assign tl_uart_o = h_dv_o[344+:86]; |
| assign h_dv_i[208+:52] = tl_uart_i; |
| assign tl_spi_o = h_dv_o[258+:86]; |
| assign h_dv_i[156+:52] = tl_spi_i; |
| assign tl_pwm_o = h_dv_o[172+:86]; |
| assign h_dv_i[104+:52] = tl_pwm_i; |
| assign tl_gpio_o = h_dv_o[86+:86]; |
| assign h_dv_i[52+:52] = tl_gpio_i; |
| assign tl_plic_o = h_dv_o[0+:86]; |
| assign h_dv_i[0+:52] = tl_plic_i; |
| localparam [31:0] tl_main_pkg_ADDR_MASK_DCCM = 32'h0000ffff; |
| localparam [31:0] tl_main_pkg_ADDR_MASK_GPIO = 32'h0000ffff; |
| localparam [31:0] tl_main_pkg_ADDR_MASK_PLIC = 32'h0000ffff; |
| localparam [31:0] tl_main_pkg_ADDR_MASK_PWM = 32'h0000ffff; |
| localparam [31:0] tl_main_pkg_ADDR_MASK_SPI0 = 32'h0000ffff; |
| localparam [31:0] tl_main_pkg_ADDR_MASK_TIMER0 = 32'h0000ffff; |
| localparam [31:0] tl_main_pkg_ADDR_MASK_UART0 = 32'h0000ffff; |
| localparam [31:0] tl_main_pkg_ADDR_SPACE_DCCM = 32'h10000000; |
| localparam [31:0] tl_main_pkg_ADDR_SPACE_GPIO = 32'h400c0000; |
| localparam [31:0] tl_main_pkg_ADDR_SPACE_PLIC = 32'h40050000; |
| localparam [31:0] tl_main_pkg_ADDR_SPACE_PWM = 32'h400b0000; |
| localparam [31:0] tl_main_pkg_ADDR_SPACE_SPI0 = 32'h40080000; |
| localparam [31:0] tl_main_pkg_ADDR_SPACE_TIMER0 = 32'h40000000; |
| localparam [31:0] tl_main_pkg_ADDR_SPACE_UART0 = 32'h40060000; |
| always @(*) begin |
| device_sel = 4'd9; |
| if ((brqlsu_to_s1n[68-:32] & ~tl_main_pkg_ADDR_MASK_DCCM) == tl_main_pkg_ADDR_SPACE_DCCM) |
| device_sel = 4'd0; |
| else if ((brqlsu_to_s1n[68-:32] & ~tl_main_pkg_ADDR_MASK_TIMER0) == tl_main_pkg_ADDR_SPACE_TIMER0) |
| device_sel = 4'd1; |
| else if ((brqlsu_to_s1n[68-:32] & ~tl_main_pkg_ADDR_MASK_UART0) == tl_main_pkg_ADDR_SPACE_UART0) |
| device_sel = 4'd2; |
| else if ((brqlsu_to_s1n[68-:32] & ~tl_main_pkg_ADDR_MASK_SPI0) == tl_main_pkg_ADDR_SPACE_SPI0) |
| device_sel = 4'd3; |
| else if ((brqlsu_to_s1n[68-:32] & ~tl_main_pkg_ADDR_MASK_PWM) == tl_main_pkg_ADDR_SPACE_PWM) |
| device_sel = 4'd4; |
| else if ((brqlsu_to_s1n[68-:32] & ~tl_main_pkg_ADDR_MASK_GPIO) == tl_main_pkg_ADDR_SPACE_GPIO) |
| device_sel = 4'd5; |
| else if ((brqlsu_to_s1n[68-:32] & ~tl_main_pkg_ADDR_MASK_PLIC) == tl_main_pkg_ADDR_SPACE_PLIC) |
| device_sel = 4'd6; |
| end |
| tlul_socket_1n #( |
| .HReqDepth(4'h0), |
| .HRspDepth(4'h0), |
| .DReqDepth(36'h000000000), |
| .DRspDepth(36'h000000000), |
| .N(7) |
| ) host_lsu( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_h_i(brqlsu_to_s1n), |
| .tl_h_o(s1n_to_brqlsu), |
| .tl_d_o(h_dv_o), |
| .tl_d_i(h_dv_i), |
| .dev_select_i(device_sel) |
| ); |
| endmodule |
| module brq_counter ( |
| clk_i, |
| rst_ni, |
| counter_inc_i, |
| counterh_we_i, |
| counter_we_i, |
| counter_val_i, |
| counter_val_o |
| ); |
| parameter signed [31:0] CounterWidth = 32; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire counter_inc_i; |
| input wire counterh_we_i; |
| input wire counter_we_i; |
| input wire [31:0] counter_val_i; |
| output wire [63:0] counter_val_o; |
| wire [63:0] counter; |
| reg [CounterWidth - 1:0] counter_upd; |
| reg [63:0] counter_load; |
| reg we; |
| reg [CounterWidth - 1:0] counter_d; |
| always @(*) begin |
| we = counter_we_i | counterh_we_i; |
| counter_load[63:32] = counter[63:32]; |
| counter_load[31:0] = counter_val_i; |
| if (counterh_we_i) begin |
| counter_load[63:32] = counter_val_i; |
| counter_load[31:0] = counter[31:0]; |
| end |
| counter_upd = counter[CounterWidth - 1:0] + {{CounterWidth - 1 {1'b0}}, 1'b1}; |
| if (we) |
| counter_d = counter_load[CounterWidth - 1:0]; |
| else if (counter_inc_i) |
| counter_d = counter_upd[CounterWidth - 1:0]; |
| else |
| counter_d = counter[CounterWidth - 1:0]; |
| end |
| reg [CounterWidth - 1:0] counter_q; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| counter_q <= {CounterWidth {1'sb0}}; |
| else |
| counter_q <= counter_d; |
| generate |
| if (CounterWidth < 64) begin : g_counter_narrow |
| wire [63:CounterWidth] unused_counter_load; |
| assign counter[CounterWidth - 1:0] = counter_q; |
| assign counter[63:CounterWidth] = {(63 >= CounterWidth ? 64 - CounterWidth : CounterWidth - 62) {1'sb0}}; |
| assign unused_counter_load = counter_load[63:CounterWidth]; |
| end |
| else begin : g_counter_full |
| assign counter = counter_q; |
| end |
| endgenerate |
| assign counter_val_o = counter; |
| endmodule |
| module brq_cs_registers ( |
| clk_i, |
| rst_ni, |
| hart_id_i, |
| priv_mode_id_o, |
| priv_mode_if_o, |
| priv_mode_lsu_o, |
| csr_mstatus_tw_o, |
| csr_mtvec_o, |
| csr_mtvec_init_i, |
| boot_addr_i, |
| csr_access_i, |
| csr_addr_i, |
| csr_wdata_i, |
| csr_op_i, |
| csr_op_en_i, |
| csr_rdata_o, |
| irq_software_i, |
| irq_timer_i, |
| irq_external_i, |
| irq_fast_i, |
| nmi_mode_i, |
| irq_pending_o, |
| irqs_o, |
| csr_mstatus_mie_o, |
| csr_mepc_o, |
| csr_pmp_cfg_o, |
| csr_pmp_addr_o, |
| debug_mode_i, |
| debug_cause_i, |
| debug_csr_save_i, |
| csr_depc_o, |
| debug_single_step_o, |
| debug_ebreakm_o, |
| debug_ebreaku_o, |
| trigger_match_o, |
| pc_if_i, |
| pc_id_i, |
| pc_wb_i, |
| data_ind_timing_o, |
| csr_shadow_err_o, |
| csr_save_if_i, |
| csr_save_id_i, |
| csr_save_wb_i, |
| csr_restore_mret_i, |
| csr_restore_dret_i, |
| csr_save_cause_i, |
| csr_mcause_i, |
| csr_mtval_i, |
| illegal_csr_insn_o, |
| instr_ret_i, |
| instr_ret_compressed_i, |
| iside_wait_i, |
| jump_i, |
| branch_i, |
| branch_taken_i, |
| mem_load_i, |
| mem_store_i, |
| dside_wait_i, |
| mul_wait_i, |
| div_wait_i, |
| fp_rm_dynamic_i, |
| fp_frm_o, |
| fp_status_i, |
| is_fp_instr_i |
| ); |
| parameter [0:0] DbgTriggerEn = 0; |
| parameter [31:0] DbgHwBreakNum = 1; |
| parameter [0:0] DataIndTiming = 1'b0; |
| parameter [0:0] DummyInstructions = 1'b0; |
| parameter [0:0] ShadowCSR = 1'b0; |
| parameter [0:0] ICache = 1'b0; |
| parameter [31:0] MHPMCounterNum = 10; |
| parameter [31:0] MHPMCounterWidth = 40; |
| parameter [0:0] PMPEnable = 0; |
| parameter [31:0] PMPGranularity = 0; |
| parameter [31:0] PMPNumRegions = 4; |
| parameter [0:0] RV32E = 0; |
| localparam integer brq_pkg_RV32MFast = 2; |
| parameter integer RV32M = brq_pkg_RV32MFast; |
| localparam integer brq_pkg_RV64FDouble = 2; |
| parameter integer RVF = brq_pkg_RV64FDouble; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [31:0] hart_id_i; |
| output wire [1:0] priv_mode_id_o; |
| output wire [1:0] priv_mode_if_o; |
| output wire [1:0] priv_mode_lsu_o; |
| output wire csr_mstatus_tw_o; |
| output wire [31:0] csr_mtvec_o; |
| input wire csr_mtvec_init_i; |
| input wire [31:0] boot_addr_i; |
| input wire csr_access_i; |
| input wire [11:0] csr_addr_i; |
| input wire [31:0] csr_wdata_i; |
| input wire [1:0] csr_op_i; |
| input wire csr_op_en_i; |
| output wire [31:0] csr_rdata_o; |
| input wire irq_software_i; |
| input wire irq_timer_i; |
| input wire irq_external_i; |
| input wire [14:0] irq_fast_i; |
| input wire nmi_mode_i; |
| output wire irq_pending_o; |
| output wire [17:0] irqs_o; |
| output wire csr_mstatus_mie_o; |
| output wire [31:0] csr_mepc_o; |
| output wire [(0 >= (PMPNumRegions - 1) ? ((2 - PMPNumRegions) * 6) + (((PMPNumRegions - 1) * 6) - 1) : (PMPNumRegions * 6) - 1):(0 >= (PMPNumRegions - 1) ? (PMPNumRegions - 1) * 6 : 0)] csr_pmp_cfg_o; |
| output wire [(0 >= (PMPNumRegions - 1) ? ((2 - PMPNumRegions) * 34) + (((PMPNumRegions - 1) * 34) - 1) : (PMPNumRegions * 34) - 1):(0 >= (PMPNumRegions - 1) ? (PMPNumRegions - 1) * 34 : 0)] csr_pmp_addr_o; |
| input wire debug_mode_i; |
| input wire [2:0] debug_cause_i; |
| input wire debug_csr_save_i; |
| output wire [31:0] csr_depc_o; |
| output wire debug_single_step_o; |
| output wire debug_ebreakm_o; |
| output wire debug_ebreaku_o; |
| output wire trigger_match_o; |
| input wire [31:0] pc_if_i; |
| input wire [31:0] pc_id_i; |
| input wire [31:0] pc_wb_i; |
| output wire data_ind_timing_o; |
| output wire csr_shadow_err_o; |
| input wire csr_save_if_i; |
| input wire csr_save_id_i; |
| input wire csr_save_wb_i; |
| input wire csr_restore_mret_i; |
| input wire csr_restore_dret_i; |
| input wire csr_save_cause_i; |
| input wire [5:0] csr_mcause_i; |
| input wire [31:0] csr_mtval_i; |
| output wire illegal_csr_insn_o; |
| input wire instr_ret_i; |
| input wire instr_ret_compressed_i; |
| input wire iside_wait_i; |
| input wire jump_i; |
| input wire branch_i; |
| input wire branch_taken_i; |
| input wire mem_load_i; |
| input wire mem_store_i; |
| input wire dside_wait_i; |
| input wire mul_wait_i; |
| input wire div_wait_i; |
| input wire fp_rm_dynamic_i; |
| output reg [2:0] fp_frm_o; |
| input wire [4:0] fp_status_i; |
| input wire is_fp_instr_i; |
| wire dummy_instr_en_o; |
| wire [2:0] dummy_instr_mask_o; |
| wire dummy_instr_seed_en_o; |
| wire [31:0] dummy_instr_seed_o; |
| wire icache_enable_o; |
| localparam integer brq_pkg_RV32MNone = 0; |
| localparam [31:0] RV32MEnabled = (RV32M == brq_pkg_RV32MNone ? 0 : 1); |
| localparam [31:0] PMPAddrWidth = (PMPGranularity > 0 ? 33 - PMPGranularity : 32); |
| localparam integer brq_pkg_RV32FSingle = 1; |
| localparam [31:0] SinglePrecision = (RVF == brq_pkg_RV32FSingle ? 1 : 0); |
| localparam [31:0] DoublePrecision = (RVF == brq_pkg_RV64FDouble ? 1 : 0); |
| localparam [1:0] brq_pkg_CSR_MISA_MXL = 2'd1; |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| localparam [31:0] MISA_VALUE = ((((((((((0 | 4) | (DoublePrecision << 3)) | (sv2v_cast_32(RV32E) << 4)) | (SinglePrecision << 5)) | (sv2v_cast_32(!RV32E) << 8)) | (RV32MEnabled << 12)) | 0) | 0) | 1048576) | 0) | (sv2v_cast_32(brq_pkg_CSR_MISA_MXL) << 30); |
| reg [31:0] exception_pc; |
| wire [4:0] fflags_q; |
| reg [4:0] fflags_d; |
| wire [4:0] fflag_wdata; |
| reg fflags_en; |
| reg frm_en; |
| wire [2:0] frm_q; |
| reg [2:0] frm_d; |
| reg [1:0] priv_lvl_q; |
| reg [1:0] priv_lvl_d; |
| wire [5:0] mstatus_q; |
| reg [5:0] mstatus_d; |
| wire mstatus_err; |
| reg mstatus_en; |
| wire [17:0] mie_q; |
| wire [17:0] mie_d; |
| reg mie_en; |
| wire [31:0] mscratch_q; |
| reg mscratch_en; |
| wire [31:0] mepc_q; |
| reg [31:0] mepc_d; |
| reg mepc_en; |
| wire [5:0] mcause_q; |
| reg [5:0] mcause_d; |
| reg mcause_en; |
| wire [31:0] mtval_q; |
| reg [31:0] mtval_d; |
| reg mtval_en; |
| wire [31:0] mtvec_q; |
| reg [31:0] mtvec_d; |
| wire mtvec_err; |
| reg mtvec_en; |
| wire [17:0] mip; |
| wire [31:0] dcsr_q; |
| reg [31:0] dcsr_d; |
| reg dcsr_en; |
| wire [31:0] depc_q; |
| reg [31:0] depc_d; |
| reg depc_en; |
| wire [31:0] dscratch0_q; |
| wire [31:0] dscratch1_q; |
| reg dscratch0_en; |
| reg dscratch1_en; |
| wire [2:0] mstack_q; |
| reg [2:0] mstack_d; |
| reg mstack_en; |
| wire [31:0] mstack_epc_q; |
| reg [31:0] mstack_epc_d; |
| wire [5:0] mstack_cause_q; |
| reg [5:0] mstack_cause_d; |
| localparam [31:0] brq_pkg_PMP_MAX_REGIONS = 16; |
| reg [31:0] pmp_addr_rdata [0:15]; |
| localparam [31:0] brq_pkg_PMP_CFG_W = 8; |
| wire [7:0] pmp_cfg_rdata [0:15]; |
| wire pmp_csr_err; |
| wire [31:0] mcountinhibit; |
| reg [MHPMCounterNum + 2:0] mcountinhibit_d; |
| reg [MHPMCounterNum + 2:0] mcountinhibit_q; |
| reg mcountinhibit_we; |
| wire [63:0] mhpmcounter [0:31]; |
| reg [31:0] mhpmcounter_we; |
| reg [31:0] mhpmcounterh_we; |
| reg [31:0] mhpmcounter_incr; |
| reg [31:0] mhpmevent [0:31]; |
| wire [4:0] mhpmcounter_idx; |
| wire unused_mhpmcounter_we_1; |
| wire unused_mhpmcounterh_we_1; |
| wire unused_mhpmcounter_incr_1; |
| wire [31:0] tselect_rdata; |
| wire [31:0] tmatch_control_rdata; |
| wire [31:0] tmatch_value_rdata; |
| wire [5:0] cpuctrl_q; |
| wire [5:0] cpuctrl_d; |
| wire [5:0] cpuctrl_wdata; |
| reg cpuctrl_we; |
| wire cpuctrl_err; |
| reg [31:0] csr_wdata_int; |
| reg [31:0] csr_rdata_int; |
| wire csr_we_int; |
| wire csr_wreq; |
| reg illegal_csr; |
| wire illegal_csr_priv; |
| wire illegal_csr_write; |
| wire [7:0] unused_boot_addr; |
| wire [2:0] unused_csr_addr; |
| assign unused_boot_addr = boot_addr_i[7:0]; |
| reg illegal_dyn_mod; |
| wire illegal_csr_dyn_mod; |
| wire [11:0] csr_addr; |
| assign csr_addr = {csr_addr_i}; |
| assign unused_csr_addr = csr_addr[7:5]; |
| assign mhpmcounter_idx = csr_addr[4:0]; |
| assign illegal_csr_dyn_mod = illegal_dyn_mod & fp_rm_dynamic_i; |
| assign illegal_csr_priv = csr_addr[9:8] > {priv_lvl_q}; |
| assign illegal_csr_write = (csr_addr[11:10] == 2'b11) && csr_wreq; |
| assign illegal_csr_insn_o = (csr_access_i & ((illegal_csr | illegal_csr_write) | illegal_csr_priv)) | illegal_csr_dyn_mod; |
| assign mip[17] = irq_software_i; |
| assign mip[16] = irq_timer_i; |
| assign mip[15] = irq_external_i; |
| assign mip[14-:15] = irq_fast_i; |
| always @(*) begin |
| case (frm_q) |
| 3'b000, 3'b001, 3'b010, 3'b011, 3'b100: illegal_dyn_mod = 1'b0; |
| 3'b101, 3'b110, 3'b111: illegal_dyn_mod = 1'b1; |
| endcase |
| fp_frm_o = frm_q; |
| end |
| localparam [31:0] brq_pkg_CSR_MEIX_BIT = 11; |
| localparam [31:0] brq_pkg_CSR_MFIX_BIT_HIGH = 30; |
| localparam [31:0] brq_pkg_CSR_MFIX_BIT_LOW = 16; |
| localparam [31:0] brq_pkg_CSR_MSIX_BIT = 3; |
| localparam [31:0] brq_pkg_CSR_MSTATUS_MIE_BIT = 3; |
| localparam [31:0] brq_pkg_CSR_MSTATUS_MPIE_BIT = 7; |
| localparam [31:0] brq_pkg_CSR_MSTATUS_MPP_BIT_HIGH = 12; |
| localparam [31:0] brq_pkg_CSR_MSTATUS_MPP_BIT_LOW = 11; |
| localparam [31:0] brq_pkg_CSR_MSTATUS_MPRV_BIT = 17; |
| localparam [31:0] brq_pkg_CSR_MSTATUS_TW_BIT = 21; |
| localparam [31:0] brq_pkg_CSR_MTIX_BIT = 7; |
| localparam [11:0] brq_pkg_CSR_CPUCTRL = 12'h7c0; |
| localparam [11:0] brq_pkg_CSR_DCSR = 12'h7b0; |
| localparam [11:0] brq_pkg_CSR_DPC = 12'h7b1; |
| localparam [11:0] brq_pkg_CSR_DSCRATCH0 = 12'h7b2; |
| localparam [11:0] brq_pkg_CSR_DSCRATCH1 = 12'h7b3; |
| localparam [11:0] brq_pkg_CSR_FCSR = 12'h003; |
| localparam [11:0] brq_pkg_CSR_FFLAG = 12'h001; |
| localparam [11:0] brq_pkg_CSR_FRM = 12'h002; |
| localparam [11:0] brq_pkg_CSR_MCAUSE = 12'h342; |
| localparam [11:0] brq_pkg_CSR_MCONTEXT = 12'h7a8; |
| localparam [11:0] brq_pkg_CSR_MCOUNTINHIBIT = 12'h320; |
| localparam [11:0] brq_pkg_CSR_MCYCLE = 12'hb00; |
| localparam [11:0] brq_pkg_CSR_MCYCLEH = 12'hb80; |
| localparam [11:0] brq_pkg_CSR_MEPC = 12'h341; |
| localparam [11:0] brq_pkg_CSR_MHARTID = 12'hf14; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER10 = 12'hb0a; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER10H = 12'hb8a; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER11 = 12'hb0b; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER11H = 12'hb8b; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER12 = 12'hb0c; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER12H = 12'hb8c; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER13 = 12'hb0d; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER13H = 12'hb8d; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER14 = 12'hb0e; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER14H = 12'hb8e; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER15 = 12'hb0f; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER15H = 12'hb8f; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER16 = 12'hb10; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER16H = 12'hb90; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER17 = 12'hb11; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER17H = 12'hb91; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER18 = 12'hb12; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER18H = 12'hb92; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER19 = 12'hb13; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER19H = 12'hb93; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER20 = 12'hb14; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER20H = 12'hb94; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER21 = 12'hb15; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER21H = 12'hb95; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER22 = 12'hb16; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER22H = 12'hb96; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER23 = 12'hb17; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER23H = 12'hb97; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER24 = 12'hb18; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER24H = 12'hb98; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER25 = 12'hb19; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER25H = 12'hb99; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER26 = 12'hb1a; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER26H = 12'hb9a; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER27 = 12'hb1b; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER27H = 12'hb9b; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER28 = 12'hb1c; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER28H = 12'hb9c; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER29 = 12'hb1d; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER29H = 12'hb9d; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER3 = 12'hb03; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER30 = 12'hb1e; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER30H = 12'hb9e; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER31 = 12'hb1f; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER31H = 12'hb9f; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER3H = 12'hb83; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER4 = 12'hb04; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER4H = 12'hb84; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER5 = 12'hb05; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER5H = 12'hb85; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER6 = 12'hb06; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER6H = 12'hb86; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER7 = 12'hb07; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER7H = 12'hb87; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER8 = 12'hb08; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER8H = 12'hb88; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER9 = 12'hb09; |
| localparam [11:0] brq_pkg_CSR_MHPMCOUNTER9H = 12'hb89; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT10 = 12'h32a; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT11 = 12'h32b; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT12 = 12'h32c; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT13 = 12'h32d; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT14 = 12'h32e; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT15 = 12'h32f; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT16 = 12'h330; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT17 = 12'h331; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT18 = 12'h332; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT19 = 12'h333; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT20 = 12'h334; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT21 = 12'h335; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT22 = 12'h336; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT23 = 12'h337; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT24 = 12'h338; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT25 = 12'h339; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT26 = 12'h33a; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT27 = 12'h33b; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT28 = 12'h33c; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT29 = 12'h33d; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT3 = 12'h323; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT30 = 12'h33e; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT31 = 12'h33f; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT4 = 12'h324; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT5 = 12'h325; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT6 = 12'h326; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT7 = 12'h327; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT8 = 12'h328; |
| localparam [11:0] brq_pkg_CSR_MHPMEVENT9 = 12'h329; |
| localparam [11:0] brq_pkg_CSR_MIE = 12'h304; |
| localparam [11:0] brq_pkg_CSR_MINSTRET = 12'hb02; |
| localparam [11:0] brq_pkg_CSR_MINSTRETH = 12'hb82; |
| localparam [11:0] brq_pkg_CSR_MIP = 12'h344; |
| localparam [11:0] brq_pkg_CSR_MISA = 12'h301; |
| localparam [11:0] brq_pkg_CSR_MSCRATCH = 12'h340; |
| localparam [11:0] brq_pkg_CSR_MSTATUS = 12'h300; |
| localparam [11:0] brq_pkg_CSR_MTVAL = 12'h343; |
| localparam [11:0] brq_pkg_CSR_MTVEC = 12'h305; |
| localparam [11:0] brq_pkg_CSR_PMPADDR0 = 12'h3b0; |
| localparam [11:0] brq_pkg_CSR_PMPADDR1 = 12'h3b1; |
| localparam [11:0] brq_pkg_CSR_PMPADDR10 = 12'h3ba; |
| localparam [11:0] brq_pkg_CSR_PMPADDR11 = 12'h3bb; |
| localparam [11:0] brq_pkg_CSR_PMPADDR12 = 12'h3bc; |
| localparam [11:0] brq_pkg_CSR_PMPADDR13 = 12'h3bd; |
| localparam [11:0] brq_pkg_CSR_PMPADDR14 = 12'h3be; |
| localparam [11:0] brq_pkg_CSR_PMPADDR15 = 12'h3bf; |
| localparam [11:0] brq_pkg_CSR_PMPADDR2 = 12'h3b2; |
| localparam [11:0] brq_pkg_CSR_PMPADDR3 = 12'h3b3; |
| localparam [11:0] brq_pkg_CSR_PMPADDR4 = 12'h3b4; |
| localparam [11:0] brq_pkg_CSR_PMPADDR5 = 12'h3b5; |
| localparam [11:0] brq_pkg_CSR_PMPADDR6 = 12'h3b6; |
| localparam [11:0] brq_pkg_CSR_PMPADDR7 = 12'h3b7; |
| localparam [11:0] brq_pkg_CSR_PMPADDR8 = 12'h3b8; |
| localparam [11:0] brq_pkg_CSR_PMPADDR9 = 12'h3b9; |
| localparam [11:0] brq_pkg_CSR_PMPCFG0 = 12'h3a0; |
| localparam [11:0] brq_pkg_CSR_PMPCFG1 = 12'h3a1; |
| localparam [11:0] brq_pkg_CSR_PMPCFG2 = 12'h3a2; |
| localparam [11:0] brq_pkg_CSR_PMPCFG3 = 12'h3a3; |
| localparam [11:0] brq_pkg_CSR_SCONTEXT = 12'h7aa; |
| localparam [11:0] brq_pkg_CSR_SECURESEED = 12'h7c1; |
| localparam [11:0] brq_pkg_CSR_TDATA1 = 12'h7a1; |
| localparam [11:0] brq_pkg_CSR_TDATA2 = 12'h7a2; |
| localparam [11:0] brq_pkg_CSR_TDATA3 = 12'h7a3; |
| localparam [11:0] brq_pkg_CSR_TSELECT = 12'h7a0; |
| always @(*) begin |
| csr_rdata_int = {32 {1'sb0}}; |
| illegal_csr = 1'b0; |
| case (csr_addr_i) |
| brq_pkg_CSR_FCSR: csr_rdata_int = {24'b000000000000000000000000, frm_q, fflags_q}; |
| brq_pkg_CSR_FFLAG: csr_rdata_int = {27'b000000000000000000000000000, fflags_q}; |
| brq_pkg_CSR_FRM: csr_rdata_int = {29'b00000000000000000000000000000, frm_q}; |
| brq_pkg_CSR_MHARTID: csr_rdata_int = hart_id_i; |
| brq_pkg_CSR_MSTATUS: begin |
| csr_rdata_int = {32 {1'sb0}}; |
| csr_rdata_int[brq_pkg_CSR_MSTATUS_MIE_BIT] = mstatus_q[5]; |
| csr_rdata_int[brq_pkg_CSR_MSTATUS_MPIE_BIT] = mstatus_q[4]; |
| csr_rdata_int[brq_pkg_CSR_MSTATUS_MPP_BIT_HIGH:brq_pkg_CSR_MSTATUS_MPP_BIT_LOW] = mstatus_q[3-:2]; |
| csr_rdata_int[brq_pkg_CSR_MSTATUS_MPRV_BIT] = mstatus_q[1]; |
| csr_rdata_int[brq_pkg_CSR_MSTATUS_TW_BIT] = mstatus_q[0]; |
| end |
| brq_pkg_CSR_MISA: csr_rdata_int = MISA_VALUE; |
| brq_pkg_CSR_MIE: begin |
| csr_rdata_int = {32 {1'sb0}}; |
| csr_rdata_int[brq_pkg_CSR_MSIX_BIT] = mie_q[17]; |
| csr_rdata_int[brq_pkg_CSR_MTIX_BIT] = mie_q[16]; |
| csr_rdata_int[brq_pkg_CSR_MEIX_BIT] = mie_q[15]; |
| csr_rdata_int[brq_pkg_CSR_MFIX_BIT_HIGH:brq_pkg_CSR_MFIX_BIT_LOW] = mie_q[14-:15]; |
| end |
| brq_pkg_CSR_MSCRATCH: csr_rdata_int = mscratch_q; |
| brq_pkg_CSR_MTVEC: csr_rdata_int = mtvec_q; |
| brq_pkg_CSR_MEPC: csr_rdata_int = mepc_q; |
| brq_pkg_CSR_MCAUSE: csr_rdata_int = {mcause_q[5], 26'b00000000000000000000000000, mcause_q[4:0]}; |
| brq_pkg_CSR_MTVAL: csr_rdata_int = mtval_q; |
| brq_pkg_CSR_MIP: begin |
| csr_rdata_int = {32 {1'sb0}}; |
| csr_rdata_int[brq_pkg_CSR_MSIX_BIT] = mip[17]; |
| csr_rdata_int[brq_pkg_CSR_MTIX_BIT] = mip[16]; |
| csr_rdata_int[brq_pkg_CSR_MEIX_BIT] = mip[15]; |
| csr_rdata_int[brq_pkg_CSR_MFIX_BIT_HIGH:brq_pkg_CSR_MFIX_BIT_LOW] = mip[14-:15]; |
| end |
| brq_pkg_CSR_PMPCFG0: csr_rdata_int = {pmp_cfg_rdata[3], pmp_cfg_rdata[2], pmp_cfg_rdata[1], pmp_cfg_rdata[0]}; |
| brq_pkg_CSR_PMPCFG1: csr_rdata_int = {pmp_cfg_rdata[7], pmp_cfg_rdata[6], pmp_cfg_rdata[5], pmp_cfg_rdata[4]}; |
| brq_pkg_CSR_PMPCFG2: csr_rdata_int = {pmp_cfg_rdata[11], pmp_cfg_rdata[10], pmp_cfg_rdata[9], pmp_cfg_rdata[8]}; |
| brq_pkg_CSR_PMPCFG3: csr_rdata_int = {pmp_cfg_rdata[15], pmp_cfg_rdata[14], pmp_cfg_rdata[13], pmp_cfg_rdata[12]}; |
| brq_pkg_CSR_PMPADDR0: csr_rdata_int = pmp_addr_rdata[0]; |
| brq_pkg_CSR_PMPADDR1: csr_rdata_int = pmp_addr_rdata[1]; |
| brq_pkg_CSR_PMPADDR2: csr_rdata_int = pmp_addr_rdata[2]; |
| brq_pkg_CSR_PMPADDR3: csr_rdata_int = pmp_addr_rdata[3]; |
| brq_pkg_CSR_PMPADDR4: csr_rdata_int = pmp_addr_rdata[4]; |
| brq_pkg_CSR_PMPADDR5: csr_rdata_int = pmp_addr_rdata[5]; |
| brq_pkg_CSR_PMPADDR6: csr_rdata_int = pmp_addr_rdata[6]; |
| brq_pkg_CSR_PMPADDR7: csr_rdata_int = pmp_addr_rdata[7]; |
| brq_pkg_CSR_PMPADDR8: csr_rdata_int = pmp_addr_rdata[8]; |
| brq_pkg_CSR_PMPADDR9: csr_rdata_int = pmp_addr_rdata[9]; |
| brq_pkg_CSR_PMPADDR10: csr_rdata_int = pmp_addr_rdata[10]; |
| brq_pkg_CSR_PMPADDR11: csr_rdata_int = pmp_addr_rdata[11]; |
| brq_pkg_CSR_PMPADDR12: csr_rdata_int = pmp_addr_rdata[12]; |
| brq_pkg_CSR_PMPADDR13: csr_rdata_int = pmp_addr_rdata[13]; |
| brq_pkg_CSR_PMPADDR14: csr_rdata_int = pmp_addr_rdata[14]; |
| brq_pkg_CSR_PMPADDR15: csr_rdata_int = pmp_addr_rdata[15]; |
| brq_pkg_CSR_DCSR: begin |
| csr_rdata_int = dcsr_q; |
| illegal_csr = ~debug_mode_i; |
| end |
| brq_pkg_CSR_DPC: begin |
| csr_rdata_int = depc_q; |
| illegal_csr = ~debug_mode_i; |
| end |
| brq_pkg_CSR_DSCRATCH0: begin |
| csr_rdata_int = dscratch0_q; |
| illegal_csr = ~debug_mode_i; |
| end |
| brq_pkg_CSR_DSCRATCH1: begin |
| csr_rdata_int = dscratch1_q; |
| illegal_csr = ~debug_mode_i; |
| end |
| brq_pkg_CSR_MCOUNTINHIBIT: csr_rdata_int = mcountinhibit; |
| brq_pkg_CSR_MHPMEVENT3, brq_pkg_CSR_MHPMEVENT4, brq_pkg_CSR_MHPMEVENT5, brq_pkg_CSR_MHPMEVENT6, brq_pkg_CSR_MHPMEVENT7, brq_pkg_CSR_MHPMEVENT8, brq_pkg_CSR_MHPMEVENT9, brq_pkg_CSR_MHPMEVENT10, brq_pkg_CSR_MHPMEVENT11, brq_pkg_CSR_MHPMEVENT12, brq_pkg_CSR_MHPMEVENT13, brq_pkg_CSR_MHPMEVENT14, brq_pkg_CSR_MHPMEVENT15, brq_pkg_CSR_MHPMEVENT16, brq_pkg_CSR_MHPMEVENT17, brq_pkg_CSR_MHPMEVENT18, brq_pkg_CSR_MHPMEVENT19, brq_pkg_CSR_MHPMEVENT20, brq_pkg_CSR_MHPMEVENT21, brq_pkg_CSR_MHPMEVENT22, brq_pkg_CSR_MHPMEVENT23, brq_pkg_CSR_MHPMEVENT24, brq_pkg_CSR_MHPMEVENT25, brq_pkg_CSR_MHPMEVENT26, brq_pkg_CSR_MHPMEVENT27, brq_pkg_CSR_MHPMEVENT28, brq_pkg_CSR_MHPMEVENT29, brq_pkg_CSR_MHPMEVENT30, brq_pkg_CSR_MHPMEVENT31: csr_rdata_int = mhpmevent[mhpmcounter_idx]; |
| brq_pkg_CSR_MCYCLE, brq_pkg_CSR_MINSTRET, brq_pkg_CSR_MHPMCOUNTER3, brq_pkg_CSR_MHPMCOUNTER4, brq_pkg_CSR_MHPMCOUNTER5, brq_pkg_CSR_MHPMCOUNTER6, brq_pkg_CSR_MHPMCOUNTER7, brq_pkg_CSR_MHPMCOUNTER8, brq_pkg_CSR_MHPMCOUNTER9, brq_pkg_CSR_MHPMCOUNTER10, brq_pkg_CSR_MHPMCOUNTER11, brq_pkg_CSR_MHPMCOUNTER12, brq_pkg_CSR_MHPMCOUNTER13, brq_pkg_CSR_MHPMCOUNTER14, brq_pkg_CSR_MHPMCOUNTER15, brq_pkg_CSR_MHPMCOUNTER16, brq_pkg_CSR_MHPMCOUNTER17, brq_pkg_CSR_MHPMCOUNTER18, brq_pkg_CSR_MHPMCOUNTER19, brq_pkg_CSR_MHPMCOUNTER20, brq_pkg_CSR_MHPMCOUNTER21, brq_pkg_CSR_MHPMCOUNTER22, brq_pkg_CSR_MHPMCOUNTER23, brq_pkg_CSR_MHPMCOUNTER24, brq_pkg_CSR_MHPMCOUNTER25, brq_pkg_CSR_MHPMCOUNTER26, brq_pkg_CSR_MHPMCOUNTER27, brq_pkg_CSR_MHPMCOUNTER28, brq_pkg_CSR_MHPMCOUNTER29, brq_pkg_CSR_MHPMCOUNTER30, brq_pkg_CSR_MHPMCOUNTER31: csr_rdata_int = mhpmcounter[mhpmcounter_idx][31:0]; |
| brq_pkg_CSR_MCYCLEH, brq_pkg_CSR_MINSTRETH, brq_pkg_CSR_MHPMCOUNTER3H, brq_pkg_CSR_MHPMCOUNTER4H, brq_pkg_CSR_MHPMCOUNTER5H, brq_pkg_CSR_MHPMCOUNTER6H, brq_pkg_CSR_MHPMCOUNTER7H, brq_pkg_CSR_MHPMCOUNTER8H, brq_pkg_CSR_MHPMCOUNTER9H, brq_pkg_CSR_MHPMCOUNTER10H, brq_pkg_CSR_MHPMCOUNTER11H, brq_pkg_CSR_MHPMCOUNTER12H, brq_pkg_CSR_MHPMCOUNTER13H, brq_pkg_CSR_MHPMCOUNTER14H, brq_pkg_CSR_MHPMCOUNTER15H, brq_pkg_CSR_MHPMCOUNTER16H, brq_pkg_CSR_MHPMCOUNTER17H, brq_pkg_CSR_MHPMCOUNTER18H, brq_pkg_CSR_MHPMCOUNTER19H, brq_pkg_CSR_MHPMCOUNTER20H, brq_pkg_CSR_MHPMCOUNTER21H, brq_pkg_CSR_MHPMCOUNTER22H, brq_pkg_CSR_MHPMCOUNTER23H, brq_pkg_CSR_MHPMCOUNTER24H, brq_pkg_CSR_MHPMCOUNTER25H, brq_pkg_CSR_MHPMCOUNTER26H, brq_pkg_CSR_MHPMCOUNTER27H, brq_pkg_CSR_MHPMCOUNTER28H, brq_pkg_CSR_MHPMCOUNTER29H, brq_pkg_CSR_MHPMCOUNTER30H, brq_pkg_CSR_MHPMCOUNTER31H: csr_rdata_int = mhpmcounter[mhpmcounter_idx][63:32]; |
| brq_pkg_CSR_TSELECT: begin |
| csr_rdata_int = tselect_rdata; |
| illegal_csr = ~DbgTriggerEn; |
| end |
| brq_pkg_CSR_TDATA1: begin |
| csr_rdata_int = tmatch_control_rdata; |
| illegal_csr = ~DbgTriggerEn; |
| end |
| brq_pkg_CSR_TDATA2: begin |
| csr_rdata_int = tmatch_value_rdata; |
| illegal_csr = ~DbgTriggerEn; |
| end |
| brq_pkg_CSR_TDATA3: begin |
| csr_rdata_int = {32 {1'sb0}}; |
| illegal_csr = ~DbgTriggerEn; |
| end |
| brq_pkg_CSR_MCONTEXT: begin |
| csr_rdata_int = {32 {1'sb0}}; |
| illegal_csr = ~DbgTriggerEn; |
| end |
| brq_pkg_CSR_SCONTEXT: begin |
| csr_rdata_int = {32 {1'sb0}}; |
| illegal_csr = ~DbgTriggerEn; |
| end |
| brq_pkg_CSR_CPUCTRL: csr_rdata_int = {{26 {1'b0}}, cpuctrl_q}; |
| brq_pkg_CSR_SECURESEED: csr_rdata_int = {32 {1'sb0}}; |
| default: illegal_csr = 1'b1; |
| endcase |
| end |
| localparam [1:0] brq_pkg_PRIV_LVL_M = 2'b11; |
| localparam [1:0] brq_pkg_PRIV_LVL_U = 2'b00; |
| localparam [3:0] brq_pkg_XDEBUGVER_STD = 4'd4; |
| function automatic [1:0] sv2v_cast_2; |
| input reg [1:0] inp; |
| sv2v_cast_2 = inp; |
| endfunction |
| always @(*) begin |
| exception_pc = pc_id_i; |
| fflags_d = fflags_q; |
| fflags_en = 1'b0; |
| frm_d = frm_q; |
| frm_en = 1'b0; |
| priv_lvl_d = priv_lvl_q; |
| mstatus_en = 1'b0; |
| mstatus_d = mstatus_q; |
| mie_en = 1'b0; |
| mscratch_en = 1'b0; |
| mepc_en = 1'b0; |
| mepc_d = {csr_wdata_int[31:1], 1'b0}; |
| mcause_en = 1'b0; |
| mcause_d = {csr_wdata_int[31], csr_wdata_int[4:0]}; |
| mtval_en = 1'b0; |
| mtval_d = csr_wdata_int; |
| mtvec_en = csr_mtvec_init_i; |
| mtvec_d = (csr_mtvec_init_i ? {boot_addr_i[31:2], 2'b00} : {csr_wdata_int[31:2], 2'b00}); |
| dcsr_en = 1'b0; |
| dcsr_d = dcsr_q; |
| depc_d = {csr_wdata_int[31:1], 1'b0}; |
| depc_en = 1'b0; |
| dscratch0_en = 1'b0; |
| dscratch1_en = 1'b0; |
| mstack_en = 1'b0; |
| mstack_d[2] = mstatus_q[4]; |
| mstack_d[1-:2] = mstatus_q[3-:2]; |
| mstack_epc_d = mepc_q; |
| mstack_cause_d = mcause_q; |
| mcountinhibit_we = 1'b0; |
| mhpmcounter_we = {32 {1'sb0}}; |
| mhpmcounterh_we = {32 {1'sb0}}; |
| cpuctrl_we = 1'b0; |
| if (csr_we_int) |
| case (csr_addr_i) |
| brq_pkg_CSR_FCSR: begin |
| fflags_en = 1'b1; |
| frm_en = 1'b1; |
| fflags_d = csr_wdata_int[4:0]; |
| frm_d = csr_wdata_int[7:5]; |
| end |
| brq_pkg_CSR_FFLAG: begin |
| fflags_en = 1'b1; |
| fflags_d = csr_wdata_int[4:0]; |
| end |
| brq_pkg_CSR_FRM: begin |
| frm_en = 1'b1; |
| frm_d = csr_wdata_int[2:0]; |
| end |
| brq_pkg_CSR_MSTATUS: begin |
| mstatus_en = 1'b1; |
| mstatus_d = {csr_wdata_int[brq_pkg_CSR_MSTATUS_MIE_BIT], csr_wdata_int[brq_pkg_CSR_MSTATUS_MPIE_BIT], sv2v_cast_2(csr_wdata_int[brq_pkg_CSR_MSTATUS_MPP_BIT_HIGH:brq_pkg_CSR_MSTATUS_MPP_BIT_LOW]), csr_wdata_int[brq_pkg_CSR_MSTATUS_MPRV_BIT], csr_wdata_int[brq_pkg_CSR_MSTATUS_TW_BIT]}; |
| if ((mstatus_d[3-:2] != brq_pkg_PRIV_LVL_M) && (mstatus_d[3-:2] != brq_pkg_PRIV_LVL_U)) |
| mstatus_d[3-:2] = brq_pkg_PRIV_LVL_M; |
| end |
| brq_pkg_CSR_MIE: mie_en = 1'b1; |
| brq_pkg_CSR_MSCRATCH: mscratch_en = 1'b1; |
| brq_pkg_CSR_MEPC: mepc_en = 1'b1; |
| brq_pkg_CSR_MCAUSE: mcause_en = 1'b1; |
| brq_pkg_CSR_MTVAL: mtval_en = 1'b1; |
| brq_pkg_CSR_MTVEC: mtvec_en = 1'b1; |
| brq_pkg_CSR_DCSR: begin |
| dcsr_d = csr_wdata_int; |
| dcsr_d[31-:4] = brq_pkg_XDEBUGVER_STD; |
| if ((dcsr_d[1-:2] != brq_pkg_PRIV_LVL_M) && (dcsr_d[1-:2] != brq_pkg_PRIV_LVL_U)) |
| dcsr_d[1-:2] = brq_pkg_PRIV_LVL_M; |
| dcsr_d[8-:3] = dcsr_q[8-:3]; |
| dcsr_d[3] = 1'b0; |
| dcsr_d[4] = 1'b0; |
| dcsr_d[10] = 1'b0; |
| dcsr_d[9] = 1'b0; |
| dcsr_d[5] = 1'b0; |
| dcsr_d[14] = 1'b0; |
| dcsr_d[27-:12] = 12'h000; |
| dcsr_en = 1'b1; |
| end |
| brq_pkg_CSR_DPC: depc_en = 1'b1; |
| brq_pkg_CSR_DSCRATCH0: dscratch0_en = 1'b1; |
| brq_pkg_CSR_DSCRATCH1: dscratch1_en = 1'b1; |
| brq_pkg_CSR_MCOUNTINHIBIT: mcountinhibit_we = 1'b1; |
| brq_pkg_CSR_MCYCLE, brq_pkg_CSR_MINSTRET, brq_pkg_CSR_MHPMCOUNTER3, brq_pkg_CSR_MHPMCOUNTER4, brq_pkg_CSR_MHPMCOUNTER5, brq_pkg_CSR_MHPMCOUNTER6, brq_pkg_CSR_MHPMCOUNTER7, brq_pkg_CSR_MHPMCOUNTER8, brq_pkg_CSR_MHPMCOUNTER9, brq_pkg_CSR_MHPMCOUNTER10, brq_pkg_CSR_MHPMCOUNTER11, brq_pkg_CSR_MHPMCOUNTER12, brq_pkg_CSR_MHPMCOUNTER13, brq_pkg_CSR_MHPMCOUNTER14, brq_pkg_CSR_MHPMCOUNTER15, brq_pkg_CSR_MHPMCOUNTER16, brq_pkg_CSR_MHPMCOUNTER17, brq_pkg_CSR_MHPMCOUNTER18, brq_pkg_CSR_MHPMCOUNTER19, brq_pkg_CSR_MHPMCOUNTER20, brq_pkg_CSR_MHPMCOUNTER21, brq_pkg_CSR_MHPMCOUNTER22, brq_pkg_CSR_MHPMCOUNTER23, brq_pkg_CSR_MHPMCOUNTER24, brq_pkg_CSR_MHPMCOUNTER25, brq_pkg_CSR_MHPMCOUNTER26, brq_pkg_CSR_MHPMCOUNTER27, brq_pkg_CSR_MHPMCOUNTER28, brq_pkg_CSR_MHPMCOUNTER29, brq_pkg_CSR_MHPMCOUNTER30, brq_pkg_CSR_MHPMCOUNTER31: mhpmcounter_we[mhpmcounter_idx] = 1'b1; |
| brq_pkg_CSR_MCYCLEH, brq_pkg_CSR_MINSTRETH, brq_pkg_CSR_MHPMCOUNTER3H, brq_pkg_CSR_MHPMCOUNTER4H, brq_pkg_CSR_MHPMCOUNTER5H, brq_pkg_CSR_MHPMCOUNTER6H, brq_pkg_CSR_MHPMCOUNTER7H, brq_pkg_CSR_MHPMCOUNTER8H, brq_pkg_CSR_MHPMCOUNTER9H, brq_pkg_CSR_MHPMCOUNTER10H, brq_pkg_CSR_MHPMCOUNTER11H, brq_pkg_CSR_MHPMCOUNTER12H, brq_pkg_CSR_MHPMCOUNTER13H, brq_pkg_CSR_MHPMCOUNTER14H, brq_pkg_CSR_MHPMCOUNTER15H, brq_pkg_CSR_MHPMCOUNTER16H, brq_pkg_CSR_MHPMCOUNTER17H, brq_pkg_CSR_MHPMCOUNTER18H, brq_pkg_CSR_MHPMCOUNTER19H, brq_pkg_CSR_MHPMCOUNTER20H, brq_pkg_CSR_MHPMCOUNTER21H, brq_pkg_CSR_MHPMCOUNTER22H, brq_pkg_CSR_MHPMCOUNTER23H, brq_pkg_CSR_MHPMCOUNTER24H, brq_pkg_CSR_MHPMCOUNTER25H, brq_pkg_CSR_MHPMCOUNTER26H, brq_pkg_CSR_MHPMCOUNTER27H, brq_pkg_CSR_MHPMCOUNTER28H, brq_pkg_CSR_MHPMCOUNTER29H, brq_pkg_CSR_MHPMCOUNTER30H, brq_pkg_CSR_MHPMCOUNTER31H: mhpmcounterh_we[mhpmcounter_idx] = 1'b1; |
| brq_pkg_CSR_CPUCTRL: cpuctrl_we = 1'b1; |
| default: |
| ; |
| endcase |
| case (1'b1) |
| csr_save_cause_i: begin |
| case (1'b1) |
| csr_save_if_i: exception_pc = pc_if_i; |
| csr_save_id_i: exception_pc = pc_id_i; |
| csr_save_wb_i: exception_pc = pc_wb_i; |
| default: |
| ; |
| endcase |
| priv_lvl_d = brq_pkg_PRIV_LVL_M; |
| if (debug_csr_save_i) begin |
| dcsr_d[1-:2] = priv_lvl_q; |
| dcsr_d[8-:3] = debug_cause_i; |
| dcsr_en = 1'b1; |
| depc_d = exception_pc; |
| depc_en = 1'b1; |
| end |
| else if (!debug_mode_i) begin |
| mtval_en = 1'b1; |
| mtval_d = csr_mtval_i; |
| mstatus_en = 1'b1; |
| mstatus_d[5] = 1'b0; |
| mstatus_d[4] = mstatus_q[5]; |
| mstatus_d[3-:2] = priv_lvl_q; |
| mepc_en = 1'b1; |
| mepc_d = exception_pc; |
| mcause_en = 1'b1; |
| mcause_d = {csr_mcause_i}; |
| mstack_en = 1'b1; |
| end |
| end |
| csr_restore_dret_i: priv_lvl_d = dcsr_q[1-:2]; |
| csr_restore_mret_i: begin |
| priv_lvl_d = mstatus_q[3-:2]; |
| mstatus_en = 1'b1; |
| mstatus_d[5] = mstatus_q[4]; |
| if (nmi_mode_i) begin |
| mstatus_d[4] = mstack_q[2]; |
| mstatus_d[3-:2] = mstack_q[1-:2]; |
| mepc_en = 1'b1; |
| mepc_d = mstack_epc_q; |
| mcause_en = 1'b1; |
| mcause_d = mstack_cause_q; |
| end |
| else begin |
| mstatus_d[4] = 1'b1; |
| mstatus_d[3-:2] = brq_pkg_PRIV_LVL_U; |
| end |
| end |
| default: |
| ; |
| endcase |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| priv_lvl_q <= brq_pkg_PRIV_LVL_M; |
| else |
| priv_lvl_q <= priv_lvl_d; |
| assign priv_mode_id_o = priv_lvl_q; |
| assign priv_mode_if_o = priv_lvl_d; |
| assign priv_mode_lsu_o = (mstatus_q[1] ? mstatus_q[3-:2] : priv_lvl_q); |
| localparam [1:0] brq_pkg_CSR_OP_CLEAR = 3; |
| localparam [1:0] brq_pkg_CSR_OP_READ = 0; |
| localparam [1:0] brq_pkg_CSR_OP_SET = 2; |
| localparam [1:0] brq_pkg_CSR_OP_WRITE = 1; |
| always @(*) |
| case (csr_op_i) |
| brq_pkg_CSR_OP_WRITE: csr_wdata_int = csr_wdata_i; |
| brq_pkg_CSR_OP_SET: csr_wdata_int = csr_wdata_i | csr_rdata_o; |
| brq_pkg_CSR_OP_CLEAR: csr_wdata_int = ~csr_wdata_i & csr_rdata_o; |
| brq_pkg_CSR_OP_READ: csr_wdata_int = csr_wdata_i; |
| endcase |
| assign csr_wreq = csr_op_en_i & |{csr_op_i == brq_pkg_CSR_OP_WRITE, csr_op_i == brq_pkg_CSR_OP_SET, csr_op_i == brq_pkg_CSR_OP_CLEAR}; |
| assign csr_we_int = csr_wreq & ~illegal_csr_insn_o; |
| assign csr_rdata_o = csr_rdata_int; |
| assign csr_mepc_o = mepc_q; |
| assign csr_depc_o = depc_q; |
| assign csr_mtvec_o = mtvec_q; |
| assign csr_mstatus_mie_o = mstatus_q[5]; |
| assign csr_mstatus_tw_o = mstatus_q[0]; |
| assign debug_single_step_o = dcsr_q[2]; |
| assign debug_ebreakm_o = dcsr_q[15]; |
| assign debug_ebreaku_o = dcsr_q[12]; |
| assign irqs_o = mip & mie_q; |
| assign irq_pending_o = |irqs_o; |
| wire unused_error1; |
| wire unused_error2; |
| wire unused_error3; |
| wire unused_error4; |
| wire unused_error5; |
| wire unused_error6; |
| wire unused_error7; |
| wire unused_error8; |
| wire unused_error9; |
| wire unused_error10; |
| wire unused_error11; |
| wire unused_error12; |
| wire unused_error13; |
| wire unused_error14; |
| wire unused_error15; |
| wire unused_error16; |
| wire unused_error17; |
| localparam [5:0] MSTATUS_RST_VAL = {2'b01, brq_pkg_PRIV_LVL_U, 1'b0, 1'b0}; |
| brq_csr #( |
| .Width(6), |
| .ShadowCopy(ShadowCSR), |
| .ResetValue({MSTATUS_RST_VAL}) |
| ) u_mstatus_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i({mstatus_d}), |
| .wr_en_i(mstatus_en), |
| .rd_data_o(mstatus_q), |
| .rd_error_o(mstatus_err) |
| ); |
| assign fflag_wdata = (is_fp_instr_i ? fp_status_i : fflags_d); |
| brq_csr #( |
| .Width(5), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) fflags_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(fflag_wdata), |
| .wr_en_i(fflags_en | is_fp_instr_i), |
| .rd_data_o(fflags_q), |
| .rd_error_o(unused_error1) |
| ); |
| wire [2:0] frmd; |
| wire [2:0] frmq; |
| assign frm_q = frmq; |
| assign frmd = frm_d; |
| brq_csr #( |
| .Width(3), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) frm_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(frmd), |
| .wr_en_i(frm_en), |
| .rd_data_o(frmq), |
| .rd_error_o(unused_error2) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_mepc_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(mepc_d), |
| .wr_en_i(mepc_en), |
| .rd_data_o(mepc_q), |
| .rd_error_o(unused_error3) |
| ); |
| assign mie_d[17] = csr_wdata_int[brq_pkg_CSR_MSIX_BIT]; |
| assign mie_d[16] = csr_wdata_int[brq_pkg_CSR_MTIX_BIT]; |
| assign mie_d[15] = csr_wdata_int[brq_pkg_CSR_MEIX_BIT]; |
| assign mie_d[14-:15] = csr_wdata_int[brq_pkg_CSR_MFIX_BIT_HIGH:brq_pkg_CSR_MFIX_BIT_LOW]; |
| brq_csr #( |
| .Width(18), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_mie_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i({mie_d}), |
| .wr_en_i(mie_en), |
| .rd_data_o(mie_q), |
| .rd_error_o(unused_error4) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_mscratch_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(csr_wdata_int), |
| .wr_en_i(mscratch_en), |
| .rd_data_o(mscratch_q), |
| .rd_error_o(unused_error5) |
| ); |
| brq_csr #( |
| .Width(6), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_mcause_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(mcause_d), |
| .wr_en_i(mcause_en), |
| .rd_data_o(mcause_q), |
| .rd_error_o(unused_error6) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_mtval_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(mtval_d), |
| .wr_en_i(mtval_en), |
| .rd_data_o(mtval_q), |
| .rd_error_o(unused_error7) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(ShadowCSR), |
| .ResetValue(32'd0) |
| ) u_mtvec_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(mtvec_d), |
| .wr_en_i(mtvec_en), |
| .rd_data_o(mtvec_q), |
| .rd_error_o(mtvec_err) |
| ); |
| localparam [2:0] brq_pkg_DBG_CAUSE_NONE = 3'h0; |
| localparam [31:0] DCSR_RESET_VAL = {brq_pkg_XDEBUGVER_STD, 12'b000000000000, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, brq_pkg_DBG_CAUSE_NONE, 1'b0, 1'b0, 1'b0, 1'b0, brq_pkg_PRIV_LVL_M}; |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue({DCSR_RESET_VAL}) |
| ) u_dcsr_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i({dcsr_d}), |
| .wr_en_i(dcsr_en), |
| .rd_data_o(dcsr_q), |
| .rd_error_o(unused_error8) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_depc_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(depc_d), |
| .wr_en_i(depc_en), |
| .rd_data_o(depc_q), |
| .rd_error_o(unused_error9) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_dscratch0_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(csr_wdata_int), |
| .wr_en_i(dscratch0_en), |
| .rd_data_o(dscratch0_q), |
| .rd_error_o(unused_error10) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_dscratch1_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(csr_wdata_int), |
| .wr_en_i(dscratch1_en), |
| .rd_data_o(dscratch1_q), |
| .rd_error_o(unused_error11) |
| ); |
| localparam [2:0] MSTACK_RESET_VAL = {1'b1, brq_pkg_PRIV_LVL_U}; |
| brq_csr #( |
| .Width(3), |
| .ShadowCopy(1'b0), |
| .ResetValue({MSTACK_RESET_VAL}) |
| ) u_mstack_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i({mstack_d}), |
| .wr_en_i(mstack_en), |
| .rd_data_o(mstack_q), |
| .rd_error_o(unused_error12) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_mstack_epc_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(mstack_epc_d), |
| .wr_en_i(mstack_en), |
| .rd_data_o(mstack_epc_q), |
| .rd_error_o(unused_error13) |
| ); |
| brq_csr #( |
| .Width(6), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_mstack_cause_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(mstack_cause_d), |
| .wr_en_i(mstack_en), |
| .rd_data_o(mstack_cause_q), |
| .rd_error_o(unused_error14) |
| ); |
| localparam [11:0] brq_pkg_CSR_OFF_PMP_ADDR = 12'h3b0; |
| localparam [11:0] brq_pkg_CSR_OFF_PMP_CFG = 12'h3a0; |
| localparam [1:0] brq_pkg_PMP_MODE_NA4 = 2'b10; |
| localparam [1:0] brq_pkg_PMP_MODE_NAPOT = 2'b11; |
| localparam [1:0] brq_pkg_PMP_MODE_OFF = 2'b00; |
| localparam [1:0] brq_pkg_PMP_MODE_TOR = 2'b01; |
| generate |
| if (PMPEnable) begin : g_pmp_registers |
| wire [5:0] pmp_cfg [0:PMPNumRegions - 1]; |
| reg [5:0] pmp_cfg_wdata [0:PMPNumRegions - 1]; |
| wire [PMPAddrWidth - 1:0] pmp_addr [0:PMPNumRegions - 1]; |
| wire [PMPNumRegions - 1:0] pmp_cfg_we; |
| wire [PMPNumRegions - 1:0] pmp_cfg_err; |
| wire [PMPNumRegions - 1:0] pmp_addr_we; |
| wire [PMPNumRegions - 1:0] pmp_addr_err; |
| genvar i; |
| for (i = 0; i < brq_pkg_PMP_MAX_REGIONS; i = i + 1) begin : g_exp_rd_data |
| if (i < PMPNumRegions) begin : g_implemented_regions |
| assign pmp_cfg_rdata[i] = {pmp_cfg[i][5], 2'b00, pmp_cfg[i][4-:2], pmp_cfg[i][2], pmp_cfg[i][1], pmp_cfg[i][0]}; |
| if (PMPGranularity == 0) begin : g_pmp_g0 |
| wire [32:1] sv2v_tmp_D3A6A; |
| assign sv2v_tmp_D3A6A = pmp_addr[i]; |
| always @(*) pmp_addr_rdata[i] = sv2v_tmp_D3A6A; |
| end |
| else if (PMPGranularity == 1) begin : g_pmp_g1 |
| always @(*) begin |
| pmp_addr_rdata[i] = pmp_addr[i]; |
| if ((pmp_cfg[i][4-:2] == brq_pkg_PMP_MODE_OFF) || (pmp_cfg[i][4-:2] == brq_pkg_PMP_MODE_TOR)) |
| pmp_addr_rdata[i][PMPGranularity - 1:0] = {PMPGranularity {1'sb0}}; |
| end |
| end |
| else begin : g_pmp_g2 |
| always @(*) begin |
| pmp_addr_rdata[i] = {pmp_addr[i], {PMPGranularity - 1 {1'b1}}}; |
| if ((pmp_cfg[i][4-:2] == brq_pkg_PMP_MODE_OFF) || (pmp_cfg[i][4-:2] == brq_pkg_PMP_MODE_TOR)) |
| pmp_addr_rdata[i][PMPGranularity - 1:0] = {PMPGranularity {1'sb0}}; |
| end |
| end |
| end |
| else begin : g_other_regions |
| assign pmp_cfg_rdata[i] = {8 {1'sb0}}; |
| wire [32:1] sv2v_tmp_313D8; |
| assign sv2v_tmp_313D8 = {32 {1'sb0}}; |
| always @(*) pmp_addr_rdata[i] = sv2v_tmp_313D8; |
| end |
| end |
| for (i = 0; i < PMPNumRegions; i = i + 1) begin : g_pmp_csrs |
| assign pmp_cfg_we[i] = (csr_we_int & ~pmp_cfg[i][5]) & (csr_addr == (brq_pkg_CSR_OFF_PMP_CFG + (i[11:0] >> 2))); |
| wire [1:1] sv2v_tmp_5B5A1; |
| assign sv2v_tmp_5B5A1 = csr_wdata_int[((i % 4) * brq_pkg_PMP_CFG_W) + 7]; |
| always @(*) pmp_cfg_wdata[i][5] = sv2v_tmp_5B5A1; |
| always @(*) |
| case (csr_wdata_int[((i % 4) * brq_pkg_PMP_CFG_W) + 3+:2]) |
| 2'b00: pmp_cfg_wdata[i][4-:2] = brq_pkg_PMP_MODE_OFF; |
| 2'b01: pmp_cfg_wdata[i][4-:2] = brq_pkg_PMP_MODE_TOR; |
| 2'b10: pmp_cfg_wdata[i][4-:2] = (PMPGranularity == 0 ? brq_pkg_PMP_MODE_NA4 : brq_pkg_PMP_MODE_OFF); |
| 2'b11: pmp_cfg_wdata[i][4-:2] = brq_pkg_PMP_MODE_NAPOT; |
| default: pmp_cfg_wdata[i][4-:2] = brq_pkg_PMP_MODE_OFF; |
| endcase |
| wire [1:1] sv2v_tmp_7A6DE; |
| assign sv2v_tmp_7A6DE = csr_wdata_int[((i % 4) * brq_pkg_PMP_CFG_W) + 2]; |
| always @(*) pmp_cfg_wdata[i][2] = sv2v_tmp_7A6DE; |
| wire [1:1] sv2v_tmp_65F7E; |
| assign sv2v_tmp_65F7E = &csr_wdata_int[(i % 4) * brq_pkg_PMP_CFG_W+:2]; |
| always @(*) pmp_cfg_wdata[i][1] = sv2v_tmp_65F7E; |
| wire [1:1] sv2v_tmp_54FD8; |
| assign sv2v_tmp_54FD8 = csr_wdata_int[(i % 4) * brq_pkg_PMP_CFG_W]; |
| always @(*) pmp_cfg_wdata[i][0] = sv2v_tmp_54FD8; |
| brq_csr #( |
| .Width(6), |
| .ShadowCopy(ShadowCSR), |
| .ResetValue(1'sb0) |
| ) u_pmp_cfg_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i({pmp_cfg_wdata[i]}), |
| .wr_en_i(pmp_cfg_we[i]), |
| .rd_data_o(pmp_cfg[i]), |
| .rd_error_o(pmp_cfg_err[i]) |
| ); |
| if (i < (PMPNumRegions - 1)) begin : g_lower |
| assign pmp_addr_we[i] = ((csr_we_int & ~pmp_cfg[i][5]) & (~pmp_cfg[i + 1][5] | (pmp_cfg[i + 1][4-:2] != brq_pkg_PMP_MODE_TOR))) & (csr_addr == (brq_pkg_CSR_OFF_PMP_ADDR + i[11:0])); |
| end |
| else begin : g_upper |
| assign pmp_addr_we[i] = (csr_we_int & ~pmp_cfg[i][5]) & (csr_addr == (brq_pkg_CSR_OFF_PMP_ADDR + i[11:0])); |
| end |
| brq_csr #( |
| .Width(PMPAddrWidth), |
| .ShadowCopy(ShadowCSR), |
| .ResetValue(1'sb0) |
| ) u_pmp_addr_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(csr_wdata_int[31-:PMPAddrWidth]), |
| .wr_en_i(pmp_addr_we[i]), |
| .rd_data_o(pmp_addr[i]), |
| .rd_error_o(pmp_addr_err[i]) |
| ); |
| assign csr_pmp_cfg_o[(0 >= (PMPNumRegions - 1) ? i : (PMPNumRegions - 1) - i) * 6+:6] = pmp_cfg[i]; |
| assign csr_pmp_addr_o[(0 >= (PMPNumRegions - 1) ? i : (PMPNumRegions - 1) - i) * 34+:34] = {pmp_addr_rdata[i], 2'b00}; |
| end |
| assign pmp_csr_err = |pmp_cfg_err | |pmp_addr_err; |
| end |
| else begin : g_no_pmp_tieoffs |
| genvar i; |
| for (i = 0; i < brq_pkg_PMP_MAX_REGIONS; i = i + 1) begin : g_rdata |
| wire [32:1] sv2v_tmp_313D8; |
| assign sv2v_tmp_313D8 = {32 {1'sb0}}; |
| always @(*) pmp_addr_rdata[i] = sv2v_tmp_313D8; |
| assign pmp_cfg_rdata[i] = {8 {1'sb0}}; |
| end |
| for (i = 0; i < PMPNumRegions; i = i + 1) begin : g_outputs |
| function automatic [5:0] sv2v_cast_6; |
| input reg [5:0] inp; |
| sv2v_cast_6 = inp; |
| endfunction |
| assign csr_pmp_cfg_o[(0 >= (PMPNumRegions - 1) ? i : (PMPNumRegions - 1) - i) * 6+:6] = sv2v_cast_6(1'b0); |
| assign csr_pmp_addr_o[(0 >= (PMPNumRegions - 1) ? i : (PMPNumRegions - 1) - i) * 34+:34] = {34 {1'sb0}}; |
| end |
| assign pmp_csr_err = 1'b0; |
| end |
| endgenerate |
| always @(*) begin : mcountinhibit_update |
| if (mcountinhibit_we == 1'b1) |
| mcountinhibit_d = {csr_wdata_int[MHPMCounterNum + 2:2], 1'b0, csr_wdata_int[0]}; |
| else |
| mcountinhibit_d = mcountinhibit_q; |
| end |
| always @(*) begin : gen_mhpmcounter_incr |
| begin : sv2v_autoblock_83 |
| reg [31:0] i; |
| for (i = 0; i < 32; i = i + 1) |
| begin : gen_mhpmcounter_incr_inactive |
| mhpmcounter_incr[i] = 1'b0; |
| end |
| end |
| mhpmcounter_incr[0] = 1'b1; |
| mhpmcounter_incr[1] = 1'b0; |
| mhpmcounter_incr[2] = instr_ret_i; |
| mhpmcounter_incr[3] = dside_wait_i; |
| mhpmcounter_incr[4] = iside_wait_i; |
| mhpmcounter_incr[5] = mem_load_i; |
| mhpmcounter_incr[6] = mem_store_i; |
| mhpmcounter_incr[7] = jump_i; |
| mhpmcounter_incr[8] = branch_i; |
| mhpmcounter_incr[9] = branch_taken_i; |
| mhpmcounter_incr[10] = instr_ret_compressed_i; |
| mhpmcounter_incr[11] = mul_wait_i; |
| mhpmcounter_incr[12] = div_wait_i; |
| end |
| always @(*) begin : gen_mhpmevent |
| begin : sv2v_autoblock_84 |
| reg signed [31:0] i; |
| for (i = 0; i < 32; i = i + 1) |
| begin : gen_mhpmevent_active |
| mhpmevent[i] = {32 {1'sb0}}; |
| mhpmevent[i][i] = 1'b1; |
| end |
| end |
| mhpmevent[1] = {32 {1'sb0}}; |
| begin : sv2v_autoblock_85 |
| reg [31:0] i; |
| for (i = 3 + MHPMCounterNum; i < 32; i = i + 1) |
| begin : gen_mhpmevent_inactive |
| mhpmevent[i] = {32 {1'sb0}}; |
| end |
| end |
| end |
| brq_counter #(.CounterWidth(64)) mcycle_counter_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .counter_inc_i(mhpmcounter_incr[0] & ~mcountinhibit[0]), |
| .counterh_we_i(mhpmcounterh_we[0]), |
| .counter_we_i(mhpmcounter_we[0]), |
| .counter_val_i(csr_wdata_int), |
| .counter_val_o(mhpmcounter[0]) |
| ); |
| brq_counter #(.CounterWidth(64)) minstret_counter_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .counter_inc_i(mhpmcounter_incr[2] & ~mcountinhibit[2]), |
| .counterh_we_i(mhpmcounterh_we[2]), |
| .counter_we_i(mhpmcounter_we[2]), |
| .counter_val_i(csr_wdata_int), |
| .counter_val_o(mhpmcounter[2]) |
| ); |
| assign mhpmcounter[1] = {64 {1'sb0}}; |
| assign unused_mhpmcounter_we_1 = mhpmcounter_we[1]; |
| assign unused_mhpmcounterh_we_1 = mhpmcounterh_we[1]; |
| assign unused_mhpmcounter_incr_1 = mhpmcounter_incr[1]; |
| generate |
| genvar cnt; |
| for (cnt = 0; cnt < 29; cnt = cnt + 1) begin : gen_cntrs |
| if (cnt < MHPMCounterNum) begin : gen_imp |
| brq_counter #(.CounterWidth(MHPMCounterWidth)) mcounters_variable_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .counter_inc_i(mhpmcounter_incr[cnt + 3] & ~mcountinhibit[cnt + 3]), |
| .counterh_we_i(mhpmcounterh_we[cnt + 3]), |
| .counter_we_i(mhpmcounter_we[cnt + 3]), |
| .counter_val_i(csr_wdata_int), |
| .counter_val_o(mhpmcounter[cnt + 3]) |
| ); |
| end |
| else begin : gen_unimp |
| assign mhpmcounter[cnt + 3] = {64 {1'sb0}}; |
| end |
| end |
| endgenerate |
| generate |
| if (MHPMCounterNum < 29) begin : g_mcountinhibit_reduced |
| wire [(29 - MHPMCounterNum) - 1:0] unused_mhphcounter_we; |
| wire [(29 - MHPMCounterNum) - 1:0] unused_mhphcounterh_we; |
| wire [(29 - MHPMCounterNum) - 1:0] unused_mhphcounter_incr; |
| assign mcountinhibit = {{29 - MHPMCounterNum {1'b1}}, mcountinhibit_q}; |
| assign unused_mhphcounter_we = mhpmcounter_we[31:MHPMCounterNum + 3]; |
| assign unused_mhphcounterh_we = mhpmcounterh_we[31:MHPMCounterNum + 3]; |
| assign unused_mhphcounter_incr = mhpmcounter_incr[31:MHPMCounterNum + 3]; |
| end |
| else begin : g_mcountinhibit_full |
| assign mcountinhibit = mcountinhibit_q; |
| end |
| endgenerate |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| mcountinhibit_q <= {((MHPMCounterNum + 2) >= 0 ? MHPMCounterNum + 3 : 1 - (MHPMCounterNum + 2)) {1'sb0}}; |
| else |
| mcountinhibit_q <= mcountinhibit_d; |
| generate |
| if (DbgTriggerEn) begin : gen_trigger_regs |
| localparam [31:0] DbgHwNumLen = (DbgHwBreakNum > 1 ? $clog2(DbgHwBreakNum) : 1); |
| wire [DbgHwNumLen - 1:0] tselect_d; |
| wire [DbgHwNumLen - 1:0] tselect_q; |
| wire tmatch_control_d; |
| wire [DbgHwBreakNum - 1:0] tmatch_control_q; |
| wire [31:0] tmatch_value_d; |
| wire [31:0] tmatch_value_q [0:DbgHwBreakNum - 1]; |
| wire tselect_we; |
| wire [DbgHwBreakNum - 1:0] tmatch_control_we; |
| wire [DbgHwBreakNum - 1:0] tmatch_value_we; |
| wire [DbgHwBreakNum - 1:0] trigger_match; |
| assign tselect_we = (csr_we_int & debug_mode_i) & (csr_addr_i == brq_pkg_CSR_TSELECT); |
| genvar i; |
| for (i = 0; i < DbgHwBreakNum; i = i + 1) begin : g_dbg_tmatch_we |
| assign tmatch_control_we[i] = (((i[DbgHwNumLen - 1:0] == tselect_q) & csr_we_int) & debug_mode_i) & (csr_addr_i == brq_pkg_CSR_TDATA1); |
| assign tmatch_value_we[i] = (((i[DbgHwNumLen - 1:0] == tselect_q) & csr_we_int) & debug_mode_i) & (csr_addr_i == brq_pkg_CSR_TDATA2); |
| end |
| assign tselect_d = (csr_wdata_int < DbgHwBreakNum ? csr_wdata_int[DbgHwNumLen - 1:0] : DbgHwBreakNum - 1); |
| assign tmatch_control_d = csr_wdata_int[2]; |
| assign tmatch_value_d = csr_wdata_int[31:0]; |
| brq_csr #( |
| .Width(DbgHwNumLen), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_tselect_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(tselect_d), |
| .wr_en_i(tselect_we), |
| .rd_data_o(tselect_q), |
| .rd_error_o(unused_error15) |
| ); |
| for (i = 0; i < DbgHwBreakNum; i = i + 1) begin : g_dbg_tmatch_reg |
| brq_csr #( |
| .Width(1), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_tmatch_control_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(tmatch_control_d), |
| .wr_en_i(tmatch_control_we[i]), |
| .rd_data_o(tmatch_control_q[i]), |
| .rd_error_o(unused_error16) |
| ); |
| brq_csr #( |
| .Width(32), |
| .ShadowCopy(1'b0), |
| .ResetValue(1'sb0) |
| ) u_tmatch_value_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i(tmatch_value_d), |
| .wr_en_i(tmatch_value_we[i]), |
| .rd_data_o(tmatch_value_q[i]), |
| .rd_error_o(unused_error17) |
| ); |
| end |
| localparam [31:0] TSelectRdataPadlen = (DbgHwNumLen >= 32 ? 0 : 32 - DbgHwNumLen); |
| assign tselect_rdata = {{TSelectRdataPadlen {1'b0}}, tselect_q}; |
| assign tmatch_control_rdata = {29'b00101000000000000001000001001, tmatch_control_q[tselect_q], 1'b0, 1'b0}; |
| assign tmatch_value_rdata = tmatch_value_q[tselect_q]; |
| for (i = 0; i < DbgHwBreakNum; i = i + 1) begin : g_dbg_trigger_match |
| assign trigger_match[i] = tmatch_control_q[i] & (pc_if_i[31:0] == tmatch_value_q[i]); |
| end |
| assign trigger_match_o = |trigger_match; |
| end |
| else begin : gen_no_trigger_regs |
| assign tselect_rdata = 'b0; |
| assign tmatch_control_rdata = 'b0; |
| assign tmatch_value_rdata = 'b0; |
| assign trigger_match_o = 'b0; |
| end |
| endgenerate |
| assign cpuctrl_wdata = csr_wdata_int[5:0]; |
| generate |
| if (DataIndTiming) begin : gen_dit |
| assign cpuctrl_d[1] = cpuctrl_wdata[1]; |
| end |
| else begin : gen_no_dit |
| wire unused_dit; |
| assign unused_dit = cpuctrl_wdata[1]; |
| assign cpuctrl_d[1] = 1'b0; |
| end |
| endgenerate |
| assign data_ind_timing_o = cpuctrl_q[1]; |
| generate |
| if (DummyInstructions) begin : gen_dummy |
| assign cpuctrl_d[2] = cpuctrl_wdata[2]; |
| assign cpuctrl_d[5-:3] = cpuctrl_wdata[5-:3]; |
| assign dummy_instr_seed_en_o = csr_we_int && (csr_addr == brq_pkg_CSR_SECURESEED); |
| assign dummy_instr_seed_o = csr_wdata_int; |
| end |
| else begin : gen_no_dummy |
| wire unused_dummy_en; |
| wire [2:0] unused_dummy_mask; |
| assign unused_dummy_en = cpuctrl_wdata[2]; |
| assign unused_dummy_mask = cpuctrl_wdata[5-:3]; |
| assign cpuctrl_d[2] = 1'b0; |
| assign cpuctrl_d[5-:3] = 3'b000; |
| assign dummy_instr_seed_en_o = 1'b0; |
| assign dummy_instr_seed_o = {32 {1'sb0}}; |
| end |
| endgenerate |
| assign dummy_instr_en_o = cpuctrl_q[2]; |
| assign dummy_instr_mask_o = cpuctrl_q[5-:3]; |
| generate |
| if (ICache) begin : gen_icache_enable |
| assign cpuctrl_d[0] = cpuctrl_wdata[0]; |
| end |
| else begin : gen_no_icache |
| wire unused_icen; |
| assign unused_icen = cpuctrl_wdata[0]; |
| assign cpuctrl_d[0] = 1'b0; |
| end |
| endgenerate |
| assign icache_enable_o = cpuctrl_q[0]; |
| brq_csr #( |
| .Width(6), |
| .ShadowCopy(ShadowCSR), |
| .ResetValue(1'sb0) |
| ) u_cpuctrl_csr( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .wr_data_i({cpuctrl_d}), |
| .wr_en_i(cpuctrl_we), |
| .rd_data_o(cpuctrl_q), |
| .rd_error_o(cpuctrl_err) |
| ); |
| assign csr_shadow_err_o = ((mstatus_err | mtvec_err) | pmp_csr_err) | cpuctrl_err; |
| endmodule |
| module brq_csr ( |
| clk_i, |
| rst_ni, |
| wr_data_i, |
| wr_en_i, |
| rd_data_o, |
| rd_error_o |
| ); |
| parameter [31:0] Width = 32; |
| parameter [0:0] ShadowCopy = 1'b0; |
| parameter [Width - 1:0] ResetValue = 1'sb0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [Width - 1:0] wr_data_i; |
| input wire wr_en_i; |
| output wire [Width - 1:0] rd_data_o; |
| output wire rd_error_o; |
| reg [Width - 1:0] rdata_q; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| rdata_q <= ResetValue; |
| else if (wr_en_i) |
| rdata_q <= wr_data_i; |
| assign rd_data_o = rdata_q; |
| generate |
| if (ShadowCopy) begin : gen_shadow |
| reg [Width - 1:0] shadow_q; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| shadow_q <= ~ResetValue; |
| else if (wr_en_i) |
| shadow_q <= ~wr_data_i; |
| assign rd_error_o = rdata_q != ~shadow_q; |
| end |
| else begin : gen_no_shadow |
| assign rd_error_o = 1'b0; |
| end |
| endgenerate |
| endmodule |
| module brq_exu_alu ( |
| operator_i, |
| operand_a_i, |
| operand_b_i, |
| instr_first_cycle_i, |
| multdiv_operand_a_i, |
| multdiv_operand_b_i, |
| multdiv_sel_i, |
| imd_val_q_i, |
| imd_val_d_o, |
| imd_val_we_o, |
| adder_result_o, |
| adder_result_ext_o, |
| result_o, |
| comparison_result_o, |
| is_equal_result_o |
| ); |
| localparam integer brq_pkg_RV32BNone = 0; |
| parameter integer RV32B = brq_pkg_RV32BNone; |
| input wire [5:0] operator_i; |
| input wire [31:0] operand_a_i; |
| input wire [31:0] operand_b_i; |
| input wire instr_first_cycle_i; |
| input wire [32:0] multdiv_operand_a_i; |
| input wire [32:0] multdiv_operand_b_i; |
| input wire multdiv_sel_i; |
| input wire [63:0] imd_val_q_i; |
| output reg [63:0] imd_val_d_o; |
| output reg [1:0] imd_val_we_o; |
| output wire [31:0] adder_result_o; |
| output wire [33:0] adder_result_ext_o; |
| output reg [31:0] result_o; |
| output wire comparison_result_o; |
| output wire is_equal_result_o; |
| wire [31:0] operand_a_rev; |
| wire [32:0] operand_b_neg; |
| generate |
| genvar k; |
| for (k = 0; k < 32; k = k + 1) begin : gen_rev_operand_a |
| assign operand_a_rev[k] = operand_a_i[31 - k]; |
| end |
| endgenerate |
| reg adder_op_b_negate; |
| wire [32:0] adder_in_a; |
| reg [32:0] adder_in_b; |
| wire [31:0] adder_result; |
| localparam [5:0] brq_pkg_ALU_EQ = 23; |
| localparam [5:0] brq_pkg_ALU_GE = 21; |
| localparam [5:0] brq_pkg_ALU_GEU = 22; |
| localparam [5:0] brq_pkg_ALU_LT = 19; |
| localparam [5:0] brq_pkg_ALU_LTU = 20; |
| localparam [5:0] brq_pkg_ALU_MAX = 27; |
| localparam [5:0] brq_pkg_ALU_MAXU = 28; |
| localparam [5:0] brq_pkg_ALU_MIN = 25; |
| localparam [5:0] brq_pkg_ALU_MINU = 26; |
| localparam [5:0] brq_pkg_ALU_NE = 24; |
| localparam [5:0] brq_pkg_ALU_SLT = 37; |
| localparam [5:0] brq_pkg_ALU_SLTU = 38; |
| localparam [5:0] brq_pkg_ALU_SUB = 1; |
| always @(*) begin |
| adder_op_b_negate = 1'b0; |
| case (operator_i) |
| brq_pkg_ALU_SUB, brq_pkg_ALU_EQ, brq_pkg_ALU_NE, brq_pkg_ALU_GE, brq_pkg_ALU_GEU, brq_pkg_ALU_LT, brq_pkg_ALU_LTU, brq_pkg_ALU_SLT, brq_pkg_ALU_SLTU, brq_pkg_ALU_MIN, brq_pkg_ALU_MINU, brq_pkg_ALU_MAX, brq_pkg_ALU_MAXU: adder_op_b_negate = 1'b1; |
| default: |
| ; |
| endcase |
| end |
| assign adder_in_a = (multdiv_sel_i ? multdiv_operand_a_i : {operand_a_i, 1'b1}); |
| assign operand_b_neg = {operand_b_i, 1'b0} ^ {33 {1'b1}}; |
| always @(*) |
| case (1'b1) |
| multdiv_sel_i: adder_in_b = multdiv_operand_b_i; |
| adder_op_b_negate: adder_in_b = operand_b_neg; |
| default: adder_in_b = {operand_b_i, 1'b0}; |
| endcase |
| assign adder_result_ext_o = $unsigned(adder_in_a) + $unsigned(adder_in_b); |
| assign adder_result = adder_result_ext_o[32:1]; |
| assign adder_result_o = adder_result; |
| wire is_equal; |
| reg is_greater_equal; |
| reg cmp_signed; |
| always @(*) |
| case (operator_i) |
| brq_pkg_ALU_GE, brq_pkg_ALU_LT, brq_pkg_ALU_SLT, brq_pkg_ALU_MIN, brq_pkg_ALU_MAX: cmp_signed = 1'b1; |
| default: cmp_signed = 1'b0; |
| endcase |
| assign is_equal = adder_result == 32'b00000000000000000000000000000000; |
| assign is_equal_result_o = is_equal; |
| always @(*) |
| if ((operand_a_i[31] ^ operand_b_i[31]) == 1'b0) |
| is_greater_equal = adder_result[31] == 1'b0; |
| else |
| is_greater_equal = operand_a_i[31] ^ cmp_signed; |
| reg cmp_result; |
| always @(*) |
| case (operator_i) |
| brq_pkg_ALU_EQ: cmp_result = is_equal; |
| brq_pkg_ALU_NE: cmp_result = ~is_equal; |
| brq_pkg_ALU_GE, brq_pkg_ALU_GEU, brq_pkg_ALU_MAX, brq_pkg_ALU_MAXU: cmp_result = is_greater_equal; |
| brq_pkg_ALU_LT, brq_pkg_ALU_LTU, brq_pkg_ALU_MIN, brq_pkg_ALU_MINU, brq_pkg_ALU_SLT, brq_pkg_ALU_SLTU: cmp_result = ~is_greater_equal; |
| default: cmp_result = is_equal; |
| endcase |
| assign comparison_result_o = cmp_result; |
| reg shift_left; |
| wire shift_ones; |
| wire shift_arith; |
| wire shift_funnel; |
| wire shift_sbmode; |
| reg [5:0] shift_amt; |
| wire [5:0] shift_amt_compl; |
| reg [31:0] shift_operand; |
| reg [32:0] shift_result_ext; |
| reg unused_shift_result_ext; |
| reg [31:0] shift_result; |
| reg [31:0] shift_result_rev; |
| wire bfp_op; |
| wire [4:0] bfp_len; |
| wire [4:0] bfp_off; |
| wire [31:0] bfp_mask; |
| wire [31:0] bfp_mask_rev; |
| wire [31:0] bfp_result; |
| localparam [5:0] brq_pkg_ALU_BFP = 49; |
| assign bfp_op = (RV32B != brq_pkg_RV32BNone ? operator_i == brq_pkg_ALU_BFP : 1'b0); |
| assign bfp_len = {~(|operand_b_i[27:24]), operand_b_i[27:24]}; |
| assign bfp_off = operand_b_i[20:16]; |
| assign bfp_mask = (RV32B != brq_pkg_RV32BNone ? ~(32'hffffffff << bfp_len) : {32 {1'sb0}}); |
| generate |
| genvar i; |
| for (i = 0; i < 32; i = i + 1) begin : gen_rev_bfp_mask |
| assign bfp_mask_rev[i] = bfp_mask[31 - i]; |
| end |
| endgenerate |
| assign bfp_result = (RV32B != brq_pkg_RV32BNone ? (~shift_result & operand_a_i) | ((operand_b_i & bfp_mask) << bfp_off) : {32 {1'sb0}}); |
| wire [1:1] sv2v_tmp_86907; |
| assign sv2v_tmp_86907 = operand_b_i[5] & shift_funnel; |
| always @(*) shift_amt[5] = sv2v_tmp_86907; |
| assign shift_amt_compl = 32 - operand_b_i[4:0]; |
| always @(*) |
| if (bfp_op) |
| shift_amt[4:0] = bfp_off; |
| else |
| shift_amt[4:0] = (instr_first_cycle_i ? (operand_b_i[5] && shift_funnel ? shift_amt_compl[4:0] : operand_b_i[4:0]) : (operand_b_i[5] && shift_funnel ? operand_b_i[4:0] : shift_amt_compl[4:0])); |
| localparam [5:0] brq_pkg_ALU_SBCLR = 44; |
| localparam [5:0] brq_pkg_ALU_SBINV = 45; |
| localparam [5:0] brq_pkg_ALU_SBSET = 43; |
| assign shift_sbmode = (RV32B != brq_pkg_RV32BNone ? ((operator_i == brq_pkg_ALU_SBSET) | (operator_i == brq_pkg_ALU_SBCLR)) | (operator_i == brq_pkg_ALU_SBINV) : 1'b0); |
| localparam [5:0] brq_pkg_ALU_FSL = 41; |
| localparam [5:0] brq_pkg_ALU_FSR = 42; |
| localparam [5:0] brq_pkg_ALU_ROL = 14; |
| localparam [5:0] brq_pkg_ALU_ROR = 13; |
| localparam [5:0] brq_pkg_ALU_SLL = 10; |
| localparam [5:0] brq_pkg_ALU_SLO = 12; |
| always @(*) begin |
| case (operator_i) |
| brq_pkg_ALU_SLL: shift_left = 1'b1; |
| brq_pkg_ALU_SLO, brq_pkg_ALU_BFP: shift_left = (RV32B != brq_pkg_RV32BNone ? 1'b1 : 1'b0); |
| brq_pkg_ALU_ROL: shift_left = (RV32B != brq_pkg_RV32BNone ? instr_first_cycle_i : 0); |
| brq_pkg_ALU_ROR: shift_left = (RV32B != brq_pkg_RV32BNone ? ~instr_first_cycle_i : 0); |
| brq_pkg_ALU_FSL: shift_left = (RV32B != brq_pkg_RV32BNone ? (shift_amt[5] ? ~instr_first_cycle_i : instr_first_cycle_i) : 1'b0); |
| brq_pkg_ALU_FSR: shift_left = (RV32B != brq_pkg_RV32BNone ? (shift_amt[5] ? instr_first_cycle_i : ~instr_first_cycle_i) : 1'b0); |
| default: shift_left = 1'b0; |
| endcase |
| if (shift_sbmode) |
| shift_left = 1'b1; |
| end |
| localparam [5:0] brq_pkg_ALU_SRA = 8; |
| assign shift_arith = operator_i == brq_pkg_ALU_SRA; |
| localparam [5:0] brq_pkg_ALU_SRO = 11; |
| assign shift_ones = (RV32B != brq_pkg_RV32BNone ? (operator_i == brq_pkg_ALU_SLO) | (operator_i == brq_pkg_ALU_SRO) : 1'b0); |
| assign shift_funnel = (RV32B != brq_pkg_RV32BNone ? (operator_i == brq_pkg_ALU_FSL) | (operator_i == brq_pkg_ALU_FSR) : 1'b0); |
| always @(*) begin |
| if (RV32B == brq_pkg_RV32BNone) |
| shift_operand = (shift_left ? operand_a_rev : operand_a_i); |
| else |
| case (1'b1) |
| bfp_op: shift_operand = bfp_mask_rev; |
| shift_sbmode: shift_operand = 32'h80000000; |
| default: shift_operand = (shift_left ? operand_a_rev : operand_a_i); |
| endcase |
| shift_result_ext = $unsigned($signed({shift_ones | (shift_arith & shift_operand[31]), shift_operand}) >>> shift_amt[4:0]); |
| shift_result = shift_result_ext[31:0]; |
| unused_shift_result_ext = shift_result_ext[32]; |
| begin : sv2v_autoblock_86 |
| reg [31:0] i; |
| for (i = 0; i < 32; i = i + 1) |
| shift_result_rev[i] = shift_result[31 - i]; |
| end |
| shift_result = (shift_left ? shift_result_rev : shift_result); |
| end |
| wire bwlogic_or; |
| wire bwlogic_and; |
| wire [31:0] bwlogic_operand_b; |
| wire [31:0] bwlogic_or_result; |
| wire [31:0] bwlogic_and_result; |
| wire [31:0] bwlogic_xor_result; |
| reg [31:0] bwlogic_result; |
| reg bwlogic_op_b_negate; |
| localparam [5:0] brq_pkg_ALU_ANDN = 7; |
| localparam [5:0] brq_pkg_ALU_CMIX = 40; |
| localparam [5:0] brq_pkg_ALU_ORN = 6; |
| localparam [5:0] brq_pkg_ALU_XNOR = 5; |
| always @(*) |
| case (operator_i) |
| brq_pkg_ALU_XNOR, brq_pkg_ALU_ORN, brq_pkg_ALU_ANDN: bwlogic_op_b_negate = (RV32B != brq_pkg_RV32BNone ? 1'b1 : 1'b0); |
| brq_pkg_ALU_CMIX: bwlogic_op_b_negate = (RV32B != brq_pkg_RV32BNone ? ~instr_first_cycle_i : 1'b0); |
| default: bwlogic_op_b_negate = 1'b0; |
| endcase |
| assign bwlogic_operand_b = (bwlogic_op_b_negate ? operand_b_neg[32:1] : operand_b_i); |
| assign bwlogic_or_result = operand_a_i | bwlogic_operand_b; |
| assign bwlogic_and_result = operand_a_i & bwlogic_operand_b; |
| assign bwlogic_xor_result = operand_a_i ^ bwlogic_operand_b; |
| localparam [5:0] brq_pkg_ALU_OR = 3; |
| assign bwlogic_or = (operator_i == brq_pkg_ALU_OR) | (operator_i == brq_pkg_ALU_ORN); |
| localparam [5:0] brq_pkg_ALU_AND = 4; |
| assign bwlogic_and = (operator_i == brq_pkg_ALU_AND) | (operator_i == brq_pkg_ALU_ANDN); |
| always @(*) |
| case (1'b1) |
| bwlogic_or: bwlogic_result = bwlogic_or_result; |
| bwlogic_and: bwlogic_result = bwlogic_and_result; |
| default: bwlogic_result = bwlogic_xor_result; |
| endcase |
| wire [5:0] bitcnt_result; |
| wire [31:0] minmax_result; |
| reg [31:0] pack_result; |
| wire [31:0] sext_result; |
| reg [31:0] singlebit_result; |
| reg [31:0] rev_result; |
| reg [31:0] shuffle_result; |
| reg [31:0] butterfly_result; |
| reg [31:0] invbutterfly_result; |
| reg [31:0] clmul_result; |
| reg [31:0] multicycle_result; |
| localparam [5:0] brq_pkg_ALU_BDEP = 48; |
| localparam [5:0] brq_pkg_ALU_BEXT = 47; |
| localparam [5:0] brq_pkg_ALU_CLMULH = 52; |
| localparam [5:0] brq_pkg_ALU_CLMULR = 51; |
| localparam [5:0] brq_pkg_ALU_CLZ = 34; |
| localparam [5:0] brq_pkg_ALU_CMOV = 39; |
| localparam [5:0] brq_pkg_ALU_CRC32C_B = 54; |
| localparam [5:0] brq_pkg_ALU_CRC32C_H = 56; |
| localparam [5:0] brq_pkg_ALU_CRC32C_W = 58; |
| localparam [5:0] brq_pkg_ALU_CRC32_B = 53; |
| localparam [5:0] brq_pkg_ALU_CRC32_H = 55; |
| localparam [5:0] brq_pkg_ALU_CRC32_W = 57; |
| localparam [5:0] brq_pkg_ALU_CTZ = 35; |
| localparam [5:0] brq_pkg_ALU_GORC = 16; |
| localparam [5:0] brq_pkg_ALU_PACKH = 31; |
| localparam [5:0] brq_pkg_ALU_PACKU = 30; |
| localparam [5:0] brq_pkg_ALU_SEXTB = 32; |
| localparam [5:0] brq_pkg_ALU_UNSHFL = 18; |
| localparam integer brq_pkg_RV32BFull = 2; |
| generate |
| if (RV32B != brq_pkg_RV32BNone) begin : g_alu_rvb |
| wire zbe_op; |
| wire bitcnt_ctz; |
| wire bitcnt_clz; |
| wire bitcnt_cz; |
| reg [31:0] bitcnt_bits; |
| wire [31:0] bitcnt_mask_op; |
| reg [31:0] bitcnt_bit_mask; |
| reg [191:0] bitcnt_partial; |
| wire [31:0] bitcnt_partial_lsb_d; |
| wire [31:0] bitcnt_partial_msb_d; |
| assign bitcnt_ctz = operator_i == brq_pkg_ALU_CTZ; |
| assign bitcnt_clz = operator_i == brq_pkg_ALU_CLZ; |
| assign bitcnt_cz = bitcnt_ctz | bitcnt_clz; |
| assign bitcnt_result = bitcnt_partial[0+:6]; |
| assign bitcnt_mask_op = (bitcnt_clz ? operand_a_rev : operand_a_i); |
| always @(*) begin |
| bitcnt_bit_mask = bitcnt_mask_op; |
| bitcnt_bit_mask = bitcnt_bit_mask | (bitcnt_bit_mask << 1); |
| bitcnt_bit_mask = bitcnt_bit_mask | (bitcnt_bit_mask << 2); |
| bitcnt_bit_mask = bitcnt_bit_mask | (bitcnt_bit_mask << 4); |
| bitcnt_bit_mask = bitcnt_bit_mask | (bitcnt_bit_mask << 8); |
| bitcnt_bit_mask = bitcnt_bit_mask | (bitcnt_bit_mask << 16); |
| bitcnt_bit_mask = ~bitcnt_bit_mask; |
| end |
| assign zbe_op = (operator_i == brq_pkg_ALU_BEXT) | (operator_i == brq_pkg_ALU_BDEP); |
| always @(*) |
| case (1'b1) |
| zbe_op: bitcnt_bits = operand_b_i; |
| bitcnt_cz: bitcnt_bits = bitcnt_bit_mask & ~bitcnt_mask_op; |
| default: bitcnt_bits = operand_a_i; |
| endcase |
| always @(*) begin |
| bitcnt_partial = {32 {6'b000000}}; |
| begin : sv2v_autoblock_87 |
| reg [31:0] i; |
| for (i = 1; i < 32; i = i + 2) |
| bitcnt_partial[(31 - i) * 6+:6] = {5'h00, bitcnt_bits[i]} + {5'h00, bitcnt_bits[i - 1]}; |
| end |
| begin : sv2v_autoblock_88 |
| reg [31:0] i; |
| for (i = 3; i < 32; i = i + 4) |
| bitcnt_partial[(31 - i) * 6+:6] = bitcnt_partial[(33 - i) * 6+:6] + bitcnt_partial[(31 - i) * 6+:6]; |
| end |
| begin : sv2v_autoblock_89 |
| reg [31:0] i; |
| for (i = 7; i < 32; i = i + 8) |
| bitcnt_partial[(31 - i) * 6+:6] = bitcnt_partial[(35 - i) * 6+:6] + bitcnt_partial[(31 - i) * 6+:6]; |
| end |
| begin : sv2v_autoblock_90 |
| reg [31:0] i; |
| for (i = 15; i < 32; i = i + 16) |
| bitcnt_partial[(31 - i) * 6+:6] = bitcnt_partial[(39 - i) * 6+:6] + bitcnt_partial[(31 - i) * 6+:6]; |
| end |
| bitcnt_partial[0+:6] = bitcnt_partial[96+:6] + bitcnt_partial[0+:6]; |
| bitcnt_partial[48+:6] = bitcnt_partial[96+:6] + bitcnt_partial[48+:6]; |
| begin : sv2v_autoblock_91 |
| reg [31:0] i; |
| for (i = 11; i < 32; i = i + 8) |
| bitcnt_partial[(31 - i) * 6+:6] = bitcnt_partial[(35 - i) * 6+:6] + bitcnt_partial[(31 - i) * 6+:6]; |
| end |
| begin : sv2v_autoblock_92 |
| reg [31:0] i; |
| for (i = 5; i < 32; i = i + 4) |
| bitcnt_partial[(31 - i) * 6+:6] = bitcnt_partial[(33 - i) * 6+:6] + bitcnt_partial[(31 - i) * 6+:6]; |
| end |
| bitcnt_partial[186+:6] = {5'h00, bitcnt_bits[0]}; |
| begin : sv2v_autoblock_93 |
| reg [31:0] i; |
| for (i = 2; i < 32; i = i + 2) |
| bitcnt_partial[(31 - i) * 6+:6] = bitcnt_partial[(32 - i) * 6+:6] + {5'h00, bitcnt_bits[i]}; |
| end |
| end |
| assign minmax_result = (cmp_result ? operand_a_i : operand_b_i); |
| wire packu; |
| wire packh; |
| assign packu = operator_i == brq_pkg_ALU_PACKU; |
| assign packh = operator_i == brq_pkg_ALU_PACKH; |
| always @(*) |
| case (1'b1) |
| packu: pack_result = {operand_b_i[31:16], operand_a_i[31:16]}; |
| packh: pack_result = {16'h0000, operand_b_i[7:0], operand_a_i[7:0]}; |
| default: pack_result = {operand_b_i[15:0], operand_a_i[15:0]}; |
| endcase |
| assign sext_result = (operator_i == brq_pkg_ALU_SEXTB ? {{24 {operand_a_i[7]}}, operand_a_i[7:0]} : {{16 {operand_a_i[15]}}, operand_a_i[15:0]}); |
| always @(*) |
| case (operator_i) |
| brq_pkg_ALU_SBSET: singlebit_result = operand_a_i | shift_result; |
| brq_pkg_ALU_SBCLR: singlebit_result = operand_a_i & ~shift_result; |
| brq_pkg_ALU_SBINV: singlebit_result = operand_a_i ^ shift_result; |
| default: singlebit_result = {31'h00000000, shift_result[0]}; |
| endcase |
| wire [4:0] zbp_shift_amt; |
| wire gorc_op; |
| assign gorc_op = operator_i == brq_pkg_ALU_GORC; |
| assign zbp_shift_amt[2:0] = (RV32B == brq_pkg_RV32BFull ? shift_amt[2:0] : {3 {&shift_amt[2:0]}}); |
| assign zbp_shift_amt[4:3] = (RV32B == brq_pkg_RV32BFull ? shift_amt[4:3] : {2 {&shift_amt[4:3]}}); |
| always @(*) begin |
| rev_result = operand_a_i; |
| if (zbp_shift_amt[0]) |
| rev_result = ((gorc_op ? rev_result : 32'h00000000) | ((rev_result & 32'h55555555) << 1)) | ((rev_result & 32'haaaaaaaa) >> 1); |
| if (zbp_shift_amt[1]) |
| rev_result = ((gorc_op ? rev_result : 32'h00000000) | ((rev_result & 32'h33333333) << 2)) | ((rev_result & 32'hcccccccc) >> 2); |
| if (zbp_shift_amt[2]) |
| rev_result = ((gorc_op ? rev_result : 32'h00000000) | ((rev_result & 32'h0f0f0f0f) << 4)) | ((rev_result & 32'hf0f0f0f0) >> 4); |
| if (zbp_shift_amt[3]) |
| rev_result = ((gorc_op & (RV32B == brq_pkg_RV32BFull) ? rev_result : 32'h00000000) | ((rev_result & 32'h00ff00ff) << 8)) | ((rev_result & 32'hff00ff00) >> 8); |
| if (zbp_shift_amt[4]) |
| rev_result = ((gorc_op & (RV32B == brq_pkg_RV32BFull) ? rev_result : 32'h00000000) | ((rev_result & 32'h0000ffff) << 16)) | ((rev_result & 32'hffff0000) >> 16); |
| end |
| wire crc_hmode; |
| wire crc_bmode; |
| wire [31:0] clmul_result_rev; |
| if (RV32B == brq_pkg_RV32BFull) begin : gen_alu_rvb_full |
| localparam [127:0] SHUFFLE_MASK_L = 128'h00ff00000f000f003030303044444444; |
| localparam [127:0] SHUFFLE_MASK_R = 128'h0000ff0000f000f00c0c0c0c22222222; |
| localparam [127:0] FLIP_MASK_L = 128'h22001100004400004411000011000000; |
| localparam [127:0] FLIP_MASK_R = 128'h00880044000022000000882200000088; |
| wire [31:0] SHUFFLE_MASK_NOT [0:3]; |
| for (i = 0; i < 4; i = i + 1) begin : gen_shuffle_mask_not |
| assign SHUFFLE_MASK_NOT[i] = ~(SHUFFLE_MASK_L[(3 - i) * 32+:32] | SHUFFLE_MASK_R[(3 - i) * 32+:32]); |
| end |
| wire shuffle_flip; |
| assign shuffle_flip = operator_i == brq_pkg_ALU_UNSHFL; |
| reg [3:0] shuffle_mode; |
| always @(*) begin |
| shuffle_result = operand_a_i; |
| if (shuffle_flip) begin |
| shuffle_mode[3] = shift_amt[0]; |
| shuffle_mode[2] = shift_amt[1]; |
| shuffle_mode[1] = shift_amt[2]; |
| shuffle_mode[0] = shift_amt[3]; |
| end |
| else |
| shuffle_mode = shift_amt[3:0]; |
| if (shuffle_flip) |
| shuffle_result = ((((((((shuffle_result & 32'h88224411) | ((shuffle_result << 6) & FLIP_MASK_L[96+:32])) | ((shuffle_result >> 6) & FLIP_MASK_R[96+:32])) | ((shuffle_result << 9) & FLIP_MASK_L[64+:32])) | ((shuffle_result >> 9) & FLIP_MASK_R[64+:32])) | ((shuffle_result << 15) & FLIP_MASK_L[32+:32])) | ((shuffle_result >> 15) & FLIP_MASK_R[32+:32])) | ((shuffle_result << 21) & FLIP_MASK_L[0+:32])) | ((shuffle_result >> 21) & FLIP_MASK_R[0+:32]); |
| if (shuffle_mode[3]) |
| shuffle_result = (shuffle_result & SHUFFLE_MASK_NOT[0]) | (((shuffle_result << 8) & SHUFFLE_MASK_L[96+:32]) | ((shuffle_result >> 8) & SHUFFLE_MASK_R[96+:32])); |
| if (shuffle_mode[2]) |
| shuffle_result = (shuffle_result & SHUFFLE_MASK_NOT[1]) | (((shuffle_result << 4) & SHUFFLE_MASK_L[64+:32]) | ((shuffle_result >> 4) & SHUFFLE_MASK_R[64+:32])); |
| if (shuffle_mode[1]) |
| shuffle_result = (shuffle_result & SHUFFLE_MASK_NOT[2]) | (((shuffle_result << 2) & SHUFFLE_MASK_L[32+:32]) | ((shuffle_result >> 2) & SHUFFLE_MASK_R[32+:32])); |
| if (shuffle_mode[0]) |
| shuffle_result = (shuffle_result & SHUFFLE_MASK_NOT[3]) | (((shuffle_result << 1) & SHUFFLE_MASK_L[0+:32]) | ((shuffle_result >> 1) & SHUFFLE_MASK_R[0+:32])); |
| if (shuffle_flip) |
| shuffle_result = ((((((((shuffle_result & 32'h88224411) | ((shuffle_result << 6) & FLIP_MASK_L[96+:32])) | ((shuffle_result >> 6) & FLIP_MASK_R[96+:32])) | ((shuffle_result << 9) & FLIP_MASK_L[64+:32])) | ((shuffle_result >> 9) & FLIP_MASK_R[64+:32])) | ((shuffle_result << 15) & FLIP_MASK_L[32+:32])) | ((shuffle_result >> 15) & FLIP_MASK_R[32+:32])) | ((shuffle_result << 21) & FLIP_MASK_L[0+:32])) | ((shuffle_result >> 21) & FLIP_MASK_R[0+:32]); |
| end |
| reg [191:0] bitcnt_partial_q; |
| for (i = 0; i < 32; i = i + 1) begin : gen_bitcnt_reg_in_lsb |
| assign bitcnt_partial_lsb_d[i] = bitcnt_partial[(31 - i) * 6]; |
| end |
| for (i = 0; i < 16; i = i + 1) begin : gen_bitcnt_reg_in_b1 |
| assign bitcnt_partial_msb_d[i] = bitcnt_partial[((31 - ((2 * i) + 1)) * 6) + 1]; |
| end |
| for (i = 0; i < 8; i = i + 1) begin : gen_bitcnt_reg_in_b2 |
| assign bitcnt_partial_msb_d[16 + i] = bitcnt_partial[((31 - ((4 * i) + 3)) * 6) + 2]; |
| end |
| for (i = 0; i < 4; i = i + 1) begin : gen_bitcnt_reg_in_b3 |
| assign bitcnt_partial_msb_d[24 + i] = bitcnt_partial[((31 - ((8 * i) + 7)) * 6) + 3]; |
| end |
| for (i = 0; i < 2; i = i + 1) begin : gen_bitcnt_reg_in_b4 |
| assign bitcnt_partial_msb_d[28 + i] = bitcnt_partial[((31 - ((16 * i) + 15)) * 6) + 4]; |
| end |
| assign bitcnt_partial_msb_d[30] = bitcnt_partial[5]; |
| assign bitcnt_partial_msb_d[31] = 1'b0; |
| always @(*) begin |
| bitcnt_partial_q = {32 {6'b000000}}; |
| begin : sv2v_autoblock_94 |
| reg [31:0] i; |
| for (i = 0; i < 32; i = i + 1) |
| begin : gen_bitcnt_reg_out_lsb |
| bitcnt_partial_q[(31 - i) * 6] = imd_val_q_i[32 + i]; |
| end |
| end |
| begin : sv2v_autoblock_95 |
| reg [31:0] i; |
| for (i = 0; i < 16; i = i + 1) |
| begin : gen_bitcnt_reg_out_b1 |
| bitcnt_partial_q[((31 - ((2 * i) + 1)) * 6) + 1] = imd_val_q_i[i]; |
| end |
| end |
| begin : sv2v_autoblock_96 |
| reg [31:0] i; |
| for (i = 0; i < 8; i = i + 1) |
| begin : gen_bitcnt_reg_out_b2 |
| bitcnt_partial_q[((31 - ((4 * i) + 3)) * 6) + 2] = imd_val_q_i[16 + i]; |
| end |
| end |
| begin : sv2v_autoblock_97 |
| reg [31:0] i; |
| for (i = 0; i < 4; i = i + 1) |
| begin : gen_bitcnt_reg_out_b3 |
| bitcnt_partial_q[((31 - ((8 * i) + 7)) * 6) + 3] = imd_val_q_i[24 + i]; |
| end |
| end |
| begin : sv2v_autoblock_98 |
| reg [31:0] i; |
| for (i = 0; i < 2; i = i + 1) |
| begin : gen_bitcnt_reg_out_b4 |
| bitcnt_partial_q[((31 - ((16 * i) + 15)) * 6) + 4] = imd_val_q_i[28 + i]; |
| end |
| end |
| bitcnt_partial_q[5] = imd_val_q_i[30]; |
| end |
| wire [31:0] butterfly_mask_l [0:4]; |
| wire [31:0] butterfly_mask_r [0:4]; |
| wire [31:0] butterfly_mask_not [0:4]; |
| wire [31:0] lrotc_stage [0:4]; |
| genvar stg; |
| for (stg = 0; stg < 5; stg = stg + 1) begin : gen_butterfly_ctrl_stage |
| genvar seg; |
| for (seg = 0; seg < (2 ** stg); seg = seg + 1) begin : gen_butterfly_ctrl |
| assign lrotc_stage[stg][((2 * (16 >> stg)) * (seg + 1)) - 1:(2 * (16 >> stg)) * seg] = {{16 >> stg {1'b0}}, {16 >> stg {1'b1}}} << bitcnt_partial_q[((32 - ((16 >> stg) * ((2 * seg) + 1))) * 6) + ($clog2(16 >> stg) >= 0 ? $clog2(16 >> stg) : ($clog2(16 >> stg) + ($clog2(16 >> stg) >= 0 ? $clog2(16 >> stg) + 1 : 1 - $clog2(16 >> stg))) - 1)-:($clog2(16 >> stg) >= 0 ? $clog2(16 >> stg) + 1 : 1 - $clog2(16 >> stg))]; |
| assign butterfly_mask_l[stg][((16 >> stg) * ((2 * seg) + 2)) - 1:(16 >> stg) * ((2 * seg) + 1)] = ~lrotc_stage[stg][((16 >> stg) * ((2 * seg) + 2)) - 1:(16 >> stg) * ((2 * seg) + 1)]; |
| assign butterfly_mask_r[stg][((16 >> stg) * ((2 * seg) + 1)) - 1:(16 >> stg) * (2 * seg)] = ~lrotc_stage[stg][((16 >> stg) * ((2 * seg) + 2)) - 1:(16 >> stg) * ((2 * seg) + 1)]; |
| assign butterfly_mask_l[stg][((16 >> stg) * ((2 * seg) + 1)) - 1:(16 >> stg) * (2 * seg)] = {((((16 >> stg) * ((2 * seg) + 1)) - 1) >= ((16 >> stg) * (2 * seg)) ? ((((16 >> stg) * ((2 * seg) + 1)) - 1) - ((16 >> stg) * (2 * seg))) + 1 : (((16 >> stg) * (2 * seg)) - (((16 >> stg) * ((2 * seg) + 1)) - 1)) + 1) {1'sb0}}; |
| assign butterfly_mask_r[stg][((16 >> stg) * ((2 * seg) + 2)) - 1:(16 >> stg) * ((2 * seg) + 1)] = {((((16 >> stg) * ((2 * seg) + 2)) - 1) >= ((16 >> stg) * ((2 * seg) + 1)) ? ((((16 >> stg) * ((2 * seg) + 2)) - 1) - ((16 >> stg) * ((2 * seg) + 1))) + 1 : (((16 >> stg) * ((2 * seg) + 1)) - (((16 >> stg) * ((2 * seg) + 2)) - 1)) + 1) {1'sb0}}; |
| end |
| end |
| for (stg = 0; stg < 5; stg = stg + 1) begin : gen_butterfly_not |
| assign butterfly_mask_not[stg] = ~(butterfly_mask_l[stg] | butterfly_mask_r[stg]); |
| end |
| always @(*) begin |
| butterfly_result = operand_a_i; |
| butterfly_result = ((butterfly_result & butterfly_mask_not[0]) | ((butterfly_result & butterfly_mask_l[0]) >> 16)) | ((butterfly_result & butterfly_mask_r[0]) << 16); |
| butterfly_result = ((butterfly_result & butterfly_mask_not[1]) | ((butterfly_result & butterfly_mask_l[1]) >> 8)) | ((butterfly_result & butterfly_mask_r[1]) << 8); |
| butterfly_result = ((butterfly_result & butterfly_mask_not[2]) | ((butterfly_result & butterfly_mask_l[2]) >> 4)) | ((butterfly_result & butterfly_mask_r[2]) << 4); |
| butterfly_result = ((butterfly_result & butterfly_mask_not[3]) | ((butterfly_result & butterfly_mask_l[3]) >> 2)) | ((butterfly_result & butterfly_mask_r[3]) << 2); |
| butterfly_result = ((butterfly_result & butterfly_mask_not[4]) | ((butterfly_result & butterfly_mask_l[4]) >> 1)) | ((butterfly_result & butterfly_mask_r[4]) << 1); |
| butterfly_result = butterfly_result & operand_b_i; |
| end |
| always @(*) begin |
| invbutterfly_result = operand_a_i & operand_b_i; |
| invbutterfly_result = ((invbutterfly_result & butterfly_mask_not[4]) | ((invbutterfly_result & butterfly_mask_l[4]) >> 1)) | ((invbutterfly_result & butterfly_mask_r[4]) << 1); |
| invbutterfly_result = ((invbutterfly_result & butterfly_mask_not[3]) | ((invbutterfly_result & butterfly_mask_l[3]) >> 2)) | ((invbutterfly_result & butterfly_mask_r[3]) << 2); |
| invbutterfly_result = ((invbutterfly_result & butterfly_mask_not[2]) | ((invbutterfly_result & butterfly_mask_l[2]) >> 4)) | ((invbutterfly_result & butterfly_mask_r[2]) << 4); |
| invbutterfly_result = ((invbutterfly_result & butterfly_mask_not[1]) | ((invbutterfly_result & butterfly_mask_l[1]) >> 8)) | ((invbutterfly_result & butterfly_mask_r[1]) << 8); |
| invbutterfly_result = ((invbutterfly_result & butterfly_mask_not[0]) | ((invbutterfly_result & butterfly_mask_l[0]) >> 16)) | ((invbutterfly_result & butterfly_mask_r[0]) << 16); |
| end |
| wire clmul_rmode; |
| wire clmul_hmode; |
| reg [31:0] clmul_op_a; |
| reg [31:0] clmul_op_b; |
| wire [31:0] operand_b_rev; |
| wire [31:0] clmul_and_stage [0:31]; |
| wire [31:0] clmul_xor_stage1 [0:15]; |
| wire [31:0] clmul_xor_stage2 [0:7]; |
| wire [31:0] clmul_xor_stage3 [0:3]; |
| wire [31:0] clmul_xor_stage4 [0:1]; |
| wire [31:0] clmul_result_raw; |
| for (i = 0; i < 32; i = i + 1) begin : gen_rev_operand_b |
| assign operand_b_rev[i] = operand_b_i[31 - i]; |
| end |
| assign clmul_rmode = operator_i == brq_pkg_ALU_CLMULR; |
| assign clmul_hmode = operator_i == brq_pkg_ALU_CLMULH; |
| localparam [31:0] CRC32_POLYNOMIAL = 32'h04c11db7; |
| localparam [31:0] CRC32_MU_REV = 32'hf7011641; |
| localparam [31:0] CRC32C_POLYNOMIAL = 32'h1edc6f41; |
| localparam [31:0] CRC32C_MU_REV = 32'hdea713f1; |
| wire crc_op; |
| wire crc_cpoly; |
| reg [31:0] crc_operand; |
| wire [31:0] crc_poly; |
| wire [31:0] crc_mu_rev; |
| assign crc_op = (((((operator_i == brq_pkg_ALU_CRC32C_W) | (operator_i == brq_pkg_ALU_CRC32_W)) | (operator_i == brq_pkg_ALU_CRC32C_H)) | (operator_i == brq_pkg_ALU_CRC32_H)) | (operator_i == brq_pkg_ALU_CRC32C_B)) | (operator_i == brq_pkg_ALU_CRC32_B); |
| assign crc_cpoly = ((operator_i == brq_pkg_ALU_CRC32C_W) | (operator_i == brq_pkg_ALU_CRC32C_H)) | (operator_i == brq_pkg_ALU_CRC32C_B); |
| assign crc_hmode = (operator_i == brq_pkg_ALU_CRC32_H) | (operator_i == brq_pkg_ALU_CRC32C_H); |
| assign crc_bmode = (operator_i == brq_pkg_ALU_CRC32_B) | (operator_i == brq_pkg_ALU_CRC32C_B); |
| assign crc_poly = (crc_cpoly ? CRC32C_POLYNOMIAL : CRC32_POLYNOMIAL); |
| assign crc_mu_rev = (crc_cpoly ? CRC32C_MU_REV : CRC32_MU_REV); |
| always @(*) |
| case (1'b1) |
| crc_bmode: crc_operand = {operand_a_i[7:0], 24'h000000}; |
| crc_hmode: crc_operand = {operand_a_i[15:0], 16'h0000}; |
| default: crc_operand = operand_a_i; |
| endcase |
| always @(*) |
| if (crc_op) begin |
| clmul_op_a = (instr_first_cycle_i ? crc_operand : imd_val_q_i[32+:32]); |
| clmul_op_b = (instr_first_cycle_i ? crc_mu_rev : crc_poly); |
| end |
| else begin |
| clmul_op_a = (clmul_rmode | clmul_hmode ? operand_a_rev : operand_a_i); |
| clmul_op_b = (clmul_rmode | clmul_hmode ? operand_b_rev : operand_b_i); |
| end |
| for (i = 0; i < 32; i = i + 1) begin : gen_clmul_and_op |
| assign clmul_and_stage[i] = (clmul_op_b[i] ? clmul_op_a << i : {32 {1'sb0}}); |
| end |
| for (i = 0; i < 16; i = i + 1) begin : gen_clmul_xor_op_l1 |
| assign clmul_xor_stage1[i] = clmul_and_stage[2 * i] ^ clmul_and_stage[(2 * i) + 1]; |
| end |
| for (i = 0; i < 8; i = i + 1) begin : gen_clmul_xor_op_l2 |
| assign clmul_xor_stage2[i] = clmul_xor_stage1[2 * i] ^ clmul_xor_stage1[(2 * i) + 1]; |
| end |
| for (i = 0; i < 4; i = i + 1) begin : gen_clmul_xor_op_l3 |
| assign clmul_xor_stage3[i] = clmul_xor_stage2[2 * i] ^ clmul_xor_stage2[(2 * i) + 1]; |
| end |
| for (i = 0; i < 2; i = i + 1) begin : gen_clmul_xor_op_l4 |
| assign clmul_xor_stage4[i] = clmul_xor_stage3[2 * i] ^ clmul_xor_stage3[(2 * i) + 1]; |
| end |
| assign clmul_result_raw = clmul_xor_stage4[0] ^ clmul_xor_stage4[1]; |
| for (i = 0; i < 32; i = i + 1) begin : gen_rev_clmul_result |
| assign clmul_result_rev[i] = clmul_result_raw[31 - i]; |
| end |
| always @(*) |
| case (1'b1) |
| clmul_rmode: clmul_result = clmul_result_rev; |
| clmul_hmode: clmul_result = {1'b0, clmul_result_rev[31:1]}; |
| default: clmul_result = clmul_result_raw; |
| endcase |
| end |
| else begin : gen_alu_rvb_notfull |
| wire [31:0] unused_imd_val_q_1; |
| assign unused_imd_val_q_1 = imd_val_q_i[0+:32]; |
| wire [32:1] sv2v_tmp_8C42B; |
| assign sv2v_tmp_8C42B = {32 {1'sb0}}; |
| always @(*) shuffle_result = sv2v_tmp_8C42B; |
| wire [32:1] sv2v_tmp_B0AD4; |
| assign sv2v_tmp_B0AD4 = {32 {1'sb0}}; |
| always @(*) butterfly_result = sv2v_tmp_B0AD4; |
| wire [32:1] sv2v_tmp_AFC2C; |
| assign sv2v_tmp_AFC2C = {32 {1'sb0}}; |
| always @(*) invbutterfly_result = sv2v_tmp_AFC2C; |
| wire [32:1] sv2v_tmp_3A741; |
| assign sv2v_tmp_3A741 = {32 {1'sb0}}; |
| always @(*) clmul_result = sv2v_tmp_3A741; |
| assign bitcnt_partial_lsb_d = {32 {1'sb0}}; |
| assign bitcnt_partial_msb_d = {32 {1'sb0}}; |
| assign clmul_result_rev = {32 {1'sb0}}; |
| assign crc_bmode = 1'b0; |
| assign crc_hmode = 1'b0; |
| end |
| always @(*) |
| case (operator_i) |
| brq_pkg_ALU_CMOV: begin |
| multicycle_result = (operand_b_i == 32'h00000000 ? operand_a_i : imd_val_q_i[32+:32]); |
| imd_val_d_o = {operand_a_i, 32'h00000000}; |
| if (instr_first_cycle_i) |
| imd_val_we_o = 2'b01; |
| else |
| imd_val_we_o = 2'b00; |
| end |
| brq_pkg_ALU_CMIX: begin |
| multicycle_result = imd_val_q_i[32+:32] | bwlogic_and_result; |
| imd_val_d_o = {bwlogic_and_result, 32'h00000000}; |
| if (instr_first_cycle_i) |
| imd_val_we_o = 2'b01; |
| else |
| imd_val_we_o = 2'b00; |
| end |
| brq_pkg_ALU_FSR, brq_pkg_ALU_FSL, brq_pkg_ALU_ROL, brq_pkg_ALU_ROR: begin |
| if (shift_amt[4:0] == 5'h00) |
| multicycle_result = (shift_amt[5] ? operand_a_i : imd_val_q_i[32+:32]); |
| else |
| multicycle_result = imd_val_q_i[32+:32] | shift_result; |
| imd_val_d_o = {shift_result, 32'h00000000}; |
| if (instr_first_cycle_i) |
| imd_val_we_o = 2'b01; |
| else |
| imd_val_we_o = 2'b00; |
| end |
| brq_pkg_ALU_CRC32_W, brq_pkg_ALU_CRC32C_W, brq_pkg_ALU_CRC32_H, brq_pkg_ALU_CRC32C_H, brq_pkg_ALU_CRC32_B, brq_pkg_ALU_CRC32C_B: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| case (1'b1) |
| crc_bmode: multicycle_result = clmul_result_rev ^ (operand_a_i >> 8); |
| crc_hmode: multicycle_result = clmul_result_rev ^ (operand_a_i >> 16); |
| default: multicycle_result = clmul_result_rev; |
| endcase |
| imd_val_d_o = {clmul_result_rev, 32'h00000000}; |
| if (instr_first_cycle_i) |
| imd_val_we_o = 2'b01; |
| else |
| imd_val_we_o = 2'b00; |
| end |
| else begin |
| imd_val_d_o = {operand_a_i, 32'h00000000}; |
| imd_val_we_o = 2'b00; |
| multicycle_result = {32 {1'sb0}}; |
| end |
| brq_pkg_ALU_BEXT, brq_pkg_ALU_BDEP: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| multicycle_result = (operator_i == brq_pkg_ALU_BDEP ? butterfly_result : invbutterfly_result); |
| imd_val_d_o = {bitcnt_partial_lsb_d, bitcnt_partial_msb_d}; |
| if (instr_first_cycle_i) |
| imd_val_we_o = 2'b11; |
| else |
| imd_val_we_o = 2'b00; |
| end |
| else begin |
| imd_val_d_o = {operand_a_i, 32'h00000000}; |
| imd_val_we_o = 2'b00; |
| multicycle_result = {32 {1'sb0}}; |
| end |
| default: begin |
| imd_val_d_o = {operand_a_i, 32'h00000000}; |
| imd_val_we_o = 2'b00; |
| multicycle_result = {32 {1'sb0}}; |
| end |
| endcase |
| end |
| else begin : g_no_alu_rvb |
| wire [63:0] unused_imd_val_q; |
| assign unused_imd_val_q = imd_val_q_i; |
| wire [31:0] unused_butterfly_result; |
| assign unused_butterfly_result = butterfly_result; |
| wire [31:0] unused_invbutterfly_result; |
| assign unused_invbutterfly_result = invbutterfly_result; |
| assign bitcnt_result = {6 {1'sb0}}; |
| assign minmax_result = {32 {1'sb0}}; |
| wire [32:1] sv2v_tmp_68181; |
| assign sv2v_tmp_68181 = {32 {1'sb0}}; |
| always @(*) pack_result = sv2v_tmp_68181; |
| assign sext_result = {32 {1'sb0}}; |
| wire [32:1] sv2v_tmp_D756E; |
| assign sv2v_tmp_D756E = {32 {1'sb0}}; |
| always @(*) singlebit_result = sv2v_tmp_D756E; |
| wire [32:1] sv2v_tmp_BAAB3; |
| assign sv2v_tmp_BAAB3 = {32 {1'sb0}}; |
| always @(*) rev_result = sv2v_tmp_BAAB3; |
| wire [32:1] sv2v_tmp_8C42B; |
| assign sv2v_tmp_8C42B = {32 {1'sb0}}; |
| always @(*) shuffle_result = sv2v_tmp_8C42B; |
| wire [32:1] sv2v_tmp_B0AD4; |
| assign sv2v_tmp_B0AD4 = {32 {1'sb0}}; |
| always @(*) butterfly_result = sv2v_tmp_B0AD4; |
| wire [32:1] sv2v_tmp_AFC2C; |
| assign sv2v_tmp_AFC2C = {32 {1'sb0}}; |
| always @(*) invbutterfly_result = sv2v_tmp_AFC2C; |
| wire [32:1] sv2v_tmp_3A741; |
| assign sv2v_tmp_3A741 = {32 {1'sb0}}; |
| always @(*) clmul_result = sv2v_tmp_3A741; |
| wire [32:1] sv2v_tmp_172E8; |
| assign sv2v_tmp_172E8 = {32 {1'sb0}}; |
| always @(*) multicycle_result = sv2v_tmp_172E8; |
| wire [64:1] sv2v_tmp_CAB3F; |
| assign sv2v_tmp_CAB3F = {2 {32'b00000000000000000000000000000000}}; |
| always @(*) imd_val_d_o = sv2v_tmp_CAB3F; |
| wire [2:1] sv2v_tmp_B65CC; |
| assign sv2v_tmp_B65CC = {2 {1'b0}}; |
| always @(*) imd_val_we_o = sv2v_tmp_B65CC; |
| end |
| endgenerate |
| localparam [5:0] brq_pkg_ALU_ADD = 0; |
| localparam [5:0] brq_pkg_ALU_CLMUL = 50; |
| localparam [5:0] brq_pkg_ALU_GREV = 15; |
| localparam [5:0] brq_pkg_ALU_PACK = 29; |
| localparam [5:0] brq_pkg_ALU_PCNT = 36; |
| localparam [5:0] brq_pkg_ALU_SBEXT = 46; |
| localparam [5:0] brq_pkg_ALU_SEXTH = 33; |
| localparam [5:0] brq_pkg_ALU_SHFL = 17; |
| localparam [5:0] brq_pkg_ALU_SRL = 9; |
| localparam [5:0] brq_pkg_ALU_XOR = 2; |
| always @(*) begin |
| result_o = {32 {1'sb0}}; |
| case (operator_i) |
| brq_pkg_ALU_XOR, brq_pkg_ALU_XNOR, brq_pkg_ALU_OR, brq_pkg_ALU_ORN, brq_pkg_ALU_AND, brq_pkg_ALU_ANDN: result_o = bwlogic_result; |
| brq_pkg_ALU_ADD, brq_pkg_ALU_SUB: result_o = adder_result; |
| brq_pkg_ALU_SLL, brq_pkg_ALU_SRL, brq_pkg_ALU_SRA, brq_pkg_ALU_SLO, brq_pkg_ALU_SRO: result_o = shift_result; |
| brq_pkg_ALU_SHFL, brq_pkg_ALU_UNSHFL: result_o = shuffle_result; |
| brq_pkg_ALU_EQ, brq_pkg_ALU_NE, brq_pkg_ALU_GE, brq_pkg_ALU_GEU, brq_pkg_ALU_LT, brq_pkg_ALU_LTU, brq_pkg_ALU_SLT, brq_pkg_ALU_SLTU: result_o = {31'h00000000, cmp_result}; |
| brq_pkg_ALU_MIN, brq_pkg_ALU_MAX, brq_pkg_ALU_MINU, brq_pkg_ALU_MAXU: result_o = minmax_result; |
| brq_pkg_ALU_CLZ, brq_pkg_ALU_CTZ, brq_pkg_ALU_PCNT: result_o = {26'h0000000, bitcnt_result}; |
| brq_pkg_ALU_PACK, brq_pkg_ALU_PACKH, brq_pkg_ALU_PACKU: result_o = pack_result; |
| brq_pkg_ALU_SEXTB, brq_pkg_ALU_SEXTH: result_o = sext_result; |
| brq_pkg_ALU_CMIX, brq_pkg_ALU_CMOV, brq_pkg_ALU_FSL, brq_pkg_ALU_FSR, brq_pkg_ALU_ROL, brq_pkg_ALU_ROR, brq_pkg_ALU_CRC32_W, brq_pkg_ALU_CRC32C_W, brq_pkg_ALU_CRC32_H, brq_pkg_ALU_CRC32C_H, brq_pkg_ALU_CRC32_B, brq_pkg_ALU_CRC32C_B, brq_pkg_ALU_BEXT, brq_pkg_ALU_BDEP: result_o = multicycle_result; |
| brq_pkg_ALU_SBSET, brq_pkg_ALU_SBCLR, brq_pkg_ALU_SBINV, brq_pkg_ALU_SBEXT: result_o = singlebit_result; |
| brq_pkg_ALU_GREV, brq_pkg_ALU_GORC: result_o = rev_result; |
| brq_pkg_ALU_BFP: result_o = bfp_result; |
| brq_pkg_ALU_CLMUL, brq_pkg_ALU_CLMULR, brq_pkg_ALU_CLMULH: result_o = clmul_result; |
| default: |
| ; |
| endcase |
| end |
| wire unused_shift_amt_compl; |
| assign unused_shift_amt_compl = shift_amt_compl[5]; |
| endmodule |
| module brq_exu_multdiv_fast ( |
| clk_i, |
| rst_ni, |
| mult_en_i, |
| div_en_i, |
| mult_sel_i, |
| div_sel_i, |
| operator_i, |
| signed_mode_i, |
| op_a_i, |
| op_b_i, |
| alu_adder_ext_i, |
| alu_adder_i, |
| equal_to_zero_i, |
| data_ind_timing_i, |
| alu_operand_a_o, |
| alu_operand_b_o, |
| imd_val_q_i, |
| imd_val_d_o, |
| imd_val_we_o, |
| multdiv_ready_id_i, |
| multdiv_result_o, |
| valid_o |
| ); |
| localparam integer brq_pkg_RV32MFast = 2; |
| parameter integer RV32M = brq_pkg_RV32MFast; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire mult_en_i; |
| input wire div_en_i; |
| input wire mult_sel_i; |
| input wire div_sel_i; |
| input wire [1:0] operator_i; |
| input wire [1:0] signed_mode_i; |
| input wire [31:0] op_a_i; |
| input wire [31:0] op_b_i; |
| input wire [33:0] alu_adder_ext_i; |
| input wire [31:0] alu_adder_i; |
| input wire equal_to_zero_i; |
| input wire data_ind_timing_i; |
| output reg [32:0] alu_operand_a_o; |
| output reg [32:0] alu_operand_b_o; |
| input wire [67:0] imd_val_q_i; |
| output wire [67:0] imd_val_d_o; |
| output wire [1:0] imd_val_we_o; |
| input wire multdiv_ready_id_i; |
| output wire [31:0] multdiv_result_o; |
| output wire valid_o; |
| wire signed [34:0] mac_res_signed; |
| wire [34:0] mac_res_ext; |
| reg [33:0] accum; |
| reg sign_a; |
| reg sign_b; |
| reg mult_valid; |
| wire signed_mult; |
| reg [33:0] mac_res_d; |
| reg [33:0] op_remainder_d; |
| wire [33:0] mac_res; |
| wire div_sign_a; |
| wire div_sign_b; |
| reg is_greater_equal; |
| wire div_change_sign; |
| wire rem_change_sign; |
| wire [31:0] one_shift; |
| wire [31:0] op_denominator_q; |
| reg [31:0] op_numerator_q; |
| reg [31:0] op_quotient_q; |
| reg [31:0] op_denominator_d; |
| reg [31:0] op_numerator_d; |
| reg [31:0] op_quotient_d; |
| wire [31:0] next_remainder; |
| wire [32:0] next_quotient; |
| wire [31:0] res_adder_h; |
| reg div_valid; |
| reg [4:0] div_counter_q; |
| reg [4:0] div_counter_d; |
| wire multdiv_en; |
| reg mult_hold; |
| reg div_hold; |
| reg div_by_zero_d; |
| reg div_by_zero_q; |
| wire mult_en_internal; |
| wire div_en_internal; |
| reg [2:0] md_state_q; |
| reg [2:0] md_state_d; |
| wire unused_mult_sel_i; |
| assign unused_mult_sel_i = mult_sel_i; |
| assign mult_en_internal = mult_en_i & ~mult_hold; |
| assign div_en_internal = div_en_i & ~div_hold; |
| localparam [2:0] MD_IDLE = 0; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| div_counter_q <= {5 {1'sb0}}; |
| md_state_q <= MD_IDLE; |
| op_numerator_q <= {32 {1'sb0}}; |
| op_quotient_q <= {32 {1'sb0}}; |
| div_by_zero_q <= 1'b0; |
| end |
| else if (div_en_internal) begin |
| div_counter_q <= div_counter_d; |
| op_numerator_q <= op_numerator_d; |
| op_quotient_q <= op_quotient_d; |
| md_state_q <= md_state_d; |
| div_by_zero_q <= div_by_zero_d; |
| end |
| assign multdiv_en = mult_en_internal | div_en_internal; |
| assign imd_val_d_o[34+:34] = (div_sel_i ? op_remainder_d : mac_res_d); |
| assign imd_val_we_o[0] = multdiv_en; |
| assign imd_val_d_o[0+:34] = {2'b00, op_denominator_d}; |
| assign imd_val_we_o[1] = div_en_internal; |
| assign op_denominator_q = imd_val_q_i[31-:32]; |
| wire [1:0] unused_imd_val; |
| assign unused_imd_val = imd_val_q_i[33-:2]; |
| wire unused_mac_res_ext; |
| assign unused_mac_res_ext = mac_res_ext[34]; |
| assign signed_mult = signed_mode_i != 2'b00; |
| assign multdiv_result_o = (div_sel_i ? imd_val_q_i[65-:32] : mac_res_d[31:0]); |
| localparam [1:0] AHBH = 3; |
| localparam [1:0] AHBL = 2; |
| localparam [1:0] ALBH = 1; |
| localparam [1:0] ALBL = 0; |
| localparam [0:0] MULH = 1; |
| localparam [0:0] MULL = 0; |
| localparam [1:0] brq_pkg_MD_OP_MULL = 0; |
| localparam integer brq_pkg_RV32MSingleCycle = 3; |
| generate |
| if (RV32M == brq_pkg_RV32MSingleCycle) begin : gen_mult_single_cycle |
| reg mult_state_q; |
| reg mult_state_d; |
| wire signed [33:0] mult1_res; |
| wire signed [33:0] mult2_res; |
| wire signed [33:0] mult3_res; |
| wire [33:0] mult1_res_uns; |
| wire [33:32] unused_mult1_res_uns; |
| wire [15:0] mult1_op_a; |
| wire [15:0] mult1_op_b; |
| wire [15:0] mult2_op_a; |
| wire [15:0] mult2_op_b; |
| reg [15:0] mult3_op_a; |
| reg [15:0] mult3_op_b; |
| wire mult1_sign_a; |
| wire mult1_sign_b; |
| wire mult2_sign_a; |
| wire mult2_sign_b; |
| reg mult3_sign_a; |
| reg mult3_sign_b; |
| reg [33:0] summand1; |
| reg [33:0] summand2; |
| reg [33:0] summand3; |
| assign mult1_res = $signed({mult1_sign_a, mult1_op_a}) * $signed({mult1_sign_b, mult1_op_b}); |
| assign mult2_res = $signed({mult2_sign_a, mult2_op_a}) * $signed({mult2_sign_b, mult2_op_b}); |
| assign mult3_res = $signed({mult3_sign_a, mult3_op_a}) * $signed({mult3_sign_b, mult3_op_b}); |
| assign mac_res_signed = ($signed(summand1) + $signed(summand2)) + $signed(summand3); |
| assign mult1_res_uns = $unsigned(mult1_res); |
| assign mac_res_ext = $unsigned(mac_res_signed); |
| assign mac_res = mac_res_ext[33:0]; |
| wire [1:1] sv2v_tmp_1E8D3; |
| assign sv2v_tmp_1E8D3 = signed_mode_i[0] & op_a_i[31]; |
| always @(*) sign_a = sv2v_tmp_1E8D3; |
| wire [1:1] sv2v_tmp_3B65C; |
| assign sv2v_tmp_3B65C = signed_mode_i[1] & op_b_i[31]; |
| always @(*) sign_b = sv2v_tmp_3B65C; |
| assign mult1_sign_a = 1'b0; |
| assign mult1_sign_b = 1'b0; |
| assign mult1_op_a = op_a_i[15:0]; |
| assign mult1_op_b = op_b_i[15:0]; |
| assign mult2_sign_a = 1'b0; |
| assign mult2_sign_b = sign_b; |
| assign mult2_op_a = op_a_i[15:0]; |
| assign mult2_op_b = op_b_i[31:16]; |
| wire [18:1] sv2v_tmp_4D45D; |
| assign sv2v_tmp_4D45D = imd_val_q_i[67-:18]; |
| always @(*) accum[17:0] = sv2v_tmp_4D45D; |
| wire [16:1] sv2v_tmp_D5F47; |
| assign sv2v_tmp_D5F47 = {16 {signed_mult & imd_val_q_i[67]}}; |
| always @(*) accum[33:18] = sv2v_tmp_D5F47; |
| always @(*) begin |
| mult3_sign_a = sign_a; |
| mult3_sign_b = 1'b0; |
| mult3_op_a = op_a_i[31:16]; |
| mult3_op_b = op_b_i[15:0]; |
| summand1 = {18'h00000, mult1_res_uns[31:16]}; |
| summand2 = $unsigned(mult2_res); |
| summand3 = $unsigned(mult3_res); |
| mac_res_d = {2'b00, mac_res[15:0], mult1_res_uns[15:0]}; |
| mult_valid = mult_en_i; |
| mult_state_d = MULL; |
| mult_hold = 1'b0; |
| case (mult_state_q) |
| MULL: |
| if (operator_i != brq_pkg_MD_OP_MULL) begin |
| mac_res_d = mac_res; |
| mult_valid = 1'b0; |
| mult_state_d = MULH; |
| end |
| else |
| mult_hold = ~multdiv_ready_id_i; |
| MULH: begin |
| mult3_sign_a = sign_a; |
| mult3_sign_b = sign_b; |
| mult3_op_a = op_a_i[31:16]; |
| mult3_op_b = op_b_i[31:16]; |
| mac_res_d = mac_res; |
| summand1 = {34 {1'sb0}}; |
| summand2 = accum; |
| summand3 = mult3_res; |
| mult_state_d = MULL; |
| mult_valid = 1'b1; |
| mult_hold = ~multdiv_ready_id_i; |
| end |
| default: mult_state_d = MULL; |
| endcase |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| mult_state_q <= MULL; |
| else if (mult_en_internal) |
| mult_state_q <= mult_state_d; |
| assign unused_mult1_res_uns = mult1_res_uns[33:32]; |
| end |
| else begin : gen_mult_fast |
| reg [15:0] mult_op_a; |
| reg [15:0] mult_op_b; |
| reg [1:0] mult_state_q; |
| reg [1:0] mult_state_d; |
| assign mac_res_signed = ($signed({sign_a, mult_op_a}) * $signed({sign_b, mult_op_b})) + $signed(accum); |
| assign mac_res_ext = $unsigned(mac_res_signed); |
| assign mac_res = mac_res_ext[33:0]; |
| always @(*) begin |
| mult_op_a = op_a_i[15:0]; |
| mult_op_b = op_b_i[15:0]; |
| sign_a = 1'b0; |
| sign_b = 1'b0; |
| accum = imd_val_q_i[34+:34]; |
| mac_res_d = mac_res; |
| mult_state_d = mult_state_q; |
| mult_valid = 1'b0; |
| mult_hold = 1'b0; |
| case (mult_state_q) |
| ALBL: begin |
| mult_op_a = op_a_i[15:0]; |
| mult_op_b = op_b_i[15:0]; |
| sign_a = 1'b0; |
| sign_b = 1'b0; |
| accum = {34 {1'sb0}}; |
| mac_res_d = mac_res; |
| mult_state_d = ALBH; |
| end |
| ALBH: begin |
| mult_op_a = op_a_i[15:0]; |
| mult_op_b = op_b_i[31:16]; |
| sign_a = 1'b0; |
| sign_b = signed_mode_i[1] & op_b_i[31]; |
| accum = {18'b000000000000000000, imd_val_q_i[65-:16]}; |
| if (operator_i == brq_pkg_MD_OP_MULL) |
| mac_res_d = {2'b00, mac_res[15:0], imd_val_q_i[49-:16]}; |
| else |
| mac_res_d = mac_res; |
| mult_state_d = AHBL; |
| end |
| AHBL: begin |
| mult_op_a = op_a_i[31:16]; |
| mult_op_b = op_b_i[15:0]; |
| sign_a = signed_mode_i[0] & op_a_i[31]; |
| sign_b = 1'b0; |
| if (operator_i == brq_pkg_MD_OP_MULL) begin |
| accum = {18'b000000000000000000, imd_val_q_i[65-:16]}; |
| mac_res_d = {2'b00, mac_res[15:0], imd_val_q_i[49-:16]}; |
| mult_valid = 1'b1; |
| mult_state_d = ALBL; |
| mult_hold = ~multdiv_ready_id_i; |
| end |
| else begin |
| accum = imd_val_q_i[34+:34]; |
| mac_res_d = mac_res; |
| mult_state_d = AHBH; |
| end |
| end |
| AHBH: begin |
| mult_op_a = op_a_i[31:16]; |
| mult_op_b = op_b_i[31:16]; |
| sign_a = signed_mode_i[0] & op_a_i[31]; |
| sign_b = signed_mode_i[1] & op_b_i[31]; |
| accum[17:0] = imd_val_q_i[67-:18]; |
| accum[33:18] = {16 {signed_mult & imd_val_q_i[67]}}; |
| mac_res_d = mac_res; |
| mult_valid = 1'b1; |
| mult_state_d = ALBL; |
| mult_hold = ~multdiv_ready_id_i; |
| end |
| default: mult_state_d = ALBL; |
| endcase |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| mult_state_q <= ALBL; |
| else if (mult_en_internal) |
| mult_state_q <= mult_state_d; |
| end |
| endgenerate |
| assign res_adder_h = alu_adder_ext_i[32:1]; |
| wire [1:0] unused_alu_adder_ext; |
| assign unused_alu_adder_ext = {alu_adder_ext_i[33], alu_adder_ext_i[0]}; |
| assign next_remainder = (is_greater_equal ? res_adder_h[31:0] : imd_val_q_i[65-:32]); |
| assign next_quotient = (is_greater_equal ? {1'b0, op_quotient_q} | {1'b0, one_shift} : {1'b0, op_quotient_q}); |
| assign one_shift = 32'b00000000000000000000000000000001 << div_counter_q; |
| always @(*) |
| if ((imd_val_q_i[65] ^ op_denominator_q[31]) == 1'b0) |
| is_greater_equal = res_adder_h[31] == 1'b0; |
| else |
| is_greater_equal = imd_val_q_i[65]; |
| assign div_sign_a = op_a_i[31] & signed_mode_i[0]; |
| assign div_sign_b = op_b_i[31] & signed_mode_i[1]; |
| assign div_change_sign = (div_sign_a ^ div_sign_b) & ~div_by_zero_q; |
| assign rem_change_sign = div_sign_a; |
| localparam [2:0] MD_ABS_A = 1; |
| localparam [2:0] MD_ABS_B = 2; |
| localparam [2:0] MD_CHANGE_SIGN = 5; |
| localparam [2:0] MD_COMP = 3; |
| localparam [2:0] MD_FINISH = 6; |
| localparam [2:0] MD_LAST = 4; |
| localparam [1:0] brq_pkg_MD_OP_DIV = 2; |
| always @(*) begin |
| div_counter_d = div_counter_q - 5'h01; |
| op_remainder_d = imd_val_q_i[34+:34]; |
| op_quotient_d = op_quotient_q; |
| md_state_d = md_state_q; |
| op_numerator_d = op_numerator_q; |
| op_denominator_d = op_denominator_q; |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~op_b_i, 1'b1}; |
| div_valid = 1'b0; |
| div_hold = 1'b0; |
| div_by_zero_d = div_by_zero_q; |
| case (md_state_q) |
| MD_IDLE: begin |
| if (operator_i == brq_pkg_MD_OP_DIV) begin |
| op_remainder_d = {34 {1'sb1}}; |
| md_state_d = (!data_ind_timing_i && equal_to_zero_i ? MD_FINISH : MD_ABS_A); |
| div_by_zero_d = equal_to_zero_i; |
| end |
| else begin |
| op_remainder_d = {2'b00, op_a_i}; |
| md_state_d = (!data_ind_timing_i && equal_to_zero_i ? MD_FINISH : MD_ABS_A); |
| end |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~op_b_i, 1'b1}; |
| div_counter_d = 5'd31; |
| end |
| MD_ABS_A: begin |
| op_quotient_d = {32 {1'sb0}}; |
| op_numerator_d = (div_sign_a ? alu_adder_i : op_a_i); |
| md_state_d = MD_ABS_B; |
| div_counter_d = 5'd31; |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~op_a_i, 1'b1}; |
| end |
| MD_ABS_B: begin |
| op_remainder_d = {33'h000000000, op_numerator_q[31]}; |
| op_denominator_d = (div_sign_b ? alu_adder_i : op_b_i); |
| md_state_d = MD_COMP; |
| div_counter_d = 5'd31; |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~op_b_i, 1'b1}; |
| end |
| MD_COMP: begin |
| op_remainder_d = {1'b0, next_remainder[31:0], op_numerator_q[div_counter_d]}; |
| op_quotient_d = next_quotient[31:0]; |
| md_state_d = (div_counter_q == 5'd1 ? MD_LAST : MD_COMP); |
| alu_operand_a_o = {imd_val_q_i[65-:32], 1'b1}; |
| alu_operand_b_o = {~op_denominator_q[31:0], 1'b1}; |
| end |
| MD_LAST: begin |
| if (operator_i == brq_pkg_MD_OP_DIV) |
| op_remainder_d = {1'b0, next_quotient}; |
| else |
| op_remainder_d = {2'b00, next_remainder[31:0]}; |
| alu_operand_a_o = {imd_val_q_i[65-:32], 1'b1}; |
| alu_operand_b_o = {~op_denominator_q[31:0], 1'b1}; |
| md_state_d = MD_CHANGE_SIGN; |
| end |
| MD_CHANGE_SIGN: begin |
| md_state_d = MD_FINISH; |
| if (operator_i == brq_pkg_MD_OP_DIV) |
| op_remainder_d = (div_change_sign ? {2'h0, alu_adder_i} : imd_val_q_i[34+:34]); |
| else |
| op_remainder_d = (rem_change_sign ? {2'h0, alu_adder_i} : imd_val_q_i[34+:34]); |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~imd_val_q_i[65-:32], 1'b1}; |
| end |
| MD_FINISH: begin |
| md_state_d = MD_IDLE; |
| div_hold = ~multdiv_ready_id_i; |
| div_valid = 1'b1; |
| end |
| default: md_state_d = MD_IDLE; |
| endcase |
| end |
| assign valid_o = mult_valid | div_valid; |
| endmodule |
| module brq_exu_multdiv_slow ( |
| clk_i, |
| rst_ni, |
| mult_en_i, |
| div_en_i, |
| mult_sel_i, |
| div_sel_i, |
| operator_i, |
| signed_mode_i, |
| op_a_i, |
| op_b_i, |
| alu_adder_ext_i, |
| alu_adder_i, |
| equal_to_zero_i, |
| data_ind_timing_i, |
| alu_operand_a_o, |
| alu_operand_b_o, |
| imd_val_q_i, |
| imd_val_d_o, |
| imd_val_we_o, |
| multdiv_ready_id_i, |
| multdiv_result_o, |
| valid_o |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire mult_en_i; |
| input wire div_en_i; |
| input wire mult_sel_i; |
| input wire div_sel_i; |
| input wire [1:0] operator_i; |
| input wire [1:0] signed_mode_i; |
| input wire [31:0] op_a_i; |
| input wire [31:0] op_b_i; |
| input wire [33:0] alu_adder_ext_i; |
| input wire [31:0] alu_adder_i; |
| input wire equal_to_zero_i; |
| input wire data_ind_timing_i; |
| output reg [32:0] alu_operand_a_o; |
| output reg [32:0] alu_operand_b_o; |
| input wire [67:0] imd_val_q_i; |
| output wire [67:0] imd_val_d_o; |
| output wire [1:0] imd_val_we_o; |
| input wire multdiv_ready_id_i; |
| output wire [31:0] multdiv_result_o; |
| output wire valid_o; |
| reg [2:0] md_state_q; |
| reg [2:0] md_state_d; |
| wire [32:0] accum_window_q; |
| reg [32:0] accum_window_d; |
| wire unused_imd_val0; |
| wire [1:0] unused_imd_val1; |
| wire [32:0] res_adder_l; |
| wire [32:0] res_adder_h; |
| reg [4:0] multdiv_count_q; |
| reg [4:0] multdiv_count_d; |
| reg [32:0] op_b_shift_q; |
| reg [32:0] op_b_shift_d; |
| reg [32:0] op_a_shift_q; |
| reg [32:0] op_a_shift_d; |
| wire [32:0] op_a_ext; |
| wire [32:0] op_b_ext; |
| wire [32:0] one_shift; |
| wire [32:0] op_a_bw_pp; |
| wire [32:0] op_a_bw_last_pp; |
| wire [31:0] b_0; |
| wire sign_a; |
| wire sign_b; |
| wire [32:0] next_quotient; |
| wire [31:0] next_remainder; |
| wire [31:0] op_numerator_q; |
| reg [31:0] op_numerator_d; |
| wire is_greater_equal; |
| wire div_change_sign; |
| wire rem_change_sign; |
| reg div_by_zero_d; |
| reg div_by_zero_q; |
| reg multdiv_hold; |
| wire multdiv_en; |
| assign res_adder_l = alu_adder_ext_i[32:0]; |
| assign res_adder_h = alu_adder_ext_i[33:1]; |
| assign imd_val_d_o[34+:34] = {1'b0, accum_window_d}; |
| assign imd_val_we_o[0] = ~multdiv_hold; |
| assign accum_window_q = imd_val_q_i[66-:33]; |
| assign unused_imd_val0 = imd_val_q_i[67]; |
| assign imd_val_d_o[0+:34] = {2'b00, op_numerator_d}; |
| assign imd_val_we_o[1] = multdiv_en; |
| assign op_numerator_q = imd_val_q_i[31-:32]; |
| assign unused_imd_val1 = imd_val_q_i[33-:2]; |
| localparam [2:0] MD_ABS_A = 1; |
| localparam [2:0] MD_ABS_B = 2; |
| localparam [2:0] MD_CHANGE_SIGN = 5; |
| localparam [2:0] MD_IDLE = 0; |
| localparam [2:0] MD_LAST = 4; |
| localparam [1:0] brq_pkg_MD_OP_DIV = 2; |
| localparam [1:0] brq_pkg_MD_OP_MULH = 1; |
| localparam [1:0] brq_pkg_MD_OP_MULL = 0; |
| localparam [1:0] brq_pkg_MD_OP_REM = 3; |
| always @(*) begin |
| alu_operand_a_o = accum_window_q; |
| case (operator_i) |
| brq_pkg_MD_OP_MULL: alu_operand_b_o = op_a_bw_pp; |
| brq_pkg_MD_OP_MULH: alu_operand_b_o = (md_state_q == MD_LAST ? op_a_bw_last_pp : op_a_bw_pp); |
| brq_pkg_MD_OP_DIV, brq_pkg_MD_OP_REM: |
| case (md_state_q) |
| MD_IDLE: begin |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~op_b_i, 1'b1}; |
| end |
| MD_ABS_A: begin |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~op_a_i, 1'b1}; |
| end |
| MD_ABS_B: begin |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~op_b_i, 1'b1}; |
| end |
| MD_CHANGE_SIGN: begin |
| alu_operand_a_o = 33'b000000000000000000000000000000001; |
| alu_operand_b_o = {~accum_window_q[31:0], 1'b1}; |
| end |
| default: begin |
| alu_operand_a_o = {accum_window_q[31:0], 1'b1}; |
| alu_operand_b_o = {~op_b_shift_q[31:0], 1'b1}; |
| end |
| endcase |
| endcase |
| end |
| assign b_0 = {32 {op_b_shift_q[0]}}; |
| assign op_a_bw_pp = {~(op_a_shift_q[32] & op_b_shift_q[0]), op_a_shift_q[31:0] & b_0}; |
| assign op_a_bw_last_pp = {op_a_shift_q[32] & op_b_shift_q[0], ~(op_a_shift_q[31:0] & b_0)}; |
| assign sign_a = op_a_i[31] & signed_mode_i[0]; |
| assign sign_b = op_b_i[31] & signed_mode_i[1]; |
| assign op_a_ext = {sign_a, op_a_i}; |
| assign op_b_ext = {sign_b, op_b_i}; |
| assign is_greater_equal = (accum_window_q[31] == op_b_shift_q[31] ? ~res_adder_h[31] : accum_window_q[31]); |
| assign one_shift = 33'b000000000000000000000000000000001 << multdiv_count_q; |
| assign next_remainder = (is_greater_equal ? res_adder_h[31:0] : accum_window_q[31:0]); |
| assign next_quotient = (is_greater_equal ? op_a_shift_q | one_shift : op_a_shift_q); |
| assign div_change_sign = (sign_a ^ sign_b) & ~div_by_zero_q; |
| assign rem_change_sign = sign_a; |
| localparam [2:0] MD_COMP = 3; |
| localparam [2:0] MD_FINISH = 6; |
| always @(*) begin |
| multdiv_count_d = multdiv_count_q; |
| accum_window_d = accum_window_q; |
| op_b_shift_d = op_b_shift_q; |
| op_a_shift_d = op_a_shift_q; |
| op_numerator_d = op_numerator_q; |
| md_state_d = md_state_q; |
| multdiv_hold = 1'b0; |
| div_by_zero_d = div_by_zero_q; |
| if (mult_sel_i || div_sel_i) |
| case (md_state_q) |
| MD_IDLE: begin |
| case (operator_i) |
| brq_pkg_MD_OP_MULL: begin |
| op_a_shift_d = op_a_ext << 1; |
| accum_window_d = {~(op_a_ext[32] & op_b_i[0]), op_a_ext[31:0] & {32 {op_b_i[0]}}}; |
| op_b_shift_d = op_b_ext >> 1; |
| md_state_d = (!data_ind_timing_i && ((op_b_ext >> 1) == 0) ? MD_LAST : MD_COMP); |
| end |
| brq_pkg_MD_OP_MULH: begin |
| op_a_shift_d = op_a_ext; |
| accum_window_d = {1'b1, ~(op_a_ext[32] & op_b_i[0]), op_a_ext[31:1] & {31 {op_b_i[0]}}}; |
| op_b_shift_d = op_b_ext >> 1; |
| md_state_d = MD_COMP; |
| end |
| brq_pkg_MD_OP_DIV: begin |
| accum_window_d = {33 {1'b1}}; |
| md_state_d = (!data_ind_timing_i && equal_to_zero_i ? MD_FINISH : MD_ABS_A); |
| div_by_zero_d = equal_to_zero_i; |
| end |
| brq_pkg_MD_OP_REM: begin |
| accum_window_d = op_a_ext; |
| md_state_d = (!data_ind_timing_i && equal_to_zero_i ? MD_FINISH : MD_ABS_A); |
| end |
| endcase |
| multdiv_count_d = 5'd31; |
| end |
| MD_ABS_A: begin |
| op_a_shift_d = {33 {1'sb0}}; |
| op_numerator_d = (sign_a ? alu_adder_i : op_a_i); |
| md_state_d = MD_ABS_B; |
| end |
| MD_ABS_B: begin |
| accum_window_d = {32'h00000000, op_numerator_q[31]}; |
| op_b_shift_d = (sign_b ? {1'b0, alu_adder_i} : {1'b0, op_b_i}); |
| md_state_d = MD_COMP; |
| end |
| MD_COMP: begin |
| multdiv_count_d = multdiv_count_q - 5'h01; |
| case (operator_i) |
| brq_pkg_MD_OP_MULL: begin |
| accum_window_d = res_adder_l; |
| op_a_shift_d = op_a_shift_q << 1; |
| op_b_shift_d = op_b_shift_q >> 1; |
| md_state_d = ((!data_ind_timing_i && (op_b_shift_d == 0)) || (multdiv_count_q == 5'd1) ? MD_LAST : MD_COMP); |
| end |
| brq_pkg_MD_OP_MULH: begin |
| accum_window_d = res_adder_h; |
| op_a_shift_d = op_a_shift_q; |
| op_b_shift_d = op_b_shift_q >> 1; |
| md_state_d = (multdiv_count_q == 5'd1 ? MD_LAST : MD_COMP); |
| end |
| brq_pkg_MD_OP_DIV, brq_pkg_MD_OP_REM: begin |
| accum_window_d = {next_remainder[31:0], op_numerator_q[multdiv_count_d]}; |
| op_a_shift_d = next_quotient; |
| md_state_d = (multdiv_count_q == 5'd1 ? MD_LAST : MD_COMP); |
| end |
| endcase |
| end |
| MD_LAST: |
| case (operator_i) |
| brq_pkg_MD_OP_MULL: begin |
| accum_window_d = res_adder_l; |
| md_state_d = MD_IDLE; |
| multdiv_hold = ~multdiv_ready_id_i; |
| end |
| brq_pkg_MD_OP_MULH: begin |
| accum_window_d = res_adder_l; |
| md_state_d = MD_IDLE; |
| md_state_d = MD_IDLE; |
| multdiv_hold = ~multdiv_ready_id_i; |
| end |
| brq_pkg_MD_OP_DIV: begin |
| accum_window_d = next_quotient; |
| md_state_d = MD_CHANGE_SIGN; |
| end |
| brq_pkg_MD_OP_REM: begin |
| accum_window_d = {1'b0, next_remainder[31:0]}; |
| md_state_d = MD_CHANGE_SIGN; |
| end |
| endcase |
| MD_CHANGE_SIGN: begin |
| md_state_d = MD_FINISH; |
| case (operator_i) |
| brq_pkg_MD_OP_DIV: accum_window_d = (div_change_sign ? {1'b0, alu_adder_i} : accum_window_q); |
| brq_pkg_MD_OP_REM: accum_window_d = (rem_change_sign ? {1'b0, alu_adder_i} : accum_window_q); |
| default: |
| ; |
| endcase |
| end |
| MD_FINISH: begin |
| md_state_d = MD_IDLE; |
| multdiv_hold = ~multdiv_ready_id_i; |
| end |
| default: md_state_d = MD_IDLE; |
| endcase |
| end |
| assign multdiv_en = (mult_en_i | div_en_i) & ~multdiv_hold; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| multdiv_count_q <= 5'h00; |
| op_b_shift_q <= 33'h000000000; |
| op_a_shift_q <= 33'h000000000; |
| md_state_q <= MD_IDLE; |
| div_by_zero_q <= 1'b0; |
| end |
| else if (multdiv_en) begin |
| multdiv_count_q <= multdiv_count_d; |
| op_b_shift_q <= op_b_shift_d; |
| op_a_shift_q <= op_a_shift_d; |
| md_state_q <= md_state_d; |
| div_by_zero_q <= div_by_zero_d; |
| end |
| assign valid_o = (md_state_q == MD_FINISH) | ((md_state_q == MD_LAST) & ((operator_i == brq_pkg_MD_OP_MULL) | (operator_i == brq_pkg_MD_OP_MULH))); |
| assign multdiv_result_o = (div_en_i ? accum_window_q[31:0] : res_adder_l[31:0]); |
| endmodule |
| module brq_exu ( |
| clk_i, |
| rst_ni, |
| alu_operator_i, |
| alu_operand_a_i, |
| alu_operand_b_i, |
| alu_instr_first_cycle_i, |
| bt_a_operand_i, |
| bt_b_operand_i, |
| multdiv_operator_i, |
| mult_en_i, |
| div_en_i, |
| mult_sel_i, |
| div_sel_i, |
| multdiv_signed_mode_i, |
| multdiv_operand_a_i, |
| multdiv_operand_b_i, |
| multdiv_ready_id_i, |
| data_ind_timing_i, |
| imd_val_we_o, |
| imd_val_d_o, |
| imd_val_q_i, |
| alu_adder_result_ex_o, |
| result_ex_o, |
| branch_target_o, |
| branch_decision_o, |
| ex_valid_o |
| ); |
| localparam integer brq_pkg_RV32MFast = 2; |
| parameter integer RV32M = brq_pkg_RV32MFast; |
| localparam integer brq_pkg_RV32BNone = 0; |
| parameter integer RV32B = brq_pkg_RV32BNone; |
| parameter [0:0] BranchTargetALU = 0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [5:0] alu_operator_i; |
| input wire [31:0] alu_operand_a_i; |
| input wire [31:0] alu_operand_b_i; |
| input wire alu_instr_first_cycle_i; |
| input wire [31:0] bt_a_operand_i; |
| input wire [31:0] bt_b_operand_i; |
| input wire [1:0] multdiv_operator_i; |
| input wire mult_en_i; |
| input wire div_en_i; |
| input wire mult_sel_i; |
| input wire div_sel_i; |
| input wire [1:0] multdiv_signed_mode_i; |
| input wire [31:0] multdiv_operand_a_i; |
| input wire [31:0] multdiv_operand_b_i; |
| input wire multdiv_ready_id_i; |
| input wire data_ind_timing_i; |
| output wire [1:0] imd_val_we_o; |
| output wire [67:0] imd_val_d_o; |
| input wire [67:0] imd_val_q_i; |
| output wire [31:0] alu_adder_result_ex_o; |
| output wire [31:0] result_ex_o; |
| output wire [31:0] branch_target_o; |
| output wire branch_decision_o; |
| output wire ex_valid_o; |
| wire [31:0] alu_result; |
| wire [31:0] multdiv_result; |
| wire [32:0] multdiv_alu_operand_b; |
| wire [32:0] multdiv_alu_operand_a; |
| wire [33:0] alu_adder_result_ext; |
| wire alu_cmp_result; |
| wire alu_is_equal_result; |
| wire multdiv_valid; |
| wire multdiv_sel; |
| wire [63:0] alu_imd_val_q; |
| wire [63:0] alu_imd_val_d; |
| wire [1:0] alu_imd_val_we; |
| wire [67:0] multdiv_imd_val_d; |
| wire [1:0] multdiv_imd_val_we; |
| localparam integer brq_pkg_RV32MNone = 0; |
| generate |
| if (RV32M != brq_pkg_RV32MNone) begin : gen_multdiv_m |
| assign multdiv_sel = mult_sel_i | div_sel_i; |
| end |
| else begin : gen_multdiv_no_m |
| assign multdiv_sel = 1'b0; |
| end |
| endgenerate |
| assign imd_val_d_o[34+:34] = (multdiv_sel ? multdiv_imd_val_d[34+:34] : {2'b00, alu_imd_val_d[32+:32]}); |
| assign imd_val_d_o[0+:34] = (multdiv_sel ? multdiv_imd_val_d[0+:34] : {2'b00, alu_imd_val_d[0+:32]}); |
| assign imd_val_we_o = (multdiv_sel ? multdiv_imd_val_we : alu_imd_val_we); |
| assign alu_imd_val_q = {imd_val_q_i[65-:32], imd_val_q_i[31-:32]}; |
| assign result_ex_o = (multdiv_sel ? multdiv_result : alu_result); |
| assign branch_decision_o = alu_cmp_result; |
| generate |
| if (BranchTargetALU) begin : g_branch_target_alu |
| wire [32:0] bt_alu_result; |
| wire unused_bt_carry; |
| assign bt_alu_result = bt_a_operand_i + bt_b_operand_i; |
| assign unused_bt_carry = bt_alu_result[32]; |
| assign branch_target_o = bt_alu_result[31:0]; |
| end |
| else begin : g_no_branch_target_alu |
| wire [31:0] unused_bt_a_operand; |
| wire [31:0] unused_bt_b_operand; |
| assign unused_bt_a_operand = bt_a_operand_i; |
| assign unused_bt_b_operand = bt_b_operand_i; |
| assign branch_target_o = alu_adder_result_ex_o; |
| end |
| endgenerate |
| brq_exu_alu #(.RV32B(RV32B)) alu_i( |
| .operator_i(alu_operator_i), |
| .operand_a_i(alu_operand_a_i), |
| .operand_b_i(alu_operand_b_i), |
| .instr_first_cycle_i(alu_instr_first_cycle_i), |
| .imd_val_q_i(alu_imd_val_q), |
| .imd_val_we_o(alu_imd_val_we), |
| .imd_val_d_o(alu_imd_val_d), |
| .multdiv_operand_a_i(multdiv_alu_operand_a), |
| .multdiv_operand_b_i(multdiv_alu_operand_b), |
| .multdiv_sel_i(multdiv_sel), |
| .adder_result_o(alu_adder_result_ex_o), |
| .adder_result_ext_o(alu_adder_result_ext), |
| .result_o(alu_result), |
| .comparison_result_o(alu_cmp_result), |
| .is_equal_result_o(alu_is_equal_result) |
| ); |
| localparam integer brq_pkg_RV32MSingleCycle = 3; |
| localparam integer brq_pkg_RV32MSlow = 1; |
| generate |
| if (RV32M == brq_pkg_RV32MSlow) begin : gen_multdiv_slow |
| brq_exu_multdiv_slow multdiv_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .mult_en_i(mult_en_i), |
| .div_en_i(div_en_i), |
| .mult_sel_i(mult_sel_i), |
| .div_sel_i(div_sel_i), |
| .operator_i(multdiv_operator_i), |
| .signed_mode_i(multdiv_signed_mode_i), |
| .op_a_i(multdiv_operand_a_i), |
| .op_b_i(multdiv_operand_b_i), |
| .alu_adder_ext_i(alu_adder_result_ext), |
| .alu_adder_i(alu_adder_result_ex_o), |
| .equal_to_zero_i(alu_is_equal_result), |
| .data_ind_timing_i(data_ind_timing_i), |
| .valid_o(multdiv_valid), |
| .alu_operand_a_o(multdiv_alu_operand_a), |
| .alu_operand_b_o(multdiv_alu_operand_b), |
| .imd_val_q_i(imd_val_q_i), |
| .imd_val_d_o(multdiv_imd_val_d), |
| .imd_val_we_o(multdiv_imd_val_we), |
| .multdiv_ready_id_i(multdiv_ready_id_i), |
| .multdiv_result_o(multdiv_result) |
| ); |
| end |
| else if ((RV32M == brq_pkg_RV32MFast) || (RV32M == brq_pkg_RV32MSingleCycle)) begin : gen_multdiv_fast |
| brq_exu_multdiv_fast #(.RV32M(RV32M)) multdiv_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .mult_en_i(mult_en_i), |
| .div_en_i(div_en_i), |
| .mult_sel_i(mult_sel_i), |
| .div_sel_i(div_sel_i), |
| .operator_i(multdiv_operator_i), |
| .signed_mode_i(multdiv_signed_mode_i), |
| .op_a_i(multdiv_operand_a_i), |
| .op_b_i(multdiv_operand_b_i), |
| .alu_operand_a_o(multdiv_alu_operand_a), |
| .alu_operand_b_o(multdiv_alu_operand_b), |
| .alu_adder_ext_i(alu_adder_result_ext), |
| .alu_adder_i(alu_adder_result_ex_o), |
| .equal_to_zero_i(alu_is_equal_result), |
| .data_ind_timing_i(data_ind_timing_i), |
| .imd_val_q_i(imd_val_q_i), |
| .imd_val_d_o(multdiv_imd_val_d), |
| .imd_val_we_o(multdiv_imd_val_we), |
| .multdiv_ready_id_i(multdiv_ready_id_i), |
| .valid_o(multdiv_valid), |
| .multdiv_result_o(multdiv_result) |
| ); |
| end |
| endgenerate |
| assign ex_valid_o = (multdiv_sel ? multdiv_valid : ~(|alu_imd_val_we)); |
| endmodule |
| module brq_fp_register_file_ff ( |
| clk_i, |
| rst_ni, |
| raddr_a_i, |
| rdata_a_o, |
| raddr_b_i, |
| rdata_b_o, |
| raddr_c_i, |
| rdata_c_o, |
| waddr_a_i, |
| wdata_a_i, |
| we_a_i |
| ); |
| localparam integer brq_pkg_RV32FSingle = 1; |
| parameter integer RVF = brq_pkg_RV32FSingle; |
| parameter [31:0] DataWidth = 32; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [4:0] raddr_a_i; |
| output wire [DataWidth - 1:0] rdata_a_o; |
| input wire [4:0] raddr_b_i; |
| output wire [DataWidth - 1:0] rdata_b_o; |
| input wire [4:0] raddr_c_i; |
| output wire [DataWidth - 1:0] rdata_c_o; |
| input wire [4:0] waddr_a_i; |
| input wire [DataWidth - 1:0] wdata_a_i; |
| input wire we_a_i; |
| localparam integer brq_pkg_RV64FDouble = 2; |
| localparam [31:0] ADDR_WIDTH = (RVF == brq_pkg_RV64FDouble ? 6 : 5); |
| localparam [31:0] NUM_WORDS = (RVF == brq_pkg_RV64FDouble ? 64 : 32); |
| wire [(NUM_WORDS * DataWidth) - 1:0] rf_reg; |
| reg [(NUM_WORDS * DataWidth) - 1:0] rf_reg_q; |
| reg [NUM_WORDS - 1:0] we_a_dec; |
| function automatic [4:0] sv2v_cast_5; |
| input reg [4:0] inp; |
| sv2v_cast_5 = inp; |
| endfunction |
| always @(*) begin : we_a_decoder |
| begin : sv2v_autoblock_99 |
| reg [31:0] i; |
| for (i = 0; i < NUM_WORDS; i = i + 1) |
| we_a_dec[i] = (waddr_a_i == sv2v_cast_5(i) ? we_a_i : 1'b0); |
| end |
| end |
| generate |
| genvar i; |
| for (i = 0; i < NUM_WORDS; i = i + 1) begin : g_rf_flops |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| rf_reg_q[i * DataWidth+:DataWidth] <= {DataWidth {1'sb0}}; |
| else if (we_a_dec[i]) |
| rf_reg_q[i * DataWidth+:DataWidth] <= wdata_a_i; |
| end |
| endgenerate |
| assign rf_reg[DataWidth * ((NUM_WORDS - 1) - (NUM_WORDS - 1))+:DataWidth * NUM_WORDS] = rf_reg_q[DataWidth * ((NUM_WORDS - 1) - (NUM_WORDS - 1))+:DataWidth * NUM_WORDS]; |
| assign rdata_a_o = rf_reg[raddr_a_i * DataWidth+:DataWidth]; |
| assign rdata_b_o = rf_reg[raddr_b_i * DataWidth+:DataWidth]; |
| assign rdata_c_o = rf_reg[raddr_c_i * DataWidth+:DataWidth]; |
| endmodule |
| module brq_idu_controller ( |
| clk_i, |
| rst_ni, |
| ctrl_busy_o, |
| illegal_insn_i, |
| ecall_insn_i, |
| mret_insn_i, |
| dret_insn_i, |
| wfi_insn_i, |
| ebrk_insn_i, |
| csr_pipe_flush_i, |
| instr_valid_i, |
| instr_i, |
| instr_compressed_i, |
| instr_is_compressed_i, |
| instr_fetch_err_i, |
| instr_fetch_err_plus2_i, |
| pc_id_i, |
| instr_valid_clear_o, |
| id_in_ready_o, |
| controller_run_o, |
| instr_req_o, |
| pc_set_o, |
| pc_set_spec_o, |
| pc_mux_o, |
| exc_pc_mux_o, |
| exc_cause_o, |
| lsu_addr_last_i, |
| load_err_i, |
| store_err_i, |
| wb_exception_o, |
| branch_set_i, |
| branch_set_spec_i, |
| jump_set_i, |
| csr_mstatus_mie_i, |
| irq_pending_i, |
| irqs_i, |
| irq_nm_i, |
| nmi_mode_o, |
| debug_req_i, |
| debug_cause_o, |
| debug_csr_save_o, |
| debug_mode_o, |
| debug_single_step_i, |
| debug_ebreakm_i, |
| debug_ebreaku_i, |
| trigger_match_i, |
| csr_save_if_o, |
| csr_save_id_o, |
| csr_save_wb_o, |
| csr_restore_mret_id_o, |
| csr_restore_dret_id_o, |
| csr_save_cause_o, |
| csr_mtval_o, |
| priv_mode_i, |
| csr_mstatus_tw_i, |
| stall_id_i, |
| stall_wb_i, |
| flush_id_o, |
| ready_wb_i, |
| perf_jump_o, |
| perf_tbranch_o, |
| fpu_busy_i |
| ); |
| parameter [0:0] WritebackStage = 0; |
| parameter [0:0] BranchPredictor = 0; |
| input wire clk_i; |
| input wire rst_ni; |
| output reg ctrl_busy_o; |
| input wire illegal_insn_i; |
| input wire ecall_insn_i; |
| input wire mret_insn_i; |
| input wire dret_insn_i; |
| input wire wfi_insn_i; |
| input wire ebrk_insn_i; |
| input wire csr_pipe_flush_i; |
| input wire instr_valid_i; |
| input wire [31:0] instr_i; |
| input wire [15:0] instr_compressed_i; |
| input wire instr_is_compressed_i; |
| input wire instr_fetch_err_i; |
| input wire instr_fetch_err_plus2_i; |
| input wire [31:0] pc_id_i; |
| output wire instr_valid_clear_o; |
| output wire id_in_ready_o; |
| output reg controller_run_o; |
| output reg instr_req_o; |
| output reg pc_set_o; |
| output reg pc_set_spec_o; |
| output reg [2:0] pc_mux_o; |
| output reg [1:0] exc_pc_mux_o; |
| output reg [5:0] exc_cause_o; |
| input wire [31:0] lsu_addr_last_i; |
| input wire load_err_i; |
| input wire store_err_i; |
| output wire wb_exception_o; |
| input wire branch_set_i; |
| input wire branch_set_spec_i; |
| input wire jump_set_i; |
| input wire csr_mstatus_mie_i; |
| input wire irq_pending_i; |
| input wire [17:0] irqs_i; |
| input wire irq_nm_i; |
| output wire nmi_mode_o; |
| input wire debug_req_i; |
| output reg [2:0] debug_cause_o; |
| output reg debug_csr_save_o; |
| output wire debug_mode_o; |
| input wire debug_single_step_i; |
| input wire debug_ebreakm_i; |
| input wire debug_ebreaku_i; |
| input wire trigger_match_i; |
| output reg csr_save_if_o; |
| output reg csr_save_id_o; |
| output reg csr_save_wb_o; |
| output reg csr_restore_mret_id_o; |
| output reg csr_restore_dret_id_o; |
| output reg csr_save_cause_o; |
| output reg [31:0] csr_mtval_o; |
| input wire [1:0] priv_mode_i; |
| input wire csr_mstatus_tw_i; |
| input wire stall_id_i; |
| input wire stall_wb_i; |
| output wire flush_id_o; |
| input wire ready_wb_i; |
| output reg perf_jump_o; |
| output reg perf_tbranch_o; |
| input wire fpu_busy_i; |
| wire instr_bp_taken_i; |
| assign instr_bp_taken_i = 1'b0; |
| reg [3:0] ctrl_fsm_cs; |
| reg [3:0] ctrl_fsm_ns; |
| reg nmi_mode_q; |
| reg nmi_mode_d; |
| reg debug_mode_q; |
| reg debug_mode_d; |
| reg load_err_q; |
| wire load_err_d; |
| reg store_err_q; |
| wire store_err_d; |
| reg exc_req_q; |
| wire exc_req_d; |
| reg illegal_insn_q; |
| wire illegal_insn_d; |
| reg instr_fetch_err_prio; |
| reg illegal_insn_prio; |
| reg ecall_insn_prio; |
| reg ebrk_insn_prio; |
| reg store_err_prio; |
| reg load_err_prio; |
| wire stall; |
| reg halt_if; |
| reg retain_id; |
| reg flush_id; |
| wire illegal_dret; |
| wire illegal_umode; |
| wire exc_req_lsu; |
| wire special_req_all; |
| wire special_req_branch; |
| wire enter_debug_mode; |
| wire ebreak_into_debug; |
| wire handle_irq; |
| reg [3:0] mfip_id; |
| wire unused_irq_timer; |
| wire ecall_insn; |
| wire mret_insn; |
| wire dret_insn; |
| wire wfi_insn; |
| wire ebrk_insn; |
| wire csr_pipe_flush; |
| wire instr_fetch_err; |
| assign load_err_d = load_err_i; |
| assign store_err_d = store_err_i; |
| assign ecall_insn = ecall_insn_i & instr_valid_i; |
| assign mret_insn = mret_insn_i & instr_valid_i; |
| assign dret_insn = dret_insn_i & instr_valid_i; |
| assign wfi_insn = wfi_insn_i & instr_valid_i; |
| assign ebrk_insn = ebrk_insn_i & instr_valid_i; |
| assign csr_pipe_flush = csr_pipe_flush_i & instr_valid_i; |
| assign instr_fetch_err = instr_fetch_err_i & instr_valid_i; |
| assign illegal_dret = dret_insn & ~debug_mode_q; |
| localparam [1:0] brq_pkg_PRIV_LVL_M = 2'b11; |
| assign illegal_umode = (priv_mode_i != brq_pkg_PRIV_LVL_M) & (mret_insn | (csr_mstatus_tw_i & wfi_insn)); |
| localparam [3:0] FLUSH = 6; |
| assign illegal_insn_d = ((illegal_insn_i | illegal_dret) | illegal_umode) & (ctrl_fsm_cs != FLUSH); |
| assign exc_req_d = (((ecall_insn | ebrk_insn) | illegal_insn_d) | instr_fetch_err) & (ctrl_fsm_cs != FLUSH); |
| assign exc_req_lsu = store_err_i | load_err_i; |
| assign special_req_all = ((((mret_insn | dret_insn) | wfi_insn) | csr_pipe_flush) | exc_req_d) | exc_req_lsu; |
| assign special_req_branch = instr_fetch_err & (ctrl_fsm_cs != FLUSH); |
| generate |
| if (WritebackStage) begin : g_wb_exceptions |
| always @(*) begin |
| instr_fetch_err_prio = 0; |
| illegal_insn_prio = 0; |
| ecall_insn_prio = 0; |
| ebrk_insn_prio = 0; |
| store_err_prio = 0; |
| load_err_prio = 0; |
| if (store_err_q) |
| store_err_prio = 1'b1; |
| else if (load_err_q) |
| load_err_prio = 1'b1; |
| else if (instr_fetch_err) |
| instr_fetch_err_prio = 1'b1; |
| else if (illegal_insn_q) |
| illegal_insn_prio = 1'b1; |
| else if (ecall_insn) |
| ecall_insn_prio = 1'b1; |
| else if (ebrk_insn) |
| ebrk_insn_prio = 1'b1; |
| end |
| assign wb_exception_o = ((load_err_q | store_err_q) | load_err_i) | store_err_i; |
| end |
| else begin : g_no_wb_exceptions |
| always @(*) begin |
| instr_fetch_err_prio = 0; |
| illegal_insn_prio = 0; |
| ecall_insn_prio = 0; |
| ebrk_insn_prio = 0; |
| store_err_prio = 0; |
| load_err_prio = 0; |
| if (instr_fetch_err) |
| instr_fetch_err_prio = 1'b1; |
| else if (illegal_insn_q) |
| illegal_insn_prio = 1'b1; |
| else if (ecall_insn) |
| ecall_insn_prio = 1'b1; |
| else if (ebrk_insn) |
| ebrk_insn_prio = 1'b1; |
| else if (store_err_q) |
| store_err_prio = 1'b1; |
| else if (load_err_q) |
| load_err_prio = 1'b1; |
| end |
| assign wb_exception_o = 1'b0; |
| end |
| endgenerate |
| assign enter_debug_mode = ((debug_req_i | (debug_single_step_i & instr_valid_i)) | trigger_match_i) & ~debug_mode_q; |
| localparam [1:0] brq_pkg_PRIV_LVL_U = 2'b00; |
| assign ebreak_into_debug = (priv_mode_i == brq_pkg_PRIV_LVL_M ? debug_ebreakm_i : (priv_mode_i == brq_pkg_PRIV_LVL_U ? debug_ebreaku_i : 1'b0)); |
| assign handle_irq = (~debug_mode_q & ~nmi_mode_q) & (irq_nm_i | (irq_pending_i & csr_mstatus_mie_i)); |
| always @(*) begin : gen_mfip_id |
| if (irqs_i[14]) |
| mfip_id = 4'd14; |
| else if (irqs_i[13]) |
| mfip_id = 4'd13; |
| else if (irqs_i[12]) |
| mfip_id = 4'd12; |
| else if (irqs_i[11]) |
| mfip_id = 4'd11; |
| else if (irqs_i[10]) |
| mfip_id = 4'd10; |
| else if (irqs_i[9]) |
| mfip_id = 4'd9; |
| else if (irqs_i[8]) |
| mfip_id = 4'd8; |
| else if (irqs_i[7]) |
| mfip_id = 4'd7; |
| else if (irqs_i[6]) |
| mfip_id = 4'd6; |
| else if (irqs_i[5]) |
| mfip_id = 4'd5; |
| else if (irqs_i[4]) |
| mfip_id = 4'd4; |
| else if (irqs_i[3]) |
| mfip_id = 4'd3; |
| else if (irqs_i[2]) |
| mfip_id = 4'd2; |
| else if (irqs_i[1]) |
| mfip_id = 4'd1; |
| else |
| mfip_id = 4'd0; |
| end |
| assign unused_irq_timer = irqs_i[16]; |
| localparam [3:0] BOOT_SET = 1; |
| localparam [3:0] DBG_TAKEN_ID = 9; |
| localparam [3:0] DBG_TAKEN_IF = 8; |
| localparam [3:0] DECODE = 5; |
| localparam [3:0] FIRST_FETCH = 4; |
| localparam [3:0] IRQ_TAKEN = 7; |
| localparam [3:0] RESET = 0; |
| localparam [3:0] SLEEP = 3; |
| localparam [3:0] WAIT_SLEEP = 2; |
| localparam [2:0] brq_pkg_DBG_CAUSE_EBREAK = 3'h1; |
| localparam [2:0] brq_pkg_DBG_CAUSE_HALTREQ = 3'h3; |
| localparam [2:0] brq_pkg_DBG_CAUSE_STEP = 3'h4; |
| localparam [2:0] brq_pkg_DBG_CAUSE_TRIGGER = 3'h2; |
| localparam [5:0] brq_pkg_EXC_CAUSE_BREAKPOINT = 6'b000011; |
| localparam [5:0] brq_pkg_EXC_CAUSE_ECALL_MMODE = 6'b001011; |
| localparam [5:0] brq_pkg_EXC_CAUSE_ECALL_UMODE = 6'b001000; |
| localparam [5:0] brq_pkg_EXC_CAUSE_ILLEGAL_INSN = 6'b000010; |
| localparam [5:0] brq_pkg_EXC_CAUSE_INSN_ADDR_MISA = 6'b000000; |
| localparam [5:0] brq_pkg_EXC_CAUSE_INSTR_ACCESS_FAULT = 6'b000001; |
| localparam [5:0] brq_pkg_EXC_CAUSE_IRQ_EXTERNAL_M = 6'b101011; |
| localparam [5:0] brq_pkg_EXC_CAUSE_IRQ_NM = 6'b111111; |
| localparam [5:0] brq_pkg_EXC_CAUSE_IRQ_SOFTWARE_M = 6'b100011; |
| localparam [5:0] brq_pkg_EXC_CAUSE_IRQ_TIMER_M = 6'b100111; |
| localparam [5:0] brq_pkg_EXC_CAUSE_LOAD_ACCESS_FAULT = 6'b000101; |
| localparam [5:0] brq_pkg_EXC_CAUSE_STORE_ACCESS_FAULT = 6'b000111; |
| localparam [1:0] brq_pkg_EXC_PC_DBD = 2; |
| localparam [1:0] brq_pkg_EXC_PC_DBG_EXC = 3; |
| localparam [1:0] brq_pkg_EXC_PC_EXC = 0; |
| localparam [1:0] brq_pkg_EXC_PC_IRQ = 1; |
| localparam [2:0] brq_pkg_PC_BOOT = 0; |
| localparam [2:0] brq_pkg_PC_DRET = 4; |
| localparam [2:0] brq_pkg_PC_ERET = 3; |
| localparam [2:0] brq_pkg_PC_EXC = 2; |
| localparam [2:0] brq_pkg_PC_JUMP = 1; |
| function automatic [5:0] sv2v_cast_6; |
| input reg [5:0] inp; |
| sv2v_cast_6 = inp; |
| endfunction |
| always @(*) begin |
| instr_req_o = 1'b1; |
| csr_save_if_o = 1'b0; |
| csr_save_id_o = 1'b0; |
| csr_save_wb_o = 1'b0; |
| csr_restore_mret_id_o = 1'b0; |
| csr_restore_dret_id_o = 1'b0; |
| csr_save_cause_o = 1'b0; |
| csr_mtval_o = {32 {1'sb0}}; |
| pc_mux_o = brq_pkg_PC_BOOT; |
| pc_set_o = 1'b0; |
| pc_set_spec_o = 1'b0; |
| exc_pc_mux_o = brq_pkg_EXC_PC_IRQ; |
| exc_cause_o = brq_pkg_EXC_CAUSE_INSN_ADDR_MISA; |
| ctrl_fsm_ns = ctrl_fsm_cs; |
| ctrl_busy_o = 1'b1; |
| halt_if = 1'b0; |
| retain_id = 1'b0; |
| flush_id = 1'b0; |
| debug_csr_save_o = 1'b0; |
| debug_cause_o = brq_pkg_DBG_CAUSE_EBREAK; |
| debug_mode_d = debug_mode_q; |
| nmi_mode_d = nmi_mode_q; |
| perf_tbranch_o = 1'b0; |
| perf_jump_o = 1'b0; |
| controller_run_o = 1'b0; |
| case (ctrl_fsm_cs) |
| RESET: begin |
| instr_req_o = 1'b0; |
| pc_mux_o = brq_pkg_PC_BOOT; |
| pc_set_o = 1'b1; |
| pc_set_spec_o = 1'b1; |
| ctrl_fsm_ns = BOOT_SET; |
| end |
| BOOT_SET: begin |
| instr_req_o = 1'b1; |
| pc_mux_o = brq_pkg_PC_BOOT; |
| pc_set_o = 1'b1; |
| pc_set_spec_o = 1'b1; |
| ctrl_fsm_ns = FIRST_FETCH; |
| end |
| WAIT_SLEEP: begin |
| ctrl_busy_o = 1'b0; |
| instr_req_o = 1'b0; |
| halt_if = 1'b1; |
| flush_id = 1'b1; |
| ctrl_fsm_ns = SLEEP; |
| end |
| SLEEP: begin |
| instr_req_o = 1'b0; |
| halt_if = 1'b1; |
| flush_id = 1'b1; |
| if ((((irq_nm_i || irq_pending_i) || debug_req_i) || debug_mode_q) || debug_single_step_i) |
| ctrl_fsm_ns = FIRST_FETCH; |
| else |
| ctrl_busy_o = 1'b0; |
| end |
| FIRST_FETCH: begin |
| if (id_in_ready_o) |
| ctrl_fsm_ns = DECODE; |
| if (handle_irq) begin |
| ctrl_fsm_ns = IRQ_TAKEN; |
| halt_if = 1'b1; |
| end |
| if (enter_debug_mode) begin |
| ctrl_fsm_ns = DBG_TAKEN_IF; |
| halt_if = 1'b1; |
| end |
| end |
| DECODE: begin |
| controller_run_o = 1'b1; |
| pc_mux_o = brq_pkg_PC_JUMP; |
| if (special_req_all) begin |
| retain_id = 1'b1; |
| if (ready_wb_i | wb_exception_o) |
| ctrl_fsm_ns = FLUSH; |
| end |
| if (!special_req_branch) |
| if (branch_set_i || jump_set_i) begin |
| pc_set_o = (BranchPredictor ? ~instr_bp_taken_i : 1'b1); |
| perf_tbranch_o = branch_set_i; |
| perf_jump_o = jump_set_i; |
| end |
| if ((branch_set_spec_i || jump_set_i) && !special_req_branch) |
| pc_set_spec_o = 1'b1; |
| if ((enter_debug_mode || handle_irq) && stall) |
| halt_if = 1'b1; |
| if (!stall && !special_req_all) |
| if (enter_debug_mode) begin |
| ctrl_fsm_ns = DBG_TAKEN_IF; |
| halt_if = 1'b1; |
| end |
| else if (handle_irq) begin |
| ctrl_fsm_ns = IRQ_TAKEN; |
| halt_if = 1'b1; |
| end |
| end |
| IRQ_TAKEN: begin |
| pc_mux_o = brq_pkg_PC_EXC; |
| exc_pc_mux_o = brq_pkg_EXC_PC_IRQ; |
| if (handle_irq) begin |
| pc_set_o = 1'b1; |
| pc_set_spec_o = 1'b1; |
| csr_save_if_o = 1'b1; |
| csr_save_cause_o = 1'b1; |
| if (irq_nm_i && !nmi_mode_q) begin |
| exc_cause_o = brq_pkg_EXC_CAUSE_IRQ_NM; |
| nmi_mode_d = 1'b1; |
| end |
| else if (irqs_i[14-:15] != 15'b000000000000000) |
| exc_cause_o = sv2v_cast_6({2'b11, mfip_id}); |
| else if (irqs_i[15]) |
| exc_cause_o = brq_pkg_EXC_CAUSE_IRQ_EXTERNAL_M; |
| else if (irqs_i[17]) |
| exc_cause_o = brq_pkg_EXC_CAUSE_IRQ_SOFTWARE_M; |
| else if (irqs_i[16]) |
| exc_cause_o = brq_pkg_EXC_CAUSE_IRQ_TIMER_M; |
| end |
| ctrl_fsm_ns = DECODE; |
| end |
| DBG_TAKEN_IF: begin |
| pc_mux_o = brq_pkg_PC_EXC; |
| exc_pc_mux_o = brq_pkg_EXC_PC_DBD; |
| if ((debug_single_step_i || debug_req_i) || trigger_match_i) begin |
| flush_id = 1'b1; |
| pc_set_o = 1'b1; |
| pc_set_spec_o = 1'b1; |
| csr_save_if_o = 1'b1; |
| debug_csr_save_o = 1'b1; |
| csr_save_cause_o = 1'b1; |
| if (trigger_match_i) |
| debug_cause_o = brq_pkg_DBG_CAUSE_TRIGGER; |
| else if (debug_single_step_i) |
| debug_cause_o = brq_pkg_DBG_CAUSE_STEP; |
| else |
| debug_cause_o = brq_pkg_DBG_CAUSE_HALTREQ; |
| debug_mode_d = 1'b1; |
| end |
| ctrl_fsm_ns = DECODE; |
| end |
| DBG_TAKEN_ID: begin |
| flush_id = 1'b1; |
| pc_mux_o = brq_pkg_PC_EXC; |
| pc_set_o = 1'b1; |
| pc_set_spec_o = 1'b1; |
| exc_pc_mux_o = brq_pkg_EXC_PC_DBD; |
| if (ebreak_into_debug && !debug_mode_q) begin |
| csr_save_cause_o = 1'b1; |
| csr_save_id_o = 1'b1; |
| debug_csr_save_o = 1'b1; |
| debug_cause_o = brq_pkg_DBG_CAUSE_EBREAK; |
| end |
| debug_mode_d = 1'b1; |
| ctrl_fsm_ns = DECODE; |
| end |
| FLUSH: begin |
| halt_if = 1'b1; |
| flush_id = 1'b1; |
| ctrl_fsm_ns = DECODE; |
| if ((exc_req_q || store_err_q) || load_err_q) begin |
| pc_set_o = 1'b1; |
| pc_set_spec_o = 1'b1; |
| pc_mux_o = brq_pkg_PC_EXC; |
| exc_pc_mux_o = (debug_mode_q ? brq_pkg_EXC_PC_DBG_EXC : brq_pkg_EXC_PC_EXC); |
| if (WritebackStage) begin : g_writeback_mepc_save |
| csr_save_id_o = ~(store_err_q | load_err_q); |
| csr_save_wb_o = store_err_q | load_err_q; |
| end |
| else begin : g_no_writeback_mepc_save |
| csr_save_id_o = 1'b0; |
| end |
| csr_save_cause_o = 1'b1; |
| case (1'b1) |
| instr_fetch_err_prio: begin |
| exc_cause_o = brq_pkg_EXC_CAUSE_INSTR_ACCESS_FAULT; |
| csr_mtval_o = (instr_fetch_err_plus2_i ? pc_id_i + 32'd2 : pc_id_i); |
| end |
| illegal_insn_prio: begin |
| exc_cause_o = brq_pkg_EXC_CAUSE_ILLEGAL_INSN; |
| csr_mtval_o = (instr_is_compressed_i ? {16'b0000000000000000, instr_compressed_i} : instr_i); |
| end |
| ecall_insn_prio: exc_cause_o = (priv_mode_i == brq_pkg_PRIV_LVL_M ? brq_pkg_EXC_CAUSE_ECALL_MMODE : brq_pkg_EXC_CAUSE_ECALL_UMODE); |
| ebrk_insn_prio: |
| if (debug_mode_q | ebreak_into_debug) begin |
| pc_set_o = 1'b0; |
| pc_set_spec_o = 1'b0; |
| csr_save_id_o = 1'b0; |
| csr_save_cause_o = 1'b0; |
| ctrl_fsm_ns = DBG_TAKEN_ID; |
| flush_id = 1'b0; |
| end |
| else |
| exc_cause_o = brq_pkg_EXC_CAUSE_BREAKPOINT; |
| store_err_prio: begin |
| exc_cause_o = brq_pkg_EXC_CAUSE_STORE_ACCESS_FAULT; |
| csr_mtval_o = lsu_addr_last_i; |
| end |
| load_err_prio: begin |
| exc_cause_o = brq_pkg_EXC_CAUSE_LOAD_ACCESS_FAULT; |
| csr_mtval_o = lsu_addr_last_i; |
| end |
| default: |
| ; |
| endcase |
| end |
| else if (mret_insn) begin |
| pc_mux_o = brq_pkg_PC_ERET; |
| pc_set_o = 1'b1; |
| pc_set_spec_o = 1'b1; |
| csr_restore_mret_id_o = 1'b1; |
| if (nmi_mode_q) |
| nmi_mode_d = 1'b0; |
| end |
| else if (dret_insn) begin |
| pc_mux_o = brq_pkg_PC_DRET; |
| pc_set_o = 1'b1; |
| pc_set_spec_o = 1'b1; |
| debug_mode_d = 1'b0; |
| csr_restore_dret_id_o = 1'b1; |
| end |
| else if (wfi_insn) |
| ctrl_fsm_ns = WAIT_SLEEP; |
| else if (csr_pipe_flush && handle_irq) |
| ctrl_fsm_ns = IRQ_TAKEN; |
| if (enter_debug_mode && !(ebrk_insn_prio && ebreak_into_debug)) |
| ctrl_fsm_ns = DBG_TAKEN_IF; |
| end |
| default: begin |
| instr_req_o = 1'b0; |
| ctrl_fsm_ns = RESET; |
| end |
| endcase |
| end |
| assign flush_id_o = flush_id; |
| assign debug_mode_o = debug_mode_q; |
| assign nmi_mode_o = nmi_mode_q; |
| assign stall = (stall_id_i | stall_wb_i) | fpu_busy_i; |
| assign id_in_ready_o = (~stall & ~halt_if) & ~retain_id; |
| assign instr_valid_clear_o = ~(stall | retain_id) | flush_id; |
| always @(posedge clk_i or negedge rst_ni) begin : update_regs |
| if (!rst_ni) begin |
| ctrl_fsm_cs <= RESET; |
| nmi_mode_q <= 1'b0; |
| debug_mode_q <= 1'b0; |
| load_err_q <= 1'b0; |
| store_err_q <= 1'b0; |
| exc_req_q <= 1'b0; |
| illegal_insn_q <= 1'b0; |
| end |
| else begin |
| ctrl_fsm_cs <= ctrl_fsm_ns; |
| nmi_mode_q <= nmi_mode_d; |
| debug_mode_q <= debug_mode_d; |
| load_err_q <= load_err_d; |
| store_err_q <= store_err_d; |
| exc_req_q <= exc_req_d; |
| illegal_insn_q <= illegal_insn_d; |
| end |
| end |
| endmodule |
| module brq_idu_decoder ( |
| clk_i, |
| rst_ni, |
| illegal_insn_o, |
| ebrk_insn_o, |
| mret_insn_o, |
| dret_insn_o, |
| ecall_insn_o, |
| wfi_insn_o, |
| jump_set_o, |
| branch_taken_i, |
| icache_inval_o, |
| instr_first_cycle_i, |
| instr_rdata_i, |
| instr_rdata_alu_i, |
| illegal_c_insn_i, |
| imm_a_mux_sel_o, |
| imm_b_mux_sel_o, |
| bt_a_mux_sel_o, |
| bt_b_mux_sel_o, |
| imm_i_type_o, |
| imm_s_type_o, |
| imm_b_type_o, |
| imm_u_type_o, |
| imm_j_type_o, |
| zimm_rs1_type_o, |
| rf_wdata_sel_o, |
| rf_we_o, |
| rf_raddr_a_o, |
| rf_raddr_b_o, |
| rf_waddr_o, |
| rf_ren_a_o, |
| rf_ren_b_o, |
| alu_operator_o, |
| alu_op_a_mux_sel_o, |
| alu_op_b_mux_sel_o, |
| alu_multicycle_o, |
| mult_en_o, |
| div_en_o, |
| mult_sel_o, |
| div_sel_o, |
| multdiv_operator_o, |
| multdiv_signed_mode_o, |
| csr_access_o, |
| csr_op_o, |
| data_req_o, |
| data_we_o, |
| data_type_o, |
| data_sign_extension_o, |
| jump_in_dec_o, |
| branch_in_dec_o, |
| fp_rounding_mode_o, |
| fp_rf_raddr_a_o, |
| fp_rf_raddr_b_o, |
| fp_rf_raddr_c_o, |
| fp_rf_waddr_o, |
| fp_rf_we_o, |
| fp_alu_operator_o, |
| fp_alu_op_mod_o, |
| fp_rm_dynamic_o, |
| fp_src_fmt_o, |
| fp_dst_fmt_o, |
| is_fp_instr_o, |
| use_fp_rs1_o, |
| use_fp_rs2_o, |
| use_fp_rs3_o, |
| use_fp_rd_o, |
| fp_swap_oprnds_o, |
| fp_load_o, |
| mv_instr_o |
| ); |
| parameter [0:0] RV32E = 0; |
| localparam integer brq_pkg_RV32MFast = 2; |
| parameter integer RV32M = brq_pkg_RV32MFast; |
| localparam integer brq_pkg_RV32BNone = 0; |
| parameter integer RV32B = brq_pkg_RV32BNone; |
| localparam integer brq_pkg_RV64FDouble = 2; |
| parameter integer RVF = brq_pkg_RV64FDouble; |
| parameter [0:0] BranchTargetALU = 0; |
| input wire clk_i; |
| input wire rst_ni; |
| output wire illegal_insn_o; |
| output reg ebrk_insn_o; |
| output reg mret_insn_o; |
| output reg dret_insn_o; |
| output reg ecall_insn_o; |
| output reg wfi_insn_o; |
| output reg jump_set_o; |
| input wire branch_taken_i; |
| output reg icache_inval_o; |
| input wire instr_first_cycle_i; |
| input wire [31:0] instr_rdata_i; |
| input wire [31:0] instr_rdata_alu_i; |
| input wire illegal_c_insn_i; |
| output reg imm_a_mux_sel_o; |
| output reg [2:0] imm_b_mux_sel_o; |
| output reg [1:0] bt_a_mux_sel_o; |
| output reg [2:0] bt_b_mux_sel_o; |
| output wire [31:0] imm_i_type_o; |
| output wire [31:0] imm_s_type_o; |
| output wire [31:0] imm_b_type_o; |
| output wire [31:0] imm_u_type_o; |
| output wire [31:0] imm_j_type_o; |
| output wire [31:0] zimm_rs1_type_o; |
| output reg rf_wdata_sel_o; |
| output wire rf_we_o; |
| output wire [4:0] rf_raddr_a_o; |
| output wire [4:0] rf_raddr_b_o; |
| output wire [4:0] rf_waddr_o; |
| output reg rf_ren_a_o; |
| output reg rf_ren_b_o; |
| output reg [5:0] alu_operator_o; |
| output reg [1:0] alu_op_a_mux_sel_o; |
| output reg alu_op_b_mux_sel_o; |
| output reg alu_multicycle_o; |
| output wire mult_en_o; |
| output wire div_en_o; |
| output reg mult_sel_o; |
| output reg div_sel_o; |
| output reg [1:0] multdiv_operator_o; |
| output reg [1:0] multdiv_signed_mode_o; |
| output reg csr_access_o; |
| output reg [1:0] csr_op_o; |
| output reg data_req_o; |
| output reg data_we_o; |
| output reg [1:0] data_type_o; |
| output reg data_sign_extension_o; |
| output reg jump_in_dec_o; |
| output reg branch_in_dec_o; |
| output wire [2:0] fp_rounding_mode_o; |
| output wire [4:0] fp_rf_raddr_a_o; |
| output wire [4:0] fp_rf_raddr_b_o; |
| output wire [4:0] fp_rf_raddr_c_o; |
| output wire [4:0] fp_rf_waddr_o; |
| output reg fp_rf_we_o; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| output reg [3:0] fp_alu_operator_o; |
| output reg fp_alu_op_mod_o; |
| output wire fp_rm_dynamic_o; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| output reg [1:0] fp_src_fmt_o; |
| output reg [1:0] fp_dst_fmt_o; |
| output reg is_fp_instr_o; |
| output reg use_fp_rs1_o; |
| output reg use_fp_rs2_o; |
| output reg use_fp_rs3_o; |
| output reg use_fp_rd_o; |
| output reg fp_swap_oprnds_o; |
| output reg fp_load_o; |
| output reg mv_instr_o; |
| wire fp_invalid_rm; |
| reg illegal_insn; |
| wire illegal_reg_rv32e; |
| reg csr_illegal; |
| reg rf_we; |
| wire [31:0] instr; |
| wire [31:0] instr_alu; |
| wire [4:0] instr_rs1; |
| wire [4:0] instr_rs2; |
| wire [4:0] instr_rs3; |
| wire [4:0] instr_rd; |
| reg use_rs3_d; |
| reg use_rs3_q; |
| reg [1:0] csr_op; |
| reg [6:0] opcode; |
| reg [6:0] opcode_alu; |
| assign instr = instr_rdata_alu_i; |
| assign instr_alu = instr_rdata_alu_i; |
| assign imm_i_type_o = {{20 {instr[31]}}, instr[31:20]}; |
| assign imm_s_type_o = {{20 {instr[31]}}, instr[31:25], instr[11:7]}; |
| assign imm_b_type_o = {{19 {instr[31]}}, instr[31], instr[7], instr[30:25], instr[11:8], 1'b0}; |
| assign imm_u_type_o = {instr[31:12], 12'b000000000000}; |
| assign imm_j_type_o = {{12 {instr[31]}}, instr[19:12], instr[20], instr[30:21], 1'b0}; |
| assign zimm_rs1_type_o = {27'b000000000000000000000000000, instr_rs1}; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| use_rs3_q <= 1'b0; |
| else |
| use_rs3_q <= use_rs3_d; |
| assign instr_rs1 = instr[19:15]; |
| assign instr_rs2 = instr[24:20]; |
| assign instr_rs3 = instr[31:27]; |
| assign rf_raddr_a_o = (use_rs3_q & ~instr_first_cycle_i ? instr_rs3 : instr_rs1); |
| assign rf_raddr_b_o = instr_rs2; |
| assign instr_rd = instr[11:7]; |
| assign rf_waddr_o = instr_rd; |
| assign fp_rf_raddr_a_o = instr_rs1; |
| assign fp_rf_raddr_b_o = instr_rs2; |
| assign fp_rf_raddr_c_o = instr_rs3; |
| assign fp_rf_waddr_o = instr_rd; |
| assign fp_rounding_mode_o = instr[14:12]; |
| assign fp_invalid_rm = (instr[14:12] == 3'b101 ? 1'b1 : (instr[14:12] == 3'b110 ? 1'b1 : 1'b0)); |
| assign fp_rm_dynamic_o = (instr[14:12] == 3'b111 ? 1'b1 : 1'b0); |
| localparam [1:0] brq_pkg_OP_A_REG_A = 0; |
| localparam [0:0] brq_pkg_OP_B_REG_B = 0; |
| generate |
| if (RV32E) begin : gen_rv32e_reg_check_active |
| assign illegal_reg_rv32e = ((rf_raddr_a_o[4] & (alu_op_a_mux_sel_o == brq_pkg_OP_A_REG_A)) | (rf_raddr_b_o[4] & (alu_op_b_mux_sel_o == brq_pkg_OP_B_REG_B))) | (rf_waddr_o[4] & rf_we); |
| end |
| else begin : gen_rv32e_reg_check_inactive |
| assign illegal_reg_rv32e = 1'b0; |
| end |
| endgenerate |
| localparam [1:0] brq_pkg_CSR_OP_CLEAR = 3; |
| localparam [1:0] brq_pkg_CSR_OP_READ = 0; |
| localparam [1:0] brq_pkg_CSR_OP_SET = 2; |
| always @(*) begin : csr_operand_check |
| csr_op_o = csr_op; |
| if (((csr_op == brq_pkg_CSR_OP_SET) || (csr_op == brq_pkg_CSR_OP_CLEAR)) && (instr_rs1 == {5 {1'sb0}})) |
| csr_op_o = brq_pkg_CSR_OP_READ; |
| end |
| localparam [1:0] brq_pkg_CSR_OP_WRITE = 1; |
| localparam [1:0] brq_pkg_MD_OP_DIV = 2; |
| localparam [1:0] brq_pkg_MD_OP_MULH = 1; |
| localparam [1:0] brq_pkg_MD_OP_MULL = 0; |
| localparam [1:0] brq_pkg_MD_OP_REM = 3; |
| localparam [6:0] brq_pkg_OPCODE_AUIPC = 7'h17; |
| localparam [6:0] brq_pkg_OPCODE_BRANCH = 7'h63; |
| localparam [6:0] brq_pkg_OPCODE_JAL = 7'h6f; |
| localparam [6:0] brq_pkg_OPCODE_JALR = 7'h67; |
| localparam [6:0] brq_pkg_OPCODE_LOAD = 7'h03; |
| localparam [6:0] brq_pkg_OPCODE_LOAD_FP = 7'h07; |
| localparam [6:0] brq_pkg_OPCODE_LUI = 7'h37; |
| localparam [6:0] brq_pkg_OPCODE_MADD_FP = 7'h43; |
| localparam [6:0] brq_pkg_OPCODE_MISC_MEM = 7'h0f; |
| localparam [6:0] brq_pkg_OPCODE_MSUB_FP = 7'h47; |
| localparam [6:0] brq_pkg_OPCODE_NMADD_FP = 7'h4f; |
| localparam [6:0] brq_pkg_OPCODE_NMSUB_FP = 7'h4b; |
| localparam [6:0] brq_pkg_OPCODE_OP = 7'h33; |
| localparam [6:0] brq_pkg_OPCODE_OP_FP = 7'h53; |
| localparam [6:0] brq_pkg_OPCODE_OP_IMM = 7'h13; |
| localparam [6:0] brq_pkg_OPCODE_STORE = 7'h23; |
| localparam [6:0] brq_pkg_OPCODE_STORE_FP = 7'h27; |
| localparam [6:0] brq_pkg_OPCODE_SYSTEM = 7'h73; |
| localparam [0:0] brq_pkg_RF_WD_CSR = 1; |
| localparam [0:0] brq_pkg_RF_WD_EX = 0; |
| localparam integer brq_pkg_RV32BBalanced = 1; |
| localparam integer brq_pkg_RV32BFull = 2; |
| localparam integer brq_pkg_RV32FNone = 0; |
| localparam integer brq_pkg_RV32MNone = 0; |
| localparam [1:0] fpnew_pkg_FP32 = 'd0; |
| always @(*) begin |
| jump_in_dec_o = 1'b0; |
| jump_set_o = 1'b0; |
| branch_in_dec_o = 1'b0; |
| icache_inval_o = 1'b0; |
| multdiv_operator_o = brq_pkg_MD_OP_MULL; |
| multdiv_signed_mode_o = 2'b00; |
| rf_wdata_sel_o = brq_pkg_RF_WD_EX; |
| rf_we = 1'b0; |
| rf_ren_a_o = 1'b0; |
| rf_ren_b_o = 1'b0; |
| csr_access_o = 1'b0; |
| csr_illegal = 1'b0; |
| csr_op = brq_pkg_CSR_OP_READ; |
| data_we_o = 1'b0; |
| data_type_o = 2'b00; |
| data_sign_extension_o = 1'b0; |
| data_req_o = 1'b0; |
| illegal_insn = 1'b0; |
| ebrk_insn_o = 1'b0; |
| mret_insn_o = 1'b0; |
| dret_insn_o = 1'b0; |
| ecall_insn_o = 1'b0; |
| wfi_insn_o = 1'b0; |
| fp_rf_we_o = 1'b0; |
| is_fp_instr_o = 1'b0; |
| use_fp_rs1_o = 1'b0; |
| use_fp_rs2_o = 1'b0; |
| use_fp_rs3_o = 1'b0; |
| use_fp_rd_o = 1'b0; |
| fp_load_o = 1'b0; |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| fp_dst_fmt_o = fpnew_pkg_FP32; |
| fp_swap_oprnds_o = 1'b0; |
| mv_instr_o = 1'b0; |
| opcode = instr[6:0]; |
| case (opcode) |
| brq_pkg_OPCODE_JAL: begin |
| jump_in_dec_o = 1'b1; |
| if (instr_first_cycle_i) begin |
| rf_we = BranchTargetALU; |
| jump_set_o = 1'b1; |
| end |
| else |
| rf_we = 1'b1; |
| end |
| brq_pkg_OPCODE_JALR: begin |
| jump_in_dec_o = 1'b1; |
| if (instr_first_cycle_i) begin |
| rf_we = BranchTargetALU; |
| jump_set_o = 1'b1; |
| end |
| else |
| rf_we = 1'b1; |
| if (instr[14:12] != 3'b000) |
| illegal_insn = 1'b1; |
| rf_ren_a_o = 1'b1; |
| end |
| brq_pkg_OPCODE_BRANCH: begin |
| branch_in_dec_o = 1'b1; |
| case (instr[14:12]) |
| 3'b000, 3'b001, 3'b100, 3'b101, 3'b110, 3'b111: illegal_insn = 1'b0; |
| default: illegal_insn = 1'b1; |
| endcase |
| rf_ren_a_o = 1'b1; |
| rf_ren_b_o = 1'b1; |
| end |
| brq_pkg_OPCODE_STORE: begin |
| rf_ren_a_o = 1'b1; |
| rf_ren_b_o = 1'b1; |
| data_req_o = 1'b1; |
| data_we_o = 1'b1; |
| if (instr[14]) |
| illegal_insn = 1'b1; |
| case (instr[13:12]) |
| 2'b00: data_type_o = 2'b10; |
| 2'b01: data_type_o = 2'b01; |
| 2'b10: data_type_o = 2'b00; |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| brq_pkg_OPCODE_LOAD: begin |
| rf_ren_a_o = 1'b1; |
| data_req_o = 1'b1; |
| data_type_o = 2'b00; |
| data_sign_extension_o = ~instr[14]; |
| case (instr[13:12]) |
| 2'b00: data_type_o = 2'b10; |
| 2'b01: data_type_o = 2'b01; |
| 2'b10: begin |
| data_type_o = 2'b00; |
| if (instr[14]) |
| illegal_insn = 1'b1; |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| brq_pkg_OPCODE_LUI: rf_we = 1'b1; |
| brq_pkg_OPCODE_AUIPC: rf_we = 1'b1; |
| brq_pkg_OPCODE_OP_IMM: begin |
| rf_ren_a_o = 1'b1; |
| rf_we = 1'b1; |
| case (instr[14:12]) |
| 3'b000, 3'b010, 3'b011, 3'b100, 3'b110, 3'b111: illegal_insn = 1'b0; |
| 3'b001: |
| case (instr[31:27]) |
| 5'b00000: illegal_insn = (instr[26:25] == 2'b00 ? 1'b0 : 1'b1); |
| 5'b00100, 5'b01001, 5'b00101, 5'b01101: illegal_insn = (RV32B != brq_pkg_RV32BNone ? 1'b0 : 1'b1); |
| 5'b00001: |
| if (instr[26] == 1'b0) |
| illegal_insn = (RV32B == brq_pkg_RV32BFull ? 1'b0 : 1'b1); |
| else |
| illegal_insn = 1'b1; |
| 5'b01100: |
| case (instr[26:20]) |
| 7'b0000000, 7'b0000001, 7'b0000010, 7'b0000100, 7'b0000101: illegal_insn = (RV32B != brq_pkg_RV32BNone ? 1'b0 : 1'b1); |
| 7'b0010000, 7'b0010001, 7'b0010010, 7'b0011000, 7'b0011001, 7'b0011010: illegal_insn = (RV32B == brq_pkg_RV32BFull ? 1'b0 : 1'b1); |
| default: illegal_insn = 1'b1; |
| endcase |
| default: illegal_insn = 1'b1; |
| endcase |
| 3'b101: |
| if (instr[26]) |
| illegal_insn = (RV32B != brq_pkg_RV32BNone ? 1'b0 : 1'b1); |
| else |
| case (instr[31:27]) |
| 5'b00000, 5'b01000: illegal_insn = (instr[26:25] == 2'b00 ? 1'b0 : 1'b1); |
| 5'b00100, 5'b01100, 5'b01001: illegal_insn = (RV32B != brq_pkg_RV32BNone ? 1'b0 : 1'b1); |
| 5'b01101: |
| if (RV32B == brq_pkg_RV32BFull) |
| illegal_insn = 1'b0; |
| else |
| case (instr[24:20]) |
| 5'b11111, 5'b11000: illegal_insn = (RV32B == brq_pkg_RV32BBalanced ? 1'b0 : 1'b1); |
| default: illegal_insn = 1'b1; |
| endcase |
| 5'b00101: |
| if (RV32B == brq_pkg_RV32BFull) |
| illegal_insn = 1'b0; |
| else if (instr[24:20] == 5'b00111) |
| illegal_insn = (RV32B == brq_pkg_RV32BBalanced ? 1'b0 : 1'b1); |
| 5'b00001: |
| if (instr[26] == 1'b0) |
| illegal_insn = (RV32B == brq_pkg_RV32BFull ? 1'b0 : 1'b1); |
| else |
| illegal_insn = 1'b1; |
| default: illegal_insn = 1'b1; |
| endcase |
| endcase |
| end |
| brq_pkg_OPCODE_OP: begin |
| rf_ren_a_o = 1'b1; |
| rf_ren_b_o = 1'b1; |
| rf_we = 1'b1; |
| if ({instr[26], instr[13:12]} == 3'b101) |
| illegal_insn = (RV32B != brq_pkg_RV32BNone ? 1'b0 : 1'b1); |
| else |
| case ({instr[31:25], instr[14:12]}) |
| 10'b0000000000, 10'b0100000000, 10'b0000000010, 10'b0000000011, 10'b0000000100, 10'b0000000110, 10'b0000000111, 10'b0000000001, 10'b0000000101, 10'b0100000101: illegal_insn = 1'b0; |
| 10'b0100000111, 10'b0100000110, 10'b0100000100, 10'b0010000001, 10'b0010000101, 10'b0110000001, 10'b0110000101, 10'b0000101100, 10'b0000101101, 10'b0000101110, 10'b0000101111, 10'b0000100100, 10'b0100100100, 10'b0000100111, 10'b0100100001, 10'b0010100001, 10'b0110100001, 10'b0100100101, 10'b0100100111: illegal_insn = (RV32B != brq_pkg_RV32BNone ? 1'b0 : 1'b1); |
| 10'b0100100110, 10'b0000100110, 10'b0110100101, 10'b0010100101, 10'b0000100001, 10'b0000100101, 10'b0000101001, 10'b0000101010, 10'b0000101011: illegal_insn = (RV32B == brq_pkg_RV32BFull ? 1'b0 : 1'b1); |
| 10'b0000001000: begin |
| multdiv_operator_o = brq_pkg_MD_OP_MULL; |
| multdiv_signed_mode_o = 2'b00; |
| illegal_insn = (RV32M == brq_pkg_RV32MNone ? 1'b1 : 1'b0); |
| end |
| 10'b0000001001: begin |
| multdiv_operator_o = brq_pkg_MD_OP_MULH; |
| multdiv_signed_mode_o = 2'b11; |
| illegal_insn = (RV32M == brq_pkg_RV32MNone ? 1'b1 : 1'b0); |
| end |
| 10'b0000001010: begin |
| multdiv_operator_o = brq_pkg_MD_OP_MULH; |
| multdiv_signed_mode_o = 2'b01; |
| illegal_insn = (RV32M == brq_pkg_RV32MNone ? 1'b1 : 1'b0); |
| end |
| 10'b0000001011: begin |
| multdiv_operator_o = brq_pkg_MD_OP_MULH; |
| multdiv_signed_mode_o = 2'b00; |
| illegal_insn = (RV32M == brq_pkg_RV32MNone ? 1'b1 : 1'b0); |
| end |
| 10'b0000001100: begin |
| multdiv_operator_o = brq_pkg_MD_OP_DIV; |
| multdiv_signed_mode_o = 2'b11; |
| illegal_insn = (RV32M == brq_pkg_RV32MNone ? 1'b1 : 1'b0); |
| end |
| 10'b0000001101: begin |
| multdiv_operator_o = brq_pkg_MD_OP_DIV; |
| multdiv_signed_mode_o = 2'b00; |
| illegal_insn = (RV32M == brq_pkg_RV32MNone ? 1'b1 : 1'b0); |
| end |
| 10'b0000001110: begin |
| multdiv_operator_o = brq_pkg_MD_OP_REM; |
| multdiv_signed_mode_o = 2'b11; |
| illegal_insn = (RV32M == brq_pkg_RV32MNone ? 1'b1 : 1'b0); |
| end |
| 10'b0000001111: begin |
| multdiv_operator_o = brq_pkg_MD_OP_REM; |
| multdiv_signed_mode_o = 2'b00; |
| illegal_insn = (RV32M == brq_pkg_RV32MNone ? 1'b1 : 1'b0); |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| brq_pkg_OPCODE_MISC_MEM: |
| case (instr[14:12]) |
| 3'b000: rf_we = 1'b0; |
| 3'b001: begin |
| jump_in_dec_o = 1'b1; |
| rf_we = 1'b0; |
| if (instr_first_cycle_i) begin |
| jump_set_o = 1'b1; |
| icache_inval_o = 1'b1; |
| end |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| brq_pkg_OPCODE_SYSTEM: |
| if (instr[14:12] == 3'b000) begin |
| case (instr[31:20]) |
| 12'h000: ecall_insn_o = 1'b1; |
| 12'h001: ebrk_insn_o = 1'b1; |
| 12'h302: mret_insn_o = 1'b1; |
| 12'h7b2: dret_insn_o = 1'b1; |
| 12'h105: wfi_insn_o = 1'b1; |
| default: illegal_insn = 1'b1; |
| endcase |
| if ((instr_rs1 != 5'b00000) || (instr_rd != 5'b00000)) |
| illegal_insn = 1'b1; |
| end |
| else begin |
| csr_access_o = 1'b1; |
| rf_wdata_sel_o = brq_pkg_RF_WD_CSR; |
| rf_we = 1'b1; |
| if (~instr[14]) |
| rf_ren_a_o = 1'b1; |
| case (instr[13:12]) |
| 2'b01: csr_op = brq_pkg_CSR_OP_WRITE; |
| 2'b10: csr_op = brq_pkg_CSR_OP_SET; |
| 2'b11: csr_op = brq_pkg_CSR_OP_CLEAR; |
| default: csr_illegal = 1'b1; |
| endcase |
| illegal_insn = csr_illegal; |
| end |
| brq_pkg_OPCODE_STORE_FP: begin |
| data_req_o = 1'b1; |
| data_we_o = 1'b1; |
| data_type_o = 2'b00; |
| use_fp_rs2_o = 1'b1; |
| case (instr[14:12]) |
| 3'b011: illegal_insn = (RVF == brq_pkg_RV64FDouble ? 1'b0 : 1'b1); |
| 3'b010: begin |
| illegal_insn = (RVF == brq_pkg_RV32FNone ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| brq_pkg_OPCODE_LOAD_FP: begin |
| data_req_o = 1'b1; |
| data_type_o = 2'b00; |
| fp_load_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| case (instr[14:12]) |
| 3'b011: illegal_insn = (RVF == brq_pkg_RV64FDouble ? 1'b0 : 1'b1); |
| 3'b010: begin |
| illegal_insn = (RVF == brq_pkg_RV32FNone ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| brq_pkg_OPCODE_MADD_FP, brq_pkg_OPCODE_MSUB_FP, brq_pkg_OPCODE_NMSUB_FP, brq_pkg_OPCODE_NMADD_FP: begin |
| fp_rf_we_o = 1'b1; |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| is_fp_instr_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rs3_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| case (instr[26:25]) |
| 1: illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| 0: begin |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| brq_pkg_OPCODE_OP_FP: begin |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| is_fp_instr_o = 1'b1; |
| case (instr[31:25]) |
| 7'b0000001, 7'b0000101: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| fp_swap_oprnds_o = 1'b1; |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b0001001, 7'b0001101: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b0000000, 7'b0000100: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| fp_swap_oprnds_o = 1'b1; |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| 7'b0001000, 7'b0001100: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| 7'b0101101: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~|instr[24:20]) |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b0101100: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~|instr[24:20]) begin |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| end |
| 7'b0010001: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~(instr[14] | &instr[13:12])) |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b0010000: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~(instr[14] | &instr[13:12])) begin |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| end |
| 7'b0010101: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~|instr[14:13]) |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b0010100: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~|instr[14:13]) begin |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| end |
| 7'b0100000: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~(|instr[24:21] | ~instr[20])) |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b1100000: begin |
| rf_we = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| if (~|instr[24:21]) begin |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| end |
| 7'b0100001: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~|instr[24:20]) |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b1110000: begin |
| rf_we = 1'b1; |
| case ({instr[24:20], instr[14:12]}) |
| 8'b00000000: begin |
| use_fp_rs1_o = 1'b1; |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| mv_instr_o = 1'b1; |
| end |
| 8'b00000001: begin |
| use_fp_rs1_o = 1'b1; |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| 7'b1010001: begin |
| rf_we = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| if (~instr[14] | &instr[13:12]) |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b1010000: begin |
| rf_we = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| use_fp_rs2_o = 1'b1; |
| if (~instr[14] | &instr[13:12]) begin |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| end |
| 7'b1110001: begin |
| rf_we = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| case ({instr[24:20], instr[14:12]}) |
| 8'b00000001: illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| 7'b1100001: begin |
| rf_we = 1'b1; |
| use_fp_rs1_o = 1'b1; |
| if (~|instr[24:21]) |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b1101000: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~|instr[24:21]) begin |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| end |
| 7'b1111001: begin |
| rf_we = 1'b1; |
| use_fp_rd_o = 1'b1; |
| if (~|instr[24:21]) |
| illegal_insn = ((RVF == brq_pkg_RV64FDouble) & fp_invalid_rm ? 1'b0 : 1'b1); |
| end |
| 7'b1111000: begin |
| fp_rf_we_o = 1'b1; |
| use_fp_rd_o = 1'b1; |
| mv_instr_o = 1'b1; |
| if (~(|instr[24:20]) | |instr[14:12]) begin |
| illegal_insn = ((RVF == brq_pkg_RV32FNone) & ~fp_invalid_rm ? 1'b1 : 1'b0); |
| fp_src_fmt_o = fpnew_pkg_FP32; |
| end |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| end |
| default: illegal_insn = 1'b1; |
| endcase |
| if (illegal_c_insn_i) |
| illegal_insn = 1'b1; |
| if (illegal_insn) begin |
| rf_we = 1'b0; |
| data_req_o = 1'b0; |
| data_we_o = 1'b0; |
| jump_in_dec_o = 1'b0; |
| jump_set_o = 1'b0; |
| branch_in_dec_o = 1'b0; |
| csr_access_o = 1'b0; |
| fp_rf_we_o = 1'b0; |
| end |
| end |
| localparam [5:0] brq_pkg_ALU_ADD = 0; |
| localparam [5:0] brq_pkg_ALU_AND = 4; |
| localparam [5:0] brq_pkg_ALU_ANDN = 7; |
| localparam [5:0] brq_pkg_ALU_BDEP = 48; |
| localparam [5:0] brq_pkg_ALU_BEXT = 47; |
| localparam [5:0] brq_pkg_ALU_BFP = 49; |
| localparam [5:0] brq_pkg_ALU_CLMUL = 50; |
| localparam [5:0] brq_pkg_ALU_CLMULH = 52; |
| localparam [5:0] brq_pkg_ALU_CLMULR = 51; |
| localparam [5:0] brq_pkg_ALU_CLZ = 34; |
| localparam [5:0] brq_pkg_ALU_CMIX = 40; |
| localparam [5:0] brq_pkg_ALU_CMOV = 39; |
| localparam [5:0] brq_pkg_ALU_CRC32C_B = 54; |
| localparam [5:0] brq_pkg_ALU_CRC32C_H = 56; |
| localparam [5:0] brq_pkg_ALU_CRC32C_W = 58; |
| localparam [5:0] brq_pkg_ALU_CRC32_B = 53; |
| localparam [5:0] brq_pkg_ALU_CRC32_H = 55; |
| localparam [5:0] brq_pkg_ALU_CRC32_W = 57; |
| localparam [5:0] brq_pkg_ALU_CTZ = 35; |
| localparam [5:0] brq_pkg_ALU_EQ = 23; |
| localparam [5:0] brq_pkg_ALU_FSL = 41; |
| localparam [5:0] brq_pkg_ALU_FSR = 42; |
| localparam [5:0] brq_pkg_ALU_GE = 21; |
| localparam [5:0] brq_pkg_ALU_GEU = 22; |
| localparam [5:0] brq_pkg_ALU_GORC = 16; |
| localparam [5:0] brq_pkg_ALU_GREV = 15; |
| localparam [5:0] brq_pkg_ALU_LT = 19; |
| localparam [5:0] brq_pkg_ALU_LTU = 20; |
| localparam [5:0] brq_pkg_ALU_MAX = 27; |
| localparam [5:0] brq_pkg_ALU_MAXU = 28; |
| localparam [5:0] brq_pkg_ALU_MIN = 25; |
| localparam [5:0] brq_pkg_ALU_MINU = 26; |
| localparam [5:0] brq_pkg_ALU_NE = 24; |
| localparam [5:0] brq_pkg_ALU_OR = 3; |
| localparam [5:0] brq_pkg_ALU_ORN = 6; |
| localparam [5:0] brq_pkg_ALU_PACK = 29; |
| localparam [5:0] brq_pkg_ALU_PACKH = 31; |
| localparam [5:0] brq_pkg_ALU_PACKU = 30; |
| localparam [5:0] brq_pkg_ALU_PCNT = 36; |
| localparam [5:0] brq_pkg_ALU_ROL = 14; |
| localparam [5:0] brq_pkg_ALU_ROR = 13; |
| localparam [5:0] brq_pkg_ALU_SBCLR = 44; |
| localparam [5:0] brq_pkg_ALU_SBEXT = 46; |
| localparam [5:0] brq_pkg_ALU_SBINV = 45; |
| localparam [5:0] brq_pkg_ALU_SBSET = 43; |
| localparam [5:0] brq_pkg_ALU_SEXTB = 32; |
| localparam [5:0] brq_pkg_ALU_SEXTH = 33; |
| localparam [5:0] brq_pkg_ALU_SHFL = 17; |
| localparam [5:0] brq_pkg_ALU_SLL = 10; |
| localparam [5:0] brq_pkg_ALU_SLO = 12; |
| localparam [5:0] brq_pkg_ALU_SLT = 37; |
| localparam [5:0] brq_pkg_ALU_SLTU = 38; |
| localparam [5:0] brq_pkg_ALU_SRA = 8; |
| localparam [5:0] brq_pkg_ALU_SRL = 9; |
| localparam [5:0] brq_pkg_ALU_SRO = 11; |
| localparam [5:0] brq_pkg_ALU_SUB = 1; |
| localparam [5:0] brq_pkg_ALU_UNSHFL = 18; |
| localparam [5:0] brq_pkg_ALU_XNOR = 5; |
| localparam [5:0] brq_pkg_ALU_XOR = 2; |
| localparam [0:0] brq_pkg_IMM_A_Z = 0; |
| localparam [0:0] brq_pkg_IMM_A_ZERO = 1; |
| localparam [2:0] brq_pkg_IMM_B_B = 2; |
| localparam [2:0] brq_pkg_IMM_B_I = 0; |
| localparam [2:0] brq_pkg_IMM_B_INCR_PC = 5; |
| localparam [2:0] brq_pkg_IMM_B_J = 4; |
| localparam [2:0] brq_pkg_IMM_B_S = 1; |
| localparam [2:0] brq_pkg_IMM_B_U = 3; |
| localparam [1:0] brq_pkg_OP_A_CURRPC = 2; |
| localparam [1:0] brq_pkg_OP_A_IMM = 3; |
| localparam [0:0] brq_pkg_OP_B_IMM = 1; |
| localparam [3:0] fpnew_pkg_ADD = 2; |
| localparam [3:0] fpnew_pkg_CLASSIFY = 9; |
| localparam [3:0] fpnew_pkg_CMP = 8; |
| localparam [3:0] fpnew_pkg_DIV = 4; |
| localparam [3:0] fpnew_pkg_F2F = 10; |
| localparam [3:0] fpnew_pkg_F2I = 11; |
| localparam [3:0] fpnew_pkg_FMADD = 0; |
| localparam [3:0] fpnew_pkg_FNMSUB = 1; |
| localparam [3:0] fpnew_pkg_I2F = 12; |
| localparam [3:0] fpnew_pkg_MINMAX = 7; |
| localparam [3:0] fpnew_pkg_MUL = 3; |
| localparam [3:0] fpnew_pkg_SGNJ = 6; |
| localparam [3:0] fpnew_pkg_SQRT = 5; |
| always @(*) begin |
| alu_operator_o = brq_pkg_ALU_SLTU; |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_IMM; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_a_mux_sel_o = brq_pkg_IMM_A_ZERO; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_I; |
| bt_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| bt_b_mux_sel_o = brq_pkg_IMM_B_I; |
| opcode_alu = instr_alu[6:0]; |
| use_rs3_d = 1'b0; |
| alu_multicycle_o = 1'b0; |
| mult_sel_o = 1'b0; |
| div_sel_o = 1'b0; |
| fp_alu_op_mod_o = 1'b0; |
| fp_alu_operator_o = fpnew_pkg_FMADD; |
| case (opcode_alu) |
| brq_pkg_OPCODE_JAL: begin |
| if (BranchTargetALU) begin |
| bt_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| bt_b_mux_sel_o = brq_pkg_IMM_B_J; |
| end |
| if (instr_first_cycle_i && !BranchTargetALU) begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_J; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| end |
| else begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_INCR_PC; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| end |
| end |
| brq_pkg_OPCODE_JALR: begin |
| if (BranchTargetALU) begin |
| bt_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| bt_b_mux_sel_o = brq_pkg_IMM_B_I; |
| end |
| if (instr_first_cycle_i && !BranchTargetALU) begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_I; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| end |
| else begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_INCR_PC; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| end |
| end |
| brq_pkg_OPCODE_BRANCH: begin |
| case (instr_alu[14:12]) |
| 3'b000: alu_operator_o = brq_pkg_ALU_EQ; |
| 3'b001: alu_operator_o = brq_pkg_ALU_NE; |
| 3'b100: alu_operator_o = brq_pkg_ALU_LT; |
| 3'b101: alu_operator_o = brq_pkg_ALU_GE; |
| 3'b110: alu_operator_o = brq_pkg_ALU_LTU; |
| 3'b111: alu_operator_o = brq_pkg_ALU_GEU; |
| default: |
| ; |
| endcase |
| if (BranchTargetALU) begin |
| bt_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| bt_b_mux_sel_o = (branch_taken_i ? brq_pkg_IMM_B_B : brq_pkg_IMM_B_INCR_PC); |
| end |
| if (instr_first_cycle_i) begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_REG_B; |
| end |
| else begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = (branch_taken_i ? brq_pkg_IMM_B_B : brq_pkg_IMM_B_INCR_PC); |
| alu_operator_o = brq_pkg_ALU_ADD; |
| end |
| end |
| brq_pkg_OPCODE_STORE: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_REG_B; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| if (!instr_alu[14]) begin |
| imm_b_mux_sel_o = brq_pkg_IMM_B_S; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| end |
| end |
| brq_pkg_OPCODE_LOAD: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_I; |
| end |
| brq_pkg_OPCODE_LUI: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_IMM; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_a_mux_sel_o = brq_pkg_IMM_A_ZERO; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_U; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| end |
| brq_pkg_OPCODE_AUIPC: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_U; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| end |
| brq_pkg_OPCODE_OP_IMM: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_I; |
| case (instr_alu[14:12]) |
| 3'b000: alu_operator_o = brq_pkg_ALU_ADD; |
| 3'b010: alu_operator_o = brq_pkg_ALU_SLT; |
| 3'b011: alu_operator_o = brq_pkg_ALU_SLTU; |
| 3'b100: alu_operator_o = brq_pkg_ALU_XOR; |
| 3'b110: alu_operator_o = brq_pkg_ALU_OR; |
| 3'b111: alu_operator_o = brq_pkg_ALU_AND; |
| 3'b001: |
| if (RV32B != brq_pkg_RV32BNone) |
| case (instr_alu[31:27]) |
| 5'b00000: alu_operator_o = brq_pkg_ALU_SLL; |
| 5'b00100: alu_operator_o = brq_pkg_ALU_SLO; |
| 5'b01001: alu_operator_o = brq_pkg_ALU_SBCLR; |
| 5'b00101: alu_operator_o = brq_pkg_ALU_SBSET; |
| 5'b01101: alu_operator_o = brq_pkg_ALU_SBINV; |
| 5'b00001: |
| if (instr_alu[26] == 0) |
| alu_operator_o = brq_pkg_ALU_SHFL; |
| 5'b01100: |
| case (instr_alu[26:20]) |
| 7'b0000000: alu_operator_o = brq_pkg_ALU_CLZ; |
| 7'b0000001: alu_operator_o = brq_pkg_ALU_CTZ; |
| 7'b0000010: alu_operator_o = brq_pkg_ALU_PCNT; |
| 7'b0000100: alu_operator_o = brq_pkg_ALU_SEXTB; |
| 7'b0000101: alu_operator_o = brq_pkg_ALU_SEXTH; |
| 7'b0010000: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| alu_operator_o = brq_pkg_ALU_CRC32_B; |
| alu_multicycle_o = 1'b1; |
| end |
| 7'b0010001: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| alu_operator_o = brq_pkg_ALU_CRC32_H; |
| alu_multicycle_o = 1'b1; |
| end |
| 7'b0010010: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| alu_operator_o = brq_pkg_ALU_CRC32_W; |
| alu_multicycle_o = 1'b1; |
| end |
| 7'b0011000: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| alu_operator_o = brq_pkg_ALU_CRC32C_B; |
| alu_multicycle_o = 1'b1; |
| end |
| 7'b0011001: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| alu_operator_o = brq_pkg_ALU_CRC32C_H; |
| alu_multicycle_o = 1'b1; |
| end |
| 7'b0011010: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| alu_operator_o = brq_pkg_ALU_CRC32C_W; |
| alu_multicycle_o = 1'b1; |
| end |
| default: |
| ; |
| endcase |
| default: |
| ; |
| endcase |
| else |
| alu_operator_o = brq_pkg_ALU_SLL; |
| 3'b101: |
| if (RV32B != brq_pkg_RV32BNone) begin |
| if (instr_alu[26] == 1'b1) begin |
| alu_operator_o = brq_pkg_ALU_FSR; |
| alu_multicycle_o = 1'b1; |
| if (instr_first_cycle_i) |
| use_rs3_d = 1'b1; |
| else |
| use_rs3_d = 1'b0; |
| end |
| else |
| case (instr_alu[31:27]) |
| 5'b00000: alu_operator_o = brq_pkg_ALU_SRL; |
| 5'b01000: alu_operator_o = brq_pkg_ALU_SRA; |
| 5'b00100: alu_operator_o = brq_pkg_ALU_SRO; |
| 5'b01001: alu_operator_o = brq_pkg_ALU_SBEXT; |
| 5'b01100: begin |
| alu_operator_o = brq_pkg_ALU_ROR; |
| alu_multicycle_o = 1'b1; |
| end |
| 5'b01101: alu_operator_o = brq_pkg_ALU_GREV; |
| 5'b00101: alu_operator_o = brq_pkg_ALU_GORC; |
| 5'b00001: |
| if (RV32B == brq_pkg_RV32BFull) |
| if (instr_alu[26] == 1'b0) |
| alu_operator_o = brq_pkg_ALU_UNSHFL; |
| default: |
| ; |
| endcase |
| end |
| else if (instr_alu[31:27] == 5'b00000) |
| alu_operator_o = brq_pkg_ALU_SRL; |
| else if (instr_alu[31:27] == 5'b01000) |
| alu_operator_o = brq_pkg_ALU_SRA; |
| endcase |
| end |
| brq_pkg_OPCODE_OP: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_REG_B; |
| if (instr_alu[26]) begin |
| if (RV32B != brq_pkg_RV32BNone) |
| case ({instr_alu[26:25], instr_alu[14:12]}) |
| 5'b11001: begin |
| alu_operator_o = brq_pkg_ALU_CMIX; |
| alu_multicycle_o = 1'b1; |
| if (instr_first_cycle_i) |
| use_rs3_d = 1'b1; |
| else |
| use_rs3_d = 1'b0; |
| end |
| 5'b11101: begin |
| alu_operator_o = brq_pkg_ALU_CMOV; |
| alu_multicycle_o = 1'b1; |
| if (instr_first_cycle_i) |
| use_rs3_d = 1'b1; |
| else |
| use_rs3_d = 1'b0; |
| end |
| 5'b10001: begin |
| alu_operator_o = brq_pkg_ALU_FSL; |
| alu_multicycle_o = 1'b1; |
| if (instr_first_cycle_i) |
| use_rs3_d = 1'b1; |
| else |
| use_rs3_d = 1'b0; |
| end |
| 5'b10101: begin |
| alu_operator_o = brq_pkg_ALU_FSR; |
| alu_multicycle_o = 1'b1; |
| if (instr_first_cycle_i) |
| use_rs3_d = 1'b1; |
| else |
| use_rs3_d = 1'b0; |
| end |
| default: |
| ; |
| endcase |
| end |
| else |
| case ({instr_alu[31:25], instr_alu[14:12]}) |
| 10'b0000000000: alu_operator_o = brq_pkg_ALU_ADD; |
| 10'b0100000000: alu_operator_o = brq_pkg_ALU_SUB; |
| 10'b0000000010: alu_operator_o = brq_pkg_ALU_SLT; |
| 10'b0000000011: alu_operator_o = brq_pkg_ALU_SLTU; |
| 10'b0000000100: alu_operator_o = brq_pkg_ALU_XOR; |
| 10'b0000000110: alu_operator_o = brq_pkg_ALU_OR; |
| 10'b0000000111: alu_operator_o = brq_pkg_ALU_AND; |
| 10'b0000000001: alu_operator_o = brq_pkg_ALU_SLL; |
| 10'b0000000101: alu_operator_o = brq_pkg_ALU_SRL; |
| 10'b0100000101: alu_operator_o = brq_pkg_ALU_SRA; |
| 10'b0010000001: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_SLO; |
| 10'b0010000101: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_SRO; |
| 10'b0110000001: |
| if (RV32B != brq_pkg_RV32BNone) begin |
| alu_operator_o = brq_pkg_ALU_ROL; |
| alu_multicycle_o = 1'b1; |
| end |
| 10'b0110000101: |
| if (RV32B != brq_pkg_RV32BNone) begin |
| alu_operator_o = brq_pkg_ALU_ROR; |
| alu_multicycle_o = 1'b1; |
| end |
| 10'b0000101100: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_MIN; |
| 10'b0000101101: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_MAX; |
| 10'b0000101110: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_MINU; |
| 10'b0000101111: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_MAXU; |
| 10'b0000100100: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_PACK; |
| 10'b0100100100: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_PACKU; |
| 10'b0000100111: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_PACKH; |
| 10'b0100000100: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_XNOR; |
| 10'b0100000110: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_ORN; |
| 10'b0100000111: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_ANDN; |
| 10'b0100100001: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_SBCLR; |
| 10'b0010100001: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_SBSET; |
| 10'b0110100001: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_SBINV; |
| 10'b0100100101: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_SBEXT; |
| 10'b0100100111: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_BFP; |
| 10'b0110100101: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_GREV; |
| 10'b0010100101: |
| if (RV32B != brq_pkg_RV32BNone) |
| alu_operator_o = brq_pkg_ALU_GORC; |
| 10'b0000100001: |
| if (RV32B == brq_pkg_RV32BFull) |
| alu_operator_o = brq_pkg_ALU_SHFL; |
| 10'b0000100101: |
| if (RV32B == brq_pkg_RV32BFull) |
| alu_operator_o = brq_pkg_ALU_UNSHFL; |
| 10'b0000101001: |
| if (RV32B == brq_pkg_RV32BFull) |
| alu_operator_o = brq_pkg_ALU_CLMUL; |
| 10'b0000101010: |
| if (RV32B == brq_pkg_RV32BFull) |
| alu_operator_o = brq_pkg_ALU_CLMULR; |
| 10'b0000101011: |
| if (RV32B == brq_pkg_RV32BFull) |
| alu_operator_o = brq_pkg_ALU_CLMULH; |
| 10'b0100100110: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| alu_operator_o = brq_pkg_ALU_BDEP; |
| alu_multicycle_o = 1'b1; |
| end |
| 10'b0000100110: |
| if (RV32B == brq_pkg_RV32BFull) begin |
| alu_operator_o = brq_pkg_ALU_BEXT; |
| alu_multicycle_o = 1'b1; |
| end |
| 10'b0000001000: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| mult_sel_o = (RV32M == brq_pkg_RV32MNone ? 1'b0 : 1'b1); |
| end |
| 10'b0000001001: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| mult_sel_o = (RV32M == brq_pkg_RV32MNone ? 1'b0 : 1'b1); |
| end |
| 10'b0000001010: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| mult_sel_o = (RV32M == brq_pkg_RV32MNone ? 1'b0 : 1'b1); |
| end |
| 10'b0000001011: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| mult_sel_o = (RV32M == brq_pkg_RV32MNone ? 1'b0 : 1'b1); |
| end |
| 10'b0000001100: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| div_sel_o = (RV32M == brq_pkg_RV32MNone ? 1'b0 : 1'b1); |
| end |
| 10'b0000001101: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| div_sel_o = (RV32M == brq_pkg_RV32MNone ? 1'b0 : 1'b1); |
| end |
| 10'b0000001110: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| div_sel_o = (RV32M == brq_pkg_RV32MNone ? 1'b0 : 1'b1); |
| end |
| 10'b0000001111: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| div_sel_o = (RV32M == brq_pkg_RV32MNone ? 1'b0 : 1'b1); |
| end |
| default: |
| ; |
| endcase |
| end |
| brq_pkg_OPCODE_MISC_MEM: |
| case (instr_alu[14:12]) |
| 3'b000: begin |
| alu_operator_o = brq_pkg_ALU_ADD; |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| end |
| 3'b001: |
| if (BranchTargetALU) begin |
| bt_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| bt_b_mux_sel_o = brq_pkg_IMM_B_INCR_PC; |
| end |
| else begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_CURRPC; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_INCR_PC; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| end |
| default: |
| ; |
| endcase |
| brq_pkg_OPCODE_SYSTEM: |
| if (instr_alu[14:12] == 3'b000) begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| end |
| else begin |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_a_mux_sel_o = brq_pkg_IMM_A_Z; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_I; |
| if (instr_alu[14]) |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_IMM; |
| else |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| end |
| brq_pkg_OPCODE_STORE_FP: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_REG_B; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| case (instr[14:12]) |
| 3'b011: begin |
| imm_b_mux_sel_o = brq_pkg_IMM_B_S; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| end |
| 3'b010: begin |
| imm_b_mux_sel_o = brq_pkg_IMM_B_S; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| end |
| default: |
| ; |
| endcase |
| end |
| brq_pkg_OPCODE_LOAD_FP: |
| case (instr[14:12]) |
| 3'b011: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_I; |
| end |
| 3'b010: begin |
| alu_op_a_mux_sel_o = brq_pkg_OP_A_REG_A; |
| alu_operator_o = brq_pkg_ALU_ADD; |
| alu_op_b_mux_sel_o = brq_pkg_OP_B_IMM; |
| imm_b_mux_sel_o = brq_pkg_IMM_B_I; |
| end |
| default: |
| ; |
| endcase |
| brq_pkg_OPCODE_MADD_FP: |
| case (instr[26:25]) |
| 1: begin |
| fp_alu_operator_o = fpnew_pkg_FMADD; |
| fp_alu_op_mod_o = 1'b0; |
| end |
| 0: begin |
| fp_alu_operator_o = fpnew_pkg_FMADD; |
| fp_alu_op_mod_o = 1'b0; |
| end |
| default: |
| ; |
| endcase |
| brq_pkg_OPCODE_MSUB_FP: |
| case (instr[26:25]) |
| 1: begin |
| fp_alu_operator_o = fpnew_pkg_FMADD; |
| fp_alu_op_mod_o = 1'b1; |
| end |
| 0: begin |
| fp_alu_operator_o = fpnew_pkg_FMADD; |
| fp_alu_op_mod_o = 1'b1; |
| end |
| default: |
| ; |
| endcase |
| brq_pkg_OPCODE_NMSUB_FP: |
| case (instr[26:25]) |
| 1: fp_alu_operator_o = fpnew_pkg_FNMSUB; |
| 0: fp_alu_operator_o = fpnew_pkg_FNMSUB; |
| default: |
| ; |
| endcase |
| brq_pkg_OPCODE_NMADD_FP: |
| case (instr[26:25]) |
| 1: begin |
| fp_alu_operator_o = fpnew_pkg_FNMSUB; |
| fp_alu_op_mod_o = 1'b1; |
| end |
| 0: begin |
| fp_alu_operator_o = fpnew_pkg_FNMSUB; |
| fp_alu_op_mod_o = 1'b1; |
| end |
| default: |
| ; |
| endcase |
| brq_pkg_OPCODE_OP_FP: |
| case (instr[31:25]) |
| 7'b0000001: fp_alu_operator_o = fpnew_pkg_ADD; |
| 7'b0000101: begin |
| fp_alu_operator_o = fpnew_pkg_ADD; |
| fp_alu_op_mod_o = 1'b1; |
| end |
| 7'b0001001: fp_alu_operator_o = fpnew_pkg_MUL; |
| 7'b0001101: fp_alu_operator_o = fpnew_pkg_DIV; |
| 7'b0000000: fp_alu_operator_o = fpnew_pkg_ADD; |
| 7'b0000100: begin |
| fp_alu_operator_o = fpnew_pkg_ADD; |
| fp_alu_op_mod_o = 1'b1; |
| end |
| 7'b0001000: fp_alu_operator_o = fpnew_pkg_MUL; |
| 7'b0001100: fp_alu_operator_o = fpnew_pkg_DIV; |
| 7'b0101101: |
| if (~|instr[24:20]) |
| fp_alu_operator_o = fpnew_pkg_SQRT; |
| 7'b0101100: |
| if (~|instr[24:20]) |
| fp_alu_operator_o = fpnew_pkg_SQRT; |
| 7'b0010001: |
| if (~(instr[14] | &instr[13:12])) |
| fp_alu_operator_o = fpnew_pkg_SGNJ; |
| 7'b0010000: |
| if (~(instr[14] | &instr[13:12])) |
| fp_alu_operator_o = fpnew_pkg_SGNJ; |
| 7'b0010101: |
| if (~|instr[14:13]) |
| fp_alu_operator_o = fpnew_pkg_MINMAX; |
| 7'b0010100: |
| if (~|instr[14:13]) |
| fp_alu_operator_o = fpnew_pkg_MINMAX; |
| 7'b0100000: |
| if (~(|instr[24:21] | ~instr[20])) |
| fp_alu_operator_o = fpnew_pkg_F2F; |
| 7'b1100000: |
| if (~|instr[24:21]) begin |
| fp_alu_operator_o = fpnew_pkg_F2I; |
| if (instr[20]) |
| fp_alu_op_mod_o = 1'b1; |
| end |
| 7'b0100001: |
| if (~|instr[24:20]) |
| fp_alu_operator_o = fpnew_pkg_F2F; |
| 7'b1110000: |
| case ({instr[24:20], instr[14:12]}) |
| 6'b000001: fp_alu_operator_o = fpnew_pkg_CLASSIFY; |
| default: |
| ; |
| endcase |
| 7'b1010001: |
| if (~instr[14] | &instr[13:12]) |
| fp_alu_operator_o = fpnew_pkg_CMP; |
| 7'b1010000: |
| if (~instr[14] | &instr[13:12]) |
| fp_alu_operator_o = fpnew_pkg_CMP; |
| 7'b1110001: |
| case ({instr[24:20], instr[14:12]}) |
| 6'b000001: fp_alu_operator_o = fpnew_pkg_CLASSIFY; |
| default: |
| ; |
| endcase |
| 7'b1100001: |
| if (~|instr[24:21]) begin |
| fp_alu_operator_o = fpnew_pkg_F2I; |
| if (instr[20]) |
| fp_alu_op_mod_o = 1'b1; |
| end |
| 7'b1101000: |
| if (~(|instr[24:21])) begin |
| fp_alu_operator_o = fpnew_pkg_I2F; |
| if (instr[20]) |
| fp_alu_op_mod_o = 1'b1; |
| end |
| 7'b1111001: |
| if (~|instr[24:21]) begin |
| fp_alu_operator_o = fpnew_pkg_I2F; |
| if (instr[20]) |
| fp_alu_op_mod_o = 1'b1; |
| end |
| default: |
| ; |
| endcase |
| default: |
| ; |
| endcase |
| end |
| assign mult_en_o = (illegal_insn ? 1'b0 : mult_sel_o); |
| assign div_en_o = (illegal_insn ? 1'b0 : div_sel_o); |
| assign illegal_insn_o = illegal_insn | illegal_reg_rv32e; |
| assign rf_we_o = rf_we & ~illegal_reg_rv32e; |
| endmodule |
| module brq_idu ( |
| clk_i, |
| rst_ni, |
| ctrl_busy_o, |
| illegal_insn_o, |
| instr_valid_i, |
| instr_rdata_i, |
| instr_rdata_alu_i, |
| instr_rdata_c_i, |
| instr_is_compressed_i, |
| instr_req_o, |
| instr_first_cycle_id_o, |
| instr_valid_clear_o, |
| id_in_ready_o, |
| icache_inval_o, |
| branch_decision_i, |
| pc_set_o, |
| pc_set_spec_o, |
| pc_mux_o, |
| exc_pc_mux_o, |
| exc_cause_o, |
| illegal_c_insn_i, |
| instr_fetch_err_i, |
| instr_fetch_err_plus2_i, |
| pc_id_i, |
| ex_valid_i, |
| lsu_resp_valid_i, |
| alu_operator_ex_o, |
| alu_operand_a_ex_o, |
| alu_operand_b_ex_o, |
| imd_val_we_ex_i, |
| imd_val_d_ex_i, |
| imd_val_q_ex_o, |
| bt_a_operand_o, |
| bt_b_operand_o, |
| mult_en_ex_o, |
| div_en_ex_o, |
| mult_sel_ex_o, |
| div_sel_ex_o, |
| multdiv_operator_ex_o, |
| multdiv_signed_mode_ex_o, |
| multdiv_operand_a_ex_o, |
| multdiv_operand_b_ex_o, |
| multdiv_ready_id_o, |
| csr_access_o, |
| csr_op_o, |
| csr_op_en_o, |
| csr_save_if_o, |
| csr_save_id_o, |
| csr_save_wb_o, |
| csr_restore_mret_id_o, |
| csr_restore_dret_id_o, |
| csr_save_cause_o, |
| csr_mtval_o, |
| priv_mode_i, |
| csr_mstatus_tw_i, |
| illegal_csr_insn_i, |
| data_ind_timing_i, |
| lsu_req_o, |
| lsu_we_o, |
| lsu_type_o, |
| lsu_sign_ext_o, |
| lsu_wdata_o, |
| lsu_req_done_i, |
| lsu_addr_incr_req_i, |
| lsu_addr_last_i, |
| csr_mstatus_mie_i, |
| irq_pending_i, |
| irqs_i, |
| irq_nm_i, |
| nmi_mode_o, |
| lsu_load_err_i, |
| lsu_store_err_i, |
| debug_mode_o, |
| debug_cause_o, |
| debug_csr_save_o, |
| debug_req_i, |
| debug_single_step_i, |
| debug_ebreakm_i, |
| debug_ebreaku_i, |
| trigger_match_i, |
| result_ex_i, |
| csr_rdata_i, |
| rf_raddr_a_o, |
| rf_rdata_a_i, |
| rf_raddr_b_o, |
| rf_rdata_b_i, |
| rf_ren_a_o, |
| rf_ren_b_o, |
| rf_waddr_id_o, |
| rf_wdata_id_o, |
| rf_we_id_o, |
| rf_rd_a_wb_match_o, |
| rf_rd_b_wb_match_o, |
| rf_waddr_wb_i, |
| rf_wdata_fwd_wb_i, |
| rf_write_wb_i, |
| en_wb_o, |
| instr_type_wb_o, |
| instr_perf_count_id_o, |
| ready_wb_i, |
| outstanding_load_wb_i, |
| outstanding_store_wb_i, |
| perf_jump_o, |
| perf_branch_o, |
| perf_tbranch_o, |
| perf_dside_wait_o, |
| perf_mul_wait_o, |
| perf_div_wait_o, |
| instr_id_done_o, |
| fp_rounding_mode_o, |
| fp_rf_rdata_a_i, |
| fp_rf_rdata_b_i, |
| fp_rf_rdata_c_i, |
| fp_rf_raddr_a_o, |
| fp_rf_raddr_b_o, |
| fp_rf_raddr_c_o, |
| fp_rf_waddr_o, |
| fp_rf_we_o, |
| fp_alu_operator_o, |
| fp_alu_op_mod_o, |
| fp_src_fmt_o, |
| fp_dst_fmt_o, |
| fp_rm_dynamic_o, |
| fp_flush_o, |
| is_fp_instr_o, |
| use_fp_rs1_o, |
| use_fp_rs2_o, |
| use_fp_rs3_o, |
| use_fp_rd_o, |
| fpu_busy_i, |
| fp_rf_write_wb_i, |
| fp_rf_wdata_fwd_wb_i, |
| fp_operands_o, |
| fp_load_o |
| ); |
| parameter [0:0] RV32E = 0; |
| localparam integer brq_pkg_RV32MFast = 2; |
| parameter integer RV32M = brq_pkg_RV32MFast; |
| localparam integer brq_pkg_RV32BNone = 0; |
| parameter integer RV32B = brq_pkg_RV32BNone; |
| localparam integer brq_pkg_RV64FDouble = 2; |
| parameter integer RVF = brq_pkg_RV64FDouble; |
| parameter [0:0] DataIndTiming = 1'b0; |
| parameter [0:0] BranchTargetALU = 0; |
| parameter [0:0] SpecBranch = 0; |
| parameter [0:0] WritebackStage = 0; |
| parameter [0:0] BranchPredictor = 0; |
| input wire clk_i; |
| input wire rst_ni; |
| output wire ctrl_busy_o; |
| output wire illegal_insn_o; |
| input wire instr_valid_i; |
| input wire [31:0] instr_rdata_i; |
| input wire [31:0] instr_rdata_alu_i; |
| input wire [15:0] instr_rdata_c_i; |
| input wire instr_is_compressed_i; |
| output wire instr_req_o; |
| output wire instr_first_cycle_id_o; |
| output wire instr_valid_clear_o; |
| output wire id_in_ready_o; |
| output wire icache_inval_o; |
| input wire branch_decision_i; |
| output wire pc_set_o; |
| output wire pc_set_spec_o; |
| output wire [2:0] pc_mux_o; |
| output wire [1:0] exc_pc_mux_o; |
| output wire [5:0] exc_cause_o; |
| input wire illegal_c_insn_i; |
| input wire instr_fetch_err_i; |
| input wire instr_fetch_err_plus2_i; |
| input wire [31:0] pc_id_i; |
| input wire ex_valid_i; |
| input wire lsu_resp_valid_i; |
| output wire [5:0] alu_operator_ex_o; |
| output wire [31:0] alu_operand_a_ex_o; |
| output wire [31:0] alu_operand_b_ex_o; |
| input wire [1:0] imd_val_we_ex_i; |
| input wire [67:0] imd_val_d_ex_i; |
| output wire [67:0] imd_val_q_ex_o; |
| output reg [31:0] bt_a_operand_o; |
| output reg [31:0] bt_b_operand_o; |
| output wire mult_en_ex_o; |
| output wire div_en_ex_o; |
| output wire mult_sel_ex_o; |
| output wire div_sel_ex_o; |
| output wire [1:0] multdiv_operator_ex_o; |
| output wire [1:0] multdiv_signed_mode_ex_o; |
| output wire [31:0] multdiv_operand_a_ex_o; |
| output wire [31:0] multdiv_operand_b_ex_o; |
| output wire multdiv_ready_id_o; |
| output wire csr_access_o; |
| output wire [1:0] csr_op_o; |
| output wire csr_op_en_o; |
| output wire csr_save_if_o; |
| output wire csr_save_id_o; |
| output wire csr_save_wb_o; |
| output wire csr_restore_mret_id_o; |
| output wire csr_restore_dret_id_o; |
| output wire csr_save_cause_o; |
| output wire [31:0] csr_mtval_o; |
| input wire [1:0] priv_mode_i; |
| input wire csr_mstatus_tw_i; |
| input wire illegal_csr_insn_i; |
| input wire data_ind_timing_i; |
| output wire lsu_req_o; |
| output wire lsu_we_o; |
| output wire [1:0] lsu_type_o; |
| output wire lsu_sign_ext_o; |
| output wire [31:0] lsu_wdata_o; |
| input wire lsu_req_done_i; |
| input wire lsu_addr_incr_req_i; |
| input wire [31:0] lsu_addr_last_i; |
| input wire csr_mstatus_mie_i; |
| input wire irq_pending_i; |
| input wire [17:0] irqs_i; |
| input wire irq_nm_i; |
| output wire nmi_mode_o; |
| input wire lsu_load_err_i; |
| input wire lsu_store_err_i; |
| output wire debug_mode_o; |
| output wire [2:0] debug_cause_o; |
| output wire debug_csr_save_o; |
| input wire debug_req_i; |
| input wire debug_single_step_i; |
| input wire debug_ebreakm_i; |
| input wire debug_ebreaku_i; |
| input wire trigger_match_i; |
| input wire [31:0] result_ex_i; |
| input wire [31:0] csr_rdata_i; |
| output wire [4:0] rf_raddr_a_o; |
| input wire [31:0] rf_rdata_a_i; |
| output wire [4:0] rf_raddr_b_o; |
| input wire [31:0] rf_rdata_b_i; |
| output wire rf_ren_a_o; |
| output wire rf_ren_b_o; |
| output wire [4:0] rf_waddr_id_o; |
| output reg [31:0] rf_wdata_id_o; |
| output wire rf_we_id_o; |
| output wire rf_rd_a_wb_match_o; |
| output wire rf_rd_b_wb_match_o; |
| input wire [4:0] rf_waddr_wb_i; |
| input wire [31:0] rf_wdata_fwd_wb_i; |
| input wire rf_write_wb_i; |
| output wire en_wb_o; |
| output wire [1:0] instr_type_wb_o; |
| output wire instr_perf_count_id_o; |
| input wire ready_wb_i; |
| input wire outstanding_load_wb_i; |
| input wire outstanding_store_wb_i; |
| output wire perf_jump_o; |
| output reg perf_branch_o; |
| output wire perf_tbranch_o; |
| output wire perf_dside_wait_o; |
| output wire perf_mul_wait_o; |
| output wire perf_div_wait_o; |
| output wire instr_id_done_o; |
| output wire [2:0] fp_rounding_mode_o; |
| input wire [31:0] fp_rf_rdata_a_i; |
| input wire [31:0] fp_rf_rdata_b_i; |
| input wire [31:0] fp_rf_rdata_c_i; |
| output wire [4:0] fp_rf_raddr_a_o; |
| output wire [4:0] fp_rf_raddr_b_o; |
| output wire [4:0] fp_rf_raddr_c_o; |
| output wire [4:0] fp_rf_waddr_o; |
| output wire fp_rf_we_o; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| output wire [3:0] fp_alu_operator_o; |
| output wire fp_alu_op_mod_o; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| output wire [1:0] fp_src_fmt_o; |
| output wire [1:0] fp_dst_fmt_o; |
| output wire fp_rm_dynamic_o; |
| output wire fp_flush_o; |
| output wire is_fp_instr_o; |
| output wire use_fp_rs1_o; |
| output wire use_fp_rs2_o; |
| output wire use_fp_rs3_o; |
| output wire use_fp_rd_o; |
| input wire fpu_busy_i; |
| input wire fp_rf_write_wb_i; |
| input wire [31:0] fp_rf_wdata_fwd_wb_i; |
| output reg [95:0] fp_operands_o; |
| output wire fp_load_o; |
| wire illegal_insn_dec; |
| wire ebrk_insn; |
| wire mret_insn_dec; |
| wire dret_insn_dec; |
| wire ecall_insn_dec; |
| wire wfi_insn_dec; |
| wire wb_exception; |
| wire branch_in_dec; |
| reg branch_spec; |
| wire branch_set_spec; |
| wire branch_set; |
| reg branch_set_d; |
| reg branch_not_set; |
| wire branch_taken; |
| wire jump_in_dec; |
| wire jump_set_dec; |
| reg jump_set; |
| wire instr_first_cycle; |
| wire instr_executing; |
| wire instr_done; |
| wire controller_run; |
| wire stall_ld_hz; |
| wire stall_mem; |
| reg stall_multdiv; |
| reg stall_branch; |
| reg stall_jump; |
| wire stall_id; |
| wire stall_wb; |
| wire flush_id; |
| wire multicycle_done; |
| wire [31:0] imm_i_type; |
| wire [31:0] imm_s_type; |
| wire [31:0] imm_b_type; |
| wire [31:0] imm_u_type; |
| wire [31:0] imm_j_type; |
| wire [31:0] zimm_rs1_type; |
| wire [31:0] imm_a; |
| reg [31:0] imm_b; |
| wire rf_wdata_sel; |
| wire rf_we_dec; |
| reg rf_we_raw; |
| wire rf_ren_a; |
| wire rf_ren_b; |
| assign rf_ren_a_o = rf_ren_a; |
| assign rf_ren_b_o = rf_ren_b; |
| wire [31:0] rf_rdata_a_fwd; |
| wire [31:0] rf_rdata_b_fwd; |
| wire [5:0] alu_operator; |
| wire [1:0] alu_op_a_mux_sel; |
| wire [1:0] alu_op_a_mux_sel_dec; |
| wire alu_op_b_mux_sel; |
| wire alu_op_b_mux_sel_dec; |
| wire alu_multicycle_dec; |
| reg stall_alu; |
| reg [67:0] imd_val_q; |
| wire [1:0] bt_a_mux_sel; |
| wire [2:0] bt_b_mux_sel; |
| wire imm_a_mux_sel; |
| wire [2:0] imm_b_mux_sel; |
| wire [2:0] imm_b_mux_sel_dec; |
| wire mult_en_id; |
| wire mult_en_dec; |
| wire div_en_id; |
| wire div_en_dec; |
| wire multdiv_en_dec; |
| wire [1:0] multdiv_operator; |
| wire [1:0] multdiv_signed_mode; |
| wire lsu_we; |
| wire [1:0] lsu_type; |
| wire lsu_sign_ext; |
| wire lsu_req; |
| wire lsu_req_dec; |
| wire data_req_allowed; |
| reg csr_pipe_flush; |
| reg [31:0] alu_operand_a; |
| wire [31:0] alu_operand_b; |
| wire fp_swap_oprnds; |
| wire [31:0] fp_rf_rdata_a_fwd; |
| wire [31:0] fp_rf_rdata_b_fwd; |
| wire [31:0] fp_rf_rdata_c_fwd; |
| wire [31:0] temp; |
| reg [31:0] fpu_op_a; |
| reg [31:0] fpu_op_b; |
| reg [31:0] fpu_op_c; |
| wire mv_instr; |
| wire [31:0] result_wb; |
| localparam [1:0] brq_pkg_OP_A_FWD = 1; |
| assign alu_op_a_mux_sel = (lsu_addr_incr_req_i ? brq_pkg_OP_A_FWD : alu_op_a_mux_sel_dec); |
| localparam [0:0] brq_pkg_OP_B_IMM = 1; |
| assign alu_op_b_mux_sel = (lsu_addr_incr_req_i ? brq_pkg_OP_B_IMM : alu_op_b_mux_sel_dec); |
| localparam [2:0] brq_pkg_IMM_B_INCR_ADDR = 6; |
| assign imm_b_mux_sel = (lsu_addr_incr_req_i ? brq_pkg_IMM_B_INCR_ADDR : imm_b_mux_sel_dec); |
| localparam [0:0] brq_pkg_IMM_A_Z = 0; |
| assign imm_a = (imm_a_mux_sel == brq_pkg_IMM_A_Z ? zimm_rs1_type : {32 {1'sb0}}); |
| localparam [1:0] brq_pkg_OP_A_CURRPC = 2; |
| localparam [1:0] brq_pkg_OP_A_IMM = 3; |
| localparam [1:0] brq_pkg_OP_A_REG_A = 0; |
| always @(*) begin : alu_operand_a_mux |
| case (alu_op_a_mux_sel) |
| brq_pkg_OP_A_REG_A: alu_operand_a = rf_rdata_a_fwd; |
| brq_pkg_OP_A_FWD: alu_operand_a = lsu_addr_last_i; |
| brq_pkg_OP_A_CURRPC: alu_operand_a = pc_id_i; |
| brq_pkg_OP_A_IMM: alu_operand_a = imm_a; |
| endcase |
| end |
| localparam [2:0] brq_pkg_IMM_B_B = 2; |
| localparam [2:0] brq_pkg_IMM_B_I = 0; |
| localparam [2:0] brq_pkg_IMM_B_INCR_PC = 5; |
| localparam [2:0] brq_pkg_IMM_B_J = 4; |
| localparam [2:0] brq_pkg_IMM_B_S = 1; |
| localparam [2:0] brq_pkg_IMM_B_U = 3; |
| generate |
| if (BranchTargetALU) begin : g_btalu_muxes |
| always @(*) begin : bt_operand_a_mux |
| case (bt_a_mux_sel) |
| brq_pkg_OP_A_REG_A: bt_a_operand_o = rf_rdata_a_fwd; |
| brq_pkg_OP_A_CURRPC: bt_a_operand_o = pc_id_i; |
| default: bt_a_operand_o = pc_id_i; |
| endcase |
| end |
| always @(*) begin : bt_immediate_b_mux |
| case (bt_b_mux_sel) |
| brq_pkg_IMM_B_I: bt_b_operand_o = imm_i_type; |
| brq_pkg_IMM_B_B: bt_b_operand_o = imm_b_type; |
| brq_pkg_IMM_B_J: bt_b_operand_o = imm_j_type; |
| brq_pkg_IMM_B_INCR_PC: bt_b_operand_o = (instr_is_compressed_i ? 32'h00000002 : 32'h00000004); |
| default: bt_b_operand_o = (instr_is_compressed_i ? 32'h00000002 : 32'h00000004); |
| endcase |
| end |
| always @(*) begin : immediate_b_mux |
| case (imm_b_mux_sel) |
| brq_pkg_IMM_B_I: imm_b = imm_i_type; |
| brq_pkg_IMM_B_S: imm_b = imm_s_type; |
| brq_pkg_IMM_B_U: imm_b = imm_u_type; |
| brq_pkg_IMM_B_INCR_PC: imm_b = (instr_is_compressed_i ? 32'h00000002 : 32'h00000004); |
| brq_pkg_IMM_B_INCR_ADDR: imm_b = 32'h00000004; |
| default: imm_b = 32'h00000004; |
| endcase |
| end |
| end |
| else begin : g_nobtalu |
| wire [1:0] unused_a_mux_sel; |
| wire [2:0] unused_b_mux_sel; |
| assign unused_a_mux_sel = bt_a_mux_sel; |
| assign unused_b_mux_sel = bt_b_mux_sel; |
| wire [32:1] sv2v_tmp_456A8; |
| assign sv2v_tmp_456A8 = {32 {1'sb0}}; |
| always @(*) bt_a_operand_o = sv2v_tmp_456A8; |
| wire [32:1] sv2v_tmp_EDBFD; |
| assign sv2v_tmp_EDBFD = {32 {1'sb0}}; |
| always @(*) bt_b_operand_o = sv2v_tmp_EDBFD; |
| always @(*) begin : immediate_b_mux |
| case (imm_b_mux_sel) |
| brq_pkg_IMM_B_I: imm_b = imm_i_type; |
| brq_pkg_IMM_B_S: imm_b = imm_s_type; |
| brq_pkg_IMM_B_B: imm_b = imm_b_type; |
| brq_pkg_IMM_B_U: imm_b = imm_u_type; |
| brq_pkg_IMM_B_J: imm_b = imm_j_type; |
| brq_pkg_IMM_B_INCR_PC: imm_b = (instr_is_compressed_i ? 32'h00000002 : 32'h00000004); |
| brq_pkg_IMM_B_INCR_ADDR: imm_b = 32'h00000004; |
| default: imm_b = 32'h00000004; |
| endcase |
| end |
| end |
| endgenerate |
| assign alu_operand_b = (alu_op_b_mux_sel == brq_pkg_OP_B_IMM ? imm_b : rf_rdata_b_fwd); |
| generate |
| genvar i; |
| for (i = 0; i < 2; i = i + 1) begin : gen_intermediate_val_reg |
| always @(posedge clk_i or negedge rst_ni) begin : intermediate_val_reg |
| if (!rst_ni) |
| imd_val_q[(1 - i) * 34+:34] <= {34 {1'sb0}}; |
| else if (imd_val_we_ex_i[i]) |
| imd_val_q[(1 - i) * 34+:34] <= imd_val_d_ex_i[(1 - i) * 34+:34]; |
| end |
| end |
| endgenerate |
| assign imd_val_q_ex_o = imd_val_q; |
| brq_idu_decoder #( |
| .RV32E(RV32E), |
| .RV32M(RV32M), |
| .RV32B(RV32B), |
| .BranchTargetALU(BranchTargetALU) |
| ) decoder_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .illegal_insn_o(illegal_insn_dec), |
| .ebrk_insn_o(ebrk_insn), |
| .mret_insn_o(mret_insn_dec), |
| .dret_insn_o(dret_insn_dec), |
| .ecall_insn_o(ecall_insn_dec), |
| .wfi_insn_o(wfi_insn_dec), |
| .jump_set_o(jump_set_dec), |
| .branch_taken_i(branch_taken), |
| .icache_inval_o(icache_inval_o), |
| .instr_first_cycle_i(instr_first_cycle), |
| .instr_rdata_i(instr_rdata_i), |
| .instr_rdata_alu_i(instr_rdata_alu_i), |
| .illegal_c_insn_i(illegal_c_insn_i), |
| .imm_a_mux_sel_o(imm_a_mux_sel), |
| .imm_b_mux_sel_o(imm_b_mux_sel_dec), |
| .bt_a_mux_sel_o(bt_a_mux_sel), |
| .bt_b_mux_sel_o(bt_b_mux_sel), |
| .imm_i_type_o(imm_i_type), |
| .imm_s_type_o(imm_s_type), |
| .imm_b_type_o(imm_b_type), |
| .imm_u_type_o(imm_u_type), |
| .imm_j_type_o(imm_j_type), |
| .zimm_rs1_type_o(zimm_rs1_type), |
| .rf_wdata_sel_o(rf_wdata_sel), |
| .rf_we_o(rf_we_dec), |
| .rf_raddr_a_o(rf_raddr_a_o), |
| .rf_raddr_b_o(rf_raddr_b_o), |
| .rf_waddr_o(rf_waddr_id_o), |
| .rf_ren_a_o(rf_ren_a), |
| .rf_ren_b_o(rf_ren_b), |
| .alu_operator_o(alu_operator), |
| .alu_op_a_mux_sel_o(alu_op_a_mux_sel_dec), |
| .alu_op_b_mux_sel_o(alu_op_b_mux_sel_dec), |
| .alu_multicycle_o(alu_multicycle_dec), |
| .mult_en_o(mult_en_dec), |
| .div_en_o(div_en_dec), |
| .mult_sel_o(mult_sel_ex_o), |
| .div_sel_o(div_sel_ex_o), |
| .multdiv_operator_o(multdiv_operator), |
| .multdiv_signed_mode_o(multdiv_signed_mode), |
| .csr_access_o(csr_access_o), |
| .csr_op_o(csr_op_o), |
| .data_req_o(lsu_req_dec), |
| .data_we_o(lsu_we), |
| .data_type_o(lsu_type), |
| .data_sign_extension_o(lsu_sign_ext), |
| .jump_in_dec_o(jump_in_dec), |
| .branch_in_dec_o(branch_in_dec), |
| .fp_rounding_mode_o(fp_rounding_mode_o), |
| .fp_rf_raddr_a_o(fp_rf_raddr_a_o), |
| .fp_rf_raddr_b_o(fp_rf_raddr_b_o), |
| .fp_rf_raddr_c_o(fp_rf_raddr_c_o), |
| .fp_rf_waddr_o(fp_rf_waddr_o), |
| .fp_rf_we_o(fp_rf_we_o), |
| .fp_alu_operator_o(fp_alu_operator_o), |
| .fp_alu_op_mod_o(fp_alu_op_mod_o), |
| .fp_src_fmt_o(fp_src_fmt_o), |
| .fp_dst_fmt_o(fp_dst_fmt_o), |
| .fp_rm_dynamic_o(fp_rm_dynamic_o), |
| .is_fp_instr_o(is_fp_instr_o), |
| .use_fp_rs1_o(use_fp_rs1_o), |
| .use_fp_rs2_o(use_fp_rs2_o), |
| .use_fp_rs3_o(use_fp_rs3_o), |
| .use_fp_rd_o(use_fp_rd_o), |
| .fp_swap_oprnds_o(fp_swap_oprnds), |
| .fp_load_o(fp_load_o), |
| .mv_instr_o(mv_instr) |
| ); |
| assign rf_we_id_o = (rf_we_raw & instr_executing) & ~illegal_csr_insn_i; |
| localparam [0:0] brq_pkg_RF_WD_CSR = 1; |
| localparam [0:0] brq_pkg_RF_WD_EX = 0; |
| always @(*) begin : rf_wdata_id_mux |
| case (rf_wdata_sel) |
| brq_pkg_RF_WD_EX: rf_wdata_id_o = result_wb; |
| brq_pkg_RF_WD_CSR: rf_wdata_id_o = csr_rdata_i; |
| endcase |
| end |
| localparam [11:0] brq_pkg_CSR_DCSR = 12'h7b0; |
| localparam [11:0] brq_pkg_CSR_DPC = 12'h7b1; |
| localparam [11:0] brq_pkg_CSR_DSCRATCH0 = 12'h7b2; |
| localparam [11:0] brq_pkg_CSR_DSCRATCH1 = 12'h7b3; |
| localparam [11:0] brq_pkg_CSR_MIE = 12'h304; |
| localparam [11:0] brq_pkg_CSR_MSTATUS = 12'h300; |
| localparam [1:0] brq_pkg_CSR_OP_READ = 0; |
| localparam [1:0] brq_pkg_CSR_OP_SET = 2; |
| localparam [1:0] brq_pkg_CSR_OP_WRITE = 1; |
| always @(*) begin : csr_pipeline_flushes |
| csr_pipe_flush = 1'b0; |
| if ((csr_op_en_o == 1'b1) && ((csr_op_o == brq_pkg_CSR_OP_WRITE) || (csr_op_o == brq_pkg_CSR_OP_SET))) begin |
| if ((instr_rdata_i[31:20] == brq_pkg_CSR_MSTATUS) || (instr_rdata_i[31:20] == brq_pkg_CSR_MIE)) |
| csr_pipe_flush = 1'b1; |
| end |
| else if ((csr_op_en_o == 1'b1) && (csr_op_o != brq_pkg_CSR_OP_READ)) |
| if ((((instr_rdata_i[31:20] == brq_pkg_CSR_DCSR) || (instr_rdata_i[31:20] == brq_pkg_CSR_DPC)) || (instr_rdata_i[31:20] == brq_pkg_CSR_DSCRATCH0)) || (instr_rdata_i[31:20] == brq_pkg_CSR_DSCRATCH1)) |
| csr_pipe_flush = 1'b1; |
| end |
| assign illegal_insn_o = instr_valid_i & (illegal_insn_dec | illegal_csr_insn_i); |
| brq_idu_controller #( |
| .WritebackStage(WritebackStage), |
| .BranchPredictor(BranchPredictor) |
| ) controller_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .ctrl_busy_o(ctrl_busy_o), |
| .illegal_insn_i(illegal_insn_o), |
| .ecall_insn_i(ecall_insn_dec), |
| .mret_insn_i(mret_insn_dec), |
| .dret_insn_i(dret_insn_dec), |
| .wfi_insn_i(wfi_insn_dec), |
| .ebrk_insn_i(ebrk_insn), |
| .csr_pipe_flush_i(csr_pipe_flush), |
| .instr_valid_i(instr_valid_i), |
| .instr_i(instr_rdata_i), |
| .instr_compressed_i(instr_rdata_c_i), |
| .instr_is_compressed_i(instr_is_compressed_i), |
| .instr_fetch_err_i(instr_fetch_err_i), |
| .instr_fetch_err_plus2_i(instr_fetch_err_plus2_i), |
| .pc_id_i(pc_id_i), |
| .instr_valid_clear_o(instr_valid_clear_o), |
| .id_in_ready_o(id_in_ready_o), |
| .controller_run_o(controller_run), |
| .instr_req_o(instr_req_o), |
| .pc_set_o(pc_set_o), |
| .pc_set_spec_o(pc_set_spec_o), |
| .pc_mux_o(pc_mux_o), |
| .exc_pc_mux_o(exc_pc_mux_o), |
| .exc_cause_o(exc_cause_o), |
| .lsu_addr_last_i(lsu_addr_last_i), |
| .load_err_i(lsu_load_err_i), |
| .store_err_i(lsu_store_err_i), |
| .wb_exception_o(wb_exception), |
| .branch_set_i(branch_set), |
| .branch_set_spec_i(branch_set_spec), |
| .jump_set_i(jump_set), |
| .csr_mstatus_mie_i(csr_mstatus_mie_i), |
| .irq_pending_i(irq_pending_i), |
| .irqs_i(irqs_i), |
| .irq_nm_i(irq_nm_i), |
| .nmi_mode_o(nmi_mode_o), |
| .csr_save_if_o(csr_save_if_o), |
| .csr_save_id_o(csr_save_id_o), |
| .csr_save_wb_o(csr_save_wb_o), |
| .csr_restore_mret_id_o(csr_restore_mret_id_o), |
| .csr_restore_dret_id_o(csr_restore_dret_id_o), |
| .csr_save_cause_o(csr_save_cause_o), |
| .csr_mtval_o(csr_mtval_o), |
| .priv_mode_i(priv_mode_i), |
| .csr_mstatus_tw_i(csr_mstatus_tw_i), |
| .debug_mode_o(debug_mode_o), |
| .debug_cause_o(debug_cause_o), |
| .debug_csr_save_o(debug_csr_save_o), |
| .debug_req_i(debug_req_i), |
| .debug_single_step_i(debug_single_step_i), |
| .debug_ebreakm_i(debug_ebreakm_i), |
| .debug_ebreaku_i(debug_ebreaku_i), |
| .trigger_match_i(trigger_match_i), |
| .stall_id_i(stall_id), |
| .stall_wb_i(stall_wb), |
| .flush_id_o(flush_id), |
| .ready_wb_i(ready_wb_i), |
| .perf_jump_o(perf_jump_o), |
| .perf_tbranch_o(perf_tbranch_o), |
| .fpu_busy_i(fpu_busy_i) |
| ); |
| assign fp_flush_o = flush_id; |
| assign multdiv_en_dec = mult_en_dec | div_en_dec; |
| assign lsu_req = (instr_executing ? data_req_allowed & lsu_req_dec : 1'b0); |
| assign mult_en_id = (instr_executing ? mult_en_dec : 1'b0); |
| assign div_en_id = (instr_executing ? div_en_dec : 1'b0); |
| assign lsu_req_o = lsu_req; |
| assign lsu_we_o = lsu_we; |
| assign lsu_type_o = lsu_type; |
| assign lsu_sign_ext_o = lsu_sign_ext; |
| assign lsu_wdata_o = fpu_op_b; |
| assign csr_op_en_o = (csr_access_o & instr_executing) & instr_id_done_o; |
| assign alu_operator_ex_o = alu_operator; |
| assign alu_operand_a_ex_o = alu_operand_a; |
| assign alu_operand_b_ex_o = alu_operand_b; |
| assign mult_en_ex_o = mult_en_id; |
| assign div_en_ex_o = div_en_id; |
| assign multdiv_operator_ex_o = multdiv_operator; |
| assign multdiv_signed_mode_ex_o = multdiv_signed_mode; |
| assign multdiv_operand_a_ex_o = rf_rdata_a_fwd; |
| assign multdiv_operand_b_ex_o = rf_rdata_b_fwd; |
| generate |
| if (BranchTargetALU && !DataIndTiming) begin : g_branch_set_direct |
| assign branch_set = branch_set_d; |
| assign branch_set_spec = branch_spec; |
| end |
| else begin : g_branch_set_flop |
| reg branch_set_q; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| branch_set_q <= 1'b0; |
| else |
| branch_set_q <= branch_set_d; |
| assign branch_set = (BranchTargetALU && !data_ind_timing_i ? branch_set_d : branch_set_q); |
| assign branch_set_spec = (BranchTargetALU && !data_ind_timing_i ? branch_spec : branch_set_q); |
| end |
| endgenerate |
| generate |
| if (DataIndTiming) begin : g_sec_branch_taken |
| reg branch_taken_q; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| branch_taken_q <= 1'b0; |
| else |
| branch_taken_q <= branch_decision_i; |
| assign branch_taken = ~data_ind_timing_i | branch_taken_q; |
| end |
| else begin : g_nosec_branch_taken |
| assign branch_taken = 1'b1; |
| end |
| endgenerate |
| reg id_fsm_q; |
| reg id_fsm_d; |
| localparam [0:0] FIRST_CYCLE = 0; |
| always @(posedge clk_i or negedge rst_ni) begin : id_pipeline_reg |
| if (!rst_ni) |
| id_fsm_q <= FIRST_CYCLE; |
| else |
| id_fsm_q <= id_fsm_d; |
| end |
| localparam [0:0] MULTI_CYCLE = 1; |
| always @(*) begin |
| id_fsm_d = id_fsm_q; |
| rf_we_raw = rf_we_dec; |
| stall_multdiv = 1'b0; |
| stall_jump = 1'b0; |
| stall_branch = 1'b0; |
| stall_alu = 1'b0; |
| branch_set_d = 1'b0; |
| branch_spec = 1'b0; |
| branch_not_set = 1'b0; |
| jump_set = 1'b0; |
| perf_branch_o = 1'b0; |
| if (instr_executing) |
| case (id_fsm_q) |
| FIRST_CYCLE: |
| case (1'b1) |
| lsu_req_dec: |
| if (!WritebackStage) |
| id_fsm_d = MULTI_CYCLE; |
| else if (~lsu_req_done_i) |
| id_fsm_d = MULTI_CYCLE; |
| multdiv_en_dec: |
| if (~ex_valid_i) begin |
| id_fsm_d = MULTI_CYCLE; |
| rf_we_raw = 1'b0; |
| stall_multdiv = 1'b1; |
| end |
| branch_in_dec: begin |
| id_fsm_d = (data_ind_timing_i || (!BranchTargetALU && branch_decision_i) ? MULTI_CYCLE : FIRST_CYCLE); |
| stall_branch = (~BranchTargetALU & branch_decision_i) | data_ind_timing_i; |
| branch_set_d = branch_decision_i | data_ind_timing_i; |
| if (BranchPredictor) |
| branch_not_set = ~branch_decision_i; |
| branch_spec = (SpecBranch ? 1'b1 : branch_decision_i); |
| perf_branch_o = 1'b1; |
| end |
| jump_in_dec: begin |
| id_fsm_d = (BranchTargetALU ? FIRST_CYCLE : MULTI_CYCLE); |
| stall_jump = ~BranchTargetALU; |
| jump_set = jump_set_dec; |
| end |
| alu_multicycle_dec: begin |
| stall_alu = 1'b1; |
| id_fsm_d = MULTI_CYCLE; |
| rf_we_raw = 1'b0; |
| end |
| default: id_fsm_d = FIRST_CYCLE; |
| endcase |
| MULTI_CYCLE: begin |
| if (multdiv_en_dec) |
| rf_we_raw = rf_we_dec & ex_valid_i; |
| if (multicycle_done & ready_wb_i) |
| id_fsm_d = FIRST_CYCLE; |
| else begin |
| stall_multdiv = multdiv_en_dec; |
| stall_branch = branch_in_dec; |
| stall_jump = jump_in_dec; |
| end |
| end |
| endcase |
| end |
| assign multdiv_ready_id_o = ready_wb_i; |
| assign stall_id = ((((stall_ld_hz | stall_mem) | stall_multdiv) | stall_jump) | stall_branch) | stall_alu; |
| assign instr_done = (~stall_id & ~flush_id) & instr_executing; |
| assign instr_first_cycle = instr_valid_i & (id_fsm_q == FIRST_CYCLE); |
| assign instr_first_cycle_id_o = instr_first_cycle; |
| localparam [1:0] brq_pkg_WB_INSTR_LOAD = 0; |
| localparam [1:0] brq_pkg_WB_INSTR_OTHER = 2; |
| localparam [1:0] brq_pkg_WB_INSTR_STORE = 1; |
| generate |
| if (WritebackStage) begin : gen_stall_mem |
| wire rf_rd_a_wb_match; |
| wire rf_rd_b_wb_match; |
| wire fp_rf_rd_a_wb_match; |
| wire fp_rf_rd_b_wb_match; |
| wire fp_rf_rd_c_wb_match; |
| wire rf_rd_a_hz; |
| wire rf_rd_b_hz; |
| wire rf_rd_c_hz; |
| wire outstanding_memory_access; |
| wire instr_kill; |
| assign multicycle_done = (lsu_req_dec ? ~stall_mem : ex_valid_i); |
| assign outstanding_memory_access = (outstanding_load_wb_i | outstanding_store_wb_i) & ~lsu_resp_valid_i; |
| assign data_req_allowed = ~outstanding_memory_access; |
| assign instr_kill = (instr_fetch_err_i | wb_exception) | ~controller_run; |
| assign instr_executing = ((instr_valid_i & ~instr_kill) & ~stall_ld_hz) & ~outstanding_memory_access; |
| assign stall_mem = instr_valid_i & (outstanding_memory_access | (lsu_req_dec & ~lsu_req_done_i)); |
| assign rf_rd_a_wb_match = (rf_waddr_wb_i == rf_raddr_a_o) & |rf_raddr_a_o; |
| assign rf_rd_b_wb_match = (rf_waddr_wb_i == rf_raddr_b_o) & |rf_raddr_b_o; |
| assign fp_rf_rd_a_wb_match = rf_waddr_wb_i == rf_raddr_a_o; |
| assign fp_rf_rd_b_wb_match = rf_waddr_wb_i == rf_raddr_b_o; |
| assign fp_rf_rd_c_wb_match = rf_waddr_wb_i == fp_rf_raddr_c_o; |
| assign rf_rd_a_wb_match_o = rf_rd_a_wb_match; |
| assign rf_rd_b_wb_match_o = rf_rd_b_wb_match; |
| assign rf_rd_a_hz = rf_rd_a_wb_match & (rf_ren_a | use_fp_rs1_o); |
| assign rf_rd_b_hz = rf_rd_b_wb_match & (rf_ren_b | use_fp_rs2_o); |
| assign rf_rd_c_hz = rf_rd_b_wb_match & use_fp_rs3_o; |
| assign rf_rdata_a_fwd = (rf_rd_a_wb_match & rf_write_wb_i ? rf_wdata_fwd_wb_i : rf_rdata_a_i); |
| assign rf_rdata_b_fwd = (rf_rd_b_wb_match & rf_write_wb_i ? rf_wdata_fwd_wb_i : rf_rdata_b_i); |
| assign fp_rf_rdata_a_fwd = (fp_rf_rd_a_wb_match & fp_rf_write_wb_i ? fp_rf_wdata_fwd_wb_i : fp_rf_rdata_a_i); |
| assign fp_rf_rdata_b_fwd = (fp_rf_rd_b_wb_match & fp_rf_write_wb_i ? fp_rf_wdata_fwd_wb_i : fp_rf_rdata_b_i); |
| assign fp_rf_rdata_c_fwd = (fp_rf_rd_c_wb_match & fp_rf_write_wb_i ? fp_rf_wdata_fwd_wb_i : fp_rf_rdata_c_i); |
| assign stall_ld_hz = outstanding_load_wb_i & ((rf_rd_a_hz | rf_rd_b_hz) | rf_rd_c_hz); |
| assign instr_type_wb_o = (~lsu_req_dec ? brq_pkg_WB_INSTR_OTHER : (lsu_we ? brq_pkg_WB_INSTR_STORE : brq_pkg_WB_INSTR_LOAD)); |
| assign instr_id_done_o = en_wb_o & ready_wb_i; |
| assign stall_wb = en_wb_o & ~ready_wb_i; |
| assign perf_dside_wait_o = (instr_valid_i & ~instr_kill) & (outstanding_memory_access | stall_ld_hz); |
| end |
| else begin : gen_no_stall_mem |
| assign multicycle_done = (lsu_req_dec ? lsu_resp_valid_i : ex_valid_i); |
| assign data_req_allowed = instr_first_cycle; |
| assign stall_mem = instr_valid_i & (lsu_req_dec & (~lsu_resp_valid_i | instr_first_cycle)); |
| assign stall_ld_hz = 1'b0; |
| assign instr_executing = (instr_valid_i & ~instr_fetch_err_i) & controller_run; |
| assign rf_rdata_a_fwd = rf_rdata_a_i; |
| assign rf_rdata_b_fwd = rf_rdata_b_i; |
| assign fp_rf_rdata_a_fwd = fp_rf_rdata_a_i; |
| assign fp_rf_rdata_b_fwd = fp_rf_rdata_b_i; |
| assign fp_rf_rdata_c_fwd = fp_rf_rdata_c_i; |
| assign rf_rd_a_wb_match_o = 1'b0; |
| assign rf_rd_b_wb_match_o = 1'b0; |
| wire unused_data_req_done_ex; |
| wire [4:0] unused_rf_waddr_wb; |
| wire unused_rf_write_wb; |
| wire unused_outstanding_load_wb; |
| wire unused_outstanding_store_wb; |
| wire unused_wb_exception; |
| wire [31:0] unused_rf_wdata_fwd_wb; |
| assign unused_data_req_done_ex = lsu_req_done_i; |
| assign unused_rf_waddr_wb = rf_waddr_wb_i; |
| assign unused_rf_write_wb = rf_write_wb_i; |
| assign unused_outstanding_load_wb = outstanding_load_wb_i; |
| assign unused_outstanding_store_wb = outstanding_store_wb_i; |
| assign unused_wb_exception = wb_exception; |
| assign unused_rf_wdata_fwd_wb = rf_wdata_fwd_wb_i; |
| assign instr_type_wb_o = brq_pkg_WB_INSTR_OTHER; |
| assign stall_wb = 1'b0; |
| assign perf_dside_wait_o = (instr_executing & lsu_req_dec) & ~lsu_resp_valid_i; |
| assign instr_id_done_o = instr_done; |
| end |
| endgenerate |
| always @(*) begin : swapping |
| fpu_op_a = (use_fp_rs1_o ? fp_rf_rdata_a_fwd : rf_rdata_a_fwd); |
| fpu_op_b = (use_fp_rs2_o ? fp_rf_rdata_b_fwd : rf_rdata_b_fwd); |
| if (fp_swap_oprnds) |
| fpu_op_c = fpu_op_a; |
| else |
| fpu_op_c = fp_rf_rdata_c_fwd; |
| fp_operands_o = {fpu_op_c, fpu_op_b, fpu_op_a}; |
| end |
| assign result_wb = (mv_instr ? fpu_op_a : result_ex_i); |
| assign instr_perf_count_id_o = (((~ebrk_insn & ~ecall_insn_dec) & ~illegal_insn_dec) & ~illegal_csr_insn_i) & ~instr_fetch_err_i; |
| assign en_wb_o = instr_done; |
| assign perf_mul_wait_o = stall_multdiv & mult_en_dec; |
| assign perf_div_wait_o = stall_multdiv & div_en_dec; |
| endmodule |
| module brq_ifu_compressed_decoder ( |
| instr_i, |
| instr_o, |
| is_compressed_o, |
| illegal_instr_o |
| ); |
| input wire [31:0] instr_i; |
| output reg [31:0] instr_o; |
| output wire is_compressed_o; |
| output reg illegal_instr_o; |
| localparam [6:0] brq_pkg_OPCODE_BRANCH = 7'h63; |
| localparam [6:0] brq_pkg_OPCODE_JAL = 7'h6f; |
| localparam [6:0] brq_pkg_OPCODE_JALR = 7'h67; |
| localparam [6:0] brq_pkg_OPCODE_LOAD = 7'h03; |
| localparam [6:0] brq_pkg_OPCODE_LUI = 7'h37; |
| localparam [6:0] brq_pkg_OPCODE_OP = 7'h33; |
| localparam [6:0] brq_pkg_OPCODE_OP_IMM = 7'h13; |
| localparam [6:0] brq_pkg_OPCODE_STORE = 7'h23; |
| always @(*) begin |
| instr_o = instr_i; |
| illegal_instr_o = 1'b0; |
| case (instr_i[1:0]) |
| 2'b00: |
| case (instr_i[15:13]) |
| 3'b000: begin |
| instr_o = {2'b00, instr_i[10:7], instr_i[12:11], instr_i[5], instr_i[6], 2'b00, 5'h02, 3'b000, 2'b01, instr_i[4:2], {brq_pkg_OPCODE_OP_IMM}}; |
| if (instr_i[12:5] == 8'b00000000) |
| illegal_instr_o = 1'b1; |
| end |
| 3'b010: instr_o = {5'b00000, instr_i[5], instr_i[12:10], instr_i[6], 2'b00, 2'b01, instr_i[9:7], 3'b010, 2'b01, instr_i[4:2], {brq_pkg_OPCODE_LOAD}}; |
| 3'b110: instr_o = {5'b00000, instr_i[5], instr_i[12], 2'b01, instr_i[4:2], 2'b01, instr_i[9:7], 3'b010, instr_i[11:10], instr_i[6], 2'b00, {brq_pkg_OPCODE_STORE}}; |
| 3'b001, 3'b011, 3'b100, 3'b101, 3'b111: illegal_instr_o = 1'b1; |
| endcase |
| 2'b01: |
| case (instr_i[15:13]) |
| 3'b000: instr_o = {{6 {instr_i[12]}}, instr_i[12], instr_i[6:2], instr_i[11:7], 3'b000, instr_i[11:7], {brq_pkg_OPCODE_OP_IMM}}; |
| 3'b001, 3'b101: instr_o = {instr_i[12], instr_i[8], instr_i[10:9], instr_i[6], instr_i[7], instr_i[2], instr_i[11], instr_i[5:3], {9 {instr_i[12]}}, 4'b0000, ~instr_i[15], {brq_pkg_OPCODE_JAL}}; |
| 3'b010: instr_o = {{6 {instr_i[12]}}, instr_i[12], instr_i[6:2], 5'b00000, 3'b000, instr_i[11:7], {brq_pkg_OPCODE_OP_IMM}}; |
| 3'b011: begin |
| instr_o = {{15 {instr_i[12]}}, instr_i[6:2], instr_i[11:7], {brq_pkg_OPCODE_LUI}}; |
| if (instr_i[11:7] == 5'h02) |
| instr_o = {{3 {instr_i[12]}}, instr_i[4:3], instr_i[5], instr_i[2], instr_i[6], 4'b0000, 5'h02, 3'b000, 5'h02, {brq_pkg_OPCODE_OP_IMM}}; |
| if ({instr_i[12], instr_i[6:2]} == 6'b000000) |
| illegal_instr_o = 1'b1; |
| end |
| 3'b100: |
| case (instr_i[11:10]) |
| 2'b00, 2'b01: begin |
| instr_o = {1'b0, instr_i[10], 5'b00000, instr_i[6:2], 2'b01, instr_i[9:7], 3'b101, 2'b01, instr_i[9:7], {brq_pkg_OPCODE_OP_IMM}}; |
| if (instr_i[12] == 1'b1) |
| illegal_instr_o = 1'b1; |
| end |
| 2'b10: instr_o = {{6 {instr_i[12]}}, instr_i[12], instr_i[6:2], 2'b01, instr_i[9:7], 3'b111, 2'b01, instr_i[9:7], {brq_pkg_OPCODE_OP_IMM}}; |
| 2'b11: |
| case ({instr_i[12], instr_i[6:5]}) |
| 3'b000: instr_o = {9'b010000001, instr_i[4:2], 2'b01, instr_i[9:7], 3'b000, 2'b01, instr_i[9:7], {brq_pkg_OPCODE_OP}}; |
| 3'b001: instr_o = {9'b000000001, instr_i[4:2], 2'b01, instr_i[9:7], 3'b100, 2'b01, instr_i[9:7], {brq_pkg_OPCODE_OP}}; |
| 3'b010: instr_o = {9'b000000001, instr_i[4:2], 2'b01, instr_i[9:7], 3'b110, 2'b01, instr_i[9:7], {brq_pkg_OPCODE_OP}}; |
| 3'b011: instr_o = {9'b000000001, instr_i[4:2], 2'b01, instr_i[9:7], 3'b111, 2'b01, instr_i[9:7], {brq_pkg_OPCODE_OP}}; |
| 3'b100, 3'b101, 3'b110, 3'b111: illegal_instr_o = 1'b1; |
| endcase |
| endcase |
| 3'b110, 3'b111: instr_o = {{4 {instr_i[12]}}, instr_i[6:5], instr_i[2], 5'b00000, 2'b01, instr_i[9:7], 2'b00, instr_i[13], instr_i[11:10], instr_i[4:3], instr_i[12], {brq_pkg_OPCODE_BRANCH}}; |
| endcase |
| 2'b10: |
| case (instr_i[15:13]) |
| 3'b000: begin |
| instr_o = {7'b0000000, instr_i[6:2], instr_i[11:7], 3'b001, instr_i[11:7], {brq_pkg_OPCODE_OP_IMM}}; |
| if (instr_i[12] == 1'b1) |
| illegal_instr_o = 1'b1; |
| end |
| 3'b010: begin |
| instr_o = {4'b0000, instr_i[3:2], instr_i[12], instr_i[6:4], 2'b00, 5'h02, 3'b010, instr_i[11:7], brq_pkg_OPCODE_LOAD}; |
| if (instr_i[11:7] == 5'b00000) |
| illegal_instr_o = 1'b1; |
| end |
| 3'b100: |
| if (instr_i[12] == 1'b0) begin |
| if (instr_i[6:2] != 5'b00000) |
| instr_o = {7'b0000000, instr_i[6:2], 5'b00000, 3'b000, instr_i[11:7], {brq_pkg_OPCODE_OP}}; |
| else begin |
| instr_o = {12'b000000000000, instr_i[11:7], 3'b000, 5'b00000, {brq_pkg_OPCODE_JALR}}; |
| if (instr_i[11:7] == 5'b00000) |
| illegal_instr_o = 1'b1; |
| end |
| end |
| else if (instr_i[6:2] != 5'b00000) |
| instr_o = {7'b0000000, instr_i[6:2], instr_i[11:7], 3'b000, instr_i[11:7], {brq_pkg_OPCODE_OP}}; |
| else if (instr_i[11:7] == 5'b00000) |
| instr_o = 32'h00100073; |
| else |
| instr_o = {12'b000000000000, instr_i[11:7], 3'b000, 5'b00001, {brq_pkg_OPCODE_JALR}}; |
| 3'b110: instr_o = {4'b0000, instr_i[8:7], instr_i[12], instr_i[6:2], 5'h02, 3'b010, instr_i[11:9], 2'b00, {brq_pkg_OPCODE_STORE}}; |
| 3'b001, 3'b011, 3'b101, 3'b111: illegal_instr_o = 1'b1; |
| endcase |
| 2'b11: |
| ; |
| endcase |
| end |
| assign is_compressed_o = instr_i[1:0] != 2'b11; |
| endmodule |
| module brq_ifu_fifo ( |
| clk_i, |
| rst_ni, |
| clear_i, |
| busy_o, |
| in_valid_i, |
| in_addr_i, |
| in_rdata_i, |
| in_err_i, |
| out_valid_o, |
| out_ready_i, |
| out_addr_o, |
| out_addr_next_o, |
| out_rdata_o, |
| out_err_o, |
| out_err_plus2_o |
| ); |
| parameter [31:0] NUM_REQS = 2; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire clear_i; |
| output wire [NUM_REQS - 1:0] busy_o; |
| input wire in_valid_i; |
| input wire [31:0] in_addr_i; |
| input wire [31:0] in_rdata_i; |
| input wire in_err_i; |
| output reg out_valid_o; |
| input wire out_ready_i; |
| output wire [31:0] out_addr_o; |
| output wire [31:0] out_addr_next_o; |
| output reg [31:0] out_rdata_o; |
| output reg out_err_o; |
| output reg out_err_plus2_o; |
| localparam [31:0] DEPTH = NUM_REQS + 1; |
| wire [(DEPTH * 32) - 1:0] rdata_d; |
| reg [(DEPTH * 32) - 1:0] rdata_q; |
| wire [DEPTH - 1:0] err_d; |
| reg [DEPTH - 1:0] err_q; |
| wire [DEPTH - 1:0] valid_d; |
| reg [DEPTH - 1:0] valid_q; |
| wire [DEPTH - 1:0] lowest_free_entry; |
| wire [DEPTH - 1:0] valid_pushed; |
| wire [DEPTH - 1:0] valid_popped; |
| wire [DEPTH - 1:0] entry_en; |
| wire pop_fifo; |
| wire [31:0] rdata; |
| wire [31:0] rdata_unaligned; |
| wire err; |
| wire err_unaligned; |
| wire err_plus2; |
| wire valid; |
| wire valid_unaligned; |
| wire aligned_is_compressed; |
| wire unaligned_is_compressed; |
| wire addr_incr_two; |
| wire [31:1] instr_addr_next; |
| wire [31:1] instr_addr_d; |
| reg [31:1] instr_addr_q; |
| wire instr_addr_en; |
| wire unused_addr_in; |
| assign rdata = (valid_q[0] ? rdata_q[0+:32] : in_rdata_i); |
| assign err = (valid_q[0] ? err_q[0] : in_err_i); |
| assign valid = valid_q[0] | in_valid_i; |
| assign rdata_unaligned = (valid_q[1] ? {rdata_q[47-:16], rdata[31:16]} : {in_rdata_i[15:0], rdata[31:16]}); |
| assign err_unaligned = (valid_q[1] ? (err_q[1] & ~unaligned_is_compressed) | err_q[0] : (valid_q[0] & err_q[0]) | (in_err_i & (~valid_q[0] | ~unaligned_is_compressed))); |
| assign err_plus2 = (valid_q[1] ? err_q[1] & ~err_q[0] : (in_err_i & valid_q[0]) & ~err_q[0]); |
| assign valid_unaligned = (valid_q[1] ? 1'b1 : valid_q[0] & in_valid_i); |
| assign unaligned_is_compressed = (rdata[17:16] != 2'b11) & ~err; |
| assign aligned_is_compressed = (rdata[1:0] != 2'b11) & ~err; |
| always @(*) |
| if (out_addr_o[1]) begin |
| out_rdata_o = rdata_unaligned; |
| out_err_o = err_unaligned; |
| out_err_plus2_o = err_plus2; |
| if (unaligned_is_compressed) |
| out_valid_o = valid; |
| else |
| out_valid_o = valid_unaligned; |
| end |
| else begin |
| out_rdata_o = rdata; |
| out_err_o = err; |
| out_err_plus2_o = 1'b0; |
| out_valid_o = valid; |
| end |
| assign instr_addr_en = clear_i | (out_ready_i & out_valid_o); |
| assign addr_incr_two = (instr_addr_q[1] ? unaligned_is_compressed : aligned_is_compressed); |
| assign instr_addr_next = instr_addr_q[31:1] + {29'd0, ~addr_incr_two, addr_incr_two}; |
| assign instr_addr_d = (clear_i ? in_addr_i[31:1] : instr_addr_next); |
| always @(posedge clk_i) |
| if (~rst_ni) |
| instr_addr_q <= {31 {1'sb0}}; |
| else if (instr_addr_en) |
| instr_addr_q <= instr_addr_d; |
| assign out_addr_next_o = {instr_addr_next, 1'b0}; |
| assign out_addr_o = {instr_addr_q, 1'b0}; |
| assign unused_addr_in = in_addr_i[0]; |
| assign busy_o = valid_q[DEPTH - 1:DEPTH - NUM_REQS]; |
| assign pop_fifo = (out_ready_i & out_valid_o) & (~aligned_is_compressed | out_addr_o[1]); |
| generate |
| genvar i; |
| for (i = 0; i < (DEPTH - 1); i = i + 1) begin : g_fifo_next |
| if (i == 0) begin : g_ent0 |
| assign lowest_free_entry[i] = ~valid_q[i]; |
| end |
| else begin : g_ent_others |
| assign lowest_free_entry[i] = ~valid_q[i] & valid_q[i - 1]; |
| end |
| assign valid_pushed[i] = (in_valid_i & lowest_free_entry[i]) | valid_q[i]; |
| assign valid_popped[i] = (pop_fifo ? valid_pushed[i + 1] : valid_pushed[i]); |
| assign valid_d[i] = valid_popped[i] & ~clear_i; |
| assign entry_en[i] = (valid_pushed[i + 1] & pop_fifo) | ((in_valid_i & lowest_free_entry[i]) & ~pop_fifo); |
| assign rdata_d[i * 32+:32] = (valid_q[i + 1] ? rdata_q[(i + 1) * 32+:32] : in_rdata_i); |
| assign err_d[i] = (valid_q[i + 1] ? err_q[i + 1] : in_err_i); |
| end |
| endgenerate |
| assign lowest_free_entry[DEPTH - 1] = ~valid_q[DEPTH - 1] & valid_q[DEPTH - 2]; |
| assign valid_pushed[DEPTH - 1] = valid_q[DEPTH - 1] | (in_valid_i & lowest_free_entry[DEPTH - 1]); |
| assign valid_popped[DEPTH - 1] = (pop_fifo ? 1'b0 : valid_pushed[DEPTH - 1]); |
| assign valid_d[DEPTH - 1] = valid_popped[DEPTH - 1] & ~clear_i; |
| assign entry_en[DEPTH - 1] = in_valid_i & lowest_free_entry[DEPTH - 1]; |
| assign rdata_d[(DEPTH - 1) * 32+:32] = in_rdata_i; |
| assign err_d[DEPTH - 1] = in_err_i; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| valid_q <= {DEPTH {1'sb0}}; |
| else |
| valid_q <= valid_d; |
| generate |
| for (i = 0; i < DEPTH; i = i + 1) begin : g_fifo_regs |
| always @(posedge clk_i) |
| if (~rst_ni) begin |
| rdata_q[i * 32+:32] <= {32 {1'sb0}}; |
| err_q[i] <= 1'b0; |
| end |
| else if (entry_en[i]) begin |
| rdata_q[i * 32+:32] <= rdata_d[i * 32+:32]; |
| err_q[i] <= err_d[i]; |
| end |
| end |
| endgenerate |
| endmodule |
| module brq_ifu_prefetch_buffer ( |
| clk_i, |
| rst_ni, |
| req_i, |
| branch_i, |
| branch_spec_i, |
| predicted_branch_i, |
| addr_i, |
| ready_i, |
| valid_o, |
| rdata_o, |
| addr_o, |
| err_o, |
| err_plus2_o, |
| instr_req_o, |
| instr_gnt_i, |
| instr_addr_o, |
| instr_rdata_i, |
| instr_err_i, |
| instr_pmp_err_i, |
| instr_rvalid_i, |
| busy_o |
| ); |
| parameter [0:0] BranchPredictor = 1'b0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire req_i; |
| input wire branch_i; |
| input wire branch_spec_i; |
| input wire predicted_branch_i; |
| input wire [31:0] addr_i; |
| input wire ready_i; |
| output wire valid_o; |
| output wire [31:0] rdata_o; |
| output wire [31:0] addr_o; |
| output wire err_o; |
| output wire err_plus2_o; |
| output wire instr_req_o; |
| input wire instr_gnt_i; |
| output wire [31:0] instr_addr_o; |
| input wire [31:0] instr_rdata_i; |
| input wire instr_err_i; |
| input wire instr_pmp_err_i; |
| input wire instr_rvalid_i; |
| output wire busy_o; |
| wire branch_mispredict_i; |
| assign branch_mispredict_i = 1'b0; |
| localparam [31:0] NUM_REQS = 2; |
| wire branch_suppress; |
| wire valid_new_req; |
| wire valid_req; |
| wire valid_req_d; |
| reg valid_req_q; |
| wire discard_req_d; |
| reg discard_req_q; |
| wire gnt_or_pmp_err; |
| wire rvalid_or_pmp_err; |
| wire [1:0] rdata_outstanding_n; |
| wire [1:0] rdata_outstanding_s; |
| reg [1:0] rdata_outstanding_q; |
| wire [1:0] branch_discard_n; |
| wire [1:0] branch_discard_s; |
| reg [1:0] branch_discard_q; |
| wire [1:0] rdata_pmp_err_n; |
| wire [1:0] rdata_pmp_err_s; |
| reg [1:0] rdata_pmp_err_q; |
| wire [1:0] rdata_outstanding_rev; |
| wire [31:0] stored_addr_d; |
| reg [31:0] stored_addr_q; |
| wire stored_addr_en; |
| wire [31:0] fetch_addr_d; |
| reg [31:0] fetch_addr_q; |
| wire fetch_addr_en; |
| wire [31:0] branch_mispredict_addr; |
| wire [31:0] instr_addr; |
| wire [31:0] instr_addr_w_aligned; |
| wire instr_or_pmp_err; |
| wire fifo_valid; |
| wire [31:0] fifo_addr; |
| wire fifo_ready; |
| wire fifo_clear; |
| wire [1:0] fifo_busy; |
| wire valid_raw; |
| wire [31:0] addr_next; |
| wire branch_or_mispredict; |
| assign busy_o = |rdata_outstanding_q | instr_req_o; |
| assign branch_or_mispredict = branch_i | branch_mispredict_i; |
| assign instr_or_pmp_err = instr_err_i | rdata_pmp_err_q[0]; |
| assign fifo_clear = branch_or_mispredict; |
| generate |
| genvar i; |
| for (i = 0; i < NUM_REQS; i = i + 1) begin : gen_rd_rev |
| assign rdata_outstanding_rev[i] = rdata_outstanding_q[1 - i]; |
| end |
| endgenerate |
| assign fifo_ready = ~&(fifo_busy | rdata_outstanding_rev); |
| brq_ifu_fifo #(.NUM_REQS(NUM_REQS)) fifo_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .clear_i(fifo_clear), |
| .busy_o(fifo_busy), |
| .in_valid_i(fifo_valid), |
| .in_addr_i(fifo_addr), |
| .in_rdata_i(instr_rdata_i), |
| .in_err_i(instr_or_pmp_err), |
| .out_valid_o(valid_raw), |
| .out_ready_i(ready_i), |
| .out_rdata_o(rdata_o), |
| .out_addr_o(addr_o), |
| .out_addr_next_o(addr_next), |
| .out_err_o(err_o), |
| .out_err_plus2_o(err_plus2_o) |
| ); |
| assign branch_suppress = branch_spec_i & ~branch_i; |
| assign valid_new_req = ((~branch_suppress & req_i) & (fifo_ready | branch_or_mispredict)) & ~rdata_outstanding_q[1]; |
| assign valid_req = valid_req_q | valid_new_req; |
| assign gnt_or_pmp_err = instr_gnt_i | instr_pmp_err_i; |
| assign rvalid_or_pmp_err = rdata_outstanding_q[0] & (instr_rvalid_i | rdata_pmp_err_q[0]); |
| assign valid_req_d = valid_req & ~gnt_or_pmp_err; |
| assign discard_req_d = valid_req_q & (branch_or_mispredict | discard_req_q); |
| assign stored_addr_en = (valid_new_req & ~valid_req_q) & ~gnt_or_pmp_err; |
| assign stored_addr_d = instr_addr; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| stored_addr_q <= {32 {1'sb0}}; |
| else if (stored_addr_en) |
| stored_addr_q <= stored_addr_d; |
| generate |
| if (BranchPredictor) begin : g_branch_predictor |
| reg [31:0] branch_mispredict_addr_q; |
| wire branch_mispredict_addr_en; |
| assign branch_mispredict_addr_en = branch_i & predicted_branch_i; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| branch_mispredict_addr_q <= {32 {1'sb0}}; |
| else if (branch_mispredict_addr_en) |
| branch_mispredict_addr_q <= addr_next; |
| assign branch_mispredict_addr = branch_mispredict_addr_q; |
| end |
| else begin : g_no_branch_predictor |
| wire unused_predicted_branch; |
| wire [31:0] unused_addr_next; |
| assign unused_predicted_branch = predicted_branch_i; |
| assign unused_addr_next = addr_next; |
| assign branch_mispredict_addr = {32 {1'sb0}}; |
| end |
| endgenerate |
| assign fetch_addr_en = branch_or_mispredict | (valid_new_req & ~valid_req_q); |
| assign fetch_addr_d = (branch_i ? addr_i : (branch_mispredict_i ? {branch_mispredict_addr[31:2], 2'b00} : {fetch_addr_q[31:2], 2'b00})) + {{29 {1'b0}}, valid_new_req & ~valid_req_q, 2'b00}; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| fetch_addr_q <= {32 {1'sb0}}; |
| else if (fetch_addr_en) |
| fetch_addr_q <= fetch_addr_d; |
| assign instr_addr = (valid_req_q ? stored_addr_q : (branch_spec_i ? addr_i : (branch_mispredict_i ? branch_mispredict_addr : fetch_addr_q))); |
| assign instr_addr_w_aligned = {instr_addr[31:2], 2'b00}; |
| generate |
| for (i = 0; i < NUM_REQS; i = i + 1) begin : g_outstanding_reqs |
| if (i == 0) begin : g_req0 |
| assign rdata_outstanding_n[i] = (valid_req & gnt_or_pmp_err) | rdata_outstanding_q[i]; |
| assign branch_discard_n[i] = (((valid_req & gnt_or_pmp_err) & discard_req_d) | (branch_or_mispredict & rdata_outstanding_q[i])) | branch_discard_q[i]; |
| assign rdata_pmp_err_n[i] = ((valid_req & ~rdata_outstanding_q[i]) & instr_pmp_err_i) | rdata_pmp_err_q[i]; |
| end |
| else begin : g_reqtop |
| assign rdata_outstanding_n[i] = ((valid_req & gnt_or_pmp_err) & rdata_outstanding_q[i - 1]) | rdata_outstanding_q[i]; |
| assign branch_discard_n[i] = ((((valid_req & gnt_or_pmp_err) & discard_req_d) & rdata_outstanding_q[i - 1]) | (branch_or_mispredict & rdata_outstanding_q[i])) | branch_discard_q[i]; |
| assign rdata_pmp_err_n[i] = (((valid_req & ~rdata_outstanding_q[i]) & instr_pmp_err_i) & rdata_outstanding_q[i - 1]) | rdata_pmp_err_q[i]; |
| end |
| end |
| endgenerate |
| assign rdata_outstanding_s = (rvalid_or_pmp_err ? {1'b0, rdata_outstanding_n[1:1]} : rdata_outstanding_n); |
| assign branch_discard_s = (rvalid_or_pmp_err ? {1'b0, branch_discard_n[1:1]} : branch_discard_n); |
| assign rdata_pmp_err_s = (rvalid_or_pmp_err ? {1'b0, rdata_pmp_err_n[1:1]} : rdata_pmp_err_n); |
| assign fifo_valid = rvalid_or_pmp_err & ~branch_discard_q[0]; |
| assign fifo_addr = (branch_i ? addr_i : branch_mispredict_addr); |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| valid_req_q <= 1'b0; |
| discard_req_q <= 1'b0; |
| rdata_outstanding_q <= {2 {1'sb0}}; |
| branch_discard_q <= {2 {1'sb0}}; |
| rdata_pmp_err_q <= {2 {1'sb0}}; |
| end |
| else begin |
| valid_req_q <= valid_req_d; |
| discard_req_q <= discard_req_d; |
| rdata_outstanding_q <= rdata_outstanding_s; |
| branch_discard_q <= branch_discard_s; |
| rdata_pmp_err_q <= rdata_pmp_err_s; |
| end |
| assign instr_req_o = valid_req; |
| assign instr_addr_o = instr_addr_w_aligned; |
| assign valid_o = valid_raw & ~branch_mispredict_i; |
| endmodule |
| module brq_ifu ( |
| clk_i, |
| rst_ni, |
| boot_addr_i, |
| req_i, |
| instr_req_o, |
| instr_addr_o, |
| instr_gnt_i, |
| instr_rvalid_i, |
| instr_rdata_i, |
| instr_err_i, |
| instr_pmp_err_i, |
| instr_valid_id_o, |
| instr_new_id_o, |
| instr_rdata_id_o, |
| instr_rdata_alu_id_o, |
| instr_rdata_c_id_o, |
| instr_is_compressed_id_o, |
| instr_fetch_err_o, |
| instr_fetch_err_plus2_o, |
| illegal_c_insn_id_o, |
| pc_if_o, |
| pc_id_o, |
| instr_valid_clear_i, |
| pc_set_i, |
| pc_set_spec_i, |
| pc_mux_i, |
| exc_pc_mux_i, |
| branch_target_ex_i, |
| csr_mepc_i, |
| csr_depc_i, |
| csr_mtvec_i, |
| csr_mtvec_init_o, |
| id_in_ready_i, |
| pc_mismatch_alert_o, |
| if_busy_o |
| ); |
| parameter [31:0] DmHaltAddr = 32'h1a110800; |
| parameter [31:0] DmExceptionAddr = 32'h1a110808; |
| parameter [0:0] DummyInstructions = 1'b0; |
| parameter [0:0] ICache = 1'b0; |
| parameter [0:0] ICacheECC = 1'b0; |
| parameter [0:0] PCIncrCheck = 1'b0; |
| parameter [0:0] BranchPredictor = 1'b0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [31:0] boot_addr_i; |
| input wire req_i; |
| output wire instr_req_o; |
| output wire [31:0] instr_addr_o; |
| input wire instr_gnt_i; |
| input wire instr_rvalid_i; |
| input wire [31:0] instr_rdata_i; |
| input wire instr_err_i; |
| input wire instr_pmp_err_i; |
| output wire instr_valid_id_o; |
| output wire instr_new_id_o; |
| output reg [31:0] instr_rdata_id_o; |
| output reg [31:0] instr_rdata_alu_id_o; |
| output reg [15:0] instr_rdata_c_id_o; |
| output reg instr_is_compressed_id_o; |
| output reg instr_fetch_err_o; |
| output reg instr_fetch_err_plus2_o; |
| output reg illegal_c_insn_id_o; |
| output wire [31:0] pc_if_o; |
| output reg [31:0] pc_id_o; |
| input wire instr_valid_clear_i; |
| input wire pc_set_i; |
| input wire pc_set_spec_i; |
| input wire [2:0] pc_mux_i; |
| input wire [1:0] exc_pc_mux_i; |
| input wire [31:0] branch_target_ex_i; |
| input wire [31:0] csr_mepc_i; |
| input wire [31:0] csr_depc_i; |
| input wire [31:0] csr_mtvec_i; |
| output wire csr_mtvec_init_o; |
| input wire id_in_ready_i; |
| output wire pc_mismatch_alert_o; |
| output wire if_busy_o; |
| wire instr_valid_id_d; |
| reg instr_valid_id_q; |
| wire instr_new_id_d; |
| reg instr_new_id_q; |
| wire prefetch_busy; |
| wire branch_req; |
| wire branch_spec; |
| wire predicted_branch; |
| reg [31:0] fetch_addr_n; |
| wire fetch_valid; |
| wire fetch_ready; |
| wire [31:0] fetch_rdata; |
| wire [31:0] fetch_addr; |
| wire fetch_err; |
| wire fetch_err_plus2; |
| wire if_instr_valid; |
| wire [31:0] if_instr_rdata; |
| wire [31:0] if_instr_addr; |
| wire if_instr_err; |
| reg [31:0] exc_pc; |
| wire if_id_pipe_reg_we; |
| wire [31:0] instr_out; |
| wire instr_is_compressed_out; |
| wire illegal_c_instr_out; |
| wire instr_err_out; |
| wire predict_branch_taken; |
| wire [31:0] predict_branch_pc; |
| wire [2:0] pc_mux_internal; |
| localparam [1:0] brq_pkg_EXC_PC_DBD = 2; |
| localparam [1:0] brq_pkg_EXC_PC_DBG_EXC = 3; |
| localparam [1:0] brq_pkg_EXC_PC_EXC = 0; |
| localparam [1:0] brq_pkg_EXC_PC_IRQ = 1; |
| always @(*) begin : exc_pc_mux |
| case (exc_pc_mux_i) |
| brq_pkg_EXC_PC_EXC: exc_pc = {csr_mtvec_i[31:2], 2'b00}; |
| brq_pkg_EXC_PC_IRQ: exc_pc = {csr_mtvec_i[31:2], 2'b00}; |
| brq_pkg_EXC_PC_DBD: exc_pc = DmHaltAddr; |
| brq_pkg_EXC_PC_DBG_EXC: exc_pc = DmExceptionAddr; |
| endcase |
| end |
| localparam [2:0] brq_pkg_PC_BP = 5; |
| assign pc_mux_internal = ((BranchPredictor && predict_branch_taken) && !pc_set_i ? brq_pkg_PC_BP : pc_mux_i); |
| localparam [2:0] brq_pkg_PC_BOOT = 0; |
| localparam [2:0] brq_pkg_PC_DRET = 4; |
| localparam [2:0] brq_pkg_PC_ERET = 3; |
| localparam [2:0] brq_pkg_PC_EXC = 2; |
| localparam [2:0] brq_pkg_PC_JUMP = 1; |
| always @(*) begin : fetch_addr_mux |
| case (pc_mux_internal) |
| brq_pkg_PC_BOOT: fetch_addr_n = {boot_addr_i[31:2], 2'b00}; |
| brq_pkg_PC_JUMP: fetch_addr_n = branch_target_ex_i; |
| brq_pkg_PC_EXC: fetch_addr_n = exc_pc; |
| brq_pkg_PC_ERET: fetch_addr_n = csr_mepc_i; |
| brq_pkg_PC_DRET: fetch_addr_n = csr_depc_i; |
| brq_pkg_PC_BP: fetch_addr_n = (BranchPredictor ? predict_branch_pc : {boot_addr_i[31:2], 2'b00}); |
| default: fetch_addr_n = {boot_addr_i[31:2], 2'b00}; |
| endcase |
| end |
| assign csr_mtvec_init_o = (pc_mux_i == brq_pkg_PC_BOOT) & pc_set_i; |
| brq_ifu_prefetch_buffer #(.BranchPredictor(BranchPredictor)) ifu_prefetch_buffer_i( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .req_i(req_i), |
| .branch_i(branch_req), |
| .branch_spec_i(branch_spec), |
| .predicted_branch_i(predicted_branch), |
| .addr_i({fetch_addr_n[31:1], 1'b0}), |
| .ready_i(fetch_ready), |
| .valid_o(fetch_valid), |
| .rdata_o(fetch_rdata), |
| .addr_o(fetch_addr), |
| .err_o(fetch_err), |
| .err_plus2_o(fetch_err_plus2), |
| .instr_req_o(instr_req_o), |
| .instr_addr_o(instr_addr_o), |
| .instr_gnt_i(instr_gnt_i), |
| .instr_rvalid_i(instr_rvalid_i), |
| .instr_rdata_i(instr_rdata_i), |
| .instr_err_i(instr_err_i), |
| .instr_pmp_err_i(instr_pmp_err_i), |
| .busy_o(prefetch_busy) |
| ); |
| assign branch_req = pc_set_i | predict_branch_taken; |
| assign branch_spec = pc_set_spec_i | predict_branch_taken; |
| assign pc_if_o = if_instr_addr; |
| assign if_busy_o = prefetch_busy; |
| wire [31:0] instr_decompressed; |
| wire illegal_c_insn; |
| wire instr_is_compressed; |
| brq_ifu_compressed_decoder ifu_compressed_decoder_i( |
| .instr_i(if_instr_rdata), |
| .instr_o(instr_decompressed), |
| .is_compressed_o(instr_is_compressed), |
| .illegal_instr_o(illegal_c_insn) |
| ); |
| assign instr_out = instr_decompressed; |
| assign instr_is_compressed_out = instr_is_compressed; |
| assign illegal_c_instr_out = illegal_c_insn; |
| assign instr_err_out = if_instr_err; |
| assign instr_valid_id_d = ((if_instr_valid & id_in_ready_i) & ~pc_set_i) | (instr_valid_id_q & ~instr_valid_clear_i); |
| assign instr_new_id_d = if_instr_valid & id_in_ready_i; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| instr_valid_id_q <= 1'b0; |
| instr_new_id_q <= 1'b0; |
| end |
| else begin |
| instr_valid_id_q <= instr_valid_id_d; |
| instr_new_id_q <= instr_new_id_d; |
| end |
| assign instr_valid_id_o = instr_valid_id_q; |
| assign instr_new_id_o = instr_new_id_q; |
| assign if_id_pipe_reg_we = instr_new_id_d; |
| always @(posedge clk_i) |
| if (~rst_ni) begin |
| instr_rdata_id_o <= {32 {1'sb0}}; |
| instr_rdata_alu_id_o <= {32 {1'sb0}}; |
| instr_fetch_err_o <= 1'b0; |
| instr_fetch_err_plus2_o <= 1'b0; |
| instr_rdata_c_id_o <= {16 {1'sb0}}; |
| instr_is_compressed_id_o <= 1'b0; |
| illegal_c_insn_id_o <= 1'b0; |
| pc_id_o <= {32 {1'sb0}}; |
| end |
| else if (if_id_pipe_reg_we) begin |
| instr_rdata_id_o <= instr_out; |
| instr_rdata_alu_id_o <= instr_out; |
| instr_fetch_err_o <= instr_err_out; |
| instr_fetch_err_plus2_o <= fetch_err_plus2; |
| instr_rdata_c_id_o <= if_instr_rdata[15:0]; |
| instr_is_compressed_id_o <= instr_is_compressed_out; |
| illegal_c_insn_id_o <= illegal_c_instr_out; |
| pc_id_o <= pc_if_o; |
| end |
| assign pc_mismatch_alert_o = 1'b0; |
| assign predict_branch_taken = 1'b0; |
| assign predicted_branch = 1'b0; |
| assign predict_branch_pc = 32'b00000000000000000000000000000000; |
| assign if_instr_valid = fetch_valid; |
| assign if_instr_rdata = fetch_rdata; |
| assign if_instr_addr = fetch_addr; |
| assign if_instr_err = fetch_err; |
| assign fetch_ready = id_in_ready_i; |
| endmodule |
| module brq_lsu ( |
| clk_i, |
| rst_ni, |
| data_req_o, |
| data_gnt_i, |
| data_rvalid_i, |
| data_err_i, |
| data_pmp_err_i, |
| data_addr_o, |
| data_we_o, |
| data_be_o, |
| data_wdata_o, |
| data_rdata_i, |
| lsu_we_i, |
| lsu_type_i, |
| lsu_wdata_i, |
| lsu_sign_ext_i, |
| lsu_rdata_o, |
| lsu_rdata_valid_o, |
| lsu_req_i, |
| adder_result_ex_i, |
| addr_incr_req_o, |
| addr_last_o, |
| lsu_req_done_o, |
| lsu_resp_valid_o, |
| load_err_o, |
| store_err_o, |
| busy_o, |
| perf_load_o, |
| perf_store_o |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| output reg data_req_o; |
| input wire data_gnt_i; |
| input wire data_rvalid_i; |
| input wire data_err_i; |
| input wire data_pmp_err_i; |
| output wire [31:0] data_addr_o; |
| output wire data_we_o; |
| output wire [3:0] data_be_o; |
| output wire [31:0] data_wdata_o; |
| input wire [31:0] data_rdata_i; |
| input wire lsu_we_i; |
| input wire [1:0] lsu_type_i; |
| input wire [31:0] lsu_wdata_i; |
| input wire lsu_sign_ext_i; |
| output wire [31:0] lsu_rdata_o; |
| output wire lsu_rdata_valid_o; |
| input wire lsu_req_i; |
| input wire [31:0] adder_result_ex_i; |
| output reg addr_incr_req_o; |
| output wire [31:0] addr_last_o; |
| output wire lsu_req_done_o; |
| output wire lsu_resp_valid_o; |
| output wire load_err_o; |
| output wire store_err_o; |
| output wire busy_o; |
| output reg perf_load_o; |
| output reg perf_store_o; |
| wire [31:0] data_addr; |
| wire [31:0] data_addr_w_aligned; |
| reg [31:0] addr_last_q; |
| reg addr_update; |
| reg ctrl_update; |
| reg rdata_update; |
| reg [31:8] rdata_q; |
| reg [1:0] rdata_offset_q; |
| reg [1:0] data_type_q; |
| reg data_sign_ext_q; |
| reg data_we_q; |
| wire [1:0] data_offset; |
| reg [3:0] data_be; |
| reg [31:0] data_wdata; |
| reg [31:0] data_rdata_ext; |
| reg [31:0] rdata_w_ext; |
| reg [31:0] rdata_h_ext; |
| reg [31:0] rdata_b_ext; |
| wire split_misaligned_access; |
| reg handle_misaligned_q; |
| reg handle_misaligned_d; |
| reg pmp_err_q; |
| reg pmp_err_d; |
| reg lsu_err_q; |
| reg lsu_err_d; |
| wire data_or_pmp_err; |
| reg [2:0] ls_fsm_cs; |
| reg [2:0] ls_fsm_ns; |
| assign data_addr = adder_result_ex_i; |
| assign data_offset = data_addr[1:0]; |
| always @(*) |
| case (lsu_type_i) |
| 2'b00: |
| if (!handle_misaligned_q) |
| case (data_offset) |
| 2'b00: data_be = 4'b1111; |
| 2'b01: data_be = 4'b1110; |
| 2'b10: data_be = 4'b1100; |
| 2'b11: data_be = 4'b1000; |
| endcase |
| else |
| case (data_offset) |
| 2'b00: data_be = 4'b0000; |
| 2'b01: data_be = 4'b0001; |
| 2'b10: data_be = 4'b0011; |
| 2'b11: data_be = 4'b0111; |
| endcase |
| 2'b01: |
| if (!handle_misaligned_q) |
| case (data_offset) |
| 2'b00: data_be = 4'b0011; |
| 2'b01: data_be = 4'b0110; |
| 2'b10: data_be = 4'b1100; |
| 2'b11: data_be = 4'b1000; |
| endcase |
| else |
| data_be = 4'b0001; |
| 2'b10, 2'b11: |
| case (data_offset) |
| 2'b00: data_be = 4'b0001; |
| 2'b01: data_be = 4'b0010; |
| 2'b10: data_be = 4'b0100; |
| 2'b11: data_be = 4'b1000; |
| endcase |
| endcase |
| always @(*) |
| case (data_offset) |
| 2'b00: data_wdata = lsu_wdata_i[31:0]; |
| 2'b01: data_wdata = {lsu_wdata_i[23:0], lsu_wdata_i[31:24]}; |
| 2'b10: data_wdata = {lsu_wdata_i[15:0], lsu_wdata_i[31:16]}; |
| 2'b11: data_wdata = {lsu_wdata_i[7:0], lsu_wdata_i[31:8]}; |
| endcase |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| rdata_q <= {24 {1'sb0}}; |
| else if (rdata_update) |
| rdata_q <= data_rdata_i[31:8]; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| rdata_offset_q <= 2'h0; |
| data_type_q <= 2'h0; |
| data_sign_ext_q <= 1'b0; |
| data_we_q <= 1'b0; |
| end |
| else if (ctrl_update) begin |
| rdata_offset_q <= data_offset; |
| data_type_q <= lsu_type_i; |
| data_sign_ext_q <= lsu_sign_ext_i; |
| data_we_q <= lsu_we_i; |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| addr_last_q <= {32 {1'sb0}}; |
| else if (addr_update) |
| addr_last_q <= data_addr; |
| always @(*) |
| case (rdata_offset_q) |
| 2'b00: rdata_w_ext = data_rdata_i[31:0]; |
| 2'b01: rdata_w_ext = {data_rdata_i[7:0], rdata_q[31:8]}; |
| 2'b10: rdata_w_ext = {data_rdata_i[15:0], rdata_q[31:16]}; |
| 2'b11: rdata_w_ext = {data_rdata_i[23:0], rdata_q[31:24]}; |
| endcase |
| always @(*) |
| case (rdata_offset_q) |
| 2'b00: |
| if (!data_sign_ext_q) |
| rdata_h_ext = {16'h0000, data_rdata_i[15:0]}; |
| else |
| rdata_h_ext = {{16 {data_rdata_i[15]}}, data_rdata_i[15:0]}; |
| 2'b01: |
| if (!data_sign_ext_q) |
| rdata_h_ext = {16'h0000, data_rdata_i[23:8]}; |
| else |
| rdata_h_ext = {{16 {data_rdata_i[23]}}, data_rdata_i[23:8]}; |
| 2'b10: |
| if (!data_sign_ext_q) |
| rdata_h_ext = {16'h0000, data_rdata_i[31:16]}; |
| else |
| rdata_h_ext = {{16 {data_rdata_i[31]}}, data_rdata_i[31:16]}; |
| 2'b11: |
| if (!data_sign_ext_q) |
| rdata_h_ext = {16'h0000, data_rdata_i[7:0], rdata_q[31:24]}; |
| else |
| rdata_h_ext = {{16 {data_rdata_i[7]}}, data_rdata_i[7:0], rdata_q[31:24]}; |
| endcase |
| always @(*) |
| case (rdata_offset_q) |
| 2'b00: |
| if (!data_sign_ext_q) |
| rdata_b_ext = {24'h000000, data_rdata_i[7:0]}; |
| else |
| rdata_b_ext = {{24 {data_rdata_i[7]}}, data_rdata_i[7:0]}; |
| 2'b01: |
| if (!data_sign_ext_q) |
| rdata_b_ext = {24'h000000, data_rdata_i[15:8]}; |
| else |
| rdata_b_ext = {{24 {data_rdata_i[15]}}, data_rdata_i[15:8]}; |
| 2'b10: |
| if (!data_sign_ext_q) |
| rdata_b_ext = {24'h000000, data_rdata_i[23:16]}; |
| else |
| rdata_b_ext = {{24 {data_rdata_i[23]}}, data_rdata_i[23:16]}; |
| 2'b11: |
| if (!data_sign_ext_q) |
| rdata_b_ext = {24'h000000, data_rdata_i[31:24]}; |
| else |
| rdata_b_ext = {{24 {data_rdata_i[31]}}, data_rdata_i[31:24]}; |
| endcase |
| always @(*) |
| case (data_type_q) |
| 2'b00: data_rdata_ext = rdata_w_ext; |
| 2'b01: data_rdata_ext = rdata_h_ext; |
| 2'b10, 2'b11: data_rdata_ext = rdata_b_ext; |
| endcase |
| assign split_misaligned_access = ((lsu_type_i == 2'b00) && (data_offset != 2'b00)) || ((lsu_type_i == 2'b01) && (data_offset == 2'b11)); |
| localparam [2:0] IDLE = 0; |
| localparam [2:0] WAIT_GNT = 3; |
| localparam [2:0] WAIT_GNT_MIS = 1; |
| localparam [2:0] WAIT_RVALID_MIS = 2; |
| localparam [2:0] WAIT_RVALID_MIS_GNTS_DONE = 4; |
| always @(*) begin |
| ls_fsm_ns = ls_fsm_cs; |
| data_req_o = 1'b0; |
| addr_incr_req_o = 1'b0; |
| handle_misaligned_d = handle_misaligned_q; |
| pmp_err_d = pmp_err_q; |
| lsu_err_d = lsu_err_q; |
| addr_update = 1'b0; |
| ctrl_update = 1'b0; |
| rdata_update = 1'b0; |
| perf_load_o = 1'b0; |
| perf_store_o = 1'b0; |
| case (ls_fsm_cs) |
| IDLE: begin |
| pmp_err_d = 1'b0; |
| if (lsu_req_i) begin |
| data_req_o = 1'b1; |
| pmp_err_d = data_pmp_err_i; |
| lsu_err_d = 1'b0; |
| perf_load_o = ~lsu_we_i; |
| perf_store_o = lsu_we_i; |
| if (data_gnt_i) begin |
| ctrl_update = 1'b1; |
| addr_update = 1'b1; |
| handle_misaligned_d = split_misaligned_access; |
| ls_fsm_ns = (split_misaligned_access ? WAIT_RVALID_MIS : IDLE); |
| end |
| else |
| ls_fsm_ns = (split_misaligned_access ? WAIT_GNT_MIS : WAIT_GNT); |
| end |
| end |
| WAIT_GNT_MIS: begin |
| data_req_o = 1'b1; |
| if (data_gnt_i || pmp_err_q) begin |
| addr_update = 1'b1; |
| ctrl_update = 1'b1; |
| handle_misaligned_d = 1'b1; |
| ls_fsm_ns = WAIT_RVALID_MIS; |
| end |
| end |
| WAIT_RVALID_MIS: begin |
| data_req_o = 1'b1; |
| addr_incr_req_o = 1'b1; |
| if (data_rvalid_i || pmp_err_q) begin |
| pmp_err_d = data_pmp_err_i; |
| lsu_err_d = data_err_i | pmp_err_q; |
| rdata_update = ~data_we_q; |
| ls_fsm_ns = (data_gnt_i ? IDLE : WAIT_GNT); |
| addr_update = data_gnt_i & ~(data_err_i | pmp_err_q); |
| handle_misaligned_d = ~data_gnt_i; |
| end |
| else if (data_gnt_i) begin |
| ls_fsm_ns = WAIT_RVALID_MIS_GNTS_DONE; |
| handle_misaligned_d = 1'b0; |
| end |
| end |
| WAIT_GNT: begin |
| addr_incr_req_o = handle_misaligned_q; |
| data_req_o = 1'b1; |
| if (data_gnt_i || pmp_err_q) begin |
| ctrl_update = 1'b1; |
| addr_update = ~lsu_err_q; |
| ls_fsm_ns = IDLE; |
| handle_misaligned_d = 1'b0; |
| end |
| end |
| WAIT_RVALID_MIS_GNTS_DONE: begin |
| addr_incr_req_o = 1'b1; |
| if (data_rvalid_i) begin |
| pmp_err_d = data_pmp_err_i; |
| lsu_err_d = data_err_i; |
| addr_update = ~data_err_i; |
| rdata_update = ~data_we_q; |
| ls_fsm_ns = IDLE; |
| end |
| end |
| default: ls_fsm_ns = IDLE; |
| endcase |
| end |
| assign lsu_req_done_o = (lsu_req_i | (ls_fsm_cs != IDLE)) & (ls_fsm_ns == IDLE); |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| ls_fsm_cs <= IDLE; |
| handle_misaligned_q <= 1'b0; |
| pmp_err_q <= 1'b0; |
| lsu_err_q <= 1'b0; |
| end |
| else begin |
| ls_fsm_cs <= ls_fsm_ns; |
| handle_misaligned_q <= handle_misaligned_d; |
| pmp_err_q <= pmp_err_d; |
| lsu_err_q <= lsu_err_d; |
| end |
| assign data_or_pmp_err = (lsu_err_q | data_err_i) | pmp_err_q; |
| assign lsu_resp_valid_o = (data_rvalid_i | pmp_err_q) & (ls_fsm_cs == IDLE); |
| assign lsu_rdata_valid_o = (((ls_fsm_cs == IDLE) & data_rvalid_i) & ~data_or_pmp_err) & ~data_we_q; |
| assign lsu_rdata_o = data_rdata_ext; |
| assign data_addr_w_aligned = {data_addr[31:2], 2'b00}; |
| assign data_addr_o = data_addr_w_aligned; |
| assign data_wdata_o = data_wdata; |
| assign data_we_o = lsu_we_i; |
| assign data_be_o = data_be; |
| assign addr_last_o = addr_last_q; |
| assign load_err_o = (data_or_pmp_err & ~data_we_q) & lsu_resp_valid_o; |
| assign store_err_o = (data_or_pmp_err & data_we_q) & lsu_resp_valid_o; |
| assign busy_o = ls_fsm_cs != IDLE; |
| endmodule |
| module brq_pmp ( |
| clk_i, |
| rst_ni, |
| csr_pmp_cfg_i, |
| csr_pmp_addr_i, |
| priv_mode_i, |
| pmp_req_addr_i, |
| pmp_req_type_i, |
| pmp_req_err_o |
| ); |
| parameter [31:0] PMPGranularity = 0; |
| parameter [31:0] PMPNumChan = 2; |
| parameter [31:0] PMPNumRegions = 4; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(0 >= (PMPNumRegions - 1) ? ((2 - PMPNumRegions) * 6) + (((PMPNumRegions - 1) * 6) - 1) : (PMPNumRegions * 6) - 1):(0 >= (PMPNumRegions - 1) ? (PMPNumRegions - 1) * 6 : 0)] csr_pmp_cfg_i; |
| input wire [(0 >= (PMPNumRegions - 1) ? ((2 - PMPNumRegions) * 34) + (((PMPNumRegions - 1) * 34) - 1) : (PMPNumRegions * 34) - 1):(0 >= (PMPNumRegions - 1) ? (PMPNumRegions - 1) * 34 : 0)] csr_pmp_addr_i; |
| input wire [(0 >= (PMPNumChan - 1) ? ((2 - PMPNumChan) * 2) + (((PMPNumChan - 1) * 2) - 1) : (PMPNumChan * 2) - 1):(0 >= (PMPNumChan - 1) ? (PMPNumChan - 1) * 2 : 0)] priv_mode_i; |
| input wire [(0 >= (PMPNumChan - 1) ? ((2 - PMPNumChan) * 34) + (((PMPNumChan - 1) * 34) - 1) : (PMPNumChan * 34) - 1):(0 >= (PMPNumChan - 1) ? (PMPNumChan - 1) * 34 : 0)] pmp_req_addr_i; |
| input wire [(0 >= (PMPNumChan - 1) ? ((2 - PMPNumChan) * 2) + (((PMPNumChan - 1) * 2) - 1) : (PMPNumChan * 2) - 1):(0 >= (PMPNumChan - 1) ? (PMPNumChan - 1) * 2 : 0)] pmp_req_type_i; |
| output wire [0:PMPNumChan - 1] pmp_req_err_o; |
| wire [33:0] region_start_addr [0:PMPNumRegions - 1]; |
| wire [33:PMPGranularity + 2] region_addr_mask [0:PMPNumRegions - 1]; |
| wire [(PMPNumChan * PMPNumRegions) - 1:0] region_match_gt; |
| wire [(PMPNumChan * PMPNumRegions) - 1:0] region_match_lt; |
| wire [(PMPNumChan * PMPNumRegions) - 1:0] region_match_eq; |
| reg [(PMPNumChan * PMPNumRegions) - 1:0] region_match_all; |
| wire [(PMPNumChan * PMPNumRegions) - 1:0] region_perm_check; |
| reg [PMPNumChan - 1:0] access_fault; |
| localparam [1:0] brq_pkg_PMP_MODE_NAPOT = 2'b11; |
| localparam [1:0] brq_pkg_PMP_MODE_TOR = 2'b01; |
| generate |
| genvar r; |
| for (r = 0; r < PMPNumRegions; r = r + 1) begin : g_addr_exp |
| if (r == 0) begin : g_entry0 |
| assign region_start_addr[r] = (csr_pmp_cfg_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6) + 4-:2] == brq_pkg_PMP_MODE_TOR ? 34'h000000000 : csr_pmp_addr_i[(0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 34+:34]); |
| end |
| else begin : g_oth |
| assign region_start_addr[r] = (csr_pmp_cfg_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6) + 4-:2] == brq_pkg_PMP_MODE_TOR ? csr_pmp_addr_i[(0 >= (PMPNumRegions - 1) ? r - 1 : (PMPNumRegions - 1) - (r - 1)) * 34+:34] : csr_pmp_addr_i[(0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 34+:34]); |
| end |
| genvar b; |
| for (b = PMPGranularity + 2; b < 34; b = b + 1) begin : g_bitmask |
| if (b == 2) begin : g_bit0 |
| assign region_addr_mask[r][b] = csr_pmp_cfg_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6) + 4-:2] != brq_pkg_PMP_MODE_NAPOT; |
| end |
| else begin : g_others |
| assign region_addr_mask[r][b] = (csr_pmp_cfg_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6) + 4-:2] != brq_pkg_PMP_MODE_NAPOT) | ~&csr_pmp_addr_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 34) + ((b - 1) >= (PMPGranularity + 1) ? b - 1 : ((b - 1) + ((b - 1) >= (PMPGranularity + 1) ? ((b - 1) - (PMPGranularity + 1)) + 1 : ((PMPGranularity + 1) - (b - 1)) + 1)) - 1)-:((b - 1) >= (PMPGranularity + 1) ? ((b - 1) - (PMPGranularity + 1)) + 1 : ((PMPGranularity + 1) - (b - 1)) + 1)]; |
| end |
| end |
| end |
| endgenerate |
| localparam [1:0] brq_pkg_PMP_ACC_EXEC = 2'b00; |
| localparam [1:0] brq_pkg_PMP_ACC_READ = 2'b10; |
| localparam [1:0] brq_pkg_PMP_ACC_WRITE = 2'b01; |
| localparam [1:0] brq_pkg_PMP_MODE_NA4 = 2'b10; |
| localparam [1:0] brq_pkg_PMP_MODE_OFF = 2'b00; |
| localparam [1:0] brq_pkg_PRIV_LVL_M = 2'b11; |
| generate |
| genvar c; |
| for (c = 0; c < PMPNumChan; c = c + 1) begin : g_access_check |
| for (r = 0; r < PMPNumRegions; r = r + 1) begin : g_regions |
| assign region_match_eq[(c * PMPNumRegions) + r] = (pmp_req_addr_i[((0 >= (PMPNumChan - 1) ? c : (PMPNumChan - 1) - c) * 34) + (33 >= (PMPGranularity + 2) ? 33 : (33 + (33 >= (PMPGranularity + 2) ? 34 - (PMPGranularity + 2) : PMPGranularity - 30)) - 1)-:(33 >= (PMPGranularity + 2) ? 34 - (PMPGranularity + 2) : PMPGranularity - 30)] & region_addr_mask[r]) == (region_start_addr[r][33:PMPGranularity + 2] & region_addr_mask[r]); |
| assign region_match_gt[(c * PMPNumRegions) + r] = pmp_req_addr_i[((0 >= (PMPNumChan - 1) ? c : (PMPNumChan - 1) - c) * 34) + (33 >= (PMPGranularity + 2) ? 33 : (33 + (33 >= (PMPGranularity + 2) ? 34 - (PMPGranularity + 2) : PMPGranularity - 30)) - 1)-:(33 >= (PMPGranularity + 2) ? 34 - (PMPGranularity + 2) : PMPGranularity - 30)] > region_start_addr[r][33:PMPGranularity + 2]; |
| assign region_match_lt[(c * PMPNumRegions) + r] = pmp_req_addr_i[((0 >= (PMPNumChan - 1) ? c : (PMPNumChan - 1) - c) * 34) + (33 >= (PMPGranularity + 2) ? 33 : (33 + (33 >= (PMPGranularity + 2) ? 34 - (PMPGranularity + 2) : PMPGranularity - 30)) - 1)-:(33 >= (PMPGranularity + 2) ? 34 - (PMPGranularity + 2) : PMPGranularity - 30)] < csr_pmp_addr_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 34) + (33 >= (PMPGranularity + 2) ? 33 : (33 + (33 >= (PMPGranularity + 2) ? 34 - (PMPGranularity + 2) : PMPGranularity - 30)) - 1)-:(33 >= (PMPGranularity + 2) ? 34 - (PMPGranularity + 2) : PMPGranularity - 30)]; |
| always @(*) begin |
| region_match_all[(c * PMPNumRegions) + r] = 1'b0; |
| case (csr_pmp_cfg_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6) + 4-:2]) |
| brq_pkg_PMP_MODE_OFF: region_match_all[(c * PMPNumRegions) + r] = 1'b0; |
| brq_pkg_PMP_MODE_NA4: region_match_all[(c * PMPNumRegions) + r] = region_match_eq[(c * PMPNumRegions) + r]; |
| brq_pkg_PMP_MODE_NAPOT: region_match_all[(c * PMPNumRegions) + r] = region_match_eq[(c * PMPNumRegions) + r]; |
| brq_pkg_PMP_MODE_TOR: region_match_all[(c * PMPNumRegions) + r] = (region_match_eq[(c * PMPNumRegions) + r] | region_match_gt[(c * PMPNumRegions) + r]) & region_match_lt[(c * PMPNumRegions) + r]; |
| default: region_match_all[(c * PMPNumRegions) + r] = 1'b0; |
| endcase |
| end |
| assign region_perm_check[(c * PMPNumRegions) + r] = (((pmp_req_type_i[(0 >= (PMPNumChan - 1) ? c : (PMPNumChan - 1) - c) * 2+:2] == brq_pkg_PMP_ACC_EXEC) & csr_pmp_cfg_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6) + 2]) | ((pmp_req_type_i[(0 >= (PMPNumChan - 1) ? c : (PMPNumChan - 1) - c) * 2+:2] == brq_pkg_PMP_ACC_WRITE) & csr_pmp_cfg_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6) + 1])) | ((pmp_req_type_i[(0 >= (PMPNumChan - 1) ? c : (PMPNumChan - 1) - c) * 2+:2] == brq_pkg_PMP_ACC_READ) & csr_pmp_cfg_i[(0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6]); |
| end |
| always @(*) begin |
| access_fault[c] = priv_mode_i[(0 >= (PMPNumChan - 1) ? c : (PMPNumChan - 1) - c) * 2+:2] != brq_pkg_PRIV_LVL_M; |
| begin : sv2v_autoblock_100 |
| reg signed [31:0] r; |
| for (r = PMPNumRegions - 1; r >= 0; r = r - 1) |
| if (region_match_all[(c * PMPNumRegions) + r]) |
| access_fault[c] = (priv_mode_i[(0 >= (PMPNumChan - 1) ? c : (PMPNumChan - 1) - c) * 2+:2] == brq_pkg_PRIV_LVL_M ? csr_pmp_cfg_i[((0 >= (PMPNumRegions - 1) ? r : (PMPNumRegions - 1) - r) * 6) + 5] & ~region_perm_check[(c * PMPNumRegions) + r] : ~region_perm_check[(c * PMPNumRegions) + r]); |
| end |
| end |
| assign pmp_req_err_o[c] = access_fault[c]; |
| end |
| endgenerate |
| endmodule |
| module brq_register_file_ff ( |
| clk_i, |
| rst_ni, |
| dummy_instr_id_i, |
| raddr_a_i, |
| rdata_a_o, |
| raddr_b_i, |
| rdata_b_o, |
| waddr_a_i, |
| wdata_a_i, |
| we_a_i |
| ); |
| parameter [0:0] RV32E = 0; |
| parameter [31:0] DataWidth = 32; |
| parameter [0:0] DummyInstructions = 0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire dummy_instr_id_i; |
| input wire [4:0] raddr_a_i; |
| output wire [DataWidth - 1:0] rdata_a_o; |
| input wire [4:0] raddr_b_i; |
| output wire [DataWidth - 1:0] rdata_b_o; |
| input wire [4:0] waddr_a_i; |
| input wire [DataWidth - 1:0] wdata_a_i; |
| input wire we_a_i; |
| localparam [31:0] ADDR_WIDTH = (RV32E ? 4 : 5); |
| localparam [31:0] NUM_WORDS = 2 ** ADDR_WIDTH; |
| wire [(NUM_WORDS * DataWidth) - 1:0] rf_reg; |
| reg [((NUM_WORDS - 1) >= 1 ? ((NUM_WORDS - 1) * DataWidth) + (DataWidth - 1) : ((3 - NUM_WORDS) * DataWidth) + (((NUM_WORDS - 1) * DataWidth) - 1)):((NUM_WORDS - 1) >= 1 ? DataWidth : (NUM_WORDS - 1) * DataWidth)] rf_reg_q; |
| reg [NUM_WORDS - 1:1] we_a_dec; |
| function automatic [4:0] sv2v_cast_5; |
| input reg [4:0] inp; |
| sv2v_cast_5 = inp; |
| endfunction |
| always @(*) begin : we_a_decoder |
| begin : sv2v_autoblock_101 |
| reg [31:0] i; |
| for (i = 1; i < NUM_WORDS; i = i + 1) |
| we_a_dec[i] = (waddr_a_i == sv2v_cast_5(i) ? we_a_i : 1'b0); |
| end |
| end |
| generate |
| genvar i; |
| for (i = 1; i < NUM_WORDS; i = i + 1) begin : g_rf_flops |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| rf_reg_q[((NUM_WORDS - 1) >= 1 ? i : 1 - (i - (NUM_WORDS - 1))) * DataWidth+:DataWidth] <= {DataWidth {1'sb0}}; |
| else if (we_a_dec[i]) |
| rf_reg_q[((NUM_WORDS - 1) >= 1 ? i : 1 - (i - (NUM_WORDS - 1))) * DataWidth+:DataWidth] <= wdata_a_i; |
| end |
| endgenerate |
| generate |
| if (DummyInstructions) begin : g_dummy_r0 |
| wire we_r0_dummy; |
| reg [DataWidth - 1:0] rf_r0_q; |
| assign we_r0_dummy = we_a_i & dummy_instr_id_i; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| rf_r0_q <= {DataWidth {1'sb0}}; |
| else if (we_r0_dummy) |
| rf_r0_q <= wdata_a_i; |
| assign rf_reg[0+:DataWidth] = (dummy_instr_id_i ? rf_r0_q : {DataWidth {1'sb0}}); |
| end |
| else begin : g_normal_r0 |
| wire unused_dummy_instr_id; |
| assign unused_dummy_instr_id = dummy_instr_id_i; |
| assign rf_reg[0+:DataWidth] = {DataWidth {1'sb0}}; |
| end |
| endgenerate |
| assign rf_reg[DataWidth * (((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : ((NUM_WORDS - 1) + ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS)) - 1) - (((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS) - 1))+:DataWidth * ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS)] = rf_reg_q[DataWidth * ((NUM_WORDS - 1) >= 1 ? ((NUM_WORDS - 1) >= 1 ? ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : ((NUM_WORDS - 1) + ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS)) - 1) - (((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS) - 1) : ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : ((NUM_WORDS - 1) + ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS)) - 1)) : 1 - (((NUM_WORDS - 1) >= 1 ? ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : ((NUM_WORDS - 1) + ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS)) - 1) - (((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS) - 1) : ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : ((NUM_WORDS - 1) + ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS)) - 1)) - (NUM_WORDS - 1)))+:DataWidth * ((NUM_WORDS - 1) >= 1 ? NUM_WORDS - 1 : 3 - NUM_WORDS)]; |
| assign rdata_a_o = rf_reg[raddr_a_i * DataWidth+:DataWidth]; |
| assign rdata_b_o = rf_reg[raddr_b_i * DataWidth+:DataWidth]; |
| endmodule |
| module brq_wbu ( |
| clk_i, |
| rst_ni, |
| en_wb_i, |
| instr_type_wb_i, |
| pc_id_i, |
| instr_is_compressed_id_i, |
| instr_perf_count_id_i, |
| ready_wb_o, |
| rf_write_wb_o, |
| outstanding_load_wb_o, |
| outstanding_store_wb_o, |
| pc_wb_o, |
| perf_instr_ret_wb_o, |
| perf_instr_ret_compressed_wb_o, |
| rf_waddr_id_i, |
| rf_wdata_id_i, |
| rf_we_id_i, |
| rf_wdata_lsu_i, |
| rf_we_lsu_i, |
| rf_wdata_fwd_wb_o, |
| rf_waddr_wb_o, |
| rf_wdata_wb_o, |
| rf_we_wb_o, |
| lsu_resp_valid_i, |
| lsu_resp_err_i, |
| instr_done_wb_o, |
| fp_rf_write_wb_o, |
| fp_rf_wen_wb_o, |
| fp_rf_waddr_wb_o, |
| fp_rf_waddr_id_i, |
| fp_rf_wen_id_i, |
| fp_rf_wdata_wb_o, |
| fp_load_i |
| ); |
| parameter [0:0] WritebackStage = 1'b0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire en_wb_i; |
| input wire [1:0] instr_type_wb_i; |
| input wire [31:0] pc_id_i; |
| input wire instr_is_compressed_id_i; |
| input wire instr_perf_count_id_i; |
| output wire ready_wb_o; |
| output wire rf_write_wb_o; |
| output wire outstanding_load_wb_o; |
| output wire outstanding_store_wb_o; |
| output wire [31:0] pc_wb_o; |
| output wire perf_instr_ret_wb_o; |
| output wire perf_instr_ret_compressed_wb_o; |
| input wire [4:0] rf_waddr_id_i; |
| input wire [31:0] rf_wdata_id_i; |
| input wire rf_we_id_i; |
| input wire [31:0] rf_wdata_lsu_i; |
| input wire rf_we_lsu_i; |
| output wire [31:0] rf_wdata_fwd_wb_o; |
| output wire [4:0] rf_waddr_wb_o; |
| output wire [31:0] rf_wdata_wb_o; |
| output wire rf_we_wb_o; |
| input wire lsu_resp_valid_i; |
| input wire lsu_resp_err_i; |
| output wire instr_done_wb_o; |
| output wire fp_rf_write_wb_o; |
| output wire fp_rf_wen_wb_o; |
| output wire [4:0] fp_rf_waddr_wb_o; |
| input wire [4:0] fp_rf_waddr_id_i; |
| input wire fp_rf_wen_id_i; |
| output wire [31:0] fp_rf_wdata_wb_o; |
| input wire fp_load_i; |
| wire [31:0] rf_wdata_wb_mux [0:1]; |
| wire [1:0] rf_wdata_wb_mux_we; |
| wire [31:0] fp_rf_wdata_wb_mux [0:1]; |
| wire [1:0] fp_rf_wdata_wb_mux_we; |
| localparam [1:0] brq_pkg_WB_INSTR_LOAD = 0; |
| localparam [1:0] brq_pkg_WB_INSTR_OTHER = 2; |
| localparam [1:0] brq_pkg_WB_INSTR_STORE = 1; |
| generate |
| if (WritebackStage) begin : g_writeback_stage |
| reg [31:0] rf_wdata_wb_q; |
| reg rf_we_wb_q; |
| reg [4:0] rf_waddr_wb_q; |
| wire wb_done; |
| reg wb_valid_q; |
| reg [31:0] wb_pc_q; |
| reg wb_compressed_q; |
| reg wb_count_q; |
| reg [1:0] wb_instr_type_q; |
| wire wb_valid_d; |
| reg fp_rf_we_wb_q; |
| reg fp_load_q; |
| assign wb_valid_d = (en_wb_i & ready_wb_o) | (wb_valid_q & ~wb_done); |
| assign wb_done = (wb_instr_type_q == brq_pkg_WB_INSTR_OTHER) | lsu_resp_valid_i; |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) |
| wb_valid_q <= 1'b0; |
| else |
| wb_valid_q <= wb_valid_d; |
| always @(posedge clk_i) |
| if (~rst_ni) begin |
| rf_we_wb_q <= 1'b0; |
| rf_waddr_wb_q <= {5 {1'sb0}}; |
| rf_wdata_wb_q <= {32 {1'sb0}}; |
| wb_instr_type_q <= {2 {1'sb0}}; |
| wb_pc_q <= {32 {1'sb0}}; |
| wb_compressed_q <= 1'b0; |
| wb_count_q <= 1'b0; |
| fp_rf_we_wb_q <= 1'b0; |
| fp_load_q <= 1'b0; |
| end |
| else if (en_wb_i) begin |
| rf_we_wb_q <= rf_we_id_i; |
| rf_waddr_wb_q <= rf_waddr_id_i; |
| rf_wdata_wb_q <= rf_wdata_id_i; |
| wb_instr_type_q <= instr_type_wb_i; |
| wb_pc_q <= pc_id_i; |
| wb_compressed_q <= instr_is_compressed_id_i; |
| wb_count_q <= instr_perf_count_id_i; |
| fp_rf_we_wb_q <= fp_rf_wen_id_i; |
| fp_load_q <= fp_load_i; |
| end |
| assign rf_waddr_wb_o = rf_waddr_wb_q; |
| assign rf_wdata_wb_mux[0] = rf_wdata_wb_q; |
| assign rf_wdata_wb_mux_we[0] = rf_we_wb_q & wb_valid_q; |
| assign fp_rf_waddr_wb_o = rf_waddr_wb_q; |
| assign fp_rf_wdata_wb_mux[0] = rf_wdata_wb_q; |
| assign fp_rf_wdata_wb_mux_we[0] = fp_rf_we_wb_q & wb_valid_q; |
| assign ready_wb_o = ~wb_valid_q | wb_done; |
| assign rf_write_wb_o = wb_valid_q & (rf_we_wb_q | (wb_instr_type_q == brq_pkg_WB_INSTR_LOAD)); |
| assign fp_rf_write_wb_o = wb_valid_q & (fp_rf_we_wb_q | (wb_instr_type_q == brq_pkg_WB_INSTR_LOAD)); |
| assign outstanding_load_wb_o = wb_valid_q & (wb_instr_type_q == brq_pkg_WB_INSTR_LOAD); |
| assign outstanding_store_wb_o = wb_valid_q & (wb_instr_type_q == brq_pkg_WB_INSTR_STORE); |
| assign pc_wb_o = wb_pc_q; |
| assign instr_done_wb_o = wb_valid_q & wb_done; |
| assign perf_instr_ret_wb_o = (instr_done_wb_o & wb_count_q) & ~(lsu_resp_valid_i & lsu_resp_err_i); |
| assign perf_instr_ret_compressed_wb_o = perf_instr_ret_wb_o & wb_compressed_q; |
| assign rf_wdata_fwd_wb_o = rf_wdata_wb_q; |
| assign rf_wdata_wb_mux[1] = rf_wdata_lsu_i; |
| assign rf_wdata_wb_mux_we[1] = rf_we_lsu_i & ~fp_load_q; |
| assign fp_rf_wdata_wb_mux[1] = rf_wdata_lsu_i; |
| assign fp_rf_wdata_wb_mux_we[1] = rf_we_lsu_i & fp_load_q; |
| end |
| else begin : g_bypass_wb |
| assign rf_waddr_wb_o = rf_waddr_id_i; |
| assign rf_wdata_wb_mux[0] = rf_wdata_id_i; |
| assign rf_wdata_wb_mux_we[0] = rf_we_id_i; |
| assign fp_rf_waddr_wb_o = rf_waddr_id_i; |
| assign fp_rf_wdata_wb_mux[0] = rf_wdata_id_i; |
| assign fp_rf_wdata_wb_mux_we[0] = fp_rf_wen_id_i; |
| assign perf_instr_ret_wb_o = (instr_perf_count_id_i & en_wb_i) & ~(lsu_resp_valid_i & lsu_resp_err_i); |
| assign perf_instr_ret_compressed_wb_o = perf_instr_ret_wb_o & instr_is_compressed_id_i; |
| assign ready_wb_o = 1'b1; |
| wire unused_clk; |
| wire unused_rst; |
| wire [1:0] unused_instr_type_wb; |
| wire [31:0] unused_pc_id; |
| assign unused_clk = clk_i; |
| assign unused_rst = rst_ni; |
| assign unused_instr_type_wb = instr_type_wb_i; |
| assign unused_pc_id = pc_id_i; |
| assign outstanding_load_wb_o = 1'b0; |
| assign outstanding_store_wb_o = 1'b0; |
| assign pc_wb_o = {32 {1'sb0}}; |
| assign rf_write_wb_o = 1'b0; |
| assign rf_wdata_fwd_wb_o = 32'b00000000000000000000000000000000; |
| assign instr_done_wb_o = 1'b0; |
| assign rf_wdata_wb_mux[1] = rf_wdata_lsu_i; |
| assign rf_wdata_wb_mux_we[1] = rf_we_lsu_i & ~fp_load_i; |
| assign fp_rf_wdata_wb_mux[1] = rf_wdata_lsu_i; |
| assign fp_rf_wdata_wb_mux_we[1] = rf_we_lsu_i & fp_load_i; |
| end |
| endgenerate |
| assign rf_wdata_wb_o = (rf_wdata_wb_mux_we[0] ? rf_wdata_wb_mux[0] : rf_wdata_wb_mux[1]); |
| assign rf_we_wb_o = |rf_wdata_wb_mux_we; |
| assign fp_rf_wdata_wb_o = (fp_rf_wdata_wb_mux_we[0] ? fp_rf_wdata_wb_mux[0] : fp_rf_wdata_wb_mux[1]); |
| assign fp_rf_wen_wb_o = |fp_rf_wdata_wb_mux_we; |
| endmodule |
| module control_mvp ( |
| Clk_CI, |
| Rst_RBI, |
| Div_start_SI, |
| Sqrt_start_SI, |
| Start_SI, |
| Kill_SI, |
| Special_case_SBI, |
| Special_case_dly_SBI, |
| Precision_ctl_SI, |
| Format_sel_SI, |
| Numerator_DI, |
| Exp_num_DI, |
| Denominator_DI, |
| Exp_den_DI, |
| Div_start_dly_SO, |
| Sqrt_start_dly_SO, |
| Div_enable_SO, |
| Sqrt_enable_SO, |
| Full_precision_SO, |
| FP32_SO, |
| FP64_SO, |
| FP16_SO, |
| FP16ALT_SO, |
| Ready_SO, |
| Done_SO, |
| Mant_result_prenorm_DO, |
| Exp_result_prenorm_DO |
| ); |
| input wire Clk_CI; |
| input wire Rst_RBI; |
| input wire Div_start_SI; |
| input wire Sqrt_start_SI; |
| input wire Start_SI; |
| input wire Kill_SI; |
| input wire Special_case_SBI; |
| input wire Special_case_dly_SBI; |
| localparam defs_div_sqrt_mvp_C_PC = 6; |
| input wire [5:0] Precision_ctl_SI; |
| input wire [1:0] Format_sel_SI; |
| localparam defs_div_sqrt_mvp_C_MANT_FP64 = 52; |
| input wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Numerator_DI; |
| localparam defs_div_sqrt_mvp_C_EXP_FP64 = 11; |
| input wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_num_DI; |
| input wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Denominator_DI; |
| input wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_den_DI; |
| output wire Div_start_dly_SO; |
| output wire Sqrt_start_dly_SO; |
| output reg Div_enable_SO; |
| output reg Sqrt_enable_SO; |
| output wire Full_precision_SO; |
| output wire FP32_SO; |
| output wire FP64_SO; |
| output wire FP16_SO; |
| output wire FP16ALT_SO; |
| output reg Ready_SO; |
| output reg Done_SO; |
| output reg [56:0] Mant_result_prenorm_DO; |
| output wire [12:0] Exp_result_prenorm_DO; |
| reg [57:0] Partial_remainder_DN; |
| reg [57:0] Partial_remainder_DP; |
| reg [56:0] Quotient_DP; |
| wire [53:0] Numerator_se_D; |
| wire [53:0] Denominator_se_D; |
| reg [53:0] Denominator_se_DB; |
| assign Numerator_se_D = {1'b0, Numerator_DI}; |
| assign Denominator_se_D = {1'b0, Denominator_DI}; |
| localparam defs_div_sqrt_mvp_C_MANT_FP16 = 10; |
| localparam defs_div_sqrt_mvp_C_MANT_FP16ALT = 7; |
| localparam defs_div_sqrt_mvp_C_MANT_FP32 = 23; |
| always @(*) |
| if (FP32_SO) |
| Denominator_se_DB = {~Denominator_se_D[53:29], {29 {1'b0}}}; |
| else if (FP64_SO) |
| Denominator_se_DB = ~Denominator_se_D; |
| else if (FP16_SO) |
| Denominator_se_DB = {~Denominator_se_D[53:42], {42 {1'b0}}}; |
| else |
| Denominator_se_DB = {~Denominator_se_D[53:45], {45 {1'b0}}}; |
| wire [53:0] Mant_D_sqrt_Norm; |
| assign Mant_D_sqrt_Norm = (Exp_num_DI[0] ? {1'b0, Numerator_DI} : {Numerator_DI, 1'b0}); |
| reg [1:0] Format_sel_S; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Format_sel_S <= 'b0; |
| else if (Start_SI && Ready_SO) |
| Format_sel_S <= Format_sel_SI; |
| else |
| Format_sel_S <= Format_sel_S; |
| assign FP32_SO = Format_sel_S == 2'b00; |
| assign FP64_SO = Format_sel_S == 2'b01; |
| assign FP16_SO = Format_sel_S == 2'b10; |
| assign FP16ALT_SO = Format_sel_S == 2'b11; |
| reg [5:0] Precision_ctl_S; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Precision_ctl_S <= 'b0; |
| else if (Start_SI && Ready_SO) |
| Precision_ctl_S <= Precision_ctl_SI; |
| else |
| Precision_ctl_S <= Precision_ctl_S; |
| assign Full_precision_SO = Precision_ctl_S == 6'h00; |
| reg [5:0] State_ctl_S; |
| wire [5:0] State_Two_iteration_unit_S; |
| wire [5:0] State_Four_iteration_unit_S; |
| assign State_Two_iteration_unit_S = Precision_ctl_S[5:1]; |
| assign State_Four_iteration_unit_S = Precision_ctl_S[5:2]; |
| localparam defs_div_sqrt_mvp_Iteration_unit_num_S = 2'b10; |
| always @(*) |
| case (defs_div_sqrt_mvp_Iteration_unit_num_S) |
| 2'b00: |
| case (Format_sel_S) |
| 2'b00: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h1b; |
| else |
| State_ctl_S = Precision_ctl_S; |
| 2'b01: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h38; |
| else |
| State_ctl_S = Precision_ctl_S; |
| 2'b10: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h0e; |
| else |
| State_ctl_S = Precision_ctl_S; |
| 2'b11: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h0b; |
| else |
| State_ctl_S = Precision_ctl_S; |
| endcase |
| 2'b01: |
| case (Format_sel_S) |
| 2'b00: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h0d; |
| else |
| State_ctl_S = State_Two_iteration_unit_S; |
| 2'b01: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h1b; |
| else |
| State_ctl_S = State_Two_iteration_unit_S; |
| 2'b10: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h06; |
| else |
| State_ctl_S = State_Two_iteration_unit_S; |
| 2'b11: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h05; |
| else |
| State_ctl_S = State_Two_iteration_unit_S; |
| endcase |
| 2'b10: |
| case (Format_sel_S) |
| 2'b00: |
| case (Precision_ctl_S) |
| 6'h00: State_ctl_S = 6'h08; |
| 6'h06, 6'h07, 6'h08: State_ctl_S = 6'h02; |
| 6'h09, 6'h0a, 6'h0b: State_ctl_S = 6'h03; |
| 6'h0c, 6'h0d, 6'h0e: State_ctl_S = 6'h04; |
| 6'h0f, 6'h10, 6'h11: State_ctl_S = 6'h05; |
| 6'h12, 6'h13, 6'h14: State_ctl_S = 6'h06; |
| 6'h15, 6'h16, 6'h17: State_ctl_S = 6'h07; |
| default: State_ctl_S = 6'h08; |
| endcase |
| 2'b01: |
| case (Precision_ctl_S) |
| 6'h00: State_ctl_S = 6'h12; |
| 6'h06, 6'h07, 6'h08: State_ctl_S = 6'h02; |
| 6'h09, 6'h0a, 6'h0b: State_ctl_S = 6'h03; |
| 6'h0c, 6'h0d, 6'h0e: State_ctl_S = 6'h04; |
| 6'h0f, 6'h10, 6'h11: State_ctl_S = 6'h05; |
| 6'h12, 6'h13, 6'h14: State_ctl_S = 6'h06; |
| 6'h15, 6'h16, 6'h17: State_ctl_S = 6'h07; |
| 6'h18, 6'h19, 6'h1a: State_ctl_S = 6'h08; |
| 6'h1b, 6'h1c, 6'h1d: State_ctl_S = 6'h09; |
| 6'h1e, 6'h1f, 6'h20: State_ctl_S = 6'h0a; |
| 6'h21, 6'h22, 6'h23: State_ctl_S = 6'h0b; |
| 6'h24, 6'h25, 6'h26: State_ctl_S = 6'h0c; |
| 6'h27, 6'h28, 6'h29: State_ctl_S = 6'h0d; |
| 6'h2a, 6'h2b, 6'h2c: State_ctl_S = 6'h0e; |
| 6'h2d, 6'h2e, 6'h2f: State_ctl_S = 6'h0f; |
| 6'h30, 6'h31, 6'h32: State_ctl_S = 6'h10; |
| 6'h33, 6'h34, 6'h35: State_ctl_S = 6'h11; |
| default: State_ctl_S = 6'h12; |
| endcase |
| 2'b10: |
| case (Precision_ctl_S) |
| 6'h00: State_ctl_S = 6'h04; |
| 6'h06, 6'h07, 6'h08: State_ctl_S = 6'h02; |
| 6'h09, 6'h0a, 6'h0b: State_ctl_S = 6'h03; |
| default: State_ctl_S = 6'h04; |
| endcase |
| 2'b11: |
| case (Precision_ctl_S) |
| 6'h00: State_ctl_S = 6'h03; |
| 6'h06, 6'h07, 6'h08: State_ctl_S = 6'h02; |
| default: State_ctl_S = 6'h03; |
| endcase |
| endcase |
| 2'b11: |
| case (Format_sel_S) |
| 2'b00: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h06; |
| else |
| State_ctl_S = State_Four_iteration_unit_S; |
| 2'b01: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h0d; |
| else |
| State_ctl_S = State_Four_iteration_unit_S; |
| 2'b10: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h03; |
| else |
| State_ctl_S = State_Four_iteration_unit_S; |
| 2'b11: |
| if (Full_precision_SO) |
| State_ctl_S = 6'h02; |
| else |
| State_ctl_S = State_Four_iteration_unit_S; |
| endcase |
| endcase |
| reg Div_start_dly_S; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Div_start_dly_S <= 1'b0; |
| else if (Div_start_SI && Ready_SO) |
| Div_start_dly_S <= 1'b1; |
| else |
| Div_start_dly_S <= 1'b0; |
| assign Div_start_dly_SO = Div_start_dly_S; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Div_enable_SO <= 1'b0; |
| else if (Kill_SI) |
| Div_enable_SO <= 1'b0; |
| else if (Div_start_SI && Ready_SO) |
| Div_enable_SO <= 1'b1; |
| else if (Done_SO) |
| Div_enable_SO <= 1'b0; |
| else |
| Div_enable_SO <= Div_enable_SO; |
| reg Sqrt_start_dly_S; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Sqrt_start_dly_S <= 1'b0; |
| else if (Sqrt_start_SI && Ready_SO) |
| Sqrt_start_dly_S <= 1'b1; |
| else |
| Sqrt_start_dly_S <= 1'b0; |
| assign Sqrt_start_dly_SO = Sqrt_start_dly_S; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Sqrt_enable_SO <= 1'b0; |
| else if (Kill_SI) |
| Sqrt_enable_SO <= 1'b0; |
| else if (Sqrt_start_SI && Ready_SO) |
| Sqrt_enable_SO <= 1'b1; |
| else if (Done_SO) |
| Sqrt_enable_SO <= 1'b0; |
| else |
| Sqrt_enable_SO <= Sqrt_enable_SO; |
| reg [5:0] Crtl_cnt_S; |
| wire Start_dly_S; |
| assign Start_dly_S = Div_start_dly_S | Sqrt_start_dly_S; |
| wire Fsm_enable_S; |
| assign Fsm_enable_S = ((Start_dly_S | |Crtl_cnt_S) && ~Kill_SI) && Special_case_dly_SBI; |
| wire Final_state_S; |
| assign Final_state_S = Crtl_cnt_S == State_ctl_S; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Crtl_cnt_S <= {6 {1'sb0}}; |
| else if (Final_state_S | Kill_SI) |
| Crtl_cnt_S <= {6 {1'sb0}}; |
| else if (Fsm_enable_S) |
| Crtl_cnt_S <= Crtl_cnt_S + 1; |
| else |
| Crtl_cnt_S <= {6 {1'sb0}}; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Done_SO <= 1'b0; |
| else if (Start_SI && Ready_SO) begin |
| if (~Special_case_SBI) |
| Done_SO <= 1'b1; |
| else |
| Done_SO <= 1'b0; |
| end |
| else if (Final_state_S) |
| Done_SO <= 1'b1; |
| else |
| Done_SO <= 1'b0; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Ready_SO <= 1'b1; |
| else if (Start_SI && Ready_SO) begin |
| if (~Special_case_SBI) |
| Ready_SO <= 1'b1; |
| else |
| Ready_SO <= 1'b0; |
| end |
| else if (Final_state_S | Kill_SI) |
| Ready_SO <= 1'b1; |
| else |
| Ready_SO <= Ready_SO; |
| wire Qcnt_one_0; |
| wire Qcnt_one_1; |
| wire [1:0] Qcnt_one_2; |
| wire [2:0] Qcnt_one_3; |
| wire [3:0] Qcnt_one_4; |
| wire [4:0] Qcnt_one_5; |
| wire [5:0] Qcnt_one_6; |
| wire [6:0] Qcnt_one_7; |
| wire [7:0] Qcnt_one_8; |
| wire [8:0] Qcnt_one_9; |
| wire [9:0] Qcnt_one_10; |
| wire [10:0] Qcnt_one_11; |
| wire [11:0] Qcnt_one_12; |
| wire [12:0] Qcnt_one_13; |
| wire [13:0] Qcnt_one_14; |
| wire [14:0] Qcnt_one_15; |
| wire [15:0] Qcnt_one_16; |
| wire [16:0] Qcnt_one_17; |
| wire [17:0] Qcnt_one_18; |
| wire [18:0] Qcnt_one_19; |
| wire [19:0] Qcnt_one_20; |
| wire [20:0] Qcnt_one_21; |
| wire [21:0] Qcnt_one_22; |
| wire [22:0] Qcnt_one_23; |
| wire [23:0] Qcnt_one_24; |
| wire [24:0] Qcnt_one_25; |
| wire [25:0] Qcnt_one_26; |
| wire [26:0] Qcnt_one_27; |
| wire [27:0] Qcnt_one_28; |
| wire [28:0] Qcnt_one_29; |
| wire [29:0] Qcnt_one_30; |
| wire [30:0] Qcnt_one_31; |
| wire [31:0] Qcnt_one_32; |
| wire [32:0] Qcnt_one_33; |
| wire [33:0] Qcnt_one_34; |
| wire [34:0] Qcnt_one_35; |
| wire [35:0] Qcnt_one_36; |
| wire [36:0] Qcnt_one_37; |
| wire [37:0] Qcnt_one_38; |
| wire [38:0] Qcnt_one_39; |
| wire [39:0] Qcnt_one_40; |
| wire [40:0] Qcnt_one_41; |
| wire [41:0] Qcnt_one_42; |
| wire [42:0] Qcnt_one_43; |
| wire [43:0] Qcnt_one_44; |
| wire [44:0] Qcnt_one_45; |
| wire [45:0] Qcnt_one_46; |
| wire [46:0] Qcnt_one_47; |
| wire [47:0] Qcnt_one_48; |
| wire [48:0] Qcnt_one_49; |
| wire [49:0] Qcnt_one_50; |
| wire [50:0] Qcnt_one_51; |
| wire [51:0] Qcnt_one_52; |
| wire [52:0] Qcnt_one_53; |
| wire [53:0] Qcnt_one_54; |
| wire [54:0] Qcnt_one_55; |
| wire [55:0] Qcnt_one_56; |
| wire [56:0] Qcnt_one_57; |
| wire [57:0] Qcnt_one_58; |
| wire [58:0] Qcnt_one_59; |
| wire [59:0] Qcnt_one_60; |
| wire [1:0] Qcnt_two_0; |
| wire [2:0] Qcnt_two_1; |
| wire [4:0] Qcnt_two_2; |
| wire [6:0] Qcnt_two_3; |
| wire [8:0] Qcnt_two_4; |
| wire [10:0] Qcnt_two_5; |
| wire [12:0] Qcnt_two_6; |
| wire [14:0] Qcnt_two_7; |
| wire [16:0] Qcnt_two_8; |
| wire [18:0] Qcnt_two_9; |
| wire [20:0] Qcnt_two_10; |
| wire [22:0] Qcnt_two_11; |
| wire [24:0] Qcnt_two_12; |
| wire [26:0] Qcnt_two_13; |
| wire [28:0] Qcnt_two_14; |
| wire [30:0] Qcnt_two_15; |
| wire [32:0] Qcnt_two_16; |
| wire [34:0] Qcnt_two_17; |
| wire [36:0] Qcnt_two_18; |
| wire [38:0] Qcnt_two_19; |
| wire [40:0] Qcnt_two_20; |
| wire [42:0] Qcnt_two_21; |
| wire [44:0] Qcnt_two_22; |
| wire [46:0] Qcnt_two_23; |
| wire [48:0] Qcnt_two_24; |
| wire [50:0] Qcnt_two_25; |
| wire [52:0] Qcnt_two_26; |
| wire [54:0] Qcnt_two_27; |
| wire [56:0] Qcnt_two_28; |
| wire [2:0] Qcnt_three_0; |
| wire [4:0] Qcnt_three_1; |
| wire [7:0] Qcnt_three_2; |
| wire [10:0] Qcnt_three_3; |
| wire [13:0] Qcnt_three_4; |
| wire [16:0] Qcnt_three_5; |
| wire [19:0] Qcnt_three_6; |
| wire [22:0] Qcnt_three_7; |
| wire [25:0] Qcnt_three_8; |
| wire [28:0] Qcnt_three_9; |
| wire [31:0] Qcnt_three_10; |
| wire [34:0] Qcnt_three_11; |
| wire [37:0] Qcnt_three_12; |
| wire [40:0] Qcnt_three_13; |
| wire [43:0] Qcnt_three_14; |
| wire [46:0] Qcnt_three_15; |
| wire [49:0] Qcnt_three_16; |
| wire [52:0] Qcnt_three_17; |
| wire [55:0] Qcnt_three_18; |
| wire [58:0] Qcnt_three_19; |
| wire [61:0] Qcnt_three_20; |
| wire [3:0] Qcnt_four_0; |
| wire [6:0] Qcnt_four_1; |
| wire [10:0] Qcnt_four_2; |
| wire [14:0] Qcnt_four_3; |
| wire [18:0] Qcnt_four_4; |
| wire [22:0] Qcnt_four_5; |
| wire [26:0] Qcnt_four_6; |
| wire [30:0] Qcnt_four_7; |
| wire [34:0] Qcnt_four_8; |
| wire [38:0] Qcnt_four_9; |
| wire [42:0] Qcnt_four_10; |
| wire [46:0] Qcnt_four_11; |
| wire [50:0] Qcnt_four_12; |
| wire [54:0] Qcnt_four_13; |
| wire [58:0] Qcnt_four_14; |
| wire [57:0] Sqrt_R0; |
| reg [57:0] Sqrt_Q0; |
| reg [57:0] Q_sqrt0; |
| reg [57:0] Q_sqrt_com_0; |
| wire [57:0] Sqrt_R1; |
| reg [57:0] Sqrt_Q1; |
| reg [57:0] Q_sqrt1; |
| reg [57:0] Q_sqrt_com_1; |
| wire [57:0] Sqrt_R2; |
| reg [57:0] Sqrt_Q2; |
| reg [57:0] Q_sqrt2; |
| reg [57:0] Q_sqrt_com_2; |
| wire [57:0] Sqrt_R3; |
| reg [57:0] Sqrt_Q3; |
| reg [57:0] Q_sqrt3; |
| reg [57:0] Q_sqrt_com_3; |
| wire [57:0] Sqrt_R4; |
| reg [1:0] Sqrt_DI [3:0]; |
| wire [1:0] Sqrt_DO [3:0]; |
| wire Sqrt_carry_DO; |
| wire [57:0] Iteration_cell_a_D [3:0]; |
| wire [57:0] Iteration_cell_b_D [3:0]; |
| wire [57:0] Iteration_cell_a_BMASK_D [3:0]; |
| wire [57:0] Iteration_cell_b_BMASK_D [3:0]; |
| wire Iteration_cell_carry_D [3:0]; |
| wire [57:0] Iteration_cell_sum_D [3:0]; |
| wire [57:0] Iteration_cell_sum_AMASK_D [3:0]; |
| reg [3:0] Sqrt_quotinent_S; |
| always @(*) |
| case (Format_sel_S) |
| 2'b00: begin |
| Sqrt_quotinent_S = {~Iteration_cell_sum_AMASK_D[0][28], ~Iteration_cell_sum_AMASK_D[1][28], ~Iteration_cell_sum_AMASK_D[2][28], ~Iteration_cell_sum_AMASK_D[3][28]}; |
| Q_sqrt_com_0 = {{29 {1'b0}}, ~Q_sqrt0[28:0]}; |
| Q_sqrt_com_1 = {{29 {1'b0}}, ~Q_sqrt1[28:0]}; |
| Q_sqrt_com_2 = {{29 {1'b0}}, ~Q_sqrt2[28:0]}; |
| Q_sqrt_com_3 = {{29 {1'b0}}, ~Q_sqrt3[28:0]}; |
| end |
| 2'b01: begin |
| Sqrt_quotinent_S = {Iteration_cell_carry_D[0], Iteration_cell_carry_D[1], Iteration_cell_carry_D[2], Iteration_cell_carry_D[3]}; |
| Q_sqrt_com_0 = ~Q_sqrt0; |
| Q_sqrt_com_1 = ~Q_sqrt1; |
| Q_sqrt_com_2 = ~Q_sqrt2; |
| Q_sqrt_com_3 = ~Q_sqrt3; |
| end |
| 2'b10: begin |
| Sqrt_quotinent_S = {~Iteration_cell_sum_AMASK_D[0][15], ~Iteration_cell_sum_AMASK_D[1][15], ~Iteration_cell_sum_AMASK_D[2][15], ~Iteration_cell_sum_AMASK_D[3][15]}; |
| Q_sqrt_com_0 = {{42 {1'b0}}, ~Q_sqrt0[15:0]}; |
| Q_sqrt_com_1 = {{42 {1'b0}}, ~Q_sqrt1[15:0]}; |
| Q_sqrt_com_2 = {{42 {1'b0}}, ~Q_sqrt2[15:0]}; |
| Q_sqrt_com_3 = {{42 {1'b0}}, ~Q_sqrt3[15:0]}; |
| end |
| 2'b11: begin |
| Sqrt_quotinent_S = {~Iteration_cell_sum_AMASK_D[0][12], ~Iteration_cell_sum_AMASK_D[1][12], ~Iteration_cell_sum_AMASK_D[2][12], ~Iteration_cell_sum_AMASK_D[3][12]}; |
| Q_sqrt_com_0 = {{45 {1'b0}}, ~Q_sqrt0[12:0]}; |
| Q_sqrt_com_1 = {{45 {1'b0}}, ~Q_sqrt1[12:0]}; |
| Q_sqrt_com_2 = {{45 {1'b0}}, ~Q_sqrt2[12:0]}; |
| Q_sqrt_com_3 = {{45 {1'b0}}, ~Q_sqrt3[12:0]}; |
| end |
| endcase |
| assign Qcnt_one_0 = 1'b0; |
| assign Qcnt_one_1 = {Quotient_DP[0]}; |
| assign Qcnt_one_2 = {Quotient_DP[1:0]}; |
| assign Qcnt_one_3 = {Quotient_DP[2:0]}; |
| assign Qcnt_one_4 = {Quotient_DP[3:0]}; |
| assign Qcnt_one_5 = {Quotient_DP[4:0]}; |
| assign Qcnt_one_6 = {Quotient_DP[5:0]}; |
| assign Qcnt_one_7 = {Quotient_DP[6:0]}; |
| assign Qcnt_one_8 = {Quotient_DP[7:0]}; |
| assign Qcnt_one_9 = {Quotient_DP[8:0]}; |
| assign Qcnt_one_10 = {Quotient_DP[9:0]}; |
| assign Qcnt_one_11 = {Quotient_DP[10:0]}; |
| assign Qcnt_one_12 = {Quotient_DP[11:0]}; |
| assign Qcnt_one_13 = {Quotient_DP[12:0]}; |
| assign Qcnt_one_14 = {Quotient_DP[13:0]}; |
| assign Qcnt_one_15 = {Quotient_DP[14:0]}; |
| assign Qcnt_one_16 = {Quotient_DP[15:0]}; |
| assign Qcnt_one_17 = {Quotient_DP[16:0]}; |
| assign Qcnt_one_18 = {Quotient_DP[17:0]}; |
| assign Qcnt_one_19 = {Quotient_DP[18:0]}; |
| assign Qcnt_one_20 = {Quotient_DP[19:0]}; |
| assign Qcnt_one_21 = {Quotient_DP[20:0]}; |
| assign Qcnt_one_22 = {Quotient_DP[21:0]}; |
| assign Qcnt_one_23 = {Quotient_DP[22:0]}; |
| assign Qcnt_one_24 = {Quotient_DP[23:0]}; |
| assign Qcnt_one_25 = {Quotient_DP[24:0]}; |
| assign Qcnt_one_26 = {Quotient_DP[25:0]}; |
| assign Qcnt_one_27 = {Quotient_DP[26:0]}; |
| assign Qcnt_one_28 = {Quotient_DP[27:0]}; |
| assign Qcnt_one_29 = {Quotient_DP[28:0]}; |
| assign Qcnt_one_30 = {Quotient_DP[29:0]}; |
| assign Qcnt_one_31 = {Quotient_DP[30:0]}; |
| assign Qcnt_one_32 = {Quotient_DP[31:0]}; |
| assign Qcnt_one_33 = {Quotient_DP[32:0]}; |
| assign Qcnt_one_34 = {Quotient_DP[33:0]}; |
| assign Qcnt_one_35 = {Quotient_DP[34:0]}; |
| assign Qcnt_one_36 = {Quotient_DP[35:0]}; |
| assign Qcnt_one_37 = {Quotient_DP[36:0]}; |
| assign Qcnt_one_38 = {Quotient_DP[37:0]}; |
| assign Qcnt_one_39 = {Quotient_DP[38:0]}; |
| assign Qcnt_one_40 = {Quotient_DP[39:0]}; |
| assign Qcnt_one_41 = {Quotient_DP[40:0]}; |
| assign Qcnt_one_42 = {Quotient_DP[41:0]}; |
| assign Qcnt_one_43 = {Quotient_DP[42:0]}; |
| assign Qcnt_one_44 = {Quotient_DP[43:0]}; |
| assign Qcnt_one_45 = {Quotient_DP[44:0]}; |
| assign Qcnt_one_46 = {Quotient_DP[45:0]}; |
| assign Qcnt_one_47 = {Quotient_DP[46:0]}; |
| assign Qcnt_one_48 = {Quotient_DP[47:0]}; |
| assign Qcnt_one_49 = {Quotient_DP[48:0]}; |
| assign Qcnt_one_50 = {Quotient_DP[49:0]}; |
| assign Qcnt_one_51 = {Quotient_DP[50:0]}; |
| assign Qcnt_one_52 = {Quotient_DP[51:0]}; |
| assign Qcnt_one_53 = {Quotient_DP[52:0]}; |
| assign Qcnt_one_54 = {Quotient_DP[53:0]}; |
| assign Qcnt_one_55 = {Quotient_DP[54:0]}; |
| assign Qcnt_one_56 = {Quotient_DP[55:0]}; |
| assign Qcnt_one_57 = {Quotient_DP[56:0]}; |
| assign Qcnt_two_0 = {1'b0, Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_1 = {Quotient_DP[1:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_2 = {Quotient_DP[3:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_3 = {Quotient_DP[5:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_4 = {Quotient_DP[7:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_5 = {Quotient_DP[9:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_6 = {Quotient_DP[11:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_7 = {Quotient_DP[13:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_8 = {Quotient_DP[15:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_9 = {Quotient_DP[17:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_10 = {Quotient_DP[19:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_11 = {Quotient_DP[21:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_12 = {Quotient_DP[23:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_13 = {Quotient_DP[25:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_14 = {Quotient_DP[27:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_15 = {Quotient_DP[29:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_16 = {Quotient_DP[31:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_17 = {Quotient_DP[33:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_18 = {Quotient_DP[35:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_19 = {Quotient_DP[37:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_20 = {Quotient_DP[39:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_21 = {Quotient_DP[41:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_22 = {Quotient_DP[43:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_23 = {Quotient_DP[45:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_24 = {Quotient_DP[47:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_25 = {Quotient_DP[49:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_26 = {Quotient_DP[51:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_27 = {Quotient_DP[53:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_two_28 = {Quotient_DP[55:0], Sqrt_quotinent_S[3]}; |
| assign Qcnt_three_0 = {1'b0, Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_1 = {Quotient_DP[2:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_2 = {Quotient_DP[5:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_3 = {Quotient_DP[8:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_4 = {Quotient_DP[11:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_5 = {Quotient_DP[14:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_6 = {Quotient_DP[17:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_7 = {Quotient_DP[20:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_8 = {Quotient_DP[23:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_9 = {Quotient_DP[26:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_10 = {Quotient_DP[29:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_11 = {Quotient_DP[32:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_12 = {Quotient_DP[35:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_13 = {Quotient_DP[38:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_14 = {Quotient_DP[41:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_15 = {Quotient_DP[44:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_16 = {Quotient_DP[47:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_17 = {Quotient_DP[50:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_18 = {Quotient_DP[53:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_three_19 = {Quotient_DP[56:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2]}; |
| assign Qcnt_four_0 = {1'b0, Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_1 = {Quotient_DP[3:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_2 = {Quotient_DP[7:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_3 = {Quotient_DP[11:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_4 = {Quotient_DP[15:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_5 = {Quotient_DP[19:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_6 = {Quotient_DP[23:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_7 = {Quotient_DP[27:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_8 = {Quotient_DP[31:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_9 = {Quotient_DP[35:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_10 = {Quotient_DP[39:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_11 = {Quotient_DP[43:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_12 = {Quotient_DP[47:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_13 = {Quotient_DP[51:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| assign Qcnt_four_14 = {Quotient_DP[55:0], Sqrt_quotinent_S[3], Sqrt_quotinent_S[2], Sqrt_quotinent_S[1]}; |
| always @(*) |
| case (defs_div_sqrt_mvp_Iteration_unit_num_S) |
| 2'b00: |
| case (Crtl_cnt_S) |
| 6'b000000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[53:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Q_sqrt0 = {{57 {1'b0}}, Qcnt_one_0}; |
| Sqrt_Q0 = Q_sqrt_com_0; |
| end |
| 6'b000001: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[51:50]; |
| Q_sqrt0 = {{57 {1'b0}}, Qcnt_one_1}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b000010: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[49:48]; |
| Q_sqrt0 = {{56 {1'b0}}, Qcnt_one_2}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b000011: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[47:46]; |
| Q_sqrt0 = {{55 {1'b0}}, Qcnt_one_3}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b000100: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[45:44]; |
| Q_sqrt0 = {{54 {1'b0}}, Qcnt_one_4}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b000101: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[43:42]; |
| Q_sqrt0 = {{53 {1'b0}}, Qcnt_one_5}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b000110: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[41:40]; |
| Q_sqrt0 = {{defs_div_sqrt_mvp_C_MANT_FP64 {1'b0}}, Qcnt_one_6}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b000111: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[39:38]; |
| Q_sqrt0 = {{51 {1'b0}}, Qcnt_one_7}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b001000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[37:36]; |
| Q_sqrt0 = {{50 {1'b0}}, Qcnt_one_8}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b001001: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[35:34]; |
| Q_sqrt0 = {{49 {1'b0}}, Qcnt_one_9}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b001010: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[33:32]; |
| Q_sqrt0 = {{48 {1'b0}}, Qcnt_one_10}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b001011: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[31:30]; |
| Q_sqrt0 = {{47 {1'b0}}, Qcnt_one_11}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b001100: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[29:28]; |
| Q_sqrt0 = {{46 {1'b0}}, Qcnt_one_12}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b001101: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[27:26]; |
| Q_sqrt0 = {{45 {1'b0}}, Qcnt_one_13}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b001110: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[25:24]; |
| Q_sqrt0 = {{44 {1'b0}}, Qcnt_one_14}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b001111: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[23:22]; |
| Q_sqrt0 = {{43 {1'b0}}, Qcnt_one_15}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b010000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[21:20]; |
| Q_sqrt0 = {{42 {1'b0}}, Qcnt_one_16}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b010001: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[19:18]; |
| Q_sqrt0 = {{41 {1'b0}}, Qcnt_one_17}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b010010: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[17:16]; |
| Q_sqrt0 = {{40 {1'b0}}, Qcnt_one_18}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b010011: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[15:14]; |
| Q_sqrt0 = {{39 {1'b0}}, Qcnt_one_19}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b010100: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[13:12]; |
| Q_sqrt0 = {{38 {1'b0}}, Qcnt_one_20}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b010101: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[11:10]; |
| Q_sqrt0 = {{37 {1'b0}}, Qcnt_one_21}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b010110: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[9:8]; |
| Q_sqrt0 = {{36 {1'b0}}, Qcnt_one_22}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b010111: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[7:6]; |
| Q_sqrt0 = {{35 {1'b0}}, Qcnt_one_23}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b011000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[5:4]; |
| Q_sqrt0 = {{34 {1'b0}}, Qcnt_one_24}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b011001: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[3:2]; |
| Q_sqrt0 = {{33 {1'b0}}, Qcnt_one_25}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b011010: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[1:0]; |
| Q_sqrt0 = {{32 {1'b0}}, Qcnt_one_26}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b011011: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{31 {1'b0}}, Qcnt_one_27}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b011100: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{30 {1'b0}}, Qcnt_one_28}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b011101: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{29 {1'b0}}, Qcnt_one_29}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b011110: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{28 {1'b0}}, Qcnt_one_30}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b011111: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{27 {1'b0}}, Qcnt_one_31}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b100000: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{26 {1'b0}}, Qcnt_one_32}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b100001: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{25 {1'b0}}, Qcnt_one_33}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b100010: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{24 {1'b0}}, Qcnt_one_34}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b100011: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{23 {1'b0}}, Qcnt_one_35}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b100100: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{22 {1'b0}}, Qcnt_one_36}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b100101: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{21 {1'b0}}, Qcnt_one_37}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b100110: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{20 {1'b0}}, Qcnt_one_38}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b100111: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{19 {1'b0}}, Qcnt_one_39}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b101000: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{18 {1'b0}}, Qcnt_one_40}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b101001: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{17 {1'b0}}, Qcnt_one_41}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b101010: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{16 {1'b0}}, Qcnt_one_42}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b101011: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{15 {1'b0}}, Qcnt_one_43}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b101100: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{14 {1'b0}}, Qcnt_one_44}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b101101: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{13 {1'b0}}, Qcnt_one_45}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b101110: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{12 {1'b0}}, Qcnt_one_46}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b101111: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{11 {1'b0}}, Qcnt_one_47}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b110000: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{10 {1'b0}}, Qcnt_one_48}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b110001: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{9 {1'b0}}, Qcnt_one_49}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b110010: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{8 {1'b0}}, Qcnt_one_50}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b110011: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{7 {1'b0}}, Qcnt_one_51}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b110100: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{6 {1'b0}}, Qcnt_one_52}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b110101: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{5 {1'b0}}, Qcnt_one_53}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b110110: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{4 {1'b0}}, Qcnt_one_54}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b110111: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{3 {1'b0}}, Qcnt_one_55}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| 6'b111000: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{2 {1'b0}}, Qcnt_one_56}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| end |
| default: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {58 {1'sb0}}; |
| Sqrt_Q0 = {58 {1'sb0}}; |
| end |
| endcase |
| 2'b01: |
| case (Crtl_cnt_S) |
| 6'b000000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[53:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Q_sqrt0 = {{57 {1'b0}}, Qcnt_two_0[1]}; |
| Sqrt_Q0 = Q_sqrt_com_0; |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[51:50]; |
| Q_sqrt1 = {{56 {1'b0}}, Qcnt_two_0[1:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b000001: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[49:48]; |
| Q_sqrt0 = {{56 {1'b0}}, Qcnt_two_1[2:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[47:46]; |
| Q_sqrt1 = {{55 {1'b0}}, Qcnt_two_1[2:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b000010: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[45:44]; |
| Q_sqrt0 = {{54 {1'b0}}, Qcnt_two_2[4:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[43:42]; |
| Q_sqrt1 = {{53 {1'b0}}, Qcnt_two_2[4:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b000011: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[41:40]; |
| Q_sqrt0 = {{defs_div_sqrt_mvp_C_MANT_FP64 {1'b0}}, Qcnt_two_3[6:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[39:38]; |
| Q_sqrt1 = {{51 {1'b0}}, Qcnt_two_3[6:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b000100: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[37:36]; |
| Q_sqrt0 = {{50 {1'b0}}, Qcnt_two_4[8:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[35:34]; |
| Q_sqrt1 = {{49 {1'b0}}, Qcnt_two_4[8:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b000101: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[33:32]; |
| Q_sqrt0 = {{48 {1'b0}}, Qcnt_two_5[10:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[31:30]; |
| Q_sqrt1 = {{47 {1'b0}}, Qcnt_two_5[10:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b000110: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[29:28]; |
| Q_sqrt0 = {{46 {1'b0}}, Qcnt_two_6[12:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[27:26]; |
| Q_sqrt1 = {{45 {1'b0}}, Qcnt_two_6[12:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b000111: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[25:24]; |
| Q_sqrt0 = {{44 {1'b0}}, Qcnt_two_7[14:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[23:22]; |
| Q_sqrt1 = {{43 {1'b0}}, Qcnt_two_7[14:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b001000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[21:20]; |
| Q_sqrt0 = {{42 {1'b0}}, Qcnt_two_8[16:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[19:18]; |
| Q_sqrt1 = {{41 {1'b0}}, Qcnt_two_8[16:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b001001: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[17:16]; |
| Q_sqrt0 = {{40 {1'b0}}, Qcnt_two_9[18:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[15:14]; |
| Q_sqrt1 = {{39 {1'b0}}, Qcnt_two_9[18:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b001010: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[13:12]; |
| Q_sqrt0 = {{38 {1'b0}}, Qcnt_two_10[20:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[11:10]; |
| Q_sqrt1 = {{37 {1'b0}}, Qcnt_two_10[20:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b001011: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[9:8]; |
| Q_sqrt0 = {{36 {1'b0}}, Qcnt_two_11[22:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[7:6]; |
| Q_sqrt1 = {{35 {1'b0}}, Qcnt_two_11[22:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b001100: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[5:4]; |
| Q_sqrt0 = {{34 {1'b0}}, Qcnt_two_12[24:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[3:2]; |
| Q_sqrt1 = {{33 {1'b0}}, Qcnt_two_12[24:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b001101: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[1:0]; |
| Q_sqrt0 = {{32 {1'b0}}, Qcnt_two_13[26:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{31 {1'b0}}, Qcnt_two_13[26:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b001110: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{30 {1'b0}}, Qcnt_two_14[28:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{29 {1'b0}}, Qcnt_two_14[28:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b001111: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{28 {1'b0}}, Qcnt_two_15[30:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{27 {1'b0}}, Qcnt_two_15[30:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b010000: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{26 {1'b0}}, Qcnt_two_16[32:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{25 {1'b0}}, Qcnt_two_16[32:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b010001: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{24 {1'b0}}, Qcnt_two_17[34:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{23 {1'b0}}, Qcnt_two_17[34:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b010010: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{22 {1'b0}}, Qcnt_two_18[36:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{21 {1'b0}}, Qcnt_two_18[36:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b010011: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{20 {1'b0}}, Qcnt_two_19[38:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{19 {1'b0}}, Qcnt_two_19[38:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b010100: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{18 {1'b0}}, Qcnt_two_20[40:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{17 {1'b0}}, Qcnt_two_20[40:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b010101: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{16 {1'b0}}, Qcnt_two_21[42:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{15 {1'b0}}, Qcnt_two_21[42:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b010110: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{14 {1'b0}}, Qcnt_two_22[44:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{13 {1'b0}}, Qcnt_two_22[44:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b010111: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{12 {1'b0}}, Qcnt_two_23[46:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{11 {1'b0}}, Qcnt_two_23[46:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b011000: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{10 {1'b0}}, Qcnt_two_24[48:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{9 {1'b0}}, Qcnt_two_24[48:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b011001: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{8 {1'b0}}, Qcnt_two_25[50:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{7 {1'b0}}, Qcnt_two_25[50:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b011010: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{6 {1'b0}}, Qcnt_two_26[52:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{5 {1'b0}}, Qcnt_two_26[52:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b011011: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{4 {1'b0}}, Qcnt_two_27[54:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{3 {1'b0}}, Qcnt_two_27[54:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| 6'b011100: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{2 {1'b0}}, Qcnt_two_28[56:1]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {1'b0, Qcnt_two_28[56:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| default: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[53:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Q_sqrt0 = {{57 {1'b0}}, Qcnt_two_0[1]}; |
| Sqrt_Q0 = Q_sqrt_com_0; |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[51:50]; |
| Q_sqrt1 = {{56 {1'b0}}, Qcnt_two_0[1:0]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| end |
| endcase |
| 2'b10: |
| case (Crtl_cnt_S) |
| 6'b000000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[53:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Q_sqrt0 = {{57 {1'b0}}, Qcnt_three_0[2]}; |
| Sqrt_Q0 = Q_sqrt_com_0; |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[51:50]; |
| Q_sqrt1 = {{56 {1'b0}}, Qcnt_three_0[2:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[49:48]; |
| Q_sqrt2 = {{55 {1'b0}}, Qcnt_three_0[2:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b000001: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[47:46]; |
| Q_sqrt0 = {{54 {1'b0}}, Qcnt_three_1[4:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[45:44]; |
| Q_sqrt1 = {{53 {1'b0}}, Qcnt_three_1[4:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[43:42]; |
| Q_sqrt2 = {{defs_div_sqrt_mvp_C_MANT_FP64 {1'b0}}, Qcnt_three_1[4:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b000010: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[41:40]; |
| Q_sqrt0 = {{51 {1'b0}}, Qcnt_three_2[7:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[39:38]; |
| Q_sqrt1 = {{50 {1'b0}}, Qcnt_three_2[7:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[37:36]; |
| Q_sqrt2 = {{49 {1'b0}}, Qcnt_three_2[7:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b000011: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[35:34]; |
| Q_sqrt0 = {{48 {1'b0}}, Qcnt_three_3[10:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[33:32]; |
| Q_sqrt1 = {{47 {1'b0}}, Qcnt_three_3[10:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[31:30]; |
| Q_sqrt2 = {{46 {1'b0}}, Qcnt_three_3[10:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b000100: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[29:28]; |
| Q_sqrt0 = {{45 {1'b0}}, Qcnt_three_4[13:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[27:26]; |
| Q_sqrt1 = {{44 {1'b0}}, Qcnt_three_4[13:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[25:24]; |
| Q_sqrt2 = {{43 {1'b0}}, Qcnt_three_4[13:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b000101: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[23:22]; |
| Q_sqrt0 = {{42 {1'b0}}, Qcnt_three_5[16:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[21:20]; |
| Q_sqrt1 = {{41 {1'b0}}, Qcnt_three_5[16:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[19:18]; |
| Q_sqrt2 = {{40 {1'b0}}, Qcnt_three_5[16:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b000110: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[17:16]; |
| Q_sqrt0 = {{39 {1'b0}}, Qcnt_three_6[19:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[15:14]; |
| Q_sqrt1 = {{38 {1'b0}}, Qcnt_three_6[19:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[13:12]; |
| Q_sqrt2 = {{37 {1'b0}}, Qcnt_three_6[19:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b000111: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[11:10]; |
| Q_sqrt0 = {{36 {1'b0}}, Qcnt_three_7[22:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[9:8]; |
| Q_sqrt1 = {{35 {1'b0}}, Qcnt_three_7[22:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[7:6]; |
| Q_sqrt2 = {{34 {1'b0}}, Qcnt_three_7[22:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b001000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[5:4]; |
| Q_sqrt0 = {{33 {1'b0}}, Qcnt_three_8[25:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[3:2]; |
| Q_sqrt1 = {{32 {1'b0}}, Qcnt_three_8[25:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[1:0]; |
| Q_sqrt2 = {{31 {1'b0}}, Qcnt_three_8[25:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b001001: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{30 {1'b0}}, Qcnt_three_9[28:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{29 {1'b0}}, Qcnt_three_9[28:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{28 {1'b0}}, Qcnt_three_9[28:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b001010: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{27 {1'b0}}, Qcnt_three_10[31:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{26 {1'b0}}, Qcnt_three_10[31:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{25 {1'b0}}, Qcnt_three_10[31:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b001011: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{24 {1'b0}}, Qcnt_three_11[34:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{23 {1'b0}}, Qcnt_three_11[34:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{22 {1'b0}}, Qcnt_three_11[34:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b001100: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{21 {1'b0}}, Qcnt_three_12[37:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{20 {1'b0}}, Qcnt_three_12[37:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{19 {1'b0}}, Qcnt_three_12[37:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b001101: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{18 {1'b0}}, Qcnt_three_13[40:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{17 {1'b0}}, Qcnt_three_13[40:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{16 {1'b0}}, Qcnt_three_13[40:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b001110: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{15 {1'b0}}, Qcnt_three_14[43:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{14 {1'b0}}, Qcnt_three_14[43:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{13 {1'b0}}, Qcnt_three_14[43:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b001111: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{12 {1'b0}}, Qcnt_three_15[46:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{11 {1'b0}}, Qcnt_three_15[46:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{10 {1'b0}}, Qcnt_three_15[46:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b010000: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{9 {1'b0}}, Qcnt_three_16[49:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{8 {1'b0}}, Qcnt_three_16[49:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{7 {1'b0}}, Qcnt_three_16[49:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b010001: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{6 {1'b0}}, Qcnt_three_17[52:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{5 {1'b0}}, Qcnt_three_17[52:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{4 {1'b0}}, Qcnt_three_17[52:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| 6'b010010: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{3 {1'b0}}, Qcnt_three_18[55:2]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{2 {1'b0}}, Qcnt_three_18[55:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {1'b0, Qcnt_three_18[55:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| default: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[53:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Q_sqrt0 = {{57 {1'b0}}, Qcnt_three_0[2]}; |
| Sqrt_Q0 = Q_sqrt_com_0; |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[51:50]; |
| Q_sqrt1 = {{56 {1'b0}}, Qcnt_three_0[2:1]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[49:48]; |
| Q_sqrt2 = {{55 {1'b0}}, Qcnt_three_0[2:0]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| end |
| endcase |
| 2'b11: |
| case (Crtl_cnt_S) |
| 6'b000000: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[53:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Q_sqrt0 = {{57 {1'b0}}, Qcnt_four_0[3]}; |
| Sqrt_Q0 = Q_sqrt_com_0; |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[51:50]; |
| Q_sqrt1 = {{56 {1'b0}}, Qcnt_four_0[3:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[49:48]; |
| Q_sqrt2 = {{55 {1'b0}}, Qcnt_four_0[3:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = Mant_D_sqrt_Norm[47:46]; |
| Q_sqrt3 = {{54 {1'b0}}, Qcnt_four_0[3:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b000001: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[45:44]; |
| Q_sqrt0 = {{53 {1'b0}}, Qcnt_four_1[6:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[43:42]; |
| Q_sqrt1 = {{defs_div_sqrt_mvp_C_MANT_FP64 {1'b0}}, Qcnt_four_1[6:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[41:40]; |
| Q_sqrt2 = {{51 {1'b0}}, Qcnt_four_1[6:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = Mant_D_sqrt_Norm[39:38]; |
| Q_sqrt3 = {{50 {1'b0}}, Qcnt_four_1[6:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b000010: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[37:36]; |
| Q_sqrt0 = {{49 {1'b0}}, Qcnt_four_2[10:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[35:34]; |
| Q_sqrt1 = {{48 {1'b0}}, Qcnt_four_2[10:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[33:32]; |
| Q_sqrt2 = {{47 {1'b0}}, Qcnt_four_2[10:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = Mant_D_sqrt_Norm[31:30]; |
| Q_sqrt3 = {{46 {1'b0}}, Qcnt_four_2[10:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b000011: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[29:28]; |
| Q_sqrt0 = {{45 {1'b0}}, Qcnt_four_3[14:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[27:26]; |
| Q_sqrt1 = {{44 {1'b0}}, Qcnt_four_3[14:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[25:24]; |
| Q_sqrt2 = {{43 {1'b0}}, Qcnt_four_3[14:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = Mant_D_sqrt_Norm[23:22]; |
| Q_sqrt3 = {{42 {1'b0}}, Qcnt_four_3[14:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b000100: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[21:20]; |
| Q_sqrt0 = {{41 {1'b0}}, Qcnt_four_4[18:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[19:18]; |
| Q_sqrt1 = {{40 {1'b0}}, Qcnt_four_4[18:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[17:16]; |
| Q_sqrt2 = {{39 {1'b0}}, Qcnt_four_4[18:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = Mant_D_sqrt_Norm[15:14]; |
| Q_sqrt3 = {{38 {1'b0}}, Qcnt_four_4[18:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b000101: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[13:12]; |
| Q_sqrt0 = {{37 {1'b0}}, Qcnt_four_5[22:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[11:10]; |
| Q_sqrt1 = {{36 {1'b0}}, Qcnt_four_5[22:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[9:8]; |
| Q_sqrt2 = {{35 {1'b0}}, Qcnt_four_5[22:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = Mant_D_sqrt_Norm[7:6]; |
| Q_sqrt3 = {{34 {1'b0}}, Qcnt_four_5[22:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b000110: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[5:4]; |
| Q_sqrt0 = {{33 {1'b0}}, Qcnt_four_6[26:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[3:2]; |
| Q_sqrt1 = {{32 {1'b0}}, Qcnt_four_6[26:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[1:0]; |
| Q_sqrt2 = {{31 {1'b0}}, Qcnt_four_6[26:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = 2'b00; |
| Q_sqrt3 = {{30 {1'b0}}, Qcnt_four_6[26:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b000111: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{29 {1'b0}}, Qcnt_four_7[30:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{28 {1'b0}}, Qcnt_four_7[30:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{27 {1'b0}}, Qcnt_four_7[30:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = 2'b00; |
| Q_sqrt3 = {{26 {1'b0}}, Qcnt_four_7[30:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b001000: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{25 {1'b0}}, Qcnt_four_8[34:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{24 {1'b0}}, Qcnt_four_8[34:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{23 {1'b0}}, Qcnt_four_8[34:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = 2'b00; |
| Q_sqrt3 = {{22 {1'b0}}, Qcnt_four_8[34:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b001001: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{21 {1'b0}}, Qcnt_four_9[38:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{20 {1'b0}}, Qcnt_four_9[38:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{19 {1'b0}}, Qcnt_four_9[38:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = 2'b00; |
| Q_sqrt3 = {{18 {1'b0}}, Qcnt_four_9[38:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b001010: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{17 {1'b0}}, Qcnt_four_10[42:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{16 {1'b0}}, Qcnt_four_10[42:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{15 {1'b0}}, Qcnt_four_10[42:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = 2'b00; |
| Q_sqrt3 = {{14 {1'b0}}, Qcnt_four_10[42:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b001011: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{13 {1'b0}}, Qcnt_four_11[46:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{12 {1'b0}}, Qcnt_four_11[46:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{11 {1'b0}}, Qcnt_four_11[46:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = 2'b00; |
| Q_sqrt3 = {{10 {1'b0}}, Qcnt_four_11[46:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b001100: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{9 {1'b0}}, Qcnt_four_12[50:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{8 {1'b0}}, Qcnt_four_12[50:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{7 {1'b0}}, Qcnt_four_12[50:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = 2'b00; |
| Q_sqrt3 = {{6 {1'b0}}, Qcnt_four_12[50:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| 6'b001101: begin |
| Sqrt_DI[0] = 2'b00; |
| Q_sqrt0 = {{5 {1'b0}}, Qcnt_four_13[54:3]}; |
| Sqrt_Q0 = (Quotient_DP[0] ? Q_sqrt_com_0 : Q_sqrt0); |
| Sqrt_DI[1] = 2'b00; |
| Q_sqrt1 = {{4 {1'b0}}, Qcnt_four_13[54:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = 2'b00; |
| Q_sqrt2 = {{3 {1'b0}}, Qcnt_four_13[54:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = 2'b00; |
| Q_sqrt3 = {{2 {1'b0}}, Qcnt_four_13[54:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| default: begin |
| Sqrt_DI[0] = Mant_D_sqrt_Norm[53:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Q_sqrt0 = {{57 {1'b0}}, Qcnt_four_0[3]}; |
| Sqrt_Q0 = Q_sqrt_com_0; |
| Sqrt_DI[1] = Mant_D_sqrt_Norm[51:50]; |
| Q_sqrt1 = {{56 {1'b0}}, Qcnt_four_0[3:2]}; |
| Sqrt_Q1 = (Sqrt_quotinent_S[3] ? Q_sqrt_com_1 : Q_sqrt1); |
| Sqrt_DI[2] = Mant_D_sqrt_Norm[49:48]; |
| Q_sqrt2 = {{55 {1'b0}}, Qcnt_four_0[3:1]}; |
| Sqrt_Q2 = (Sqrt_quotinent_S[2] ? Q_sqrt_com_2 : Q_sqrt2); |
| Sqrt_DI[3] = Mant_D_sqrt_Norm[47:46]; |
| Q_sqrt3 = {{54 {1'b0}}, Qcnt_four_0[3:0]}; |
| Sqrt_Q3 = (Sqrt_quotinent_S[1] ? Q_sqrt_com_3 : Q_sqrt3); |
| end |
| endcase |
| endcase |
| assign Sqrt_R0 = (Sqrt_start_dly_S ? {58 {1'sb0}} : {Partial_remainder_DP[57:0]}); |
| assign Sqrt_R1 = {Iteration_cell_sum_AMASK_D[0][57], Iteration_cell_sum_AMASK_D[0][54:0], Sqrt_DO[0]}; |
| assign Sqrt_R2 = {Iteration_cell_sum_AMASK_D[1][57], Iteration_cell_sum_AMASK_D[1][54:0], Sqrt_DO[1]}; |
| assign Sqrt_R3 = {Iteration_cell_sum_AMASK_D[2][57], Iteration_cell_sum_AMASK_D[2][54:0], Sqrt_DO[2]}; |
| assign Sqrt_R4 = {Iteration_cell_sum_AMASK_D[3][57], Iteration_cell_sum_AMASK_D[3][54:0], Sqrt_DO[3]}; |
| wire [57:0] Denominator_se_format_DB; |
| assign Denominator_se_format_DB = {Denominator_se_DB[53:45], {(FP16ALT_SO ? FP16ALT_SO : Denominator_se_DB[44])}, Denominator_se_DB[43:42], {(FP16_SO ? FP16_SO : Denominator_se_DB[41])}, Denominator_se_DB[40:29], {(FP32_SO ? FP32_SO : Denominator_se_DB[28])}, Denominator_se_DB[27:0], FP64_SO, 3'b000}; |
| wire [57:0] First_iteration_cell_div_a_D; |
| wire [57:0] First_iteration_cell_div_b_D; |
| wire Sel_b_for_first_S; |
| assign First_iteration_cell_div_a_D = (Div_start_dly_S ? {Numerator_se_D[53:45], {(FP16ALT_SO ? FP16ALT_SO : Numerator_se_D[44])}, Numerator_se_D[43:42], {(FP16_SO ? FP16_SO : Numerator_se_D[41])}, Numerator_se_D[40:29], {(FP32_SO ? FP32_SO : Numerator_se_D[28])}, Numerator_se_D[27:0], FP64_SO, 3'b000} : {Partial_remainder_DP[56:48], {(FP16ALT_SO ? Quotient_DP[0] : Partial_remainder_DP[47])}, Partial_remainder_DP[46:45], {(FP16_SO ? Quotient_DP[0] : Partial_remainder_DP[44])}, Partial_remainder_DP[43:32], {(FP32_SO ? Quotient_DP[0] : Partial_remainder_DP[31])}, Partial_remainder_DP[30:3], FP64_SO && Quotient_DP[0], 3'b000}); |
| assign Sel_b_for_first_S = (Div_start_dly_S ? 1 : Quotient_DP[0]); |
| assign First_iteration_cell_div_b_D = (Sel_b_for_first_S ? Denominator_se_format_DB : {Denominator_se_D, 4'b0000}); |
| assign Iteration_cell_a_BMASK_D[0] = (Sqrt_enable_SO ? Sqrt_R0 : {First_iteration_cell_div_a_D}); |
| assign Iteration_cell_b_BMASK_D[0] = (Sqrt_enable_SO ? Sqrt_Q0 : {First_iteration_cell_div_b_D}); |
| wire [57:0] Sec_iteration_cell_div_a_D; |
| wire [57:0] Sec_iteration_cell_div_b_D; |
| wire Sel_b_for_sec_S; |
| generate |
| if (|defs_div_sqrt_mvp_Iteration_unit_num_S) begin |
| assign Sel_b_for_sec_S = ~Iteration_cell_sum_AMASK_D[0][57]; |
| assign Sec_iteration_cell_div_a_D = {Iteration_cell_sum_AMASK_D[0][56:48], {(FP16ALT_SO ? Sel_b_for_sec_S : Iteration_cell_sum_AMASK_D[0][47])}, Iteration_cell_sum_AMASK_D[0][46:45], {(FP16_SO ? Sel_b_for_sec_S : Iteration_cell_sum_AMASK_D[0][44])}, Iteration_cell_sum_AMASK_D[0][43:32], {(FP32_SO ? Sel_b_for_sec_S : Iteration_cell_sum_AMASK_D[0][31])}, Iteration_cell_sum_AMASK_D[0][30:3], FP64_SO && Sel_b_for_sec_S, 3'b000}; |
| assign Sec_iteration_cell_div_b_D = (Sel_b_for_sec_S ? Denominator_se_format_DB : {Denominator_se_D, 4'b0000}); |
| assign Iteration_cell_a_BMASK_D[1] = (Sqrt_enable_SO ? Sqrt_R1 : {Sec_iteration_cell_div_a_D}); |
| assign Iteration_cell_b_BMASK_D[1] = (Sqrt_enable_SO ? Sqrt_Q1 : {Sec_iteration_cell_div_b_D}); |
| end |
| endgenerate |
| wire [57:0] Thi_iteration_cell_div_a_D; |
| wire [57:0] Thi_iteration_cell_div_b_D; |
| wire Sel_b_for_thi_S; |
| generate |
| if ((defs_div_sqrt_mvp_Iteration_unit_num_S == 2'b10) | (defs_div_sqrt_mvp_Iteration_unit_num_S == 2'b11)) begin |
| assign Sel_b_for_thi_S = ~Iteration_cell_sum_AMASK_D[1][57]; |
| assign Thi_iteration_cell_div_a_D = {Iteration_cell_sum_AMASK_D[1][56:48], {(FP16ALT_SO ? Sel_b_for_thi_S : Iteration_cell_sum_AMASK_D[1][47])}, Iteration_cell_sum_AMASK_D[1][46:45], {(FP16_SO ? Sel_b_for_thi_S : Iteration_cell_sum_AMASK_D[1][44])}, Iteration_cell_sum_AMASK_D[1][43:32], {(FP32_SO ? Sel_b_for_thi_S : Iteration_cell_sum_AMASK_D[1][31])}, Iteration_cell_sum_AMASK_D[1][30:3], FP64_SO && Sel_b_for_thi_S, 3'b000}; |
| assign Thi_iteration_cell_div_b_D = (Sel_b_for_thi_S ? Denominator_se_format_DB : {Denominator_se_D, 4'b0000}); |
| assign Iteration_cell_a_BMASK_D[2] = (Sqrt_enable_SO ? Sqrt_R2 : {Thi_iteration_cell_div_a_D}); |
| assign Iteration_cell_b_BMASK_D[2] = (Sqrt_enable_SO ? Sqrt_Q2 : {Thi_iteration_cell_div_b_D}); |
| end |
| endgenerate |
| wire [57:0] Fou_iteration_cell_div_a_D; |
| wire [57:0] Fou_iteration_cell_div_b_D; |
| wire Sel_b_for_fou_S; |
| generate |
| if (defs_div_sqrt_mvp_Iteration_unit_num_S == 2'b11) begin |
| assign Sel_b_for_fou_S = ~Iteration_cell_sum_AMASK_D[2][57]; |
| assign Fou_iteration_cell_div_a_D = {Iteration_cell_sum_AMASK_D[2][56:48], {(FP16ALT_SO ? Sel_b_for_fou_S : Iteration_cell_sum_AMASK_D[2][47])}, Iteration_cell_sum_AMASK_D[2][46:45], {(FP16_SO ? Sel_b_for_fou_S : Iteration_cell_sum_AMASK_D[2][44])}, Iteration_cell_sum_AMASK_D[2][43:32], {(FP32_SO ? Sel_b_for_fou_S : Iteration_cell_sum_AMASK_D[2][31])}, Iteration_cell_sum_AMASK_D[2][30:3], FP64_SO && Sel_b_for_fou_S, 3'b000}; |
| assign Fou_iteration_cell_div_b_D = (Sel_b_for_fou_S ? Denominator_se_format_DB : {Denominator_se_D, 4'b0000}); |
| assign Iteration_cell_a_BMASK_D[3] = (Sqrt_enable_SO ? Sqrt_R3 : {Fou_iteration_cell_div_a_D}); |
| assign Iteration_cell_b_BMASK_D[3] = (Sqrt_enable_SO ? Sqrt_Q3 : {Fou_iteration_cell_div_b_D}); |
| end |
| endgenerate |
| wire [57:0] Mask_bits_ctl_S; |
| assign Mask_bits_ctl_S = 58'h3ffffffffffffff; |
| wire Div_enable_SI [3:0]; |
| wire Div_start_dly_SI [3:0]; |
| wire Sqrt_enable_SI [3:0]; |
| generate |
| genvar i; |
| genvar j; |
| for (i = 0; i <= defs_div_sqrt_mvp_Iteration_unit_num_S; i = i + 1) begin |
| for (j = 0; j <= 57; j = j + 1) begin |
| assign Iteration_cell_a_D[i][j] = Mask_bits_ctl_S[j] && Iteration_cell_a_BMASK_D[i][j]; |
| assign Iteration_cell_b_D[i][j] = Mask_bits_ctl_S[j] && Iteration_cell_b_BMASK_D[i][j]; |
| assign Iteration_cell_sum_AMASK_D[i][j] = Mask_bits_ctl_S[j] && Iteration_cell_sum_D[i][j]; |
| end |
| assign Div_enable_SI[i] = Div_enable_SO; |
| assign Div_start_dly_SI[i] = Div_start_dly_S; |
| assign Sqrt_enable_SI[i] = Sqrt_enable_SO; |
| iteration_div_sqrt_mvp #(.WIDTH(58)) iteration_div_sqrt( |
| .A_DI(Iteration_cell_a_D[i]), |
| .B_DI(Iteration_cell_b_D[i]), |
| .Div_enable_SI(Div_enable_SI[i]), |
| .Div_start_dly_SI(Div_start_dly_SI[i]), |
| .Sqrt_enable_SI(Sqrt_enable_SI[i]), |
| .D_DI(Sqrt_DI[i]), |
| .D_DO(Sqrt_DO[i]), |
| .Sum_DO(Iteration_cell_sum_D[i]), |
| .Carry_out_DO(Iteration_cell_carry_D[i]) |
| ); |
| end |
| endgenerate |
| always @(*) |
| case (defs_div_sqrt_mvp_Iteration_unit_num_S) |
| 2'b00: |
| if (Fsm_enable_S) |
| Partial_remainder_DN = (Sqrt_enable_SO ? Sqrt_R1 : Iteration_cell_sum_AMASK_D[0]); |
| else |
| Partial_remainder_DN = Partial_remainder_DP; |
| 2'b01: |
| if (Fsm_enable_S) |
| Partial_remainder_DN = (Sqrt_enable_SO ? Sqrt_R2 : Iteration_cell_sum_AMASK_D[1]); |
| else |
| Partial_remainder_DN = Partial_remainder_DP; |
| 2'b10: |
| if (Fsm_enable_S) |
| Partial_remainder_DN = (Sqrt_enable_SO ? Sqrt_R3 : Iteration_cell_sum_AMASK_D[2]); |
| else |
| Partial_remainder_DN = Partial_remainder_DP; |
| 2'b11: |
| if (Fsm_enable_S) |
| Partial_remainder_DN = (Sqrt_enable_SO ? Sqrt_R4 : Iteration_cell_sum_AMASK_D[3]); |
| else |
| Partial_remainder_DN = Partial_remainder_DP; |
| endcase |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Partial_remainder_DP <= {58 {1'sb0}}; |
| else |
| Partial_remainder_DP <= Partial_remainder_DN; |
| reg [56:0] Quotient_DN; |
| always @(*) |
| case (defs_div_sqrt_mvp_Iteration_unit_num_S) |
| 2'b00: |
| if (Fsm_enable_S) |
| Quotient_DN = (Sqrt_enable_SO ? {Quotient_DP[55:0], Sqrt_quotinent_S[3]} : {Quotient_DP[55:0], Iteration_cell_carry_D[0]}); |
| else |
| Quotient_DN = Quotient_DP; |
| 2'b01: |
| if (Fsm_enable_S) |
| Quotient_DN = (Sqrt_enable_SO ? {Quotient_DP[54:0], Sqrt_quotinent_S[3:2]} : {Quotient_DP[54:0], Iteration_cell_carry_D[0], Iteration_cell_carry_D[1]}); |
| else |
| Quotient_DN = Quotient_DP; |
| 2'b10: |
| if (Fsm_enable_S) |
| Quotient_DN = (Sqrt_enable_SO ? {Quotient_DP[53:0], Sqrt_quotinent_S[3:1]} : {Quotient_DP[53:0], Iteration_cell_carry_D[0], Iteration_cell_carry_D[1], Iteration_cell_carry_D[2]}); |
| else |
| Quotient_DN = Quotient_DP; |
| 2'b11: |
| if (Fsm_enable_S) |
| Quotient_DN = (Sqrt_enable_SO ? {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP64:0], Sqrt_quotinent_S} : {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP64:0], Iteration_cell_carry_D[0], Iteration_cell_carry_D[1], Iteration_cell_carry_D[2], Iteration_cell_carry_D[3]}); |
| else |
| Quotient_DN = Quotient_DP; |
| endcase |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Quotient_DP <= {57 {1'sb0}}; |
| else |
| Quotient_DP <= Quotient_DN; |
| generate |
| if (defs_div_sqrt_mvp_Iteration_unit_num_S == 2'b00) always @(*) |
| case (Format_sel_S) |
| 2'b00: |
| case (Precision_ctl_S) |
| 6'h00: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| 6'h17: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP32:0], {33 {1'b0}}}; |
| 6'h16: Mant_result_prenorm_DO = {Quotient_DP[22:0], {34 {1'b0}}}; |
| 6'h15: Mant_result_prenorm_DO = {Quotient_DP[21:0], {35 {1'b0}}}; |
| 6'h14: Mant_result_prenorm_DO = {Quotient_DP[20:0], {36 {1'b0}}}; |
| 6'h13: Mant_result_prenorm_DO = {Quotient_DP[19:0], {37 {1'b0}}}; |
| 6'h12: Mant_result_prenorm_DO = {Quotient_DP[18:0], {38 {1'b0}}}; |
| 6'h11: Mant_result_prenorm_DO = {Quotient_DP[17:0], {39 {1'b0}}}; |
| 6'h10: Mant_result_prenorm_DO = {Quotient_DP[16:0], {40 {1'b0}}}; |
| 6'h0f: Mant_result_prenorm_DO = {Quotient_DP[15:0], {41 {1'b0}}}; |
| 6'h0e: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| 6'h0d: Mant_result_prenorm_DO = {Quotient_DP[13:0], {43 {1'b0}}}; |
| 6'h0c: Mant_result_prenorm_DO = {Quotient_DP[12:0], {44 {1'b0}}}; |
| 6'h0b: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h0a: Mant_result_prenorm_DO = {Quotient_DP[10:0], {46 {1'b0}}}; |
| 6'h09: Mant_result_prenorm_DO = {Quotient_DP[9:0], {47 {1'b0}}}; |
| 6'h08: Mant_result_prenorm_DO = {Quotient_DP[8:0], {48 {1'b0}}}; |
| 6'h07: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| endcase |
| 2'b01: |
| case (Precision_ctl_S) |
| 6'h00: Mant_result_prenorm_DO = Quotient_DP[56:0]; |
| 6'h34: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP64:0], {4 {1'b0}}}; |
| 6'h33: Mant_result_prenorm_DO = {Quotient_DP[51:0], {5 {1'b0}}}; |
| 6'h32: Mant_result_prenorm_DO = {Quotient_DP[50:0], {6 {1'b0}}}; |
| 6'h31: Mant_result_prenorm_DO = {Quotient_DP[49:0], {7 {1'b0}}}; |
| 6'h30: Mant_result_prenorm_DO = {Quotient_DP[48:0], {8 {1'b0}}}; |
| 6'h2f: Mant_result_prenorm_DO = {Quotient_DP[47:0], {9 {1'b0}}}; |
| 6'h2e: Mant_result_prenorm_DO = {Quotient_DP[46:0], {10 {1'b0}}}; |
| 6'h2d: Mant_result_prenorm_DO = {Quotient_DP[45:0], {11 {1'b0}}}; |
| 6'h2c: Mant_result_prenorm_DO = {Quotient_DP[44:0], {12 {1'b0}}}; |
| 6'h2b: Mant_result_prenorm_DO = {Quotient_DP[43:0], {13 {1'b0}}}; |
| 6'h2a: Mant_result_prenorm_DO = {Quotient_DP[42:0], {14 {1'b0}}}; |
| 6'h29: Mant_result_prenorm_DO = {Quotient_DP[41:0], {15 {1'b0}}}; |
| 6'h28: Mant_result_prenorm_DO = {Quotient_DP[40:0], {16 {1'b0}}}; |
| 6'h27: Mant_result_prenorm_DO = {Quotient_DP[39:0], {17 {1'b0}}}; |
| 6'h26: Mant_result_prenorm_DO = {Quotient_DP[38:0], {18 {1'b0}}}; |
| 6'h25: Mant_result_prenorm_DO = {Quotient_DP[37:0], {19 {1'b0}}}; |
| 6'h24: Mant_result_prenorm_DO = {Quotient_DP[36:0], {20 {1'b0}}}; |
| 6'h23: Mant_result_prenorm_DO = {Quotient_DP[35:0], {21 {1'b0}}}; |
| 6'h22: Mant_result_prenorm_DO = {Quotient_DP[34:0], {22 {1'b0}}}; |
| 6'h21: Mant_result_prenorm_DO = {Quotient_DP[33:0], {23 {1'b0}}}; |
| 6'h20: Mant_result_prenorm_DO = {Quotient_DP[32:0], {24 {1'b0}}}; |
| 6'h1f: Mant_result_prenorm_DO = {Quotient_DP[31:0], {25 {1'b0}}}; |
| 6'h1e: Mant_result_prenorm_DO = {Quotient_DP[30:0], {26 {1'b0}}}; |
| 6'h1d: Mant_result_prenorm_DO = {Quotient_DP[29:0], {27 {1'b0}}}; |
| 6'h1c: Mant_result_prenorm_DO = {Quotient_DP[28:0], {28 {1'b0}}}; |
| 6'h1b: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| 6'h1a: Mant_result_prenorm_DO = {Quotient_DP[26:0], {30 {1'b0}}}; |
| 6'h19: Mant_result_prenorm_DO = {Quotient_DP[25:0], {31 {1'b0}}}; |
| 6'h18: Mant_result_prenorm_DO = {Quotient_DP[24:0], {32 {1'b0}}}; |
| 6'h17: Mant_result_prenorm_DO = {Quotient_DP[23:0], {33 {1'b0}}}; |
| 6'h16: Mant_result_prenorm_DO = {Quotient_DP[22:0], {34 {1'b0}}}; |
| 6'h15: Mant_result_prenorm_DO = {Quotient_DP[21:0], {35 {1'b0}}}; |
| 6'h14: Mant_result_prenorm_DO = {Quotient_DP[20:0], {36 {1'b0}}}; |
| 6'h13: Mant_result_prenorm_DO = {Quotient_DP[19:0], {37 {1'b0}}}; |
| 6'h12: Mant_result_prenorm_DO = {Quotient_DP[18:0], {38 {1'b0}}}; |
| 6'h11: Mant_result_prenorm_DO = {Quotient_DP[17:0], {39 {1'b0}}}; |
| 6'h10: Mant_result_prenorm_DO = {Quotient_DP[16:0], {40 {1'b0}}}; |
| 6'h0f: Mant_result_prenorm_DO = {Quotient_DP[15:0], {41 {1'b0}}}; |
| 6'h0e: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| 6'h0d: Mant_result_prenorm_DO = {Quotient_DP[13:0], {43 {1'b0}}}; |
| 6'h0c: Mant_result_prenorm_DO = {Quotient_DP[12:0], {44 {1'b0}}}; |
| 6'h0b: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h0a: Mant_result_prenorm_DO = {Quotient_DP[10:0], {46 {1'b0}}}; |
| 6'h09: Mant_result_prenorm_DO = {Quotient_DP[9:0], {47 {1'b0}}}; |
| 6'h08: Mant_result_prenorm_DO = {Quotient_DP[8:0], {48 {1'b0}}}; |
| 6'h07: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = Quotient_DP[56:0]; |
| endcase |
| 2'b10: |
| case (Precision_ctl_S) |
| 6'b000000: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| 6'h0a: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP16:0], {46 {1'b0}}}; |
| 6'h09: Mant_result_prenorm_DO = {Quotient_DP[9:0], {47 {1'b0}}}; |
| 6'h08: Mant_result_prenorm_DO = {Quotient_DP[8:0], {48 {1'b0}}}; |
| 6'h07: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| endcase |
| 2'b11: |
| case (Precision_ctl_S) |
| 6'b000000: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h07: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP16ALT:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| endcase |
| endcase |
| endgenerate |
| generate |
| if (defs_div_sqrt_mvp_Iteration_unit_num_S == 2'b01) always @(*) |
| case (Format_sel_S) |
| 2'b00: |
| case (Precision_ctl_S) |
| 6'h00: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| 6'h17, 6'h16: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP32:0], {33 {1'b0}}}; |
| 6'h15, 6'h14: Mant_result_prenorm_DO = {Quotient_DP[21:0], {35 {1'b0}}}; |
| 6'h13, 6'h12: Mant_result_prenorm_DO = {Quotient_DP[19:0], {37 {1'b0}}}; |
| 6'h11, 6'h10: Mant_result_prenorm_DO = {Quotient_DP[17:0], {39 {1'b0}}}; |
| 6'h0f, 6'h0e: Mant_result_prenorm_DO = {Quotient_DP[15:0], {41 {1'b0}}}; |
| 6'h0d, 6'h0c: Mant_result_prenorm_DO = {Quotient_DP[13:0], {43 {1'b0}}}; |
| 6'h0b, 6'h0a: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h09, 6'h08: Mant_result_prenorm_DO = {Quotient_DP[9:0], {47 {1'b0}}}; |
| 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| endcase |
| 2'b01: |
| case (Precision_ctl_S) |
| 6'h00: Mant_result_prenorm_DO = {Quotient_DP[55:0], 1'b0}; |
| 6'h34: Mant_result_prenorm_DO = {Quotient_DP[53:1], {4 {1'b0}}}; |
| 6'h33, 6'h32: Mant_result_prenorm_DO = {Quotient_DP[51:0], {5 {1'b0}}}; |
| 6'h31, 6'h30: Mant_result_prenorm_DO = {Quotient_DP[49:0], {7 {1'b0}}}; |
| 6'h2f, 6'h2e: Mant_result_prenorm_DO = {Quotient_DP[47:0], {9 {1'b0}}}; |
| 6'h2d, 6'h2c: Mant_result_prenorm_DO = {Quotient_DP[45:0], {11 {1'b0}}}; |
| 6'h2b, 6'h2a: Mant_result_prenorm_DO = {Quotient_DP[43:0], {13 {1'b0}}}; |
| 6'h29, 6'h28: Mant_result_prenorm_DO = {Quotient_DP[41:0], {15 {1'b0}}}; |
| 6'h27, 6'h26: Mant_result_prenorm_DO = {Quotient_DP[39:0], {17 {1'b0}}}; |
| 6'h25, 6'h24: Mant_result_prenorm_DO = {Quotient_DP[37:0], {19 {1'b0}}}; |
| 6'h23, 6'h22: Mant_result_prenorm_DO = {Quotient_DP[35:0], {21 {1'b0}}}; |
| 6'h21, 6'h20: Mant_result_prenorm_DO = {Quotient_DP[33:0], {23 {1'b0}}}; |
| 6'h1f, 6'h1e: Mant_result_prenorm_DO = {Quotient_DP[31:0], {25 {1'b0}}}; |
| 6'h1d, 6'h1c: Mant_result_prenorm_DO = {Quotient_DP[29:0], {27 {1'b0}}}; |
| 6'h1b, 6'h1a: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| 6'h19, 6'h18: Mant_result_prenorm_DO = {Quotient_DP[25:0], {31 {1'b0}}}; |
| 6'h17, 6'h16: Mant_result_prenorm_DO = {Quotient_DP[23:0], {33 {1'b0}}}; |
| 6'h15, 6'h14: Mant_result_prenorm_DO = {Quotient_DP[21:0], {35 {1'b0}}}; |
| 6'h13, 6'h12: Mant_result_prenorm_DO = {Quotient_DP[19:0], {37 {1'b0}}}; |
| 6'h11, 6'h10: Mant_result_prenorm_DO = {Quotient_DP[17:0], {39 {1'b0}}}; |
| 6'h0f, 6'h0e: Mant_result_prenorm_DO = {Quotient_DP[15:0], {41 {1'b0}}}; |
| 6'h0d, 6'h0c: Mant_result_prenorm_DO = {Quotient_DP[13:0], {43 {1'b0}}}; |
| 6'h0b, 6'h0a: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h09, 6'h08: Mant_result_prenorm_DO = {Quotient_DP[9:0], {47 {1'b0}}}; |
| 6'h07: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[55:0], 1'b0}; |
| endcase |
| 2'b10: |
| case (Precision_ctl_S) |
| 6'b000000: Mant_result_prenorm_DO = {Quotient_DP[13:0], {43 {1'b0}}}; |
| 6'h0a: Mant_result_prenorm_DO = {Quotient_DP[11:1], {46 {1'b0}}}; |
| 6'h09, 6'h08: Mant_result_prenorm_DO = {Quotient_DP[9:0], {47 {1'b0}}}; |
| 6'h07: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| endcase |
| 2'b11: |
| case (Precision_ctl_S) |
| 6'b000000: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h07: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP16ALT:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| endcase |
| endcase |
| endgenerate |
| generate |
| if (defs_div_sqrt_mvp_Iteration_unit_num_S == 2'b10) always @(*) |
| case (Format_sel_S) |
| 2'b00: |
| case (Precision_ctl_S) |
| 6'h00: Mant_result_prenorm_DO = {Quotient_DP[26:0], {30 {1'b0}}}; |
| 6'h17, 6'h16, 6'h15: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP32:0], {33 {1'b0}}}; |
| 6'h14, 6'h13, 6'h12: Mant_result_prenorm_DO = {Quotient_DP[20:0], {36 {1'b0}}}; |
| 6'h11, 6'h10, 6'h0f: Mant_result_prenorm_DO = {Quotient_DP[17:0], {39 {1'b0}}}; |
| 6'h0e, 6'h0d, 6'h0c: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| 6'h0b, 6'h0a, 6'h09: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h08, 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[8:0], {48 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[26:0], {30 {1'b0}}}; |
| endcase |
| 2'b01: |
| case (Precision_ctl_S) |
| 6'h00: Mant_result_prenorm_DO = Quotient_DP[56:0]; |
| 6'h34, 6'h33: Mant_result_prenorm_DO = {Quotient_DP[53:1], {4 {1'b0}}}; |
| 6'h32, 6'h31, 6'h30: Mant_result_prenorm_DO = {Quotient_DP[50:0], {6 {1'b0}}}; |
| 6'h2f, 6'h2e, 6'h2d: Mant_result_prenorm_DO = {Quotient_DP[47:0], {9 {1'b0}}}; |
| 6'h2c, 6'h2b, 6'h2a: Mant_result_prenorm_DO = {Quotient_DP[44:0], {12 {1'b0}}}; |
| 6'h29, 6'h28, 6'h27: Mant_result_prenorm_DO = {Quotient_DP[41:0], {15 {1'b0}}}; |
| 6'h26, 6'h25, 6'h24: Mant_result_prenorm_DO = {Quotient_DP[38:0], {18 {1'b0}}}; |
| 6'h23, 6'h22, 6'h21: Mant_result_prenorm_DO = {Quotient_DP[35:0], {21 {1'b0}}}; |
| 6'h20, 6'h1f, 6'h1e: Mant_result_prenorm_DO = {Quotient_DP[32:0], {24 {1'b0}}}; |
| 6'h1d, 6'h1c, 6'h1b: Mant_result_prenorm_DO = {Quotient_DP[29:0], {27 {1'b0}}}; |
| 6'h1a, 6'h19, 6'h18: Mant_result_prenorm_DO = {Quotient_DP[26:0], {30 {1'b0}}}; |
| 6'h17, 6'h16, 6'h15: Mant_result_prenorm_DO = {Quotient_DP[23:0], {33 {1'b0}}}; |
| 6'h14, 6'h13, 6'h12: Mant_result_prenorm_DO = {Quotient_DP[20:0], {36 {1'b0}}}; |
| 6'h11, 6'h10, 6'h0f: Mant_result_prenorm_DO = {Quotient_DP[17:0], {39 {1'b0}}}; |
| 6'h0e, 6'h0d, 6'h0c: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| 6'h0b, 6'h0a, 6'h09: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h08, 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[8:0], {48 {1'b0}}}; |
| default: Mant_result_prenorm_DO = Quotient_DP[56:0]; |
| endcase |
| 2'b10: |
| case (Precision_ctl_S) |
| 6'b000000: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| 6'h0a, 6'h09: Mant_result_prenorm_DO = {Quotient_DP[11:1], {46 {1'b0}}}; |
| 6'h08, 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[8:0], {48 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[14:0], {42 {1'b0}}}; |
| endcase |
| 2'b11: |
| case (Precision_ctl_S) |
| 6'b000000: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[8:1], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| endcase |
| endcase |
| endgenerate |
| generate |
| if (defs_div_sqrt_mvp_Iteration_unit_num_S == 2'b11) always @(*) |
| case (Format_sel_S) |
| 2'b00: |
| case (Precision_ctl_S) |
| 6'h00: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| 6'h17, 6'h16, 6'h15, 6'h14: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP32:0], {33 {1'b0}}}; |
| 6'h13, 6'h12, 6'h11, 6'h10: Mant_result_prenorm_DO = {Quotient_DP[19:0], {37 {1'b0}}}; |
| 6'h0f, 6'h0e, 6'h0d, 6'h0c: Mant_result_prenorm_DO = {Quotient_DP[15:0], {41 {1'b0}}}; |
| 6'h0b, 6'h0a, 6'h09, 6'h08: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| endcase |
| 2'b01: |
| case (Precision_ctl_S) |
| 6'h00: Mant_result_prenorm_DO = {Quotient_DP[55:0], 1'b0}; |
| 6'h34: Mant_result_prenorm_DO = {Quotient_DP[55:0], 1'b0}; |
| 6'h33, 6'h32, 6'h31, 6'h30: Mant_result_prenorm_DO = {Quotient_DP[51:0], {5 {1'b0}}}; |
| 6'h2f, 6'h2e, 6'h2d, 6'h2c: Mant_result_prenorm_DO = {Quotient_DP[47:0], {9 {1'b0}}}; |
| 6'h2b, 6'h2a, 6'h29, 6'h28: Mant_result_prenorm_DO = {Quotient_DP[43:0], {13 {1'b0}}}; |
| 6'h27, 6'h26, 6'h25, 6'h24: Mant_result_prenorm_DO = {Quotient_DP[39:0], {17 {1'b0}}}; |
| 6'h23, 6'h22, 6'h21, 6'h20: Mant_result_prenorm_DO = {Quotient_DP[35:0], {21 {1'b0}}}; |
| 6'h1f, 6'h1e, 6'h1d, 6'h1c: Mant_result_prenorm_DO = {Quotient_DP[31:0], {25 {1'b0}}}; |
| 6'h1b, 6'h1a, 6'h19, 6'h18: Mant_result_prenorm_DO = {Quotient_DP[27:0], {29 {1'b0}}}; |
| 6'h17, 6'h16, 6'h15, 6'h14: Mant_result_prenorm_DO = {Quotient_DP[23:0], {33 {1'b0}}}; |
| 6'h13, 6'h12, 6'h11, 6'h10: Mant_result_prenorm_DO = {Quotient_DP[19:0], {37 {1'b0}}}; |
| 6'h0f, 6'h0e, 6'h0d, 6'h0c: Mant_result_prenorm_DO = {Quotient_DP[15:0], {41 {1'b0}}}; |
| 6'h0b, 6'h0a, 6'h09, 6'h08: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[55:0], 1'b0}; |
| endcase |
| 2'b10: |
| case (Precision_ctl_S) |
| 6'b000000: Mant_result_prenorm_DO = {Quotient_DP[15:0], {41 {1'b0}}}; |
| 6'h0a, 6'h09, 6'h08: Mant_result_prenorm_DO = {Quotient_DP[11:1], {46 {1'b0}}}; |
| 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[7:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[15:0], {41 {1'b0}}}; |
| endcase |
| 2'b11: |
| case (Precision_ctl_S) |
| 6'b000000: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| 6'h07, 6'h06: Mant_result_prenorm_DO = {Quotient_DP[defs_div_sqrt_mvp_C_MANT_FP16ALT:0], {49 {1'b0}}}; |
| default: Mant_result_prenorm_DO = {Quotient_DP[11:0], {45 {1'b0}}}; |
| endcase |
| endcase |
| endgenerate |
| wire [12:0] Exp_result_prenorm_DN; |
| reg [12:0] Exp_result_prenorm_DP; |
| wire [12:0] Exp_add_a_D; |
| wire [12:0] Exp_add_b_D; |
| wire [12:0] Exp_add_c_D; |
| integer C_BIAS_AONE; |
| integer C_HALF_BIAS; |
| localparam defs_div_sqrt_mvp_C_BIAS_AONE_FP16 = 5'h10; |
| localparam defs_div_sqrt_mvp_C_BIAS_AONE_FP16ALT = 8'h80; |
| localparam defs_div_sqrt_mvp_C_BIAS_AONE_FP32 = 8'h80; |
| localparam defs_div_sqrt_mvp_C_BIAS_AONE_FP64 = 11'h400; |
| localparam defs_div_sqrt_mvp_C_HALF_BIAS_FP16 = 7; |
| localparam defs_div_sqrt_mvp_C_HALF_BIAS_FP16ALT = 63; |
| localparam defs_div_sqrt_mvp_C_HALF_BIAS_FP32 = 63; |
| localparam defs_div_sqrt_mvp_C_HALF_BIAS_FP64 = 511; |
| always @(*) |
| case (Format_sel_S) |
| 2'b00: begin |
| C_BIAS_AONE = defs_div_sqrt_mvp_C_BIAS_AONE_FP32; |
| C_HALF_BIAS = defs_div_sqrt_mvp_C_HALF_BIAS_FP32; |
| end |
| 2'b01: begin |
| C_BIAS_AONE = defs_div_sqrt_mvp_C_BIAS_AONE_FP64; |
| C_HALF_BIAS = defs_div_sqrt_mvp_C_HALF_BIAS_FP64; |
| end |
| 2'b10: begin |
| C_BIAS_AONE = defs_div_sqrt_mvp_C_BIAS_AONE_FP16; |
| C_HALF_BIAS = defs_div_sqrt_mvp_C_HALF_BIAS_FP16; |
| end |
| 2'b11: begin |
| C_BIAS_AONE = defs_div_sqrt_mvp_C_BIAS_AONE_FP16ALT; |
| C_HALF_BIAS = defs_div_sqrt_mvp_C_HALF_BIAS_FP16ALT; |
| end |
| endcase |
| assign Exp_add_a_D = {(Sqrt_start_dly_S ? {Exp_num_DI[defs_div_sqrt_mvp_C_EXP_FP64], Exp_num_DI[defs_div_sqrt_mvp_C_EXP_FP64], Exp_num_DI[defs_div_sqrt_mvp_C_EXP_FP64], Exp_num_DI[defs_div_sqrt_mvp_C_EXP_FP64:1]} : {Exp_num_DI[defs_div_sqrt_mvp_C_EXP_FP64], Exp_num_DI[defs_div_sqrt_mvp_C_EXP_FP64], Exp_num_DI})}; |
| localparam defs_div_sqrt_mvp_C_EXP_ZERO_FP64 = 11'h000; |
| assign Exp_add_b_D = {(Sqrt_start_dly_S ? {1'b0, {defs_div_sqrt_mvp_C_EXP_ZERO_FP64}, Exp_num_DI[0]} : {~Exp_den_DI[defs_div_sqrt_mvp_C_EXP_FP64], ~Exp_den_DI[defs_div_sqrt_mvp_C_EXP_FP64], ~Exp_den_DI})}; |
| assign Exp_add_c_D = {(Div_start_dly_S ? {C_BIAS_AONE} : {C_HALF_BIAS})}; |
| assign Exp_result_prenorm_DN = (Start_dly_S ? {(Exp_add_a_D + Exp_add_b_D) + Exp_add_c_D} : Exp_result_prenorm_DP); |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Exp_result_prenorm_DP <= {13 {1'sb0}}; |
| else |
| Exp_result_prenorm_DP <= Exp_result_prenorm_DN; |
| assign Exp_result_prenorm_DO = Exp_result_prenorm_DP; |
| endmodule |
| module data_mem_top ( |
| clk_i, |
| rst_ni, |
| tl_d_i, |
| tl_d_o, |
| csb, |
| addr_o, |
| wdata_o, |
| wmask_o, |
| we_o, |
| rdata_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_d_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_d_o; |
| output wire csb; |
| output wire [11:0] addr_o; |
| output wire [31:0] wdata_o; |
| output wire [3:0] wmask_o; |
| output wire we_o; |
| input wire [31:0] rdata_i; |
| wire tl_req; |
| wire [31:0] tl_wmask; |
| wire we_i; |
| reg rvalid_o; |
| assign wmask_o[0] = (tl_wmask[7:0] != 8'b00000000 ? 1'b1 : 1'b0); |
| assign wmask_o[1] = (tl_wmask[15:8] != 8'b00000000 ? 1'b1 : 1'b0); |
| assign wmask_o[2] = (tl_wmask[23:16] != 8'b00000000 ? 1'b1 : 1'b0); |
| assign wmask_o[3] = (tl_wmask[31:24] != 8'b00000000 ? 1'b1 : 1'b0); |
| assign we_o = ~we_i; |
| assign csb = ~tl_req; |
| tlul_sram_adapter #( |
| .SramAw(12), |
| .SramDw(32), |
| .Outstanding(4), |
| .ByteAccess(1), |
| .ErrOnWrite(0), |
| .ErrOnRead(0) |
| ) data_mem( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_d_i), |
| .tl_o(tl_d_o), |
| .req_o(tl_req), |
| .gnt_i(1'b1), |
| .we_o(we_i), |
| .addr_o(addr_o), |
| .wdata_o(wdata_o), |
| .wmask_o(tl_wmask), |
| .rdata_i((rst_ni ? rdata_i : {32 {1'sb0}})), |
| .rvalid_i(rvalid_o), |
| .rerror_i(2'b00) |
| ); |
| always @(posedge clk_i) |
| if (!rst_ni) |
| rvalid_o <= 1'b0; |
| else if (we_i) |
| rvalid_o <= 1'b0; |
| else |
| rvalid_o <= tl_req; |
| endmodule |
| module div_sqrt_top_mvp ( |
| Clk_CI, |
| Rst_RBI, |
| Div_start_SI, |
| Sqrt_start_SI, |
| Operand_a_DI, |
| Operand_b_DI, |
| RM_SI, |
| Precision_ctl_SI, |
| Format_sel_SI, |
| Kill_SI, |
| Result_DO, |
| Fflags_SO, |
| Ready_SO, |
| Done_SO |
| ); |
| input wire Clk_CI; |
| input wire Rst_RBI; |
| input wire Div_start_SI; |
| input wire Sqrt_start_SI; |
| localparam defs_div_sqrt_mvp_C_OP_FP64 = 64; |
| input wire [63:0] Operand_a_DI; |
| input wire [63:0] Operand_b_DI; |
| localparam defs_div_sqrt_mvp_C_RM = 3; |
| input wire [2:0] RM_SI; |
| localparam defs_div_sqrt_mvp_C_PC = 6; |
| input wire [5:0] Precision_ctl_SI; |
| localparam defs_div_sqrt_mvp_C_FS = 2; |
| input wire [1:0] Format_sel_SI; |
| input wire Kill_SI; |
| output wire [63:0] Result_DO; |
| output wire [4:0] Fflags_SO; |
| output wire Ready_SO; |
| output wire Done_SO; |
| localparam defs_div_sqrt_mvp_C_EXP_FP64 = 11; |
| wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_a_D; |
| wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_b_D; |
| localparam defs_div_sqrt_mvp_C_MANT_FP64 = 52; |
| wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_a_D; |
| wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_b_D; |
| wire [12:0] Exp_z_D; |
| wire [56:0] Mant_z_D; |
| wire Sign_z_D; |
| wire Start_S; |
| wire [2:0] RM_dly_S; |
| wire Div_enable_S; |
| wire Sqrt_enable_S; |
| wire Inf_a_S; |
| wire Inf_b_S; |
| wire Zero_a_S; |
| wire Zero_b_S; |
| wire NaN_a_S; |
| wire NaN_b_S; |
| wire SNaN_S; |
| wire Special_case_SB; |
| wire Special_case_dly_SB; |
| wire Full_precision_S; |
| wire FP32_S; |
| wire FP64_S; |
| wire FP16_S; |
| wire FP16ALT_S; |
| preprocess_mvp preprocess_U0( |
| .Clk_CI(Clk_CI), |
| .Rst_RBI(Rst_RBI), |
| .Div_start_SI(Div_start_SI), |
| .Sqrt_start_SI(Sqrt_start_SI), |
| .Ready_SI(Ready_SO), |
| .Operand_a_DI(Operand_a_DI), |
| .Operand_b_DI(Operand_b_DI), |
| .RM_SI(RM_SI), |
| .Format_sel_SI(Format_sel_SI), |
| .Start_SO(Start_S), |
| .Exp_a_DO_norm(Exp_a_D), |
| .Exp_b_DO_norm(Exp_b_D), |
| .Mant_a_DO_norm(Mant_a_D), |
| .Mant_b_DO_norm(Mant_b_D), |
| .RM_dly_SO(RM_dly_S), |
| .Sign_z_DO(Sign_z_D), |
| .Inf_a_SO(Inf_a_S), |
| .Inf_b_SO(Inf_b_S), |
| .Zero_a_SO(Zero_a_S), |
| .Zero_b_SO(Zero_b_S), |
| .NaN_a_SO(NaN_a_S), |
| .NaN_b_SO(NaN_b_S), |
| .SNaN_SO(SNaN_S), |
| .Special_case_SBO(Special_case_SB), |
| .Special_case_dly_SBO(Special_case_dly_SB) |
| ); |
| nrbd_nrsc_mvp nrbd_nrsc_U0( |
| .Clk_CI(Clk_CI), |
| .Rst_RBI(Rst_RBI), |
| .Div_start_SI(Div_start_SI), |
| .Sqrt_start_SI(Sqrt_start_SI), |
| .Start_SI(Start_S), |
| .Kill_SI(Kill_SI), |
| .Special_case_SBI(Special_case_SB), |
| .Special_case_dly_SBI(Special_case_dly_SB), |
| .Div_enable_SO(Div_enable_S), |
| .Sqrt_enable_SO(Sqrt_enable_S), |
| .Precision_ctl_SI(Precision_ctl_SI), |
| .Format_sel_SI(Format_sel_SI), |
| .Exp_a_DI(Exp_a_D), |
| .Exp_b_DI(Exp_b_D), |
| .Mant_a_DI(Mant_a_D), |
| .Mant_b_DI(Mant_b_D), |
| .Full_precision_SO(Full_precision_S), |
| .FP32_SO(FP32_S), |
| .FP64_SO(FP64_S), |
| .FP16_SO(FP16_S), |
| .FP16ALT_SO(FP16ALT_S), |
| .Ready_SO(Ready_SO), |
| .Done_SO(Done_SO), |
| .Exp_z_DO(Exp_z_D), |
| .Mant_z_DO(Mant_z_D) |
| ); |
| norm_div_sqrt_mvp fpu_norm_U0( |
| .Mant_in_DI(Mant_z_D), |
| .Exp_in_DI(Exp_z_D), |
| .Sign_in_DI(Sign_z_D), |
| .Div_enable_SI(Div_enable_S), |
| .Sqrt_enable_SI(Sqrt_enable_S), |
| .Inf_a_SI(Inf_a_S), |
| .Inf_b_SI(Inf_b_S), |
| .Zero_a_SI(Zero_a_S), |
| .Zero_b_SI(Zero_b_S), |
| .NaN_a_SI(NaN_a_S), |
| .NaN_b_SI(NaN_b_S), |
| .SNaN_SI(SNaN_S), |
| .RM_SI(RM_dly_S), |
| .Full_precision_SI(Full_precision_S), |
| .FP32_SI(FP32_S), |
| .FP64_SI(FP64_S), |
| .FP16_SI(FP16_S), |
| .FP16ALT_SI(FP16ALT_S), |
| .Result_DO(Result_DO), |
| .Fflags_SO(Fflags_SO) |
| ); |
| endmodule |
| module fifo_async ( |
| clk_wr_i, |
| rst_wr_ni, |
| wvalid_i, |
| wready_o, |
| wdata_i, |
| wdepth_o, |
| clk_rd_i, |
| rst_rd_ni, |
| rvalid_o, |
| rready_i, |
| rdata_o, |
| rdepth_o |
| ); |
| parameter [31:0] Width = 16; |
| parameter [31:0] Depth = 3; |
| localparam [31:0] DepthW = $clog2(Depth + 1); |
| input wire clk_wr_i; |
| input wire rst_wr_ni; |
| input wire wvalid_i; |
| output wire wready_o; |
| input wire [Width - 1:0] wdata_i; |
| output wire [DepthW - 1:0] wdepth_o; |
| input wire clk_rd_i; |
| input wire rst_rd_ni; |
| output wire rvalid_o; |
| input wire rready_i; |
| output wire [Width - 1:0] rdata_o; |
| output wire [DepthW - 1:0] rdepth_o; |
| localparam [31:0] PTRV_W = $clog2(Depth); |
| function automatic [PTRV_W - 1:0] sv2v_cast_E27C2; |
| input reg [PTRV_W - 1:0] inp; |
| sv2v_cast_E27C2 = inp; |
| endfunction |
| localparam [PTRV_W - 1:0] DepthMinus1 = sv2v_cast_E27C2(Depth - 1); |
| localparam [31:0] PTR_WIDTH = PTRV_W + 1; |
| reg [PTR_WIDTH - 1:0] fifo_wptr; |
| reg [PTR_WIDTH - 1:0] fifo_rptr; |
| wire [PTR_WIDTH - 1:0] fifo_wptr_sync_combi; |
| reg [PTR_WIDTH - 1:0] fifo_rptr_sync; |
| wire [PTR_WIDTH - 1:0] fifo_wptr_gray_sync; |
| wire [PTR_WIDTH - 1:0] fifo_rptr_gray_sync; |
| reg [PTR_WIDTH - 1:0] fifo_wptr_gray; |
| reg [PTR_WIDTH - 1:0] fifo_rptr_gray; |
| wire fifo_incr_wptr; |
| wire fifo_incr_rptr; |
| wire empty; |
| wire full_wclk; |
| wire full_rclk; |
| assign wready_o = !full_wclk; |
| assign rvalid_o = !empty; |
| assign fifo_incr_wptr = wvalid_i & wready_o; |
| assign fifo_incr_rptr = rvalid_o & rready_i; |
| always @(posedge clk_wr_i or negedge rst_wr_ni) |
| if (!rst_wr_ni) |
| fifo_wptr <= {PTR_WIDTH {1'sb0}}; |
| else if (fifo_incr_wptr) |
| if (fifo_wptr[PTR_WIDTH - 2:0] == DepthMinus1) |
| fifo_wptr <= {~fifo_wptr[PTR_WIDTH - 1], {PTR_WIDTH - 1 {1'b0}}}; |
| else |
| fifo_wptr <= fifo_wptr + {{PTR_WIDTH - 1 {1'b0}}, 1'b1}; |
| function automatic [PTR_WIDTH - 1:0] sv2v_cast_88E25; |
| input reg [PTR_WIDTH - 1:0] inp; |
| sv2v_cast_88E25 = inp; |
| endfunction |
| function automatic [PTR_WIDTH - 1:0] dec2gray; |
| input reg [PTR_WIDTH - 1:0] decval; |
| reg [PTR_WIDTH - 1:0] decval_sub; |
| reg [PTR_WIDTH - 2:0] decval_in; |
| reg unused_decval_msb; |
| begin |
| decval_sub = (sv2v_cast_88E25(Depth) - {1'b0, decval[PTR_WIDTH - 2:0]}) - 1'b1; |
| {unused_decval_msb, decval_in} = (decval[PTR_WIDTH - 1] ? decval_sub : decval); |
| dec2gray = {decval[PTR_WIDTH - 1], {1'b0, decval_in[PTR_WIDTH - 2:1]} ^ decval_in[PTR_WIDTH - 2:0]}; |
| end |
| endfunction |
| always @(posedge clk_wr_i or negedge rst_wr_ni) |
| if (!rst_wr_ni) |
| fifo_wptr_gray <= {PTR_WIDTH {1'sb0}}; |
| else if (fifo_incr_wptr) |
| if (fifo_wptr[PTR_WIDTH - 2:0] == DepthMinus1) |
| fifo_wptr_gray <= dec2gray({~fifo_wptr[PTR_WIDTH - 1], {PTR_WIDTH - 1 {1'b0}}}); |
| else |
| fifo_wptr_gray <= dec2gray(fifo_wptr + {{PTR_WIDTH - 1 {1'b0}}, 1'b1}); |
| prim_generic_flop_2sync #(.Width(PTR_WIDTH)) sync_wptr( |
| .clk_i(clk_rd_i), |
| .rst_ni(rst_rd_ni), |
| .d_i(fifo_wptr_gray), |
| .q_o(fifo_wptr_gray_sync) |
| ); |
| function automatic [((PTR_WIDTH - 2) >= 0 ? PTR_WIDTH - 1 : 3 - PTR_WIDTH) - 1:0] sv2v_cast_F9964; |
| input reg [((PTR_WIDTH - 2) >= 0 ? PTR_WIDTH - 1 : 3 - PTR_WIDTH) - 1:0] inp; |
| sv2v_cast_F9964 = inp; |
| endfunction |
| function automatic [PTR_WIDTH - 1:0] gray2dec; |
| input reg [PTR_WIDTH - 1:0] grayval; |
| reg [PTR_WIDTH - 2:0] dec_tmp; |
| reg [PTR_WIDTH - 2:0] dec_tmp_sub; |
| reg unused_decsub_msb; |
| begin |
| dec_tmp[PTR_WIDTH - 2] = grayval[PTR_WIDTH - 2]; |
| begin : sv2v_autoblock_106 |
| reg signed [31:0] i; |
| for (i = PTR_WIDTH - 3; i >= 0; i = i - 1) |
| dec_tmp[i] = dec_tmp[i + 1] ^ grayval[i]; |
| end |
| {unused_decsub_msb, dec_tmp_sub} = (sv2v_cast_F9964(Depth) - {1'b0, dec_tmp}) - 1'b1; |
| if (grayval[PTR_WIDTH - 1]) |
| gray2dec = {1'b1, dec_tmp_sub}; |
| else |
| gray2dec = {1'b0, dec_tmp}; |
| end |
| endfunction |
| assign fifo_wptr_sync_combi = gray2dec(fifo_wptr_gray_sync); |
| always @(posedge clk_rd_i or negedge rst_rd_ni) |
| if (!rst_rd_ni) |
| fifo_rptr <= {PTR_WIDTH {1'sb0}}; |
| else if (fifo_incr_rptr) |
| if (fifo_rptr[PTR_WIDTH - 2:0] == DepthMinus1) |
| fifo_rptr <= {~fifo_rptr[PTR_WIDTH - 1], {PTR_WIDTH - 1 {1'b0}}}; |
| else |
| fifo_rptr <= fifo_rptr + {{PTR_WIDTH - 1 {1'b0}}, 1'b1}; |
| always @(posedge clk_rd_i or negedge rst_rd_ni) |
| if (!rst_rd_ni) |
| fifo_rptr_gray <= {PTR_WIDTH {1'sb0}}; |
| else if (fifo_incr_rptr) |
| if (fifo_rptr[PTR_WIDTH - 2:0] == DepthMinus1) |
| fifo_rptr_gray <= dec2gray({~fifo_rptr[PTR_WIDTH - 1], {PTR_WIDTH - 1 {1'b0}}}); |
| else |
| fifo_rptr_gray <= dec2gray(fifo_rptr + {{PTR_WIDTH - 1 {1'b0}}, 1'b1}); |
| prim_generic_flop_2sync #(.Width(PTR_WIDTH)) sync_rptr( |
| .clk_i(clk_wr_i), |
| .rst_ni(rst_wr_ni), |
| .d_i(fifo_rptr_gray), |
| .q_o(fifo_rptr_gray_sync) |
| ); |
| always @(posedge clk_wr_i or negedge rst_wr_ni) |
| if (!rst_wr_ni) |
| fifo_rptr_sync <= {PTR_WIDTH {1'sb0}}; |
| else |
| fifo_rptr_sync <= gray2dec(fifo_rptr_gray_sync); |
| assign full_wclk = fifo_wptr == (fifo_rptr_sync ^ {1'b1, {PTR_WIDTH - 1 {1'b0}}}); |
| assign full_rclk = fifo_wptr_sync_combi == (fifo_rptr ^ {1'b1, {PTR_WIDTH - 1 {1'b0}}}); |
| wire wptr_msb; |
| wire rptr_sync_msb; |
| wire [PTRV_W - 1:0] wptr_value; |
| wire [PTRV_W - 1:0] rptr_sync_value; |
| assign wptr_msb = fifo_wptr[PTR_WIDTH - 1]; |
| assign rptr_sync_msb = fifo_rptr_sync[PTR_WIDTH - 1]; |
| assign wptr_value = fifo_wptr[0+:PTRV_W]; |
| assign rptr_sync_value = fifo_rptr_sync[0+:PTRV_W]; |
| function automatic [DepthW - 1:0] sv2v_cast_703F8; |
| input reg [DepthW - 1:0] inp; |
| sv2v_cast_703F8 = inp; |
| endfunction |
| assign wdepth_o = (full_wclk ? sv2v_cast_703F8(Depth) : (wptr_msb == rptr_sync_msb ? sv2v_cast_703F8(wptr_value) - sv2v_cast_703F8(rptr_sync_value) : (sv2v_cast_703F8(Depth) - sv2v_cast_703F8(rptr_sync_value)) + sv2v_cast_703F8(wptr_value))); |
| assign empty = fifo_wptr_sync_combi == fifo_rptr; |
| wire rptr_msb; |
| wire wptr_sync_msb; |
| wire [PTRV_W - 1:0] rptr_value; |
| wire [PTRV_W - 1:0] wptr_sync_value; |
| assign wptr_sync_msb = fifo_wptr_sync_combi[PTR_WIDTH - 1]; |
| assign rptr_msb = fifo_rptr[PTR_WIDTH - 1]; |
| assign wptr_sync_value = fifo_wptr_sync_combi[0+:PTRV_W]; |
| assign rptr_value = fifo_rptr[0+:PTRV_W]; |
| assign rdepth_o = (full_rclk ? sv2v_cast_703F8(Depth) : (wptr_sync_msb == rptr_msb ? sv2v_cast_703F8(wptr_sync_value) - sv2v_cast_703F8(rptr_value) : (sv2v_cast_703F8(Depth) - sv2v_cast_703F8(rptr_value)) + sv2v_cast_703F8(wptr_sync_value))); |
| reg [Width - 1:0] storage [0:Depth - 1]; |
| always @(posedge clk_wr_i) |
| if (~rst_wr_ni) |
| storage[fifo_wptr[PTR_WIDTH - 2:0]] <= {Width {1'sb0}}; |
| else if (fifo_incr_wptr) |
| storage[fifo_wptr[PTR_WIDTH - 2:0]] <= wdata_i; |
| assign rdata_o = storage[fifo_rptr[PTR_WIDTH - 2:0]]; |
| endmodule |
| module fifo_sync ( |
| clk_i, |
| rst_ni, |
| clr_i, |
| wvalid_i, |
| wready_o, |
| wdata_i, |
| rvalid_o, |
| rready_i, |
| rdata_o, |
| full_o, |
| depth_o |
| ); |
| parameter [31:0] Width = 16; |
| parameter [0:0] Pass = 1'b1; |
| parameter [31:0] Depth = 4; |
| parameter [0:0] OutputZeroIfEmpty = 1'b1; |
| function automatic integer prim_util_pkg_vbits; |
| input integer value; |
| prim_util_pkg_vbits = (value == 1 ? 1 : $clog2(value)); |
| endfunction |
| localparam signed [31:0] DepthW = prim_util_pkg_vbits(Depth + 1); |
| input clk_i; |
| input rst_ni; |
| input clr_i; |
| input wvalid_i; |
| output wready_o; |
| input [Width - 1:0] wdata_i; |
| output rvalid_o; |
| input rready_i; |
| output [Width - 1:0] rdata_o; |
| output full_o; |
| output [DepthW - 1:0] depth_o; |
| generate |
| if (Depth == 0) begin : gen_passthru_fifo |
| assign depth_o = 1'b0; |
| assign rvalid_o = wvalid_i; |
| assign rdata_o = wdata_i; |
| assign wready_o = rready_i; |
| assign full_o = rready_i; |
| wire unused_clr; |
| assign unused_clr = clr_i; |
| end |
| else begin : gen_normal_fifo |
| localparam [31:0] PTRV_W = prim_util_pkg_vbits(Depth); |
| localparam [31:0] PTR_WIDTH = PTRV_W + 1; |
| reg [PTR_WIDTH - 1:0] fifo_wptr; |
| reg [PTR_WIDTH - 1:0] fifo_rptr; |
| wire fifo_incr_wptr; |
| wire fifo_incr_rptr; |
| wire fifo_empty; |
| reg under_rst; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| under_rst <= 1'b1; |
| else if (under_rst) |
| under_rst <= ~under_rst; |
| wire full; |
| wire empty; |
| wire wptr_msb; |
| wire rptr_msb; |
| wire [PTRV_W - 1:0] wptr_value; |
| wire [PTRV_W - 1:0] rptr_value; |
| assign wptr_msb = fifo_wptr[PTR_WIDTH - 1]; |
| assign rptr_msb = fifo_rptr[PTR_WIDTH - 1]; |
| assign wptr_value = fifo_wptr[0+:PTRV_W]; |
| assign rptr_value = fifo_rptr[0+:PTRV_W]; |
| function automatic [DepthW - 1:0] sv2v_cast_703F8; |
| input reg [DepthW - 1:0] inp; |
| sv2v_cast_703F8 = inp; |
| endfunction |
| assign depth_o = (full ? sv2v_cast_703F8(Depth) : (wptr_msb == rptr_msb ? sv2v_cast_703F8(wptr_value) - sv2v_cast_703F8(rptr_value) : (sv2v_cast_703F8(Depth) - sv2v_cast_703F8(rptr_value)) + sv2v_cast_703F8(wptr_value))); |
| assign fifo_incr_wptr = (wvalid_i & wready_o) & ~under_rst; |
| assign fifo_incr_rptr = (rvalid_o & rready_i) & ~under_rst; |
| assign wready_o = ~full & ~under_rst; |
| assign full_o = full; |
| assign rvalid_o = ~empty & ~under_rst; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| fifo_wptr <= {PTR_WIDTH {1'sb0}}; |
| else if (clr_i) |
| fifo_wptr <= {PTR_WIDTH {1'b0}}; |
| else if (fifo_incr_wptr) begin : sv2v_autoblock_107 |
| reg [((PTR_WIDTH - 2) >= 0 ? PTR_WIDTH - 1 : 3 - PTR_WIDTH) - 1:0] sv2v_tmp_cast; |
| sv2v_tmp_cast = Depth - 1; |
| if (fifo_wptr[PTR_WIDTH - 2:0] == sv2v_tmp_cast) |
| fifo_wptr <= {~fifo_wptr[PTR_WIDTH - 1], {PTR_WIDTH - 1 {1'b0}}}; |
| else |
| fifo_wptr <= fifo_wptr + {{PTR_WIDTH - 1 {1'b0}}, 1'b1}; |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| fifo_rptr <= {PTR_WIDTH {1'sb0}}; |
| else if (clr_i) |
| fifo_rptr <= {PTR_WIDTH {1'b0}}; |
| else if (fifo_incr_rptr) begin : sv2v_autoblock_108 |
| reg [((PTR_WIDTH - 2) >= 0 ? PTR_WIDTH - 1 : 3 - PTR_WIDTH) - 1:0] sv2v_tmp_cast_1; |
| sv2v_tmp_cast_1 = Depth - 1; |
| if (fifo_rptr[PTR_WIDTH - 2:0] == sv2v_tmp_cast_1) |
| fifo_rptr <= {~fifo_rptr[PTR_WIDTH - 1], {PTR_WIDTH - 1 {1'b0}}}; |
| else |
| fifo_rptr <= fifo_rptr + {{PTR_WIDTH - 1 {1'b0}}, 1'b1}; |
| end |
| assign full = fifo_wptr == (fifo_rptr ^ {1'b1, {PTR_WIDTH - 1 {1'b0}}}); |
| assign fifo_empty = fifo_wptr == fifo_rptr; |
| reg [(Depth * Width) - 1:0] storage; |
| wire [Width - 1:0] storage_rdata; |
| if (Depth == 1) begin : gen_depth_eq1 |
| assign storage_rdata = storage[0+:Width]; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| storage[0+:Width] <= {Width {1'sb0}}; |
| else if (fifo_incr_wptr) |
| storage[0+:Width] <= wdata_i; |
| end |
| else begin : gen_depth_gt1 |
| assign storage_rdata = storage[fifo_rptr[PTR_WIDTH - 2:0] * Width+:Width]; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| storage[fifo_wptr[PTR_WIDTH - 2:0] * Width+:Width] <= {Width {1'sb0}}; |
| else if (fifo_incr_wptr) |
| storage[fifo_wptr[PTR_WIDTH - 2:0] * Width+:Width] <= wdata_i; |
| end |
| wire [Width - 1:0] rdata_int; |
| if (Pass == 1'b1) begin : gen_pass |
| assign rdata_int = (fifo_empty && wvalid_i ? wdata_i : storage_rdata); |
| assign empty = fifo_empty & ~wvalid_i; |
| end |
| else begin : gen_nopass |
| assign rdata_int = storage_rdata; |
| assign empty = fifo_empty; |
| end |
| if (OutputZeroIfEmpty == 1'b1) begin : gen_output_zero |
| assign rdata_o = (empty ? 'b0 : rdata_int); |
| end |
| else begin : gen_no_output_zero |
| assign rdata_o = rdata_int; |
| end |
| end |
| endgenerate |
| endmodule |
| module fpnew_cast_multi_8A35C_87530 ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| src_fmt_i, |
| dst_fmt_i, |
| int_fmt_i, |
| tag_i, |
| aux_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| tag_o, |
| aux_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| parameter [31:0] AuxType_AUX_BITS = 0; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| parameter [0:3] FpFmtConfig = 1'sb1; |
| localparam [31:0] fpnew_pkg_NUM_INT_FORMATS = 4; |
| parameter [0:3] IntFmtConfig = 1'sb1; |
| parameter [31:0] NumPipeRegs = 0; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| parameter [1:0] PipeConfig = fpnew_pkg_BEFORE; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| function automatic signed [31:0] fpnew_pkg_maximum; |
| input reg signed [31:0] a; |
| input reg signed [31:0] b; |
| fpnew_pkg_maximum = (a > b ? a : b); |
| endfunction |
| function automatic [1:0] sv2v_cast_9359B; |
| input reg [1:0] inp; |
| sv2v_cast_9359B = inp; |
| endfunction |
| function automatic [31:0] fpnew_pkg_max_fp_width; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = 0; |
| begin : sv2v_autoblock_109 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (cfg[i]) |
| res = $unsigned(fpnew_pkg_maximum(res, fpnew_pkg_fp_width(sv2v_cast_9359B(i)))); |
| end |
| fpnew_pkg_max_fp_width = res; |
| end |
| endfunction |
| localparam [31:0] fpnew_pkg_INT_FORMAT_BITS = 2; |
| localparam [1:0] fpnew_pkg_INT16 = 1; |
| localparam [1:0] fpnew_pkg_INT32 = 2; |
| localparam [1:0] fpnew_pkg_INT64 = 3; |
| localparam [1:0] fpnew_pkg_INT8 = 0; |
| function automatic [31:0] fpnew_pkg_int_width; |
| input reg [1:0] ifmt; |
| case (ifmt) |
| fpnew_pkg_INT8: fpnew_pkg_int_width = 8; |
| fpnew_pkg_INT16: fpnew_pkg_int_width = 16; |
| fpnew_pkg_INT32: fpnew_pkg_int_width = 32; |
| fpnew_pkg_INT64: fpnew_pkg_int_width = 64; |
| endcase |
| endfunction |
| function automatic [1:0] sv2v_cast_D812A; |
| input reg [1:0] inp; |
| sv2v_cast_D812A = inp; |
| endfunction |
| function automatic [31:0] fpnew_pkg_max_int_width; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = 0; |
| begin : sv2v_autoblock_110 |
| reg signed [31:0] ifmt; |
| for (ifmt = 0; ifmt < fpnew_pkg_NUM_INT_FORMATS; ifmt = ifmt + 1) |
| if (cfg[ifmt]) |
| res = fpnew_pkg_maximum(res, fpnew_pkg_int_width(sv2v_cast_D812A(ifmt))); |
| end |
| fpnew_pkg_max_int_width = res; |
| end |
| endfunction |
| localparam [31:0] WIDTH = fpnew_pkg_maximum(fpnew_pkg_max_fp_width(FpFmtConfig), fpnew_pkg_max_int_width(IntFmtConfig)); |
| localparam [31:0] NUM_FORMATS = fpnew_pkg_NUM_FP_FORMATS; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [WIDTH - 1:0] operands_i; |
| input wire [3:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| input wire [1:0] src_fmt_i; |
| input wire [1:0] dst_fmt_i; |
| input wire [1:0] int_fmt_i; |
| input wire tag_i; |
| input wire [AuxType_AUX_BITS - 1:0] aux_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [WIDTH - 1:0] result_o; |
| output wire [4:0] status_o; |
| output wire extension_bit_o; |
| output wire tag_o; |
| output wire [AuxType_AUX_BITS - 1:0] aux_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| always @(posedge __clk or negedge __arst_n) |
| if (!__arst_n) |
| __q <= __reset_value; |
| else |
| __q <= (__clear ? __reset_value : (__load ? __d : __q)); |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| __q <= __reset_value; |
| else |
| __q <= (__load ? __d : __q); |
| localparam [31:0] NUM_INT_FORMATS = fpnew_pkg_NUM_INT_FORMATS; |
| localparam [31:0] MAX_INT_WIDTH = fpnew_pkg_max_int_width(IntFmtConfig); |
| function automatic [31:0] fpnew_pkg_exp_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_exp_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32]; |
| endfunction |
| function automatic [31:0] fpnew_pkg_man_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_man_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]; |
| endfunction |
| function automatic [63:0] fpnew_pkg_super_format; |
| input reg [0:3] cfg; |
| reg [63:0] res; |
| begin |
| res = {64 {1'sb0}}; |
| begin : sv2v_autoblock_111 |
| reg [31:0] fmt; |
| for (fmt = 0; fmt < fpnew_pkg_NUM_FP_FORMATS; fmt = fmt + 1) |
| if (cfg[fmt]) begin |
| res[63-:32] = $unsigned(fpnew_pkg_maximum(res[63-:32], fpnew_pkg_exp_bits(sv2v_cast_9359B(fmt)))); |
| res[31-:32] = $unsigned(fpnew_pkg_maximum(res[31-:32], fpnew_pkg_man_bits(sv2v_cast_9359B(fmt)))); |
| end |
| end |
| fpnew_pkg_super_format = res; |
| end |
| endfunction |
| localparam [63:0] SUPER_FORMAT = fpnew_pkg_super_format(FpFmtConfig); |
| localparam [31:0] SUPER_EXP_BITS = SUPER_FORMAT[63-:32]; |
| localparam [31:0] SUPER_MAN_BITS = SUPER_FORMAT[31-:32]; |
| localparam [31:0] SUPER_BIAS = (2 ** (SUPER_EXP_BITS - 1)) - 1; |
| localparam [31:0] INT_MAN_WIDTH = fpnew_pkg_maximum(SUPER_MAN_BITS + 1, MAX_INT_WIDTH); |
| localparam [31:0] LZC_RESULT_WIDTH = $clog2(INT_MAN_WIDTH); |
| localparam [31:0] INT_EXP_WIDTH = fpnew_pkg_maximum($clog2(MAX_INT_WIDTH), fpnew_pkg_maximum(SUPER_EXP_BITS, $clog2(SUPER_BIAS + SUPER_MAN_BITS))) + 1; |
| localparam [1:0] fpnew_pkg_DISTRIBUTED = 3; |
| localparam NUM_INP_REGS = (PipeConfig == fpnew_pkg_BEFORE ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? (NumPipeRegs + 1) / 3 : 0)); |
| localparam [1:0] fpnew_pkg_INSIDE = 2; |
| localparam NUM_MID_REGS = (PipeConfig == fpnew_pkg_INSIDE ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? (NumPipeRegs + 2) / 3 : 0)); |
| localparam [1:0] fpnew_pkg_AFTER = 1; |
| localparam NUM_OUT_REGS = (PipeConfig == fpnew_pkg_AFTER ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? NumPipeRegs / 3 : 0)); |
| wire [WIDTH - 1:0] operands_q; |
| wire [3:0] is_boxed_q; |
| wire op_mod_q; |
| wire [1:0] src_fmt_q; |
| wire [1:0] dst_fmt_q; |
| wire [1:0] int_fmt_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * WIDTH) + ((NUM_INP_REGS * WIDTH) - 1) : ((NUM_INP_REGS + 1) * WIDTH) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * WIDTH : 0)] inp_pipe_operands_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0)] inp_pipe_is_boxed_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0)] inp_pipe_rnd_mode_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_OP_BITS) + ((NUM_INP_REGS * fpnew_pkg_OP_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_OP_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_OP_BITS : 0)] inp_pipe_op_q; |
| wire [0:NUM_INP_REGS] inp_pipe_op_mod_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS) + ((NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_FP_FORMAT_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS : 0)] inp_pipe_src_fmt_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS) + ((NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_FP_FORMAT_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS : 0)] inp_pipe_dst_fmt_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_INT_FORMAT_BITS) + ((NUM_INP_REGS * fpnew_pkg_INT_FORMAT_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_INT_FORMAT_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_INT_FORMAT_BITS : 0)] inp_pipe_int_fmt_q; |
| wire [0:NUM_INP_REGS] inp_pipe_tag_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * AuxType_AUX_BITS) + ((NUM_INP_REGS * AuxType_AUX_BITS) - 1) : ((NUM_INP_REGS + 1) * AuxType_AUX_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * AuxType_AUX_BITS : 0)] inp_pipe_aux_q; |
| wire [0:NUM_INP_REGS] inp_pipe_valid_q; |
| wire [0:NUM_INP_REGS] inp_pipe_ready; |
| assign inp_pipe_operands_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * WIDTH+:WIDTH] = operands_i; |
| assign inp_pipe_is_boxed_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * NUM_FORMATS+:NUM_FORMATS] = is_boxed_i; |
| assign inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3+:3] = rnd_mode_i; |
| assign inp_pipe_op_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS] = op_i; |
| assign inp_pipe_op_mod_q[0] = op_mod_i; |
| assign inp_pipe_src_fmt_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS] = src_fmt_i; |
| assign inp_pipe_dst_fmt_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS] = dst_fmt_i; |
| assign inp_pipe_int_fmt_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_INT_FORMAT_BITS+:fpnew_pkg_INT_FORMAT_BITS] = int_fmt_i; |
| assign inp_pipe_tag_q[0] = tag_i; |
| assign inp_pipe_aux_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS] = aux_i; |
| assign inp_pipe_valid_q[0] = in_valid_i; |
| assign in_ready_o = inp_pipe_ready[0]; |
| generate |
| genvar i; |
| for (i = 0; i < NUM_INP_REGS; i = i + 1) begin : gen_input_pipeline |
| wire reg_ena; |
| assign inp_pipe_ready[i] = inp_pipe_ready[i + 1] | ~inp_pipe_valid_q[i + 1]; |
| assign reg_ena = inp_pipe_ready[i] & inp_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign operands_q = inp_pipe_operands_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * WIDTH+:WIDTH]; |
| assign is_boxed_q = inp_pipe_is_boxed_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * NUM_FORMATS+:NUM_FORMATS]; |
| assign op_mod_q = inp_pipe_op_mod_q[NUM_INP_REGS]; |
| assign src_fmt_q = inp_pipe_src_fmt_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS]; |
| assign dst_fmt_q = inp_pipe_dst_fmt_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS]; |
| assign int_fmt_q = inp_pipe_int_fmt_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_INT_FORMAT_BITS+:fpnew_pkg_INT_FORMAT_BITS]; |
| wire src_is_int; |
| wire dst_is_int; |
| localparam [3:0] fpnew_pkg_I2F = 12; |
| assign src_is_int = inp_pipe_op_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS] == fpnew_pkg_I2F; |
| localparam [3:0] fpnew_pkg_F2I = 11; |
| assign dst_is_int = inp_pipe_op_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS] == fpnew_pkg_F2I; |
| wire [INT_MAN_WIDTH - 1:0] encoded_mant; |
| wire [3:0] fmt_sign; |
| wire signed [(NUM_FORMATS * INT_EXP_WIDTH) - 1:0] fmt_exponent; |
| wire [(NUM_FORMATS * INT_MAN_WIDTH) - 1:0] fmt_mantissa; |
| wire signed [(NUM_FORMATS * INT_EXP_WIDTH) - 1:0] fmt_shift_compensation; |
| wire [31:0] info; |
| reg [(NUM_INT_FORMATS * INT_MAN_WIDTH) - 1:0] ifmt_input_val; |
| wire int_sign; |
| wire [INT_MAN_WIDTH - 1:0] int_value; |
| wire [INT_MAN_WIDTH - 1:0] int_mantissa; |
| localparam [0:0] fpnew_pkg_DONT_CARE = 1'b1; |
| generate |
| genvar fmt; |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : fmt_init_inputs |
| function automatic [1:0] sv2v_cast_9359B; |
| input reg [1:0] inp; |
| sv2v_cast_9359B = inp; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_9359B(fmt)); |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(sv2v_cast_9359B(fmt)); |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(sv2v_cast_9359B(fmt)); |
| if (FpFmtConfig[fmt]) begin : active_format |
| function automatic [1:0] sv2v_cast_9359B; |
| input reg [1:0] inp; |
| sv2v_cast_9359B = inp; |
| endfunction |
| fpnew_classifier #( |
| .FpFormat(sv2v_cast_9359B(fmt)), |
| .NumOperands(1) |
| ) i_fpnew_classifier( |
| .operands_i(operands_q[FP_WIDTH - 1:0]), |
| .is_boxed_i(is_boxed_q[fmt]), |
| .info_o(info[fmt * 8+:8]) |
| ); |
| assign fmt_sign[fmt] = operands_q[FP_WIDTH - 1]; |
| assign fmt_exponent[fmt * INT_EXP_WIDTH+:INT_EXP_WIDTH] = $signed({1'b0, operands_q[MAN_BITS+:EXP_BITS]}); |
| assign fmt_mantissa[fmt * INT_MAN_WIDTH+:INT_MAN_WIDTH] = {info[(fmt * 8) + 7], operands_q[MAN_BITS - 1:0]}; |
| assign fmt_shift_compensation[fmt * INT_EXP_WIDTH+:INT_EXP_WIDTH] = $signed((INT_MAN_WIDTH - 1) - MAN_BITS); |
| end |
| else begin : inactive_format |
| assign info[fmt * 8+:8] = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| assign fmt_sign[fmt] = fpnew_pkg_DONT_CARE; |
| function automatic signed [0:0] sv2v_cast_1_signed; |
| input reg signed [0:0] inp; |
| sv2v_cast_1_signed = inp; |
| endfunction |
| assign fmt_exponent[fmt * INT_EXP_WIDTH+:INT_EXP_WIDTH] = {INT_EXP_WIDTH {sv2v_cast_1_signed(fpnew_pkg_DONT_CARE)}}; |
| assign fmt_mantissa[fmt * INT_MAN_WIDTH+:INT_MAN_WIDTH] = {INT_MAN_WIDTH {fpnew_pkg_DONT_CARE}}; |
| assign fmt_shift_compensation[fmt * INT_EXP_WIDTH+:INT_EXP_WIDTH] = {INT_EXP_WIDTH {sv2v_cast_1_signed(fpnew_pkg_DONT_CARE)}}; |
| end |
| end |
| endgenerate |
| generate |
| genvar ifmt; |
| for (ifmt = 0; ifmt < sv2v_cast_32_signed(NUM_INT_FORMATS); ifmt = ifmt + 1) begin : gen_sign_extend_int |
| function automatic [1:0] sv2v_cast_D812A; |
| input reg [1:0] inp; |
| sv2v_cast_D812A = inp; |
| endfunction |
| localparam [31:0] INT_WIDTH = fpnew_pkg_int_width(sv2v_cast_D812A(ifmt)); |
| if (IntFmtConfig[ifmt]) begin : active_format |
| function automatic [0:0] sv2v_cast_1; |
| input reg [0:0] inp; |
| sv2v_cast_1 = inp; |
| endfunction |
| always @(*) begin : sign_ext_input |
| ifmt_input_val[ifmt * INT_MAN_WIDTH+:INT_MAN_WIDTH] = {INT_MAN_WIDTH {sv2v_cast_1(operands_q[INT_WIDTH - 1] & ~op_mod_q)}}; |
| ifmt_input_val[(ifmt * INT_MAN_WIDTH) + (INT_WIDTH - 1)-:INT_WIDTH] = operands_q[INT_WIDTH - 1:0]; |
| end |
| end |
| else begin : inactive_format |
| wire [INT_MAN_WIDTH:1] sv2v_tmp_F538F; |
| assign sv2v_tmp_F538F = {INT_MAN_WIDTH {fpnew_pkg_DONT_CARE}}; |
| always @(*) ifmt_input_val[ifmt * INT_MAN_WIDTH+:INT_MAN_WIDTH] = sv2v_tmp_F538F; |
| end |
| end |
| endgenerate |
| assign int_value = ifmt_input_val[int_fmt_q * INT_MAN_WIDTH+:INT_MAN_WIDTH]; |
| assign int_sign = int_value[INT_MAN_WIDTH - 1] & ~op_mod_q; |
| assign int_mantissa = (int_sign ? $unsigned(-int_value) : int_value); |
| assign encoded_mant = (src_is_int ? int_mantissa : fmt_mantissa[src_fmt_q * INT_MAN_WIDTH+:INT_MAN_WIDTH]); |
| wire signed [INT_EXP_WIDTH - 1:0] src_bias; |
| wire signed [INT_EXP_WIDTH - 1:0] src_exp; |
| wire signed [INT_EXP_WIDTH - 1:0] src_subnormal; |
| wire signed [INT_EXP_WIDTH - 1:0] src_offset; |
| function automatic [31:0] fpnew_pkg_bias; |
| input reg [1:0] fmt; |
| fpnew_pkg_bias = $unsigned((2 ** (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] - 1)) - 1); |
| endfunction |
| assign src_bias = $signed(fpnew_pkg_bias(src_fmt_q)); |
| assign src_exp = fmt_exponent[src_fmt_q * INT_EXP_WIDTH+:INT_EXP_WIDTH]; |
| assign src_subnormal = $signed({1'b0, info[(src_fmt_q * 8) + 6]}); |
| assign src_offset = fmt_shift_compensation[src_fmt_q * INT_EXP_WIDTH+:INT_EXP_WIDTH]; |
| wire input_sign; |
| wire signed [INT_EXP_WIDTH - 1:0] input_exp; |
| wire [INT_MAN_WIDTH - 1:0] input_mant; |
| wire mant_is_zero; |
| wire signed [INT_EXP_WIDTH - 1:0] fp_input_exp; |
| wire signed [INT_EXP_WIDTH - 1:0] int_input_exp; |
| wire [LZC_RESULT_WIDTH - 1:0] renorm_shamt; |
| wire [LZC_RESULT_WIDTH:0] renorm_shamt_sgn; |
| lzc #( |
| .WIDTH(INT_MAN_WIDTH), |
| .MODE(1) |
| ) i_lzc( |
| .in_i(encoded_mant), |
| .cnt_o(renorm_shamt), |
| .empty_o(mant_is_zero) |
| ); |
| assign renorm_shamt_sgn = $signed({1'b0, renorm_shamt}); |
| assign input_sign = (src_is_int ? int_sign : fmt_sign[src_fmt_q]); |
| assign input_mant = encoded_mant << renorm_shamt; |
| assign fp_input_exp = $signed((((src_exp + src_subnormal) - src_bias) - renorm_shamt_sgn) + src_offset); |
| assign int_input_exp = $signed((INT_MAN_WIDTH - 1) - renorm_shamt_sgn); |
| assign input_exp = (src_is_int ? int_input_exp : fp_input_exp); |
| wire signed [INT_EXP_WIDTH - 1:0] destination_exp; |
| assign destination_exp = input_exp + $signed(fpnew_pkg_bias(dst_fmt_q)); |
| wire input_sign_q; |
| wire signed [INT_EXP_WIDTH - 1:0] input_exp_q; |
| wire [INT_MAN_WIDTH - 1:0] input_mant_q; |
| wire signed [INT_EXP_WIDTH - 1:0] destination_exp_q; |
| wire src_is_int_q; |
| wire dst_is_int_q; |
| wire [7:0] info_q; |
| wire mant_is_zero_q; |
| wire op_mod_q2; |
| wire [2:0] rnd_mode_q; |
| wire [1:0] src_fmt_q2; |
| wire [1:0] dst_fmt_q2; |
| wire [1:0] int_fmt_q2; |
| wire [0:NUM_MID_REGS] mid_pipe_input_sign_q; |
| wire signed [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * INT_EXP_WIDTH) + ((NUM_MID_REGS * INT_EXP_WIDTH) - 1) : ((NUM_MID_REGS + 1) * INT_EXP_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * INT_EXP_WIDTH : 0)] mid_pipe_input_exp_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * INT_MAN_WIDTH) + ((NUM_MID_REGS * INT_MAN_WIDTH) - 1) : ((NUM_MID_REGS + 1) * INT_MAN_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * INT_MAN_WIDTH : 0)] mid_pipe_input_mant_q; |
| wire signed [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * INT_EXP_WIDTH) + ((NUM_MID_REGS * INT_EXP_WIDTH) - 1) : ((NUM_MID_REGS + 1) * INT_EXP_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * INT_EXP_WIDTH : 0)] mid_pipe_dest_exp_q; |
| wire [0:NUM_MID_REGS] mid_pipe_src_is_int_q; |
| wire [0:NUM_MID_REGS] mid_pipe_dst_is_int_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * 8) + ((NUM_MID_REGS * 8) - 1) : ((NUM_MID_REGS + 1) * 8) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * 8 : 0)] mid_pipe_info_q; |
| wire [0:NUM_MID_REGS] mid_pipe_mant_zero_q; |
| wire [0:NUM_MID_REGS] mid_pipe_op_mod_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * 3) + ((NUM_MID_REGS * 3) - 1) : ((NUM_MID_REGS + 1) * 3) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * 3 : 0)] mid_pipe_rnd_mode_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS) + ((NUM_MID_REGS * fpnew_pkg_FP_FORMAT_BITS) - 1) : ((NUM_MID_REGS + 1) * fpnew_pkg_FP_FORMAT_BITS) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * fpnew_pkg_FP_FORMAT_BITS : 0)] mid_pipe_src_fmt_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS) + ((NUM_MID_REGS * fpnew_pkg_FP_FORMAT_BITS) - 1) : ((NUM_MID_REGS + 1) * fpnew_pkg_FP_FORMAT_BITS) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * fpnew_pkg_FP_FORMAT_BITS : 0)] mid_pipe_dst_fmt_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * fpnew_pkg_INT_FORMAT_BITS) + ((NUM_MID_REGS * fpnew_pkg_INT_FORMAT_BITS) - 1) : ((NUM_MID_REGS + 1) * fpnew_pkg_INT_FORMAT_BITS) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * fpnew_pkg_INT_FORMAT_BITS : 0)] mid_pipe_int_fmt_q; |
| wire [0:NUM_MID_REGS] mid_pipe_tag_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * AuxType_AUX_BITS) + ((NUM_MID_REGS * AuxType_AUX_BITS) - 1) : ((NUM_MID_REGS + 1) * AuxType_AUX_BITS) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * AuxType_AUX_BITS : 0)] mid_pipe_aux_q; |
| wire [0:NUM_MID_REGS] mid_pipe_valid_q; |
| wire [0:NUM_MID_REGS] mid_pipe_ready; |
| assign mid_pipe_input_sign_q[0] = input_sign; |
| assign mid_pipe_input_exp_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * INT_EXP_WIDTH+:INT_EXP_WIDTH] = input_exp; |
| assign mid_pipe_input_mant_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * INT_MAN_WIDTH+:INT_MAN_WIDTH] = input_mant; |
| assign mid_pipe_dest_exp_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * INT_EXP_WIDTH+:INT_EXP_WIDTH] = destination_exp; |
| assign mid_pipe_src_is_int_q[0] = src_is_int; |
| assign mid_pipe_dst_is_int_q[0] = dst_is_int; |
| assign mid_pipe_info_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * 8+:8] = info[src_fmt_q * 8+:8]; |
| assign mid_pipe_mant_zero_q[0] = mant_is_zero; |
| assign mid_pipe_op_mod_q[0] = op_mod_q; |
| assign mid_pipe_rnd_mode_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * 3+:3] = inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3+:3]; |
| assign mid_pipe_src_fmt_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS] = src_fmt_q; |
| assign mid_pipe_dst_fmt_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS] = dst_fmt_q; |
| assign mid_pipe_int_fmt_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * fpnew_pkg_INT_FORMAT_BITS+:fpnew_pkg_INT_FORMAT_BITS] = int_fmt_q; |
| assign mid_pipe_tag_q[0] = inp_pipe_tag_q[NUM_INP_REGS]; |
| assign mid_pipe_aux_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS] = inp_pipe_aux_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS]; |
| assign mid_pipe_valid_q[0] = inp_pipe_valid_q[NUM_INP_REGS]; |
| assign inp_pipe_ready[NUM_INP_REGS] = mid_pipe_ready[0]; |
| generate |
| for (i = 0; i < NUM_MID_REGS; i = i + 1) begin : gen_inside_pipeline |
| wire reg_ena; |
| assign mid_pipe_ready[i] = mid_pipe_ready[i + 1] | ~mid_pipe_valid_q[i + 1]; |
| assign reg_ena = mid_pipe_ready[i] & mid_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign input_sign_q = mid_pipe_input_sign_q[NUM_MID_REGS]; |
| assign input_exp_q = mid_pipe_input_exp_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * INT_EXP_WIDTH+:INT_EXP_WIDTH]; |
| assign input_mant_q = mid_pipe_input_mant_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * INT_MAN_WIDTH+:INT_MAN_WIDTH]; |
| assign destination_exp_q = mid_pipe_dest_exp_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * INT_EXP_WIDTH+:INT_EXP_WIDTH]; |
| assign src_is_int_q = mid_pipe_src_is_int_q[NUM_MID_REGS]; |
| assign dst_is_int_q = mid_pipe_dst_is_int_q[NUM_MID_REGS]; |
| assign info_q = mid_pipe_info_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * 8+:8]; |
| assign mant_is_zero_q = mid_pipe_mant_zero_q[NUM_MID_REGS]; |
| assign op_mod_q2 = mid_pipe_op_mod_q[NUM_MID_REGS]; |
| assign rnd_mode_q = mid_pipe_rnd_mode_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * 3+:3]; |
| assign src_fmt_q2 = mid_pipe_src_fmt_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS]; |
| assign dst_fmt_q2 = mid_pipe_dst_fmt_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS]; |
| assign int_fmt_q2 = mid_pipe_int_fmt_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * fpnew_pkg_INT_FORMAT_BITS+:fpnew_pkg_INT_FORMAT_BITS]; |
| reg [INT_EXP_WIDTH - 1:0] final_exp; |
| reg [2 * INT_MAN_WIDTH:0] preshift_mant; |
| wire [2 * INT_MAN_WIDTH:0] destination_mant; |
| wire [SUPER_MAN_BITS - 1:0] final_mant; |
| wire [MAX_INT_WIDTH - 1:0] final_int; |
| reg [$clog2(INT_MAN_WIDTH + 1) - 1:0] denorm_shamt; |
| wire [1:0] fp_round_sticky_bits; |
| wire [1:0] int_round_sticky_bits; |
| wire [1:0] round_sticky_bits; |
| reg of_before_round; |
| reg uf_before_round; |
| always @(*) begin : cast_value |
| final_exp = $unsigned(destination_exp_q); |
| preshift_mant = {((2 * INT_MAN_WIDTH) >= 0 ? (2 * INT_MAN_WIDTH) + 1 : 1 - (2 * INT_MAN_WIDTH)) {1'sb0}}; |
| denorm_shamt = SUPER_MAN_BITS - fpnew_pkg_man_bits(dst_fmt_q2); |
| of_before_round = 1'b0; |
| uf_before_round = 1'b0; |
| preshift_mant = input_mant_q << (INT_MAN_WIDTH + 1); |
| if (dst_is_int_q) begin |
| denorm_shamt = $unsigned((MAX_INT_WIDTH - 1) - input_exp_q); |
| if (input_exp_q >= $signed((fpnew_pkg_int_width(int_fmt_q2) - 1) + op_mod_q2)) begin |
| denorm_shamt = {$clog2(INT_MAN_WIDTH + 1) {1'sb0}}; |
| of_before_round = 1'b1; |
| end |
| else if (input_exp_q < -1) begin |
| denorm_shamt = MAX_INT_WIDTH + 1; |
| uf_before_round = 1'b1; |
| end |
| end |
| else if ((destination_exp_q >= ($signed(2 ** fpnew_pkg_exp_bits(dst_fmt_q2)) - 1)) || (~src_is_int_q && info_q[4])) begin |
| final_exp = $unsigned((2 ** fpnew_pkg_exp_bits(dst_fmt_q2)) - 2); |
| preshift_mant = {((2 * INT_MAN_WIDTH) >= 0 ? (2 * INT_MAN_WIDTH) + 1 : 1 - (2 * INT_MAN_WIDTH)) {1'sb1}}; |
| of_before_round = 1'b1; |
| end |
| else if ((destination_exp_q < 1) && (destination_exp_q >= -$signed(fpnew_pkg_man_bits(dst_fmt_q2)))) begin |
| final_exp = {INT_EXP_WIDTH {1'sb0}}; |
| denorm_shamt = $unsigned((denorm_shamt + 1) - destination_exp_q); |
| uf_before_round = 1'b1; |
| end |
| else if (destination_exp_q < -$signed(fpnew_pkg_man_bits(dst_fmt_q2))) begin |
| final_exp = {INT_EXP_WIDTH {1'sb0}}; |
| denorm_shamt = $unsigned((denorm_shamt + 2) + fpnew_pkg_man_bits(dst_fmt_q2)); |
| uf_before_round = 1'b1; |
| end |
| end |
| localparam NUM_FP_STICKY = ((2 * INT_MAN_WIDTH) - SUPER_MAN_BITS) - 1; |
| localparam NUM_INT_STICKY = (2 * INT_MAN_WIDTH) - MAX_INT_WIDTH; |
| assign destination_mant = preshift_mant >> denorm_shamt; |
| assign {final_mant, fp_round_sticky_bits[1]} = destination_mant[(2 * INT_MAN_WIDTH) - 1-:SUPER_MAN_BITS + 1]; |
| assign {final_int, int_round_sticky_bits[1]} = destination_mant[2 * INT_MAN_WIDTH-:MAX_INT_WIDTH + 1]; |
| assign fp_round_sticky_bits[0] = |{destination_mant[NUM_FP_STICKY - 1:0]}; |
| assign int_round_sticky_bits[0] = |{destination_mant[NUM_INT_STICKY - 1:0]}; |
| assign round_sticky_bits = (dst_is_int_q ? int_round_sticky_bits : fp_round_sticky_bits); |
| wire [WIDTH - 1:0] pre_round_abs; |
| wire of_after_round; |
| wire uf_after_round; |
| reg [(NUM_FORMATS * WIDTH) - 1:0] fmt_pre_round_abs; |
| reg [3:0] fmt_of_after_round; |
| reg [3:0] fmt_uf_after_round; |
| reg [(NUM_INT_FORMATS * WIDTH) - 1:0] ifmt_pre_round_abs; |
| wire rounded_sign; |
| wire [WIDTH - 1:0] rounded_abs; |
| wire result_true_zero; |
| wire [WIDTH - 1:0] rounded_int_res; |
| wire rounded_int_res_zero; |
| generate |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_res_assemble |
| function automatic [1:0] sv2v_cast_9359B; |
| input reg [1:0] inp; |
| sv2v_cast_9359B = inp; |
| endfunction |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(sv2v_cast_9359B(fmt)); |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(sv2v_cast_9359B(fmt)); |
| if (FpFmtConfig[fmt]) begin : active_format |
| always @(*) begin : assemble_result |
| fmt_pre_round_abs[fmt * WIDTH+:WIDTH] = {final_exp[EXP_BITS - 1:0], final_mant[MAN_BITS - 1:0]}; |
| end |
| end |
| else begin : inactive_format |
| wire [WIDTH:1] sv2v_tmp_4020A; |
| assign sv2v_tmp_4020A = {WIDTH {fpnew_pkg_DONT_CARE}}; |
| always @(*) fmt_pre_round_abs[fmt * WIDTH+:WIDTH] = sv2v_tmp_4020A; |
| end |
| end |
| endgenerate |
| generate |
| for (ifmt = 0; ifmt < sv2v_cast_32_signed(NUM_INT_FORMATS); ifmt = ifmt + 1) begin : gen_int_res_sign_ext |
| function automatic [1:0] sv2v_cast_D812A; |
| input reg [1:0] inp; |
| sv2v_cast_D812A = inp; |
| endfunction |
| localparam [31:0] INT_WIDTH = fpnew_pkg_int_width(sv2v_cast_D812A(ifmt)); |
| if (IntFmtConfig[ifmt]) begin : active_format |
| always @(*) begin : assemble_result |
| ifmt_pre_round_abs[ifmt * WIDTH+:WIDTH] = {WIDTH {final_int[INT_WIDTH - 1]}}; |
| ifmt_pre_round_abs[(ifmt * WIDTH) + (INT_WIDTH - 1)-:INT_WIDTH] = final_int[INT_WIDTH - 1:0]; |
| end |
| end |
| else begin : inactive_format |
| wire [WIDTH:1] sv2v_tmp_D81CB; |
| assign sv2v_tmp_D81CB = {WIDTH {fpnew_pkg_DONT_CARE}}; |
| always @(*) ifmt_pre_round_abs[ifmt * WIDTH+:WIDTH] = sv2v_tmp_D81CB; |
| end |
| end |
| endgenerate |
| assign pre_round_abs = (dst_is_int_q ? ifmt_pre_round_abs[int_fmt_q2 * WIDTH+:WIDTH] : fmt_pre_round_abs[dst_fmt_q2 * WIDTH+:WIDTH]); |
| fpnew_rounding #(.AbsWidth(WIDTH)) i_fpnew_rounding( |
| .abs_value_i(pre_round_abs), |
| .sign_i(input_sign_q), |
| .round_sticky_bits_i(round_sticky_bits), |
| .rnd_mode_i(rnd_mode_q), |
| .effective_subtraction_i(1'b0), |
| .abs_rounded_o(rounded_abs), |
| .sign_o(rounded_sign), |
| .exact_zero_o(result_true_zero) |
| ); |
| reg [(NUM_FORMATS * WIDTH) - 1:0] fmt_result; |
| generate |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_sign_inject |
| function automatic [1:0] sv2v_cast_9359B; |
| input reg [1:0] inp; |
| sv2v_cast_9359B = inp; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_9359B(fmt)); |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(sv2v_cast_9359B(fmt)); |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(sv2v_cast_9359B(fmt)); |
| if (FpFmtConfig[fmt]) begin : active_format |
| always @(*) begin : post_process |
| fmt_uf_after_round[fmt] = rounded_abs[(EXP_BITS + MAN_BITS) - 1:MAN_BITS] == {(((EXP_BITS + MAN_BITS) - 1) >= MAN_BITS ? (((EXP_BITS + MAN_BITS) - 1) - MAN_BITS) + 1 : (MAN_BITS - ((EXP_BITS + MAN_BITS) - 1)) + 1) {1'sb0}}; |
| fmt_of_after_round[fmt] = rounded_abs[(EXP_BITS + MAN_BITS) - 1:MAN_BITS] == {(((EXP_BITS + MAN_BITS) - 1) >= MAN_BITS ? (((EXP_BITS + MAN_BITS) - 1) - MAN_BITS) + 1 : (MAN_BITS - ((EXP_BITS + MAN_BITS) - 1)) + 1) {1'sb1}}; |
| fmt_result[fmt * WIDTH+:WIDTH] = {WIDTH {1'sb1}}; |
| fmt_result[(fmt * WIDTH) + (FP_WIDTH - 1)-:FP_WIDTH] = (src_is_int_q & mant_is_zero_q ? {FP_WIDTH {1'sb0}} : {rounded_sign, rounded_abs[(EXP_BITS + MAN_BITS) - 1:0]}); |
| end |
| end |
| else begin : inactive_format |
| wire [1:1] sv2v_tmp_78FCE; |
| assign sv2v_tmp_78FCE = fpnew_pkg_DONT_CARE; |
| always @(*) fmt_uf_after_round[fmt] = sv2v_tmp_78FCE; |
| wire [1:1] sv2v_tmp_C5A3B; |
| assign sv2v_tmp_C5A3B = fpnew_pkg_DONT_CARE; |
| always @(*) fmt_of_after_round[fmt] = sv2v_tmp_C5A3B; |
| wire [WIDTH:1] sv2v_tmp_4A6B1; |
| assign sv2v_tmp_4A6B1 = {WIDTH {fpnew_pkg_DONT_CARE}}; |
| always @(*) fmt_result[fmt * WIDTH+:WIDTH] = sv2v_tmp_4A6B1; |
| end |
| end |
| endgenerate |
| assign uf_after_round = fmt_uf_after_round[dst_fmt_q2]; |
| assign of_after_round = fmt_of_after_round[dst_fmt_q2]; |
| assign rounded_int_res = (rounded_sign ? $unsigned(-rounded_abs) : rounded_abs); |
| assign rounded_int_res_zero = rounded_int_res == {WIDTH {1'sb0}}; |
| wire [WIDTH - 1:0] fp_special_result; |
| wire [4:0] fp_special_status; |
| wire fp_result_is_special; |
| reg [(NUM_FORMATS * WIDTH) - 1:0] fmt_special_result; |
| generate |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_special_results |
| function automatic [1:0] sv2v_cast_9359B; |
| input reg [1:0] inp; |
| sv2v_cast_9359B = inp; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_9359B(fmt)); |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(sv2v_cast_9359B(fmt)); |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(sv2v_cast_9359B(fmt)); |
| localparam [EXP_BITS - 1:0] QNAN_EXPONENT = 1'sb1; |
| localparam [MAN_BITS - 1:0] QNAN_MANTISSA = 2 ** (MAN_BITS - 1); |
| if (FpFmtConfig[fmt]) begin : active_format |
| always @(*) begin : special_results |
| reg [FP_WIDTH - 1:0] special_res; |
| special_res = (info_q[5] ? input_sign_q << (FP_WIDTH - 1) : {1'b0, QNAN_EXPONENT, QNAN_MANTISSA}); |
| fmt_special_result[fmt * WIDTH+:WIDTH] = {WIDTH {1'sb1}}; |
| fmt_special_result[(fmt * WIDTH) + (FP_WIDTH - 1)-:FP_WIDTH] = special_res; |
| end |
| end |
| else begin : inactive_format |
| wire [WIDTH:1] sv2v_tmp_E5F3D; |
| assign sv2v_tmp_E5F3D = {WIDTH {fpnew_pkg_DONT_CARE}}; |
| always @(*) fmt_special_result[fmt * WIDTH+:WIDTH] = sv2v_tmp_E5F3D; |
| end |
| end |
| endgenerate |
| assign fp_result_is_special = ~src_is_int_q & ((info_q[5] | info_q[3]) | ~info_q[0]); |
| assign fp_special_status = {info_q[2], 1'b0, 1'b0, 1'b0, 1'b0}; |
| assign fp_special_result = fmt_special_result[dst_fmt_q2 * WIDTH+:WIDTH]; |
| wire [WIDTH - 1:0] int_special_result; |
| wire [4:0] int_special_status; |
| wire int_result_is_special; |
| reg [(NUM_INT_FORMATS * WIDTH) - 1:0] ifmt_special_result; |
| generate |
| for (ifmt = 0; ifmt < sv2v_cast_32_signed(NUM_INT_FORMATS); ifmt = ifmt + 1) begin : gen_special_results_int |
| function automatic [1:0] sv2v_cast_D812A; |
| input reg [1:0] inp; |
| sv2v_cast_D812A = inp; |
| endfunction |
| localparam [31:0] INT_WIDTH = fpnew_pkg_int_width(sv2v_cast_D812A(ifmt)); |
| if (IntFmtConfig[ifmt]) begin : active_format |
| always @(*) begin : special_results |
| reg [INT_WIDTH - 1:0] special_res; |
| special_res[INT_WIDTH - 2:0] = {((INT_WIDTH - 2) >= 0 ? INT_WIDTH - 1 : 3 - INT_WIDTH) {1'sb1}}; |
| special_res[INT_WIDTH - 1] = op_mod_q2; |
| if (input_sign_q && !info_q[3]) |
| special_res = ~special_res; |
| ifmt_special_result[ifmt * WIDTH+:WIDTH] = {WIDTH {special_res[INT_WIDTH - 1]}}; |
| ifmt_special_result[(ifmt * WIDTH) + (INT_WIDTH - 1)-:INT_WIDTH] = special_res; |
| end |
| end |
| else begin : inactive_format |
| wire [WIDTH:1] sv2v_tmp_B8B30; |
| assign sv2v_tmp_B8B30 = {WIDTH {fpnew_pkg_DONT_CARE}}; |
| always @(*) ifmt_special_result[ifmt * WIDTH+:WIDTH] = sv2v_tmp_B8B30; |
| end |
| end |
| endgenerate |
| assign int_result_is_special = (((info_q[3] | info_q[4]) | of_before_round) | ~info_q[0]) | ((input_sign_q & op_mod_q2) & ~rounded_int_res_zero); |
| assign int_special_status = 5'b10000; |
| assign int_special_result = ifmt_special_result[int_fmt_q2 * WIDTH+:WIDTH]; |
| wire [4:0] int_regular_status; |
| wire [4:0] fp_regular_status; |
| wire [WIDTH - 1:0] fp_result; |
| wire [WIDTH - 1:0] int_result; |
| wire [4:0] fp_status; |
| wire [4:0] int_status; |
| assign fp_regular_status[4] = src_is_int_q & (of_before_round | of_after_round); |
| assign fp_regular_status[3] = 1'b0; |
| assign fp_regular_status[2] = ~src_is_int_q & (~info_q[4] & (of_before_round | of_after_round)); |
| assign fp_regular_status[1] = uf_after_round & fp_regular_status[0]; |
| assign fp_regular_status[0] = (src_is_int_q ? |fp_round_sticky_bits : |fp_round_sticky_bits | (~info_q[4] & (of_before_round | of_after_round))); |
| assign int_regular_status = {4'b0000, |int_round_sticky_bits}; |
| assign fp_result = (fp_result_is_special ? fp_special_result : fmt_result[dst_fmt_q2 * WIDTH+:WIDTH]); |
| assign fp_status = (fp_result_is_special ? fp_special_status : fp_regular_status); |
| assign int_result = (int_result_is_special ? int_special_result : rounded_int_res); |
| assign int_status = (int_result_is_special ? int_special_status : int_regular_status); |
| wire [WIDTH - 1:0] result_d; |
| wire [4:0] status_d; |
| wire extension_bit; |
| assign result_d = (dst_is_int_q ? int_result : fp_result); |
| assign status_d = (dst_is_int_q ? int_status : fp_status); |
| assign extension_bit = (dst_is_int_q ? int_result[WIDTH - 1] : 1'b1); |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * WIDTH) + ((NUM_OUT_REGS * WIDTH) - 1) : ((NUM_OUT_REGS + 1) * WIDTH) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * WIDTH : 0)] out_pipe_result_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * 5) + ((NUM_OUT_REGS * 5) - 1) : ((NUM_OUT_REGS + 1) * 5) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * 5 : 0)] out_pipe_status_q; |
| wire [0:NUM_OUT_REGS] out_pipe_ext_bit_q; |
| wire [0:NUM_OUT_REGS] out_pipe_tag_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * AuxType_AUX_BITS) + ((NUM_OUT_REGS * AuxType_AUX_BITS) - 1) : ((NUM_OUT_REGS + 1) * AuxType_AUX_BITS) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * AuxType_AUX_BITS : 0)] out_pipe_aux_q; |
| wire [0:NUM_OUT_REGS] out_pipe_valid_q; |
| wire [0:NUM_OUT_REGS] out_pipe_ready; |
| assign out_pipe_result_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * WIDTH+:WIDTH] = result_d; |
| assign out_pipe_status_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * 5+:5] = status_d; |
| assign out_pipe_ext_bit_q[0] = extension_bit; |
| assign out_pipe_tag_q[0] = mid_pipe_tag_q[NUM_MID_REGS]; |
| assign out_pipe_aux_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS] = mid_pipe_aux_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS]; |
| assign out_pipe_valid_q[0] = mid_pipe_valid_q[NUM_MID_REGS]; |
| assign mid_pipe_ready[NUM_MID_REGS] = out_pipe_ready[0]; |
| generate |
| for (i = 0; i < NUM_OUT_REGS; i = i + 1) begin : gen_output_pipeline |
| wire reg_ena; |
| assign out_pipe_ready[i] = out_pipe_ready[i + 1] | ~out_pipe_valid_q[i + 1]; |
| assign reg_ena = out_pipe_ready[i] & out_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign out_pipe_ready[NUM_OUT_REGS] = out_ready_i; |
| assign result_o = out_pipe_result_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * WIDTH+:WIDTH]; |
| assign status_o = out_pipe_status_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * 5+:5]; |
| assign extension_bit_o = out_pipe_ext_bit_q[NUM_OUT_REGS]; |
| assign tag_o = out_pipe_tag_q[NUM_OUT_REGS]; |
| assign aux_o = out_pipe_aux_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS]; |
| assign out_valid_o = out_pipe_valid_q[NUM_OUT_REGS]; |
| assign busy_o = |{inp_pipe_valid_q, mid_pipe_valid_q, out_pipe_valid_q}; |
| endmodule |
| module fpnew_classifier ( |
| operands_i, |
| is_boxed_i, |
| info_o |
| ); |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| function automatic [1:0] sv2v_cast_9E068; |
| input reg [1:0] inp; |
| sv2v_cast_9E068 = inp; |
| endfunction |
| parameter [1:0] FpFormat = sv2v_cast_9E068(0); |
| parameter [31:0] NumOperands = 1; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| localparam [31:0] WIDTH = fpnew_pkg_fp_width(FpFormat); |
| input wire [(NumOperands * WIDTH) - 1:0] operands_i; |
| input wire [NumOperands - 1:0] is_boxed_i; |
| output reg [(NumOperands * 8) - 1:0] info_o; |
| function automatic [31:0] fpnew_pkg_exp_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_exp_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32]; |
| endfunction |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(FpFormat); |
| function automatic [31:0] fpnew_pkg_man_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_man_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]; |
| endfunction |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(FpFormat); |
| generate |
| genvar op; |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| for (op = 0; op < sv2v_cast_32_signed(NumOperands); op = op + 1) begin : gen_num_values |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] value; |
| reg is_boxed; |
| reg is_normal; |
| reg is_inf; |
| reg is_nan; |
| reg is_signalling; |
| reg is_quiet; |
| reg is_zero; |
| reg is_subnormal; |
| always @(*) begin : classify_input |
| value = operands_i[op * WIDTH+:WIDTH]; |
| is_boxed = is_boxed_i[op]; |
| is_normal = (is_boxed && (value[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)] != {((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1) {1'sb0}})) && (value[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)] != {((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1) {1'sb1}}); |
| is_zero = (is_boxed && (value[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)] == {((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1) {1'sb0}})) && (value[MAN_BITS - 1-:MAN_BITS] == {MAN_BITS {1'sb0}}); |
| is_subnormal = (is_boxed && (value[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)] == {((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1) {1'sb0}})) && !is_zero; |
| is_inf = is_boxed && ((value[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)] == {((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1) {1'sb1}}) && (value[MAN_BITS - 1-:MAN_BITS] == {MAN_BITS {1'sb0}})); |
| is_nan = !is_boxed || ((value[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)] == {((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1) {1'sb1}}) && (value[MAN_BITS - 1-:MAN_BITS] != {MAN_BITS {1'sb0}})); |
| is_signalling = (is_boxed && is_nan) && (value[(MAN_BITS - 1) - ((MAN_BITS - 1) - (MAN_BITS - 1))] == 1'b0); |
| is_quiet = is_nan && !is_signalling; |
| info_o[(op * 8) + 7] = is_normal; |
| info_o[(op * 8) + 6] = is_subnormal; |
| info_o[(op * 8) + 5] = is_zero; |
| info_o[(op * 8) + 4] = is_inf; |
| info_o[(op * 8) + 3] = is_nan; |
| info_o[(op * 8) + 2] = is_signalling; |
| info_o[(op * 8) + 1] = is_quiet; |
| info_o[op * 8] = is_boxed; |
| end |
| end |
| endgenerate |
| endmodule |
| module fpnew_divsqrt_multi_28154_735ED ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| dst_fmt_i, |
| tag_i, |
| aux_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| tag_o, |
| aux_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| parameter [31:0] AuxType_AUX_BITS = 0; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| parameter [0:3] FpFmtConfig = 1'sb1; |
| parameter [31:0] NumPipeRegs = 0; |
| localparam [1:0] fpnew_pkg_AFTER = 1; |
| parameter [1:0] PipeConfig = fpnew_pkg_AFTER; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| function automatic signed [31:0] fpnew_pkg_maximum; |
| input reg signed [31:0] a; |
| input reg signed [31:0] b; |
| fpnew_pkg_maximum = (a > b ? a : b); |
| endfunction |
| function automatic [1:0] sv2v_cast_8C7A2; |
| input reg [1:0] inp; |
| sv2v_cast_8C7A2 = inp; |
| endfunction |
| function automatic [31:0] fpnew_pkg_max_fp_width; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = 0; |
| begin : sv2v_autoblock_112 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (cfg[i]) |
| res = $unsigned(fpnew_pkg_maximum(res, fpnew_pkg_fp_width(sv2v_cast_8C7A2(i)))); |
| end |
| fpnew_pkg_max_fp_width = res; |
| end |
| endfunction |
| localparam [31:0] WIDTH = fpnew_pkg_max_fp_width(FpFmtConfig); |
| localparam [31:0] NUM_FORMATS = fpnew_pkg_NUM_FP_FORMATS; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(2 * WIDTH) - 1:0] operands_i; |
| input wire [7:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire [1:0] dst_fmt_i; |
| input wire tag_i; |
| input wire [AuxType_AUX_BITS - 1:0] aux_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [WIDTH - 1:0] result_o; |
| output wire [4:0] status_o; |
| output wire extension_bit_o; |
| output wire tag_o; |
| output wire [AuxType_AUX_BITS - 1:0] aux_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| localparam [1:0] fpnew_pkg_DISTRIBUTED = 3; |
| localparam NUM_INP_REGS = (PipeConfig == fpnew_pkg_BEFORE ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? NumPipeRegs / 2 : 0)); |
| localparam [1:0] fpnew_pkg_INSIDE = 2; |
| localparam NUM_OUT_REGS = ((PipeConfig == fpnew_pkg_AFTER) || (PipeConfig == fpnew_pkg_INSIDE) ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? (NumPipeRegs + 1) / 2 : 0)); |
| wire [(2 * WIDTH) - 1:0] operands_q; |
| wire [2:0] rnd_mode_q; |
| wire [3:0] op_q; |
| wire [1:0] dst_fmt_q; |
| wire in_valid_q; |
| wire [((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? ((((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) - (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0)) + 1) * WIDTH) + (((0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) * WIDTH) - 1) : ((((0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1)) + 1) * WIDTH) + (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) * WIDTH) - 1)):((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) * WIDTH : (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) * WIDTH)] inp_pipe_operands_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0)] inp_pipe_rnd_mode_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_OP_BITS) + ((NUM_INP_REGS * fpnew_pkg_OP_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_OP_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_OP_BITS : 0)] inp_pipe_op_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS) + ((NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_FP_FORMAT_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS : 0)] inp_pipe_dst_fmt_q; |
| wire [0:NUM_INP_REGS] inp_pipe_tag_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * AuxType_AUX_BITS) + ((NUM_INP_REGS * AuxType_AUX_BITS) - 1) : ((NUM_INP_REGS + 1) * AuxType_AUX_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * AuxType_AUX_BITS : 0)] inp_pipe_aux_q; |
| wire [0:NUM_INP_REGS] inp_pipe_valid_q; |
| wire [0:NUM_INP_REGS] inp_pipe_ready; |
| assign inp_pipe_operands_q[WIDTH * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2 : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2) + 1) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2 : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2) + 1) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1)))+:WIDTH * 2] = operands_i; |
| assign inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3+:3] = rnd_mode_i; |
| assign inp_pipe_op_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS] = op_i; |
| assign inp_pipe_dst_fmt_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS] = dst_fmt_i; |
| assign inp_pipe_tag_q[0] = tag_i; |
| assign inp_pipe_aux_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS] = aux_i; |
| assign inp_pipe_valid_q[0] = in_valid_i; |
| assign in_ready_o = inp_pipe_ready[0]; |
| generate |
| genvar i; |
| for (i = 0; i < NUM_INP_REGS; i = i + 1) begin : gen_input_pipeline |
| wire reg_ena; |
| assign inp_pipe_ready[i] = inp_pipe_ready[i + 1] | ~inp_pipe_valid_q[i + 1]; |
| assign reg_ena = inp_pipe_ready[i] & inp_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign operands_q = inp_pipe_operands_q[WIDTH * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2 : ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2) + 1) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2 : ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2) + 1) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1)))+:WIDTH * 2]; |
| assign rnd_mode_q = inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3+:3]; |
| assign op_q = inp_pipe_op_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS]; |
| assign dst_fmt_q = inp_pipe_dst_fmt_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS]; |
| assign in_valid_q = inp_pipe_valid_q[NUM_INP_REGS]; |
| reg [1:0] divsqrt_fmt; |
| reg [127:0] divsqrt_operands; |
| reg input_is_fp8; |
| localparam [1:0] fpnew_pkg_FP16 = 'd2; |
| localparam [1:0] fpnew_pkg_FP32 = 'd0; |
| localparam [1:0] fpnew_pkg_FP64 = 'd1; |
| localparam [1:0] fpnew_pkg_FP8 = 'd3; |
| always @(*) begin : translate_fmt |
| case (dst_fmt_q) |
| fpnew_pkg_FP32: divsqrt_fmt = 2'b00; |
| fpnew_pkg_FP64: divsqrt_fmt = 2'b01; |
| fpnew_pkg_FP16: divsqrt_fmt = 2'b10; |
| default: divsqrt_fmt = 2'b10; |
| endcase |
| input_is_fp8 = FpFmtConfig[fpnew_pkg_FP8] & (dst_fmt_q == fpnew_pkg_FP8); |
| divsqrt_operands[0+:64] = (input_is_fp8 ? operands_q[0+:WIDTH] << 8 : operands_q[0+:WIDTH]); |
| divsqrt_operands[64+:64] = (input_is_fp8 ? operands_q[WIDTH+:WIDTH] << 8 : operands_q[WIDTH+:WIDTH]); |
| end |
| reg in_ready; |
| wire div_valid; |
| wire sqrt_valid; |
| wire unit_ready; |
| wire unit_done; |
| wire op_starting; |
| reg out_valid; |
| wire out_ready; |
| reg hold_result; |
| reg data_is_held; |
| reg unit_busy; |
| wire [1:0] state_q; |
| reg [1:0] state_d; |
| assign inp_pipe_ready[NUM_INP_REGS] = in_ready; |
| localparam [3:0] fpnew_pkg_DIV = 4; |
| assign div_valid = ((in_valid_q & (op_q == fpnew_pkg_DIV)) & in_ready) & ~flush_i; |
| assign sqrt_valid = ((in_valid_q & (op_q != fpnew_pkg_DIV)) & in_ready) & ~flush_i; |
| assign op_starting = div_valid | sqrt_valid; |
| localparam [1:0] BUSY = 1; |
| localparam [1:0] HOLD = 2; |
| localparam [1:0] IDLE = 0; |
| always @(*) begin : flag_fsm |
| in_ready = 1'b0; |
| out_valid = 1'b0; |
| hold_result = 1'b0; |
| data_is_held = 1'b0; |
| unit_busy = 1'b0; |
| state_d = state_q; |
| case (state_q) |
| IDLE: begin |
| in_ready = 1'b1; |
| if (in_valid_q && unit_ready) |
| state_d = BUSY; |
| end |
| BUSY: begin |
| unit_busy = 1'b1; |
| if (unit_done) begin |
| out_valid = 1'b1; |
| if (out_ready) begin |
| state_d = IDLE; |
| if (in_valid_q && unit_ready) begin |
| in_ready = 1'b1; |
| state_d = BUSY; |
| end |
| end |
| else begin |
| hold_result = 1'b1; |
| state_d = HOLD; |
| end |
| end |
| end |
| HOLD: begin |
| unit_busy = 1'b1; |
| data_is_held = 1'b1; |
| out_valid = 1'b1; |
| if (out_ready) begin |
| state_d = IDLE; |
| if (in_valid_q && unit_ready) begin |
| in_ready = 1'b1; |
| state_d = BUSY; |
| end |
| end |
| end |
| default: state_d = IDLE; |
| endcase |
| if (flush_i) begin |
| unit_busy = 1'b0; |
| out_valid = 1'b0; |
| state_d = IDLE; |
| end |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| __q <= __reset_value; |
| else |
| __q <= __d; |
| wire result_is_fp8_q; |
| wire result_tag_q; |
| wire [AuxType_AUX_BITS - 1:0] result_aux_q; |
| wire [63:0] unit_result; |
| wire [WIDTH - 1:0] adjusted_result; |
| wire [WIDTH - 1:0] held_result_q; |
| wire [4:0] unit_status; |
| wire [4:0] held_status_q; |
| div_sqrt_top_mvp i_divsqrt_lei( |
| .Clk_CI(clk_i), |
| .Rst_RBI(rst_ni), |
| .Div_start_SI(div_valid), |
| .Sqrt_start_SI(sqrt_valid), |
| .Operand_a_DI(divsqrt_operands[0+:64]), |
| .Operand_b_DI(divsqrt_operands[64+:64]), |
| .RM_SI(rnd_mode_q), |
| .Precision_ctl_SI({6 {1'sb0}}), |
| .Format_sel_SI(divsqrt_fmt), |
| .Kill_SI(flush_i), |
| .Result_DO(unit_result), |
| .Fflags_SO(unit_status), |
| .Ready_SO(unit_ready), |
| .Done_SO(unit_done) |
| ); |
| always @(posedge __clk) __q <= (__load ? __d : __q); |
| assign adjusted_result = (result_is_fp8_q ? unit_result >> 8 : unit_result); |
| wire [WIDTH - 1:0] result_d; |
| wire [4:0] status_d; |
| assign result_d = (data_is_held ? held_result_q : adjusted_result); |
| assign status_d = (data_is_held ? held_status_q : unit_status); |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * WIDTH) + ((NUM_OUT_REGS * WIDTH) - 1) : ((NUM_OUT_REGS + 1) * WIDTH) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * WIDTH : 0)] out_pipe_result_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * 5) + ((NUM_OUT_REGS * 5) - 1) : ((NUM_OUT_REGS + 1) * 5) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * 5 : 0)] out_pipe_status_q; |
| wire [0:NUM_OUT_REGS] out_pipe_tag_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * AuxType_AUX_BITS) + ((NUM_OUT_REGS * AuxType_AUX_BITS) - 1) : ((NUM_OUT_REGS + 1) * AuxType_AUX_BITS) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * AuxType_AUX_BITS : 0)] out_pipe_aux_q; |
| wire [0:NUM_OUT_REGS] out_pipe_valid_q; |
| wire [0:NUM_OUT_REGS] out_pipe_ready; |
| assign out_pipe_result_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * WIDTH+:WIDTH] = result_d; |
| assign out_pipe_status_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * 5+:5] = status_d; |
| assign out_pipe_tag_q[0] = result_tag_q; |
| assign out_pipe_aux_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS] = result_aux_q; |
| assign out_pipe_valid_q[0] = out_valid; |
| assign out_ready = out_pipe_ready[0]; |
| generate |
| for (i = 0; i < NUM_OUT_REGS; i = i + 1) begin : gen_output_pipeline |
| wire reg_ena; |
| assign out_pipe_ready[i] = out_pipe_ready[i + 1] | ~out_pipe_valid_q[i + 1]; |
| assign reg_ena = out_pipe_ready[i] & out_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign out_pipe_ready[NUM_OUT_REGS] = out_ready_i; |
| assign result_o = out_pipe_result_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * WIDTH+:WIDTH]; |
| assign status_o = out_pipe_status_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * 5+:5]; |
| assign extension_bit_o = 1'b1; |
| assign tag_o = out_pipe_tag_q[NUM_OUT_REGS]; |
| assign aux_o = out_pipe_aux_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS]; |
| assign out_valid_o = out_pipe_valid_q[NUM_OUT_REGS]; |
| assign busy_o = |{inp_pipe_valid_q, unit_busy, out_pipe_valid_q}; |
| endmodule |
| module fpnew_fma_multi_E4D0A_BE123 ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| src_fmt_i, |
| dst_fmt_i, |
| tag_i, |
| aux_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| tag_o, |
| aux_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| parameter [31:0] AuxType_AUX_BITS = 0; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| parameter [0:3] FpFmtConfig = 1'sb1; |
| parameter [31:0] NumPipeRegs = 0; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| parameter [1:0] PipeConfig = fpnew_pkg_BEFORE; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| function automatic signed [31:0] fpnew_pkg_maximum; |
| input reg signed [31:0] a; |
| input reg signed [31:0] b; |
| fpnew_pkg_maximum = (a > b ? a : b); |
| endfunction |
| function automatic [1:0] sv2v_cast_3AA4D; |
| input reg [1:0] inp; |
| sv2v_cast_3AA4D = inp; |
| endfunction |
| function automatic [31:0] fpnew_pkg_max_fp_width; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = 0; |
| begin : sv2v_autoblock_113 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (cfg[i]) |
| res = $unsigned(fpnew_pkg_maximum(res, fpnew_pkg_fp_width(sv2v_cast_3AA4D(i)))); |
| end |
| fpnew_pkg_max_fp_width = res; |
| end |
| endfunction |
| localparam [31:0] WIDTH = fpnew_pkg_max_fp_width(FpFmtConfig); |
| localparam [31:0] NUM_FORMATS = fpnew_pkg_NUM_FP_FORMATS; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(3 * WIDTH) - 1:0] operands_i; |
| input wire [11:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| input wire [1:0] src_fmt_i; |
| input wire [1:0] dst_fmt_i; |
| input wire tag_i; |
| input wire [AuxType_AUX_BITS - 1:0] aux_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [WIDTH - 1:0] result_o; |
| output wire [4:0] status_o; |
| output wire extension_bit_o; |
| output wire tag_o; |
| output wire [AuxType_AUX_BITS - 1:0] aux_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| function automatic [31:0] fpnew_pkg_exp_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_exp_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32]; |
| endfunction |
| function automatic [31:0] fpnew_pkg_man_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_man_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]; |
| endfunction |
| function automatic [63:0] fpnew_pkg_super_format; |
| input reg [0:3] cfg; |
| reg [63:0] res; |
| begin |
| res = {64 {1'sb0}}; |
| begin : sv2v_autoblock_114 |
| reg [31:0] fmt; |
| for (fmt = 0; fmt < fpnew_pkg_NUM_FP_FORMATS; fmt = fmt + 1) |
| if (cfg[fmt]) begin |
| res[63-:32] = $unsigned(fpnew_pkg_maximum(res[63-:32], fpnew_pkg_exp_bits(sv2v_cast_3AA4D(fmt)))); |
| res[31-:32] = $unsigned(fpnew_pkg_maximum(res[31-:32], fpnew_pkg_man_bits(sv2v_cast_3AA4D(fmt)))); |
| end |
| end |
| fpnew_pkg_super_format = res; |
| end |
| endfunction |
| localparam [63:0] SUPER_FORMAT = fpnew_pkg_super_format(FpFmtConfig); |
| localparam [31:0] SUPER_EXP_BITS = SUPER_FORMAT[63-:32]; |
| localparam [31:0] SUPER_MAN_BITS = SUPER_FORMAT[31-:32]; |
| localparam [31:0] PRECISION_BITS = SUPER_MAN_BITS + 1; |
| localparam [31:0] LOWER_SUM_WIDTH = (2 * PRECISION_BITS) + 3; |
| localparam [31:0] LZC_RESULT_WIDTH = $clog2(LOWER_SUM_WIDTH); |
| localparam [31:0] EXP_WIDTH = fpnew_pkg_maximum(SUPER_EXP_BITS + 2, LZC_RESULT_WIDTH); |
| localparam [31:0] SHIFT_AMOUNT_WIDTH = $clog2((3 * PRECISION_BITS) + 3); |
| localparam [1:0] fpnew_pkg_DISTRIBUTED = 3; |
| localparam NUM_INP_REGS = (PipeConfig == fpnew_pkg_BEFORE ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? (NumPipeRegs + 1) / 3 : 0)); |
| localparam [1:0] fpnew_pkg_INSIDE = 2; |
| localparam NUM_MID_REGS = (PipeConfig == fpnew_pkg_INSIDE ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? (NumPipeRegs + 2) / 3 : 0)); |
| localparam [1:0] fpnew_pkg_AFTER = 1; |
| localparam NUM_OUT_REGS = (PipeConfig == fpnew_pkg_AFTER ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? NumPipeRegs / 3 : 0)); |
| wire [(3 * WIDTH) - 1:0] operands_q; |
| wire [1:0] src_fmt_q; |
| wire [1:0] dst_fmt_q; |
| wire [((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? ((((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) - (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0)) + 1) * WIDTH) + (((0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) * WIDTH) - 1) : ((((0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1)) + 1) * WIDTH) + (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) * WIDTH) - 1)):((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) * WIDTH : (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) * WIDTH)] inp_pipe_operands_q; |
| wire [((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) ? ((((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) - (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0)) + 1) * 3) + (((0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) * 3) - 1) : ((((0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1)) + 1) * 3) + (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) * 3) - 1)):((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) * 3 : (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) * 3)] inp_pipe_is_boxed_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0)] inp_pipe_rnd_mode_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_OP_BITS) + ((NUM_INP_REGS * fpnew_pkg_OP_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_OP_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_OP_BITS : 0)] inp_pipe_op_q; |
| wire [0:NUM_INP_REGS] inp_pipe_op_mod_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS) + ((NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_FP_FORMAT_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS : 0)] inp_pipe_src_fmt_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS) + ((NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_FP_FORMAT_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_FP_FORMAT_BITS : 0)] inp_pipe_dst_fmt_q; |
| wire [0:NUM_INP_REGS] inp_pipe_tag_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * AuxType_AUX_BITS) + ((NUM_INP_REGS * AuxType_AUX_BITS) - 1) : ((NUM_INP_REGS + 1) * AuxType_AUX_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * AuxType_AUX_BITS : 0)] inp_pipe_aux_q; |
| wire [0:NUM_INP_REGS] inp_pipe_valid_q; |
| wire [0:NUM_INP_REGS] inp_pipe_ready; |
| assign inp_pipe_operands_q[WIDTH * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3 : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3) + 2) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3 : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3) + 2) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1)))+:WIDTH * 3] = operands_i; |
| assign inp_pipe_is_boxed_q[3 * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * NUM_FORMATS : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * NUM_FORMATS) + 3) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * NUM_FORMATS : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * NUM_FORMATS) + 3) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1)))+:12] = is_boxed_i; |
| assign inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3+:3] = rnd_mode_i; |
| assign inp_pipe_op_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS] = op_i; |
| assign inp_pipe_op_mod_q[0] = op_mod_i; |
| assign inp_pipe_src_fmt_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS] = src_fmt_i; |
| assign inp_pipe_dst_fmt_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS] = dst_fmt_i; |
| assign inp_pipe_tag_q[0] = tag_i; |
| assign inp_pipe_aux_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS] = aux_i; |
| assign inp_pipe_valid_q[0] = in_valid_i; |
| assign in_ready_o = inp_pipe_ready[0]; |
| generate |
| genvar i; |
| for (i = 0; i < NUM_INP_REGS; i = i + 1) begin : gen_input_pipeline |
| wire reg_ena; |
| assign inp_pipe_ready[i] = inp_pipe_ready[i + 1] | ~inp_pipe_valid_q[i + 1]; |
| assign reg_ena = inp_pipe_ready[i] & inp_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign operands_q = inp_pipe_operands_q[WIDTH * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3 : ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) + 2) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3 : ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) + 2) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1)))+:WIDTH * 3]; |
| assign src_fmt_q = inp_pipe_src_fmt_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS]; |
| assign dst_fmt_q = inp_pipe_dst_fmt_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS]; |
| wire [11:0] fmt_sign; |
| wire signed [(12 * SUPER_EXP_BITS) - 1:0] fmt_exponent; |
| wire [(12 * SUPER_MAN_BITS) - 1:0] fmt_mantissa; |
| wire [95:0] info_q; |
| localparam [0:0] fpnew_pkg_DONT_CARE = 1'b1; |
| generate |
| genvar fmt; |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : fmt_init_inputs |
| function automatic [1:0] sv2v_cast_3AA4D; |
| input reg [1:0] inp; |
| sv2v_cast_3AA4D = inp; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_3AA4D(fmt)); |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(sv2v_cast_3AA4D(fmt)); |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(sv2v_cast_3AA4D(fmt)); |
| if (FpFmtConfig[fmt]) begin : active_format |
| wire [(3 * FP_WIDTH) - 1:0] trimmed_ops; |
| function automatic [1:0] sv2v_cast_3AA4D; |
| input reg [1:0] inp; |
| sv2v_cast_3AA4D = inp; |
| endfunction |
| fpnew_classifier #( |
| .FpFormat(sv2v_cast_3AA4D(fmt)), |
| .NumOperands(3) |
| ) i_fpnew_classifier( |
| .operands_i(trimmed_ops), |
| .is_boxed_i(inp_pipe_is_boxed_q[((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) ? ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * NUM_FORMATS) + fmt : (0 >= NUM_INP_REGS ? NUM_INP_REGS * NUM_FORMATS : 0) - ((((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * NUM_FORMATS) + fmt) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * NUM_FORMATS) + ((NUM_INP_REGS * NUM_FORMATS) - 1) : ((NUM_INP_REGS + 1) * NUM_FORMATS) - 1))) * 3+:3]), |
| .info_o(info_q[8 * (fmt * 3)+:24]) |
| ); |
| genvar op; |
| for (op = 0; op < 3; op = op + 1) begin : gen_operands |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| assign trimmed_ops[op * sv2v_cast_32(fpnew_pkg_fp_width(sv2v_cast_3AA4D(fmt)))+:sv2v_cast_32(fpnew_pkg_fp_width(sv2v_cast_3AA4D(fmt)))] = operands_q[(op * WIDTH) + (FP_WIDTH - 1)-:FP_WIDTH]; |
| assign fmt_sign[(fmt * 3) + op] = operands_q[(op * WIDTH) + (FP_WIDTH - 1)]; |
| assign fmt_exponent[((fmt * 3) + op) * SUPER_EXP_BITS+:SUPER_EXP_BITS] = $signed({1'b0, operands_q[(op * WIDTH) + MAN_BITS+:EXP_BITS]}); |
| assign fmt_mantissa[((fmt * 3) + op) * SUPER_MAN_BITS+:SUPER_MAN_BITS] = {info_q[(((fmt * 3) + op) * 8) + 7], operands_q[(op * WIDTH) + (MAN_BITS - 1)-:MAN_BITS]} << (SUPER_MAN_BITS - MAN_BITS); |
| end |
| end |
| else begin : inactive_format |
| function automatic [7:0] sv2v_cast_8; |
| input reg [7:0] inp; |
| sv2v_cast_8 = inp; |
| endfunction |
| assign info_q[8 * (fmt * 3)+:24] = {3 {sv2v_cast_8(fpnew_pkg_DONT_CARE)}}; |
| assign fmt_sign[fmt * 3+:3] = fpnew_pkg_DONT_CARE; |
| function automatic signed [SUPER_EXP_BITS - 1:0] sv2v_cast_153A8_signed; |
| input reg signed [SUPER_EXP_BITS - 1:0] inp; |
| sv2v_cast_153A8_signed = inp; |
| endfunction |
| assign fmt_exponent[SUPER_EXP_BITS * (fmt * 3)+:SUPER_EXP_BITS * 3] = {3 {sv2v_cast_153A8_signed(fpnew_pkg_DONT_CARE)}}; |
| function automatic [SUPER_MAN_BITS - 1:0] sv2v_cast_C630A; |
| input reg [SUPER_MAN_BITS - 1:0] inp; |
| sv2v_cast_C630A = inp; |
| endfunction |
| assign fmt_mantissa[SUPER_MAN_BITS * (fmt * 3)+:SUPER_MAN_BITS * 3] = {3 {sv2v_cast_C630A(fpnew_pkg_DONT_CARE)}}; |
| end |
| end |
| endgenerate |
| reg [((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS) - 1:0] operand_a; |
| reg [((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS) - 1:0] operand_b; |
| reg [((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS) - 1:0] operand_c; |
| reg [7:0] info_a; |
| reg [7:0] info_b; |
| reg [7:0] info_c; |
| function automatic [31:0] fpnew_pkg_bias; |
| input reg [1:0] fmt; |
| fpnew_pkg_bias = $unsigned((2 ** (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] - 1)) - 1); |
| endfunction |
| localparam [3:0] fpnew_pkg_ADD = 2; |
| localparam [3:0] fpnew_pkg_FMADD = 0; |
| localparam [3:0] fpnew_pkg_FNMSUB = 1; |
| localparam [3:0] fpnew_pkg_MUL = 3; |
| function automatic [SUPER_EXP_BITS - 1:0] sv2v_cast_153A8; |
| input reg [SUPER_EXP_BITS - 1:0] inp; |
| sv2v_cast_153A8 = inp; |
| endfunction |
| function automatic [SUPER_MAN_BITS - 1:0] sv2v_cast_C630A; |
| input reg [SUPER_MAN_BITS - 1:0] inp; |
| sv2v_cast_C630A = inp; |
| endfunction |
| always @(*) begin : op_select |
| operand_a = {fmt_sign[src_fmt_q * 3], fmt_exponent[(src_fmt_q * 3) * SUPER_EXP_BITS+:SUPER_EXP_BITS], fmt_mantissa[(src_fmt_q * 3) * SUPER_MAN_BITS+:SUPER_MAN_BITS]}; |
| operand_b = {fmt_sign[(src_fmt_q * 3) + 1], fmt_exponent[((src_fmt_q * 3) + 1) * SUPER_EXP_BITS+:SUPER_EXP_BITS], fmt_mantissa[((src_fmt_q * 3) + 1) * SUPER_MAN_BITS+:SUPER_MAN_BITS]}; |
| operand_c = {fmt_sign[(dst_fmt_q * 3) + 2], fmt_exponent[((dst_fmt_q * 3) + 2) * SUPER_EXP_BITS+:SUPER_EXP_BITS], fmt_mantissa[((dst_fmt_q * 3) + 2) * SUPER_MAN_BITS+:SUPER_MAN_BITS]}; |
| info_a = info_q[(src_fmt_q * 3) * 8+:8]; |
| info_b = info_q[((src_fmt_q * 3) + 1) * 8+:8]; |
| info_c = info_q[((dst_fmt_q * 3) + 2) * 8+:8]; |
| operand_c[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))] = operand_c[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))] ^ inp_pipe_op_mod_q[NUM_INP_REGS]; |
| case (inp_pipe_op_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS]) |
| fpnew_pkg_FMADD: |
| ; |
| fpnew_pkg_FNMSUB: operand_a[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))] = ~operand_a[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))]; |
| fpnew_pkg_ADD: begin |
| operand_a = {1'b0, sv2v_cast_153A8(fpnew_pkg_bias(src_fmt_q)), sv2v_cast_C630A(1'sb0)}; |
| info_a = 8'b10000001; |
| end |
| fpnew_pkg_MUL: begin |
| operand_c = {1'b1, sv2v_cast_153A8(1'sb0), sv2v_cast_C630A(1'sb0)}; |
| info_c = 8'b00100001; |
| end |
| default: begin |
| operand_a = {fpnew_pkg_DONT_CARE, sv2v_cast_153A8(fpnew_pkg_DONT_CARE), sv2v_cast_C630A(fpnew_pkg_DONT_CARE)}; |
| operand_b = {fpnew_pkg_DONT_CARE, sv2v_cast_153A8(fpnew_pkg_DONT_CARE), sv2v_cast_C630A(fpnew_pkg_DONT_CARE)}; |
| operand_c = {fpnew_pkg_DONT_CARE, sv2v_cast_153A8(fpnew_pkg_DONT_CARE), sv2v_cast_C630A(fpnew_pkg_DONT_CARE)}; |
| info_a = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| info_b = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| info_c = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| end |
| endcase |
| end |
| wire any_operand_inf; |
| wire any_operand_nan; |
| wire signalling_nan; |
| wire effective_subtraction; |
| wire tentative_sign; |
| assign any_operand_inf = |{info_a[4], info_b[4], info_c[4]}; |
| assign any_operand_nan = |{info_a[3], info_b[3], info_c[3]}; |
| assign signalling_nan = |{info_a[2], info_b[2], info_c[2]}; |
| assign effective_subtraction = (operand_a[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))] ^ operand_b[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))]) ^ operand_c[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))]; |
| assign tentative_sign = operand_a[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))] ^ operand_b[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))]; |
| wire [WIDTH - 1:0] special_result; |
| wire [4:0] special_status; |
| wire result_is_special; |
| reg [(NUM_FORMATS * WIDTH) - 1:0] fmt_special_result; |
| reg [19:0] fmt_special_status; |
| reg [3:0] fmt_result_is_special; |
| generate |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_special_results |
| function automatic [1:0] sv2v_cast_3AA4D; |
| input reg [1:0] inp; |
| sv2v_cast_3AA4D = inp; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_3AA4D(fmt)); |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(sv2v_cast_3AA4D(fmt)); |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(sv2v_cast_3AA4D(fmt)); |
| localparam [EXP_BITS - 1:0] QNAN_EXPONENT = 1'sb1; |
| localparam [MAN_BITS - 1:0] QNAN_MANTISSA = 2 ** (MAN_BITS - 1); |
| localparam [MAN_BITS - 1:0] ZERO_MANTISSA = 1'sb0; |
| if (FpFmtConfig[fmt]) begin : active_format |
| always @(*) begin : special_results |
| reg [FP_WIDTH - 1:0] special_res; |
| special_res = {1'b0, QNAN_EXPONENT, QNAN_MANTISSA}; |
| fmt_special_status[fmt * 5+:5] = {5 {1'sb0}}; |
| fmt_result_is_special[fmt] = 1'b0; |
| if ((info_a[4] && info_b[5]) || (info_a[5] && info_b[4])) begin |
| fmt_result_is_special[fmt] = 1'b1; |
| fmt_special_status[(fmt * 5) + 4] = 1'b1; |
| end |
| else if (any_operand_nan) begin |
| fmt_result_is_special[fmt] = 1'b1; |
| fmt_special_status[(fmt * 5) + 4] = signalling_nan; |
| end |
| else if (any_operand_inf) begin |
| fmt_result_is_special[fmt] = 1'b1; |
| if (((info_a[4] || info_b[4]) && info_c[4]) && effective_subtraction) |
| fmt_special_status[(fmt * 5) + 4] = 1'b1; |
| else if (info_a[4] || info_b[4]) |
| special_res = {operand_a[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))] ^ operand_b[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))], QNAN_EXPONENT, ZERO_MANTISSA}; |
| else if (info_c[4]) |
| special_res = {operand_c[1 + (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))], QNAN_EXPONENT, ZERO_MANTISSA}; |
| end |
| fmt_special_result[fmt * WIDTH+:WIDTH] = {WIDTH {1'sb1}}; |
| fmt_special_result[(fmt * WIDTH) + (FP_WIDTH - 1)-:FP_WIDTH] = special_res; |
| end |
| end |
| else begin : inactive_format |
| wire [WIDTH:1] sv2v_tmp_2DFD8; |
| assign sv2v_tmp_2DFD8 = {WIDTH {fpnew_pkg_DONT_CARE}}; |
| always @(*) fmt_special_result[fmt * WIDTH+:WIDTH] = sv2v_tmp_2DFD8; |
| wire [5:1] sv2v_tmp_1FB62; |
| assign sv2v_tmp_1FB62 = {5 {1'sb0}}; |
| always @(*) fmt_special_status[fmt * 5+:5] = sv2v_tmp_1FB62; |
| wire [1:1] sv2v_tmp_7823E; |
| assign sv2v_tmp_7823E = 1'b0; |
| always @(*) fmt_result_is_special[fmt] = sv2v_tmp_7823E; |
| end |
| end |
| endgenerate |
| assign result_is_special = fmt_result_is_special[dst_fmt_q]; |
| assign special_status = fmt_special_status[dst_fmt_q * 5+:5]; |
| assign special_result = fmt_special_result[dst_fmt_q * WIDTH+:WIDTH]; |
| wire signed [EXP_WIDTH - 1:0] exponent_a; |
| wire signed [EXP_WIDTH - 1:0] exponent_b; |
| wire signed [EXP_WIDTH - 1:0] exponent_c; |
| wire signed [EXP_WIDTH - 1:0] exponent_addend; |
| wire signed [EXP_WIDTH - 1:0] exponent_product; |
| wire signed [EXP_WIDTH - 1:0] exponent_difference; |
| wire signed [EXP_WIDTH - 1:0] tentative_exponent; |
| assign exponent_a = $signed({1'b0, operand_a[SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)-:((SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)) >= SUPER_MAN_BITS ? ((SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)) - SUPER_MAN_BITS) + 1 : (SUPER_MAN_BITS - (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))) + 1)]}); |
| assign exponent_b = $signed({1'b0, operand_b[SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)-:((SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)) >= SUPER_MAN_BITS ? ((SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)) - SUPER_MAN_BITS) + 1 : (SUPER_MAN_BITS - (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))) + 1)]}); |
| assign exponent_c = $signed({1'b0, operand_c[SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)-:((SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)) >= SUPER_MAN_BITS ? ((SUPER_EXP_BITS + (SUPER_MAN_BITS - 1)) - SUPER_MAN_BITS) + 1 : (SUPER_MAN_BITS - (SUPER_EXP_BITS + (SUPER_MAN_BITS - 1))) + 1)]}); |
| assign exponent_addend = $signed(exponent_c + $signed({1'b0, ~info_c[7]})); |
| assign exponent_product = (info_a[5] || info_b[5] ? 2 - $signed(fpnew_pkg_bias(dst_fmt_q)) : $signed(((((exponent_a + info_a[6]) + exponent_b) + info_b[6]) - (2 * $signed(fpnew_pkg_bias(src_fmt_q)))) + $signed(fpnew_pkg_bias(dst_fmt_q)))); |
| assign exponent_difference = exponent_addend - exponent_product; |
| assign tentative_exponent = (exponent_difference > 0 ? exponent_addend : exponent_product); |
| reg [SHIFT_AMOUNT_WIDTH - 1:0] addend_shamt; |
| always @(*) begin : addend_shift_amount |
| if (exponent_difference <= $signed((-2 * PRECISION_BITS) - 1)) |
| addend_shamt = (3 * PRECISION_BITS) + 4; |
| else if (exponent_difference <= $signed(PRECISION_BITS + 2)) |
| addend_shamt = $unsigned(($signed(PRECISION_BITS) + 3) - exponent_difference); |
| else |
| addend_shamt = 0; |
| end |
| wire [PRECISION_BITS - 1:0] mantissa_a; |
| wire [PRECISION_BITS - 1:0] mantissa_b; |
| wire [PRECISION_BITS - 1:0] mantissa_c; |
| wire [(2 * PRECISION_BITS) - 1:0] product; |
| wire [(3 * PRECISION_BITS) + 3:0] product_shifted; |
| assign mantissa_a = {info_a[7], operand_a[SUPER_MAN_BITS - 1-:SUPER_MAN_BITS]}; |
| assign mantissa_b = {info_b[7], operand_b[SUPER_MAN_BITS - 1-:SUPER_MAN_BITS]}; |
| assign mantissa_c = {info_c[7], operand_c[SUPER_MAN_BITS - 1-:SUPER_MAN_BITS]}; |
| assign product = mantissa_a * mantissa_b; |
| assign product_shifted = product << 2; |
| wire [(3 * PRECISION_BITS) + 3:0] addend_after_shift; |
| wire [PRECISION_BITS - 1:0] addend_sticky_bits; |
| wire sticky_before_add; |
| wire [(3 * PRECISION_BITS) + 3:0] addend_shifted; |
| wire inject_carry_in; |
| assign {addend_after_shift, addend_sticky_bits} = (mantissa_c << ((3 * PRECISION_BITS) + 4)) >> addend_shamt; |
| assign sticky_before_add = |addend_sticky_bits; |
| assign addend_shifted = (effective_subtraction ? ~addend_after_shift : addend_after_shift); |
| assign inject_carry_in = effective_subtraction & ~sticky_before_add; |
| wire [(3 * PRECISION_BITS) + 4:0] sum_raw; |
| wire sum_carry; |
| wire [(3 * PRECISION_BITS) + 3:0] sum; |
| wire final_sign; |
| assign sum_raw = (product_shifted + addend_shifted) + inject_carry_in; |
| assign sum_carry = sum_raw[(3 * PRECISION_BITS) + 4]; |
| assign sum = (effective_subtraction && ~sum_carry ? -sum_raw : sum_raw); |
| assign final_sign = (effective_subtraction && (sum_carry == tentative_sign) ? 1'b1 : (effective_subtraction ? 1'b0 : tentative_sign)); |
| wire effective_subtraction_q; |
| wire signed [EXP_WIDTH - 1:0] exponent_product_q; |
| wire signed [EXP_WIDTH - 1:0] exponent_difference_q; |
| wire signed [EXP_WIDTH - 1:0] tentative_exponent_q; |
| wire [SHIFT_AMOUNT_WIDTH - 1:0] addend_shamt_q; |
| wire sticky_before_add_q; |
| wire [(3 * PRECISION_BITS) + 3:0] sum_q; |
| wire final_sign_q; |
| wire [1:0] dst_fmt_q2; |
| wire [2:0] rnd_mode_q; |
| wire result_is_special_q; |
| wire [((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS) - 1:0] special_result_q; |
| wire [4:0] special_status_q; |
| wire [0:NUM_MID_REGS] mid_pipe_eff_sub_q; |
| wire signed [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * EXP_WIDTH) + ((NUM_MID_REGS * EXP_WIDTH) - 1) : ((NUM_MID_REGS + 1) * EXP_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * EXP_WIDTH : 0)] mid_pipe_exp_prod_q; |
| wire signed [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * EXP_WIDTH) + ((NUM_MID_REGS * EXP_WIDTH) - 1) : ((NUM_MID_REGS + 1) * EXP_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * EXP_WIDTH : 0)] mid_pipe_exp_diff_q; |
| wire signed [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * EXP_WIDTH) + ((NUM_MID_REGS * EXP_WIDTH) - 1) : ((NUM_MID_REGS + 1) * EXP_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * EXP_WIDTH : 0)] mid_pipe_tent_exp_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * SHIFT_AMOUNT_WIDTH) + ((NUM_MID_REGS * SHIFT_AMOUNT_WIDTH) - 1) : ((NUM_MID_REGS + 1) * SHIFT_AMOUNT_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * SHIFT_AMOUNT_WIDTH : 0)] mid_pipe_add_shamt_q; |
| wire [0:NUM_MID_REGS] mid_pipe_sticky_q; |
| wire [(0 >= NUM_MID_REGS ? (((3 * PRECISION_BITS) + 3) >= 0 ? ((1 - NUM_MID_REGS) * ((3 * PRECISION_BITS) + 4)) + ((NUM_MID_REGS * ((3 * PRECISION_BITS) + 4)) - 1) : ((1 - NUM_MID_REGS) * (1 - ((3 * PRECISION_BITS) + 3))) + ((((3 * PRECISION_BITS) + 3) + (NUM_MID_REGS * (1 - ((3 * PRECISION_BITS) + 3)))) - 1)) : (((3 * PRECISION_BITS) + 3) >= 0 ? ((NUM_MID_REGS + 1) * ((3 * PRECISION_BITS) + 4)) - 1 : ((NUM_MID_REGS + 1) * (1 - ((3 * PRECISION_BITS) + 3))) + ((3 * PRECISION_BITS) + 2))):(0 >= NUM_MID_REGS ? (((3 * PRECISION_BITS) + 3) >= 0 ? NUM_MID_REGS * ((3 * PRECISION_BITS) + 4) : ((3 * PRECISION_BITS) + 3) + (NUM_MID_REGS * (1 - ((3 * PRECISION_BITS) + 3)))) : (((3 * PRECISION_BITS) + 3) >= 0 ? 0 : (3 * PRECISION_BITS) + 3))] mid_pipe_sum_q; |
| wire [0:NUM_MID_REGS] mid_pipe_final_sign_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * 3) + ((NUM_MID_REGS * 3) - 1) : ((NUM_MID_REGS + 1) * 3) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * 3 : 0)] mid_pipe_rnd_mode_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS) + ((NUM_MID_REGS * fpnew_pkg_FP_FORMAT_BITS) - 1) : ((NUM_MID_REGS + 1) * fpnew_pkg_FP_FORMAT_BITS) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * fpnew_pkg_FP_FORMAT_BITS : 0)] mid_pipe_dst_fmt_q; |
| wire [0:NUM_MID_REGS] mid_pipe_res_is_spec_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * ((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS)) + ((NUM_MID_REGS * ((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS)) - 1) : ((NUM_MID_REGS + 1) * ((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS)) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * ((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS) : 0)] mid_pipe_spec_res_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * 5) + ((NUM_MID_REGS * 5) - 1) : ((NUM_MID_REGS + 1) * 5) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * 5 : 0)] mid_pipe_spec_stat_q; |
| wire [0:NUM_MID_REGS] mid_pipe_tag_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * AuxType_AUX_BITS) + ((NUM_MID_REGS * AuxType_AUX_BITS) - 1) : ((NUM_MID_REGS + 1) * AuxType_AUX_BITS) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * AuxType_AUX_BITS : 0)] mid_pipe_aux_q; |
| wire [0:NUM_MID_REGS] mid_pipe_valid_q; |
| wire [0:NUM_MID_REGS] mid_pipe_ready; |
| assign mid_pipe_eff_sub_q[0] = effective_subtraction; |
| assign mid_pipe_exp_prod_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH] = exponent_product; |
| assign mid_pipe_exp_diff_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH] = exponent_difference; |
| assign mid_pipe_tent_exp_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH] = tentative_exponent; |
| assign mid_pipe_add_shamt_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * SHIFT_AMOUNT_WIDTH+:SHIFT_AMOUNT_WIDTH] = addend_shamt; |
| assign mid_pipe_sticky_q[0] = sticky_before_add; |
| assign mid_pipe_sum_q[(((3 * PRECISION_BITS) + 3) >= 0 ? 0 : (3 * PRECISION_BITS) + 3) + ((0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * (((3 * PRECISION_BITS) + 3) >= 0 ? (3 * PRECISION_BITS) + 4 : 1 - ((3 * PRECISION_BITS) + 3)))+:(((3 * PRECISION_BITS) + 3) >= 0 ? (3 * PRECISION_BITS) + 4 : 1 - ((3 * PRECISION_BITS) + 3))] = sum; |
| assign mid_pipe_final_sign_q[0] = final_sign; |
| assign mid_pipe_rnd_mode_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * 3+:3] = inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3+:3]; |
| assign mid_pipe_dst_fmt_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS] = dst_fmt_q; |
| assign mid_pipe_res_is_spec_q[0] = result_is_special; |
| assign mid_pipe_spec_res_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * ((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS)+:(1 + SUPER_EXP_BITS) + SUPER_MAN_BITS] = special_result; |
| assign mid_pipe_spec_stat_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * 5+:5] = special_status; |
| assign mid_pipe_tag_q[0] = inp_pipe_tag_q[NUM_INP_REGS]; |
| assign mid_pipe_aux_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS] = inp_pipe_aux_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS]; |
| assign mid_pipe_valid_q[0] = inp_pipe_valid_q[NUM_INP_REGS]; |
| assign inp_pipe_ready[NUM_INP_REGS] = mid_pipe_ready[0]; |
| generate |
| for (i = 0; i < NUM_MID_REGS; i = i + 1) begin : gen_inside_pipeline |
| wire reg_ena; |
| assign mid_pipe_ready[i] = mid_pipe_ready[i + 1] | ~mid_pipe_valid_q[i + 1]; |
| assign reg_ena = mid_pipe_ready[i] & mid_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign effective_subtraction_q = mid_pipe_eff_sub_q[NUM_MID_REGS]; |
| assign exponent_product_q = mid_pipe_exp_prod_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH]; |
| assign exponent_difference_q = mid_pipe_exp_diff_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH]; |
| assign tentative_exponent_q = mid_pipe_tent_exp_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH]; |
| assign addend_shamt_q = mid_pipe_add_shamt_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * SHIFT_AMOUNT_WIDTH+:SHIFT_AMOUNT_WIDTH]; |
| assign sticky_before_add_q = mid_pipe_sticky_q[NUM_MID_REGS]; |
| assign sum_q = mid_pipe_sum_q[(((3 * PRECISION_BITS) + 3) >= 0 ? 0 : (3 * PRECISION_BITS) + 3) + ((0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * (((3 * PRECISION_BITS) + 3) >= 0 ? (3 * PRECISION_BITS) + 4 : 1 - ((3 * PRECISION_BITS) + 3)))+:(((3 * PRECISION_BITS) + 3) >= 0 ? (3 * PRECISION_BITS) + 4 : 1 - ((3 * PRECISION_BITS) + 3))]; |
| assign final_sign_q = mid_pipe_final_sign_q[NUM_MID_REGS]; |
| assign rnd_mode_q = mid_pipe_rnd_mode_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * 3+:3]; |
| assign dst_fmt_q2 = mid_pipe_dst_fmt_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * fpnew_pkg_FP_FORMAT_BITS+:fpnew_pkg_FP_FORMAT_BITS]; |
| assign result_is_special_q = mid_pipe_res_is_spec_q[NUM_MID_REGS]; |
| assign special_result_q = mid_pipe_spec_res_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * ((1 + SUPER_EXP_BITS) + SUPER_MAN_BITS)+:(1 + SUPER_EXP_BITS) + SUPER_MAN_BITS]; |
| assign special_status_q = mid_pipe_spec_stat_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * 5+:5]; |
| wire [LOWER_SUM_WIDTH - 1:0] sum_lower; |
| wire [LZC_RESULT_WIDTH - 1:0] leading_zero_count; |
| wire signed [LZC_RESULT_WIDTH:0] leading_zero_count_sgn; |
| wire lzc_zeroes; |
| reg [SHIFT_AMOUNT_WIDTH - 1:0] norm_shamt; |
| reg signed [EXP_WIDTH - 1:0] normalized_exponent; |
| wire [(3 * PRECISION_BITS) + 4:0] sum_shifted; |
| reg [PRECISION_BITS:0] final_mantissa; |
| reg [(2 * PRECISION_BITS) + 2:0] sum_sticky_bits; |
| wire sticky_after_norm; |
| reg signed [EXP_WIDTH - 1:0] final_exponent; |
| assign sum_lower = sum_q[LOWER_SUM_WIDTH - 1:0]; |
| lzc #( |
| .WIDTH(LOWER_SUM_WIDTH), |
| .MODE(1) |
| ) i_lzc( |
| .in_i(sum_lower), |
| .cnt_o(leading_zero_count), |
| .empty_o(lzc_zeroes) |
| ); |
| assign leading_zero_count_sgn = $signed({1'b0, leading_zero_count}); |
| always @(*) begin : norm_shift_amount |
| if ((exponent_difference_q <= 0) || (effective_subtraction_q && (exponent_difference_q <= 2))) begin |
| if ((((exponent_product_q - leading_zero_count_sgn) + 1) >= 0) && !lzc_zeroes) begin |
| norm_shamt = (PRECISION_BITS + 2) + leading_zero_count; |
| normalized_exponent = (exponent_product_q - leading_zero_count_sgn) + 1; |
| end |
| else begin |
| norm_shamt = $unsigned($signed((PRECISION_BITS + 2) + exponent_product_q)); |
| normalized_exponent = 0; |
| end |
| end |
| else begin |
| norm_shamt = addend_shamt_q; |
| normalized_exponent = tentative_exponent_q; |
| end |
| end |
| assign sum_shifted = sum_q << norm_shamt; |
| always @(*) begin : small_norm |
| {final_mantissa, sum_sticky_bits} = sum_shifted; |
| final_exponent = normalized_exponent; |
| if (sum_shifted[(3 * PRECISION_BITS) + 4]) begin |
| {final_mantissa, sum_sticky_bits} = sum_shifted >> 1; |
| final_exponent = normalized_exponent + 1; |
| end |
| else if (sum_shifted[(3 * PRECISION_BITS) + 3]) |
| ; |
| else if (normalized_exponent > 1) begin |
| {final_mantissa, sum_sticky_bits} = sum_shifted << 1; |
| final_exponent = normalized_exponent - 1; |
| end |
| else |
| final_exponent = {EXP_WIDTH {1'sb0}}; |
| end |
| assign sticky_after_norm = |{sum_sticky_bits} | sticky_before_add_q; |
| wire pre_round_sign; |
| wire [(SUPER_EXP_BITS + SUPER_MAN_BITS) - 1:0] pre_round_abs; |
| wire [1:0] round_sticky_bits; |
| wire of_before_round; |
| wire of_after_round; |
| wire uf_before_round; |
| wire uf_after_round; |
| wire [(NUM_FORMATS * (SUPER_EXP_BITS + SUPER_MAN_BITS)) - 1:0] fmt_pre_round_abs; |
| wire [7:0] fmt_round_sticky_bits; |
| reg [3:0] fmt_of_after_round; |
| reg [3:0] fmt_uf_after_round; |
| wire rounded_sign; |
| wire [(SUPER_EXP_BITS + SUPER_MAN_BITS) - 1:0] rounded_abs; |
| wire result_zero; |
| assign of_before_round = final_exponent >= ((2 ** fpnew_pkg_exp_bits(dst_fmt_q2)) - 1); |
| assign uf_before_round = final_exponent == 0; |
| generate |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_res_assemble |
| function automatic [1:0] sv2v_cast_3AA4D; |
| input reg [1:0] inp; |
| sv2v_cast_3AA4D = inp; |
| endfunction |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(sv2v_cast_3AA4D(fmt)); |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(sv2v_cast_3AA4D(fmt)); |
| wire [EXP_BITS - 1:0] pre_round_exponent; |
| wire [MAN_BITS - 1:0] pre_round_mantissa; |
| if (FpFmtConfig[fmt]) begin : active_format |
| assign pre_round_exponent = (of_before_round ? (2 ** EXP_BITS) - 2 : final_exponent[EXP_BITS - 1:0]); |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| assign pre_round_mantissa = (of_before_round ? {sv2v_cast_32(fpnew_pkg_man_bits(sv2v_cast_3AA4D(fmt))) {1'sb1}} : final_mantissa[SUPER_MAN_BITS-:MAN_BITS]); |
| assign fmt_pre_round_abs[fmt * (SUPER_EXP_BITS + SUPER_MAN_BITS)+:SUPER_EXP_BITS + SUPER_MAN_BITS] = {pre_round_exponent, pre_round_mantissa}; |
| assign fmt_round_sticky_bits[(fmt * 2) + 1] = final_mantissa[SUPER_MAN_BITS - MAN_BITS] | of_before_round; |
| if (MAN_BITS < SUPER_MAN_BITS) begin : narrow_sticky |
| assign fmt_round_sticky_bits[fmt * 2] = (|final_mantissa[(SUPER_MAN_BITS - MAN_BITS) - 1:0] | sticky_after_norm) | of_before_round; |
| end |
| else begin : normal_sticky |
| assign fmt_round_sticky_bits[fmt * 2] = sticky_after_norm | of_before_round; |
| end |
| end |
| else begin : inactive_format |
| assign fmt_pre_round_abs[fmt * (SUPER_EXP_BITS + SUPER_MAN_BITS)+:SUPER_EXP_BITS + SUPER_MAN_BITS] = {SUPER_EXP_BITS + SUPER_MAN_BITS {fpnew_pkg_DONT_CARE}}; |
| assign fmt_round_sticky_bits[fmt * 2+:2] = {2 {fpnew_pkg_DONT_CARE}}; |
| end |
| end |
| endgenerate |
| assign pre_round_sign = final_sign_q; |
| assign pre_round_abs = fmt_pre_round_abs[dst_fmt_q2 * (SUPER_EXP_BITS + SUPER_MAN_BITS)+:SUPER_EXP_BITS + SUPER_MAN_BITS]; |
| assign round_sticky_bits = fmt_round_sticky_bits[dst_fmt_q2 * 2+:2]; |
| fpnew_rounding #(.AbsWidth(SUPER_EXP_BITS + SUPER_MAN_BITS)) i_fpnew_rounding( |
| .abs_value_i(pre_round_abs), |
| .sign_i(pre_round_sign), |
| .round_sticky_bits_i(round_sticky_bits), |
| .rnd_mode_i(rnd_mode_q), |
| .effective_subtraction_i(effective_subtraction_q), |
| .abs_rounded_o(rounded_abs), |
| .sign_o(rounded_sign), |
| .exact_zero_o(result_zero) |
| ); |
| reg [(NUM_FORMATS * WIDTH) - 1:0] fmt_result; |
| generate |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_sign_inject |
| function automatic [1:0] sv2v_cast_3AA4D; |
| input reg [1:0] inp; |
| sv2v_cast_3AA4D = inp; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_3AA4D(fmt)); |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(sv2v_cast_3AA4D(fmt)); |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(sv2v_cast_3AA4D(fmt)); |
| if (FpFmtConfig[fmt]) begin : active_format |
| always @(*) begin : post_process |
| fmt_uf_after_round[fmt] = rounded_abs[(EXP_BITS + MAN_BITS) - 1:MAN_BITS] == {(((EXP_BITS + MAN_BITS) - 1) >= MAN_BITS ? (((EXP_BITS + MAN_BITS) - 1) - MAN_BITS) + 1 : (MAN_BITS - ((EXP_BITS + MAN_BITS) - 1)) + 1) {1'sb0}}; |
| fmt_of_after_round[fmt] = rounded_abs[(EXP_BITS + MAN_BITS) - 1:MAN_BITS] == {(((EXP_BITS + MAN_BITS) - 1) >= MAN_BITS ? (((EXP_BITS + MAN_BITS) - 1) - MAN_BITS) + 1 : (MAN_BITS - ((EXP_BITS + MAN_BITS) - 1)) + 1) {1'sb1}}; |
| fmt_result[fmt * WIDTH+:WIDTH] = {WIDTH {1'sb1}}; |
| fmt_result[(fmt * WIDTH) + (FP_WIDTH - 1)-:FP_WIDTH] = {rounded_sign, rounded_abs[(EXP_BITS + MAN_BITS) - 1:0]}; |
| end |
| end |
| else begin : inactive_format |
| wire [1:1] sv2v_tmp_78FCE; |
| assign sv2v_tmp_78FCE = fpnew_pkg_DONT_CARE; |
| always @(*) fmt_uf_after_round[fmt] = sv2v_tmp_78FCE; |
| wire [1:1] sv2v_tmp_C5A3B; |
| assign sv2v_tmp_C5A3B = fpnew_pkg_DONT_CARE; |
| always @(*) fmt_of_after_round[fmt] = sv2v_tmp_C5A3B; |
| wire [WIDTH:1] sv2v_tmp_E2871; |
| assign sv2v_tmp_E2871 = {WIDTH {fpnew_pkg_DONT_CARE}}; |
| always @(*) fmt_result[fmt * WIDTH+:WIDTH] = sv2v_tmp_E2871; |
| end |
| end |
| endgenerate |
| assign uf_after_round = fmt_uf_after_round[dst_fmt_q2]; |
| assign of_after_round = fmt_of_after_round[dst_fmt_q2]; |
| wire [WIDTH - 1:0] regular_result; |
| wire [4:0] regular_status; |
| assign regular_result = fmt_result[dst_fmt_q2 * WIDTH+:WIDTH]; |
| assign regular_status[4] = 1'b0; |
| assign regular_status[3] = 1'b0; |
| assign regular_status[2] = of_before_round | of_after_round; |
| assign regular_status[1] = uf_after_round & regular_status[0]; |
| assign regular_status[0] = (|round_sticky_bits | of_before_round) | of_after_round; |
| wire [WIDTH - 1:0] result_d; |
| wire [4:0] status_d; |
| assign result_d = (result_is_special_q ? special_result_q : regular_result); |
| assign status_d = (result_is_special_q ? special_status_q : regular_status); |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * WIDTH) + ((NUM_OUT_REGS * WIDTH) - 1) : ((NUM_OUT_REGS + 1) * WIDTH) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * WIDTH : 0)] out_pipe_result_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * 5) + ((NUM_OUT_REGS * 5) - 1) : ((NUM_OUT_REGS + 1) * 5) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * 5 : 0)] out_pipe_status_q; |
| wire [0:NUM_OUT_REGS] out_pipe_tag_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * AuxType_AUX_BITS) + ((NUM_OUT_REGS * AuxType_AUX_BITS) - 1) : ((NUM_OUT_REGS + 1) * AuxType_AUX_BITS) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * AuxType_AUX_BITS : 0)] out_pipe_aux_q; |
| wire [0:NUM_OUT_REGS] out_pipe_valid_q; |
| wire [0:NUM_OUT_REGS] out_pipe_ready; |
| assign out_pipe_result_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * WIDTH+:WIDTH] = result_d; |
| assign out_pipe_status_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * 5+:5] = status_d; |
| assign out_pipe_tag_q[0] = mid_pipe_tag_q[NUM_MID_REGS]; |
| assign out_pipe_aux_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS] = mid_pipe_aux_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS]; |
| assign out_pipe_valid_q[0] = mid_pipe_valid_q[NUM_MID_REGS]; |
| assign mid_pipe_ready[NUM_MID_REGS] = out_pipe_ready[0]; |
| generate |
| for (i = 0; i < NUM_OUT_REGS; i = i + 1) begin : gen_output_pipeline |
| wire reg_ena; |
| assign out_pipe_ready[i] = out_pipe_ready[i + 1] | ~out_pipe_valid_q[i + 1]; |
| assign reg_ena = out_pipe_ready[i] & out_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign out_pipe_ready[NUM_OUT_REGS] = out_ready_i; |
| assign result_o = out_pipe_result_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * WIDTH+:WIDTH]; |
| assign status_o = out_pipe_status_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * 5+:5]; |
| assign extension_bit_o = 1'b1; |
| assign tag_o = out_pipe_tag_q[NUM_OUT_REGS]; |
| assign aux_o = out_pipe_aux_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * AuxType_AUX_BITS+:AuxType_AUX_BITS]; |
| assign out_valid_o = out_pipe_valid_q[NUM_OUT_REGS]; |
| assign busy_o = |{inp_pipe_valid_q, mid_pipe_valid_q, out_pipe_valid_q}; |
| endmodule |
| module fpnew_fma_B2D03 ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| tag_i, |
| aux_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| tag_o, |
| aux_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| function automatic [1:0] sv2v_cast_1ED13; |
| input reg [1:0] inp; |
| sv2v_cast_1ED13 = inp; |
| endfunction |
| parameter [1:0] FpFormat = sv2v_cast_1ED13(0); |
| parameter [31:0] NumPipeRegs = 0; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| parameter [1:0] PipeConfig = fpnew_pkg_BEFORE; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| localparam [31:0] WIDTH = fpnew_pkg_fp_width(FpFormat); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(3 * WIDTH) - 1:0] operands_i; |
| input wire [2:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| input wire tag_i; |
| input wire aux_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [WIDTH - 1:0] result_o; |
| output wire [4:0] status_o; |
| output wire extension_bit_o; |
| output wire tag_o; |
| output wire aux_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| function automatic [31:0] fpnew_pkg_exp_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_exp_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32]; |
| endfunction |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(FpFormat); |
| function automatic [31:0] fpnew_pkg_man_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_man_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]; |
| endfunction |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(FpFormat); |
| function automatic [31:0] fpnew_pkg_bias; |
| input reg [1:0] fmt; |
| fpnew_pkg_bias = $unsigned((2 ** (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] - 1)) - 1); |
| endfunction |
| localparam [31:0] BIAS = fpnew_pkg_bias(FpFormat); |
| localparam [31:0] PRECISION_BITS = MAN_BITS + 1; |
| localparam [31:0] LOWER_SUM_WIDTH = (2 * PRECISION_BITS) + 3; |
| localparam [31:0] LZC_RESULT_WIDTH = $clog2(LOWER_SUM_WIDTH); |
| function automatic signed [31:0] fpnew_pkg_maximum; |
| input reg signed [31:0] a; |
| input reg signed [31:0] b; |
| fpnew_pkg_maximum = (a > b ? a : b); |
| endfunction |
| localparam [31:0] EXP_WIDTH = $unsigned(fpnew_pkg_maximum(EXP_BITS + 2, LZC_RESULT_WIDTH)); |
| localparam [31:0] SHIFT_AMOUNT_WIDTH = $clog2((3 * PRECISION_BITS) + 3); |
| localparam [1:0] fpnew_pkg_DISTRIBUTED = 3; |
| localparam NUM_INP_REGS = (PipeConfig == fpnew_pkg_BEFORE ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? (NumPipeRegs + 1) / 3 : 0)); |
| localparam [1:0] fpnew_pkg_INSIDE = 2; |
| localparam NUM_MID_REGS = (PipeConfig == fpnew_pkg_INSIDE ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? (NumPipeRegs + 2) / 3 : 0)); |
| localparam [1:0] fpnew_pkg_AFTER = 1; |
| localparam NUM_OUT_REGS = (PipeConfig == fpnew_pkg_AFTER ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? NumPipeRegs / 3 : 0)); |
| wire [((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? ((((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) - (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0)) + 1) * WIDTH) + (((0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) * WIDTH) - 1) : ((((0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1)) + 1) * WIDTH) + (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) * WIDTH) - 1)):((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) * WIDTH : (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) * WIDTH)] inp_pipe_operands_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0)] inp_pipe_is_boxed_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0)] inp_pipe_rnd_mode_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_OP_BITS) + ((NUM_INP_REGS * fpnew_pkg_OP_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_OP_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_OP_BITS : 0)] inp_pipe_op_q; |
| wire [0:NUM_INP_REGS] inp_pipe_op_mod_q; |
| wire [0:NUM_INP_REGS] inp_pipe_tag_q; |
| wire [0:NUM_INP_REGS] inp_pipe_aux_q; |
| wire [0:NUM_INP_REGS] inp_pipe_valid_q; |
| wire [0:NUM_INP_REGS] inp_pipe_ready; |
| assign inp_pipe_operands_q[WIDTH * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3 : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3) + 2) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3 : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3) + 2) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1)))+:WIDTH * 3] = operands_i; |
| assign inp_pipe_is_boxed_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3+:3] = is_boxed_i; |
| assign inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3+:3] = rnd_mode_i; |
| assign inp_pipe_op_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS] = op_i; |
| assign inp_pipe_op_mod_q[0] = op_mod_i; |
| assign inp_pipe_tag_q[0] = tag_i; |
| assign inp_pipe_aux_q[0] = aux_i; |
| assign inp_pipe_valid_q[0] = in_valid_i; |
| assign in_ready_o = inp_pipe_ready[0]; |
| generate |
| genvar i; |
| for (i = 0; i < NUM_INP_REGS; i = i + 1) begin : gen_input_pipeline |
| wire reg_ena; |
| assign inp_pipe_ready[i] = inp_pipe_ready[i + 1] | ~inp_pipe_valid_q[i + 1]; |
| assign reg_ena = inp_pipe_ready[i] & inp_pipe_valid_q[i]; |
| end |
| endgenerate |
| wire [23:0] info_q; |
| fpnew_classifier #( |
| .FpFormat(FpFormat), |
| .NumOperands(3) |
| ) i_class_inputs( |
| .operands_i(inp_pipe_operands_q[WIDTH * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3 : ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) + 2) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3 : ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) + 2) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1)))+:WIDTH * 3]), |
| .is_boxed_i(inp_pipe_is_boxed_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3+:3]), |
| .info_o(info_q) |
| ); |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] operand_a; |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] operand_b; |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] operand_c; |
| reg [7:0] info_a; |
| reg [7:0] info_b; |
| reg [7:0] info_c; |
| localparam [0:0] fpnew_pkg_DONT_CARE = 1'b1; |
| localparam [3:0] fpnew_pkg_ADD = 2; |
| localparam [3:0] fpnew_pkg_FMADD = 0; |
| localparam [3:0] fpnew_pkg_FNMSUB = 1; |
| localparam [3:0] fpnew_pkg_MUL = 3; |
| function automatic [EXP_BITS - 1:0] sv2v_cast_93512; |
| input reg [EXP_BITS - 1:0] inp; |
| sv2v_cast_93512 = inp; |
| endfunction |
| function automatic [MAN_BITS - 1:0] sv2v_cast_2A6A2; |
| input reg [MAN_BITS - 1:0] inp; |
| sv2v_cast_2A6A2 = inp; |
| endfunction |
| always @(*) begin : op_select |
| operand_a = inp_pipe_operands_q[((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3 : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - (((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1))) * WIDTH+:WIDTH]; |
| operand_b = inp_pipe_operands_q[((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) + 1 : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - ((((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) + 1) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1))) * WIDTH+:WIDTH]; |
| operand_c = inp_pipe_operands_q[((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) ? ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) + 2 : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0) - ((((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3) + 2) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1))) * WIDTH+:WIDTH]; |
| info_a = info_q[0+:8]; |
| info_b = info_q[8+:8]; |
| info_c = info_q[16+:8]; |
| operand_c[1 + (EXP_BITS + (MAN_BITS - 1))] = operand_c[1 + (EXP_BITS + (MAN_BITS - 1))] ^ inp_pipe_op_mod_q[NUM_INP_REGS]; |
| case (inp_pipe_op_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS]) |
| fpnew_pkg_FMADD: |
| ; |
| fpnew_pkg_FNMSUB: operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] = ~operand_a[1 + (EXP_BITS + (MAN_BITS - 1))]; |
| fpnew_pkg_ADD: begin |
| operand_a = {1'b0, sv2v_cast_93512(BIAS), sv2v_cast_2A6A2(1'sb0)}; |
| info_a = 8'b10000001; |
| end |
| fpnew_pkg_MUL: begin |
| operand_c = {1'b1, sv2v_cast_93512(1'sb0), sv2v_cast_2A6A2(1'sb0)}; |
| info_c = 8'b00100001; |
| end |
| default: begin |
| operand_a = {fpnew_pkg_DONT_CARE, sv2v_cast_93512(fpnew_pkg_DONT_CARE), sv2v_cast_2A6A2(fpnew_pkg_DONT_CARE)}; |
| operand_b = {fpnew_pkg_DONT_CARE, sv2v_cast_93512(fpnew_pkg_DONT_CARE), sv2v_cast_2A6A2(fpnew_pkg_DONT_CARE)}; |
| operand_c = {fpnew_pkg_DONT_CARE, sv2v_cast_93512(fpnew_pkg_DONT_CARE), sv2v_cast_2A6A2(fpnew_pkg_DONT_CARE)}; |
| info_a = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| info_b = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| info_c = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| end |
| endcase |
| end |
| wire any_operand_inf; |
| wire any_operand_nan; |
| wire signalling_nan; |
| wire effective_subtraction; |
| wire tentative_sign; |
| assign any_operand_inf = |{info_a[4], info_b[4], info_c[4]}; |
| assign any_operand_nan = |{info_a[3], info_b[3], info_c[3]}; |
| assign signalling_nan = |{info_a[2], info_b[2], info_c[2]}; |
| assign effective_subtraction = (operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] ^ operand_b[1 + (EXP_BITS + (MAN_BITS - 1))]) ^ operand_c[1 + (EXP_BITS + (MAN_BITS - 1))]; |
| assign tentative_sign = operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] ^ operand_b[1 + (EXP_BITS + (MAN_BITS - 1))]; |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] special_result; |
| reg [4:0] special_status; |
| reg result_is_special; |
| always @(*) begin : special_cases |
| special_result = {1'b0, sv2v_cast_93512(1'sb1), sv2v_cast_2A6A2(2 ** (MAN_BITS - 1))}; |
| special_status = {5 {1'sb0}}; |
| result_is_special = 1'b0; |
| if ((info_a[4] && info_b[5]) || (info_a[5] && info_b[4])) begin |
| result_is_special = 1'b1; |
| special_status[4] = 1'b1; |
| end |
| else if (any_operand_nan) begin |
| result_is_special = 1'b1; |
| special_status[4] = signalling_nan; |
| end |
| else if (any_operand_inf) begin |
| result_is_special = 1'b1; |
| if (((info_a[4] || info_b[4]) && info_c[4]) && effective_subtraction) |
| special_status[4] = 1'b1; |
| else if (info_a[4] || info_b[4]) |
| special_result = {operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] ^ operand_b[1 + (EXP_BITS + (MAN_BITS - 1))], sv2v_cast_93512(1'sb1), sv2v_cast_2A6A2(1'sb0)}; |
| else if (info_c[4]) |
| special_result = {operand_c[1 + (EXP_BITS + (MAN_BITS - 1))], sv2v_cast_93512(1'sb1), sv2v_cast_2A6A2(1'sb0)}; |
| end |
| end |
| wire signed [EXP_WIDTH - 1:0] exponent_a; |
| wire signed [EXP_WIDTH - 1:0] exponent_b; |
| wire signed [EXP_WIDTH - 1:0] exponent_c; |
| wire signed [EXP_WIDTH - 1:0] exponent_addend; |
| wire signed [EXP_WIDTH - 1:0] exponent_product; |
| wire signed [EXP_WIDTH - 1:0] exponent_difference; |
| wire signed [EXP_WIDTH - 1:0] tentative_exponent; |
| assign exponent_a = $signed({1'b0, operand_a[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)]}); |
| assign exponent_b = $signed({1'b0, operand_b[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)]}); |
| assign exponent_c = $signed({1'b0, operand_c[EXP_BITS + (MAN_BITS - 1)-:((EXP_BITS + (MAN_BITS - 1)) >= MAN_BITS ? ((EXP_BITS + (MAN_BITS - 1)) - MAN_BITS) + 1 : (MAN_BITS - (EXP_BITS + (MAN_BITS - 1))) + 1)]}); |
| assign exponent_addend = $signed(exponent_c + $signed({1'b0, ~info_c[7]})); |
| assign exponent_product = (info_a[5] || info_b[5] ? 2 - $signed(BIAS) : $signed((((exponent_a + info_a[6]) + exponent_b) + info_b[6]) - $signed(BIAS))); |
| assign exponent_difference = exponent_addend - exponent_product; |
| assign tentative_exponent = (exponent_difference > 0 ? exponent_addend : exponent_product); |
| reg [SHIFT_AMOUNT_WIDTH - 1:0] addend_shamt; |
| always @(*) begin : addend_shift_amount |
| if (exponent_difference <= $signed((-2 * PRECISION_BITS) - 1)) |
| addend_shamt = (3 * PRECISION_BITS) + 4; |
| else if (exponent_difference <= $signed(PRECISION_BITS + 2)) |
| addend_shamt = $unsigned(($signed(PRECISION_BITS) + 3) - exponent_difference); |
| else |
| addend_shamt = 0; |
| end |
| wire [PRECISION_BITS - 1:0] mantissa_a; |
| wire [PRECISION_BITS - 1:0] mantissa_b; |
| wire [PRECISION_BITS - 1:0] mantissa_c; |
| wire [(2 * PRECISION_BITS) - 1:0] product; |
| wire [(3 * PRECISION_BITS) + 3:0] product_shifted; |
| assign mantissa_a = {info_a[7], operand_a[MAN_BITS - 1-:MAN_BITS]}; |
| assign mantissa_b = {info_b[7], operand_b[MAN_BITS - 1-:MAN_BITS]}; |
| assign mantissa_c = {info_c[7], operand_c[MAN_BITS - 1-:MAN_BITS]}; |
| assign product = mantissa_a * mantissa_b; |
| assign product_shifted = product << 2; |
| wire [(3 * PRECISION_BITS) + 3:0] addend_after_shift; |
| wire [PRECISION_BITS - 1:0] addend_sticky_bits; |
| wire sticky_before_add; |
| wire [(3 * PRECISION_BITS) + 3:0] addend_shifted; |
| wire inject_carry_in; |
| assign {addend_after_shift, addend_sticky_bits} = (mantissa_c << ((3 * PRECISION_BITS) + 4)) >> addend_shamt; |
| assign sticky_before_add = |addend_sticky_bits; |
| assign addend_shifted = (effective_subtraction ? ~addend_after_shift : addend_after_shift); |
| assign inject_carry_in = effective_subtraction & ~sticky_before_add; |
| wire [(3 * PRECISION_BITS) + 4:0] sum_raw; |
| wire sum_carry; |
| wire [(3 * PRECISION_BITS) + 3:0] sum; |
| wire final_sign; |
| assign sum_raw = (product_shifted + addend_shifted) + inject_carry_in; |
| assign sum_carry = sum_raw[(3 * PRECISION_BITS) + 4]; |
| assign sum = (effective_subtraction && ~sum_carry ? -sum_raw : sum_raw); |
| assign final_sign = (effective_subtraction && (sum_carry == tentative_sign) ? 1'b1 : (effective_subtraction ? 1'b0 : tentative_sign)); |
| wire effective_subtraction_q; |
| wire signed [EXP_WIDTH - 1:0] exponent_product_q; |
| wire signed [EXP_WIDTH - 1:0] exponent_difference_q; |
| wire signed [EXP_WIDTH - 1:0] tentative_exponent_q; |
| wire [SHIFT_AMOUNT_WIDTH - 1:0] addend_shamt_q; |
| wire sticky_before_add_q; |
| wire [(3 * PRECISION_BITS) + 3:0] sum_q; |
| wire final_sign_q; |
| wire [2:0] rnd_mode_q; |
| wire result_is_special_q; |
| wire [((1 + EXP_BITS) + MAN_BITS) - 1:0] special_result_q; |
| wire [4:0] special_status_q; |
| wire [0:NUM_MID_REGS] mid_pipe_eff_sub_q; |
| wire signed [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * EXP_WIDTH) + ((NUM_MID_REGS * EXP_WIDTH) - 1) : ((NUM_MID_REGS + 1) * EXP_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * EXP_WIDTH : 0)] mid_pipe_exp_prod_q; |
| wire signed [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * EXP_WIDTH) + ((NUM_MID_REGS * EXP_WIDTH) - 1) : ((NUM_MID_REGS + 1) * EXP_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * EXP_WIDTH : 0)] mid_pipe_exp_diff_q; |
| wire signed [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * EXP_WIDTH) + ((NUM_MID_REGS * EXP_WIDTH) - 1) : ((NUM_MID_REGS + 1) * EXP_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * EXP_WIDTH : 0)] mid_pipe_tent_exp_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * SHIFT_AMOUNT_WIDTH) + ((NUM_MID_REGS * SHIFT_AMOUNT_WIDTH) - 1) : ((NUM_MID_REGS + 1) * SHIFT_AMOUNT_WIDTH) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * SHIFT_AMOUNT_WIDTH : 0)] mid_pipe_add_shamt_q; |
| wire [0:NUM_MID_REGS] mid_pipe_sticky_q; |
| wire [(0 >= NUM_MID_REGS ? (((3 * PRECISION_BITS) + 3) >= 0 ? ((1 - NUM_MID_REGS) * ((3 * PRECISION_BITS) + 4)) + ((NUM_MID_REGS * ((3 * PRECISION_BITS) + 4)) - 1) : ((1 - NUM_MID_REGS) * (1 - ((3 * PRECISION_BITS) + 3))) + ((((3 * PRECISION_BITS) + 3) + (NUM_MID_REGS * (1 - ((3 * PRECISION_BITS) + 3)))) - 1)) : (((3 * PRECISION_BITS) + 3) >= 0 ? ((NUM_MID_REGS + 1) * ((3 * PRECISION_BITS) + 4)) - 1 : ((NUM_MID_REGS + 1) * (1 - ((3 * PRECISION_BITS) + 3))) + ((3 * PRECISION_BITS) + 2))):(0 >= NUM_MID_REGS ? (((3 * PRECISION_BITS) + 3) >= 0 ? NUM_MID_REGS * ((3 * PRECISION_BITS) + 4) : ((3 * PRECISION_BITS) + 3) + (NUM_MID_REGS * (1 - ((3 * PRECISION_BITS) + 3)))) : (((3 * PRECISION_BITS) + 3) >= 0 ? 0 : (3 * PRECISION_BITS) + 3))] mid_pipe_sum_q; |
| wire [0:NUM_MID_REGS] mid_pipe_final_sign_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * 3) + ((NUM_MID_REGS * 3) - 1) : ((NUM_MID_REGS + 1) * 3) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * 3 : 0)] mid_pipe_rnd_mode_q; |
| wire [0:NUM_MID_REGS] mid_pipe_res_is_spec_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * ((1 + EXP_BITS) + MAN_BITS)) + ((NUM_MID_REGS * ((1 + EXP_BITS) + MAN_BITS)) - 1) : ((NUM_MID_REGS + 1) * ((1 + EXP_BITS) + MAN_BITS)) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * ((1 + EXP_BITS) + MAN_BITS) : 0)] mid_pipe_spec_res_q; |
| wire [(0 >= NUM_MID_REGS ? ((1 - NUM_MID_REGS) * 5) + ((NUM_MID_REGS * 5) - 1) : ((NUM_MID_REGS + 1) * 5) - 1):(0 >= NUM_MID_REGS ? NUM_MID_REGS * 5 : 0)] mid_pipe_spec_stat_q; |
| wire [0:NUM_MID_REGS] mid_pipe_tag_q; |
| wire [0:NUM_MID_REGS] mid_pipe_aux_q; |
| wire [0:NUM_MID_REGS] mid_pipe_valid_q; |
| wire [0:NUM_MID_REGS] mid_pipe_ready; |
| assign mid_pipe_eff_sub_q[0] = effective_subtraction; |
| assign mid_pipe_exp_prod_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH] = exponent_product; |
| assign mid_pipe_exp_diff_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH] = exponent_difference; |
| assign mid_pipe_tent_exp_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH] = tentative_exponent; |
| assign mid_pipe_add_shamt_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * SHIFT_AMOUNT_WIDTH+:SHIFT_AMOUNT_WIDTH] = addend_shamt; |
| assign mid_pipe_sticky_q[0] = sticky_before_add; |
| assign mid_pipe_sum_q[(((3 * PRECISION_BITS) + 3) >= 0 ? 0 : (3 * PRECISION_BITS) + 3) + ((0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * (((3 * PRECISION_BITS) + 3) >= 0 ? (3 * PRECISION_BITS) + 4 : 1 - ((3 * PRECISION_BITS) + 3)))+:(((3 * PRECISION_BITS) + 3) >= 0 ? (3 * PRECISION_BITS) + 4 : 1 - ((3 * PRECISION_BITS) + 3))] = sum; |
| assign mid_pipe_final_sign_q[0] = final_sign; |
| assign mid_pipe_rnd_mode_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * 3+:3] = inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3+:3]; |
| assign mid_pipe_res_is_spec_q[0] = result_is_special; |
| assign mid_pipe_spec_res_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * ((1 + EXP_BITS) + MAN_BITS)+:(1 + EXP_BITS) + MAN_BITS] = special_result; |
| assign mid_pipe_spec_stat_q[(0 >= NUM_MID_REGS ? 0 : NUM_MID_REGS) * 5+:5] = special_status; |
| assign mid_pipe_tag_q[0] = inp_pipe_tag_q[NUM_INP_REGS]; |
| assign mid_pipe_aux_q[0] = inp_pipe_aux_q[NUM_INP_REGS]; |
| assign mid_pipe_valid_q[0] = inp_pipe_valid_q[NUM_INP_REGS]; |
| assign inp_pipe_ready[NUM_INP_REGS] = mid_pipe_ready[0]; |
| generate |
| for (i = 0; i < NUM_MID_REGS; i = i + 1) begin : gen_inside_pipeline |
| wire reg_ena; |
| assign mid_pipe_ready[i] = mid_pipe_ready[i + 1] | ~mid_pipe_valid_q[i + 1]; |
| assign reg_ena = mid_pipe_ready[i] & mid_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign effective_subtraction_q = mid_pipe_eff_sub_q[NUM_MID_REGS]; |
| assign exponent_product_q = mid_pipe_exp_prod_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH]; |
| assign exponent_difference_q = mid_pipe_exp_diff_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH]; |
| assign tentative_exponent_q = mid_pipe_tent_exp_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * EXP_WIDTH+:EXP_WIDTH]; |
| assign addend_shamt_q = mid_pipe_add_shamt_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * SHIFT_AMOUNT_WIDTH+:SHIFT_AMOUNT_WIDTH]; |
| assign sticky_before_add_q = mid_pipe_sticky_q[NUM_MID_REGS]; |
| assign sum_q = mid_pipe_sum_q[(((3 * PRECISION_BITS) + 3) >= 0 ? 0 : (3 * PRECISION_BITS) + 3) + ((0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * (((3 * PRECISION_BITS) + 3) >= 0 ? (3 * PRECISION_BITS) + 4 : 1 - ((3 * PRECISION_BITS) + 3)))+:(((3 * PRECISION_BITS) + 3) >= 0 ? (3 * PRECISION_BITS) + 4 : 1 - ((3 * PRECISION_BITS) + 3))]; |
| assign final_sign_q = mid_pipe_final_sign_q[NUM_MID_REGS]; |
| assign rnd_mode_q = mid_pipe_rnd_mode_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * 3+:3]; |
| assign result_is_special_q = mid_pipe_res_is_spec_q[NUM_MID_REGS]; |
| assign special_result_q = mid_pipe_spec_res_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * ((1 + EXP_BITS) + MAN_BITS)+:(1 + EXP_BITS) + MAN_BITS]; |
| assign special_status_q = mid_pipe_spec_stat_q[(0 >= NUM_MID_REGS ? NUM_MID_REGS : NUM_MID_REGS - NUM_MID_REGS) * 5+:5]; |
| wire [LOWER_SUM_WIDTH - 1:0] sum_lower; |
| wire [LZC_RESULT_WIDTH - 1:0] leading_zero_count; |
| wire signed [LZC_RESULT_WIDTH:0] leading_zero_count_sgn; |
| wire lzc_zeroes; |
| reg [SHIFT_AMOUNT_WIDTH - 1:0] norm_shamt; |
| reg signed [EXP_WIDTH - 1:0] normalized_exponent; |
| wire [(3 * PRECISION_BITS) + 4:0] sum_shifted; |
| reg [PRECISION_BITS:0] final_mantissa; |
| reg [(2 * PRECISION_BITS) + 2:0] sum_sticky_bits; |
| wire sticky_after_norm; |
| reg signed [EXP_WIDTH - 1:0] final_exponent; |
| assign sum_lower = sum_q[LOWER_SUM_WIDTH - 1:0]; |
| lzc #( |
| .WIDTH(LOWER_SUM_WIDTH), |
| .MODE(1) |
| ) i_lzc( |
| .in_i(sum_lower), |
| .cnt_o(leading_zero_count), |
| .empty_o(lzc_zeroes) |
| ); |
| assign leading_zero_count_sgn = $signed({1'b0, leading_zero_count}); |
| always @(*) begin : norm_shift_amount |
| if ((exponent_difference_q <= 0) || (effective_subtraction_q && (exponent_difference_q <= 2))) begin |
| if ((((exponent_product_q - leading_zero_count_sgn) + 1) >= 0) && !lzc_zeroes) begin |
| norm_shamt = (PRECISION_BITS + 2) + leading_zero_count; |
| normalized_exponent = (exponent_product_q - leading_zero_count_sgn) + 1; |
| end |
| else begin |
| norm_shamt = $unsigned(($signed(PRECISION_BITS) + 2) + exponent_product_q); |
| normalized_exponent = 0; |
| end |
| end |
| else begin |
| norm_shamt = addend_shamt_q; |
| normalized_exponent = tentative_exponent_q; |
| end |
| end |
| assign sum_shifted = sum_q << norm_shamt; |
| always @(*) begin : small_norm |
| {final_mantissa[23:0], sum_sticky_bits} = sum_shifted; |
| final_exponent = normalized_exponent; |
| if (sum_shifted[(3 * PRECISION_BITS) + 4]) begin |
| {final_mantissa, sum_sticky_bits} = sum_shifted >> 1; |
| final_exponent = normalized_exponent + 1; |
| end |
| else if (sum_shifted[(3 * PRECISION_BITS) + 3]) |
| ; |
| else if (normalized_exponent > 1) begin |
| {final_mantissa, sum_sticky_bits} = sum_shifted << 1; |
| final_exponent = normalized_exponent - 1; |
| end |
| else |
| final_exponent = {EXP_WIDTH {1'sb0}}; |
| end |
| assign sticky_after_norm = |{sum_sticky_bits} | sticky_before_add_q; |
| wire pre_round_sign; |
| wire [EXP_BITS - 1:0] pre_round_exponent; |
| wire [MAN_BITS - 1:0] pre_round_mantissa; |
| wire [(EXP_BITS + MAN_BITS) - 1:0] pre_round_abs; |
| wire [1:0] round_sticky_bits; |
| wire of_before_round; |
| wire of_after_round; |
| wire uf_before_round; |
| wire uf_after_round; |
| wire result_zero; |
| wire rounded_sign; |
| wire [(EXP_BITS + MAN_BITS) - 1:0] rounded_abs; |
| assign of_before_round = final_exponent >= ((2 ** EXP_BITS) - 1); |
| assign uf_before_round = final_exponent == 0; |
| assign pre_round_sign = final_sign_q; |
| assign pre_round_exponent = (of_before_round ? (2 ** EXP_BITS) - 2 : $unsigned(final_exponent[EXP_BITS - 1:0])); |
| assign pre_round_mantissa = (of_before_round ? {MAN_BITS {1'sb1}} : final_mantissa[MAN_BITS:1]); |
| assign pre_round_abs = {pre_round_exponent, pre_round_mantissa}; |
| assign round_sticky_bits = (of_before_round ? 2'b11 : {final_mantissa[0], sticky_after_norm}); |
| fpnew_rounding #(.AbsWidth(EXP_BITS + MAN_BITS)) i_fpnew_rounding( |
| .abs_value_i(pre_round_abs), |
| .sign_i(pre_round_sign), |
| .round_sticky_bits_i(round_sticky_bits), |
| .rnd_mode_i(rnd_mode_q), |
| .effective_subtraction_i(effective_subtraction_q), |
| .abs_rounded_o(rounded_abs), |
| .sign_o(rounded_sign), |
| .exact_zero_o(result_zero) |
| ); |
| assign uf_after_round = rounded_abs[(EXP_BITS + MAN_BITS) - 1:MAN_BITS] == {(((EXP_BITS + MAN_BITS) - 1) >= MAN_BITS ? (((EXP_BITS + MAN_BITS) - 1) - MAN_BITS) + 1 : (MAN_BITS - ((EXP_BITS + MAN_BITS) - 1)) + 1) {1'sb0}}; |
| assign of_after_round = rounded_abs[(EXP_BITS + MAN_BITS) - 1:MAN_BITS] == {(((EXP_BITS + MAN_BITS) - 1) >= MAN_BITS ? (((EXP_BITS + MAN_BITS) - 1) - MAN_BITS) + 1 : (MAN_BITS - ((EXP_BITS + MAN_BITS) - 1)) + 1) {1'sb1}}; |
| wire [WIDTH - 1:0] regular_result; |
| wire [4:0] regular_status; |
| assign regular_result = {rounded_sign, rounded_abs}; |
| assign regular_status[4] = 1'b0; |
| assign regular_status[3] = 1'b0; |
| assign regular_status[2] = of_before_round | of_after_round; |
| assign regular_status[1] = uf_after_round & regular_status[0]; |
| assign regular_status[0] = (|round_sticky_bits | of_before_round) | of_after_round; |
| wire [((1 + EXP_BITS) + MAN_BITS) - 1:0] result_d; |
| wire [4:0] status_d; |
| assign result_d = (result_is_special_q ? special_result_q : regular_result); |
| assign status_d = (result_is_special_q ? special_status_q : regular_status); |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * ((1 + EXP_BITS) + MAN_BITS)) + ((NUM_OUT_REGS * ((1 + EXP_BITS) + MAN_BITS)) - 1) : ((NUM_OUT_REGS + 1) * ((1 + EXP_BITS) + MAN_BITS)) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * ((1 + EXP_BITS) + MAN_BITS) : 0)] out_pipe_result_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * 5) + ((NUM_OUT_REGS * 5) - 1) : ((NUM_OUT_REGS + 1) * 5) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * 5 : 0)] out_pipe_status_q; |
| wire [0:NUM_OUT_REGS] out_pipe_tag_q; |
| wire [0:NUM_OUT_REGS] out_pipe_aux_q; |
| wire [0:NUM_OUT_REGS] out_pipe_valid_q; |
| wire [0:NUM_OUT_REGS] out_pipe_ready; |
| assign out_pipe_result_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * ((1 + EXP_BITS) + MAN_BITS)+:(1 + EXP_BITS) + MAN_BITS] = result_d; |
| assign out_pipe_status_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * 5+:5] = status_d; |
| assign out_pipe_tag_q[0] = mid_pipe_tag_q[NUM_MID_REGS]; |
| assign out_pipe_aux_q[0] = mid_pipe_aux_q[NUM_MID_REGS]; |
| assign out_pipe_valid_q[0] = mid_pipe_valid_q[NUM_MID_REGS]; |
| assign mid_pipe_ready[NUM_MID_REGS] = out_pipe_ready[0]; |
| generate |
| for (i = 0; i < NUM_OUT_REGS; i = i + 1) begin : gen_output_pipeline |
| wire reg_ena; |
| assign out_pipe_ready[i] = out_pipe_ready[i + 1] | ~out_pipe_valid_q[i + 1]; |
| assign reg_ena = out_pipe_ready[i] & out_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign out_pipe_ready[NUM_OUT_REGS] = out_ready_i; |
| assign result_o = out_pipe_result_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * ((1 + EXP_BITS) + MAN_BITS)+:(1 + EXP_BITS) + MAN_BITS]; |
| assign status_o = out_pipe_status_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * 5+:5]; |
| assign extension_bit_o = 1'b1; |
| assign tag_o = out_pipe_tag_q[NUM_OUT_REGS]; |
| assign aux_o = out_pipe_aux_q[NUM_OUT_REGS]; |
| assign out_valid_o = out_pipe_valid_q[NUM_OUT_REGS]; |
| assign busy_o = |{inp_pipe_valid_q, mid_pipe_valid_q, out_pipe_valid_q}; |
| endmodule |
| module fpnew_noncomp_6DFAC ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| tag_i, |
| aux_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| class_mask_o, |
| is_class_o, |
| tag_o, |
| aux_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| function automatic [1:0] sv2v_cast_F7742; |
| input reg [1:0] inp; |
| sv2v_cast_F7742 = inp; |
| endfunction |
| parameter [1:0] FpFormat = sv2v_cast_F7742(0); |
| parameter [31:0] NumPipeRegs = 0; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| parameter [1:0] PipeConfig = fpnew_pkg_BEFORE; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| localparam [31:0] WIDTH = fpnew_pkg_fp_width(FpFormat); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(2 * WIDTH) - 1:0] operands_i; |
| input wire [1:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| input wire tag_i; |
| input wire aux_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [WIDTH - 1:0] result_o; |
| output wire [4:0] status_o; |
| output wire extension_bit_o; |
| output wire [9:0] class_mask_o; |
| output wire is_class_o; |
| output wire tag_o; |
| output wire aux_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| function automatic [31:0] fpnew_pkg_exp_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_exp_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32]; |
| endfunction |
| localparam [31:0] EXP_BITS = fpnew_pkg_exp_bits(FpFormat); |
| function automatic [31:0] fpnew_pkg_man_bits; |
| input reg [1:0] fmt; |
| fpnew_pkg_man_bits = fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]; |
| endfunction |
| localparam [31:0] MAN_BITS = fpnew_pkg_man_bits(FpFormat); |
| localparam [1:0] fpnew_pkg_DISTRIBUTED = 3; |
| localparam [1:0] fpnew_pkg_INSIDE = 2; |
| localparam NUM_INP_REGS = ((PipeConfig == fpnew_pkg_BEFORE) || (PipeConfig == fpnew_pkg_INSIDE) ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? (NumPipeRegs + 1) / 2 : 0)); |
| localparam [1:0] fpnew_pkg_AFTER = 1; |
| localparam NUM_OUT_REGS = (PipeConfig == fpnew_pkg_AFTER ? NumPipeRegs : (PipeConfig == fpnew_pkg_DISTRIBUTED ? NumPipeRegs / 2 : 0)); |
| wire [((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? ((((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) - (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0)) + 1) * WIDTH) + (((0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) * WIDTH) - 1) : ((((0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1)) + 1) * WIDTH) + (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) * WIDTH) - 1)):((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) * WIDTH : (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) * WIDTH)] inp_pipe_operands_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0)] inp_pipe_is_boxed_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 3) + ((NUM_INP_REGS * 3) - 1) : ((NUM_INP_REGS + 1) * 3) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * 3 : 0)] inp_pipe_rnd_mode_q; |
| wire [(0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * fpnew_pkg_OP_BITS) + ((NUM_INP_REGS * fpnew_pkg_OP_BITS) - 1) : ((NUM_INP_REGS + 1) * fpnew_pkg_OP_BITS) - 1):(0 >= NUM_INP_REGS ? NUM_INP_REGS * fpnew_pkg_OP_BITS : 0)] inp_pipe_op_q; |
| wire [0:NUM_INP_REGS] inp_pipe_op_mod_q; |
| wire [0:NUM_INP_REGS] inp_pipe_tag_q; |
| wire [0:NUM_INP_REGS] inp_pipe_aux_q; |
| wire [0:NUM_INP_REGS] inp_pipe_valid_q; |
| wire [0:NUM_INP_REGS] inp_pipe_ready; |
| assign inp_pipe_operands_q[WIDTH * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2 : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2) + 1) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2 : ((0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2) + 1) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1)))+:WIDTH * 2] = operands_i; |
| assign inp_pipe_is_boxed_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 2+:2] = is_boxed_i; |
| assign inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * 3+:3] = rnd_mode_i; |
| assign inp_pipe_op_q[(0 >= NUM_INP_REGS ? 0 : NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS] = op_i; |
| assign inp_pipe_op_mod_q[0] = op_mod_i; |
| assign inp_pipe_tag_q[0] = tag_i; |
| assign inp_pipe_aux_q[0] = aux_i; |
| assign inp_pipe_valid_q[0] = in_valid_i; |
| assign in_ready_o = inp_pipe_ready[0]; |
| generate |
| genvar i; |
| for (i = 0; i < NUM_INP_REGS; i = i + 1) begin : gen_input_pipeline |
| wire reg_ena; |
| assign inp_pipe_ready[i] = inp_pipe_ready[i + 1] | ~inp_pipe_valid_q[i + 1]; |
| assign reg_ena = inp_pipe_ready[i] & inp_pipe_valid_q[i]; |
| end |
| endgenerate |
| wire [15:0] info_q; |
| fpnew_classifier #( |
| .FpFormat(FpFormat), |
| .NumOperands(2) |
| ) i_class_a( |
| .operands_i(inp_pipe_operands_q[WIDTH * ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? ((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2 : ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2) + 1) : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) - (((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2 : ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2) + 1) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1)))+:WIDTH * 2]), |
| .is_boxed_i(inp_pipe_is_boxed_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2+:2]), |
| .info_o(info_q) |
| ); |
| wire [((1 + EXP_BITS) + MAN_BITS) - 1:0] operand_a; |
| wire [((1 + EXP_BITS) + MAN_BITS) - 1:0] operand_b; |
| wire [7:0] info_a; |
| wire [7:0] info_b; |
| assign operand_a = inp_pipe_operands_q[((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? (0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2 : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) - (((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1))) * WIDTH+:WIDTH]; |
| assign operand_b = inp_pipe_operands_q[((0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1) >= (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) ? ((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2) + 1 : (0 >= NUM_INP_REGS ? NUM_INP_REGS * 2 : 0) - ((((0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 2) + 1) - (0 >= NUM_INP_REGS ? ((1 - NUM_INP_REGS) * 2) + ((NUM_INP_REGS * 2) - 1) : ((NUM_INP_REGS + 1) * 2) - 1))) * WIDTH+:WIDTH]; |
| assign info_a = info_q[0+:8]; |
| assign info_b = info_q[8+:8]; |
| wire any_operand_inf; |
| wire any_operand_nan; |
| wire signalling_nan; |
| assign any_operand_inf = |{info_a[4], info_b[4]}; |
| assign any_operand_nan = |{info_a[3], info_b[3]}; |
| assign signalling_nan = |{info_a[2], info_b[2]}; |
| wire operands_equal; |
| wire operand_a_smaller; |
| assign operands_equal = (operand_a == operand_b) || (info_a[5] && info_b[5]); |
| assign operand_a_smaller = (operand_a < operand_b) ^ (operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] || operand_b[1 + (EXP_BITS + (MAN_BITS - 1))]); |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] sgnj_result; |
| wire [4:0] sgnj_status; |
| wire sgnj_extension_bit; |
| localparam [0:0] fpnew_pkg_DONT_CARE = 1'b1; |
| localparam [2:0] fpnew_pkg_RDN = 3'b010; |
| localparam [2:0] fpnew_pkg_RNE = 3'b000; |
| localparam [2:0] fpnew_pkg_RTZ = 3'b001; |
| localparam [2:0] fpnew_pkg_RUP = 3'b011; |
| function automatic [EXP_BITS - 1:0] sv2v_cast_92F9C; |
| input reg [EXP_BITS - 1:0] inp; |
| sv2v_cast_92F9C = inp; |
| endfunction |
| function automatic [MAN_BITS - 1:0] sv2v_cast_5145F; |
| input reg [MAN_BITS - 1:0] inp; |
| sv2v_cast_5145F = inp; |
| endfunction |
| always @(*) begin : sign_injections |
| reg sign_a; |
| reg sign_b; |
| sgnj_result = operand_a; |
| if (!info_a[0]) |
| sgnj_result = {1'b0, sv2v_cast_92F9C(1'sb1), sv2v_cast_5145F(2 ** (MAN_BITS - 1))}; |
| sign_a = operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] & info_a[0]; |
| sign_b = operand_b[1 + (EXP_BITS + (MAN_BITS - 1))] & info_b[0]; |
| case (inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3+:3]) |
| fpnew_pkg_RNE: sgnj_result[1 + (EXP_BITS + (MAN_BITS - 1))] = sign_b; |
| fpnew_pkg_RTZ: sgnj_result[1 + (EXP_BITS + (MAN_BITS - 1))] = ~sign_b; |
| fpnew_pkg_RDN: sgnj_result[1 + (EXP_BITS + (MAN_BITS - 1))] = sign_a ^ sign_b; |
| fpnew_pkg_RUP: sgnj_result = operand_a; |
| default: sgnj_result = {fpnew_pkg_DONT_CARE, sv2v_cast_92F9C(fpnew_pkg_DONT_CARE), sv2v_cast_5145F(fpnew_pkg_DONT_CARE)}; |
| endcase |
| end |
| assign sgnj_status = {5 {1'sb0}}; |
| assign sgnj_extension_bit = (inp_pipe_op_mod_q[NUM_INP_REGS] ? sgnj_result[1 + (EXP_BITS + (MAN_BITS - 1))] : 1'b1); |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] minmax_result; |
| reg [4:0] minmax_status; |
| wire minmax_extension_bit; |
| always @(*) begin : min_max |
| minmax_status = {5 {1'sb0}}; |
| minmax_status[4] = signalling_nan; |
| if (info_a[3] && info_b[3]) |
| minmax_result = {1'b0, sv2v_cast_92F9C(1'sb1), sv2v_cast_5145F(2 ** (MAN_BITS - 1))}; |
| else if (info_a[3]) |
| minmax_result = operand_b; |
| else if (info_b[3]) |
| minmax_result = operand_a; |
| else |
| case (inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3+:3]) |
| fpnew_pkg_RNE: minmax_result = (operand_a_smaller ? operand_a : operand_b); |
| fpnew_pkg_RTZ: minmax_result = (operand_a_smaller ? operand_b : operand_a); |
| default: minmax_result = {fpnew_pkg_DONT_CARE, sv2v_cast_92F9C(fpnew_pkg_DONT_CARE), sv2v_cast_5145F(fpnew_pkg_DONT_CARE)}; |
| endcase |
| end |
| assign minmax_extension_bit = 1'b1; |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] cmp_result; |
| reg [4:0] cmp_status; |
| wire cmp_extension_bit; |
| always @(*) begin : comparisons |
| cmp_result = {(1 + EXP_BITS) + MAN_BITS {1'sb0}}; |
| cmp_status = {5 {1'sb0}}; |
| if (signalling_nan) |
| cmp_status[4] = 1'b1; |
| else |
| case (inp_pipe_rnd_mode_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * 3+:3]) |
| fpnew_pkg_RNE: |
| if (any_operand_nan) |
| cmp_status[4] = 1'b1; |
| else |
| cmp_result = (operand_a_smaller | operands_equal) ^ inp_pipe_op_mod_q[NUM_INP_REGS]; |
| fpnew_pkg_RTZ: |
| if (any_operand_nan) |
| cmp_status[4] = 1'b1; |
| else |
| cmp_result = (operand_a_smaller & ~operands_equal) ^ inp_pipe_op_mod_q[NUM_INP_REGS]; |
| fpnew_pkg_RDN: |
| if (any_operand_nan) |
| cmp_result = inp_pipe_op_mod_q[NUM_INP_REGS]; |
| else |
| cmp_result = operands_equal ^ inp_pipe_op_mod_q[NUM_INP_REGS]; |
| default: cmp_result = {fpnew_pkg_DONT_CARE, sv2v_cast_92F9C(fpnew_pkg_DONT_CARE), sv2v_cast_5145F(fpnew_pkg_DONT_CARE)}; |
| endcase |
| end |
| assign cmp_extension_bit = 1'b0; |
| wire [4:0] class_status; |
| wire class_extension_bit; |
| reg [9:0] class_mask_d; |
| localparam [9:0] fpnew_pkg_NEGINF = 10'b0000000001; |
| localparam [9:0] fpnew_pkg_NEGNORM = 10'b0000000010; |
| localparam [9:0] fpnew_pkg_NEGSUBNORM = 10'b0000000100; |
| localparam [9:0] fpnew_pkg_NEGZERO = 10'b0000001000; |
| localparam [9:0] fpnew_pkg_POSINF = 10'b0010000000; |
| localparam [9:0] fpnew_pkg_POSNORM = 10'b0001000000; |
| localparam [9:0] fpnew_pkg_POSSUBNORM = 10'b0000100000; |
| localparam [9:0] fpnew_pkg_POSZERO = 10'b0000010000; |
| localparam [9:0] fpnew_pkg_QNAN = 10'b1000000000; |
| localparam [9:0] fpnew_pkg_SNAN = 10'b0100000000; |
| always @(*) begin : classify |
| if (info_a[7]) |
| class_mask_d = (operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] ? fpnew_pkg_NEGNORM : fpnew_pkg_POSNORM); |
| else if (info_a[6]) |
| class_mask_d = (operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] ? fpnew_pkg_NEGSUBNORM : fpnew_pkg_POSSUBNORM); |
| else if (info_a[5]) |
| class_mask_d = (operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] ? fpnew_pkg_NEGZERO : fpnew_pkg_POSZERO); |
| else if (info_a[4]) |
| class_mask_d = (operand_a[1 + (EXP_BITS + (MAN_BITS - 1))] ? fpnew_pkg_NEGINF : fpnew_pkg_POSINF); |
| else if (info_a[3]) |
| class_mask_d = (info_a[2] ? fpnew_pkg_SNAN : fpnew_pkg_QNAN); |
| else |
| class_mask_d = fpnew_pkg_QNAN; |
| end |
| assign class_status = {5 {1'sb0}}; |
| assign class_extension_bit = 1'b0; |
| reg [((1 + EXP_BITS) + MAN_BITS) - 1:0] result_d; |
| reg [4:0] status_d; |
| reg extension_bit_d; |
| wire is_class_d; |
| localparam [3:0] fpnew_pkg_CLASSIFY = 9; |
| localparam [3:0] fpnew_pkg_CMP = 8; |
| localparam [3:0] fpnew_pkg_MINMAX = 7; |
| localparam [3:0] fpnew_pkg_SGNJ = 6; |
| always @(*) begin : select_result |
| case (inp_pipe_op_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS]) |
| fpnew_pkg_SGNJ: begin |
| result_d = sgnj_result; |
| status_d = sgnj_status; |
| extension_bit_d = sgnj_extension_bit; |
| end |
| fpnew_pkg_MINMAX: begin |
| result_d = minmax_result; |
| status_d = minmax_status; |
| extension_bit_d = minmax_extension_bit; |
| end |
| fpnew_pkg_CMP: begin |
| result_d = cmp_result; |
| status_d = cmp_status; |
| extension_bit_d = cmp_extension_bit; |
| end |
| fpnew_pkg_CLASSIFY: begin |
| result_d = {fpnew_pkg_DONT_CARE, sv2v_cast_92F9C(fpnew_pkg_DONT_CARE), sv2v_cast_5145F(fpnew_pkg_DONT_CARE)}; |
| status_d = class_status; |
| extension_bit_d = class_extension_bit; |
| end |
| default: begin |
| result_d = {fpnew_pkg_DONT_CARE, sv2v_cast_92F9C(fpnew_pkg_DONT_CARE), sv2v_cast_5145F(fpnew_pkg_DONT_CARE)}; |
| status_d = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| extension_bit_d = fpnew_pkg_DONT_CARE; |
| end |
| endcase |
| end |
| assign is_class_d = inp_pipe_op_q[(0 >= NUM_INP_REGS ? NUM_INP_REGS : NUM_INP_REGS - NUM_INP_REGS) * fpnew_pkg_OP_BITS+:fpnew_pkg_OP_BITS] == fpnew_pkg_CLASSIFY; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * ((1 + EXP_BITS) + MAN_BITS)) + ((NUM_OUT_REGS * ((1 + EXP_BITS) + MAN_BITS)) - 1) : ((NUM_OUT_REGS + 1) * ((1 + EXP_BITS) + MAN_BITS)) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * ((1 + EXP_BITS) + MAN_BITS) : 0)] out_pipe_result_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * 5) + ((NUM_OUT_REGS * 5) - 1) : ((NUM_OUT_REGS + 1) * 5) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * 5 : 0)] out_pipe_status_q; |
| wire [0:NUM_OUT_REGS] out_pipe_extension_bit_q; |
| wire [(0 >= NUM_OUT_REGS ? ((1 - NUM_OUT_REGS) * 10) + ((NUM_OUT_REGS * 10) - 1) : ((NUM_OUT_REGS + 1) * 10) - 1):(0 >= NUM_OUT_REGS ? NUM_OUT_REGS * 10 : 0)] out_pipe_class_mask_q; |
| wire [0:NUM_OUT_REGS] out_pipe_is_class_q; |
| wire [0:NUM_OUT_REGS] out_pipe_tag_q; |
| wire [0:NUM_OUT_REGS] out_pipe_aux_q; |
| wire [0:NUM_OUT_REGS] out_pipe_valid_q; |
| wire [0:NUM_OUT_REGS] out_pipe_ready; |
| assign out_pipe_result_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * ((1 + EXP_BITS) + MAN_BITS)+:(1 + EXP_BITS) + MAN_BITS] = result_d; |
| assign out_pipe_status_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * 5+:5] = status_d; |
| assign out_pipe_extension_bit_q[0] = extension_bit_d; |
| assign out_pipe_class_mask_q[(0 >= NUM_OUT_REGS ? 0 : NUM_OUT_REGS) * 10+:10] = class_mask_d; |
| assign out_pipe_is_class_q[0] = is_class_d; |
| assign out_pipe_tag_q[0] = inp_pipe_tag_q[NUM_INP_REGS]; |
| assign out_pipe_aux_q[0] = inp_pipe_aux_q[NUM_INP_REGS]; |
| assign out_pipe_valid_q[0] = inp_pipe_valid_q[NUM_INP_REGS]; |
| assign inp_pipe_ready[NUM_INP_REGS] = out_pipe_ready[0]; |
| generate |
| for (i = 0; i < NUM_OUT_REGS; i = i + 1) begin : gen_output_pipeline |
| wire reg_ena; |
| assign out_pipe_ready[i] = out_pipe_ready[i + 1] | ~out_pipe_valid_q[i + 1]; |
| assign reg_ena = out_pipe_ready[i] & out_pipe_valid_q[i]; |
| end |
| endgenerate |
| assign out_pipe_ready[NUM_OUT_REGS] = out_ready_i; |
| assign result_o = out_pipe_result_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * ((1 + EXP_BITS) + MAN_BITS)+:(1 + EXP_BITS) + MAN_BITS]; |
| assign status_o = out_pipe_status_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * 5+:5]; |
| assign extension_bit_o = out_pipe_extension_bit_q[NUM_OUT_REGS]; |
| assign class_mask_o = out_pipe_class_mask_q[(0 >= NUM_OUT_REGS ? NUM_OUT_REGS : NUM_OUT_REGS - NUM_OUT_REGS) * 10+:10]; |
| assign is_class_o = out_pipe_is_class_q[NUM_OUT_REGS]; |
| assign tag_o = out_pipe_tag_q[NUM_OUT_REGS]; |
| assign aux_o = out_pipe_aux_q[NUM_OUT_REGS]; |
| assign out_valid_o = out_pipe_valid_q[NUM_OUT_REGS]; |
| assign busy_o = |{inp_pipe_valid_q, out_pipe_valid_q}; |
| endmodule |
| /* |
| module fpnew_opgroup_block_BE2AB ( |
| clk_i, |
| rst_ni, |
| IS_FIRST_MERGED, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| src_fmt_i, |
| dst_fmt_i, |
| int_fmt_i, |
| vectorial_op_i, |
| tag_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| tag_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| localparam [1:0] fpnew_pkg_ADDMUL = 0; |
| parameter [1:0] OpGroup = fpnew_pkg_ADDMUL; |
| parameter [31:0] Width = 32; |
| parameter [0:0] EnableVectors = 1'b1; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| parameter [0:3] FpFmtMask = 1'sb1; |
| localparam [31:0] fpnew_pkg_NUM_INT_FORMATS = 4; |
| parameter [0:3] IntFmtMask = 1'sb1; |
| parameter [127:0] FmtPipeRegs = {fpnew_pkg_NUM_FP_FORMATS {32'd0}}; |
| localparam [1:0] fpnew_pkg_PARALLEL = 1; |
| parameter [7:0] FmtUnitTypes = {fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_PARALLEL}}; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| parameter [1:0] PipeConfig = fpnew_pkg_BEFORE; |
| localparam [31:0] NUM_FORMATS = fpnew_pkg_NUM_FP_FORMATS; |
| localparam [1:0] fpnew_pkg_CONV = 3; |
| localparam [1:0] fpnew_pkg_DIVSQRT = 1; |
| localparam [1:0] fpnew_pkg_NONCOMP = 2; |
| function automatic [31:0] fpnew_pkg_num_operands; |
| input reg [1:0] grp; |
| case (grp) |
| fpnew_pkg_ADDMUL: fpnew_pkg_num_operands = 3; |
| fpnew_pkg_DIVSQRT: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_NONCOMP: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_CONV: fpnew_pkg_num_operands = 3; |
| default: fpnew_pkg_num_operands = 0; |
| endcase |
| endfunction |
| localparam [31:0] NUM_OPERANDS = fpnew_pkg_num_operands(OpGroup); |
| input wire IS_FIRST_MERGED; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(NUM_OPERANDS * Width) - 1:0] operands_i; |
| input wire [(NUM_FORMATS * NUM_OPERANDS) - 1:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| input wire [1:0] src_fmt_i; |
| input wire [1:0] dst_fmt_i; |
| localparam [31:0] fpnew_pkg_INT_FORMAT_BITS = 2; |
| input wire [1:0] int_fmt_i; |
| input wire vectorial_op_i; |
| input wire tag_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [Width - 1:0] result_o; |
| output wire [4:0] status_o; |
| output wire extension_bit_o; |
| output wire tag_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| wire [3:0] fmt_in_ready; |
| wire [3:0] fmt_out_valid; |
| wire [3:0] fmt_out_ready; |
| wire [3:0] fmt_busy; |
| wire [((Width + 6) >= 0 ? (4 * (Width + 7)) - 1 : (4 * (1 - (Width + 6))) + (Width + 5)):((Width + 6) >= 0 ? 0 : Width + 6)] fmt_outputs; |
| assign in_ready_o = in_valid_i & fmt_in_ready[dst_fmt_i]; |
| localparam [0:0] fpnew_pkg_DONT_CARE = 1'b1; |
| localparam [1:0] fpnew_pkg_MERGED = 2; |
| function automatic fpnew_pkg_any_enabled_multi; |
| input reg [7:0] types; |
| input reg [0:3] cfg; |
| reg [0:1] _sv2v_jump; |
| begin |
| _sv2v_jump = 2'b00; |
| begin : sv2v_autoblock_115 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (_sv2v_jump < 2'b10) begin |
| _sv2v_jump = 2'b00; |
| if (cfg[i] && (types[(3 - i) * 2+:2] == fpnew_pkg_MERGED)) begin |
| fpnew_pkg_any_enabled_multi = 1'b1; |
| _sv2v_jump = 2'b11; |
| end |
| end |
| end |
| if (_sv2v_jump != 2'b11) |
| _sv2v_jump = 2'b00; |
| if (_sv2v_jump == 2'b00) begin |
| fpnew_pkg_any_enabled_multi = 1'b0; |
| _sv2v_jump = 2'b11; |
| end |
| end |
| endfunction |
| function automatic [1:0] sv2v_cast_F6DD6; |
| input reg [1:0] inp; |
| sv2v_cast_F6DD6 = inp; |
| endfunction |
| function automatic [1:0] fpnew_pkg_get_first_enabled_multi; |
| input reg [7:0] types; |
| input reg [0:3] cfg; |
| reg [0:1] _sv2v_jump; |
| begin |
| _sv2v_jump = 2'b00; |
| begin : sv2v_autoblock_116 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (_sv2v_jump < 2'b10) begin |
| _sv2v_jump = 2'b00; |
| if (cfg[i] && (types[(3 - i) * 2+:2] == fpnew_pkg_MERGED)) begin |
| fpnew_pkg_get_first_enabled_multi = sv2v_cast_F6DD6(i); |
| _sv2v_jump = 2'b11; |
| end |
| end |
| end |
| if (_sv2v_jump != 2'b11) |
| _sv2v_jump = 2'b00; |
| if (_sv2v_jump == 2'b00) begin |
| fpnew_pkg_get_first_enabled_multi = sv2v_cast_F6DD6(0); |
| _sv2v_jump = 2'b11; |
| end |
| end |
| endfunction |
| function automatic fpnew_pkg_is_first_enabled_multi; |
| input reg [1:0] fmt; |
| input reg [7:0] types; |
| input reg [0:3] cfg; |
| //reg [0:1] _sv2v_jump; |
| reg temp; |
| reg [1:0] check; |
| reg [31:0] i; |
| begin: checking |
| check[0]=00; |
| check[1]=01; |
| check[2]=10; |
| check[3]=11; |
| end |
| begin: func |
| check[0]=00; |
| check[1]=01; |
| check[2]=10; |
| check[3]=11; |
| //_sv2v_jump = 2'b00; |
| //begin : sv2v_autoblock_117 |
| //reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) begin |
| //if (_sv2v_jump < 2'b10) begin |
| //_sv2v_jump = 2'b00; |
| if (cfg[i] && (types[(3 - i) * 2+:2] == fpnew_pkg_MERGED)) begin |
| temp = check[i]==fmt; // (sv2v_cast_F6DD6(i) == fmt); |
| //_sv2v_jump = 2'b11; |
| end else begin |
| temp = 1'b0; |
| end |
| //end |
| end |
| fpnew_pkg_is_first_enabled_multi = temp; |
| //end |
| //if (_sv2v_jump != 2'b11) |
| //_sv2v_jump = 2'b00; |
| //if (_sv2v_jump == 2'b00) begin |
| //fpnew_pkg_is_first_enabled_multi = 1'b0; |
| //_sv2v_jump = 2'b11; |
| //end |
| end |
| endfunction |
| localparam [1:0] fpnew_pkg_DISABLED = 0; |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| generate |
| genvar fmt; |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_parallel_slices |
| localparam [0:0] ANY_MERGED = fpnew_pkg_any_enabled_multi(FmtUnitTypes, FpFmtMask); |
| function automatic [1:0] sv2v_cast_F6DD6; |
| input reg [1:0] inp; |
| sv2v_cast_F6DD6 = inp; |
| endfunction |
| //localparam [0:0] IS_FIRST_MERGED = fpnew_pkg_is_first_enabled_multi(sv2v_cast_F6DD6(fmt), FmtUnitTypes, FpFmtMask); |
| if (FpFmtMask[fmt] && (FmtUnitTypes[(3 - fmt) * 2+:2] == fpnew_pkg_PARALLEL)) begin : active_format |
| wire in_valid; |
| assign in_valid = in_valid_i & (dst_fmt_i == fmt); |
| function automatic [1:0] sv2v_cast_F6DD6; |
| input reg [1:0] inp; |
| sv2v_cast_F6DD6 = inp; |
| endfunction |
| fpnew_opgroup_fmt_slice_30528 #( |
| .OpGroup(OpGroup), |
| .FpFormat(sv2v_cast_F6DD6(fmt)), |
| .Width(Width), |
| .EnableVectors(EnableVectors), |
| .NumPipeRegs(FmtPipeRegs[(3 - fmt) * 32+:32]), |
| .PipeConfig(PipeConfig) |
| ) i_fmt_slice( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(operands_i), |
| .is_boxed_i(is_boxed_i[fmt * NUM_OPERANDS+:NUM_OPERANDS]), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .vectorial_op_i(vectorial_op_i), |
| .tag_i(tag_i), |
| .in_valid_i(in_valid), |
| .in_ready_o(fmt_in_ready[fmt]), |
| .flush_i(flush_i), |
| .result_o(fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6)) : (((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6))) + ((Width + 6) >= 7 ? Width : 8 - (Width + 6))) - 1)-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))]), |
| .status_o(fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width) : ((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width)) + 4)-:5]), |
| .extension_bit_o(fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 1 : Width + 5)]), |
| .tag_o(fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 0 : Width + 6)]), |
| .out_valid_o(fmt_out_valid[fmt]), |
| .out_ready_i(fmt_out_ready[fmt]), |
| .busy_o(fmt_busy[fmt]) |
| ); |
| end |
| else if ((FpFmtMask[fmt] && ANY_MERGED) && !IS_FIRST_MERGED) begin : merged_unused |
| localparam FMT = fpnew_pkg_get_first_enabled_multi(FmtUnitTypes, FpFmtMask); |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| assign fmt_in_ready[fmt] = fmt_in_ready[sv2v_cast_32_signed(FMT)]; |
| assign fmt_out_valid[fmt] = 1'b0; |
| assign fmt_busy[fmt] = 1'b0; |
| assign fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6)) : (((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6))) + ((Width + 6) >= 7 ? Width : 8 - (Width + 6))) - 1)-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))] = {Width {fpnew_pkg_DONT_CARE}}; |
| assign fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width) : ((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width)) + 4)-:5] = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| assign fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 1 : Width + 5)] = fpnew_pkg_DONT_CARE; |
| assign fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 0 : Width + 6)] = fpnew_pkg_DONT_CARE; |
| end |
| else if (!FpFmtMask[fmt] || (FmtUnitTypes[(3 - fmt) * 2+:2] == fpnew_pkg_DISABLED)) begin : disable_fmt |
| assign fmt_in_ready[fmt] = 1'b0; |
| assign fmt_out_valid[fmt] = 1'b0; |
| assign fmt_busy[fmt] = 1'b0; |
| assign fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6)) : (((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6))) + ((Width + 6) >= 7 ? Width : 8 - (Width + 6))) - 1)-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))] = {Width {fpnew_pkg_DONT_CARE}}; |
| assign fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width) : ((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width)) + 4)-:5] = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| assign fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 1 : Width + 5)] = fpnew_pkg_DONT_CARE; |
| assign fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 0 : Width + 6)] = fpnew_pkg_DONT_CARE; |
| end |
| end |
| endgenerate |
| function automatic signed [31:0] fpnew_pkg_maximum; |
| input reg signed [31:0] a; |
| input reg signed [31:0] b; |
| fpnew_pkg_maximum = (a > b ? a : b); |
| endfunction |
| function automatic [31:0] fpnew_pkg_get_num_regs_multi; |
| input reg [127:0] regs; |
| input reg [7:0] types; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = 0; |
| begin : sv2v_autoblock_118 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (cfg[i] && (types[(3 - i) * 2+:2] == fpnew_pkg_MERGED)) |
| res = fpnew_pkg_maximum(res, regs[(3 - i) * 32+:32]); |
| end |
| fpnew_pkg_get_num_regs_multi = res; |
| end |
| endfunction |
| generate |
| if (fpnew_pkg_any_enabled_multi(FmtUnitTypes, FpFmtMask)) begin : gen_merged_slice |
| localparam FMT = fpnew_pkg_get_first_enabled_multi(FmtUnitTypes, FpFmtMask); |
| localparam REG = fpnew_pkg_get_num_regs_multi(FmtPipeRegs, FmtUnitTypes, FpFmtMask); |
| wire in_valid; |
| assign in_valid = in_valid_i & (FmtUnitTypes[(3 - dst_fmt_i) * 2+:2] == fpnew_pkg_MERGED); |
| fpnew_opgroup_multifmt_slice_7C482 #( |
| .OpGroup(OpGroup), |
| .Width(Width), |
| .FpFmtConfig(FpFmtMask), |
| .IntFmtConfig(IntFmtMask), |
| .EnableVectors(EnableVectors), |
| .NumPipeRegs(REG), |
| .PipeConfig(PipeConfig) |
| ) i_multifmt_slice( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(operands_i), |
| .is_boxed_i(is_boxed_i), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .src_fmt_i(src_fmt_i), |
| .dst_fmt_i(dst_fmt_i), |
| .int_fmt_i(int_fmt_i), |
| .vectorial_op_i(vectorial_op_i), |
| .tag_i(tag_i), |
| .in_valid_i(in_valid), |
| .in_ready_o(fmt_in_ready[FMT]), |
| .flush_i(flush_i), |
| .result_o(fmt_outputs[((Width + 6) >= 0 ? (FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6)) : (((FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6))) + ((Width + 6) >= 7 ? Width : 8 - (Width + 6))) - 1)-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))]), |
| .status_o(fmt_outputs[((Width + 6) >= 0 ? (FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width) : ((FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width)) + 4)-:5]), |
| .extension_bit_o(fmt_outputs[(FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 1 : Width + 5)]), |
| .tag_o(fmt_outputs[(FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 0 : Width + 6)]), |
| .out_valid_o(fmt_out_valid[FMT]), |
| .out_ready_i(fmt_out_ready[FMT]), |
| .busy_o(fmt_busy[FMT]) |
| ); |
| end |
| endgenerate |
| wire [Width + 6:0] arbiter_output; |
| rr_arb_tree_252F1_F315E #( |
| .DataType_Width(Width), |
| .NumIn(NUM_FORMATS), |
| .AxiVldRdy(1'b1) |
| ) i_arbiter( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .flush_i(flush_i), |
| .rr_i({$unsigned(2) {1'sb0}}), |
| .req_i(fmt_out_valid), |
| .gnt_o(fmt_out_ready), |
| .data_i(fmt_outputs), |
| .gnt_i(out_ready_i), |
| .req_o(out_valid_o), |
| .data_o(arbiter_output), |
| .idx_o() |
| ); |
| assign result_o = arbiter_output[Width + 6-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))]; |
| assign status_o = arbiter_output[6-:5]; |
| assign extension_bit_o = arbiter_output[1]; |
| assign tag_o = arbiter_output[0]; |
| assign busy_o = |fmt_busy; |
| endmodule*/ |
| module fpnew_opgroup_block_BE2AB ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| src_fmt_i, |
| dst_fmt_i, |
| int_fmt_i, |
| vectorial_op_i, |
| tag_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| tag_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| localparam [1:0] fpnew_pkg_ADDMUL = 0; |
| parameter [1:0] OpGroup = fpnew_pkg_ADDMUL; |
| parameter [31:0] Width = 32; |
| parameter [0:0] EnableVectors = 1'b1; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| parameter [0:3] FpFmtMask = 1'sb1; |
| localparam [31:0] fpnew_pkg_NUM_INT_FORMATS = 4; |
| parameter [0:3] IntFmtMask = 1'sb1; |
| parameter [127:0] FmtPipeRegs = {fpnew_pkg_NUM_FP_FORMATS {32'd0}}; |
| localparam [1:0] fpnew_pkg_PARALLEL = 1; |
| parameter [7:0] FmtUnitTypes = {fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_PARALLEL}}; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| parameter [1:0] PipeConfig = fpnew_pkg_BEFORE; |
| localparam [31:0] NUM_FORMATS = fpnew_pkg_NUM_FP_FORMATS; |
| localparam [1:0] fpnew_pkg_CONV = 3; |
| localparam [1:0] fpnew_pkg_DIVSQRT = 1; |
| localparam [1:0] fpnew_pkg_NONCOMP = 2; |
| function automatic [31:0] fpnew_pkg_num_operands; |
| input reg [1:0] grp; |
| case (grp) |
| fpnew_pkg_ADDMUL: fpnew_pkg_num_operands = 3; |
| fpnew_pkg_DIVSQRT: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_NONCOMP: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_CONV: fpnew_pkg_num_operands = 3; |
| default: fpnew_pkg_num_operands = 0; |
| endcase |
| endfunction |
| localparam [31:0] NUM_OPERANDS = fpnew_pkg_num_operands(OpGroup); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(NUM_OPERANDS * Width) - 1:0] operands_i; |
| input wire [(NUM_FORMATS * NUM_OPERANDS) - 1:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| input wire [1:0] src_fmt_i; |
| input wire [1:0] dst_fmt_i; |
| localparam [31:0] fpnew_pkg_INT_FORMAT_BITS = 2; |
| input wire [1:0] int_fmt_i; |
| input wire vectorial_op_i; |
| input wire tag_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [Width - 1:0] result_o; |
| output wire [4:0] status_o; |
| output wire extension_bit_o; |
| output wire tag_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| wire [3:0] fmt_in_ready; |
| wire [3:0] fmt_out_valid; |
| wire [3:0] fmt_out_ready; |
| wire [3:0] fmt_busy; |
| wire [((Width + 6) >= 0 ? (4 * (Width + 7)) - 1 : (4 * (1 - (Width + 6))) + (Width + 5)):((Width + 6) >= 0 ? 0 : Width + 6)] fmt_outputs; |
| assign in_ready_o = in_valid_i & fmt_in_ready[dst_fmt_i]; |
| localparam [0:0] fpnew_pkg_DONT_CARE = 1'b1; |
| localparam [1:0] fpnew_pkg_MERGED = 2; |
| function automatic fpnew_pkg_any_enabled_multi; |
| input reg [7:0] types; |
| input reg [0:3] cfg; |
| reg [0:1] _sv2v_jump; |
| begin |
| _sv2v_jump = 2'b00; |
| begin : sv2v_autoblock_115 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (_sv2v_jump < 2'b10) begin |
| _sv2v_jump = 2'b00; |
| if (cfg[i] && (types[(3 - i) * 2+:2] == fpnew_pkg_MERGED)) begin |
| fpnew_pkg_any_enabled_multi = 1'b1; |
| _sv2v_jump = 2'b11; |
| end |
| end |
| end |
| if (_sv2v_jump != 2'b11) |
| _sv2v_jump = 2'b00; |
| if (_sv2v_jump == 2'b00) begin |
| fpnew_pkg_any_enabled_multi = 1'b0; |
| _sv2v_jump = 2'b11; |
| end |
| end |
| endfunction |
| function automatic [1:0] sv2v_cast_F6DD6; |
| input reg [1:0] inp; |
| sv2v_cast_F6DD6 = inp; |
| endfunction |
| function automatic [1:0] fpnew_pkg_get_first_enabled_multi; |
| input reg [7:0] types; |
| input reg [0:3] cfg; |
| reg [0:1] _sv2v_jump; |
| begin |
| _sv2v_jump = 2'b00; |
| begin : sv2v_autoblock_116 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (_sv2v_jump < 2'b10) begin |
| _sv2v_jump = 2'b00; |
| if (cfg[i] && (types[(3 - i) * 2+:2] == fpnew_pkg_MERGED)) begin |
| fpnew_pkg_get_first_enabled_multi = sv2v_cast_F6DD6(i); |
| _sv2v_jump = 2'b11; |
| end |
| end |
| end |
| if (_sv2v_jump != 2'b11) |
| _sv2v_jump = 2'b00; |
| if (_sv2v_jump == 2'b00) begin |
| fpnew_pkg_get_first_enabled_multi = sv2v_cast_F6DD6(0); |
| _sv2v_jump = 2'b11; |
| end |
| end |
| endfunction |
| function automatic [31:0] fpnew_pkg_merged_gen; |
| input reg [1:0] grp; |
| case (grp) |
| fpnew_pkg_ADDMUL, fpnew_pkg_NONCOMP: fpnew_pkg_merged_gen = 0; |
| fpnew_pkg_DIVSQRT, fpnew_pkg_CONV: fpnew_pkg_merged_gen = 1; |
| default: fpnew_pkg_merged_gen = 0; |
| endcase |
| endfunction |
| localparam [1:0] fpnew_pkg_DISABLED = 0; |
| generate |
| genvar fmt; |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_parallel_slices |
| localparam [0:0] ANY_MERGED = fpnew_pkg_any_enabled_multi(FmtUnitTypes, FpFmtMask); |
| localparam [0:0] IS_FIRST_MERGED = fpnew_pkg_merged_gen(OpGroup); |
| if (FpFmtMask[fmt] && (FmtUnitTypes[(3 - fmt) * 2+:2] == fpnew_pkg_PARALLEL)) begin : active_format |
| wire in_valid; |
| assign in_valid = in_valid_i & (dst_fmt_i == fmt); |
| function automatic [1:0] sv2v_cast_F6DD6; |
| input reg [1:0] inp; |
| sv2v_cast_F6DD6 = inp; |
| endfunction |
| fpnew_opgroup_fmt_slice_30528 #( |
| .OpGroup(OpGroup), |
| .FpFormat(sv2v_cast_F6DD6(fmt)), |
| .Width(Width), |
| .EnableVectors(EnableVectors), |
| .NumPipeRegs(FmtPipeRegs[(3 - fmt) * 32+:32]), |
| .PipeConfig(PipeConfig) |
| ) i_fmt_slice( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(operands_i), |
| .is_boxed_i(is_boxed_i[fmt * NUM_OPERANDS+:NUM_OPERANDS]), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .vectorial_op_i(vectorial_op_i), |
| .tag_i(tag_i), |
| .in_valid_i(in_valid), |
| .in_ready_o(fmt_in_ready[fmt]), |
| .flush_i(flush_i), |
| .result_o(fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6)) : (((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6))) + ((Width + 6) >= 7 ? Width : 8 - (Width + 6))) - 1)-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))]), |
| .status_o(fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width) : ((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width)) + 4)-:5]), |
| .extension_bit_o(fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 1 : Width + 5)]), |
| .tag_o(fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 0 : Width + 6)]), |
| .out_valid_o(fmt_out_valid[fmt]), |
| .out_ready_i(fmt_out_ready[fmt]), |
| .busy_o(fmt_busy[fmt]) |
| ); |
| end |
| else if ((FpFmtMask[fmt] && ANY_MERGED) && !IS_FIRST_MERGED) begin : merged_unused |
| localparam FMT = fpnew_pkg_get_first_enabled_multi(FmtUnitTypes, FpFmtMask); |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| assign fmt_in_ready[fmt] = fmt_in_ready[sv2v_cast_32_signed(FMT)]; |
| assign fmt_out_valid[fmt] = 1'b0; |
| assign fmt_busy[fmt] = 1'b0; |
| assign fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6)) : (((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6))) + ((Width + 6) >= 7 ? Width : 8 - (Width + 6))) - 1)-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))] = {Width {fpnew_pkg_DONT_CARE}}; |
| assign fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width) : ((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width)) + 4)-:5] = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| assign fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 1 : Width + 5)] = fpnew_pkg_DONT_CARE; |
| assign fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 0 : Width + 6)] = fpnew_pkg_DONT_CARE; |
| end |
| else if (!FpFmtMask[fmt] || (FmtUnitTypes[(3 - fmt) * 2+:2] == fpnew_pkg_DISABLED)) begin : disable_fmt |
| assign fmt_in_ready[fmt] = 1'b0; |
| assign fmt_out_valid[fmt] = 1'b0; |
| assign fmt_busy[fmt] = 1'b0; |
| assign fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6)) : (((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6))) + ((Width + 6) >= 7 ? Width : 8 - (Width + 6))) - 1)-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))] = {Width {fpnew_pkg_DONT_CARE}}; |
| assign fmt_outputs[((Width + 6) >= 0 ? (fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width) : ((fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width)) + 4)-:5] = {fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE, fpnew_pkg_DONT_CARE}; |
| assign fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 1 : Width + 5)] = fpnew_pkg_DONT_CARE; |
| assign fmt_outputs[(fmt * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 0 : Width + 6)] = fpnew_pkg_DONT_CARE; |
| end |
| end |
| endgenerate |
| function automatic signed [31:0] fpnew_pkg_maximum; |
| input reg signed [31:0] a; |
| input reg signed [31:0] b; |
| fpnew_pkg_maximum = (a > b ? a : b); |
| endfunction |
| function automatic [31:0] fpnew_pkg_get_num_regs_multi; |
| input reg [127:0] regs; |
| input reg [7:0] types; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = 0; |
| begin : sv2v_autoblock_117 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (cfg[i] && (types[(3 - i) * 2+:2] == fpnew_pkg_MERGED)) |
| res = fpnew_pkg_maximum(res, regs[(3 - i) * 32+:32]); |
| end |
| fpnew_pkg_get_num_regs_multi = res; |
| end |
| endfunction |
| generate |
| if (fpnew_pkg_any_enabled_multi(FmtUnitTypes, FpFmtMask)) begin : gen_merged_slice |
| localparam FMT = fpnew_pkg_get_first_enabled_multi(FmtUnitTypes, FpFmtMask); |
| localparam REG = fpnew_pkg_get_num_regs_multi(FmtPipeRegs, FmtUnitTypes, FpFmtMask); |
| wire in_valid; |
| assign in_valid = in_valid_i & (FmtUnitTypes[(3 - dst_fmt_i) * 2+:2] == fpnew_pkg_MERGED); |
| fpnew_opgroup_multifmt_slice_7C482 #( |
| .OpGroup(OpGroup), |
| .Width(Width), |
| .FpFmtConfig(FpFmtMask), |
| .IntFmtConfig(IntFmtMask), |
| .EnableVectors(EnableVectors), |
| .NumPipeRegs(REG), |
| .PipeConfig(PipeConfig) |
| ) i_multifmt_slice( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(operands_i), |
| .is_boxed_i(is_boxed_i), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .src_fmt_i(src_fmt_i), |
| .dst_fmt_i(dst_fmt_i), |
| .int_fmt_i(int_fmt_i), |
| .vectorial_op_i(vectorial_op_i), |
| .tag_i(tag_i), |
| .in_valid_i(in_valid), |
| .in_ready_o(fmt_in_ready[FMT]), |
| .flush_i(flush_i), |
| .result_o(fmt_outputs[((Width + 6) >= 0 ? (FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6)) : (((FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? Width + 6 : (Width + 6) - (Width + 6))) + ((Width + 6) >= 7 ? Width : 8 - (Width + 6))) - 1)-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))]), |
| .status_o(fmt_outputs[((Width + 6) >= 0 ? (FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width) : ((FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 6 : Width)) + 4)-:5]), |
| .extension_bit_o(fmt_outputs[(FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 1 : Width + 5)]), |
| .tag_o(fmt_outputs[(FMT * ((Width + 6) >= 0 ? Width + 7 : 1 - (Width + 6))) + ((Width + 6) >= 0 ? 0 : Width + 6)]), |
| .out_valid_o(fmt_out_valid[FMT]), |
| .out_ready_i(fmt_out_ready[FMT]), |
| .busy_o(fmt_busy[FMT]) |
| ); |
| end |
| endgenerate |
| wire [Width + 6:0] arbiter_output; |
| rr_arb_tree_252F1_F315E #( |
| .DataType_Width(Width), |
| .NumIn(NUM_FORMATS), |
| .AxiVldRdy(1'b1) |
| ) i_arbiter( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .flush_i(flush_i), |
| .rr_i({$unsigned(2) {1'sb0}}), |
| .req_i(fmt_out_valid), |
| .gnt_o(fmt_out_ready), |
| .data_i(fmt_outputs), |
| .gnt_i(out_ready_i), |
| .req_o(out_valid_o), |
| .data_o(arbiter_output), |
| .idx_o() |
| ); |
| assign result_o = arbiter_output[Width + 6-:((Width + 6) >= 7 ? Width : 8 - (Width + 6))]; |
| assign status_o = arbiter_output[6-:5]; |
| assign extension_bit_o = arbiter_output[1]; |
| assign tag_o = arbiter_output[0]; |
| assign busy_o = |fmt_busy; |
| endmodule |
| module fpnew_opgroup_fmt_slice_30528 ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| vectorial_op_i, |
| tag_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| tag_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| localparam [1:0] fpnew_pkg_ADDMUL = 0; |
| parameter [1:0] OpGroup = fpnew_pkg_ADDMUL; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| function automatic [1:0] sv2v_cast_CA66C; |
| input reg [1:0] inp; |
| sv2v_cast_CA66C = inp; |
| endfunction |
| parameter [1:0] FpFormat = sv2v_cast_CA66C(0); |
| parameter [31:0] Width = 32; |
| parameter [0:0] EnableVectors = 1'b1; |
| parameter [31:0] NumPipeRegs = 0; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| parameter [1:0] PipeConfig = fpnew_pkg_BEFORE; |
| localparam [1:0] fpnew_pkg_CONV = 3; |
| localparam [1:0] fpnew_pkg_DIVSQRT = 1; |
| localparam [1:0] fpnew_pkg_NONCOMP = 2; |
| function automatic [31:0] fpnew_pkg_num_operands; |
| input reg [1:0] grp; |
| case (grp) |
| fpnew_pkg_ADDMUL: fpnew_pkg_num_operands = 3; |
| fpnew_pkg_DIVSQRT: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_NONCOMP: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_CONV: fpnew_pkg_num_operands = 3; |
| default: fpnew_pkg_num_operands = 0; |
| endcase |
| endfunction |
| localparam [31:0] NUM_OPERANDS = fpnew_pkg_num_operands(OpGroup); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(NUM_OPERANDS * Width) - 1:0] operands_i; |
| input wire [NUM_OPERANDS - 1:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| input wire vectorial_op_i; |
| input wire tag_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [Width - 1:0] result_o; |
| output reg [4:0] status_o; |
| output wire extension_bit_o; |
| output wire tag_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(FpFormat); |
| function automatic [31:0] fpnew_pkg_num_lanes; |
| input reg [31:0] width; |
| input reg [1:0] fmt; |
| input reg vec; |
| fpnew_pkg_num_lanes = (vec ? width / fpnew_pkg_fp_width(fmt) : 1); |
| endfunction |
| localparam [31:0] NUM_LANES = fpnew_pkg_num_lanes(Width, FpFormat, EnableVectors); |
| wire [NUM_LANES - 1:0] lane_in_ready; |
| wire [NUM_LANES - 1:0] lane_out_valid; |
| wire vectorial_op; |
| wire [(NUM_LANES * FP_WIDTH) - 1:0] slice_result; |
| wire [Width - 1:0] slice_regular_result; |
| wire [Width - 1:0] slice_class_result; |
| wire [Width - 1:0] slice_vec_class_result; |
| wire [(NUM_LANES * 5) - 1:0] lane_status; |
| wire [NUM_LANES - 1:0] lane_ext_bit; |
| wire [(NUM_LANES * 10) - 1:0] lane_class_mask; |
| wire [NUM_LANES - 1:0] lane_tags; |
| wire [NUM_LANES - 1:0] lane_vectorial; |
| wire [NUM_LANES - 1:0] lane_busy; |
| wire [NUM_LANES - 1:0] lane_is_class; |
| wire result_is_vector; |
| wire result_is_class; |
| assign in_ready_o = lane_in_ready[0]; |
| assign vectorial_op = vectorial_op_i & EnableVectors; |
| localparam [9:0] fpnew_pkg_NEGINF = 10'b0000000001; |
| localparam [9:0] fpnew_pkg_NEGNORM = 10'b0000000010; |
| localparam [9:0] fpnew_pkg_NEGSUBNORM = 10'b0000000100; |
| localparam [9:0] fpnew_pkg_NEGZERO = 10'b0000001000; |
| localparam [9:0] fpnew_pkg_POSINF = 10'b0010000000; |
| localparam [9:0] fpnew_pkg_POSNORM = 10'b0001000000; |
| localparam [9:0] fpnew_pkg_POSSUBNORM = 10'b0000100000; |
| localparam [9:0] fpnew_pkg_POSZERO = 10'b0000010000; |
| localparam [9:0] fpnew_pkg_QNAN = 10'b1000000000; |
| localparam [9:0] fpnew_pkg_SNAN = 10'b0100000000; |
| generate |
| genvar lane; |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| for (lane = 0; lane < sv2v_cast_32_signed(NUM_LANES); lane = lane + 1) begin : gen_num_lanes |
| wire [FP_WIDTH - 1:0] local_result; |
| wire local_sign; |
| if ((lane == 0) || EnableVectors) begin : active_lane |
| wire in_valid; |
| wire out_valid; |
| wire out_ready; |
| reg [(NUM_OPERANDS * FP_WIDTH) - 1:0] local_operands; |
| wire [FP_WIDTH - 1:0] op_result; |
| wire [4:0] op_status; |
| assign in_valid = in_valid_i & ((lane == 0) | vectorial_op); |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| always @(*) begin : prepare_input |
| begin : sv2v_autoblock_119 |
| reg signed [31:0] i; |
| for (i = 0; i < sv2v_cast_32_signed(NUM_OPERANDS); i = i + 1) |
| local_operands[i * FP_WIDTH+:FP_WIDTH] = operands_i[(i * Width) + (((($unsigned(lane) + 1) * FP_WIDTH) - 1) >= ($unsigned(lane) * FP_WIDTH) ? (($unsigned(lane) + 1) * FP_WIDTH) - 1 : (((($unsigned(lane) + 1) * FP_WIDTH) - 1) + (((($unsigned(lane) + 1) * FP_WIDTH) - 1) >= ($unsigned(lane) * FP_WIDTH) ? (((($unsigned(lane) + 1) * FP_WIDTH) - 1) - ($unsigned(lane) * FP_WIDTH)) + 1 : (($unsigned(lane) * FP_WIDTH) - ((($unsigned(lane) + 1) * FP_WIDTH) - 1)) + 1)) - 1)-:(((($unsigned(lane) + 1) * FP_WIDTH) - 1) >= ($unsigned(lane) * FP_WIDTH) ? (((($unsigned(lane) + 1) * FP_WIDTH) - 1) - ($unsigned(lane) * FP_WIDTH)) + 1 : (($unsigned(lane) * FP_WIDTH) - ((($unsigned(lane) + 1) * FP_WIDTH) - 1)) + 1)]; |
| end |
| end |
| if (OpGroup == fpnew_pkg_ADDMUL) begin : lane_instance |
| fpnew_fma_B2D03 #( |
| .FpFormat(FpFormat), |
| .NumPipeRegs(NumPipeRegs), |
| .PipeConfig(PipeConfig) |
| ) i_fma( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(local_operands), |
| .is_boxed_i(is_boxed_i[NUM_OPERANDS - 1:0]), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .tag_i(tag_i), |
| .aux_i(vectorial_op), |
| .in_valid_i(in_valid), |
| .in_ready_o(lane_in_ready[lane]), |
| .flush_i(flush_i), |
| .result_o(op_result), |
| .status_o(op_status), |
| .extension_bit_o(lane_ext_bit[lane]), |
| .tag_o(lane_tags[lane]), |
| .aux_o(lane_vectorial[lane]), |
| .out_valid_o(out_valid), |
| .out_ready_i(out_ready), |
| .busy_o(lane_busy[lane]) |
| ); |
| assign lane_is_class[lane] = 1'b0; |
| assign lane_class_mask[lane * 10+:10] = fpnew_pkg_NEGINF; |
| end |
| else if (OpGroup == fpnew_pkg_DIVSQRT) ; |
| else if (OpGroup == fpnew_pkg_NONCOMP) begin : lane_instance |
| fpnew_noncomp_6DFAC #( |
| .FpFormat(FpFormat), |
| .NumPipeRegs(NumPipeRegs), |
| .PipeConfig(PipeConfig) |
| ) i_noncomp( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(local_operands), |
| .is_boxed_i(is_boxed_i[NUM_OPERANDS - 1:0]), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .tag_i(tag_i), |
| .aux_i(vectorial_op), |
| .in_valid_i(in_valid), |
| .in_ready_o(lane_in_ready[lane]), |
| .flush_i(flush_i), |
| .result_o(op_result), |
| .status_o(op_status), |
| .extension_bit_o(lane_ext_bit[lane]), |
| .class_mask_o(lane_class_mask[lane * 10+:10]), |
| .is_class_o(lane_is_class[lane]), |
| .tag_o(lane_tags[lane]), |
| .aux_o(lane_vectorial[lane]), |
| .out_valid_o(out_valid), |
| .out_ready_i(out_ready), |
| .busy_o(lane_busy[lane]) |
| ); |
| end |
| assign out_ready = out_ready_i & ((lane == 0) | result_is_vector); |
| assign lane_out_valid[lane] = out_valid & ((lane == 0) | result_is_vector); |
| assign local_result = (lane_out_valid[lane] ? op_result : {FP_WIDTH {lane_ext_bit[0]}}); |
| assign lane_status[lane * 5+:5] = (lane_out_valid[lane] ? op_status : {5 {1'sb0}}); |
| end |
| else begin |
| assign lane_out_valid[lane] = 1'b0; |
| assign lane_in_ready[lane] = 1'b0; |
| assign local_result = {FP_WIDTH {lane_ext_bit[0]}}; |
| assign lane_status[lane * 5+:5] = {5 {1'sb0}}; |
| assign lane_busy[lane] = 1'b0; |
| assign lane_is_class[lane] = 1'b0; |
| end |
| assign slice_result[(($unsigned(lane) + 1) * FP_WIDTH) - 1:$unsigned(lane) * FP_WIDTH] = local_result; |
| if (((lane + 1) * 8) <= Width) begin : vectorial_class |
| assign local_sign = (((lane_class_mask[lane * 10+:10] == fpnew_pkg_NEGINF) || (lane_class_mask[lane * 10+:10] == fpnew_pkg_NEGNORM)) || (lane_class_mask[lane * 10+:10] == fpnew_pkg_NEGSUBNORM)) || (lane_class_mask[lane * 10+:10] == fpnew_pkg_NEGZERO); |
| assign slice_vec_class_result[((lane + 1) * 8) - 1:lane * 8] = {local_sign, ~local_sign, lane_class_mask[lane * 10+:10] == fpnew_pkg_QNAN, lane_class_mask[lane * 10+:10] == fpnew_pkg_SNAN, (lane_class_mask[lane * 10+:10] == fpnew_pkg_POSZERO) || (lane_class_mask[lane * 10+:10] == fpnew_pkg_NEGZERO), (lane_class_mask[lane * 10+:10] == fpnew_pkg_POSSUBNORM) || (lane_class_mask[lane * 10+:10] == fpnew_pkg_NEGSUBNORM), (lane_class_mask[lane * 10+:10] == fpnew_pkg_POSNORM) || (lane_class_mask[lane * 10+:10] == fpnew_pkg_NEGNORM), (lane_class_mask[lane * 10+:10] == fpnew_pkg_POSINF) || (lane_class_mask[lane * 10+:10] == fpnew_pkg_NEGINF)}; |
| end |
| end |
| endgenerate |
| assign result_is_vector = lane_vectorial[0]; |
| assign result_is_class = lane_is_class[0]; |
| assign slice_regular_result = $signed({extension_bit_o, slice_result}); |
| localparam [31:0] CLASS_VEC_BITS = ((NUM_LANES * 8) > Width ? 8 * (Width / 8) : NUM_LANES * 8); |
| generate |
| if (CLASS_VEC_BITS < Width) begin : pad_vectorial_class |
| assign slice_vec_class_result[Width - 1:CLASS_VEC_BITS] = {((Width - 1) >= CLASS_VEC_BITS ? ((Width - 1) - CLASS_VEC_BITS) + 1 : (CLASS_VEC_BITS - (Width - 1)) + 1) {1'sb0}}; |
| end |
| endgenerate |
| assign slice_class_result = (result_is_vector ? slice_vec_class_result : lane_class_mask[0+:10]); |
| assign result_o = (result_is_class ? slice_class_result : slice_regular_result); |
| assign extension_bit_o = lane_ext_bit[0]; |
| assign tag_o = lane_tags[0]; |
| assign busy_o = |lane_busy; |
| assign out_valid_o = lane_out_valid[0]; |
| always @(*) begin : output_processing |
| reg [4:0] temp_status; |
| temp_status = {5 {1'sb0}}; |
| begin : sv2v_autoblock_120 |
| reg signed [31:0] i; |
| for (i = 0; i < sv2v_cast_32_signed(NUM_LANES); i = i + 1) |
| temp_status = temp_status | lane_status[i * 5+:5]; |
| end |
| status_o = temp_status; |
| end |
| endmodule |
| module fpnew_opgroup_multifmt_slice_7C482 ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| is_boxed_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| src_fmt_i, |
| dst_fmt_i, |
| int_fmt_i, |
| vectorial_op_i, |
| tag_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| extension_bit_o, |
| tag_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| localparam [1:0] fpnew_pkg_CONV = 3; |
| parameter [1:0] OpGroup = fpnew_pkg_CONV; |
| parameter [31:0] Width = 64; |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| parameter [0:3] FpFmtConfig = 1'sb1; |
| localparam [31:0] fpnew_pkg_NUM_INT_FORMATS = 4; |
| parameter [0:3] IntFmtConfig = 1'sb1; |
| parameter [0:0] EnableVectors = 1'b1; |
| parameter [31:0] NumPipeRegs = 0; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| parameter [1:0] PipeConfig = fpnew_pkg_BEFORE; |
| localparam [1:0] fpnew_pkg_ADDMUL = 0; |
| localparam [1:0] fpnew_pkg_DIVSQRT = 1; |
| localparam [1:0] fpnew_pkg_NONCOMP = 2; |
| function automatic [31:0] fpnew_pkg_num_operands; |
| input reg [1:0] grp; |
| case (grp) |
| fpnew_pkg_ADDMUL: fpnew_pkg_num_operands = 3; |
| fpnew_pkg_DIVSQRT: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_NONCOMP: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_CONV: fpnew_pkg_num_operands = 3; |
| default: fpnew_pkg_num_operands = 0; |
| endcase |
| endfunction |
| localparam [31:0] NUM_OPERANDS = fpnew_pkg_num_operands(OpGroup); |
| localparam [31:0] NUM_FORMATS = fpnew_pkg_NUM_FP_FORMATS; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(NUM_OPERANDS * Width) - 1:0] operands_i; |
| input wire [(NUM_FORMATS * NUM_OPERANDS) - 1:0] is_boxed_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| input wire [1:0] src_fmt_i; |
| input wire [1:0] dst_fmt_i; |
| localparam [31:0] fpnew_pkg_INT_FORMAT_BITS = 2; |
| input wire [1:0] int_fmt_i; |
| input wire vectorial_op_i; |
| input wire tag_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [Width - 1:0] result_o; |
| output reg [4:0] status_o; |
| output wire extension_bit_o; |
| output wire tag_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| function automatic signed [31:0] fpnew_pkg_maximum; |
| input reg signed [31:0] a; |
| input reg signed [31:0] b; |
| fpnew_pkg_maximum = (a > b ? a : b); |
| endfunction |
| function automatic [1:0] sv2v_cast_38622; |
| input reg [1:0] inp; |
| sv2v_cast_38622 = inp; |
| endfunction |
| function automatic [31:0] fpnew_pkg_max_fp_width; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = 0; |
| begin : sv2v_autoblock_121 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (cfg[i]) |
| res = $unsigned(fpnew_pkg_maximum(res, fpnew_pkg_fp_width(sv2v_cast_38622(i)))); |
| end |
| fpnew_pkg_max_fp_width = res; |
| end |
| endfunction |
| localparam [31:0] MAX_FP_WIDTH = fpnew_pkg_max_fp_width(FpFmtConfig); |
| localparam [1:0] fpnew_pkg_INT16 = 1; |
| localparam [1:0] fpnew_pkg_INT32 = 2; |
| localparam [1:0] fpnew_pkg_INT64 = 3; |
| localparam [1:0] fpnew_pkg_INT8 = 0; |
| function automatic [31:0] fpnew_pkg_int_width; |
| input reg [1:0] ifmt; |
| case (ifmt) |
| fpnew_pkg_INT8: fpnew_pkg_int_width = 8; |
| fpnew_pkg_INT16: fpnew_pkg_int_width = 16; |
| fpnew_pkg_INT32: fpnew_pkg_int_width = 32; |
| fpnew_pkg_INT64: fpnew_pkg_int_width = 64; |
| endcase |
| endfunction |
| function automatic [1:0] sv2v_cast_E880F; |
| input reg [1:0] inp; |
| sv2v_cast_E880F = inp; |
| endfunction |
| function automatic [31:0] fpnew_pkg_max_int_width; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = 0; |
| begin : sv2v_autoblock_122 |
| reg signed [31:0] ifmt; |
| for (ifmt = 0; ifmt < fpnew_pkg_NUM_INT_FORMATS; ifmt = ifmt + 1) |
| if (cfg[ifmt]) |
| res = fpnew_pkg_maximum(res, fpnew_pkg_int_width(sv2v_cast_E880F(ifmt))); |
| end |
| fpnew_pkg_max_int_width = res; |
| end |
| endfunction |
| localparam [31:0] MAX_INT_WIDTH = fpnew_pkg_max_int_width(IntFmtConfig); |
| function automatic signed [31:0] fpnew_pkg_minimum; |
| input reg signed [31:0] a; |
| input reg signed [31:0] b; |
| fpnew_pkg_minimum = (a < b ? a : b); |
| endfunction |
| function automatic [31:0] fpnew_pkg_min_fp_width; |
| input reg [0:3] cfg; |
| reg [31:0] res; |
| begin |
| res = fpnew_pkg_max_fp_width(cfg); |
| begin : sv2v_autoblock_123 |
| reg [31:0] i; |
| for (i = 0; i < fpnew_pkg_NUM_FP_FORMATS; i = i + 1) |
| if (cfg[i]) |
| res = $unsigned(fpnew_pkg_minimum(res, fpnew_pkg_fp_width(sv2v_cast_38622(i)))); |
| end |
| fpnew_pkg_min_fp_width = res; |
| end |
| endfunction |
| function automatic [31:0] fpnew_pkg_max_num_lanes; |
| input reg [31:0] width; |
| input reg [0:3] cfg; |
| input reg vec; |
| fpnew_pkg_max_num_lanes = (vec ? width / fpnew_pkg_min_fp_width(cfg) : 1); |
| endfunction |
| localparam [31:0] NUM_LANES = fpnew_pkg_max_num_lanes(Width, FpFmtConfig, 1'b1); |
| localparam [31:0] NUM_INT_FORMATS = fpnew_pkg_NUM_INT_FORMATS; |
| localparam [31:0] FMT_BITS = fpnew_pkg_maximum(2, 2); |
| localparam [31:0] AUX_BITS = FMT_BITS + 2; |
| wire [NUM_LANES - 1:0] lane_in_ready; |
| wire [NUM_LANES - 1:0] lane_out_valid; |
| wire vectorial_op; |
| wire [FMT_BITS - 1:0] dst_fmt; |
| wire [AUX_BITS - 1:0] aux_data; |
| wire dst_fmt_is_int; |
| wire dst_is_cpk; |
| wire [1:0] dst_vec_op; |
| wire [2:0] target_aux_d; |
| wire [2:0] target_aux_q; |
| wire is_up_cast; |
| wire is_down_cast; |
| wire [(NUM_FORMATS * Width) - 1:0] fmt_slice_result; |
| wire [(NUM_INT_FORMATS * Width) - 1:0] ifmt_slice_result; |
| wire [Width - 1:0] conv_slice_result; |
| wire [Width - 1:0] conv_target_d; |
| wire [Width - 1:0] conv_target_q; |
| wire [(NUM_LANES * 5) - 1:0] lane_status; |
| wire [NUM_LANES - 1:0] lane_ext_bit; |
| wire [NUM_LANES - 1:0] lane_tags; |
| wire [(NUM_LANES * AUX_BITS) - 1:0] lane_aux; |
| wire [NUM_LANES - 1:0] lane_busy; |
| wire result_is_vector; |
| wire [FMT_BITS - 1:0] result_fmt; |
| wire result_fmt_is_int; |
| wire result_is_cpk; |
| wire [1:0] result_vec_op; |
| assign in_ready_o = lane_in_ready[0]; |
| assign vectorial_op = vectorial_op_i & EnableVectors; |
| localparam [3:0] fpnew_pkg_F2I = 11; |
| assign dst_fmt_is_int = (OpGroup == fpnew_pkg_CONV) & (op_i == fpnew_pkg_F2I); |
| localparam [3:0] fpnew_pkg_CPKAB = 13; |
| localparam [3:0] fpnew_pkg_CPKCD = 14; |
| assign dst_is_cpk = (OpGroup == fpnew_pkg_CONV) & ((op_i == fpnew_pkg_CPKAB) || (op_i == fpnew_pkg_CPKCD)); |
| assign dst_vec_op = (OpGroup == fpnew_pkg_CONV) & {op_i == fpnew_pkg_CPKCD, op_mod_i}; |
| assign is_up_cast = fpnew_pkg_fp_width(dst_fmt_i) > fpnew_pkg_fp_width(src_fmt_i); |
| assign is_down_cast = fpnew_pkg_fp_width(dst_fmt_i) < fpnew_pkg_fp_width(src_fmt_i); |
| assign dst_fmt = (dst_fmt_is_int ? int_fmt_i : dst_fmt_i); |
| assign aux_data = {dst_fmt_is_int, vectorial_op, dst_fmt}; |
| assign target_aux_d = {dst_vec_op, dst_is_cpk}; |
| generate |
| if (OpGroup == fpnew_pkg_CONV) begin : conv_target |
| assign conv_target_d = (dst_is_cpk ? operands_i[2 * Width+:Width] : operands_i[Width+:Width]); |
| end |
| endgenerate |
| reg [3:0] is_boxed_1op; |
| reg [7:0] is_boxed_2op; |
| always @(*) begin : boxed_2op |
| begin : sv2v_autoblock_124 |
| reg signed [31:0] fmt; |
| for (fmt = 0; fmt < NUM_FORMATS; fmt = fmt + 1) |
| begin |
| is_boxed_1op[fmt] = is_boxed_i[fmt * NUM_OPERANDS]; |
| is_boxed_2op[fmt * 2+:2] = is_boxed_i[(fmt * NUM_OPERANDS) + 1-:2]; |
| end |
| end |
| end |
| localparam [0:3] fpnew_pkg_CPK_FORMATS = 5'b11000; |
| function automatic [0:3] fpnew_pkg_get_conv_lane_formats; |
| input reg [31:0] width; |
| input reg [0:3] cfg; |
| input reg [31:0] lane_no; |
| reg [0:3] res; |
| reg [31:0] fmt; |
| begin |
| for (fmt = 0; fmt < fpnew_pkg_NUM_FP_FORMATS; fmt = fmt + 1) |
| res[fmt] = cfg[fmt] && (((width / fpnew_pkg_fp_width(sv2v_cast_38622(fmt))) > lane_no) || (fpnew_pkg_CPK_FORMATS[fmt] && (lane_no < 2))); |
| fpnew_pkg_get_conv_lane_formats = res; |
| end |
| endfunction |
| function automatic [0:3] fpnew_pkg_get_conv_lane_int_formats; |
| input reg [31:0] width; |
| input reg [0:3] cfg; |
| input reg [0:3] icfg; |
| input reg [31:0] lane_no; |
| reg [0:3] res; |
| reg [0:3] lanefmts; |
| begin |
| res = {4 {1'sb0}}; |
| lanefmts = fpnew_pkg_get_conv_lane_formats(width, cfg, lane_no); |
| begin : sv2v_autoblock_125 |
| reg [31:0] ifmt; |
| for (ifmt = 0; ifmt < fpnew_pkg_NUM_INT_FORMATS; ifmt = ifmt + 1) |
| begin : sv2v_autoblock_126 |
| reg [31:0] fmt; |
| for (fmt = 0; fmt < fpnew_pkg_NUM_FP_FORMATS; fmt = fmt + 1) |
| res[ifmt] = res[ifmt] | ((icfg[ifmt] && lanefmts[fmt]) && (fpnew_pkg_fp_width(sv2v_cast_38622(fmt)) == fpnew_pkg_int_width(sv2v_cast_E880F(ifmt)))); |
| end |
| end |
| fpnew_pkg_get_conv_lane_int_formats = res; |
| end |
| endfunction |
| function automatic [0:3] fpnew_pkg_get_lane_formats; |
| input reg [31:0] width; |
| input reg [0:3] cfg; |
| input reg [31:0] lane_no; |
| reg [0:3] res; |
| reg [31:0] fmt; |
| begin |
| for (fmt = 0; fmt < fpnew_pkg_NUM_FP_FORMATS; fmt = fmt + 1) |
| res[fmt] = cfg[fmt] & ((width / fpnew_pkg_fp_width(sv2v_cast_38622(fmt))) > lane_no); |
| fpnew_pkg_get_lane_formats = res; |
| end |
| endfunction |
| function automatic [0:3] fpnew_pkg_get_lane_int_formats; |
| input reg [31:0] width; |
| input reg [0:3] cfg; |
| input reg [0:3] icfg; |
| input reg [31:0] lane_no; |
| reg [0:3] res; |
| reg [0:3] lanefmts; |
| begin |
| res = {4 {1'sb0}}; |
| lanefmts = fpnew_pkg_get_lane_formats(width, cfg, lane_no); |
| begin : sv2v_autoblock_127 |
| reg [31:0] ifmt; |
| for (ifmt = 0; ifmt < fpnew_pkg_NUM_INT_FORMATS; ifmt = ifmt + 1) |
| begin : sv2v_autoblock_128 |
| reg [31:0] fmt; |
| for (fmt = 0; fmt < fpnew_pkg_NUM_FP_FORMATS; fmt = fmt + 1) |
| if (fpnew_pkg_fp_width(sv2v_cast_38622(fmt)) == fpnew_pkg_int_width(sv2v_cast_E880F(ifmt))) |
| res[ifmt] = res[ifmt] | (icfg[ifmt] && lanefmts[fmt]); |
| end |
| end |
| fpnew_pkg_get_lane_int_formats = res; |
| end |
| endfunction |
| localparam [3:0] fpnew_pkg_F2F = 10; |
| localparam [3:0] fpnew_pkg_I2F = 12; |
| generate |
| genvar lane; |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| for (lane = 0; lane < sv2v_cast_32_signed(NUM_LANES); lane = lane + 1) begin : gen_num_lanes |
| localparam [31:0] LANE = $unsigned(lane); |
| localparam [0:3] ACTIVE_FORMATS = fpnew_pkg_get_lane_formats(Width, FpFmtConfig, LANE); |
| localparam [0:3] ACTIVE_INT_FORMATS = fpnew_pkg_get_lane_int_formats(Width, FpFmtConfig, IntFmtConfig, LANE); |
| localparam [31:0] MAX_WIDTH = fpnew_pkg_max_fp_width(ACTIVE_FORMATS); |
| localparam [0:3] CONV_FORMATS = fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, LANE); |
| localparam [0:3] CONV_INT_FORMATS = fpnew_pkg_get_conv_lane_int_formats(Width, FpFmtConfig, IntFmtConfig, LANE); |
| localparam [31:0] CONV_WIDTH = fpnew_pkg_max_fp_width(CONV_FORMATS); |
| localparam [0:3] LANE_FORMATS = (OpGroup == fpnew_pkg_CONV ? CONV_FORMATS : ACTIVE_FORMATS); |
| localparam [31:0] LANE_WIDTH = (OpGroup == fpnew_pkg_CONV ? CONV_WIDTH : MAX_WIDTH); |
| wire [LANE_WIDTH - 1:0] local_result; |
| if ((lane == 0) || EnableVectors) begin : active_lane |
| wire in_valid; |
| wire out_valid; |
| wire out_ready; |
| reg [(NUM_OPERANDS * LANE_WIDTH) - 1:0] local_operands; |
| wire [LANE_WIDTH - 1:0] op_result; |
| wire [4:0] op_status; |
| assign in_valid = in_valid_i & ((lane == 0) | vectorial_op); |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| function automatic [3:0] sv2v_cast_4; |
| input reg [3:0] inp; |
| sv2v_cast_4 = inp; |
| endfunction |
| always @(*) begin : prepare_input |
| begin : sv2v_autoblock_129 |
| reg [31:0] i; |
| for (i = 0; i < NUM_OPERANDS; i = i + 1) |
| local_operands[i * sv2v_cast_32((OpGroup == fpnew_pkg_CONV ? sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) : sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane))))))))+:sv2v_cast_32((OpGroup == fpnew_pkg_CONV ? sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) : sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane))))))))] = operands_i[i * Width+:Width] >> (LANE * fpnew_pkg_fp_width(src_fmt_i)); |
| end |
| if (OpGroup == fpnew_pkg_CONV) |
| if (op_i == fpnew_pkg_I2F) |
| local_operands[0+:sv2v_cast_32((OpGroup == fpnew_pkg_CONV ? sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) : sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane))))))))] = operands_i[0+:Width] >> (LANE * fpnew_pkg_int_width(int_fmt_i)); |
| else if (op_i == fpnew_pkg_F2F) begin |
| if ((vectorial_op && op_mod_i) && is_up_cast) |
| local_operands[0+:sv2v_cast_32((OpGroup == fpnew_pkg_CONV ? sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) : sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane))))))))] = operands_i[0+:Width] >> ((LANE * fpnew_pkg_fp_width(src_fmt_i)) + (MAX_FP_WIDTH / 2)); |
| end |
| else if (dst_is_cpk) |
| if (lane == 1) |
| local_operands[0+:sv2v_cast_32((OpGroup == fpnew_pkg_CONV ? sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) : sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane))))))))] = operands_i[Width + (LANE_WIDTH - 1)-:LANE_WIDTH]; |
| end |
| if (OpGroup == fpnew_pkg_ADDMUL) begin : lane_instance |
| fpnew_fma_multi_E4D0A_BE123 #( |
| .AuxType_AUX_BITS(AUX_BITS), |
| .FpFmtConfig(LANE_FORMATS), |
| .NumPipeRegs(NumPipeRegs), |
| .PipeConfig(PipeConfig) |
| ) i_fpnew_fma_multi( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(local_operands), |
| .is_boxed_i(is_boxed_i), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .src_fmt_i(src_fmt_i), |
| .dst_fmt_i(dst_fmt_i), |
| .tag_i(tag_i), |
| .aux_i(aux_data), |
| .in_valid_i(in_valid), |
| .in_ready_o(lane_in_ready[lane]), |
| .flush_i(flush_i), |
| .result_o(op_result), |
| .status_o(op_status), |
| .extension_bit_o(lane_ext_bit[lane]), |
| .tag_o(lane_tags[lane]), |
| .aux_o(lane_aux[lane * AUX_BITS+:AUX_BITS]), |
| .out_valid_o(out_valid), |
| .out_ready_i(out_ready), |
| .busy_o(lane_busy[lane]) |
| ); |
| end |
| else if (OpGroup == fpnew_pkg_DIVSQRT) begin : lane_instance |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| function automatic [3:0] sv2v_cast_4; |
| input reg [3:0] inp; |
| sv2v_cast_4 = inp; |
| endfunction |
| fpnew_divsqrt_multi_28154_735ED #( |
| .AuxType_AUX_BITS(AUX_BITS), |
| .FpFmtConfig(LANE_FORMATS), |
| .NumPipeRegs(NumPipeRegs), |
| .PipeConfig(PipeConfig) |
| ) i_fpnew_divsqrt_multi( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(local_operands[0+:sv2v_cast_32((OpGroup == fpnew_pkg_CONV ? sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) : sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))))) * 2]), |
| .is_boxed_i(is_boxed_2op), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .dst_fmt_i(dst_fmt_i), |
| .tag_i(tag_i), |
| .aux_i(aux_data), |
| .in_valid_i(in_valid), |
| .in_ready_o(lane_in_ready[lane]), |
| .flush_i(flush_i), |
| .result_o(op_result), |
| .status_o(op_status), |
| .extension_bit_o(lane_ext_bit[lane]), |
| .tag_o(lane_tags[lane]), |
| .aux_o(lane_aux[lane * AUX_BITS+:AUX_BITS]), |
| .out_valid_o(out_valid), |
| .out_ready_i(out_ready), |
| .busy_o(lane_busy[lane]) |
| ); |
| end |
| else if (OpGroup == fpnew_pkg_NONCOMP) ; |
| else if (OpGroup == fpnew_pkg_CONV) begin : lane_instance |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| function automatic [3:0] sv2v_cast_4; |
| input reg [3:0] inp; |
| sv2v_cast_4 = inp; |
| endfunction |
| fpnew_cast_multi_8A35C_87530 #( |
| .AuxType_AUX_BITS(AUX_BITS), |
| .FpFmtConfig(LANE_FORMATS), |
| .IntFmtConfig(CONV_INT_FORMATS), |
| .NumPipeRegs(NumPipeRegs), |
| .PipeConfig(PipeConfig) |
| ) i_fpnew_cast_multi( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(local_operands[0+:sv2v_cast_32((OpGroup == fpnew_pkg_CONV ? sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) : sv2v_cast_32(fpnew_pkg_max_fp_width(sv2v_cast_4(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane))))))))]), |
| .is_boxed_i(is_boxed_1op), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .src_fmt_i(src_fmt_i), |
| .dst_fmt_i(dst_fmt_i), |
| .int_fmt_i(int_fmt_i), |
| .tag_i(tag_i), |
| .aux_i(aux_data), |
| .in_valid_i(in_valid), |
| .in_ready_o(lane_in_ready[lane]), |
| .flush_i(flush_i), |
| .result_o(op_result), |
| .status_o(op_status), |
| .extension_bit_o(lane_ext_bit[lane]), |
| .tag_o(lane_tags[lane]), |
| .aux_o(lane_aux[lane * AUX_BITS+:AUX_BITS]), |
| .out_valid_o(out_valid), |
| .out_ready_i(out_ready), |
| .busy_o(lane_busy[lane]) |
| ); |
| end |
| assign out_ready = out_ready_i & ((lane == 0) | result_is_vector); |
| assign lane_out_valid[lane] = out_valid & ((lane == 0) | result_is_vector); |
| function automatic [3:0] sv2v_cast_18C91; |
| input reg [3:0] inp; |
| sv2v_cast_18C91 = inp; |
| endfunction |
| assign local_result = (lane_out_valid[lane] ? op_result : {(OpGroup == fpnew_pkg_CONV ? fpnew_pkg_max_fp_width(sv2v_cast_18C91(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane))))) : fpnew_pkg_max_fp_width(sv2v_cast_18C91(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) {lane_ext_bit[0]}}); |
| assign lane_status[lane * 5+:5] = (lane_out_valid[lane] ? op_status : {5 {1'sb0}}); |
| end |
| else begin : inactive_lane |
| assign lane_out_valid[lane] = 1'b0; |
| assign lane_in_ready[lane] = 1'b0; |
| function automatic [3:0] sv2v_cast_18C91; |
| input reg [3:0] inp; |
| sv2v_cast_18C91 = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| assign local_result = {(OpGroup == fpnew_pkg_CONV ? fpnew_pkg_max_fp_width(sv2v_cast_18C91(fpnew_pkg_get_conv_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane))))) : fpnew_pkg_max_fp_width(sv2v_cast_18C91(fpnew_pkg_get_lane_formats(Width, FpFmtConfig, sv2v_cast_32($unsigned(lane)))))) {lane_ext_bit[0]}}; |
| assign lane_status[lane * 5+:5] = {5 {1'sb0}}; |
| assign lane_busy[lane] = 1'b0; |
| end |
| genvar fmt; |
| for (fmt = 0; fmt < NUM_FORMATS; fmt = fmt + 1) begin : pack_fp_result |
| function automatic [1:0] sv2v_cast_38622; |
| input reg [1:0] inp; |
| sv2v_cast_38622 = inp; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_38622(fmt)); |
| if (ACTIVE_FORMATS[fmt]) begin |
| assign fmt_slice_result[(fmt * Width) + ((((LANE + 1) * FP_WIDTH) - 1) >= (LANE * FP_WIDTH) ? ((LANE + 1) * FP_WIDTH) - 1 : ((((LANE + 1) * FP_WIDTH) - 1) + ((((LANE + 1) * FP_WIDTH) - 1) >= (LANE * FP_WIDTH) ? ((((LANE + 1) * FP_WIDTH) - 1) - (LANE * FP_WIDTH)) + 1 : ((LANE * FP_WIDTH) - (((LANE + 1) * FP_WIDTH) - 1)) + 1)) - 1)-:((((LANE + 1) * FP_WIDTH) - 1) >= (LANE * FP_WIDTH) ? ((((LANE + 1) * FP_WIDTH) - 1) - (LANE * FP_WIDTH)) + 1 : ((LANE * FP_WIDTH) - (((LANE + 1) * FP_WIDTH) - 1)) + 1)] = local_result[FP_WIDTH - 1:0]; |
| end |
| else if (((LANE + 1) * FP_WIDTH) <= Width) begin |
| assign fmt_slice_result[(fmt * Width) + ((((LANE + 1) * FP_WIDTH) - 1) >= (LANE * FP_WIDTH) ? ((LANE + 1) * FP_WIDTH) - 1 : ((((LANE + 1) * FP_WIDTH) - 1) + ((((LANE + 1) * FP_WIDTH) - 1) >= (LANE * FP_WIDTH) ? ((((LANE + 1) * FP_WIDTH) - 1) - (LANE * FP_WIDTH)) + 1 : ((LANE * FP_WIDTH) - (((LANE + 1) * FP_WIDTH) - 1)) + 1)) - 1)-:((((LANE + 1) * FP_WIDTH) - 1) >= (LANE * FP_WIDTH) ? ((((LANE + 1) * FP_WIDTH) - 1) - (LANE * FP_WIDTH)) + 1 : ((LANE * FP_WIDTH) - (((LANE + 1) * FP_WIDTH) - 1)) + 1)] = {((((LANE + 1) * FP_WIDTH) - 1) >= (LANE * FP_WIDTH) ? ((((LANE + 1) * FP_WIDTH) - 1) - (LANE * FP_WIDTH)) + 1 : ((LANE * FP_WIDTH) - (((LANE + 1) * FP_WIDTH) - 1)) + 1) {lane_ext_bit[LANE]}}; |
| end |
| else if ((LANE * FP_WIDTH) < Width) assign fmt_slice_result[(fmt * Width) + ((Width - 1) >= (LANE * FP_WIDTH) ? Width - 1 : ((Width - 1) + ((Width - 1) >= (LANE * FP_WIDTH) ? ((Width - 1) - (LANE * FP_WIDTH)) + 1 : ((LANE * FP_WIDTH) - (Width - 1)) + 1)) - 1)-:((Width - 1) >= (LANE * FP_WIDTH) ? ((Width - 1) - (LANE * FP_WIDTH)) + 1 : ((LANE * FP_WIDTH) - (Width - 1)) + 1)] = {((Width - 1) >= (LANE * FP_WIDTH) ? ((Width - 1) - (LANE * FP_WIDTH)) + 1 : ((LANE * FP_WIDTH) - (Width - 1)) + 1) {lane_ext_bit[LANE]}}; |
| end |
| if (OpGroup == fpnew_pkg_CONV) begin : int_results_enabled |
| genvar ifmt; |
| for (ifmt = 0; ifmt < NUM_INT_FORMATS; ifmt = ifmt + 1) begin : pack_int_result |
| function automatic [1:0] sv2v_cast_E880F; |
| input reg [1:0] inp; |
| sv2v_cast_E880F = inp; |
| endfunction |
| localparam [31:0] INT_WIDTH = fpnew_pkg_int_width(sv2v_cast_E880F(ifmt)); |
| if (ACTIVE_INT_FORMATS[ifmt]) begin |
| assign ifmt_slice_result[(ifmt * Width) + ((((LANE + 1) * INT_WIDTH) - 1) >= (LANE * INT_WIDTH) ? ((LANE + 1) * INT_WIDTH) - 1 : ((((LANE + 1) * INT_WIDTH) - 1) + ((((LANE + 1) * INT_WIDTH) - 1) >= (LANE * INT_WIDTH) ? ((((LANE + 1) * INT_WIDTH) - 1) - (LANE * INT_WIDTH)) + 1 : ((LANE * INT_WIDTH) - (((LANE + 1) * INT_WIDTH) - 1)) + 1)) - 1)-:((((LANE + 1) * INT_WIDTH) - 1) >= (LANE * INT_WIDTH) ? ((((LANE + 1) * INT_WIDTH) - 1) - (LANE * INT_WIDTH)) + 1 : ((LANE * INT_WIDTH) - (((LANE + 1) * INT_WIDTH) - 1)) + 1)] = local_result[INT_WIDTH - 1:0]; |
| end |
| else if (((LANE + 1) * INT_WIDTH) <= Width) begin |
| assign ifmt_slice_result[(ifmt * Width) + ((((LANE + 1) * INT_WIDTH) - 1) >= (LANE * INT_WIDTH) ? ((LANE + 1) * INT_WIDTH) - 1 : ((((LANE + 1) * INT_WIDTH) - 1) + ((((LANE + 1) * INT_WIDTH) - 1) >= (LANE * INT_WIDTH) ? ((((LANE + 1) * INT_WIDTH) - 1) - (LANE * INT_WIDTH)) + 1 : ((LANE * INT_WIDTH) - (((LANE + 1) * INT_WIDTH) - 1)) + 1)) - 1)-:((((LANE + 1) * INT_WIDTH) - 1) >= (LANE * INT_WIDTH) ? ((((LANE + 1) * INT_WIDTH) - 1) - (LANE * INT_WIDTH)) + 1 : ((LANE * INT_WIDTH) - (((LANE + 1) * INT_WIDTH) - 1)) + 1)] = {((((LANE + 1) * INT_WIDTH) - 1) >= (LANE * INT_WIDTH) ? ((((LANE + 1) * INT_WIDTH) - 1) - (LANE * INT_WIDTH)) + 1 : ((LANE * INT_WIDTH) - (((LANE + 1) * INT_WIDTH) - 1)) + 1) {1'sb0}}; |
| end |
| else if ((LANE * INT_WIDTH) < Width) assign ifmt_slice_result[(ifmt * Width) + ((Width - 1) >= (LANE * INT_WIDTH) ? Width - 1 : ((Width - 1) + ((Width - 1) >= (LANE * INT_WIDTH) ? ((Width - 1) - (LANE * INT_WIDTH)) + 1 : ((LANE * INT_WIDTH) - (Width - 1)) + 1)) - 1)-:((Width - 1) >= (LANE * INT_WIDTH) ? ((Width - 1) - (LANE * INT_WIDTH)) + 1 : ((LANE * INT_WIDTH) - (Width - 1)) + 1)] = {((Width - 1) >= (LANE * INT_WIDTH) ? ((Width - 1) - (LANE * INT_WIDTH)) + 1 : ((LANE * INT_WIDTH) - (Width - 1)) + 1) {1'sb0}}; |
| end |
| end |
| end |
| endgenerate |
| generate |
| genvar fmt; |
| for (fmt = 0; fmt < NUM_FORMATS; fmt = fmt + 1) begin : extend_fp_result |
| function automatic [1:0] sv2v_cast_38622; |
| input reg [1:0] inp; |
| sv2v_cast_38622 = inp; |
| endfunction |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_38622(fmt)); |
| if ((NUM_LANES * FP_WIDTH) < Width) assign fmt_slice_result[(fmt * Width) + ((Width - 1) >= (NUM_LANES * FP_WIDTH) ? Width - 1 : ((Width - 1) + ((Width - 1) >= (NUM_LANES * FP_WIDTH) ? ((Width - 1) - (NUM_LANES * FP_WIDTH)) + 1 : ((NUM_LANES * FP_WIDTH) - (Width - 1)) + 1)) - 1)-:((Width - 1) >= (NUM_LANES * FP_WIDTH) ? ((Width - 1) - (NUM_LANES * FP_WIDTH)) + 1 : ((NUM_LANES * FP_WIDTH) - (Width - 1)) + 1)] = {((Width - 1) >= (NUM_LANES * FP_WIDTH) ? ((Width - 1) - (NUM_LANES * FP_WIDTH)) + 1 : ((NUM_LANES * FP_WIDTH) - (Width - 1)) + 1) {lane_ext_bit[0]}}; |
| end |
| endgenerate |
| generate |
| genvar ifmt; |
| for (ifmt = 0; ifmt < NUM_INT_FORMATS; ifmt = ifmt + 1) begin : int_results_disabled |
| if (OpGroup != fpnew_pkg_CONV) begin : mute_int_result |
| assign ifmt_slice_result[ifmt * Width+:Width] = {Width {1'sb0}}; |
| end |
| end |
| endgenerate |
| generate |
| if (OpGroup == fpnew_pkg_CONV) begin : target_regs |
| wire [(0 >= NumPipeRegs ? ((1 - NumPipeRegs) * Width) + ((NumPipeRegs * Width) - 1) : ((NumPipeRegs + 1) * Width) - 1):(0 >= NumPipeRegs ? NumPipeRegs * Width : 0)] byp_pipe_target_q; |
| wire [(0 >= NumPipeRegs ? ((1 - NumPipeRegs) * 3) + ((NumPipeRegs * 3) - 1) : ((NumPipeRegs + 1) * 3) - 1):(0 >= NumPipeRegs ? NumPipeRegs * 3 : 0)] byp_pipe_aux_q; |
| wire [0:NumPipeRegs] byp_pipe_valid_q; |
| wire [0:NumPipeRegs] byp_pipe_ready; |
| assign byp_pipe_target_q[(0 >= NumPipeRegs ? 0 : NumPipeRegs) * Width+:Width] = conv_target_d; |
| assign byp_pipe_aux_q[(0 >= NumPipeRegs ? 0 : NumPipeRegs) * 3+:3] = target_aux_d; |
| assign byp_pipe_valid_q[0] = in_valid_i & vectorial_op; |
| genvar i; |
| for (i = 0; i < NumPipeRegs; i = i + 1) begin : gen_bypass_pipeline |
| wire reg_ena; |
| assign byp_pipe_ready[i] = byp_pipe_ready[i + 1] | ~byp_pipe_valid_q[i + 1]; |
| assign reg_ena = byp_pipe_ready[i] & byp_pipe_valid_q[i]; |
| end |
| assign byp_pipe_ready[NumPipeRegs] = out_ready_i & result_is_vector; |
| assign conv_target_q = byp_pipe_target_q[(0 >= NumPipeRegs ? NumPipeRegs : NumPipeRegs - NumPipeRegs) * Width+:Width]; |
| assign {result_vec_op, result_is_cpk} = byp_pipe_aux_q[(0 >= NumPipeRegs ? NumPipeRegs : NumPipeRegs - NumPipeRegs) * 3+:3]; |
| end |
| else begin : no_conv |
| assign {result_vec_op, result_is_cpk} = {3 {1'sb0}}; |
| end |
| endgenerate |
| assign {result_fmt_is_int, result_is_vector, result_fmt} = lane_aux[0+:AUX_BITS]; |
| assign result_o = (result_fmt_is_int ? ifmt_slice_result[result_fmt * Width+:Width] : fmt_slice_result[result_fmt * Width+:Width]); |
| assign extension_bit_o = lane_ext_bit[0]; |
| assign tag_o = lane_tags[0]; |
| assign busy_o = |lane_busy; |
| assign out_valid_o = lane_out_valid[0]; |
| always @(*) begin : output_processing |
| reg [4:0] temp_status; |
| temp_status = {5 {1'sb0}}; |
| begin : sv2v_autoblock_130 |
| reg signed [31:0] i; |
| for (i = 0; i < sv2v_cast_32_signed(NUM_LANES); i = i + 1) |
| temp_status = temp_status | lane_status[i * 5+:5]; |
| end |
| status_o = temp_status; |
| end |
| endmodule |
| module fpnew_rounding ( |
| abs_value_i, |
| sign_i, |
| round_sticky_bits_i, |
| rnd_mode_i, |
| effective_subtraction_i, |
| abs_rounded_o, |
| sign_o, |
| exact_zero_o |
| ); |
| parameter [31:0] AbsWidth = 2; |
| input wire [AbsWidth - 1:0] abs_value_i; |
| input wire sign_i; |
| input wire [1:0] round_sticky_bits_i; |
| input wire [2:0] rnd_mode_i; |
| input wire effective_subtraction_i; |
| output wire [AbsWidth - 1:0] abs_rounded_o; |
| output wire sign_o; |
| output wire exact_zero_o; |
| reg round_up; |
| localparam [0:0] fpnew_pkg_DONT_CARE = 1'b1; |
| localparam [2:0] fpnew_pkg_RDN = 3'b010; |
| localparam [2:0] fpnew_pkg_RMM = 3'b100; |
| localparam [2:0] fpnew_pkg_RNE = 3'b000; |
| localparam [2:0] fpnew_pkg_RTZ = 3'b001; |
| localparam [2:0] fpnew_pkg_RUP = 3'b011; |
| always @(*) begin : rounding_decision |
| case (rnd_mode_i) |
| fpnew_pkg_RNE: |
| case (round_sticky_bits_i) |
| 2'b00, 2'b01: round_up = 1'b0; |
| 2'b10: round_up = abs_value_i[0]; |
| 2'b11: round_up = 1'b1; |
| endcase |
| fpnew_pkg_RTZ: round_up = 1'b0; |
| fpnew_pkg_RDN: round_up = (|round_sticky_bits_i ? sign_i : 1'b0); |
| fpnew_pkg_RUP: round_up = (|round_sticky_bits_i ? ~sign_i : 1'b0); |
| fpnew_pkg_RMM: round_up = round_sticky_bits_i[1]; |
| default: round_up = fpnew_pkg_DONT_CARE; |
| endcase |
| end |
| assign abs_rounded_o = abs_value_i + round_up; |
| assign exact_zero_o = (abs_value_i == {AbsWidth {1'sb0}}) && (round_sticky_bits_i == {2 {1'sb0}}); |
| assign sign_o = (exact_zero_o && effective_subtraction_i ? rnd_mode_i == fpnew_pkg_RDN : sign_i); |
| endmodule |
| module fpnew_top_F1920 ( |
| clk_i, |
| rst_ni, |
| operands_i, |
| rnd_mode_i, |
| op_i, |
| op_mod_i, |
| src_fmt_i, |
| dst_fmt_i, |
| int_fmt_i, |
| vectorial_op_i, |
| tag_i, |
| in_valid_i, |
| in_ready_o, |
| flush_i, |
| result_o, |
| status_o, |
| tag_o, |
| out_valid_o, |
| out_ready_i, |
| busy_o |
| ); |
| localparam [31:0] fpnew_pkg_NUM_FP_FORMATS = 4; |
| localparam [31:0] fpnew_pkg_NUM_INT_FORMATS = 4; |
| function automatic [3:0] sv2v_cast_4; |
| input reg [3:0] inp; |
| sv2v_cast_4 = inp; |
| endfunction |
| localparam [41:0] fpnew_pkg_RV64D_Xsflt = {34'b0000000000000000000000000100000011, sv2v_cast_4(5'b11111), 4'b1111}; |
| parameter [41:0] Features = fpnew_pkg_RV64D_Xsflt; |
| localparam [31:0] fpnew_pkg_NUM_OPGROUPS = 4; |
| localparam [1:0] fpnew_pkg_BEFORE = 0; |
| localparam [1:0] fpnew_pkg_MERGED = 2; |
| localparam [1:0] fpnew_pkg_PARALLEL = 1; |
| function automatic [127:0] sv2v_cast_33F2F; |
| input reg [127:0] inp; |
| sv2v_cast_33F2F = inp; |
| endfunction |
| function automatic [511:0] sv2v_cast_512; |
| input reg [511:0] inp; |
| sv2v_cast_512 = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| localparam [545:0] fpnew_pkg_DEFAULT_NOREGS = {sv2v_cast_512({fpnew_pkg_NUM_OPGROUPS {sv2v_cast_33F2F(0)}}), sv2v_cast_32({{fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_PARALLEL}}, {fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_MERGED}}, {fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_PARALLEL}}, {fpnew_pkg_NUM_FP_FORMATS {fpnew_pkg_MERGED}}}), fpnew_pkg_BEFORE}; |
| parameter [545:0] Implementation = fpnew_pkg_DEFAULT_NOREGS; |
| localparam [31:0] WIDTH = Features[41-:32]; |
| localparam [31:0] NUM_OPERANDS = 3; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [(NUM_OPERANDS * WIDTH) - 1:0] operands_i; |
| input wire [2:0] rnd_mode_i; |
| localparam [31:0] fpnew_pkg_OP_BITS = 4; |
| input wire [3:0] op_i; |
| input wire op_mod_i; |
| localparam [31:0] fpnew_pkg_FP_FORMAT_BITS = 2; |
| input wire [1:0] src_fmt_i; |
| input wire [1:0] dst_fmt_i; |
| localparam [31:0] fpnew_pkg_INT_FORMAT_BITS = 2; |
| input wire [1:0] int_fmt_i; |
| input wire vectorial_op_i; |
| input wire tag_i; |
| input wire in_valid_i; |
| output wire in_ready_o; |
| input wire flush_i; |
| output wire [WIDTH - 1:0] result_o; |
| output wire [4:0] status_o; |
| output wire tag_o; |
| output wire out_valid_o; |
| input wire out_ready_i; |
| output wire busy_o; |
| localparam [31:0] NUM_OPGROUPS = fpnew_pkg_NUM_OPGROUPS; |
| localparam [31:0] NUM_FORMATS = fpnew_pkg_NUM_FP_FORMATS; |
| wire [3:0] opgrp_in_ready; |
| wire [3:0] opgrp_out_valid; |
| wire [3:0] opgrp_out_ready; |
| wire [3:0] opgrp_ext; |
| wire [3:0] opgrp_busy; |
| wire [((WIDTH + 5) >= 0 ? (4 * (WIDTH + 6)) - 1 : (4 * (1 - (WIDTH + 5))) + (WIDTH + 4)):((WIDTH + 5) >= 0 ? 0 : WIDTH + 5)] opgrp_outputs; |
| wire [11:0] is_boxed; |
| localparam [3:0] fpnew_pkg_ADD = 2; |
| localparam [1:0] fpnew_pkg_ADDMUL = 0; |
| localparam [3:0] fpnew_pkg_CLASSIFY = 9; |
| localparam [3:0] fpnew_pkg_CMP = 8; |
| localparam [1:0] fpnew_pkg_CONV = 3; |
| localparam [3:0] fpnew_pkg_CPKAB = 13; |
| localparam [3:0] fpnew_pkg_CPKCD = 14; |
| localparam [3:0] fpnew_pkg_DIV = 4; |
| localparam [1:0] fpnew_pkg_DIVSQRT = 1; |
| localparam [3:0] fpnew_pkg_F2F = 10; |
| localparam [3:0] fpnew_pkg_F2I = 11; |
| localparam [3:0] fpnew_pkg_FMADD = 0; |
| localparam [3:0] fpnew_pkg_FNMSUB = 1; |
| localparam [3:0] fpnew_pkg_I2F = 12; |
| localparam [3:0] fpnew_pkg_MINMAX = 7; |
| localparam [3:0] fpnew_pkg_MUL = 3; |
| localparam [1:0] fpnew_pkg_NONCOMP = 2; |
| localparam [3:0] fpnew_pkg_SGNJ = 6; |
| localparam [3:0] fpnew_pkg_SQRT = 5; |
| function automatic [1:0] fpnew_pkg_get_opgroup; |
| input reg [3:0] op; |
| case (op) |
| fpnew_pkg_FMADD, fpnew_pkg_FNMSUB, fpnew_pkg_ADD, fpnew_pkg_MUL: fpnew_pkg_get_opgroup = fpnew_pkg_ADDMUL; |
| fpnew_pkg_DIV, fpnew_pkg_SQRT: fpnew_pkg_get_opgroup = fpnew_pkg_DIVSQRT; |
| fpnew_pkg_SGNJ, fpnew_pkg_MINMAX, fpnew_pkg_CMP, fpnew_pkg_CLASSIFY: fpnew_pkg_get_opgroup = fpnew_pkg_NONCOMP; |
| fpnew_pkg_F2F, fpnew_pkg_F2I, fpnew_pkg_I2F, fpnew_pkg_CPKAB, fpnew_pkg_CPKCD: fpnew_pkg_get_opgroup = fpnew_pkg_CONV; |
| default: fpnew_pkg_get_opgroup = fpnew_pkg_NONCOMP; |
| endcase |
| endfunction |
| assign in_ready_o = in_valid_i & opgrp_in_ready[fpnew_pkg_get_opgroup(op_i)]; |
| localparam [255:0] fpnew_pkg_FP_ENCODINGS = 256'h00000008000000170000000b00000034000000050000000a0000000500000002; |
| function automatic [31:0] fpnew_pkg_fp_width; |
| input reg [1:0] fmt; |
| fpnew_pkg_fp_width = (fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 63-:32] + fpnew_pkg_FP_ENCODINGS[((3 - fmt) * 64) + 31-:32]) + 1; |
| endfunction |
| function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction |
| function automatic [1:0] sv2v_cast_B5DD5; |
| input reg [1:0] inp; |
| sv2v_cast_B5DD5 = inp; |
| endfunction |
| generate |
| genvar fmt; |
| /*function automatic signed [31:0] sv2v_cast_32_signed; |
| input reg signed [31:0] inp; |
| sv2v_cast_32_signed = inp; |
| endfunction*/ |
| for (fmt = 0; fmt < sv2v_cast_32_signed(NUM_FORMATS); fmt = fmt + 1) begin : gen_nanbox_check |
| localparam [31:0] FP_WIDTH = fpnew_pkg_fp_width(sv2v_cast_B5DD5(fmt)); |
| if (Features[8] && (FP_WIDTH < WIDTH)) begin : check |
| genvar op; |
| for (op = 0; op < sv2v_cast_32_signed(NUM_OPERANDS); op = op + 1) begin : operands |
| assign is_boxed[(fmt * NUM_OPERANDS) + op] = (!vectorial_op_i ? operands_i[(op * WIDTH) + ((WIDTH - 1) >= FP_WIDTH ? WIDTH - 1 : ((WIDTH - 1) + ((WIDTH - 1) >= FP_WIDTH ? ((WIDTH - 1) - FP_WIDTH) + 1 : (FP_WIDTH - (WIDTH - 1)) + 1)) - 1)-:((WIDTH - 1) >= FP_WIDTH ? ((WIDTH - 1) - FP_WIDTH) + 1 : (FP_WIDTH - (WIDTH - 1)) + 1)] == {((WIDTH - 1) >= FP_WIDTH ? ((WIDTH - 1) - FP_WIDTH) + 1 : (FP_WIDTH - (WIDTH - 1)) + 1) {1'sb1}} : 1'b1); |
| end |
| end |
| else begin : no_check |
| assign is_boxed[fmt * NUM_OPERANDS+:NUM_OPERANDS] = {3 {1'sb1}}; |
| end |
| end |
| endgenerate |
| function automatic [31:0] fpnew_pkg_num_operands; |
| input reg [1:0] grp; |
| case (grp) |
| fpnew_pkg_ADDMUL: fpnew_pkg_num_operands = 3; |
| fpnew_pkg_DIVSQRT: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_NONCOMP: fpnew_pkg_num_operands = 2; |
| fpnew_pkg_CONV: fpnew_pkg_num_operands = 3; |
| default: fpnew_pkg_num_operands = 0; |
| endcase |
| endfunction |
| generate |
| genvar opgrp; |
| for (opgrp = 0; opgrp < sv2v_cast_32_signed(NUM_OPGROUPS); opgrp = opgrp + 1) begin : gen_operation_groups |
| function automatic [1:0] sv2v_cast_2; |
| input reg [1:0] inp; |
| sv2v_cast_2 = inp; |
| endfunction |
| localparam [31:0] NUM_OPS = fpnew_pkg_num_operands(sv2v_cast_2(opgrp)); |
| wire in_valid; |
| reg [(NUM_FORMATS * NUM_OPS) - 1:0] input_boxed; |
| assign in_valid = in_valid_i & (fpnew_pkg_get_opgroup(op_i) == sv2v_cast_2(opgrp)); |
| function automatic [31:0] sv2v_cast_32; |
| input reg [31:0] inp; |
| sv2v_cast_32 = inp; |
| endfunction |
| always @(*) begin : slice_inputs |
| begin : sv2v_autoblock_131 |
| reg [31:0] fmt; |
| for (fmt = 0; fmt < NUM_FORMATS; fmt = fmt + 1) |
| input_boxed[fmt * sv2v_cast_32(fpnew_pkg_num_operands(sv2v_cast_2(opgrp)))+:sv2v_cast_32(fpnew_pkg_num_operands(sv2v_cast_2(opgrp)))] = is_boxed[(fmt * 3) + (NUM_OPS - 1)-:NUM_OPS]; |
| end |
| end |
| |
| fpnew_opgroup_block_BE2AB #( |
| .OpGroup(sv2v_cast_2(opgrp)), |
| .Width(WIDTH), |
| .EnableVectors(Features[9]), |
| .FpFmtMask(Features[7-:4]), |
| .IntFmtMask(Features[3-:4]), |
| .FmtPipeRegs(Implementation[34 + (32 * ((3 - opgrp) * fpnew_pkg_NUM_FP_FORMATS))+:128]), |
| .FmtUnitTypes(Implementation[2 + (2 * ((3 - opgrp) * fpnew_pkg_NUM_FP_FORMATS))+:8]), |
| .PipeConfig(Implementation[1-:2]) |
| ) i_opgroup_block( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .operands_i(operands_i[WIDTH * ((NUM_OPS - 1) - (NUM_OPS - 1))+:WIDTH * NUM_OPS]), |
| .is_boxed_i(input_boxed), |
| .rnd_mode_i(rnd_mode_i), |
| .op_i(op_i), |
| .op_mod_i(op_mod_i), |
| .src_fmt_i(src_fmt_i), |
| .dst_fmt_i(dst_fmt_i), |
| .int_fmt_i(int_fmt_i), |
| .vectorial_op_i(vectorial_op_i), |
| .tag_i(tag_i), |
| .in_valid_i(in_valid), |
| .in_ready_o(opgrp_in_ready[opgrp]), |
| .flush_i(flush_i), |
| .result_o(opgrp_outputs[((WIDTH + 5) >= 0 ? (opgrp * ((WIDTH + 5) >= 0 ? WIDTH + 6 : 1 - (WIDTH + 5))) + ((WIDTH + 5) >= 0 ? WIDTH + 5 : (WIDTH + 5) - (WIDTH + 5)) : (((opgrp * ((WIDTH + 5) >= 0 ? WIDTH + 6 : 1 - (WIDTH + 5))) + ((WIDTH + 5) >= 0 ? WIDTH + 5 : (WIDTH + 5) - (WIDTH + 5))) + ((WIDTH + 5) >= 6 ? WIDTH : 7 - (WIDTH + 5))) - 1)-:((WIDTH + 5) >= 6 ? WIDTH : 7 - (WIDTH + 5))]), |
| .status_o(opgrp_outputs[((WIDTH + 5) >= 0 ? (opgrp * ((WIDTH + 5) >= 0 ? WIDTH + 6 : 1 - (WIDTH + 5))) + ((WIDTH + 5) >= 0 ? 5 : WIDTH) : ((opgrp * ((WIDTH + 5) >= 0 ? WIDTH + 6 : 1 - (WIDTH + 5))) + ((WIDTH + 5) >= 0 ? 5 : WIDTH)) + 4)-:5]), |
| .extension_bit_o(opgrp_ext[opgrp]), |
| .tag_o(opgrp_outputs[(opgrp * ((WIDTH + 5) >= 0 ? WIDTH + 6 : 1 - (WIDTH + 5))) + ((WIDTH + 5) >= 0 ? 0 : WIDTH + 5)]), |
| .out_valid_o(opgrp_out_valid[opgrp]), |
| .out_ready_i(opgrp_out_ready[opgrp]), |
| .busy_o(opgrp_busy[opgrp]) |
| ); |
| end |
| endgenerate |
| wire [WIDTH + 5:0] arbiter_output; |
| rr_arb_tree_CBEBF_6E668 #( |
| .DataType_WIDTH(WIDTH), |
| .NumIn(NUM_OPGROUPS), |
| .AxiVldRdy(1'b1) |
| ) i_arbiter( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .flush_i(flush_i), |
| .rr_i({$unsigned(2) {1'sb0}}), |
| .req_i(opgrp_out_valid), |
| .gnt_o(opgrp_out_ready), |
| .data_i(opgrp_outputs), |
| .gnt_i(out_ready_i), |
| .req_o(out_valid_o), |
| .data_o(arbiter_output), |
| .idx_o() |
| ); |
| assign result_o = arbiter_output[WIDTH + 5-:((WIDTH + 5) >= 6 ? WIDTH : 7 - (WIDTH + 5))]; |
| assign status_o = arbiter_output[5-:5]; |
| assign tag_o = arbiter_output[0]; |
| assign busy_o = |opgrp_busy; |
| endmodule |
| module gpio_reg_top ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| reg2hw, |
| hw2reg, |
| devmode_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire [458:0] reg2hw; |
| input wire [257:0] hw2reg; |
| input devmode_i; |
| localparam signed [31:0] AW = 6; |
| localparam signed [31:0] DW = 32; |
| localparam signed [31:0] DBW = 4; |
| wire reg_we; |
| wire reg_re; |
| wire [5:0] reg_addr; |
| wire [31:0] reg_wdata; |
| wire [3:0] reg_be; |
| wire [31:0] reg_rdata; |
| wire reg_error; |
| wire addrmiss; |
| reg wr_err; |
| reg [31:0] reg_rdata_next; |
| wire [85:0] tl_reg_h2d; |
| wire [51:0] tl_reg_d2h; |
| assign tl_reg_h2d = tl_i; |
| assign tl_o = tl_reg_d2h; |
| tlul_adapter_reg #( |
| .RegAw(AW), |
| .RegDw(DW) |
| ) u_reg_if( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_reg_h2d), |
| .tl_o(tl_reg_d2h), |
| .we_o(reg_we), |
| .re_o(reg_re), |
| .addr_o(reg_addr), |
| .wdata_o(reg_wdata), |
| .be_o(reg_be), |
| .rdata_i(reg_rdata), |
| .error_i(reg_error) |
| ); |
| assign reg_rdata = reg_rdata_next; |
| assign reg_error = (devmode_i & addrmiss) | wr_err; |
| wire [31:0] intr_state_qs; |
| wire [31:0] intr_state_wd; |
| wire intr_state_we; |
| wire [31:0] intr_enable_qs; |
| wire [31:0] intr_enable_wd; |
| wire intr_enable_we; |
| wire [31:0] intr_test_wd; |
| wire intr_test_we; |
| wire [31:0] data_in_qs; |
| wire [31:0] direct_out_qs; |
| wire [31:0] direct_out_wd; |
| wire direct_out_we; |
| wire direct_out_re; |
| wire [15:0] masked_out_lower_data_qs; |
| wire [15:0] masked_out_lower_data_wd; |
| wire masked_out_lower_data_we; |
| wire masked_out_lower_data_re; |
| wire [15:0] masked_out_lower_mask_wd; |
| wire masked_out_lower_mask_we; |
| wire [15:0] masked_out_upper_data_qs; |
| wire [15:0] masked_out_upper_data_wd; |
| wire masked_out_upper_data_we; |
| wire masked_out_upper_data_re; |
| wire [15:0] masked_out_upper_mask_wd; |
| wire masked_out_upper_mask_we; |
| wire [31:0] direct_oe_qs; |
| wire [31:0] direct_oe_wd; |
| wire direct_oe_we; |
| wire direct_oe_re; |
| wire [15:0] masked_oe_lower_data_qs; |
| wire [15:0] masked_oe_lower_data_wd; |
| wire masked_oe_lower_data_we; |
| wire masked_oe_lower_data_re; |
| wire [15:0] masked_oe_lower_mask_qs; |
| wire [15:0] masked_oe_lower_mask_wd; |
| wire masked_oe_lower_mask_we; |
| wire masked_oe_lower_mask_re; |
| wire [15:0] masked_oe_upper_data_qs; |
| wire [15:0] masked_oe_upper_data_wd; |
| wire masked_oe_upper_data_we; |
| wire masked_oe_upper_data_re; |
| wire [15:0] masked_oe_upper_mask_qs; |
| wire [15:0] masked_oe_upper_mask_wd; |
| wire masked_oe_upper_mask_we; |
| wire masked_oe_upper_mask_re; |
| wire [31:0] intr_ctrl_en_rising_qs; |
| wire [31:0] intr_ctrl_en_rising_wd; |
| wire intr_ctrl_en_rising_we; |
| wire [31:0] intr_ctrl_en_falling_qs; |
| wire [31:0] intr_ctrl_en_falling_wd; |
| wire intr_ctrl_en_falling_we; |
| wire [31:0] intr_ctrl_en_lvlhigh_qs; |
| wire [31:0] intr_ctrl_en_lvlhigh_wd; |
| wire intr_ctrl_en_lvlhigh_we; |
| wire [31:0] intr_ctrl_en_lvllow_qs; |
| wire [31:0] intr_ctrl_en_lvllow_wd; |
| wire intr_ctrl_en_lvllow_we; |
| wire [31:0] ctrl_en_input_filter_qs; |
| wire [31:0] ctrl_en_input_filter_wd; |
| wire ctrl_en_input_filter_we; |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("W1C"), |
| .RESVAL(32'h00000000) |
| ) u_intr_state( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(intr_state_we), |
| .wd(intr_state_wd), |
| .de(hw2reg[225]), |
| .d(hw2reg[257-:32]), |
| .qe(), |
| .q(reg2hw[458-:32]), |
| .qs(intr_state_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'h00000000) |
| ) u_intr_enable( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(intr_enable_we), |
| .wd(intr_enable_wd), |
| .de(1'b0), |
| .d({32 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[426-:32]), |
| .qs(intr_enable_qs) |
| ); |
| prim_subreg_ext #(.DW(32)) u_intr_test( |
| .re(1'b0), |
| .we(intr_test_we), |
| .wd(intr_test_wd), |
| .d({32 {1'sb0}}), |
| .qre(), |
| .qe(reg2hw[362]), |
| .q(reg2hw[394-:32]), |
| .qs() |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RO"), |
| .RESVAL(32'h00000000) |
| ) u_data_in( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd({32 {1'sb0}}), |
| .de(hw2reg[192]), |
| .d(hw2reg[224-:32]), |
| .qe(), |
| .q(), |
| .qs(data_in_qs) |
| ); |
| prim_subreg_ext #(.DW(32)) u_direct_out( |
| .re(direct_out_re), |
| .we(direct_out_we), |
| .wd(direct_out_wd), |
| .d(hw2reg[191-:32]), |
| .qre(), |
| .qe(reg2hw[329]), |
| .q(reg2hw[361-:32]), |
| .qs(direct_out_qs) |
| ); |
| prim_subreg_ext #(.DW(16)) u_masked_out_lower_data( |
| .re(masked_out_lower_data_re), |
| .we(masked_out_lower_data_we), |
| .wd(masked_out_lower_data_wd), |
| .d(hw2reg[159-:16]), |
| .qre(), |
| .qe(reg2hw[312]), |
| .q(reg2hw[328-:16]), |
| .qs(masked_out_lower_data_qs) |
| ); |
| prim_subreg_ext #(.DW(16)) u_masked_out_lower_mask( |
| .re(1'b0), |
| .we(masked_out_lower_mask_we), |
| .wd(masked_out_lower_mask_wd), |
| .d(hw2reg[143-:16]), |
| .qre(), |
| .qe(reg2hw[295]), |
| .q(reg2hw[311-:16]), |
| .qs() |
| ); |
| prim_subreg_ext #(.DW(16)) u_masked_out_upper_data( |
| .re(masked_out_upper_data_re), |
| .we(masked_out_upper_data_we), |
| .wd(masked_out_upper_data_wd), |
| .d(hw2reg[127-:16]), |
| .qre(), |
| .qe(reg2hw[278]), |
| .q(reg2hw[294-:16]), |
| .qs(masked_out_upper_data_qs) |
| ); |
| prim_subreg_ext #(.DW(16)) u_masked_out_upper_mask( |
| .re(1'b0), |
| .we(masked_out_upper_mask_we), |
| .wd(masked_out_upper_mask_wd), |
| .d(hw2reg[111-:16]), |
| .qre(), |
| .qe(reg2hw[261]), |
| .q(reg2hw[277-:16]), |
| .qs() |
| ); |
| prim_subreg_ext #(.DW(32)) u_direct_oe( |
| .re(direct_oe_re), |
| .we(direct_oe_we), |
| .wd(direct_oe_wd), |
| .d(hw2reg[95-:32]), |
| .qre(), |
| .qe(reg2hw[228]), |
| .q(reg2hw[260-:32]), |
| .qs(direct_oe_qs) |
| ); |
| prim_subreg_ext #(.DW(16)) u_masked_oe_lower_data( |
| .re(masked_oe_lower_data_re), |
| .we(masked_oe_lower_data_we), |
| .wd(masked_oe_lower_data_wd), |
| .d(hw2reg[63-:16]), |
| .qre(), |
| .qe(reg2hw[211]), |
| .q(reg2hw[227-:16]), |
| .qs(masked_oe_lower_data_qs) |
| ); |
| prim_subreg_ext #(.DW(16)) u_masked_oe_lower_mask( |
| .re(masked_oe_lower_mask_re), |
| .we(masked_oe_lower_mask_we), |
| .wd(masked_oe_lower_mask_wd), |
| .d(hw2reg[47-:16]), |
| .qre(), |
| .qe(reg2hw[194]), |
| .q(reg2hw[210-:16]), |
| .qs(masked_oe_lower_mask_qs) |
| ); |
| prim_subreg_ext #(.DW(16)) u_masked_oe_upper_data( |
| .re(masked_oe_upper_data_re), |
| .we(masked_oe_upper_data_we), |
| .wd(masked_oe_upper_data_wd), |
| .d(hw2reg[31-:16]), |
| .qre(), |
| .qe(reg2hw[177]), |
| .q(reg2hw[193-:16]), |
| .qs(masked_oe_upper_data_qs) |
| ); |
| prim_subreg_ext #(.DW(16)) u_masked_oe_upper_mask( |
| .re(masked_oe_upper_mask_re), |
| .we(masked_oe_upper_mask_we), |
| .wd(masked_oe_upper_mask_wd), |
| .d(hw2reg[15-:16]), |
| .qre(), |
| .qe(reg2hw[160]), |
| .q(reg2hw[176-:16]), |
| .qs(masked_oe_upper_mask_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'h00000000) |
| ) u_intr_ctrl_en_rising( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(intr_ctrl_en_rising_we), |
| .wd(intr_ctrl_en_rising_wd), |
| .de(1'b0), |
| .d({32 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[159-:32]), |
| .qs(intr_ctrl_en_rising_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'h00000000) |
| ) u_intr_ctrl_en_falling( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(intr_ctrl_en_falling_we), |
| .wd(intr_ctrl_en_falling_wd), |
| .de(1'b0), |
| .d({32 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[127-:32]), |
| .qs(intr_ctrl_en_falling_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'h00000000) |
| ) u_intr_ctrl_en_lvlhigh( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(intr_ctrl_en_lvlhigh_we), |
| .wd(intr_ctrl_en_lvlhigh_wd), |
| .de(1'b0), |
| .d({32 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[95-:32]), |
| .qs(intr_ctrl_en_lvlhigh_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'h00000000) |
| ) u_intr_ctrl_en_lvllow( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(intr_ctrl_en_lvllow_we), |
| .wd(intr_ctrl_en_lvllow_wd), |
| .de(1'b0), |
| .d({32 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[63-:32]), |
| .qs(intr_ctrl_en_lvllow_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'h00000000) |
| ) u_ctrl_en_input_filter( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ctrl_en_input_filter_we), |
| .wd(ctrl_en_input_filter_wd), |
| .de(1'b0), |
| .d({32 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[31-:32]), |
| .qs(ctrl_en_input_filter_qs) |
| ); |
| reg [14:0] addr_hit; |
| localparam signed [31:0] gpio_reg_pkg_BlockAw = 6; |
| localparam [5:0] gpio_reg_pkg_GPIO_CTRL_EN_INPUT_FILTER_OFFSET = 6'h38; |
| localparam [5:0] gpio_reg_pkg_GPIO_DATA_IN_OFFSET = 6'h0c; |
| localparam [5:0] gpio_reg_pkg_GPIO_DIRECT_OE_OFFSET = 6'h1c; |
| localparam [5:0] gpio_reg_pkg_GPIO_DIRECT_OUT_OFFSET = 6'h10; |
| localparam [5:0] gpio_reg_pkg_GPIO_INTR_CTRL_EN_FALLING_OFFSET = 6'h2c; |
| localparam [5:0] gpio_reg_pkg_GPIO_INTR_CTRL_EN_LVLHIGH_OFFSET = 6'h30; |
| localparam [5:0] gpio_reg_pkg_GPIO_INTR_CTRL_EN_LVLLOW_OFFSET = 6'h34; |
| localparam [5:0] gpio_reg_pkg_GPIO_INTR_CTRL_EN_RISING_OFFSET = 6'h28; |
| localparam [5:0] gpio_reg_pkg_GPIO_INTR_ENABLE_OFFSET = 6'h04; |
| localparam [5:0] gpio_reg_pkg_GPIO_INTR_STATE_OFFSET = 6'h00; |
| localparam [5:0] gpio_reg_pkg_GPIO_INTR_TEST_OFFSET = 6'h08; |
| localparam [5:0] gpio_reg_pkg_GPIO_MASKED_OE_LOWER_OFFSET = 6'h20; |
| localparam [5:0] gpio_reg_pkg_GPIO_MASKED_OE_UPPER_OFFSET = 6'h24; |
| localparam [5:0] gpio_reg_pkg_GPIO_MASKED_OUT_LOWER_OFFSET = 6'h14; |
| localparam [5:0] gpio_reg_pkg_GPIO_MASKED_OUT_UPPER_OFFSET = 6'h18; |
| always @(*) begin |
| addr_hit = {15 {1'sb0}}; |
| addr_hit[0] = reg_addr == gpio_reg_pkg_GPIO_INTR_STATE_OFFSET; |
| addr_hit[1] = reg_addr == gpio_reg_pkg_GPIO_INTR_ENABLE_OFFSET; |
| addr_hit[2] = reg_addr == gpio_reg_pkg_GPIO_INTR_TEST_OFFSET; |
| addr_hit[3] = reg_addr == gpio_reg_pkg_GPIO_DATA_IN_OFFSET; |
| addr_hit[4] = reg_addr == gpio_reg_pkg_GPIO_DIRECT_OUT_OFFSET; |
| addr_hit[5] = reg_addr == gpio_reg_pkg_GPIO_MASKED_OUT_LOWER_OFFSET; |
| addr_hit[6] = reg_addr == gpio_reg_pkg_GPIO_MASKED_OUT_UPPER_OFFSET; |
| addr_hit[7] = reg_addr == gpio_reg_pkg_GPIO_DIRECT_OE_OFFSET; |
| addr_hit[8] = reg_addr == gpio_reg_pkg_GPIO_MASKED_OE_LOWER_OFFSET; |
| addr_hit[9] = reg_addr == gpio_reg_pkg_GPIO_MASKED_OE_UPPER_OFFSET; |
| addr_hit[10] = reg_addr == gpio_reg_pkg_GPIO_INTR_CTRL_EN_RISING_OFFSET; |
| addr_hit[11] = reg_addr == gpio_reg_pkg_GPIO_INTR_CTRL_EN_FALLING_OFFSET; |
| addr_hit[12] = reg_addr == gpio_reg_pkg_GPIO_INTR_CTRL_EN_LVLHIGH_OFFSET; |
| addr_hit[13] = reg_addr == gpio_reg_pkg_GPIO_INTR_CTRL_EN_LVLLOW_OFFSET; |
| addr_hit[14] = reg_addr == gpio_reg_pkg_GPIO_CTRL_EN_INPUT_FILTER_OFFSET; |
| end |
| assign addrmiss = (reg_re || reg_we ? ~|addr_hit : 1'b0); |
| localparam [59:0] gpio_reg_pkg_GPIO_PERMIT = 60'b111111111111111111111111111111111111111111111111111111111111; |
| always @(*) begin |
| wr_err = 1'b0; |
| if ((addr_hit[0] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[56+:4] != (gpio_reg_pkg_GPIO_PERMIT[56+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[1] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[52+:4] != (gpio_reg_pkg_GPIO_PERMIT[52+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[2] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[48+:4] != (gpio_reg_pkg_GPIO_PERMIT[48+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[3] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[44+:4] != (gpio_reg_pkg_GPIO_PERMIT[44+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[4] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[40+:4] != (gpio_reg_pkg_GPIO_PERMIT[40+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[5] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[36+:4] != (gpio_reg_pkg_GPIO_PERMIT[36+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[6] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[32+:4] != (gpio_reg_pkg_GPIO_PERMIT[32+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[7] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[28+:4] != (gpio_reg_pkg_GPIO_PERMIT[28+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[8] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[24+:4] != (gpio_reg_pkg_GPIO_PERMIT[24+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[9] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[20+:4] != (gpio_reg_pkg_GPIO_PERMIT[20+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[10] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[16+:4] != (gpio_reg_pkg_GPIO_PERMIT[16+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[11] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[12+:4] != (gpio_reg_pkg_GPIO_PERMIT[12+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[12] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[8+:4] != (gpio_reg_pkg_GPIO_PERMIT[8+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[13] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[4+:4] != (gpio_reg_pkg_GPIO_PERMIT[4+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[14] && reg_we) && (gpio_reg_pkg_GPIO_PERMIT[0+:4] != (gpio_reg_pkg_GPIO_PERMIT[0+:4] & reg_be))) |
| wr_err = 1'b1; |
| end |
| assign intr_state_we = (addr_hit[0] & reg_we) & ~wr_err; |
| assign intr_state_wd = reg_wdata[31:0]; |
| assign intr_enable_we = (addr_hit[1] & reg_we) & ~wr_err; |
| assign intr_enable_wd = reg_wdata[31:0]; |
| assign intr_test_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign intr_test_wd = reg_wdata[31:0]; |
| assign direct_out_we = (addr_hit[4] & reg_we) & ~wr_err; |
| assign direct_out_wd = reg_wdata[31:0]; |
| assign direct_out_re = addr_hit[4] && reg_re; |
| assign masked_out_lower_data_we = (addr_hit[5] & reg_we) & ~wr_err; |
| assign masked_out_lower_data_wd = reg_wdata[15:0]; |
| assign masked_out_lower_data_re = addr_hit[5] && reg_re; |
| assign masked_out_lower_mask_we = (addr_hit[5] & reg_we) & ~wr_err; |
| assign masked_out_lower_mask_wd = reg_wdata[31:16]; |
| assign masked_out_upper_data_we = (addr_hit[6] & reg_we) & ~wr_err; |
| assign masked_out_upper_data_wd = reg_wdata[15:0]; |
| assign masked_out_upper_data_re = addr_hit[6] && reg_re; |
| assign masked_out_upper_mask_we = (addr_hit[6] & reg_we) & ~wr_err; |
| assign masked_out_upper_mask_wd = reg_wdata[31:16]; |
| assign direct_oe_we = (addr_hit[7] & reg_we) & ~wr_err; |
| assign direct_oe_wd = reg_wdata[31:0]; |
| assign direct_oe_re = addr_hit[7] && reg_re; |
| assign masked_oe_lower_data_we = (addr_hit[8] & reg_we) & ~wr_err; |
| assign masked_oe_lower_data_wd = reg_wdata[15:0]; |
| assign masked_oe_lower_data_re = addr_hit[8] && reg_re; |
| assign masked_oe_lower_mask_we = (addr_hit[8] & reg_we) & ~wr_err; |
| assign masked_oe_lower_mask_wd = reg_wdata[31:16]; |
| assign masked_oe_lower_mask_re = addr_hit[8] && reg_re; |
| assign masked_oe_upper_data_we = (addr_hit[9] & reg_we) & ~wr_err; |
| assign masked_oe_upper_data_wd = reg_wdata[15:0]; |
| assign masked_oe_upper_data_re = addr_hit[9] && reg_re; |
| assign masked_oe_upper_mask_we = (addr_hit[9] & reg_we) & ~wr_err; |
| assign masked_oe_upper_mask_wd = reg_wdata[31:16]; |
| assign masked_oe_upper_mask_re = addr_hit[9] && reg_re; |
| assign intr_ctrl_en_rising_we = (addr_hit[10] & reg_we) & ~wr_err; |
| assign intr_ctrl_en_rising_wd = reg_wdata[31:0]; |
| assign intr_ctrl_en_falling_we = (addr_hit[11] & reg_we) & ~wr_err; |
| assign intr_ctrl_en_falling_wd = reg_wdata[31:0]; |
| assign intr_ctrl_en_lvlhigh_we = (addr_hit[12] & reg_we) & ~wr_err; |
| assign intr_ctrl_en_lvlhigh_wd = reg_wdata[31:0]; |
| assign intr_ctrl_en_lvllow_we = (addr_hit[13] & reg_we) & ~wr_err; |
| assign intr_ctrl_en_lvllow_wd = reg_wdata[31:0]; |
| assign ctrl_en_input_filter_we = (addr_hit[14] & reg_we) & ~wr_err; |
| assign ctrl_en_input_filter_wd = reg_wdata[31:0]; |
| always @(*) begin |
| reg_rdata_next = {32 {1'sb0}}; |
| case (1'b1) |
| addr_hit[0]: reg_rdata_next[31:0] = intr_state_qs; |
| addr_hit[1]: reg_rdata_next[31:0] = intr_enable_qs; |
| addr_hit[2]: reg_rdata_next[31:0] = {32 {1'sb0}}; |
| addr_hit[3]: reg_rdata_next[31:0] = data_in_qs; |
| addr_hit[4]: reg_rdata_next[31:0] = direct_out_qs; |
| addr_hit[5]: begin |
| reg_rdata_next[15:0] = masked_out_lower_data_qs; |
| reg_rdata_next[31:16] = {16 {1'sb0}}; |
| end |
| addr_hit[6]: begin |
| reg_rdata_next[15:0] = masked_out_upper_data_qs; |
| reg_rdata_next[31:16] = {16 {1'sb0}}; |
| end |
| addr_hit[7]: reg_rdata_next[31:0] = direct_oe_qs; |
| addr_hit[8]: begin |
| reg_rdata_next[15:0] = masked_oe_lower_data_qs; |
| reg_rdata_next[31:16] = masked_oe_lower_mask_qs; |
| end |
| addr_hit[9]: begin |
| reg_rdata_next[15:0] = masked_oe_upper_data_qs; |
| reg_rdata_next[31:16] = masked_oe_upper_mask_qs; |
| end |
| addr_hit[10]: reg_rdata_next[31:0] = intr_ctrl_en_rising_qs; |
| addr_hit[11]: reg_rdata_next[31:0] = intr_ctrl_en_falling_qs; |
| addr_hit[12]: reg_rdata_next[31:0] = intr_ctrl_en_lvlhigh_qs; |
| addr_hit[13]: reg_rdata_next[31:0] = intr_ctrl_en_lvllow_qs; |
| addr_hit[14]: reg_rdata_next[31:0] = ctrl_en_input_filter_qs; |
| default: reg_rdata_next = {32 {1'sb1}}; |
| endcase |
| end |
| endmodule |
| module gpio ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| cio_gpio_i, |
| cio_gpio_o, |
| cio_gpio_en_o, |
| intr_gpio_o |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| input wire [31:0] cio_gpio_i; |
| output wire [31:0] cio_gpio_o; |
| output wire [31:0] cio_gpio_en_o; |
| output wire [31:0] intr_gpio_o; |
| wire [458:0] reg2hw; |
| wire [257:0] hw2reg; |
| reg [31:0] cio_gpio_q; |
| reg [31:0] cio_gpio_en_q; |
| wire [31:0] data_in_d; |
| generate |
| genvar i; |
| for (i = 0; i < 32; i = i + 1) begin : gen_filter |
| prim_filter_ctr #(.Cycles(16)) filter( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .enable_i(reg2hw[i]), |
| .filter_i(cio_gpio_i[i]), |
| .filter_o(data_in_d[i]) |
| ); |
| end |
| endgenerate |
| assign hw2reg[192] = 1'b1; |
| assign hw2reg[224-:32] = data_in_d; |
| assign cio_gpio_o = cio_gpio_q; |
| assign cio_gpio_en_o = cio_gpio_en_q; |
| assign hw2reg[191-:32] = cio_gpio_q; |
| assign hw2reg[127-:16] = cio_gpio_q[31:16]; |
| assign hw2reg[111-:16] = 16'h0000; |
| assign hw2reg[159-:16] = cio_gpio_q[15:0]; |
| assign hw2reg[143-:16] = 16'h0000; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| cio_gpio_q <= {32 {1'sb0}}; |
| else if (reg2hw[329]) |
| cio_gpio_q <= reg2hw[361-:32]; |
| else if (reg2hw[278]) |
| cio_gpio_q[31:16] <= (reg2hw[277-:16] & reg2hw[294-:16]) | (~reg2hw[277-:16] & cio_gpio_q[31:16]); |
| else if (reg2hw[312]) |
| cio_gpio_q[15:0] <= (reg2hw[311-:16] & reg2hw[328-:16]) | (~reg2hw[311-:16] & cio_gpio_q[15:0]); |
| assign hw2reg[95-:32] = cio_gpio_en_q; |
| assign hw2reg[31-:16] = cio_gpio_en_q[31:16]; |
| assign hw2reg[15-:16] = 16'h0000; |
| assign hw2reg[63-:16] = cio_gpio_en_q[15:0]; |
| assign hw2reg[47-:16] = 16'h0000; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| cio_gpio_en_q <= {32 {1'sb0}}; |
| else if (reg2hw[228]) |
| cio_gpio_en_q <= reg2hw[260-:32]; |
| else if (reg2hw[177]) |
| cio_gpio_en_q[31:16] <= (reg2hw[176-:16] & reg2hw[193-:16]) | (~reg2hw[176-:16] & cio_gpio_en_q[31:16]); |
| else if (reg2hw[211]) |
| cio_gpio_en_q[15:0] <= (reg2hw[210-:16] & reg2hw[227-:16]) | (~reg2hw[210-:16] & cio_gpio_en_q[15:0]); |
| reg [31:0] data_in_q; |
| always @(posedge clk_i) data_in_q <= data_in_d; |
| wire [31:0] event_intr_rise; |
| wire [31:0] event_intr_fall; |
| wire [31:0] event_intr_actlow; |
| wire [31:0] event_intr_acthigh; |
| wire [31:0] event_intr_combined; |
| prim_intr_hw #(.Width(32)) intr_hw( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .event_intr_i(event_intr_combined), |
| .reg2hw_intr_enable_q_i(reg2hw[426-:32]), |
| .reg2hw_intr_test_q_i(reg2hw[394-:32]), |
| .reg2hw_intr_test_qe_i(reg2hw[362]), |
| .reg2hw_intr_state_q_i(reg2hw[458-:32]), |
| .hw2reg_intr_state_de_o(hw2reg[225]), |
| .hw2reg_intr_state_d_o(hw2reg[257-:32]), |
| .intr_o(intr_gpio_o) |
| ); |
| assign event_intr_rise = (~data_in_q & data_in_d) & reg2hw[159-:32]; |
| assign event_intr_fall = (data_in_q & ~data_in_d) & reg2hw[127-:32]; |
| assign event_intr_acthigh = data_in_d & reg2hw[95-:32]; |
| assign event_intr_actlow = ~data_in_d & reg2hw[63-:32]; |
| assign event_intr_combined = ((event_intr_rise | event_intr_fall) | event_intr_actlow) | event_intr_acthigh; |
| gpio_reg_top u_reg( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_i), |
| .tl_o(tl_o), |
| .reg2hw(reg2hw), |
| .hw2reg(hw2reg), |
| .devmode_i(1'b1) |
| ); |
| endmodule |
| |
| module iccm_controller ( |
| clk_i, |
| rst_ni, |
| prog_i, |
| rx_dv_i, |
| rx_byte_i, |
| we_o, |
| addr_o, |
| wdata_o, |
| reset_o |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire prog_i; |
| input wire rx_dv_i; |
| input wire [7:0] rx_byte_i; |
| output wire we_o; |
| output wire [11:0] addr_o; |
| output wire [31:0] wdata_o; |
| output wire reset_o; |
| reg [1:0] ctrl_fsm_cs; |
| reg [1:0] ctrl_fsm_ns; |
| wire [7:0] rx_byte_d; |
| reg [7:0] rx_byte_q0; |
| reg [7:0] rx_byte_q1; |
| reg [7:0] rx_byte_q2; |
| reg [7:0] rx_byte_q3; |
| reg we_q; |
| reg we_d; |
| reg [11:0] addr_q; |
| reg [11:0] addr_d; |
| reg reset_q; |
| reg reset_d; |
| reg [1:0] byte_count; |
| localparam [1:0] DONE = 3; |
| localparam [1:0] LOAD = 1; |
| localparam [1:0] PROG = 2; |
| localparam [1:0] RESET = 0; |
| always @(*) begin |
| we_d = we_q; |
| addr_d = addr_q; |
| reset_d = reset_q; |
| ctrl_fsm_ns = ctrl_fsm_cs; |
| case (ctrl_fsm_cs) |
| RESET: begin |
| we_d = 1'b0; |
| reset_d = 1'b0; |
| if (rx_dv_i) |
| ctrl_fsm_ns = LOAD; |
| else |
| ctrl_fsm_ns = RESET; |
| end |
| LOAD: |
| if (((byte_count == 2'b11) && (rx_byte_q2 != 8'h0f)) && (rx_byte_d != 8'hff)) begin |
| we_d = 1'b1; |
| ctrl_fsm_ns = PROG; |
| end |
| else |
| ctrl_fsm_ns = DONE; |
| PROG: begin |
| we_d = 1'b0; |
| ctrl_fsm_ns = DONE; |
| end |
| DONE: |
| if (wdata_o == 32'h00000fff || (!rst_ni)) begin |
| ctrl_fsm_ns = DONE; |
| reset_d = 1'b1; |
| end |
| else if (rx_dv_i) |
| ctrl_fsm_ns = LOAD; |
| else |
| ctrl_fsm_ns = DONE; |
| // default: ctrl_fsm_ns = RESET; |
| endcase |
| end |
| assign rx_byte_d = rx_byte_i; |
| assign we_o = we_q; |
| assign addr_o = addr_q; |
| assign wdata_o = {rx_byte_q0, rx_byte_q1, rx_byte_q2, rx_byte_q3}; |
| assign reset_o = reset_q; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| we_q <= 1'b0; |
| addr_q <= 12'b000000000000; |
| rx_byte_q0 <= 8'b00000000; |
| rx_byte_q1 <= 8'b00000000; |
| rx_byte_q2 <= 8'b00000000; |
| rx_byte_q3 <= 8'b00000000; |
| reset_q <= 1'b1; |
| byte_count <= 2'b00; |
| ctrl_fsm_cs <= DONE; |
| end |
| else if (prog_i) begin |
| we_q <= 1'b0; |
| addr_q <= 12'b000000000000; |
| rx_byte_q0 <= 8'b00000000; |
| rx_byte_q1 <= 8'b00000000; |
| rx_byte_q2 <= 8'b00000000; |
| rx_byte_q3 <= 8'b00000000; |
| reset_q <= 1'b0; |
| byte_count <= 2'b00; |
| ctrl_fsm_cs <= RESET; |
| end |
| else begin |
| we_q <= we_d; |
| if (ctrl_fsm_cs == LOAD) begin |
| if (byte_count == 2'b00) begin |
| rx_byte_q0 <= rx_byte_d; |
| byte_count <= 2'b01; |
| end |
| else if (byte_count == 2'b01) begin |
| rx_byte_q1 <= rx_byte_d; |
| byte_count <= 2'b10; |
| end |
| else if (byte_count == 2'b10) begin |
| rx_byte_q2 <= rx_byte_d; |
| byte_count <= 2'b11; |
| end |
| else begin |
| rx_byte_q3 <= rx_byte_d; |
| byte_count <= 2'b00; |
| end |
| addr_q <= addr_d; |
| end |
| if (ctrl_fsm_cs == PROG) |
| addr_q <= addr_d + 1'b1; |
| reset_q <= reset_d; |
| ctrl_fsm_cs <= ctrl_fsm_ns; |
| end |
| endmodule |
| module instr_mem_top ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| iccm_ctrl_addr, |
| iccm_ctrl_wdata, |
| iccm_ctrl_we, |
| prog_rst_ni, |
| csb, |
| addr_o, |
| wdata_o, |
| wmask_o, |
| we_o, |
| rdata_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| input [11:0] iccm_ctrl_addr; |
| input [31:0] iccm_ctrl_wdata; |
| input wire iccm_ctrl_we; |
| input wire prog_rst_ni; |
| output wire csb; |
| output wire [11:0] addr_o; |
| output wire [31:0] wdata_o; |
| output wire [3:0] wmask_o; |
| output wire we_o; |
| input wire [31:0] rdata_i; |
| reg rvalid; |
| wire tl_we; |
| wire [31:0] tl_wmask; |
| wire [31:0] tl_wdata; |
| wire [11:0] tl_addr; |
| wire tl_req; |
| wire [3:0] mask_sel; |
| assign mask_sel[0] = (tl_wmask[7:0] != 8'b00000000 ? 1'b1 : 1'b0); |
| assign mask_sel[1] = (tl_wmask[15:8] != 8'b00000000 ? 1'b1 : 1'b0); |
| assign mask_sel[2] = (tl_wmask[23:16] != 8'b00000000 ? 1'b1 : 1'b0); |
| assign mask_sel[3] = (tl_wmask[31:24] != 8'b00000000 ? 1'b1 : 1'b0); |
| assign csb = ~1'b1; |
| assign addr_o = (prog_rst_ni ? tl_addr : iccm_ctrl_addr); |
| assign wdata_o = (prog_rst_ni ? tl_wdata : iccm_ctrl_wdata); |
| assign we_o = ~(prog_rst_ni ? tl_we : iccm_ctrl_we); |
| assign wmask_o = (prog_rst_ni ? mask_sel : 4'b1111); |
| tlul_sram_adapter #( |
| .SramAw(12), |
| .SramDw(32), |
| .Outstanding(2), |
| .ByteAccess(1), |
| .ErrOnWrite(0), |
| .ErrOnRead(0) |
| ) inst_mem( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_i), |
| .tl_o(tl_o), |
| .req_o(tl_req), |
| .gnt_i(1'b1), |
| .we_o(tl_we), |
| .addr_o(tl_addr), |
| .wdata_o(tl_wdata), |
| .wmask_o(tl_wmask), |
| .rdata_i((rst_ni ? rdata_i : {32 {1'sb0}})), |
| .rvalid_i(rvalid), |
| .rerror_i(2'b00) |
| ); |
| always @(posedge clk_i) |
| if (!rst_ni) |
| rvalid <= 1'b0; |
| else if (iccm_ctrl_we | tl_we) |
| rvalid <= 1'b0; |
| else |
| rvalid <= tl_req; |
| endmodule |
| module iteration_div_sqrt_mvp ( |
| A_DI, |
| B_DI, |
| Div_enable_SI, |
| Div_start_dly_SI, |
| Sqrt_enable_SI, |
| D_DI, |
| D_DO, |
| Sum_DO, |
| Carry_out_DO |
| ); |
| parameter WIDTH = 25; |
| input wire [WIDTH - 1:0] A_DI; |
| input wire [WIDTH - 1:0] B_DI; |
| input wire Div_enable_SI; |
| input wire Div_start_dly_SI; |
| input wire Sqrt_enable_SI; |
| input wire [1:0] D_DI; |
| output wire [1:0] D_DO; |
| output wire [WIDTH - 1:0] Sum_DO; |
| output wire Carry_out_DO; |
| wire D_carry_D; |
| wire Sqrt_cin_D; |
| wire Cin_D; |
| assign D_DO[0] = ~D_DI[0]; |
| assign D_DO[1] = ~(D_DI[1] ^ D_DI[0]); |
| assign D_carry_D = D_DI[1] | D_DI[0]; |
| assign Sqrt_cin_D = Sqrt_enable_SI && D_carry_D; |
| assign Cin_D = (Div_enable_SI ? 1'b0 : Sqrt_cin_D); |
| assign {Carry_out_DO, Sum_DO} = (A_DI + B_DI) + Cin_D; |
| endmodule |
| module lzc ( |
| in_i, |
| cnt_o, |
| empty_o |
| ); |
| parameter [31:0] WIDTH = 2; |
| parameter [0:0] MODE = 1'b0; |
| function automatic [31:0] cf_math_pkg_idx_width; |
| input reg [31:0] num_idx; |
| cf_math_pkg_idx_width = (num_idx > 32'd1 ? $unsigned($clog2(num_idx)) : 32'd1); |
| endfunction |
| parameter [31:0] CNT_WIDTH = cf_math_pkg_idx_width(WIDTH); |
| input wire [WIDTH - 1:0] in_i; |
| output wire [CNT_WIDTH - 1:0] cnt_o; |
| output wire empty_o; |
| generate |
| if (WIDTH == 1) begin : gen_degenerate_lzc |
| assign cnt_o[0] = !in_i[0]; |
| assign empty_o = !in_i[0]; |
| end |
| else begin : gen_lzc |
| localparam [31:0] NumLevels = $clog2(WIDTH); |
| wire [(WIDTH * NumLevels) - 1:0] index_lut; |
| wire [(2 ** NumLevels) - 1:0] sel_nodes; |
| wire [((2 ** NumLevels) * NumLevels) - 1:0] index_nodes; |
| reg [WIDTH - 1:0] in_tmp; |
| always @(*) begin : flip_vector |
| begin : sv2v_autoblock_132 |
| reg [31:0] i; |
| for (i = 0; i < WIDTH; i = i + 1) |
| in_tmp[i] = (MODE ? in_i[(WIDTH - 1) - i] : in_i[i]); |
| end |
| end |
| genvar j; |
| for (j = 0; $unsigned(j) < WIDTH; j = j + 1) begin : g_index_lut |
| function automatic [NumLevels - 1:0] sv2v_cast_4C5E6; |
| input reg [NumLevels - 1:0] inp; |
| sv2v_cast_4C5E6 = inp; |
| endfunction |
| assign index_lut[j * NumLevels+:NumLevels] = sv2v_cast_4C5E6($unsigned(j)); |
| end |
| genvar level; |
| for (level = 0; $unsigned(level) < NumLevels; level = level + 1) begin : g_levels |
| if ($unsigned(level) == (NumLevels - 1)) begin : g_last_level |
| genvar k; |
| for (k = 0; k < (2 ** level); k = k + 1) begin : g_level |
| if (($unsigned(k) * 2) < (WIDTH - 1)) begin : g_reduce |
| assign sel_nodes[((2 ** level) - 1) + k] = in_tmp[k * 2] | in_tmp[(k * 2) + 1]; |
| assign index_nodes[(((2 ** level) - 1) + k) * NumLevels+:NumLevels] = (in_tmp[k * 2] == 1'b1 ? index_lut[(k * 2) * NumLevels+:NumLevels] : index_lut[((k * 2) + 1) * NumLevels+:NumLevels]); |
| end |
| if (($unsigned(k) * 2) == (WIDTH - 1)) begin : g_base |
| assign sel_nodes[((2 ** level) - 1) + k] = in_tmp[k * 2]; |
| assign index_nodes[(((2 ** level) - 1) + k) * NumLevels+:NumLevels] = index_lut[(k * 2) * NumLevels+:NumLevels]; |
| end |
| if (($unsigned(k) * 2) > (WIDTH - 1)) begin : g_out_of_range |
| assign sel_nodes[((2 ** level) - 1) + k] = 1'b0; |
| assign index_nodes[(((2 ** level) - 1) + k) * NumLevels+:NumLevels] = {NumLevels {1'sb0}}; |
| end |
| end |
| end |
| else begin : g_not_last_level |
| genvar l; |
| for (l = 0; l < (2 ** level); l = l + 1) begin : g_level |
| assign sel_nodes[((2 ** level) - 1) + l] = sel_nodes[((2 ** (level + 1)) - 1) + (l * 2)] | sel_nodes[(((2 ** (level + 1)) - 1) + (l * 2)) + 1]; |
| assign index_nodes[(((2 ** level) - 1) + l) * NumLevels+:NumLevels] = (sel_nodes[((2 ** (level + 1)) - 1) + (l * 2)] == 1'b1 ? index_nodes[(((2 ** (level + 1)) - 1) + (l * 2)) * NumLevels+:NumLevels] : index_nodes[((((2 ** (level + 1)) - 1) + (l * 2)) + 1) * NumLevels+:NumLevels]); |
| end |
| end |
| end |
| assign cnt_o = (NumLevels > $unsigned(0) ? index_nodes[0+:NumLevels] : {$clog2(WIDTH) {1'b0}}); |
| assign empty_o = (NumLevels > $unsigned(0) ? ~sel_nodes[0] : ~(|in_i)); |
| end |
| endgenerate |
| endmodule |
| module norm_div_sqrt_mvp ( |
| Mant_in_DI, |
| Exp_in_DI, |
| Sign_in_DI, |
| Div_enable_SI, |
| Sqrt_enable_SI, |
| Inf_a_SI, |
| Inf_b_SI, |
| Zero_a_SI, |
| Zero_b_SI, |
| NaN_a_SI, |
| NaN_b_SI, |
| SNaN_SI, |
| RM_SI, |
| Full_precision_SI, |
| FP32_SI, |
| FP64_SI, |
| FP16_SI, |
| FP16ALT_SI, |
| Result_DO, |
| Fflags_SO |
| ); |
| localparam defs_div_sqrt_mvp_C_MANT_FP64 = 52; |
| input wire [56:0] Mant_in_DI; |
| localparam defs_div_sqrt_mvp_C_EXP_FP64 = 11; |
| input wire signed [12:0] Exp_in_DI; |
| input wire Sign_in_DI; |
| input wire Div_enable_SI; |
| input wire Sqrt_enable_SI; |
| input wire Inf_a_SI; |
| input wire Inf_b_SI; |
| input wire Zero_a_SI; |
| input wire Zero_b_SI; |
| input wire NaN_a_SI; |
| input wire NaN_b_SI; |
| input wire SNaN_SI; |
| localparam defs_div_sqrt_mvp_C_RM = 3; |
| input wire [2:0] RM_SI; |
| input wire Full_precision_SI; |
| input wire FP32_SI; |
| input wire FP64_SI; |
| input wire FP16_SI; |
| input wire FP16ALT_SI; |
| output reg [63:0] Result_DO; |
| output wire [4:0] Fflags_SO; |
| reg Sign_res_D; |
| reg NV_OP_S; |
| reg Exp_OF_S; |
| reg Exp_UF_S; |
| reg Div_Zero_S; |
| wire In_Exact_S; |
| reg [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_res_norm_D; |
| reg [10:0] Exp_res_norm_D; |
| wire [12:0] Exp_Max_RS_FP64_D; |
| localparam defs_div_sqrt_mvp_C_EXP_FP32 = 8; |
| wire [9:0] Exp_Max_RS_FP32_D; |
| localparam defs_div_sqrt_mvp_C_EXP_FP16 = 5; |
| wire [6:0] Exp_Max_RS_FP16_D; |
| localparam defs_div_sqrt_mvp_C_EXP_FP16ALT = 8; |
| wire [9:0] Exp_Max_RS_FP16ALT_D; |
| assign Exp_Max_RS_FP64_D = (Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP64:0] + defs_div_sqrt_mvp_C_MANT_FP64) + 1; |
| localparam defs_div_sqrt_mvp_C_MANT_FP32 = 23; |
| assign Exp_Max_RS_FP32_D = (Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP32:0] + defs_div_sqrt_mvp_C_MANT_FP32) + 1; |
| localparam defs_div_sqrt_mvp_C_MANT_FP16 = 10; |
| assign Exp_Max_RS_FP16_D = (Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP16:0] + defs_div_sqrt_mvp_C_MANT_FP16) + 1; |
| localparam defs_div_sqrt_mvp_C_MANT_FP16ALT = 7; |
| assign Exp_Max_RS_FP16ALT_D = (Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP16ALT:0] + defs_div_sqrt_mvp_C_MANT_FP16ALT) + 1; |
| wire [12:0] Num_RS_D; |
| assign Num_RS_D = ~Exp_in_DI + 2; |
| wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_RS_D; |
| wire [56:0] Mant_forsticky_D; |
| assign {Mant_RS_D, Mant_forsticky_D} = {Mant_in_DI, {53 {1'b0}}} >> Num_RS_D; |
| wire [12:0] Exp_subOne_D; |
| assign Exp_subOne_D = Exp_in_DI - 1; |
| reg [1:0] Mant_lower_D; |
| reg Mant_sticky_bit_D; |
| reg [56:0] Mant_forround_D; |
| localparam defs_div_sqrt_mvp_C_EXP_ONE_FP64 = 13'h0001; |
| localparam defs_div_sqrt_mvp_C_MANT_NAN_FP64 = 52'h8000000000000; |
| always @(*) |
| if (NaN_a_SI) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {1'b0, defs_div_sqrt_mvp_C_MANT_NAN_FP64}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = 1'b0; |
| NV_OP_S = SNaN_SI; |
| end |
| else if (NaN_b_SI) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {1'b0, defs_div_sqrt_mvp_C_MANT_NAN_FP64}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = 1'b0; |
| NV_OP_S = SNaN_SI; |
| end |
| else if (Inf_a_SI) begin |
| if (Div_enable_SI && Inf_b_SI) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {1'b0, defs_div_sqrt_mvp_C_MANT_NAN_FP64}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = 1'b0; |
| NV_OP_S = 1'b1; |
| end |
| else if (Sqrt_enable_SI && Sign_in_DI) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {1'b0, defs_div_sqrt_mvp_C_MANT_NAN_FP64}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = 1'b0; |
| NV_OP_S = 1'b1; |
| end |
| else begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b1; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {53 {1'sb0}}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| end |
| else if (Div_enable_SI && Inf_b_SI) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b1; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {53 {1'sb0}}; |
| Exp_res_norm_D = {11 {1'sb0}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else if (Zero_a_SI) begin |
| if (Div_enable_SI && Zero_b_SI) begin |
| Div_Zero_S = 1'b1; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {1'b0, defs_div_sqrt_mvp_C_MANT_NAN_FP64}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = 1'b0; |
| NV_OP_S = 1'b1; |
| end |
| else begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {53 {1'sb0}}; |
| Exp_res_norm_D = {11 {1'sb0}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| end |
| else if (Div_enable_SI && Zero_b_SI) begin |
| Div_Zero_S = 1'b1; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {53 {1'sb0}}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else if (Sign_in_DI && Sqrt_enable_SI) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {1'b0, defs_div_sqrt_mvp_C_MANT_NAN_FP64}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = 1'b0; |
| NV_OP_S = 1'b1; |
| end |
| else if (Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP64:0] == {12 {1'sb0}}) begin |
| if (Mant_in_DI != {57 {1'sb0}}) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b1; |
| Mant_res_norm_D = {1'b0, Mant_in_DI[56:5]}; |
| Exp_res_norm_D = {11 {1'sb0}}; |
| Mant_forround_D = {Mant_in_DI[4:0], {defs_div_sqrt_mvp_C_MANT_FP64 {1'b0}}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {53 {1'sb0}}; |
| Exp_res_norm_D = {11 {1'sb0}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| end |
| else if ((Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP64:0] == defs_div_sqrt_mvp_C_EXP_ONE_FP64) && ~Mant_in_DI[56]) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b1; |
| Mant_res_norm_D = Mant_in_DI[56:4]; |
| Exp_res_norm_D = {11 {1'sb0}}; |
| Mant_forround_D = {Mant_in_DI[3:0], {53 {1'b0}}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else if (Exp_in_DI[12]) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b1; |
| Mant_res_norm_D = {Mant_RS_D[defs_div_sqrt_mvp_C_MANT_FP64:0]}; |
| Exp_res_norm_D = {11 {1'sb0}}; |
| Mant_forround_D = {Mant_forsticky_D[56:0]}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else if ((((Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP32] && FP32_SI) | (Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP64] && FP64_SI)) | (Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP16] && FP16_SI)) | (Exp_in_DI[defs_div_sqrt_mvp_C_EXP_FP16ALT] && FP16ALT_SI)) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b1; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {53 {1'sb0}}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else if (((((Exp_in_DI[7:0] == {8 {1'sb1}}) && FP32_SI) | ((Exp_in_DI[10:0] == {11 {1'sb1}}) && FP64_SI)) | ((Exp_in_DI[4:0] == {5 {1'sb1}}) && FP16_SI)) | ((Exp_in_DI[7:0] == {8 {1'sb1}}) && FP16ALT_SI)) begin |
| if (~Mant_in_DI[56]) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = Mant_in_DI[55:3]; |
| Exp_res_norm_D = Exp_subOne_D; |
| Mant_forround_D = {Mant_in_DI[2:0], {54 {1'b0}}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else if (Mant_in_DI != {57 {1'sb0}}) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b1; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {53 {1'sb0}}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b1; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = {53 {1'sb0}}; |
| Exp_res_norm_D = {11 {1'sb1}}; |
| Mant_forround_D = {57 {1'sb0}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| end |
| else if (Mant_in_DI[56]) begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = Mant_in_DI[56:4]; |
| Exp_res_norm_D = Exp_in_DI[10:0]; |
| Mant_forround_D = {Mant_in_DI[3:0], {53 {1'b0}}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| else begin |
| Div_Zero_S = 1'b0; |
| Exp_OF_S = 1'b0; |
| Exp_UF_S = 1'b0; |
| Mant_res_norm_D = Mant_in_DI[55:3]; |
| Exp_res_norm_D = Exp_subOne_D; |
| Mant_forround_D = {Mant_in_DI[2:0], {54 {1'b0}}}; |
| Sign_res_D = Sign_in_DI; |
| NV_OP_S = 1'b0; |
| end |
| reg [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_upper_D; |
| wire [53:0] Mant_upperRounded_D; |
| reg Mant_roundUp_S; |
| wire Mant_rounded_S; |
| always @(*) |
| if (FP32_SI) begin |
| Mant_upper_D = {Mant_res_norm_D[defs_div_sqrt_mvp_C_MANT_FP64:29], {29 {1'b0}}}; |
| Mant_lower_D = Mant_res_norm_D[28:27]; |
| Mant_sticky_bit_D = |Mant_res_norm_D[26:0]; |
| end |
| else if (FP64_SI) begin |
| Mant_upper_D = Mant_res_norm_D[defs_div_sqrt_mvp_C_MANT_FP64:0]; |
| Mant_lower_D = Mant_forround_D[56:55]; |
| Mant_sticky_bit_D = |Mant_forround_D[55:0]; |
| end |
| else if (FP16_SI) begin |
| Mant_upper_D = {Mant_res_norm_D[defs_div_sqrt_mvp_C_MANT_FP64:42], {42 {1'b0}}}; |
| Mant_lower_D = Mant_res_norm_D[41:40]; |
| Mant_sticky_bit_D = |Mant_res_norm_D[39:30]; |
| end |
| else begin |
| Mant_upper_D = {Mant_res_norm_D[defs_div_sqrt_mvp_C_MANT_FP64:45], {45 {1'b0}}}; |
| Mant_lower_D = Mant_res_norm_D[44:43]; |
| Mant_sticky_bit_D = |Mant_res_norm_D[42:30]; |
| end |
| assign Mant_rounded_S = |Mant_lower_D | Mant_sticky_bit_D; |
| localparam defs_div_sqrt_mvp_C_RM_MINUSINF = 3'h3; |
| localparam defs_div_sqrt_mvp_C_RM_NEAREST = 3'h0; |
| localparam defs_div_sqrt_mvp_C_RM_PLUSINF = 3'h2; |
| localparam defs_div_sqrt_mvp_C_RM_TRUNC = 3'h1; |
| always @(*) begin |
| Mant_roundUp_S = 1'b0; |
| case (RM_SI) |
| defs_div_sqrt_mvp_C_RM_NEAREST: Mant_roundUp_S = Mant_lower_D[1] && ((Mant_lower_D[0] | Mant_sticky_bit_D) | ((((FP32_SI && Mant_upper_D[29]) | (FP64_SI && Mant_upper_D[0])) | (FP16_SI && Mant_upper_D[42])) | (FP16ALT_SI && Mant_upper_D[45]))); |
| defs_div_sqrt_mvp_C_RM_TRUNC: Mant_roundUp_S = 0; |
| defs_div_sqrt_mvp_C_RM_PLUSINF: Mant_roundUp_S = Mant_rounded_S & ~Sign_in_DI; |
| defs_div_sqrt_mvp_C_RM_MINUSINF: Mant_roundUp_S = Mant_rounded_S & Sign_in_DI; |
| default: Mant_roundUp_S = 0; |
| endcase |
| end |
| wire Mant_renorm_S; |
| wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_roundUp_Vector_S; |
| assign Mant_roundUp_Vector_S = {7'h00, FP16ALT_SI && Mant_roundUp_S, 2'h0, FP16_SI && Mant_roundUp_S, 12'h000, FP32_SI && Mant_roundUp_S, 28'h0000000, FP64_SI && Mant_roundUp_S}; |
| assign Mant_upperRounded_D = Mant_upper_D + Mant_roundUp_Vector_S; |
| assign Mant_renorm_S = Mant_upperRounded_D[53]; |
| wire [51:0] Mant_res_round_D; |
| wire [10:0] Exp_res_round_D; |
| assign Mant_res_round_D = (Mant_renorm_S ? Mant_upperRounded_D[defs_div_sqrt_mvp_C_MANT_FP64:1] : Mant_upperRounded_D[51:0]); |
| assign Exp_res_round_D = Exp_res_norm_D + Mant_renorm_S; |
| wire [51:0] Mant_before_format_ctl_D; |
| wire [10:0] Exp_before_format_ctl_D; |
| assign Mant_before_format_ctl_D = (Full_precision_SI ? Mant_res_round_D : Mant_res_norm_D); |
| assign Exp_before_format_ctl_D = (Full_precision_SI ? Exp_res_round_D : Exp_res_norm_D); |
| always @(*) |
| if (FP32_SI) |
| Result_DO = {32'hffffffff, Sign_res_D, Exp_before_format_ctl_D[7:0], Mant_before_format_ctl_D[51:29]}; |
| else if (FP64_SI) |
| Result_DO = {Sign_res_D, Exp_before_format_ctl_D[10:0], Mant_before_format_ctl_D[51:0]}; |
| else if (FP16_SI) |
| Result_DO = {48'hffffffffffff, Sign_res_D, Exp_before_format_ctl_D[4:0], Mant_before_format_ctl_D[51:42]}; |
| else |
| Result_DO = {48'hffffffffffff, Sign_res_D, Exp_before_format_ctl_D[7:0], Mant_before_format_ctl_D[51:45]}; |
| assign In_Exact_S = ~Full_precision_SI | Mant_rounded_S; |
| assign Fflags_SO = {NV_OP_S, Div_Zero_S, Exp_OF_S, Exp_UF_S, In_Exact_S}; |
| endmodule |
| module nrbd_nrsc_mvp ( |
| Clk_CI, |
| Rst_RBI, |
| Div_start_SI, |
| Sqrt_start_SI, |
| Start_SI, |
| Kill_SI, |
| Special_case_SBI, |
| Special_case_dly_SBI, |
| Precision_ctl_SI, |
| Format_sel_SI, |
| Mant_a_DI, |
| Mant_b_DI, |
| Exp_a_DI, |
| Exp_b_DI, |
| Div_enable_SO, |
| Sqrt_enable_SO, |
| Full_precision_SO, |
| FP32_SO, |
| FP64_SO, |
| FP16_SO, |
| FP16ALT_SO, |
| Ready_SO, |
| Done_SO, |
| Mant_z_DO, |
| Exp_z_DO |
| ); |
| input wire Clk_CI; |
| input wire Rst_RBI; |
| input wire Div_start_SI; |
| input wire Sqrt_start_SI; |
| input wire Start_SI; |
| input wire Kill_SI; |
| input wire Special_case_SBI; |
| input wire Special_case_dly_SBI; |
| localparam defs_div_sqrt_mvp_C_PC = 6; |
| input wire [5:0] Precision_ctl_SI; |
| input wire [1:0] Format_sel_SI; |
| localparam defs_div_sqrt_mvp_C_MANT_FP64 = 52; |
| input wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_a_DI; |
| input wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_b_DI; |
| localparam defs_div_sqrt_mvp_C_EXP_FP64 = 11; |
| input wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_a_DI; |
| input wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_b_DI; |
| output wire Div_enable_SO; |
| output wire Sqrt_enable_SO; |
| output wire Full_precision_SO; |
| output wire FP32_SO; |
| output wire FP64_SO; |
| output wire FP16_SO; |
| output wire FP16ALT_SO; |
| output wire Ready_SO; |
| output wire Done_SO; |
| output wire [56:0] Mant_z_DO; |
| output wire [12:0] Exp_z_DO; |
| wire Div_start_dly_S; |
| wire Sqrt_start_dly_S; |
| control_mvp control_U0( |
| .Clk_CI(Clk_CI), |
| .Rst_RBI(Rst_RBI), |
| .Div_start_SI(Div_start_SI), |
| .Sqrt_start_SI(Sqrt_start_SI), |
| .Start_SI(Start_SI), |
| .Kill_SI(Kill_SI), |
| .Special_case_SBI(Special_case_SBI), |
| .Special_case_dly_SBI(Special_case_dly_SBI), |
| .Precision_ctl_SI(Precision_ctl_SI), |
| .Format_sel_SI(Format_sel_SI), |
| .Numerator_DI(Mant_a_DI), |
| .Exp_num_DI(Exp_a_DI), |
| .Denominator_DI(Mant_b_DI), |
| .Exp_den_DI(Exp_b_DI), |
| .Div_start_dly_SO(Div_start_dly_S), |
| .Sqrt_start_dly_SO(Sqrt_start_dly_S), |
| .Div_enable_SO(Div_enable_SO), |
| .Sqrt_enable_SO(Sqrt_enable_SO), |
| .Full_precision_SO(Full_precision_SO), |
| .FP32_SO(FP32_SO), |
| .FP64_SO(FP64_SO), |
| .FP16_SO(FP16_SO), |
| .FP16ALT_SO(FP16ALT_SO), |
| .Ready_SO(Ready_SO), |
| .Done_SO(Done_SO), |
| .Mant_result_prenorm_DO(Mant_z_DO), |
| .Exp_result_prenorm_DO(Exp_z_DO) |
| ); |
| endmodule |
| module preprocess_mvp ( |
| Clk_CI, |
| Rst_RBI, |
| Div_start_SI, |
| Sqrt_start_SI, |
| Ready_SI, |
| Operand_a_DI, |
| Operand_b_DI, |
| RM_SI, |
| Format_sel_SI, |
| Start_SO, |
| Exp_a_DO_norm, |
| Exp_b_DO_norm, |
| Mant_a_DO_norm, |
| Mant_b_DO_norm, |
| RM_dly_SO, |
| Sign_z_DO, |
| Inf_a_SO, |
| Inf_b_SO, |
| Zero_a_SO, |
| Zero_b_SO, |
| NaN_a_SO, |
| NaN_b_SO, |
| SNaN_SO, |
| Special_case_SBO, |
| Special_case_dly_SBO |
| ); |
| input wire Clk_CI; |
| input wire Rst_RBI; |
| input wire Div_start_SI; |
| input wire Sqrt_start_SI; |
| input wire Ready_SI; |
| localparam defs_div_sqrt_mvp_C_OP_FP64 = 64; |
| input wire [63:0] Operand_a_DI; |
| input wire [63:0] Operand_b_DI; |
| localparam defs_div_sqrt_mvp_C_RM = 3; |
| input wire [2:0] RM_SI; |
| localparam defs_div_sqrt_mvp_C_FS = 2; |
| input wire [1:0] Format_sel_SI; |
| output wire Start_SO; |
| localparam defs_div_sqrt_mvp_C_EXP_FP64 = 11; |
| output wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_a_DO_norm; |
| output wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_b_DO_norm; |
| localparam defs_div_sqrt_mvp_C_MANT_FP64 = 52; |
| output wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_a_DO_norm; |
| output wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_b_DO_norm; |
| output wire [2:0] RM_dly_SO; |
| output wire Sign_z_DO; |
| output wire Inf_a_SO; |
| output wire Inf_b_SO; |
| output wire Zero_a_SO; |
| output wire Zero_b_SO; |
| output wire NaN_a_SO; |
| output wire NaN_b_SO; |
| output wire SNaN_SO; |
| output wire Special_case_SBO; |
| output reg Special_case_dly_SBO; |
| wire Hb_a_D; |
| wire Hb_b_D; |
| reg [10:0] Exp_a_D; |
| reg [10:0] Exp_b_D; |
| reg [51:0] Mant_a_NonH_D; |
| reg [51:0] Mant_b_NonH_D; |
| wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_a_D; |
| wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_b_D; |
| reg Sign_a_D; |
| reg Sign_b_D; |
| wire Start_S; |
| localparam defs_div_sqrt_mvp_C_MANT_FP16 = 10; |
| localparam defs_div_sqrt_mvp_C_MANT_FP16ALT = 7; |
| localparam defs_div_sqrt_mvp_C_MANT_FP32 = 23; |
| localparam defs_div_sqrt_mvp_C_OP_FP16 = 16; |
| localparam defs_div_sqrt_mvp_C_OP_FP16ALT = 16; |
| localparam defs_div_sqrt_mvp_C_OP_FP32 = 32; |
| always @(*) |
| case (Format_sel_SI) |
| 2'b00: begin |
| Sign_a_D = Operand_a_DI[31]; |
| Sign_b_D = Operand_b_DI[31]; |
| Exp_a_D = {3'h0, Operand_a_DI[30:defs_div_sqrt_mvp_C_MANT_FP32]}; |
| Exp_b_D = {3'h0, Operand_b_DI[30:defs_div_sqrt_mvp_C_MANT_FP32]}; |
| Mant_a_NonH_D = {Operand_a_DI[22:0], 29'h00000000}; |
| Mant_b_NonH_D = {Operand_b_DI[22:0], 29'h00000000}; |
| end |
| 2'b01: begin |
| Sign_a_D = Operand_a_DI[63]; |
| Sign_b_D = Operand_b_DI[63]; |
| Exp_a_D = Operand_a_DI[62:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Exp_b_D = Operand_b_DI[62:defs_div_sqrt_mvp_C_MANT_FP64]; |
| Mant_a_NonH_D = Operand_a_DI[51:0]; |
| Mant_b_NonH_D = Operand_b_DI[51:0]; |
| end |
| 2'b10: begin |
| Sign_a_D = Operand_a_DI[15]; |
| Sign_b_D = Operand_b_DI[15]; |
| Exp_a_D = {6'h00, Operand_a_DI[14:defs_div_sqrt_mvp_C_MANT_FP16]}; |
| Exp_b_D = {6'h00, Operand_b_DI[14:defs_div_sqrt_mvp_C_MANT_FP16]}; |
| Mant_a_NonH_D = {Operand_a_DI[9:0], 42'h00000000000}; |
| Mant_b_NonH_D = {Operand_b_DI[9:0], 42'h00000000000}; |
| end |
| 2'b11: begin |
| Sign_a_D = Operand_a_DI[15]; |
| Sign_b_D = Operand_b_DI[15]; |
| Exp_a_D = {3'h0, Operand_a_DI[14:defs_div_sqrt_mvp_C_MANT_FP16ALT]}; |
| Exp_b_D = {3'h0, Operand_b_DI[14:defs_div_sqrt_mvp_C_MANT_FP16ALT]}; |
| Mant_a_NonH_D = {Operand_a_DI[6:0], 45'h000000000000}; |
| Mant_b_NonH_D = {Operand_b_DI[6:0], 45'h000000000000}; |
| end |
| endcase |
| assign Mant_a_D = {Hb_a_D, Mant_a_NonH_D}; |
| assign Mant_b_D = {Hb_b_D, Mant_b_NonH_D}; |
| assign Hb_a_D = |Exp_a_D; |
| assign Hb_b_D = |Exp_b_D; |
| assign Start_S = Div_start_SI | Sqrt_start_SI; |
| reg Mant_a_prenorm_zero_S; |
| reg Mant_b_prenorm_zero_S; |
| wire Exp_a_prenorm_zero_S; |
| wire Exp_b_prenorm_zero_S; |
| assign Exp_a_prenorm_zero_S = ~Hb_a_D; |
| assign Exp_b_prenorm_zero_S = ~Hb_b_D; |
| reg Exp_a_prenorm_Inf_NaN_S; |
| reg Exp_b_prenorm_Inf_NaN_S; |
| wire Mant_a_prenorm_QNaN_S; |
| wire Mant_a_prenorm_SNaN_S; |
| wire Mant_b_prenorm_QNaN_S; |
| wire Mant_b_prenorm_SNaN_S; |
| assign Mant_a_prenorm_QNaN_S = Mant_a_NonH_D[51] && ~(|Mant_a_NonH_D[50:0]); |
| assign Mant_a_prenorm_SNaN_S = ~Mant_a_NonH_D[51] && |Mant_a_NonH_D[50:0]; |
| assign Mant_b_prenorm_QNaN_S = Mant_b_NonH_D[51] && ~(|Mant_b_NonH_D[50:0]); |
| assign Mant_b_prenorm_SNaN_S = ~Mant_b_NonH_D[51] && |Mant_b_NonH_D[50:0]; |
| localparam defs_div_sqrt_mvp_C_EXP_INF_FP16 = 5'h1f; |
| localparam defs_div_sqrt_mvp_C_EXP_INF_FP16ALT = 8'hff; |
| localparam defs_div_sqrt_mvp_C_EXP_INF_FP32 = 8'hff; |
| localparam defs_div_sqrt_mvp_C_EXP_INF_FP64 = 11'h7ff; |
| localparam defs_div_sqrt_mvp_C_MANT_ZERO_FP16 = 10'h000; |
| localparam defs_div_sqrt_mvp_C_MANT_ZERO_FP16ALT = 7'h00; |
| localparam defs_div_sqrt_mvp_C_MANT_ZERO_FP32 = 23'h000000; |
| localparam defs_div_sqrt_mvp_C_MANT_ZERO_FP64 = 52'h0000000000000; |
| always @(*) |
| case (Format_sel_SI) |
| 2'b00: begin |
| Mant_a_prenorm_zero_S = Operand_a_DI[22:0] == defs_div_sqrt_mvp_C_MANT_ZERO_FP32; |
| Mant_b_prenorm_zero_S = Operand_b_DI[22:0] == defs_div_sqrt_mvp_C_MANT_ZERO_FP32; |
| Exp_a_prenorm_Inf_NaN_S = Operand_a_DI[30:defs_div_sqrt_mvp_C_MANT_FP32] == defs_div_sqrt_mvp_C_EXP_INF_FP32; |
| Exp_b_prenorm_Inf_NaN_S = Operand_b_DI[30:defs_div_sqrt_mvp_C_MANT_FP32] == defs_div_sqrt_mvp_C_EXP_INF_FP32; |
| end |
| 2'b01: begin |
| Mant_a_prenorm_zero_S = Operand_a_DI[51:0] == defs_div_sqrt_mvp_C_MANT_ZERO_FP64; |
| Mant_b_prenorm_zero_S = Operand_b_DI[51:0] == defs_div_sqrt_mvp_C_MANT_ZERO_FP64; |
| Exp_a_prenorm_Inf_NaN_S = Operand_a_DI[62:defs_div_sqrt_mvp_C_MANT_FP64] == defs_div_sqrt_mvp_C_EXP_INF_FP64; |
| Exp_b_prenorm_Inf_NaN_S = Operand_b_DI[62:defs_div_sqrt_mvp_C_MANT_FP64] == defs_div_sqrt_mvp_C_EXP_INF_FP64; |
| end |
| 2'b10: begin |
| Mant_a_prenorm_zero_S = Operand_a_DI[9:0] == defs_div_sqrt_mvp_C_MANT_ZERO_FP16; |
| Mant_b_prenorm_zero_S = Operand_b_DI[9:0] == defs_div_sqrt_mvp_C_MANT_ZERO_FP16; |
| Exp_a_prenorm_Inf_NaN_S = Operand_a_DI[14:defs_div_sqrt_mvp_C_MANT_FP16] == defs_div_sqrt_mvp_C_EXP_INF_FP16; |
| Exp_b_prenorm_Inf_NaN_S = Operand_b_DI[14:defs_div_sqrt_mvp_C_MANT_FP16] == defs_div_sqrt_mvp_C_EXP_INF_FP16; |
| end |
| 2'b11: begin |
| Mant_a_prenorm_zero_S = Operand_a_DI[6:0] == defs_div_sqrt_mvp_C_MANT_ZERO_FP16ALT; |
| Mant_b_prenorm_zero_S = Operand_b_DI[6:0] == defs_div_sqrt_mvp_C_MANT_ZERO_FP16ALT; |
| Exp_a_prenorm_Inf_NaN_S = Operand_a_DI[14:defs_div_sqrt_mvp_C_MANT_FP16ALT] == defs_div_sqrt_mvp_C_EXP_INF_FP16ALT; |
| Exp_b_prenorm_Inf_NaN_S = Operand_b_DI[14:defs_div_sqrt_mvp_C_MANT_FP16ALT] == defs_div_sqrt_mvp_C_EXP_INF_FP16ALT; |
| end |
| endcase |
| wire Zero_a_SN; |
| reg Zero_a_SP; |
| wire Zero_b_SN; |
| reg Zero_b_SP; |
| wire Inf_a_SN; |
| reg Inf_a_SP; |
| wire Inf_b_SN; |
| reg Inf_b_SP; |
| wire NaN_a_SN; |
| reg NaN_a_SP; |
| wire NaN_b_SN; |
| reg NaN_b_SP; |
| wire SNaN_SN; |
| reg SNaN_SP; |
| assign Zero_a_SN = (Start_S && Ready_SI ? Exp_a_prenorm_zero_S && Mant_a_prenorm_zero_S : Zero_a_SP); |
| assign Zero_b_SN = (Start_S && Ready_SI ? Exp_b_prenorm_zero_S && Mant_b_prenorm_zero_S : Zero_b_SP); |
| assign Inf_a_SN = (Start_S && Ready_SI ? Exp_a_prenorm_Inf_NaN_S && Mant_a_prenorm_zero_S : Inf_a_SP); |
| assign Inf_b_SN = (Start_S && Ready_SI ? Exp_b_prenorm_Inf_NaN_S && Mant_b_prenorm_zero_S : Inf_b_SP); |
| assign NaN_a_SN = (Start_S && Ready_SI ? Exp_a_prenorm_Inf_NaN_S && ~Mant_a_prenorm_zero_S : NaN_a_SP); |
| assign NaN_b_SN = (Start_S && Ready_SI ? Exp_b_prenorm_Inf_NaN_S && ~Mant_b_prenorm_zero_S : NaN_b_SP); |
| assign SNaN_SN = (Start_S && Ready_SI ? (Mant_a_prenorm_SNaN_S && NaN_a_SN) | (Mant_b_prenorm_SNaN_S && NaN_b_SN) : SNaN_SP); |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) begin |
| Zero_a_SP <= 1'b0; |
| Zero_b_SP <= 1'b0; |
| Inf_a_SP <= 1'b0; |
| Inf_b_SP <= 1'b0; |
| NaN_a_SP <= 1'b0; |
| NaN_b_SP <= 1'b0; |
| SNaN_SP <= 1'b0; |
| end |
| else begin |
| Inf_a_SP <= Inf_a_SN; |
| Inf_b_SP <= Inf_b_SN; |
| Zero_a_SP <= Zero_a_SN; |
| Zero_b_SP <= Zero_b_SN; |
| NaN_a_SP <= NaN_a_SN; |
| NaN_b_SP <= NaN_b_SN; |
| SNaN_SP <= SNaN_SN; |
| end |
| assign Special_case_SBO = ~{(Div_start_SI ? ((((Zero_a_SN | Zero_b_SN) | Inf_a_SN) | Inf_b_SN) | NaN_a_SN) | NaN_b_SN : ((Zero_a_SN | Inf_a_SN) | NaN_a_SN) | Sign_a_D)} && (Start_S && Ready_SI); |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Special_case_dly_SBO <= 1'b0; |
| else if (Start_S && Ready_SI) |
| Special_case_dly_SBO <= Special_case_SBO; |
| else if (Special_case_dly_SBO) |
| Special_case_dly_SBO <= 1'b1; |
| else |
| Special_case_dly_SBO <= 1'b0; |
| reg Sign_z_DN; |
| reg Sign_z_DP; |
| always @(*) |
| if (Div_start_SI && Ready_SI) |
| Sign_z_DN = Sign_a_D ^ Sign_b_D; |
| else if (Sqrt_start_SI && Ready_SI) |
| Sign_z_DN = Sign_a_D; |
| else |
| Sign_z_DN = Sign_z_DP; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Sign_z_DP <= 1'b0; |
| else |
| Sign_z_DP <= Sign_z_DN; |
| reg [2:0] RM_DN; |
| reg [2:0] RM_DP; |
| always @(*) |
| if (Start_S && Ready_SI) |
| RM_DN = RM_SI; |
| else |
| RM_DN = RM_DP; |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| RM_DP <= {3 {1'sb0}}; |
| else |
| RM_DP <= RM_DN; |
| assign RM_dly_SO = RM_DP; |
| wire [5:0] Mant_leadingOne_a; |
| wire [5:0] Mant_leadingOne_b; |
| wire Mant_zero_S_a; |
| wire Mant_zero_S_b; |
| lzc #( |
| .WIDTH(53), |
| .MODE(1) |
| ) LOD_Ua( |
| .in_i(Mant_a_D), |
| .cnt_o(Mant_leadingOne_a), |
| .empty_o(Mant_zero_S_a) |
| ); |
| wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_a_norm_DN; |
| reg [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_a_norm_DP; |
| assign Mant_a_norm_DN = (Start_S && Ready_SI ? Mant_a_D << Mant_leadingOne_a : Mant_a_norm_DP); |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Mant_a_norm_DP <= {53 {1'sb0}}; |
| else |
| Mant_a_norm_DP <= Mant_a_norm_DN; |
| wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_a_norm_DN; |
| reg [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_a_norm_DP; |
| assign Exp_a_norm_DN = (Start_S && Ready_SI ? (Exp_a_D - Mant_leadingOne_a) + |Mant_leadingOne_a : Exp_a_norm_DP); |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Exp_a_norm_DP <= {12 {1'sb0}}; |
| else |
| Exp_a_norm_DP <= Exp_a_norm_DN; |
| lzc #( |
| .WIDTH(53), |
| .MODE(1) |
| ) LOD_Ub( |
| .in_i(Mant_b_D), |
| .cnt_o(Mant_leadingOne_b), |
| .empty_o(Mant_zero_S_b) |
| ); |
| wire [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_b_norm_DN; |
| reg [defs_div_sqrt_mvp_C_MANT_FP64:0] Mant_b_norm_DP; |
| assign Mant_b_norm_DN = (Start_S && Ready_SI ? Mant_b_D << Mant_leadingOne_b : Mant_b_norm_DP); |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Mant_b_norm_DP <= {53 {1'sb0}}; |
| else |
| Mant_b_norm_DP <= Mant_b_norm_DN; |
| wire [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_b_norm_DN; |
| reg [defs_div_sqrt_mvp_C_EXP_FP64:0] Exp_b_norm_DP; |
| assign Exp_b_norm_DN = (Start_S && Ready_SI ? (Exp_b_D - Mant_leadingOne_b) + |Mant_leadingOne_b : Exp_b_norm_DP); |
| always @(posedge Clk_CI or negedge Rst_RBI) |
| if (~Rst_RBI) |
| Exp_b_norm_DP <= {12 {1'sb0}}; |
| else |
| Exp_b_norm_DP <= Exp_b_norm_DN; |
| assign Start_SO = Start_S; |
| assign Exp_a_DO_norm = Exp_a_norm_DP; |
| assign Exp_b_DO_norm = Exp_b_norm_DP; |
| assign Mant_a_DO_norm = Mant_a_norm_DP; |
| assign Mant_b_DO_norm = Mant_b_norm_DP; |
| assign Sign_z_DO = Sign_z_DP; |
| assign Inf_a_SO = Inf_a_SP; |
| assign Inf_b_SO = Inf_b_SP; |
| assign Zero_a_SO = Zero_a_SP; |
| assign Zero_b_SO = Zero_b_SP; |
| assign NaN_a_SO = NaN_a_SP; |
| assign NaN_b_SO = NaN_b_SP; |
| assign SNaN_SO = SNaN_SP; |
| endmodule |
| module prim_arbiter_ppc ( |
| clk_i, |
| rst_ni, |
| req_i, |
| data_i, |
| gnt_o, |
| idx_o, |
| valid_o, |
| data_o, |
| ready_i |
| ); |
| parameter [31:0] N = 8; |
| parameter [31:0] DW = 32; |
| parameter [0:0] EnDataPort = 1; |
| parameter [0:0] EnReqStabA = 1; |
| localparam signed [31:0] IdxW = $clog2(N); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [N - 1:0] req_i; |
| input wire [(0 >= (N - 1) ? ((2 - N) * DW) + (((N - 1) * DW) - 1) : (N * DW) - 1):(0 >= (N - 1) ? (N - 1) * DW : 0)] data_i; |
| output wire [N - 1:0] gnt_o; |
| output reg [IdxW - 1:0] idx_o; |
| output wire valid_o; |
| output reg [DW - 1:0] data_o; |
| input wire ready_i; |
| generate |
| if (N == 1) begin : gen_degenerate_case |
| assign valid_o = req_i[0]; |
| wire [DW:1] sv2v_tmp_10CA1; |
| assign sv2v_tmp_10CA1 = data_i[(0 >= (N - 1) ? 0 : N - 1) * DW+:DW]; |
| always @(*) data_o = sv2v_tmp_10CA1; |
| assign gnt_o[0] = valid_o & ready_i; |
| wire [IdxW:1] sv2v_tmp_3D566; |
| assign sv2v_tmp_3D566 = {IdxW {1'sb0}}; |
| always @(*) idx_o = sv2v_tmp_3D566; |
| end |
| else begin : gen_normal_case |
| wire [N - 1:0] masked_req; |
| reg [N - 1:0] ppc_out; |
| wire [N - 1:0] arb_req; |
| reg [N - 1:0] mask; |
| wire [N - 1:0] mask_next; |
| wire [N - 1:0] winner; |
| assign masked_req = mask & req_i; |
| assign arb_req = (|masked_req ? masked_req : req_i); |
| always @(*) begin |
| ppc_out[0] = arb_req[0]; |
| begin : sv2v_autoblock_133 |
| reg signed [31:0] i; |
| for (i = 1; i < N; i = i + 1) |
| ppc_out[i] = ppc_out[i - 1] | arb_req[i]; |
| end |
| end |
| assign winner = ppc_out ^ {ppc_out[N - 2:0], 1'b0}; |
| assign gnt_o = (ready_i ? winner : {N {1'sb0}}); |
| assign valid_o = |req_i; |
| assign mask_next = {ppc_out[N - 2:0], 1'b0}; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| mask <= {N {1'sb0}}; |
| else if (valid_o && ready_i) |
| mask <= mask_next; |
| else if (valid_o && !ready_i) |
| mask <= ppc_out; |
| if (EnDataPort == 1) begin : gen_datapath |
| always @(*) begin |
| data_o = {DW {1'sb0}}; |
| begin : sv2v_autoblock_134 |
| reg signed [31:0] i; |
| for (i = 0; i < N; i = i + 1) |
| if (winner[i]) |
| data_o = data_i[(0 >= (N - 1) ? i : (N - 1) - i) * DW+:DW]; |
| end |
| end |
| end |
| else begin : gen_nodatapath |
| wire [DW:1] sv2v_tmp_546E1; |
| assign sv2v_tmp_546E1 = {DW {1'sb1}}; |
| always @(*) data_o = sv2v_tmp_546E1; |
| end |
| always @(*) begin |
| idx_o = {IdxW {1'sb0}}; |
| begin : sv2v_autoblock_135 |
| reg [31:0] i; |
| for (i = 0; i < N; i = i + 1) |
| if (winner[i]) |
| idx_o = i[IdxW - 1:0]; |
| end |
| end |
| end |
| endgenerate |
| endmodule |
| module prim_clock_gating ( |
| clk_i, |
| en_i, |
| test_en_i, |
| clk_o |
| ); |
| input wire clk_i; |
| input wire en_i; |
| input wire test_en_i; |
| output wire clk_o; |
| sky130_fd_sc_hd__dlclkp_1 CG( |
| .CLK(clk_i), |
| .GCLK(clk_o), |
| .GATE(en_i | test_en_i) |
| ); |
| /*reg en_latch; |
| always @(*) begin |
| if (!clk_i) begin |
| en_latch = en_i | test_en_i; |
| end |
| end |
| assign clk_o = en_latch & clk_i;*/ |
| endmodule |
| module prim_filter_ctr ( |
| clk_i, |
| rst_ni, |
| enable_i, |
| filter_i, |
| filter_o |
| ); |
| parameter [31:0] Cycles = 4; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire enable_i; |
| input wire filter_i; |
| output wire filter_o; |
| localparam [31:0] CTR_WIDTH = $clog2(Cycles); |
| function automatic [CTR_WIDTH - 1:0] sv2v_cast_FC6F8; |
| input reg [CTR_WIDTH - 1:0] inp; |
| sv2v_cast_FC6F8 = inp; |
| endfunction |
| localparam [CTR_WIDTH - 1:0] CYCLESM1 = sv2v_cast_FC6F8(Cycles - 1); |
| reg [CTR_WIDTH - 1:0] diff_ctr_q; |
| wire [CTR_WIDTH - 1:0] diff_ctr_d; |
| reg filter_q; |
| reg stored_value_q; |
| wire update_stored_value; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| filter_q <= 1'b0; |
| else |
| filter_q <= filter_i; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| stored_value_q <= 1'b0; |
| else if (update_stored_value) |
| stored_value_q <= filter_i; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| diff_ctr_q <= {CTR_WIDTH {1'sb0}}; |
| else |
| diff_ctr_q <= diff_ctr_d; |
| assign diff_ctr_d = (filter_i != filter_q ? {CTR_WIDTH {1'sb0}} : (diff_ctr_q == CYCLESM1 ? CYCLESM1 : diff_ctr_q + 1'b1)); |
| assign update_stored_value = diff_ctr_d == CYCLESM1; |
| assign filter_o = (enable_i ? stored_value_q : filter_i); |
| endmodule |
| module prim_generic_clock_inv ( |
| clk_i, |
| scanmode_i, |
| clk_no |
| ); |
| parameter [0:0] HasScanMode = 1'b1; |
| input wire clk_i; |
| input wire scanmode_i; |
| output wire clk_no; |
| generate |
| if (HasScanMode) begin : gen_scan |
| prim_generic_clock_mux2 i_dft_tck_mux( |
| .clk0_i(~clk_i), |
| .clk1_i(clk_i), |
| .sel_i(scanmode_i), |
| .clk_o(clk_no) |
| ); |
| end |
| else begin : gen_noscan |
| wire unused_scanmode; |
| assign unused_scanmode = scanmode_i; |
| assign clk_no = ~clk_i; |
| end |
| endgenerate |
| endmodule |
| module prim_generic_clock_mux2 ( |
| clk0_i, |
| clk1_i, |
| sel_i, |
| clk_o |
| ); |
| parameter [0:0] NoFpgaBufG = 1'b0; |
| input wire clk0_i; |
| input wire clk1_i; |
| input wire sel_i; |
| output wire clk_o; |
| assign clk_o = (sel_i ? clk1_i : clk0_i); |
| endmodule |
| module prim_generic_flop_2sync ( |
| clk_i, |
| rst_ni, |
| d_i, |
| q_o |
| ); |
| parameter signed [31:0] Width = 16; |
| localparam signed [31:0] WidthSubOne = Width - 1; |
| parameter [WidthSubOne:0] ResetValue = 1'sb0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [Width - 1:0] d_i; |
| output wire [Width - 1:0] q_o; |
| wire [Width - 1:0] intq; |
| prim_generic_flop #( |
| .Width(Width), |
| .ResetValue(ResetValue) |
| ) u_sync_1( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .d_i(d_i), |
| .q_o(intq) |
| ); |
| prim_generic_flop #( |
| .Width(Width), |
| .ResetValue(ResetValue) |
| ) u_sync_2( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .d_i(intq), |
| .q_o(q_o) |
| ); |
| endmodule |
| module prim_generic_flop ( |
| clk_i, |
| rst_ni, |
| d_i, |
| q_o |
| ); |
| parameter signed [31:0] Width = 1; |
| localparam signed [31:0] WidthSubOne = Width - 1; |
| parameter [WidthSubOne:0] ResetValue = 0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [Width - 1:0] d_i; |
| output reg [Width - 1:0] q_o; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| q_o <= ResetValue; |
| else |
| q_o <= d_i; |
| endmodule |
| module prim_intr_hw ( |
| clk_i, |
| rst_ni, |
| event_intr_i, |
| reg2hw_intr_enable_q_i, |
| reg2hw_intr_test_q_i, |
| reg2hw_intr_test_qe_i, |
| reg2hw_intr_state_q_i, |
| hw2reg_intr_state_de_o, |
| hw2reg_intr_state_d_o, |
| intr_o |
| ); |
| parameter [31:0] Width = 1; |
| parameter [0:0] FlopOutput = 1; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [Width - 1:0] event_intr_i; |
| input wire [Width - 1:0] reg2hw_intr_enable_q_i; |
| input wire [Width - 1:0] reg2hw_intr_test_q_i; |
| input wire reg2hw_intr_test_qe_i; |
| input wire [Width - 1:0] reg2hw_intr_state_q_i; |
| output wire hw2reg_intr_state_de_o; |
| output wire [Width - 1:0] hw2reg_intr_state_d_o; |
| output reg [Width - 1:0] intr_o; |
| wire [Width - 1:0] new_event; |
| assign new_event = ({Width {reg2hw_intr_test_qe_i}} & reg2hw_intr_test_q_i) | event_intr_i; |
| assign hw2reg_intr_state_de_o = |new_event; |
| assign hw2reg_intr_state_d_o = new_event | reg2hw_intr_state_q_i; |
| generate |
| if (FlopOutput == 1) begin : gen_flop_intr_output |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| intr_o <= 1'b0; |
| else |
| intr_o <= reg2hw_intr_state_q_i & reg2hw_intr_enable_q_i; |
| end |
| else begin : gen_intr_passthrough_output |
| wire unused_clk; |
| wire unused_rst_n; |
| assign unused_clk = clk_i; |
| assign unused_rst_n = rst_ni; |
| wire [Width:1] sv2v_tmp_BA45F; |
| assign sv2v_tmp_BA45F = reg2hw_intr_state_q_i & reg2hw_intr_enable_q_i; |
| always @(*) intr_o = sv2v_tmp_BA45F; |
| end |
| endgenerate |
| endmodule |
| module prim_subreg_arb ( |
| we, |
| wd, |
| de, |
| d, |
| q, |
| wr_en, |
| wr_data |
| ); |
| parameter signed [31:0] DW = 32; |
| parameter SWACCESS = "RW"; |
| input wire we; |
| input wire [DW - 1:0] wd; |
| input wire de; |
| input wire [DW - 1:0] d; |
| input wire [DW - 1:0] q; |
| output wire wr_en; |
| output wire [DW - 1:0] wr_data; |
| generate |
| if ((SWACCESS == "RW") || (SWACCESS == "WO")) begin : gen_w |
| assign wr_en = we | de; |
| assign wr_data = (we == 1'b1 ? wd : d); |
| wire [DW - 1:0] unused_q; |
| assign unused_q = q; |
| end |
| else if (SWACCESS == "RO") begin : gen_ro |
| assign wr_en = de; |
| assign wr_data = d; |
| wire unused_we; |
| wire [DW - 1:0] unused_wd; |
| wire [DW - 1:0] unused_q; |
| assign unused_we = we; |
| assign unused_wd = wd; |
| assign unused_q = q; |
| end |
| else if (SWACCESS == "W1S") begin : gen_w1s |
| assign wr_en = we | de; |
| assign wr_data = (de ? d : q) | (we ? wd : {DW {1'sb0}}); |
| end |
| else if (SWACCESS == "W1C") begin : gen_w1c |
| assign wr_en = we | de; |
| assign wr_data = (de ? d : q) & (we ? ~wd : {DW {1'sb1}}); |
| end |
| else if (SWACCESS == "W0C") begin : gen_w0c |
| assign wr_en = we | de; |
| assign wr_data = (de ? d : q) & (we ? wd : {DW {1'sb1}}); |
| end |
| else if (SWACCESS == "RC") begin : gen_rc |
| assign wr_en = we | de; |
| assign wr_data = (de ? d : q) & (we ? {DW {1'sb0}} : {DW {1'sb1}}); |
| wire [DW - 1:0] unused_wd; |
| assign unused_wd = wd; |
| end |
| else begin : gen_hw |
| assign wr_en = de; |
| assign wr_data = d; |
| wire unused_we; |
| wire [DW - 1:0] unused_wd; |
| wire [DW - 1:0] unused_q; |
| assign unused_we = we; |
| assign unused_wd = wd; |
| assign unused_q = q; |
| end |
| endgenerate |
| endmodule |
| module prim_subreg_ext ( |
| re, |
| we, |
| wd, |
| d, |
| qe, |
| qre, |
| q, |
| qs |
| ); |
| parameter [31:0] DW = 32; |
| input wire re; |
| input wire we; |
| input wire [DW - 1:0] wd; |
| input wire [DW - 1:0] d; |
| output wire qe; |
| output wire qre; |
| output wire [DW - 1:0] q; |
| output wire [DW - 1:0] qs; |
| assign qs = d; |
| assign q = wd; |
| assign qe = we; |
| assign qre = re; |
| endmodule |
| module prim_subreg ( |
| clk_i, |
| rst_ni, |
| we, |
| wd, |
| de, |
| d, |
| qe, |
| q, |
| qs |
| ); |
| parameter signed [31:0] DW = 32; |
| parameter SWACCESS = "RW"; |
| parameter [DW - 1:0] RESVAL = 1'sb0; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire we; |
| input wire [DW - 1:0] wd; |
| input wire de; |
| input wire [DW - 1:0] d; |
| output reg qe; |
| output reg [DW - 1:0] q; |
| output wire [DW - 1:0] qs; |
| wire wr_en; |
| wire [DW - 1:0] wr_data; |
| prim_subreg_arb #( |
| .DW(DW), |
| .SWACCESS(SWACCESS) |
| ) wr_en_data_arb( |
| .we(we), |
| .wd(wd), |
| .de(de), |
| .d(d), |
| .q(q), |
| .wr_en(wr_en), |
| .wr_data(wr_data) |
| ); |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| qe <= 1'b0; |
| else |
| qe <= we; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| q <= RESVAL; |
| else if (wr_en) |
| q <= wr_data; |
| assign qs = q; |
| endmodule |
| module pwm_top ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| pwm_o, |
| pwm_o_2, |
| pwm1_oe, |
| pwm2_oe |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire pwm_o; |
| output wire pwm_o_2; |
| output wire pwm1_oe; |
| output wire pwm2_oe; |
| localparam signed [31:0] AW = 8; |
| localparam signed [31:0] DW = 32; |
| localparam signed [31:0] DBW = 4; |
| wire re; |
| wire we; |
| wire [7:0] addr; |
| wire [31:0] wdata; |
| wire [3:0] be; |
| wire [31:0] rdata; |
| wire err; |
| pwm pwm_core( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .re_i(re), |
| .we_i(we), |
| .addr_i(addr), |
| .wdata_i(wdata), |
| .be_i(be), |
| .rdata_o(rdata), |
| .o_pwm(pwm_o), |
| .o_pwm_2(pwm_o_2), |
| .oe_pwm1(pwm1_oe), |
| .oe_pwm2(pwm2_oe) |
| ); |
| tlul_adapter_reg #( |
| .RegAw(AW), |
| .RegDw(DW) |
| ) u_reg_if( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_i), |
| .tl_o(tl_o), |
| .we_o(we), |
| .re_o(re), |
| .addr_o(addr), |
| .wdata_o(wdata), |
| .be_o(be), |
| .rdata_i(rdata), |
| .error_i(1'b0) |
| ); |
| endmodule |
| module pwm ( |
| clk_i, |
| rst_ni, |
| re_i, |
| we_i, |
| addr_i, |
| wdata_i, |
| be_i, |
| rdata_o, |
| o_pwm, |
| o_pwm_2, |
| oe_pwm1, |
| oe_pwm2 |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire re_i; |
| input wire we_i; |
| input wire [7:0] addr_i; |
| input wire [31:0] wdata_i; |
| input wire [3:0] be_i; |
| output wire [31:0] rdata_o; |
| output wire o_pwm; |
| output wire o_pwm_2; |
| output reg oe_pwm1; |
| output reg oe_pwm2; |
| parameter adr_ctrl_1 = 0; |
| parameter adr_divisor_1 = 4; |
| parameter adr_period_1 = 8; |
| parameter adr_DC_1 = 12; |
| parameter adr_ctrl_2 = 16; |
| parameter adr_divisor_2 = 20; |
| parameter adr_period_2 = 24; |
| parameter adr_DC_2 = 28; |
| reg [7:0] ctrl; |
| reg [15:0] period; |
| reg [15:0] DC_1; |
| reg [15:0] divisor; |
| reg [7:0] ctrl_2; |
| reg [15:0] period_2; |
| reg [15:0] DC_2; |
| reg [15:0] divisor_2; |
| wire write; |
| assign write = we_i & ~re_i; |
| always @(posedge clk_i) |
| if (~rst_ni) begin |
| ctrl[4:2] <= 3'b000; |
| ctrl[0] <= 1'b0; |
| ctrl[1] <= 1'b0; |
| ctrl[7:5] <= 3'b000; |
| DC_1 <= 16'b0000000000000000; |
| period <= 16'b0000000000000000; |
| divisor <= 16'b0000000000000000; |
| ctrl_2[4:2] <= 3'b000; |
| ctrl_2[0] <= 1'b0; |
| ctrl_2[7:5] <= 3'b000; |
| ctrl_2[1] <= 1'b0; |
| DC_2 <= 16'b0000000000000000; |
| period_2 <= 16'b0000000000000000; |
| divisor_2 <= 16'b0000000000000000; |
| end |
| else if (write) |
| case (addr_i) |
| adr_ctrl_1: begin |
| ctrl[0] <= wdata_i[0]; |
| ctrl[1] <= 1'b1; |
| ctrl[4:2] <= wdata_i[4:2]; |
| ctrl[7:5] <= wdata_i[7:5]; |
| end |
| adr_ctrl_2: begin |
| ctrl_2[0] <= wdata_i[0]; |
| ctrl_2[1] <= 1'b1; |
| ctrl_2[4:2] <= wdata_i[4:2]; |
| ctrl_2[7:5] <= wdata_i[7:5]; |
| end |
| adr_divisor_1: divisor <= wdata_i[15:0]; |
| adr_period_1: period <= wdata_i[15:0]; |
| adr_DC_1: DC_1 <= wdata_i[15:0]; |
| adr_divisor_2: divisor_2 <= wdata_i[15:0]; |
| adr_period_2: period_2 <= wdata_i[15:0]; |
| adr_DC_2: DC_2 <= wdata_i[15:0]; |
| endcase |
| wire pwm_1; |
| assign pwm_1 = ctrl[1]; |
| wire pwm_2; |
| assign pwm_2 = ctrl_2[1]; |
| reg clock_p1; |
| reg clock_p2; |
| reg [15:0] counter_p1; |
| reg [15:0] counter_p2; |
| reg [15:0] period_counter1; |
| reg [15:0] period_counter2; |
| reg pts; |
| reg pts_2; |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) begin |
| clock_p1 <= 1'b0; |
| clock_p2 <= 1'b0; |
| counter_p1 <= 16'b0000000000000000; |
| counter_p2 <= 16'b0000000000000000; |
| end |
| else begin |
| if (pwm_1) begin |
| counter_p1 <= counter_p1 + 16'b0000000000000001; |
| if (counter_p1 == (divisor - 1)) begin |
| counter_p1 <= 16'b0000000000000000; |
| clock_p1 <= ~clock_p1; |
| end |
| end |
| if (pwm_2) begin |
| counter_p2 <= counter_p2 + 16'b0000000000000001; |
| if (counter_p2 == (divisor_2 - 1)) begin |
| counter_p2 <= 16'b0000000000000000; |
| clock_p2 <= ~clock_p2; |
| end |
| end |
| end |
| always @(posedge clock_p1) |
| if (~rst_ni) begin |
| pts <= 1'b0; |
| period_counter1 <= 16'b0000000000000000; |
| end |
| else if (ctrl[2]) begin |
| if (pwm_1) begin |
| oe_pwm1 <= 1'b1; |
| if (period_counter1 >= period) |
| period_counter1 <= 16'b0000000000000000; |
| else |
| period_counter1 <= period_counter1 + 16'b0000000000000001; |
| if (period_counter1 < DC_1) |
| pts <= 1'b1; |
| else |
| pts <= 1'b0; |
| end |
| end |
| else begin |
| pts <= 1'b0; |
| period_counter1 <= 16'b0000000000000000; |
| oe_pwm1 <= 1'b0; |
| end |
| always @(posedge clock_p2) |
| if (~rst_ni) begin |
| pts_2 <= 1'b0; |
| period_counter2 <= 16'b0000000000000000; |
| end |
| else if (ctrl_2[2]) begin |
| if (pwm_2) begin |
| oe_pwm2 <= 1'b1; |
| if (period_counter2 >= period_2) |
| period_counter2 <= 16'b0000000000000000; |
| else |
| period_counter2 <= period_counter2 + 16'b0000000000000001; |
| if (period_counter2 < DC_2) |
| pts_2 <= 1'b1; |
| else |
| pts_2 <= 1'b0; |
| end |
| end |
| else begin |
| pts_2 <= 1'b0; |
| period_counter2 <= 16'b0000000000000000; |
| oe_pwm2 <= 1'b0; |
| end |
| assign o_pwm = (ctrl[4] ? pts : 1'b0); |
| assign o_pwm_2 = (ctrl_2[4] ? pts_2 : 1'b0); |
| assign rdata_o = (addr_i == adr_ctrl_1 ? {8'h00, ctrl} : (addr_i == adr_divisor_1 ? divisor : (addr_i == adr_period_1 ? period : (addr_i == adr_DC_1 ? DC_1 : (addr_i == adr_DC_2 ? DC_2 : (addr_i == adr_period_2 ? period_2 : (addr_i == adr_divisor_2 ? divisor_2 : (addr_i == adr_ctrl_2 ? {8'h00, ctrl_2} : 32'b00000000000000000000000000000000)))))))); |
| endmodule |
| module rr_arb_tree_252F1_F315E ( |
| clk_i, |
| rst_ni, |
| flush_i, |
| rr_i, |
| req_i, |
| gnt_o, |
| data_i, |
| req_o, |
| gnt_i, |
| data_o, |
| idx_o |
| ); |
| parameter [31:0] DataType_Width = 0; |
| parameter [31:0] NumIn = 64; |
| parameter [31:0] DataWidth = 32; |
| parameter [0:0] ExtPrio = 1'b0; |
| parameter [0:0] AxiVldRdy = 1'b0; |
| parameter [0:0] LockIn = 1'b0; |
| parameter [0:0] FairArb = 1'b1; |
| parameter [31:0] IdxWidth = (NumIn > 32'd1 ? $unsigned($clog2(NumIn)) : 32'd1); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire flush_i; |
| input wire [IdxWidth - 1:0] rr_i; |
| input wire [NumIn - 1:0] req_i; |
| output wire [NumIn - 1:0] gnt_o; |
| input wire [((DataType_Width + 6) >= 0 ? (NumIn * (DataType_Width + 7)) - 1 : (NumIn * (1 - (DataType_Width + 6))) + (DataType_Width + 5)):((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6)] data_i; |
| output wire req_o; |
| input wire gnt_i; |
| output wire [DataType_Width + 6:0] data_o; |
| output wire [IdxWidth - 1:0] idx_o; |
| generate |
| if (NumIn == $unsigned(1)) begin : gen_pass_through |
| assign req_o = req_i[0]; |
| assign gnt_o[0] = gnt_i; |
| assign data_o = data_i[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6)+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))]; |
| assign idx_o = {IdxWidth {1'sb0}}; |
| end |
| else begin : gen_arbiter |
| localparam [31:0] NumLevels = $unsigned($clog2(NumIn)); |
| wire [(((2 ** NumLevels) - 2) >= 0 ? (((2 ** NumLevels) - 1) * IdxWidth) - 1 : ((3 - (2 ** NumLevels)) * IdxWidth) + ((((2 ** NumLevels) - 2) * IdxWidth) - 1)):(((2 ** NumLevels) - 2) >= 0 ? 0 : ((2 ** NumLevels) - 2) * IdxWidth)] index_nodes; |
| wire [(((2 ** NumLevels) - 2) >= 0 ? ((DataType_Width + 6) >= 0 ? (((2 ** NumLevels) - 1) * (DataType_Width + 7)) - 1 : (((2 ** NumLevels) - 1) * (1 - (DataType_Width + 6))) + (DataType_Width + 5)) : ((DataType_Width + 6) >= 0 ? ((3 - (2 ** NumLevels)) * (DataType_Width + 7)) + ((((2 ** NumLevels) - 2) * (DataType_Width + 7)) - 1) : ((3 - (2 ** NumLevels)) * (1 - (DataType_Width + 6))) + (((DataType_Width + 6) + (((2 ** NumLevels) - 2) * (1 - (DataType_Width + 6)))) - 1))):(((2 ** NumLevels) - 2) >= 0 ? ((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) : ((DataType_Width + 6) >= 0 ? ((2 ** NumLevels) - 2) * (DataType_Width + 7) : (DataType_Width + 6) + (((2 ** NumLevels) - 2) * (1 - (DataType_Width + 6)))))] data_nodes; |
| wire [(2 ** NumLevels) - 2:0] gnt_nodes; |
| wire [(2 ** NumLevels) - 2:0] req_nodes; |
| reg [IdxWidth - 1:0] rr_q; |
| wire [NumIn - 1:0] req_d; |
| assign req_o = req_nodes[0]; |
| assign data_o = data_nodes[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((((2 ** NumLevels) - 2) >= 0 ? 0 : (2 ** NumLevels) - 2) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))]; |
| assign idx_o = index_nodes[(((2 ** NumLevels) - 2) >= 0 ? 0 : (2 ** NumLevels) - 2) * IdxWidth+:IdxWidth]; |
| if (ExtPrio) begin : gen_ext_rr |
| wire [IdxWidth:1] sv2v_tmp_48DE0; |
| assign sv2v_tmp_48DE0 = rr_i; |
| always @(*) rr_q = sv2v_tmp_48DE0; |
| assign req_d = req_i; |
| end |
| else begin : gen_int_rr |
| wire [IdxWidth - 1:0] rr_d; |
| if (LockIn) begin : gen_lock |
| wire lock_d; |
| reg lock_q; |
| reg [NumIn - 1:0] req_q; |
| assign lock_d = req_o & ~gnt_i; |
| assign req_d = (lock_q ? req_q : req_i); |
| always @(posedge clk_i or negedge rst_ni) begin : p_lock_reg |
| if (!rst_ni) |
| lock_q <= 1'b0; |
| else if (flush_i) |
| lock_q <= 1'b0; |
| else |
| lock_q <= lock_d; |
| end |
| always @(posedge clk_i or negedge rst_ni) begin : p_req_regs |
| if (!rst_ni) |
| req_q <= {NumIn {1'sb0}}; |
| else if (flush_i) |
| req_q <= {NumIn {1'sb0}}; |
| else |
| req_q <= req_d; |
| end |
| end |
| else begin : gen_no_lock |
| assign req_d = req_i; |
| end |
| if (FairArb) begin : gen_fair_arb |
| wire [NumIn - 1:0] upper_mask; |
| wire [NumIn - 1:0] lower_mask; |
| wire [IdxWidth - 1:0] upper_idx; |
| wire [IdxWidth - 1:0] lower_idx; |
| wire [IdxWidth - 1:0] next_idx; |
| wire upper_empty; |
| wire lower_empty; |
| genvar i; |
| for (i = 0; i < NumIn; i = i + 1) begin : gen_mask |
| assign upper_mask[i] = (i > rr_q ? req_d[i] : 1'b0); |
| assign lower_mask[i] = (i <= rr_q ? req_d[i] : 1'b0); |
| end |
| lzc #( |
| .WIDTH(NumIn), |
| .MODE(1'b0) |
| ) i_lzc_upper( |
| .in_i(upper_mask), |
| .cnt_o(upper_idx), |
| .empty_o(upper_empty) |
| ); |
| lzc #( |
| .WIDTH(NumIn), |
| .MODE(1'b0) |
| ) i_lzc_lower( |
| .in_i(lower_mask), |
| .cnt_o(lower_idx), |
| .empty_o() |
| ); |
| assign next_idx = (upper_empty ? lower_idx : upper_idx); |
| assign rr_d = (gnt_i && req_o ? next_idx : rr_q); |
| end |
| else begin : gen_unfair_arb |
| function automatic [IdxWidth - 1:0] sv2v_cast_40B81; |
| input reg [IdxWidth - 1:0] inp; |
| sv2v_cast_40B81 = inp; |
| endfunction |
| assign rr_d = (gnt_i && req_o ? (rr_q == sv2v_cast_40B81(NumIn - 1) ? {IdxWidth {1'sb0}} : rr_q + 1'b1) : rr_q); |
| end |
| always @(posedge clk_i or negedge rst_ni) begin : p_rr_regs |
| if (!rst_ni) |
| rr_q <= {IdxWidth {1'sb0}}; |
| else if (flush_i) |
| rr_q <= {IdxWidth {1'sb0}}; |
| else |
| rr_q <= rr_d; |
| end |
| end |
| assign gnt_nodes[0] = gnt_i; |
| genvar level; |
| for (level = 0; $unsigned(level) < NumLevels; level = level + 1) begin : gen_levels |
| genvar l; |
| for (l = 0; l < (2 ** level); l = l + 1) begin : gen_level |
| wire sel; |
| localparam [31:0] Idx0 = ((2 ** level) - 1) + l; |
| localparam [31:0] Idx1 = ((2 ** (level + 1)) - 1) + (l * 2); |
| if ($unsigned(level) == (NumLevels - 1)) begin : gen_first_level |
| if (($unsigned(l) * 2) < (NumIn - 1)) begin : gen_reduce |
| assign req_nodes[Idx0] = req_d[l * 2] | req_d[(l * 2) + 1]; |
| assign sel = ~req_d[l * 2] | (req_d[(l * 2) + 1] & rr_q[(NumLevels - 1) - level]); |
| function automatic [IdxWidth - 1:0] sv2v_cast_40B81; |
| input reg [IdxWidth - 1:0] inp; |
| sv2v_cast_40B81 = inp; |
| endfunction |
| assign index_nodes[(((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * IdxWidth+:IdxWidth] = sv2v_cast_40B81(sel); |
| assign data_nodes[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))] = (sel ? data_i[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + (((l * 2) + 1) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))] : data_i[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((l * 2) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))]); |
| assign gnt_o[l * 2] = (gnt_nodes[Idx0] & (AxiVldRdy | req_d[l * 2])) & ~sel; |
| assign gnt_o[(l * 2) + 1] = (gnt_nodes[Idx0] & (AxiVldRdy | req_d[(l * 2) + 1])) & sel; |
| end |
| if (($unsigned(l) * 2) == (NumIn - 1)) begin : gen_first |
| assign req_nodes[Idx0] = req_d[l * 2]; |
| assign index_nodes[(((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * IdxWidth+:IdxWidth] = {IdxWidth {1'sb0}}; |
| assign data_nodes[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))] = data_i[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((l * 2) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))]; |
| assign gnt_o[l * 2] = gnt_nodes[Idx0] & (AxiVldRdy | req_d[l * 2]); |
| end |
| if (($unsigned(l) * 2) > (NumIn - 1)) begin : gen_out_of_range |
| assign req_nodes[Idx0] = 1'b0; |
| function automatic [IdxWidth - 1:0] sv2v_cast_40B81; |
| input reg [IdxWidth - 1:0] inp; |
| sv2v_cast_40B81 = inp; |
| endfunction |
| assign index_nodes[(((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * IdxWidth+:IdxWidth] = sv2v_cast_40B81(1'sb0); |
| function automatic [((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)) - 1:0] sv2v_cast_69F84; |
| input reg [((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)) - 1:0] inp; |
| sv2v_cast_69F84 = inp; |
| endfunction |
| assign data_nodes[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))] = sv2v_cast_69F84(1'sb0); |
| end |
| end |
| else begin : gen_other_levels |
| assign req_nodes[Idx0] = req_nodes[Idx1] | req_nodes[Idx1 + 1]; |
| assign sel = ~req_nodes[Idx1] | (req_nodes[Idx1 + 1] & rr_q[(NumLevels - 1) - level]); |
| function automatic [IdxWidth - 1:0] sv2v_cast_40B81; |
| input reg [IdxWidth - 1:0] inp; |
| sv2v_cast_40B81 = inp; |
| endfunction |
| assign index_nodes[(((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * IdxWidth+:IdxWidth] = (sel ? sv2v_cast_40B81({1'b1, index_nodes[((((2 ** NumLevels) - 2) >= 0 ? Idx1 + 1 : ((2 ** NumLevels) - 2) - (Idx1 + 1)) * IdxWidth) + (((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 2 : (((NumLevels - $unsigned(level)) - 2) + (((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 1 : 3 - (NumLevels - $unsigned(level)))) - 1)-:(((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 1 : 3 - (NumLevels - $unsigned(level)))]}) : sv2v_cast_40B81({1'b0, index_nodes[((((2 ** NumLevels) - 2) >= 0 ? Idx1 : ((2 ** NumLevels) - 2) - Idx1) * IdxWidth) + (((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 2 : (((NumLevels - $unsigned(level)) - 2) + (((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 1 : 3 - (NumLevels - $unsigned(level)))) - 1)-:(((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 1 : 3 - (NumLevels - $unsigned(level)))]})); |
| assign data_nodes[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))] = (sel ? data_nodes[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((((2 ** NumLevels) - 2) >= 0 ? Idx1 + 1 : ((2 ** NumLevels) - 2) - (Idx1 + 1)) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))] : data_nodes[((DataType_Width + 6) >= 0 ? 0 : DataType_Width + 6) + ((((2 ** NumLevels) - 2) >= 0 ? Idx1 : ((2 ** NumLevels) - 2) - Idx1) * ((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6)))+:((DataType_Width + 6) >= 0 ? DataType_Width + 7 : 1 - (DataType_Width + 6))]); |
| assign gnt_nodes[Idx1] = gnt_nodes[Idx0] & ~sel; |
| assign gnt_nodes[Idx1 + 1] = gnt_nodes[Idx0] & sel; |
| end |
| end |
| end |
| end |
| endgenerate |
| endmodule |
| module rr_arb_tree_CBEBF_6E668 ( |
| clk_i, |
| rst_ni, |
| flush_i, |
| rr_i, |
| req_i, |
| gnt_o, |
| data_i, |
| req_o, |
| gnt_i, |
| data_o, |
| idx_o |
| ); |
| parameter [31:0] DataType_WIDTH = 0; |
| parameter [31:0] NumIn = 64; |
| parameter [31:0] DataWidth = 32; |
| parameter [0:0] ExtPrio = 1'b0; |
| parameter [0:0] AxiVldRdy = 1'b0; |
| parameter [0:0] LockIn = 1'b0; |
| parameter [0:0] FairArb = 1'b1; |
| parameter [31:0] IdxWidth = (NumIn > 32'd1 ? $unsigned($clog2(NumIn)) : 32'd1); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire flush_i; |
| input wire [IdxWidth - 1:0] rr_i; |
| input wire [NumIn - 1:0] req_i; |
| output wire [NumIn - 1:0] gnt_o; |
| input wire [((DataType_WIDTH + 5) >= 0 ? (NumIn * (DataType_WIDTH + 6)) - 1 : (NumIn * (1 - (DataType_WIDTH + 5))) + (DataType_WIDTH + 4)):((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5)] data_i; |
| output wire req_o; |
| input wire gnt_i; |
| output wire [DataType_WIDTH + 5:0] data_o; |
| output wire [IdxWidth - 1:0] idx_o; |
| generate |
| if (NumIn == $unsigned(1)) begin : gen_pass_through |
| assign req_o = req_i[0]; |
| assign gnt_o[0] = gnt_i; |
| assign data_o = data_i[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5)+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))]; |
| assign idx_o = {IdxWidth {1'sb0}}; |
| end |
| else begin : gen_arbiter |
| localparam [31:0] NumLevels = $unsigned($clog2(NumIn)); |
| wire [(((2 ** NumLevels) - 2) >= 0 ? (((2 ** NumLevels) - 1) * IdxWidth) - 1 : ((3 - (2 ** NumLevels)) * IdxWidth) + ((((2 ** NumLevels) - 2) * IdxWidth) - 1)):(((2 ** NumLevels) - 2) >= 0 ? 0 : ((2 ** NumLevels) - 2) * IdxWidth)] index_nodes; |
| wire [(((2 ** NumLevels) - 2) >= 0 ? ((DataType_WIDTH + 5) >= 0 ? (((2 ** NumLevels) - 1) * (DataType_WIDTH + 6)) - 1 : (((2 ** NumLevels) - 1) * (1 - (DataType_WIDTH + 5))) + (DataType_WIDTH + 4)) : ((DataType_WIDTH + 5) >= 0 ? ((3 - (2 ** NumLevels)) * (DataType_WIDTH + 6)) + ((((2 ** NumLevels) - 2) * (DataType_WIDTH + 6)) - 1) : ((3 - (2 ** NumLevels)) * (1 - (DataType_WIDTH + 5))) + (((DataType_WIDTH + 5) + (((2 ** NumLevels) - 2) * (1 - (DataType_WIDTH + 5)))) - 1))):(((2 ** NumLevels) - 2) >= 0 ? ((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) : ((DataType_WIDTH + 5) >= 0 ? ((2 ** NumLevels) - 2) * (DataType_WIDTH + 6) : (DataType_WIDTH + 5) + (((2 ** NumLevels) - 2) * (1 - (DataType_WIDTH + 5)))))] data_nodes; |
| wire [(2 ** NumLevels) - 2:0] gnt_nodes; |
| wire [(2 ** NumLevels) - 2:0] req_nodes; |
| reg [IdxWidth - 1:0] rr_q; |
| wire [NumIn - 1:0] req_d; |
| assign req_o = req_nodes[0]; |
| assign data_o = data_nodes[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((((2 ** NumLevels) - 2) >= 0 ? 0 : (2 ** NumLevels) - 2) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))]; |
| assign idx_o = index_nodes[(((2 ** NumLevels) - 2) >= 0 ? 0 : (2 ** NumLevels) - 2) * IdxWidth+:IdxWidth]; |
| if (ExtPrio) begin : gen_ext_rr |
| wire [IdxWidth:1] sv2v_tmp_48DE0; |
| assign sv2v_tmp_48DE0 = rr_i; |
| always @(*) rr_q = sv2v_tmp_48DE0; |
| assign req_d = req_i; |
| end |
| else begin : gen_int_rr |
| wire [IdxWidth - 1:0] rr_d; |
| if (LockIn) begin : gen_lock |
| wire lock_d; |
| reg lock_q; |
| reg [NumIn - 1:0] req_q; |
| assign lock_d = req_o & ~gnt_i; |
| assign req_d = (lock_q ? req_q : req_i); |
| always @(posedge clk_i or negedge rst_ni) begin : p_lock_reg |
| if (!rst_ni) |
| lock_q <= 1'b0; |
| else if (flush_i) |
| lock_q <= 1'b0; |
| else |
| lock_q <= lock_d; |
| end |
| always @(posedge clk_i or negedge rst_ni) begin : p_req_regs |
| if (!rst_ni) |
| req_q <= {NumIn {1'sb0}}; |
| else if (flush_i) |
| req_q <= {NumIn {1'sb0}}; |
| else |
| req_q <= req_d; |
| end |
| end |
| else begin : gen_no_lock |
| assign req_d = req_i; |
| end |
| if (FairArb) begin : gen_fair_arb |
| wire [NumIn - 1:0] upper_mask; |
| wire [NumIn - 1:0] lower_mask; |
| wire [IdxWidth - 1:0] upper_idx; |
| wire [IdxWidth - 1:0] lower_idx; |
| wire [IdxWidth - 1:0] next_idx; |
| wire upper_empty; |
| wire lower_empty; |
| genvar i; |
| for (i = 0; i < NumIn; i = i + 1) begin : gen_mask |
| assign upper_mask[i] = (i > rr_q ? req_d[i] : 1'b0); |
| assign lower_mask[i] = (i <= rr_q ? req_d[i] : 1'b0); |
| end |
| lzc #( |
| .WIDTH(NumIn), |
| .MODE(1'b0) |
| ) i_lzc_upper( |
| .in_i(upper_mask), |
| .cnt_o(upper_idx), |
| .empty_o(upper_empty) |
| ); |
| lzc #( |
| .WIDTH(NumIn), |
| .MODE(1'b0) |
| ) i_lzc_lower( |
| .in_i(lower_mask), |
| .cnt_o(lower_idx), |
| .empty_o() |
| ); |
| assign next_idx = (upper_empty ? lower_idx : upper_idx); |
| assign rr_d = (gnt_i && req_o ? next_idx : rr_q); |
| end |
| else begin : gen_unfair_arb |
| function automatic [IdxWidth - 1:0] sv2v_cast_15989; |
| input reg [IdxWidth - 1:0] inp; |
| sv2v_cast_15989 = inp; |
| endfunction |
| assign rr_d = (gnt_i && req_o ? (rr_q == sv2v_cast_15989(NumIn - 1) ? {IdxWidth {1'sb0}} : rr_q + 1'b1) : rr_q); |
| end |
| always @(posedge clk_i or negedge rst_ni) begin : p_rr_regs |
| if (!rst_ni) |
| rr_q <= {IdxWidth {1'sb0}}; |
| else if (flush_i) |
| rr_q <= {IdxWidth {1'sb0}}; |
| else |
| rr_q <= rr_d; |
| end |
| end |
| assign gnt_nodes[0] = gnt_i; |
| genvar level; |
| for (level = 0; $unsigned(level) < NumLevels; level = level + 1) begin : gen_levels |
| genvar l; |
| for (l = 0; l < (2 ** level); l = l + 1) begin : gen_level |
| wire sel; |
| localparam [31:0] Idx0 = ((2 ** level) - 1) + l; |
| localparam [31:0] Idx1 = ((2 ** (level + 1)) - 1) + (l * 2); |
| if ($unsigned(level) == (NumLevels - 1)) begin : gen_first_level |
| if (($unsigned(l) * 2) < (NumIn - 1)) begin : gen_reduce |
| assign req_nodes[Idx0] = req_d[l * 2] | req_d[(l * 2) + 1]; |
| assign sel = ~req_d[l * 2] | (req_d[(l * 2) + 1] & rr_q[(NumLevels - 1) - level]); |
| function automatic [IdxWidth - 1:0] sv2v_cast_15989; |
| input reg [IdxWidth - 1:0] inp; |
| sv2v_cast_15989 = inp; |
| endfunction |
| assign index_nodes[(((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * IdxWidth+:IdxWidth] = sv2v_cast_15989(sel); |
| assign data_nodes[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))] = (sel ? data_i[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + (((l * 2) + 1) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))] : data_i[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((l * 2) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))]); |
| assign gnt_o[l * 2] = (gnt_nodes[Idx0] & (AxiVldRdy | req_d[l * 2])) & ~sel; |
| assign gnt_o[(l * 2) + 1] = (gnt_nodes[Idx0] & (AxiVldRdy | req_d[(l * 2) + 1])) & sel; |
| end |
| if (($unsigned(l) * 2) == (NumIn - 1)) begin : gen_first |
| assign req_nodes[Idx0] = req_d[l * 2]; |
| assign index_nodes[(((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * IdxWidth+:IdxWidth] = {IdxWidth {1'sb0}}; |
| assign data_nodes[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))] = data_i[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((l * 2) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))]; |
| assign gnt_o[l * 2] = gnt_nodes[Idx0] & (AxiVldRdy | req_d[l * 2]); |
| end |
| if (($unsigned(l) * 2) > (NumIn - 1)) begin : gen_out_of_range |
| assign req_nodes[Idx0] = 1'b0; |
| function automatic [IdxWidth - 1:0] sv2v_cast_15989; |
| input reg [IdxWidth - 1:0] inp; |
| sv2v_cast_15989 = inp; |
| endfunction |
| assign index_nodes[(((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * IdxWidth+:IdxWidth] = sv2v_cast_15989(1'sb0); |
| function automatic [((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)) - 1:0] sv2v_cast_FF7FF; |
| input reg [((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)) - 1:0] inp; |
| sv2v_cast_FF7FF = inp; |
| endfunction |
| assign data_nodes[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))] = sv2v_cast_FF7FF(1'sb0); |
| end |
| end |
| else begin : gen_other_levels |
| assign req_nodes[Idx0] = req_nodes[Idx1] | req_nodes[Idx1 + 1]; |
| assign sel = ~req_nodes[Idx1] | (req_nodes[Idx1 + 1] & rr_q[(NumLevels - 1) - level]); |
| function automatic [IdxWidth - 1:0] sv2v_cast_15989; |
| input reg [IdxWidth - 1:0] inp; |
| sv2v_cast_15989 = inp; |
| endfunction |
| assign index_nodes[(((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * IdxWidth+:IdxWidth] = (sel ? sv2v_cast_15989({1'b1, index_nodes[((((2 ** NumLevels) - 2) >= 0 ? Idx1 + 1 : ((2 ** NumLevels) - 2) - (Idx1 + 1)) * IdxWidth) + (((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 2 : (((NumLevels - $unsigned(level)) - 2) + (((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 1 : 3 - (NumLevels - $unsigned(level)))) - 1)-:(((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 1 : 3 - (NumLevels - $unsigned(level)))]}) : sv2v_cast_15989({1'b0, index_nodes[((((2 ** NumLevels) - 2) >= 0 ? Idx1 : ((2 ** NumLevels) - 2) - Idx1) * IdxWidth) + (((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 2 : (((NumLevels - $unsigned(level)) - 2) + (((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 1 : 3 - (NumLevels - $unsigned(level)))) - 1)-:(((NumLevels - $unsigned(level)) - 2) >= 0 ? (NumLevels - $unsigned(level)) - 1 : 3 - (NumLevels - $unsigned(level)))]})); |
| assign data_nodes[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((((2 ** NumLevels) - 2) >= 0 ? Idx0 : ((2 ** NumLevels) - 2) - Idx0) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))] = (sel ? data_nodes[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((((2 ** NumLevels) - 2) >= 0 ? Idx1 + 1 : ((2 ** NumLevels) - 2) - (Idx1 + 1)) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))] : data_nodes[((DataType_WIDTH + 5) >= 0 ? 0 : DataType_WIDTH + 5) + ((((2 ** NumLevels) - 2) >= 0 ? Idx1 : ((2 ** NumLevels) - 2) - Idx1) * ((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5)))+:((DataType_WIDTH + 5) >= 0 ? DataType_WIDTH + 6 : 1 - (DataType_WIDTH + 5))]); |
| assign gnt_nodes[Idx1] = gnt_nodes[Idx0] & ~sel; |
| assign gnt_nodes[Idx1 + 1] = gnt_nodes[Idx0] & sel; |
| end |
| end |
| end |
| end |
| endgenerate |
| endmodule |
| |
| module rv_plic_gateway ( |
| clk_i, |
| rst_ni, |
| src_i, |
| le_i, |
| claim_i, |
| complete_i, |
| ip_o |
| ); |
| parameter signed [31:0] N_SOURCE = 32; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [N_SOURCE - 1:0] src_i; |
| input wire [N_SOURCE - 1:0] le_i; |
| input wire [N_SOURCE - 1:0] claim_i; |
| input wire [N_SOURCE - 1:0] complete_i; |
| output reg [N_SOURCE - 1:0] ip_o; |
| reg [N_SOURCE - 1:0] ia; |
| reg [N_SOURCE - 1:0] set; |
| reg [N_SOURCE - 1:0] src_q; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| src_q <= {N_SOURCE {1'sb0}}; |
| else |
| src_q <= src_i; |
| always @(*) begin : sv2v_autoblock_136 |
| reg signed [31:0] i; |
| for (i = 0; i < N_SOURCE; i = i + 1) |
| set[i] = (le_i[i] ? src_i[i] & ~src_q[i] : src_i[i]); |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| ip_o <= {N_SOURCE {1'sb0}}; |
| else |
| ip_o <= (ip_o | ((set & ~ia) & ~ip_o)) & ~(ip_o & claim_i); |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| ia <= {N_SOURCE {1'sb0}}; |
| else |
| ia <= (ia | (set & ~ia)) & ~((ia & complete_i) & ~ip_o); |
| endmodule |
| module rv_plic_reg_top ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| reg2hw, |
| hw2reg, |
| devmode_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire [154:0] reg2hw; |
| input wire [77:0] hw2reg; |
| input devmode_i; |
| localparam signed [31:0] AW = 10; |
| localparam signed [31:0] DW = 32; |
| localparam signed [31:0] DBW = 4; |
| wire reg_we; |
| wire reg_re; |
| wire [9:0] reg_addr; |
| wire [31:0] reg_wdata; |
| wire [3:0] reg_be; |
| wire [31:0] reg_rdata; |
| wire reg_error; |
| wire addrmiss; |
| reg wr_err; |
| reg [31:0] reg_rdata_next; |
| wire [85:0] tl_reg_h2d; |
| wire [51:0] tl_reg_d2h; |
| assign tl_reg_h2d = tl_i; |
| assign tl_o = tl_reg_d2h; |
| tlul_adapter_reg #( |
| .RegAw(AW), |
| .RegDw(DW) |
| ) u_reg_if( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_reg_h2d), |
| .tl_o(tl_reg_d2h), |
| .we_o(reg_we), |
| .re_o(reg_re), |
| .addr_o(reg_addr), |
| .wdata_o(reg_wdata), |
| .be_o(reg_be), |
| .rdata_i(reg_rdata), |
| .error_i(reg_error) |
| ); |
| assign reg_rdata = reg_rdata_next; |
| assign reg_error = (devmode_i & addrmiss) | wr_err; |
| wire ip_0_p_0_qs; |
| wire ip_0_p_1_qs; |
| wire ip_0_p_2_qs; |
| wire ip_0_p_3_qs; |
| wire ip_0_p_4_qs; |
| wire ip_0_p_5_qs; |
| wire ip_0_p_6_qs; |
| wire ip_0_p_7_qs; |
| wire ip_0_p_8_qs; |
| wire ip_0_p_9_qs; |
| wire ip_0_p_10_qs; |
| wire ip_0_p_11_qs; |
| wire ip_0_p_12_qs; |
| wire ip_0_p_13_qs; |
| wire ip_0_p_14_qs; |
| wire ip_0_p_15_qs; |
| wire ip_0_p_16_qs; |
| wire ip_0_p_17_qs; |
| wire ip_0_p_18_qs; |
| wire ip_0_p_19_qs; |
| wire ip_0_p_20_qs; |
| wire ip_0_p_21_qs; |
| wire ip_0_p_22_qs; |
| wire ip_0_p_23_qs; |
| wire ip_0_p_24_qs; |
| wire ip_0_p_25_qs; |
| wire ip_0_p_26_qs; |
| wire ip_0_p_27_qs; |
| wire ip_0_p_28_qs; |
| wire ip_0_p_29_qs; |
| wire ip_0_p_30_qs; |
| wire ip_0_p_31_qs; |
| wire ip_1_p_32_qs; |
| wire ip_1_p_33_qs; |
| wire ip_1_p_34_qs; |
| wire ip_1_p_35_qs; |
| wire ip_1_p_36_qs; |
| wire ip_1_p_37_qs; |
| wire ip_1_p_38_qs; |
| wire ip_1_p_39_qs; |
| wire ip_1_p_40_qs; |
| wire ip_1_p_41_qs; |
| wire ip_1_p_42_qs; |
| wire ip_1_p_43_qs; |
| wire le_0_le_0_qs; |
| wire le_0_le_0_wd; |
| wire le_0_le_0_we; |
| wire le_0_le_1_qs; |
| wire le_0_le_1_wd; |
| wire le_0_le_1_we; |
| wire le_0_le_2_qs; |
| wire le_0_le_2_wd; |
| wire le_0_le_2_we; |
| wire le_0_le_3_qs; |
| wire le_0_le_3_wd; |
| wire le_0_le_3_we; |
| wire le_0_le_4_qs; |
| wire le_0_le_4_wd; |
| wire le_0_le_4_we; |
| wire le_0_le_5_qs; |
| wire le_0_le_5_wd; |
| wire le_0_le_5_we; |
| wire le_0_le_6_qs; |
| wire le_0_le_6_wd; |
| wire le_0_le_6_we; |
| wire le_0_le_7_qs; |
| wire le_0_le_7_wd; |
| wire le_0_le_7_we; |
| wire le_0_le_8_qs; |
| wire le_0_le_8_wd; |
| wire le_0_le_8_we; |
| wire le_0_le_9_qs; |
| wire le_0_le_9_wd; |
| wire le_0_le_9_we; |
| wire le_0_le_10_qs; |
| wire le_0_le_10_wd; |
| wire le_0_le_10_we; |
| wire le_0_le_11_qs; |
| wire le_0_le_11_wd; |
| wire le_0_le_11_we; |
| wire le_0_le_12_qs; |
| wire le_0_le_12_wd; |
| wire le_0_le_12_we; |
| wire le_0_le_13_qs; |
| wire le_0_le_13_wd; |
| wire le_0_le_13_we; |
| wire le_0_le_14_qs; |
| wire le_0_le_14_wd; |
| wire le_0_le_14_we; |
| wire le_0_le_15_qs; |
| wire le_0_le_15_wd; |
| wire le_0_le_15_we; |
| wire le_0_le_16_qs; |
| wire le_0_le_16_wd; |
| wire le_0_le_16_we; |
| wire le_0_le_17_qs; |
| wire le_0_le_17_wd; |
| wire le_0_le_17_we; |
| wire le_0_le_18_qs; |
| wire le_0_le_18_wd; |
| wire le_0_le_18_we; |
| wire le_0_le_19_qs; |
| wire le_0_le_19_wd; |
| wire le_0_le_19_we; |
| wire le_0_le_20_qs; |
| wire le_0_le_20_wd; |
| wire le_0_le_20_we; |
| wire le_0_le_21_qs; |
| wire le_0_le_21_wd; |
| wire le_0_le_21_we; |
| wire le_0_le_22_qs; |
| wire le_0_le_22_wd; |
| wire le_0_le_22_we; |
| wire le_0_le_23_qs; |
| wire le_0_le_23_wd; |
| wire le_0_le_23_we; |
| wire le_0_le_24_qs; |
| wire le_0_le_24_wd; |
| wire le_0_le_24_we; |
| wire le_0_le_25_qs; |
| wire le_0_le_25_wd; |
| wire le_0_le_25_we; |
| wire le_0_le_26_qs; |
| wire le_0_le_26_wd; |
| wire le_0_le_26_we; |
| wire le_0_le_27_qs; |
| wire le_0_le_27_wd; |
| wire le_0_le_27_we; |
| wire le_0_le_28_qs; |
| wire le_0_le_28_wd; |
| wire le_0_le_28_we; |
| wire le_0_le_29_qs; |
| wire le_0_le_29_wd; |
| wire le_0_le_29_we; |
| wire le_0_le_30_qs; |
| wire le_0_le_30_wd; |
| wire le_0_le_30_we; |
| wire le_0_le_31_qs; |
| wire le_0_le_31_wd; |
| wire le_0_le_31_we; |
| wire le_1_le_32_qs; |
| wire le_1_le_32_wd; |
| wire le_1_le_32_we; |
| wire le_1_le_33_qs; |
| wire le_1_le_33_wd; |
| wire le_1_le_33_we; |
| wire le_1_le_34_qs; |
| wire le_1_le_34_wd; |
| wire le_1_le_34_we; |
| wire le_1_le_35_qs; |
| wire le_1_le_35_wd; |
| wire le_1_le_35_we; |
| wire [1:0] prio0_qs; |
| wire [1:0] prio0_wd; |
| wire prio0_we; |
| wire [1:0] prio1_qs; |
| wire [1:0] prio1_wd; |
| wire prio1_we; |
| wire [1:0] prio2_qs; |
| wire [1:0] prio2_wd; |
| wire prio2_we; |
| wire [1:0] prio3_qs; |
| wire [1:0] prio3_wd; |
| wire prio3_we; |
| wire [1:0] prio4_qs; |
| wire [1:0] prio4_wd; |
| wire prio4_we; |
| wire [1:0] prio5_qs; |
| wire [1:0] prio5_wd; |
| wire prio5_we; |
| wire [1:0] prio6_qs; |
| wire [1:0] prio6_wd; |
| wire prio6_we; |
| wire [1:0] prio7_qs; |
| wire [1:0] prio7_wd; |
| wire prio7_we; |
| wire [1:0] prio8_qs; |
| wire [1:0] prio8_wd; |
| wire prio8_we; |
| wire [1:0] prio9_qs; |
| wire [1:0] prio9_wd; |
| wire prio9_we; |
| wire [1:0] prio10_qs; |
| wire [1:0] prio10_wd; |
| wire prio10_we; |
| wire [1:0] prio11_qs; |
| wire [1:0] prio11_wd; |
| wire prio11_we; |
| wire [1:0] prio12_qs; |
| wire [1:0] prio12_wd; |
| wire prio12_we; |
| wire [1:0] prio13_qs; |
| wire [1:0] prio13_wd; |
| wire prio13_we; |
| wire [1:0] prio14_qs; |
| wire [1:0] prio14_wd; |
| wire prio14_we; |
| wire [1:0] prio15_qs; |
| wire [1:0] prio15_wd; |
| wire prio15_we; |
| wire [1:0] prio16_qs; |
| wire [1:0] prio16_wd; |
| wire prio16_we; |
| wire [1:0] prio17_qs; |
| wire [1:0] prio17_wd; |
| wire prio17_we; |
| wire [1:0] prio18_qs; |
| wire [1:0] prio18_wd; |
| wire prio18_we; |
| wire [1:0] prio19_qs; |
| wire [1:0] prio19_wd; |
| wire prio19_we; |
| wire [1:0] prio20_qs; |
| wire [1:0] prio20_wd; |
| wire prio20_we; |
| wire [1:0] prio21_qs; |
| wire [1:0] prio21_wd; |
| wire prio21_we; |
| wire [1:0] prio22_qs; |
| wire [1:0] prio22_wd; |
| wire prio22_we; |
| wire [1:0] prio23_qs; |
| wire [1:0] prio23_wd; |
| wire prio23_we; |
| wire [1:0] prio24_qs; |
| wire [1:0] prio24_wd; |
| wire prio24_we; |
| wire [1:0] prio25_qs; |
| wire [1:0] prio25_wd; |
| wire prio25_we; |
| wire [1:0] prio26_qs; |
| wire [1:0] prio26_wd; |
| wire prio26_we; |
| wire [1:0] prio27_qs; |
| wire [1:0] prio27_wd; |
| wire prio27_we; |
| wire [1:0] prio28_qs; |
| wire [1:0] prio28_wd; |
| wire prio28_we; |
| wire [1:0] prio29_qs; |
| wire [1:0] prio29_wd; |
| wire prio29_we; |
| wire [1:0] prio30_qs; |
| wire [1:0] prio30_wd; |
| wire prio30_we; |
| wire [1:0] prio31_qs; |
| wire [1:0] prio31_wd; |
| wire prio31_we; |
| wire [1:0] prio32_qs; |
| wire [1:0] prio32_wd; |
| wire prio32_we; |
| wire [1:0] prio33_qs; |
| wire [1:0] prio33_wd; |
| wire prio33_we; |
| wire [1:0] prio34_qs; |
| wire [1:0] prio34_wd; |
| wire prio34_we; |
| wire [1:0] prio35_qs; |
| wire [1:0] prio35_wd; |
| wire prio35_we; |
| wire ie0_0_e_0_qs; |
| wire ie0_0_e_0_wd; |
| wire ie0_0_e_0_we; |
| wire ie0_0_e_1_qs; |
| wire ie0_0_e_1_wd; |
| wire ie0_0_e_1_we; |
| wire ie0_0_e_2_qs; |
| wire ie0_0_e_2_wd; |
| wire ie0_0_e_2_we; |
| wire ie0_0_e_3_qs; |
| wire ie0_0_e_3_wd; |
| wire ie0_0_e_3_we; |
| wire ie0_0_e_4_qs; |
| wire ie0_0_e_4_wd; |
| wire ie0_0_e_4_we; |
| wire ie0_0_e_5_qs; |
| wire ie0_0_e_5_wd; |
| wire ie0_0_e_5_we; |
| wire ie0_0_e_6_qs; |
| wire ie0_0_e_6_wd; |
| wire ie0_0_e_6_we; |
| wire ie0_0_e_7_qs; |
| wire ie0_0_e_7_wd; |
| wire ie0_0_e_7_we; |
| wire ie0_0_e_8_qs; |
| wire ie0_0_e_8_wd; |
| wire ie0_0_e_8_we; |
| wire ie0_0_e_9_qs; |
| wire ie0_0_e_9_wd; |
| wire ie0_0_e_9_we; |
| wire ie0_0_e_10_qs; |
| wire ie0_0_e_10_wd; |
| wire ie0_0_e_10_we; |
| wire ie0_0_e_11_qs; |
| wire ie0_0_e_11_wd; |
| wire ie0_0_e_11_we; |
| wire ie0_0_e_12_qs; |
| wire ie0_0_e_12_wd; |
| wire ie0_0_e_12_we; |
| wire ie0_0_e_13_qs; |
| wire ie0_0_e_13_wd; |
| wire ie0_0_e_13_we; |
| wire ie0_0_e_14_qs; |
| wire ie0_0_e_14_wd; |
| wire ie0_0_e_14_we; |
| wire ie0_0_e_15_qs; |
| wire ie0_0_e_15_wd; |
| wire ie0_0_e_15_we; |
| wire ie0_0_e_16_qs; |
| wire ie0_0_e_16_wd; |
| wire ie0_0_e_16_we; |
| wire ie0_0_e_17_qs; |
| wire ie0_0_e_17_wd; |
| wire ie0_0_e_17_we; |
| wire ie0_0_e_18_qs; |
| wire ie0_0_e_18_wd; |
| wire ie0_0_e_18_we; |
| wire ie0_0_e_19_qs; |
| wire ie0_0_e_19_wd; |
| wire ie0_0_e_19_we; |
| wire ie0_0_e_20_qs; |
| wire ie0_0_e_20_wd; |
| wire ie0_0_e_20_we; |
| wire ie0_0_e_21_qs; |
| wire ie0_0_e_21_wd; |
| wire ie0_0_e_21_we; |
| wire ie0_0_e_22_qs; |
| wire ie0_0_e_22_wd; |
| wire ie0_0_e_22_we; |
| wire ie0_0_e_23_qs; |
| wire ie0_0_e_23_wd; |
| wire ie0_0_e_23_we; |
| wire ie0_0_e_24_qs; |
| wire ie0_0_e_24_wd; |
| wire ie0_0_e_24_we; |
| wire ie0_0_e_25_qs; |
| wire ie0_0_e_25_wd; |
| wire ie0_0_e_25_we; |
| wire ie0_0_e_26_qs; |
| wire ie0_0_e_26_wd; |
| wire ie0_0_e_26_we; |
| wire ie0_0_e_27_qs; |
| wire ie0_0_e_27_wd; |
| wire ie0_0_e_27_we; |
| wire ie0_0_e_28_qs; |
| wire ie0_0_e_28_wd; |
| wire ie0_0_e_28_we; |
| wire ie0_0_e_29_qs; |
| wire ie0_0_e_29_wd; |
| wire ie0_0_e_29_we; |
| wire ie0_0_e_30_qs; |
| wire ie0_0_e_30_wd; |
| wire ie0_0_e_30_we; |
| wire ie0_0_e_31_qs; |
| wire ie0_0_e_31_wd; |
| wire ie0_0_e_31_we; |
| wire ie0_1_e_32_qs; |
| wire ie0_1_e_32_wd; |
| wire ie0_1_e_32_we; |
| wire ie0_1_e_33_qs; |
| wire ie0_1_e_33_wd; |
| wire ie0_1_e_33_we; |
| wire ie0_1_e_34_qs; |
| wire ie0_1_e_34_wd; |
| wire ie0_1_e_34_we; |
| wire ie0_1_e_35_qs; |
| wire ie0_1_e_35_wd; |
| wire ie0_1_e_35_we; |
| wire [1:0] threshold0_qs; |
| wire [1:0] threshold0_wd; |
| wire threshold0_we; |
| wire [5:0] cc0_qs; |
| wire [5:0] cc0_wd; |
| wire cc0_we; |
| wire cc0_re; |
| wire msip0_qs; |
| wire msip0_wd; |
| wire msip0_we; |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[6]), |
| .d(hw2reg[7]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_0_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_1( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[8]), |
| .d(hw2reg[9]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_1_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_2( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[10]), |
| .d(hw2reg[11]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_2_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_3( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[12]), |
| .d(hw2reg[13]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_3_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_4( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[14]), |
| .d(hw2reg[15]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_4_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_5( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[16]), |
| .d(hw2reg[17]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_5_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_6( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[18]), |
| .d(hw2reg[19]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_6_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_7( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[20]), |
| .d(hw2reg[21]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_7_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_8( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[22]), |
| .d(hw2reg[23]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_8_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_9( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[24]), |
| .d(hw2reg[25]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_9_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_10( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[26]), |
| .d(hw2reg[27]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_10_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_11( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[28]), |
| .d(hw2reg[29]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_11_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_12( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[30]), |
| .d(hw2reg[31]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_12_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_13( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[32]), |
| .d(hw2reg[33]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_13_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_14( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[34]), |
| .d(hw2reg[35]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_14_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_15( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[36]), |
| .d(hw2reg[37]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_15_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_16( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[38]), |
| .d(hw2reg[39]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_16_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_17( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[40]), |
| .d(hw2reg[41]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_17_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_18( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[42]), |
| .d(hw2reg[43]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_18_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_19( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[44]), |
| .d(hw2reg[45]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_19_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_20( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[46]), |
| .d(hw2reg[47]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_20_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_21( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[48]), |
| .d(hw2reg[49]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_21_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_22( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[50]), |
| .d(hw2reg[51]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_22_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_23( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[52]), |
| .d(hw2reg[53]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_23_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_24( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[54]), |
| .d(hw2reg[55]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_24_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_25( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[56]), |
| .d(hw2reg[57]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_25_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_26( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[58]), |
| .d(hw2reg[59]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_26_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_27( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[60]), |
| .d(hw2reg[61]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_27_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_28( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[62]), |
| .d(hw2reg[63]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_28_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_29( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[64]), |
| .d(hw2reg[65]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_29_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_30( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[66]), |
| .d(hw2reg[67]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_30_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_0_p_31( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[68]), |
| .d(hw2reg[69]), |
| .qe(), |
| .q(), |
| .qs(ip_0_p_31_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_1_p_32( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[70]), |
| .d(hw2reg[71]), |
| .qe(), |
| .q(), |
| .qs(ip_1_p_32_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_1_p_33( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[72]), |
| .d(hw2reg[73]), |
| .qe(), |
| .q(), |
| .qs(ip_1_p_33_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_1_p_34( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[74]), |
| .d(hw2reg[75]), |
| .qe(), |
| .q(), |
| .qs(ip_1_p_34_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RO"), |
| .RESVAL(1'h0) |
| ) u_ip_1_p_35( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(1'b0), |
| .wd(1'b0), |
| .de(hw2reg[76]), |
| .d(hw2reg[77]), |
| .qe(), |
| .q(), |
| .qs(ip_1_p_35_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_0_we), |
| .wd(le_0_le_0_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[119]), |
| .qs(le_0_le_0_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_1( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_1_we), |
| .wd(le_0_le_1_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[120]), |
| .qs(le_0_le_1_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_2( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_2_we), |
| .wd(le_0_le_2_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[121]), |
| .qs(le_0_le_2_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_3( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_3_we), |
| .wd(le_0_le_3_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[122]), |
| .qs(le_0_le_3_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_4( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_4_we), |
| .wd(le_0_le_4_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[123]), |
| .qs(le_0_le_4_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_5( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_5_we), |
| .wd(le_0_le_5_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[124]), |
| .qs(le_0_le_5_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_6( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_6_we), |
| .wd(le_0_le_6_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[125]), |
| .qs(le_0_le_6_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_7( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_7_we), |
| .wd(le_0_le_7_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[126]), |
| .qs(le_0_le_7_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_8( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_8_we), |
| .wd(le_0_le_8_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[127]), |
| .qs(le_0_le_8_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_9( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_9_we), |
| .wd(le_0_le_9_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[128]), |
| .qs(le_0_le_9_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_10( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_10_we), |
| .wd(le_0_le_10_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[129]), |
| .qs(le_0_le_10_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_11( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_11_we), |
| .wd(le_0_le_11_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[130]), |
| .qs(le_0_le_11_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_12( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_12_we), |
| .wd(le_0_le_12_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[131]), |
| .qs(le_0_le_12_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_13( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_13_we), |
| .wd(le_0_le_13_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[132]), |
| .qs(le_0_le_13_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_14( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_14_we), |
| .wd(le_0_le_14_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[133]), |
| .qs(le_0_le_14_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_15( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_15_we), |
| .wd(le_0_le_15_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[134]), |
| .qs(le_0_le_15_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_16( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_16_we), |
| .wd(le_0_le_16_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[135]), |
| .qs(le_0_le_16_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_17( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_17_we), |
| .wd(le_0_le_17_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[136]), |
| .qs(le_0_le_17_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_18( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_18_we), |
| .wd(le_0_le_18_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[137]), |
| .qs(le_0_le_18_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_19( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_19_we), |
| .wd(le_0_le_19_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[138]), |
| .qs(le_0_le_19_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_20( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_20_we), |
| .wd(le_0_le_20_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[139]), |
| .qs(le_0_le_20_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_21( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_21_we), |
| .wd(le_0_le_21_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[140]), |
| .qs(le_0_le_21_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_22( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_22_we), |
| .wd(le_0_le_22_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[141]), |
| .qs(le_0_le_22_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_23( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_23_we), |
| .wd(le_0_le_23_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[142]), |
| .qs(le_0_le_23_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_24( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_24_we), |
| .wd(le_0_le_24_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[143]), |
| .qs(le_0_le_24_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_25( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_25_we), |
| .wd(le_0_le_25_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[144]), |
| .qs(le_0_le_25_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_26( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_26_we), |
| .wd(le_0_le_26_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[145]), |
| .qs(le_0_le_26_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_27( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_27_we), |
| .wd(le_0_le_27_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[146]), |
| .qs(le_0_le_27_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_28( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_28_we), |
| .wd(le_0_le_28_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[147]), |
| .qs(le_0_le_28_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_29( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_29_we), |
| .wd(le_0_le_29_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[148]), |
| .qs(le_0_le_29_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_30( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_30_we), |
| .wd(le_0_le_30_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[149]), |
| .qs(le_0_le_30_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_0_le_31( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_0_le_31_we), |
| .wd(le_0_le_31_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[150]), |
| .qs(le_0_le_31_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_1_le_32( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_1_le_32_we), |
| .wd(le_1_le_32_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[151]), |
| .qs(le_1_le_32_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_1_le_33( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_1_le_33_we), |
| .wd(le_1_le_33_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[152]), |
| .qs(le_1_le_33_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_1_le_34( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_1_le_34_we), |
| .wd(le_1_le_34_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[153]), |
| .qs(le_1_le_34_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_le_1_le_35( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(le_1_le_35_we), |
| .wd(le_1_le_35_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[154]), |
| .qs(le_1_le_35_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio0_we), |
| .wd(prio0_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[118-:2]), |
| .qs(prio0_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio1( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio1_we), |
| .wd(prio1_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[116-:2]), |
| .qs(prio1_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio2( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio2_we), |
| .wd(prio2_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[114-:2]), |
| .qs(prio2_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio3( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio3_we), |
| .wd(prio3_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[112-:2]), |
| .qs(prio3_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio4( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio4_we), |
| .wd(prio4_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[110-:2]), |
| .qs(prio4_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio5( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio5_we), |
| .wd(prio5_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[108-:2]), |
| .qs(prio5_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio6( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio6_we), |
| .wd(prio6_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[106-:2]), |
| .qs(prio6_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio7( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio7_we), |
| .wd(prio7_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[104-:2]), |
| .qs(prio7_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio8( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio8_we), |
| .wd(prio8_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[102-:2]), |
| .qs(prio8_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio9( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio9_we), |
| .wd(prio9_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[100-:2]), |
| .qs(prio9_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio10( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio10_we), |
| .wd(prio10_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[98-:2]), |
| .qs(prio10_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio11( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio11_we), |
| .wd(prio11_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[96-:2]), |
| .qs(prio11_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio12( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio12_we), |
| .wd(prio12_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[94-:2]), |
| .qs(prio12_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio13( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio13_we), |
| .wd(prio13_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[92-:2]), |
| .qs(prio13_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio14( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio14_we), |
| .wd(prio14_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[90-:2]), |
| .qs(prio14_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio15( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio15_we), |
| .wd(prio15_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[88-:2]), |
| .qs(prio15_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio16( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio16_we), |
| .wd(prio16_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[86-:2]), |
| .qs(prio16_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio17( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio17_we), |
| .wd(prio17_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[84-:2]), |
| .qs(prio17_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio18( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio18_we), |
| .wd(prio18_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[82-:2]), |
| .qs(prio18_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio19( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio19_we), |
| .wd(prio19_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[80-:2]), |
| .qs(prio19_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio20( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio20_we), |
| .wd(prio20_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[78-:2]), |
| .qs(prio20_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio21( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio21_we), |
| .wd(prio21_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[76-:2]), |
| .qs(prio21_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio22( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio22_we), |
| .wd(prio22_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[74-:2]), |
| .qs(prio22_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio23( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio23_we), |
| .wd(prio23_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[72-:2]), |
| .qs(prio23_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio24( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio24_we), |
| .wd(prio24_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[70-:2]), |
| .qs(prio24_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio25( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio25_we), |
| .wd(prio25_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[68-:2]), |
| .qs(prio25_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio26( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio26_we), |
| .wd(prio26_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[66-:2]), |
| .qs(prio26_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio27( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio27_we), |
| .wd(prio27_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[64-:2]), |
| .qs(prio27_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio28( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio28_we), |
| .wd(prio28_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[62-:2]), |
| .qs(prio28_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio29( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio29_we), |
| .wd(prio29_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[60-:2]), |
| .qs(prio29_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio30( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio30_we), |
| .wd(prio30_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[58-:2]), |
| .qs(prio30_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio31( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio31_we), |
| .wd(prio31_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[56-:2]), |
| .qs(prio31_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio32( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio32_we), |
| .wd(prio32_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[54-:2]), |
| .qs(prio32_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio33( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio33_we), |
| .wd(prio33_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[52-:2]), |
| .qs(prio33_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio34( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio34_we), |
| .wd(prio34_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[50-:2]), |
| .qs(prio34_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_prio35( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(prio35_we), |
| .wd(prio35_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[48-:2]), |
| .qs(prio35_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_0_we), |
| .wd(ie0_0_e_0_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[11]), |
| .qs(ie0_0_e_0_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_1( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_1_we), |
| .wd(ie0_0_e_1_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[12]), |
| .qs(ie0_0_e_1_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_2( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_2_we), |
| .wd(ie0_0_e_2_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[13]), |
| .qs(ie0_0_e_2_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_3( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_3_we), |
| .wd(ie0_0_e_3_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[14]), |
| .qs(ie0_0_e_3_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_4( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_4_we), |
| .wd(ie0_0_e_4_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[15]), |
| .qs(ie0_0_e_4_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_5( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_5_we), |
| .wd(ie0_0_e_5_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[16]), |
| .qs(ie0_0_e_5_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_6( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_6_we), |
| .wd(ie0_0_e_6_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[17]), |
| .qs(ie0_0_e_6_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_7( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_7_we), |
| .wd(ie0_0_e_7_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[18]), |
| .qs(ie0_0_e_7_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_8( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_8_we), |
| .wd(ie0_0_e_8_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[19]), |
| .qs(ie0_0_e_8_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_9( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_9_we), |
| .wd(ie0_0_e_9_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[20]), |
| .qs(ie0_0_e_9_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_10( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_10_we), |
| .wd(ie0_0_e_10_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[21]), |
| .qs(ie0_0_e_10_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_11( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_11_we), |
| .wd(ie0_0_e_11_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[22]), |
| .qs(ie0_0_e_11_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_12( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_12_we), |
| .wd(ie0_0_e_12_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[23]), |
| .qs(ie0_0_e_12_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_13( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_13_we), |
| .wd(ie0_0_e_13_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[24]), |
| .qs(ie0_0_e_13_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_14( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_14_we), |
| .wd(ie0_0_e_14_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[25]), |
| .qs(ie0_0_e_14_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_15( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_15_we), |
| .wd(ie0_0_e_15_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[26]), |
| .qs(ie0_0_e_15_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_16( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_16_we), |
| .wd(ie0_0_e_16_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[27]), |
| .qs(ie0_0_e_16_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_17( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_17_we), |
| .wd(ie0_0_e_17_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[28]), |
| .qs(ie0_0_e_17_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_18( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_18_we), |
| .wd(ie0_0_e_18_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[29]), |
| .qs(ie0_0_e_18_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_19( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_19_we), |
| .wd(ie0_0_e_19_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[30]), |
| .qs(ie0_0_e_19_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_20( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_20_we), |
| .wd(ie0_0_e_20_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[31]), |
| .qs(ie0_0_e_20_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_21( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_21_we), |
| .wd(ie0_0_e_21_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[32]), |
| .qs(ie0_0_e_21_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_22( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_22_we), |
| .wd(ie0_0_e_22_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[33]), |
| .qs(ie0_0_e_22_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_23( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_23_we), |
| .wd(ie0_0_e_23_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[34]), |
| .qs(ie0_0_e_23_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_24( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_24_we), |
| .wd(ie0_0_e_24_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[35]), |
| .qs(ie0_0_e_24_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_25( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_25_we), |
| .wd(ie0_0_e_25_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[36]), |
| .qs(ie0_0_e_25_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_26( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_26_we), |
| .wd(ie0_0_e_26_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[37]), |
| .qs(ie0_0_e_26_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_27( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_27_we), |
| .wd(ie0_0_e_27_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[38]), |
| .qs(ie0_0_e_27_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_28( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_28_we), |
| .wd(ie0_0_e_28_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[39]), |
| .qs(ie0_0_e_28_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_29( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_29_we), |
| .wd(ie0_0_e_29_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[40]), |
| .qs(ie0_0_e_29_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_30( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_30_we), |
| .wd(ie0_0_e_30_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[41]), |
| .qs(ie0_0_e_30_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_0_e_31( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_0_e_31_we), |
| .wd(ie0_0_e_31_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[42]), |
| .qs(ie0_0_e_31_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_1_e_32( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_1_e_32_we), |
| .wd(ie0_1_e_32_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[43]), |
| .qs(ie0_1_e_32_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_1_e_33( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_1_e_33_we), |
| .wd(ie0_1_e_33_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[44]), |
| .qs(ie0_1_e_33_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_1_e_34( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_1_e_34_we), |
| .wd(ie0_1_e_34_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[45]), |
| .qs(ie0_1_e_34_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ie0_1_e_35( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ie0_1_e_35_we), |
| .wd(ie0_1_e_35_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[46]), |
| .qs(ie0_1_e_35_qs) |
| ); |
| prim_subreg #( |
| .DW(2), |
| .SWACCESS("RW"), |
| .RESVAL(2'h0) |
| ) u_threshold0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(threshold0_we), |
| .wd(threshold0_wd), |
| .de(1'b0), |
| .d({2 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[10-:2]), |
| .qs(threshold0_qs) |
| ); |
| prim_subreg_ext #(.DW(6)) u_cc0( |
| .re(cc0_re), |
| .we(cc0_we), |
| .wd(cc0_wd), |
| .d(hw2reg[5-:6]), |
| .qre(reg2hw[1]), |
| .qe(reg2hw[2]), |
| .q(reg2hw[8-:6]), |
| .qs(cc0_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_msip0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(msip0_we), |
| .wd(msip0_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[-0]), |
| .qs(msip0_qs) |
| ); |
| reg [44:0] addr_hit; |
| localparam signed [31:0] rv_plic_reg_pkg_BlockAw = 10; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_CC0_OFFSET = 10'h0ac; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_IE0_0_OFFSET = 10'h0a0; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_IE0_1_OFFSET = 10'h0a4; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_IP_0_OFFSET = 10'h000; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_IP_1_OFFSET = 10'h004; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_LE_0_OFFSET = 10'h008; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_LE_1_OFFSET = 10'h00c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_MSIP0_OFFSET = 10'h0b0; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO0_OFFSET = 10'h010; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO10_OFFSET = 10'h038; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO11_OFFSET = 10'h03c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO12_OFFSET = 10'h040; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO13_OFFSET = 10'h044; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO14_OFFSET = 10'h048; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO15_OFFSET = 10'h04c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO16_OFFSET = 10'h050; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO17_OFFSET = 10'h054; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO18_OFFSET = 10'h058; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO19_OFFSET = 10'h05c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO1_OFFSET = 10'h014; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO20_OFFSET = 10'h060; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO21_OFFSET = 10'h064; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO22_OFFSET = 10'h068; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO23_OFFSET = 10'h06c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO24_OFFSET = 10'h070; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO25_OFFSET = 10'h074; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO26_OFFSET = 10'h078; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO27_OFFSET = 10'h07c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO28_OFFSET = 10'h080; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO29_OFFSET = 10'h084; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO2_OFFSET = 10'h018; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO30_OFFSET = 10'h088; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO31_OFFSET = 10'h08c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO32_OFFSET = 10'h090; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO33_OFFSET = 10'h094; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO34_OFFSET = 10'h098; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO35_OFFSET = 10'h09c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO3_OFFSET = 10'h01c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO4_OFFSET = 10'h020; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO5_OFFSET = 10'h024; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO6_OFFSET = 10'h028; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO7_OFFSET = 10'h02c; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO8_OFFSET = 10'h030; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_PRIO9_OFFSET = 10'h034; |
| localparam [9:0] rv_plic_reg_pkg_RV_PLIC_THRESHOLD0_OFFSET = 10'h0a8; |
| always @(*) begin |
| addr_hit = {45 {1'sb0}}; |
| addr_hit[0] = reg_addr == rv_plic_reg_pkg_RV_PLIC_IP_0_OFFSET; |
| addr_hit[1] = reg_addr == rv_plic_reg_pkg_RV_PLIC_IP_1_OFFSET; |
| addr_hit[2] = reg_addr == rv_plic_reg_pkg_RV_PLIC_LE_0_OFFSET; |
| addr_hit[3] = reg_addr == rv_plic_reg_pkg_RV_PLIC_LE_1_OFFSET; |
| addr_hit[4] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO0_OFFSET; |
| addr_hit[5] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO1_OFFSET; |
| addr_hit[6] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO2_OFFSET; |
| addr_hit[7] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO3_OFFSET; |
| addr_hit[8] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO4_OFFSET; |
| addr_hit[9] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO5_OFFSET; |
| addr_hit[10] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO6_OFFSET; |
| addr_hit[11] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO7_OFFSET; |
| addr_hit[12] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO8_OFFSET; |
| addr_hit[13] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO9_OFFSET; |
| addr_hit[14] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO10_OFFSET; |
| addr_hit[15] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO11_OFFSET; |
| addr_hit[16] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO12_OFFSET; |
| addr_hit[17] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO13_OFFSET; |
| addr_hit[18] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO14_OFFSET; |
| addr_hit[19] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO15_OFFSET; |
| addr_hit[20] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO16_OFFSET; |
| addr_hit[21] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO17_OFFSET; |
| addr_hit[22] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO18_OFFSET; |
| addr_hit[23] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO19_OFFSET; |
| addr_hit[24] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO20_OFFSET; |
| addr_hit[25] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO21_OFFSET; |
| addr_hit[26] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO22_OFFSET; |
| addr_hit[27] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO23_OFFSET; |
| addr_hit[28] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO24_OFFSET; |
| addr_hit[29] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO25_OFFSET; |
| addr_hit[30] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO26_OFFSET; |
| addr_hit[31] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO27_OFFSET; |
| addr_hit[32] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO28_OFFSET; |
| addr_hit[33] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO29_OFFSET; |
| addr_hit[34] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO30_OFFSET; |
| addr_hit[35] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO31_OFFSET; |
| addr_hit[36] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO32_OFFSET; |
| addr_hit[37] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO33_OFFSET; |
| addr_hit[38] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO34_OFFSET; |
| addr_hit[39] = reg_addr == rv_plic_reg_pkg_RV_PLIC_PRIO35_OFFSET; |
| addr_hit[40] = reg_addr == rv_plic_reg_pkg_RV_PLIC_IE0_0_OFFSET; |
| addr_hit[41] = reg_addr == rv_plic_reg_pkg_RV_PLIC_IE0_1_OFFSET; |
| addr_hit[42] = reg_addr == rv_plic_reg_pkg_RV_PLIC_THRESHOLD0_OFFSET; |
| addr_hit[43] = reg_addr == rv_plic_reg_pkg_RV_PLIC_CC0_OFFSET; |
| addr_hit[44] = reg_addr == rv_plic_reg_pkg_RV_PLIC_MSIP0_OFFSET; |
| end |
| assign addrmiss = (reg_re || reg_we ? ~|addr_hit : 1'b0); |
| localparam [179:0] rv_plic_reg_pkg_RV_PLIC_PERMIT = 180'b111111111111111100010001000100010001000100010001000100010001000100010001000100010001000100010001000100010001000100010001000100010001000100010001000100010001000111111111000100010001; |
| always @(*) begin |
| wr_err = 1'b0; |
| if ((addr_hit[0] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[176+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[176+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[1] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[172+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[172+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[2] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[168+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[168+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[3] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[164+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[164+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[4] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[160+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[160+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[5] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[156+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[156+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[6] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[152+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[152+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[7] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[148+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[148+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[8] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[144+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[144+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[9] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[140+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[140+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[10] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[136+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[136+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[11] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[132+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[132+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[12] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[128+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[128+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[13] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[124+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[124+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[14] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[120+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[120+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[15] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[116+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[116+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[16] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[112+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[112+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[17] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[108+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[108+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[18] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[104+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[104+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[19] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[100+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[100+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[20] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[96+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[96+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[21] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[92+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[92+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[22] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[88+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[88+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[23] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[84+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[84+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[24] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[80+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[80+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[25] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[76+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[76+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[26] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[72+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[72+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[27] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[68+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[68+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[28] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[64+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[64+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[29] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[60+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[60+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[30] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[56+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[56+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[31] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[52+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[52+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[32] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[48+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[48+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[33] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[44+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[44+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[34] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[40+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[40+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[35] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[36+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[36+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[36] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[32+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[32+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[37] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[28+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[28+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[38] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[24+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[24+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[39] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[20+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[20+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[40] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[16+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[16+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[41] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[12+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[12+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[42] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[8+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[8+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[43] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[4+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[4+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[44] && reg_we) && (rv_plic_reg_pkg_RV_PLIC_PERMIT[0+:4] != (rv_plic_reg_pkg_RV_PLIC_PERMIT[0+:4] & reg_be))) |
| wr_err = 1'b1; |
| end |
| assign le_0_le_0_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_0_wd = reg_wdata[0]; |
| assign le_0_le_1_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_1_wd = reg_wdata[1]; |
| assign le_0_le_2_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_2_wd = reg_wdata[2]; |
| assign le_0_le_3_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_3_wd = reg_wdata[3]; |
| assign le_0_le_4_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_4_wd = reg_wdata[4]; |
| assign le_0_le_5_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_5_wd = reg_wdata[5]; |
| assign le_0_le_6_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_6_wd = reg_wdata[6]; |
| assign le_0_le_7_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_7_wd = reg_wdata[7]; |
| assign le_0_le_8_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_8_wd = reg_wdata[8]; |
| assign le_0_le_9_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_9_wd = reg_wdata[9]; |
| assign le_0_le_10_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_10_wd = reg_wdata[10]; |
| assign le_0_le_11_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_11_wd = reg_wdata[11]; |
| assign le_0_le_12_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_12_wd = reg_wdata[12]; |
| assign le_0_le_13_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_13_wd = reg_wdata[13]; |
| assign le_0_le_14_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_14_wd = reg_wdata[14]; |
| assign le_0_le_15_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_15_wd = reg_wdata[15]; |
| assign le_0_le_16_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_16_wd = reg_wdata[16]; |
| assign le_0_le_17_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_17_wd = reg_wdata[17]; |
| assign le_0_le_18_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_18_wd = reg_wdata[18]; |
| assign le_0_le_19_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_19_wd = reg_wdata[19]; |
| assign le_0_le_20_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_20_wd = reg_wdata[20]; |
| assign le_0_le_21_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_21_wd = reg_wdata[21]; |
| assign le_0_le_22_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_22_wd = reg_wdata[22]; |
| assign le_0_le_23_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_23_wd = reg_wdata[23]; |
| assign le_0_le_24_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_24_wd = reg_wdata[24]; |
| assign le_0_le_25_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_25_wd = reg_wdata[25]; |
| assign le_0_le_26_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_26_wd = reg_wdata[26]; |
| assign le_0_le_27_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_27_wd = reg_wdata[27]; |
| assign le_0_le_28_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_28_wd = reg_wdata[28]; |
| assign le_0_le_29_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_29_wd = reg_wdata[29]; |
| assign le_0_le_30_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_30_wd = reg_wdata[30]; |
| assign le_0_le_31_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign le_0_le_31_wd = reg_wdata[31]; |
| assign le_1_le_32_we = (addr_hit[3] & reg_we) & ~wr_err; |
| assign le_1_le_32_wd = reg_wdata[0]; |
| assign le_1_le_33_we = (addr_hit[3] & reg_we) & ~wr_err; |
| assign le_1_le_33_wd = reg_wdata[1]; |
| assign le_1_le_34_we = (addr_hit[3] & reg_we) & ~wr_err; |
| assign le_1_le_34_wd = reg_wdata[2]; |
| assign le_1_le_35_we = (addr_hit[3] & reg_we) & ~wr_err; |
| assign le_1_le_35_wd = reg_wdata[3]; |
| assign prio0_we = (addr_hit[4] & reg_we) & ~wr_err; |
| assign prio0_wd = reg_wdata[1:0]; |
| assign prio1_we = (addr_hit[5] & reg_we) & ~wr_err; |
| assign prio1_wd = reg_wdata[1:0]; |
| assign prio2_we = (addr_hit[6] & reg_we) & ~wr_err; |
| assign prio2_wd = reg_wdata[1:0]; |
| assign prio3_we = (addr_hit[7] & reg_we) & ~wr_err; |
| assign prio3_wd = reg_wdata[1:0]; |
| assign prio4_we = (addr_hit[8] & reg_we) & ~wr_err; |
| assign prio4_wd = reg_wdata[1:0]; |
| assign prio5_we = (addr_hit[9] & reg_we) & ~wr_err; |
| assign prio5_wd = reg_wdata[1:0]; |
| assign prio6_we = (addr_hit[10] & reg_we) & ~wr_err; |
| assign prio6_wd = reg_wdata[1:0]; |
| assign prio7_we = (addr_hit[11] & reg_we) & ~wr_err; |
| assign prio7_wd = reg_wdata[1:0]; |
| assign prio8_we = (addr_hit[12] & reg_we) & ~wr_err; |
| assign prio8_wd = reg_wdata[1:0]; |
| assign prio9_we = (addr_hit[13] & reg_we) & ~wr_err; |
| assign prio9_wd = reg_wdata[1:0]; |
| assign prio10_we = (addr_hit[14] & reg_we) & ~wr_err; |
| assign prio10_wd = reg_wdata[1:0]; |
| assign prio11_we = (addr_hit[15] & reg_we) & ~wr_err; |
| assign prio11_wd = reg_wdata[1:0]; |
| assign prio12_we = (addr_hit[16] & reg_we) & ~wr_err; |
| assign prio12_wd = reg_wdata[1:0]; |
| assign prio13_we = (addr_hit[17] & reg_we) & ~wr_err; |
| assign prio13_wd = reg_wdata[1:0]; |
| assign prio14_we = (addr_hit[18] & reg_we) & ~wr_err; |
| assign prio14_wd = reg_wdata[1:0]; |
| assign prio15_we = (addr_hit[19] & reg_we) & ~wr_err; |
| assign prio15_wd = reg_wdata[1:0]; |
| assign prio16_we = (addr_hit[20] & reg_we) & ~wr_err; |
| assign prio16_wd = reg_wdata[1:0]; |
| assign prio17_we = (addr_hit[21] & reg_we) & ~wr_err; |
| assign prio17_wd = reg_wdata[1:0]; |
| assign prio18_we = (addr_hit[22] & reg_we) & ~wr_err; |
| assign prio18_wd = reg_wdata[1:0]; |
| assign prio19_we = (addr_hit[23] & reg_we) & ~wr_err; |
| assign prio19_wd = reg_wdata[1:0]; |
| assign prio20_we = (addr_hit[24] & reg_we) & ~wr_err; |
| assign prio20_wd = reg_wdata[1:0]; |
| assign prio21_we = (addr_hit[25] & reg_we) & ~wr_err; |
| assign prio21_wd = reg_wdata[1:0]; |
| assign prio22_we = (addr_hit[26] & reg_we) & ~wr_err; |
| assign prio22_wd = reg_wdata[1:0]; |
| assign prio23_we = (addr_hit[27] & reg_we) & ~wr_err; |
| assign prio23_wd = reg_wdata[1:0]; |
| assign prio24_we = (addr_hit[28] & reg_we) & ~wr_err; |
| assign prio24_wd = reg_wdata[1:0]; |
| assign prio25_we = (addr_hit[29] & reg_we) & ~wr_err; |
| assign prio25_wd = reg_wdata[1:0]; |
| assign prio26_we = (addr_hit[30] & reg_we) & ~wr_err; |
| assign prio26_wd = reg_wdata[1:0]; |
| assign prio27_we = (addr_hit[31] & reg_we) & ~wr_err; |
| assign prio27_wd = reg_wdata[1:0]; |
| assign prio28_we = (addr_hit[32] & reg_we) & ~wr_err; |
| assign prio28_wd = reg_wdata[1:0]; |
| assign prio29_we = (addr_hit[33] & reg_we) & ~wr_err; |
| assign prio29_wd = reg_wdata[1:0]; |
| assign prio30_we = (addr_hit[34] & reg_we) & ~wr_err; |
| assign prio30_wd = reg_wdata[1:0]; |
| assign prio31_we = (addr_hit[35] & reg_we) & ~wr_err; |
| assign prio31_wd = reg_wdata[1:0]; |
| assign prio32_we = (addr_hit[36] & reg_we) & ~wr_err; |
| assign prio32_wd = reg_wdata[1:0]; |
| assign prio33_we = (addr_hit[37] & reg_we) & ~wr_err; |
| assign prio33_wd = reg_wdata[1:0]; |
| assign prio34_we = (addr_hit[38] & reg_we) & ~wr_err; |
| assign prio34_wd = reg_wdata[1:0]; |
| assign prio35_we = (addr_hit[39] & reg_we) & ~wr_err; |
| assign prio35_wd = reg_wdata[1:0]; |
| assign ie0_0_e_0_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_0_wd = reg_wdata[0]; |
| assign ie0_0_e_1_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_1_wd = reg_wdata[1]; |
| assign ie0_0_e_2_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_2_wd = reg_wdata[2]; |
| assign ie0_0_e_3_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_3_wd = reg_wdata[3]; |
| assign ie0_0_e_4_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_4_wd = reg_wdata[4]; |
| assign ie0_0_e_5_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_5_wd = reg_wdata[5]; |
| assign ie0_0_e_6_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_6_wd = reg_wdata[6]; |
| assign ie0_0_e_7_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_7_wd = reg_wdata[7]; |
| assign ie0_0_e_8_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_8_wd = reg_wdata[8]; |
| assign ie0_0_e_9_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_9_wd = reg_wdata[9]; |
| assign ie0_0_e_10_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_10_wd = reg_wdata[10]; |
| assign ie0_0_e_11_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_11_wd = reg_wdata[11]; |
| assign ie0_0_e_12_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_12_wd = reg_wdata[12]; |
| assign ie0_0_e_13_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_13_wd = reg_wdata[13]; |
| assign ie0_0_e_14_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_14_wd = reg_wdata[14]; |
| assign ie0_0_e_15_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_15_wd = reg_wdata[15]; |
| assign ie0_0_e_16_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_16_wd = reg_wdata[16]; |
| assign ie0_0_e_17_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_17_wd = reg_wdata[17]; |
| assign ie0_0_e_18_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_18_wd = reg_wdata[18]; |
| assign ie0_0_e_19_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_19_wd = reg_wdata[19]; |
| assign ie0_0_e_20_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_20_wd = reg_wdata[20]; |
| assign ie0_0_e_21_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_21_wd = reg_wdata[21]; |
| assign ie0_0_e_22_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_22_wd = reg_wdata[22]; |
| assign ie0_0_e_23_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_23_wd = reg_wdata[23]; |
| assign ie0_0_e_24_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_24_wd = reg_wdata[24]; |
| assign ie0_0_e_25_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_25_wd = reg_wdata[25]; |
| assign ie0_0_e_26_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_26_wd = reg_wdata[26]; |
| assign ie0_0_e_27_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_27_wd = reg_wdata[27]; |
| assign ie0_0_e_28_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_28_wd = reg_wdata[28]; |
| assign ie0_0_e_29_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_29_wd = reg_wdata[29]; |
| assign ie0_0_e_30_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_30_wd = reg_wdata[30]; |
| assign ie0_0_e_31_we = (addr_hit[40] & reg_we) & ~wr_err; |
| assign ie0_0_e_31_wd = reg_wdata[31]; |
| assign ie0_1_e_32_we = (addr_hit[41] & reg_we) & ~wr_err; |
| assign ie0_1_e_32_wd = reg_wdata[0]; |
| assign ie0_1_e_33_we = (addr_hit[41] & reg_we) & ~wr_err; |
| assign ie0_1_e_33_wd = reg_wdata[1]; |
| assign ie0_1_e_34_we = (addr_hit[41] & reg_we) & ~wr_err; |
| assign ie0_1_e_34_wd = reg_wdata[2]; |
| assign ie0_1_e_35_we = (addr_hit[41] & reg_we) & ~wr_err; |
| assign ie0_1_e_35_wd = reg_wdata[3]; |
| assign threshold0_we = (addr_hit[42] & reg_we) & ~wr_err; |
| assign threshold0_wd = reg_wdata[1:0]; |
| assign cc0_we = (addr_hit[43] & reg_we) & ~wr_err; |
| assign cc0_wd = reg_wdata[7:0]; |
| assign cc0_re = addr_hit[43] && reg_re; |
| assign msip0_we = (addr_hit[44] & reg_we) & ~wr_err; |
| assign msip0_wd = reg_wdata[0]; |
| always @(*) begin |
| reg_rdata_next = {32 {1'sb0}}; |
| case (1'b1) |
| addr_hit[0]: begin |
| reg_rdata_next[0] = ip_0_p_0_qs; |
| reg_rdata_next[1] = ip_0_p_1_qs; |
| reg_rdata_next[2] = ip_0_p_2_qs; |
| reg_rdata_next[3] = ip_0_p_3_qs; |
| reg_rdata_next[4] = ip_0_p_4_qs; |
| reg_rdata_next[5] = ip_0_p_5_qs; |
| reg_rdata_next[6] = ip_0_p_6_qs; |
| reg_rdata_next[7] = ip_0_p_7_qs; |
| reg_rdata_next[8] = ip_0_p_8_qs; |
| reg_rdata_next[9] = ip_0_p_9_qs; |
| reg_rdata_next[10] = ip_0_p_10_qs; |
| reg_rdata_next[11] = ip_0_p_11_qs; |
| reg_rdata_next[12] = ip_0_p_12_qs; |
| reg_rdata_next[13] = ip_0_p_13_qs; |
| reg_rdata_next[14] = ip_0_p_14_qs; |
| reg_rdata_next[15] = ip_0_p_15_qs; |
| reg_rdata_next[16] = ip_0_p_16_qs; |
| reg_rdata_next[17] = ip_0_p_17_qs; |
| reg_rdata_next[18] = ip_0_p_18_qs; |
| reg_rdata_next[19] = ip_0_p_19_qs; |
| reg_rdata_next[20] = ip_0_p_20_qs; |
| reg_rdata_next[21] = ip_0_p_21_qs; |
| reg_rdata_next[22] = ip_0_p_22_qs; |
| reg_rdata_next[23] = ip_0_p_23_qs; |
| reg_rdata_next[24] = ip_0_p_24_qs; |
| reg_rdata_next[25] = ip_0_p_25_qs; |
| reg_rdata_next[26] = ip_0_p_26_qs; |
| reg_rdata_next[27] = ip_0_p_27_qs; |
| reg_rdata_next[28] = ip_0_p_28_qs; |
| reg_rdata_next[29] = ip_0_p_29_qs; |
| reg_rdata_next[30] = ip_0_p_30_qs; |
| reg_rdata_next[31] = ip_0_p_31_qs; |
| end |
| addr_hit[1]: begin |
| reg_rdata_next[0] = ip_1_p_32_qs; |
| reg_rdata_next[1] = ip_1_p_33_qs; |
| reg_rdata_next[2] = ip_1_p_34_qs; |
| reg_rdata_next[3] = ip_1_p_35_qs; |
| end |
| addr_hit[2]: begin |
| reg_rdata_next[0] = le_0_le_0_qs; |
| reg_rdata_next[1] = le_0_le_1_qs; |
| reg_rdata_next[2] = le_0_le_2_qs; |
| reg_rdata_next[3] = le_0_le_3_qs; |
| reg_rdata_next[4] = le_0_le_4_qs; |
| reg_rdata_next[5] = le_0_le_5_qs; |
| reg_rdata_next[6] = le_0_le_6_qs; |
| reg_rdata_next[7] = le_0_le_7_qs; |
| reg_rdata_next[8] = le_0_le_8_qs; |
| reg_rdata_next[9] = le_0_le_9_qs; |
| reg_rdata_next[10] = le_0_le_10_qs; |
| reg_rdata_next[11] = le_0_le_11_qs; |
| reg_rdata_next[12] = le_0_le_12_qs; |
| reg_rdata_next[13] = le_0_le_13_qs; |
| reg_rdata_next[14] = le_0_le_14_qs; |
| reg_rdata_next[15] = le_0_le_15_qs; |
| reg_rdata_next[16] = le_0_le_16_qs; |
| reg_rdata_next[17] = le_0_le_17_qs; |
| reg_rdata_next[18] = le_0_le_18_qs; |
| reg_rdata_next[19] = le_0_le_19_qs; |
| reg_rdata_next[20] = le_0_le_20_qs; |
| reg_rdata_next[21] = le_0_le_21_qs; |
| reg_rdata_next[22] = le_0_le_22_qs; |
| reg_rdata_next[23] = le_0_le_23_qs; |
| reg_rdata_next[24] = le_0_le_24_qs; |
| reg_rdata_next[25] = le_0_le_25_qs; |
| reg_rdata_next[26] = le_0_le_26_qs; |
| reg_rdata_next[27] = le_0_le_27_qs; |
| reg_rdata_next[28] = le_0_le_28_qs; |
| reg_rdata_next[29] = le_0_le_29_qs; |
| reg_rdata_next[30] = le_0_le_30_qs; |
| reg_rdata_next[31] = le_0_le_31_qs; |
| end |
| addr_hit[3]: begin |
| reg_rdata_next[0] = le_1_le_32_qs; |
| reg_rdata_next[1] = le_1_le_33_qs; |
| reg_rdata_next[2] = le_1_le_34_qs; |
| reg_rdata_next[3] = le_1_le_35_qs; |
| end |
| addr_hit[4]: reg_rdata_next[1:0] = prio0_qs; |
| addr_hit[5]: reg_rdata_next[1:0] = prio1_qs; |
| addr_hit[6]: reg_rdata_next[1:0] = prio2_qs; |
| addr_hit[7]: reg_rdata_next[1:0] = prio3_qs; |
| addr_hit[8]: reg_rdata_next[1:0] = prio4_qs; |
| addr_hit[9]: reg_rdata_next[1:0] = prio5_qs; |
| addr_hit[10]: reg_rdata_next[1:0] = prio6_qs; |
| addr_hit[11]: reg_rdata_next[1:0] = prio7_qs; |
| addr_hit[12]: reg_rdata_next[1:0] = prio8_qs; |
| addr_hit[13]: reg_rdata_next[1:0] = prio9_qs; |
| addr_hit[14]: reg_rdata_next[1:0] = prio10_qs; |
| addr_hit[15]: reg_rdata_next[1:0] = prio11_qs; |
| addr_hit[16]: reg_rdata_next[1:0] = prio12_qs; |
| addr_hit[17]: reg_rdata_next[1:0] = prio13_qs; |
| addr_hit[18]: reg_rdata_next[1:0] = prio14_qs; |
| addr_hit[19]: reg_rdata_next[1:0] = prio15_qs; |
| addr_hit[20]: reg_rdata_next[1:0] = prio16_qs; |
| addr_hit[21]: reg_rdata_next[1:0] = prio17_qs; |
| addr_hit[22]: reg_rdata_next[1:0] = prio18_qs; |
| addr_hit[23]: reg_rdata_next[1:0] = prio19_qs; |
| addr_hit[24]: reg_rdata_next[1:0] = prio20_qs; |
| addr_hit[25]: reg_rdata_next[1:0] = prio21_qs; |
| addr_hit[26]: reg_rdata_next[1:0] = prio22_qs; |
| addr_hit[27]: reg_rdata_next[1:0] = prio23_qs; |
| addr_hit[28]: reg_rdata_next[1:0] = prio24_qs; |
| addr_hit[29]: reg_rdata_next[1:0] = prio25_qs; |
| addr_hit[30]: reg_rdata_next[1:0] = prio26_qs; |
| addr_hit[31]: reg_rdata_next[1:0] = prio27_qs; |
| addr_hit[32]: reg_rdata_next[1:0] = prio28_qs; |
| addr_hit[33]: reg_rdata_next[1:0] = prio29_qs; |
| addr_hit[34]: reg_rdata_next[1:0] = prio30_qs; |
| addr_hit[35]: reg_rdata_next[1:0] = prio31_qs; |
| addr_hit[36]: reg_rdata_next[1:0] = prio32_qs; |
| addr_hit[37]: reg_rdata_next[1:0] = prio33_qs; |
| addr_hit[38]: reg_rdata_next[1:0] = prio34_qs; |
| addr_hit[39]: reg_rdata_next[1:0] = prio35_qs; |
| addr_hit[40]: begin |
| reg_rdata_next[0] = ie0_0_e_0_qs; |
| reg_rdata_next[1] = ie0_0_e_1_qs; |
| reg_rdata_next[2] = ie0_0_e_2_qs; |
| reg_rdata_next[3] = ie0_0_e_3_qs; |
| reg_rdata_next[4] = ie0_0_e_4_qs; |
| reg_rdata_next[5] = ie0_0_e_5_qs; |
| reg_rdata_next[6] = ie0_0_e_6_qs; |
| reg_rdata_next[7] = ie0_0_e_7_qs; |
| reg_rdata_next[8] = ie0_0_e_8_qs; |
| reg_rdata_next[9] = ie0_0_e_9_qs; |
| reg_rdata_next[10] = ie0_0_e_10_qs; |
| reg_rdata_next[11] = ie0_0_e_11_qs; |
| reg_rdata_next[12] = ie0_0_e_12_qs; |
| reg_rdata_next[13] = ie0_0_e_13_qs; |
| reg_rdata_next[14] = ie0_0_e_14_qs; |
| reg_rdata_next[15] = ie0_0_e_15_qs; |
| reg_rdata_next[16] = ie0_0_e_16_qs; |
| reg_rdata_next[17] = ie0_0_e_17_qs; |
| reg_rdata_next[18] = ie0_0_e_18_qs; |
| reg_rdata_next[19] = ie0_0_e_19_qs; |
| reg_rdata_next[20] = ie0_0_e_20_qs; |
| reg_rdata_next[21] = ie0_0_e_21_qs; |
| reg_rdata_next[22] = ie0_0_e_22_qs; |
| reg_rdata_next[23] = ie0_0_e_23_qs; |
| reg_rdata_next[24] = ie0_0_e_24_qs; |
| reg_rdata_next[25] = ie0_0_e_25_qs; |
| reg_rdata_next[26] = ie0_0_e_26_qs; |
| reg_rdata_next[27] = ie0_0_e_27_qs; |
| reg_rdata_next[28] = ie0_0_e_28_qs; |
| reg_rdata_next[29] = ie0_0_e_29_qs; |
| reg_rdata_next[30] = ie0_0_e_30_qs; |
| reg_rdata_next[31] = ie0_0_e_31_qs; |
| end |
| addr_hit[41]: begin |
| reg_rdata_next[0] = ie0_1_e_32_qs; |
| reg_rdata_next[1] = ie0_1_e_33_qs; |
| reg_rdata_next[2] = ie0_1_e_34_qs; |
| reg_rdata_next[3] = ie0_1_e_35_qs; |
| end |
| addr_hit[42]: reg_rdata_next[1:0] = threshold0_qs; |
| addr_hit[43]: reg_rdata_next[7:0] = cc0_qs; |
| addr_hit[44]: reg_rdata_next[0] = msip0_qs; |
| default: reg_rdata_next = {32 {1'sb1}}; |
| endcase |
| end |
| endmodule |
| module rv_plic ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| intr_src_i, |
| irq_o, |
| msip_o |
| ); |
| localparam signed [31:0] rv_plic_reg_pkg_NumSrc = 36; |
| localparam signed [31:0] SRCW = 6; |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| input wire [35:0] intr_src_i; |
| localparam signed [31:0] rv_plic_reg_pkg_NumTarget = 1; |
| output wire [0:0] irq_o; |
| output wire [0:0] msip_o; |
| wire [154:0] reg2hw; |
| wire [77:0] hw2reg; |
| localparam signed [31:0] MAX_PRIO = 3; |
| localparam signed [31:0] PRIOW = 2; |
| wire [6:0] irq_id_o; |
| wire [35:0] le; |
| wire [35:0] ip; |
| wire [35:0] ie [0:0]; |
| wire [0:0] claim_re; |
| wire [5:0] claim_id [0:0]; |
| reg [35:0] claim; |
| wire [0:0] complete_we; |
| wire [5:0] complete_id [0:0]; |
| reg [35:0] complete; |
| wire [6:0] cc_id; |
| wire [71:0] prio; |
| wire [1:0] threshold [0:0]; |
| assign cc_id = irq_id_o; |
| always @(*) begin |
| claim = {36 {1'sb0}}; |
| begin : sv2v_autoblock_137 |
| reg signed [31:0] i; |
| for (i = 0; i < rv_plic_reg_pkg_NumTarget; i = i + 1) |
| if (claim_re[i]) |
| claim[claim_id[i]] = 1'b1; |
| end |
| end |
| always @(*) begin |
| complete = {36 {1'sb0}}; |
| begin : sv2v_autoblock_138 |
| reg signed [31:0] i; |
| for (i = 0; i < rv_plic_reg_pkg_NumTarget; i = i + 1) |
| if (complete_we[i]) |
| complete[complete_id[i]] = 1'b1; |
| end |
| end |
| assign prio[70+:PRIOW] = reg2hw[118-:2]; |
| assign prio[68+:PRIOW] = reg2hw[116-:2]; |
| assign prio[66+:PRIOW] = reg2hw[114-:2]; |
| assign prio[64+:PRIOW] = reg2hw[112-:2]; |
| assign prio[62+:PRIOW] = reg2hw[110-:2]; |
| assign prio[60+:PRIOW] = reg2hw[108-:2]; |
| assign prio[58+:PRIOW] = reg2hw[106-:2]; |
| assign prio[56+:PRIOW] = reg2hw[104-:2]; |
| assign prio[54+:PRIOW] = reg2hw[102-:2]; |
| assign prio[52+:PRIOW] = reg2hw[100-:2]; |
| assign prio[50+:PRIOW] = reg2hw[98-:2]; |
| assign prio[48+:PRIOW] = reg2hw[96-:2]; |
| assign prio[46+:PRIOW] = reg2hw[94-:2]; |
| assign prio[44+:PRIOW] = reg2hw[92-:2]; |
| assign prio[42+:PRIOW] = reg2hw[90-:2]; |
| assign prio[40+:PRIOW] = reg2hw[88-:2]; |
| assign prio[38+:PRIOW] = reg2hw[86-:2]; |
| assign prio[36+:PRIOW] = reg2hw[84-:2]; |
| assign prio[34+:PRIOW] = reg2hw[82-:2]; |
| assign prio[32+:PRIOW] = reg2hw[80-:2]; |
| assign prio[30+:PRIOW] = reg2hw[78-:2]; |
| assign prio[28+:PRIOW] = reg2hw[76-:2]; |
| assign prio[26+:PRIOW] = reg2hw[74-:2]; |
| assign prio[24+:PRIOW] = reg2hw[72-:2]; |
| assign prio[22+:PRIOW] = reg2hw[70-:2]; |
| assign prio[20+:PRIOW] = reg2hw[68-:2]; |
| assign prio[18+:PRIOW] = reg2hw[66-:2]; |
| assign prio[16+:PRIOW] = reg2hw[64-:2]; |
| assign prio[14+:PRIOW] = reg2hw[62-:2]; |
| assign prio[12+:PRIOW] = reg2hw[60-:2]; |
| assign prio[10+:PRIOW] = reg2hw[58-:2]; |
| assign prio[8+:PRIOW] = reg2hw[56-:2]; |
| assign prio[6+:PRIOW] = reg2hw[54-:2]; |
| assign prio[4+:PRIOW] = reg2hw[52-:2]; |
| assign prio[2+:PRIOW] = reg2hw[50-:2]; |
| assign prio[0+:PRIOW] = reg2hw[48-:2]; |
| generate |
| genvar s; |
| for (s = 0; s < 36; s = s + 1) begin : gen_ie0 |
| assign ie[0][s] = reg2hw[11 + s]; |
| end |
| endgenerate |
| assign threshold[0] = reg2hw[10-:2]; |
| assign claim_re[0] = reg2hw[1]; |
| assign claim_id[0] = irq_id_o[0+:7]; |
| assign complete_we[0] = reg2hw[2]; |
| assign complete_id[0] = reg2hw[8-:6]; |
| assign hw2reg[5-:6] = cc_id[0+:7]; |
| assign msip_o[0] = reg2hw[-0]; |
| generate |
| for (s = 0; s < 36; s = s + 1) begin : gen_ip |
| assign hw2reg[6 + (s * 2)] = 1'b1; |
| assign hw2reg[6 + ((s * 2) + 1)] = ip[s]; |
| end |
| endgenerate |
| generate |
| for (s = 0; s < 36; s = s + 1) begin : gen_le |
| assign le[s] = reg2hw[119 + s]; |
| end |
| endgenerate |
| rv_plic_gateway #(.N_SOURCE(rv_plic_reg_pkg_NumSrc)) u_gateway( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .src_i(intr_src_i), |
| .le_i(le), |
| .claim_i(claim), |
| .complete_i(complete), |
| .ip_o(ip) |
| ); |
| generate |
| genvar i; |
| for (i = 0; i < rv_plic_reg_pkg_NumTarget; i = i + 1) begin : gen_target |
| rv_plic_target #( |
| .N_SOURCE(rv_plic_reg_pkg_NumSrc), |
| .MAX_PRIO(MAX_PRIO) |
| ) u_target( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .ip_i(ip), |
| .ie_i(ie[i]), |
| .prio_i(prio), |
| .threshold_i(threshold[i]), |
| .irq_o(irq_o[i]), |
| .irq_id_o(irq_id_o[i * 7+:7]) |
| ); |
| end |
| endgenerate |
| rv_plic_reg_top u_reg( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_i), |
| .tl_o(tl_o), |
| .reg2hw(reg2hw), |
| .hw2reg(hw2reg), |
| .devmode_i(1'b1) |
| ); |
| endmodule |
| module rv_plic_target ( |
| clk_i, |
| rst_ni, |
| ip_i, |
| ie_i, |
| prio_i, |
| threshold_i, |
| irq_o, |
| irq_id_o |
| ); |
| parameter signed [31:0] N_SOURCE = 32; |
| parameter signed [31:0] MAX_PRIO = 7; |
| localparam signed [31:0] SrcWidth = $clog2(N_SOURCE + 1); |
| localparam signed [31:0] PrioWidth = $clog2(MAX_PRIO + 1); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [N_SOURCE - 1:0] ip_i; |
| input wire [N_SOURCE - 1:0] ie_i; |
| input wire [(0 >= (N_SOURCE - 1) ? ((2 - N_SOURCE) * PrioWidth) + (((N_SOURCE - 1) * PrioWidth) - 1) : (N_SOURCE * PrioWidth) - 1):(0 >= (N_SOURCE - 1) ? (N_SOURCE - 1) * PrioWidth : 0)] prio_i; |
| input wire [PrioWidth - 1:0] threshold_i; |
| output wire irq_o; |
| output wire [SrcWidth - 1:0] irq_id_o; |
| localparam signed [31:0] NumLevels = $clog2(N_SOURCE); |
| wire [(2 ** (NumLevels + 1)) - 2:0] is_tree; |
| wire [(((2 ** (NumLevels + 1)) - 2) >= 0 ? (((2 ** (NumLevels + 1)) - 1) * SrcWidth) - 1 : ((3 - (2 ** (NumLevels + 1))) * SrcWidth) + ((((2 ** (NumLevels + 1)) - 2) * SrcWidth) - 1)):(((2 ** (NumLevels + 1)) - 2) >= 0 ? 0 : ((2 ** (NumLevels + 1)) - 2) * SrcWidth)] id_tree; |
| wire [(((2 ** (NumLevels + 1)) - 2) >= 0 ? (((2 ** (NumLevels + 1)) - 1) * PrioWidth) - 1 : ((3 - (2 ** (NumLevels + 1))) * PrioWidth) + ((((2 ** (NumLevels + 1)) - 2) * PrioWidth) - 1)):(((2 ** (NumLevels + 1)) - 2) >= 0 ? 0 : ((2 ** (NumLevels + 1)) - 2) * PrioWidth)] max_tree; |
| generate |
| genvar level; |
| for (level = 0; level < (NumLevels + 1); level = level + 1) begin : gen_tree |
| localparam signed [31:0] Base0 = (2 ** level) - 1; |
| localparam signed [31:0] Base1 = (2 ** (level + 1)) - 1; |
| genvar offset; |
| for (offset = 0; offset < (2 ** level); offset = offset + 1) begin : gen_level |
| localparam signed [31:0] Pa = Base0 + offset; |
| localparam signed [31:0] C0 = Base1 + (2 * offset); |
| localparam signed [31:0] C1 = (Base1 + (2 * offset)) + 1; |
| if (level == NumLevels) begin : gen_leafs |
| if (offset < N_SOURCE) begin : gen_assign |
| assign is_tree[Pa] = ip_i[offset] & ie_i[offset]; |
| assign id_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? Pa : ((2 ** (NumLevels + 1)) - 2) - Pa) * SrcWidth+:SrcWidth] = offset; |
| assign max_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? Pa : ((2 ** (NumLevels + 1)) - 2) - Pa) * PrioWidth+:PrioWidth] = prio_i[(0 >= (N_SOURCE - 1) ? offset : (N_SOURCE - 1) - offset) * PrioWidth+:PrioWidth]; |
| end |
| else begin : gen_tie_off |
| assign is_tree[Pa] = 1'b0; |
| assign id_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? Pa : ((2 ** (NumLevels + 1)) - 2) - Pa) * SrcWidth+:SrcWidth] = {SrcWidth {1'sb0}}; |
| assign max_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? Pa : ((2 ** (NumLevels + 1)) - 2) - Pa) * PrioWidth+:PrioWidth] = {PrioWidth {1'sb0}}; |
| end |
| end |
| else begin : gen_nodes |
| wire sel; |
| assign sel = (~is_tree[C0] & is_tree[C1]) | ((is_tree[C0] & is_tree[C1]) & (max_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? C1 : ((2 ** (NumLevels + 1)) - 2) - C1) * PrioWidth+:PrioWidth] > max_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? C0 : ((2 ** (NumLevels + 1)) - 2) - C0) * PrioWidth+:PrioWidth])); |
| assign is_tree[Pa] = (sel & is_tree[C1]) | (~sel & is_tree[C0]); |
| assign id_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? Pa : ((2 ** (NumLevels + 1)) - 2) - Pa) * SrcWidth+:SrcWidth] = ({SrcWidth {sel}} & id_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? C1 : ((2 ** (NumLevels + 1)) - 2) - C1) * SrcWidth+:SrcWidth]) | ({SrcWidth {~sel}} & id_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? C0 : ((2 ** (NumLevels + 1)) - 2) - C0) * SrcWidth+:SrcWidth]); |
| assign max_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? Pa : ((2 ** (NumLevels + 1)) - 2) - Pa) * PrioWidth+:PrioWidth] = ({PrioWidth {sel}} & max_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? C1 : ((2 ** (NumLevels + 1)) - 2) - C1) * PrioWidth+:PrioWidth]) | ({PrioWidth {~sel}} & max_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? C0 : ((2 ** (NumLevels + 1)) - 2) - C0) * PrioWidth+:PrioWidth]); |
| end |
| end |
| end |
| endgenerate |
| wire irq_d; |
| reg irq_q; |
| wire [SrcWidth - 1:0] irq_id_d; |
| reg [SrcWidth - 1:0] irq_id_q; |
| assign irq_d = (max_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? 0 : (2 ** (NumLevels + 1)) - 2) * PrioWidth+:PrioWidth] > threshold_i ? is_tree[0] : 1'b0); |
| assign irq_id_d = (is_tree[0] ? id_tree[(((2 ** (NumLevels + 1)) - 2) >= 0 ? 0 : (2 ** (NumLevels + 1)) - 2) * SrcWidth+:SrcWidth] : {SrcWidth {1'sb0}}); |
| always @(posedge clk_i or negedge rst_ni) begin : gen_regs |
| if (!rst_ni) begin |
| irq_q <= 1'b0; |
| irq_id_q <= {SrcWidth {1'sb0}}; |
| end |
| else begin |
| irq_q <= irq_d; |
| irq_id_q <= irq_id_d; |
| end |
| end |
| assign irq_o = irq_q; |
| assign irq_id_o = irq_id_q; |
| endmodule |
| module rv_timer_reg_top ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| reg2hw, |
| hw2reg, |
| devmode_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire [154:0] reg2hw; |
| input wire [67:0] hw2reg; |
| input devmode_i; |
| localparam signed [31:0] AW = 9; |
| localparam signed [31:0] DW = 32; |
| localparam signed [31:0] DBW = 4; |
| wire reg_we; |
| wire reg_re; |
| wire [8:0] reg_addr; |
| wire [31:0] reg_wdata; |
| wire [3:0] reg_be; |
| wire [31:0] reg_rdata; |
| wire reg_error; |
| wire addrmiss; |
| reg wr_err; |
| reg [31:0] reg_rdata_next; |
| wire [85:0] tl_reg_h2d; |
| wire [51:0] tl_reg_d2h; |
| assign tl_reg_h2d = tl_i; |
| assign tl_o = tl_reg_d2h; |
| tlul_adapter_reg #( |
| .RegAw(AW), |
| .RegDw(DW) |
| ) u_reg_if( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_reg_h2d), |
| .tl_o(tl_reg_d2h), |
| .we_o(reg_we), |
| .re_o(reg_re), |
| .addr_o(reg_addr), |
| .wdata_o(reg_wdata), |
| .be_o(reg_be), |
| .rdata_i(reg_rdata), |
| .error_i(reg_error) |
| ); |
| assign reg_rdata = reg_rdata_next; |
| assign reg_error = (devmode_i & addrmiss) | wr_err; |
| wire ctrl_qs; |
| wire ctrl_wd; |
| wire ctrl_we; |
| wire [11:0] cfg0_prescale_qs; |
| wire [11:0] cfg0_prescale_wd; |
| wire cfg0_prescale_we; |
| wire [7:0] cfg0_step_qs; |
| wire [7:0] cfg0_step_wd; |
| wire cfg0_step_we; |
| wire [31:0] timer_v_lower0_qs; |
| wire [31:0] timer_v_lower0_wd; |
| wire timer_v_lower0_we; |
| wire [31:0] timer_v_upper0_qs; |
| wire [31:0] timer_v_upper0_wd; |
| wire timer_v_upper0_we; |
| wire [31:0] compare_lower0_0_qs; |
| wire [31:0] compare_lower0_0_wd; |
| wire compare_lower0_0_we; |
| wire [31:0] compare_upper0_0_qs; |
| wire [31:0] compare_upper0_0_wd; |
| wire compare_upper0_0_we; |
| wire intr_enable0_qs; |
| wire intr_enable0_wd; |
| wire intr_enable0_we; |
| wire intr_state0_qs; |
| wire intr_state0_wd; |
| wire intr_state0_we; |
| wire intr_test0_wd; |
| wire intr_test0_we; |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_ctrl( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(ctrl_we), |
| .wd(ctrl_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[154]), |
| .qs(ctrl_qs) |
| ); |
| prim_subreg #( |
| .DW(12), |
| .SWACCESS("RW"), |
| .RESVAL(12'h000) |
| ) u_cfg0_prescale( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(cfg0_prescale_we), |
| .wd(cfg0_prescale_wd), |
| .de(1'b0), |
| .d({12 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[153-:12]), |
| .qs(cfg0_prescale_qs) |
| ); |
| prim_subreg #( |
| .DW(8), |
| .SWACCESS("RW"), |
| .RESVAL(8'h01) |
| ) u_cfg0_step( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(cfg0_step_we), |
| .wd(cfg0_step_wd), |
| .de(1'b0), |
| .d({8 {1'sb0}}), |
| .qe(), |
| .q(reg2hw[141-:8]), |
| .qs(cfg0_step_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'h00000000) |
| ) u_timer_v_lower0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(timer_v_lower0_we), |
| .wd(timer_v_lower0_wd), |
| .de(hw2reg[35]), |
| .d(hw2reg[67-:32]), |
| .qe(), |
| .q(reg2hw[133-:32]), |
| .qs(timer_v_lower0_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'h00000000) |
| ) u_timer_v_upper0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(timer_v_upper0_we), |
| .wd(timer_v_upper0_wd), |
| .de(hw2reg[2]), |
| .d(hw2reg[34-:32]), |
| .qe(), |
| .q(reg2hw[101-:32]), |
| .qs(timer_v_upper0_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'hffffffff) |
| ) u_compare_lower0_0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(compare_lower0_0_we), |
| .wd(compare_lower0_0_wd), |
| .de(1'b0), |
| .d({32 {1'sb0}}), |
| .qe(reg2hw[37]), |
| .q(reg2hw[69-:32]), |
| .qs(compare_lower0_0_qs) |
| ); |
| prim_subreg #( |
| .DW(32), |
| .SWACCESS("RW"), |
| .RESVAL(32'hffffffff) |
| ) u_compare_upper0_0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(compare_upper0_0_we), |
| .wd(compare_upper0_0_wd), |
| .de(1'b0), |
| .d({32 {1'sb0}}), |
| .qe(reg2hw[4]), |
| .q(reg2hw[36-:32]), |
| .qs(compare_upper0_0_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("RW"), |
| .RESVAL(1'h0) |
| ) u_intr_enable0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(intr_enable0_we), |
| .wd(intr_enable0_wd), |
| .de(1'b0), |
| .d(1'b0), |
| .qe(), |
| .q(reg2hw[3]), |
| .qs(intr_enable0_qs) |
| ); |
| prim_subreg #( |
| .DW(1), |
| .SWACCESS("W1C"), |
| .RESVAL(1'h0) |
| ) u_intr_state0( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .we(intr_state0_we), |
| .wd(intr_state0_wd), |
| .de(hw2reg[0]), |
| .d(hw2reg[1]), |
| .qe(), |
| .q(reg2hw[2]), |
| .qs(intr_state0_qs) |
| ); |
| prim_subreg_ext #(.DW(1)) u_intr_test0( |
| .re(1'b0), |
| .we(intr_test0_we), |
| .wd(intr_test0_wd), |
| .d(1'b0), |
| .qre(), |
| .qe(reg2hw[0]), |
| .q(reg2hw[1]), |
| .qs() |
| ); |
| reg [8:0] addr_hit; |
| localparam signed [31:0] rv_timer_reg_pkg_BlockAw = 9; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_CFG0_OFFSET = 9'h100; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_COMPARE_LOWER0_0_OFFSET = 9'h10c; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_COMPARE_UPPER0_0_OFFSET = 9'h110; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_CTRL_OFFSET = 9'h000; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_INTR_ENABLE0_OFFSET = 9'h114; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_INTR_STATE0_OFFSET = 9'h118; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_INTR_TEST0_OFFSET = 9'h11c; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_TIMER_V_LOWER0_OFFSET = 9'h104; |
| localparam [8:0] rv_timer_reg_pkg_RV_TIMER_TIMER_V_UPPER0_OFFSET = 9'h108; |
| always @(*) begin |
| addr_hit = {9 {1'sb0}}; |
| addr_hit[0] = reg_addr == rv_timer_reg_pkg_RV_TIMER_CTRL_OFFSET; |
| addr_hit[1] = reg_addr == rv_timer_reg_pkg_RV_TIMER_CFG0_OFFSET; |
| addr_hit[2] = reg_addr == rv_timer_reg_pkg_RV_TIMER_TIMER_V_LOWER0_OFFSET; |
| addr_hit[3] = reg_addr == rv_timer_reg_pkg_RV_TIMER_TIMER_V_UPPER0_OFFSET; |
| addr_hit[4] = reg_addr == rv_timer_reg_pkg_RV_TIMER_COMPARE_LOWER0_0_OFFSET; |
| addr_hit[5] = reg_addr == rv_timer_reg_pkg_RV_TIMER_COMPARE_UPPER0_0_OFFSET; |
| addr_hit[6] = reg_addr == rv_timer_reg_pkg_RV_TIMER_INTR_ENABLE0_OFFSET; |
| addr_hit[7] = reg_addr == rv_timer_reg_pkg_RV_TIMER_INTR_STATE0_OFFSET; |
| addr_hit[8] = reg_addr == rv_timer_reg_pkg_RV_TIMER_INTR_TEST0_OFFSET; |
| end |
| assign addrmiss = (reg_re || reg_we ? ~|addr_hit : 1'b0); |
| localparam [35:0] rv_timer_reg_pkg_RV_TIMER_PERMIT = 36'b000101111111111111111111000100010001; |
| always @(*) begin |
| wr_err = 1'b0; |
| if ((addr_hit[0] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[32+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[32+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[1] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[28+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[28+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[2] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[24+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[24+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[3] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[20+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[20+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[4] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[16+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[16+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[5] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[12+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[12+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[6] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[8+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[8+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[7] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[4+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[4+:4] & reg_be))) |
| wr_err = 1'b1; |
| if ((addr_hit[8] && reg_we) && (rv_timer_reg_pkg_RV_TIMER_PERMIT[0+:4] != (rv_timer_reg_pkg_RV_TIMER_PERMIT[0+:4] & reg_be))) |
| wr_err = 1'b1; |
| end |
| assign ctrl_we = (addr_hit[0] & reg_we) & ~wr_err; |
| assign ctrl_wd = reg_wdata[0]; |
| assign cfg0_prescale_we = (addr_hit[1] & reg_we) & ~wr_err; |
| assign cfg0_prescale_wd = reg_wdata[11:0]; |
| assign cfg0_step_we = (addr_hit[1] & reg_we) & ~wr_err; |
| assign cfg0_step_wd = reg_wdata[23:16]; |
| assign timer_v_lower0_we = (addr_hit[2] & reg_we) & ~wr_err; |
| assign timer_v_lower0_wd = reg_wdata[31:0]; |
| assign timer_v_upper0_we = (addr_hit[3] & reg_we) & ~wr_err; |
| assign timer_v_upper0_wd = reg_wdata[31:0]; |
| assign compare_lower0_0_we = (addr_hit[4] & reg_we) & ~wr_err; |
| assign compare_lower0_0_wd = reg_wdata[31:0]; |
| assign compare_upper0_0_we = (addr_hit[5] & reg_we) & ~wr_err; |
| assign compare_upper0_0_wd = reg_wdata[31:0]; |
| assign intr_enable0_we = (addr_hit[6] & reg_we) & ~wr_err; |
| assign intr_enable0_wd = reg_wdata[0]; |
| assign intr_state0_we = (addr_hit[7] & reg_we) & ~wr_err; |
| assign intr_state0_wd = reg_wdata[0]; |
| assign intr_test0_we = (addr_hit[8] & reg_we) & ~wr_err; |
| assign intr_test0_wd = reg_wdata[0]; |
| always @(*) begin |
| reg_rdata_next = {32 {1'sb0}}; |
| case (1'b1) |
| addr_hit[0]: reg_rdata_next[0] = ctrl_qs; |
| addr_hit[1]: begin |
| reg_rdata_next[11:0] = cfg0_prescale_qs; |
| reg_rdata_next[23:16] = cfg0_step_qs; |
| end |
| addr_hit[2]: reg_rdata_next[31:0] = timer_v_lower0_qs; |
| addr_hit[3]: reg_rdata_next[31:0] = timer_v_upper0_qs; |
| addr_hit[4]: reg_rdata_next[31:0] = compare_lower0_0_qs; |
| addr_hit[5]: reg_rdata_next[31:0] = compare_upper0_0_qs; |
| addr_hit[6]: reg_rdata_next[0] = intr_enable0_qs; |
| addr_hit[7]: reg_rdata_next[0] = intr_state0_qs; |
| addr_hit[8]: reg_rdata_next[0] = 1'b0; |
| default: reg_rdata_next = {32 {1'sb1}}; |
| endcase |
| end |
| endmodule |
| module rv_timer ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| intr_timer_expired_0_0_o |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire intr_timer_expired_0_0_o; |
| localparam signed [31:0] N_HARTS = 1; |
| localparam signed [31:0] N_TIMERS = 1; |
| wire [154:0] reg2hw; |
| wire [67:0] hw2reg; |
| wire [0:0] active; |
| wire [11:0] prescaler; |
| wire [7:0] step; |
| wire [0:0] tick; |
| wire [63:0] mtime_d [0:0]; |
| wire [63:0] mtime [0:0]; |
| wire [63:0] mtimecmp; |
| wire mtimecmp_update [0:0][0:0]; |
| wire [0:0] intr_timer_set; |
| wire [0:0] intr_timer_en; |
| wire [0:0] intr_timer_test_q; |
| wire [0:0] intr_timer_test_qe; |
| wire [0:0] intr_timer_state_q; |
| wire [0:0] intr_timer_state_de; |
| wire [0:0] intr_timer_state_d; |
| wire [0:0] intr_out; |
| assign active[0] = reg2hw[154]; |
| assign prescaler = {reg2hw[153-:12]}; |
| assign step = {reg2hw[141-:8]}; |
| assign hw2reg[2] = tick[0]; |
| assign hw2reg[35] = tick[0]; |
| assign hw2reg[34-:32] = mtime_d[0][63:32]; |
| assign hw2reg[67-:32] = mtime_d[0][31:0]; |
| assign mtime[0] = {reg2hw[101-:32], reg2hw[133-:32]}; |
| assign mtimecmp = {reg2hw[36-:32], reg2hw[69-:32]}; |
| assign mtimecmp_update[0][0] = reg2hw[4] | reg2hw[37]; |
| assign intr_timer_expired_0_0_o = intr_out[0]; |
| assign intr_timer_en = reg2hw[3]; |
| assign intr_timer_state_q = reg2hw[2]; |
| assign intr_timer_test_q = reg2hw[1]; |
| assign intr_timer_test_qe = reg2hw[0]; |
| assign hw2reg[0] = intr_timer_state_de | mtimecmp_update[0][0]; |
| assign hw2reg[1] = intr_timer_state_d & ~mtimecmp_update[0][0]; |
| generate |
| genvar h; |
| for (h = 0; h < N_HARTS; h = h + 1) begin : gen_harts |
| prim_intr_hw #(.Width(N_TIMERS)) u_intr_hw( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .event_intr_i(intr_timer_set), |
| .reg2hw_intr_enable_q_i(intr_timer_en[h * N_TIMERS+:N_TIMERS]), |
| .reg2hw_intr_test_q_i(intr_timer_test_q[h * N_TIMERS+:N_TIMERS]), |
| .reg2hw_intr_test_qe_i(intr_timer_test_qe[h]), |
| .reg2hw_intr_state_q_i(intr_timer_state_q[h * N_TIMERS+:N_TIMERS]), |
| .hw2reg_intr_state_de_o(intr_timer_state_de), |
| .hw2reg_intr_state_d_o(intr_timer_state_d[h * N_TIMERS+:N_TIMERS]), |
| .intr_o(intr_out[h * N_TIMERS+:N_TIMERS]) |
| ); |
| timer_core #(.N(N_TIMERS)) u_core( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .active(active[h]), |
| .prescaler(prescaler[h * 12+:12]), |
| .step(step[h * 8+:8]), |
| .tick(tick[h]), |
| .mtime_d(mtime_d[h]), |
| .mtime(mtime[h]), |
| .mtimecmp(mtimecmp[64 * h+:64]), |
| .intr(intr_timer_set[h * N_TIMERS+:N_TIMERS]) |
| ); |
| end |
| endgenerate |
| rv_timer_reg_top u_reg( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_i), |
| .tl_o(tl_o), |
| .reg2hw(reg2hw), |
| .hw2reg(hw2reg), |
| .devmode_i(1'b1) |
| ); |
| endmodule |
| module spi_clgen ( |
| clk_i, |
| rst_ni, |
| enable, |
| go, |
| last_clk, |
| divider, |
| clk_out, |
| pos_edge, |
| neg_edge |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire enable; |
| input wire go; |
| input wire last_clk; |
| input wire [15:0] divider; |
| output reg clk_out; |
| output reg pos_edge; |
| output reg neg_edge; |
| reg [15:0] cnt; |
| wire cnt_zero; |
| wire cnt_one; |
| assign cnt_zero = cnt == {16 {1'b0}}; |
| assign cnt_one = cnt == {{15 {1'b0}}, 1'b1}; |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) |
| cnt <= {16 {1'b1}}; |
| else if (!enable || cnt_zero) |
| cnt <= divider; |
| else |
| cnt <= cnt - {{15 {1'b0}}, 1'b1}; |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) |
| clk_out <= 1'b0; |
| else |
| clk_out <= ((enable && cnt_zero) && (!last_clk || clk_out) ? ~clk_out : clk_out); |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) begin |
| pos_edge <= 1'b0; |
| neg_edge <= 1'b0; |
| end |
| else begin |
| pos_edge <= (((enable && !clk_out) && cnt_one) || (!(|divider) && clk_out)) || ((!(|divider) && go) && !enable); |
| neg_edge <= ((enable && clk_out) && cnt_one) || ((!(|divider) && !clk_out) && enable); |
| end |
| endmodule |
| module spi_core ( |
| clk_i, |
| rst_ni, |
| addr_i, |
| wdata_i, |
| rdata_o, |
| be_i, |
| we_i, |
| re_i, |
| error_o, |
| intr_rx_o, |
| intr_tx_o, |
| ss_o, |
| sclk_o, |
| sd_o, |
| sd_oe, |
| sd_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire [7:0] addr_i; |
| input wire [31:0] wdata_i; |
| output reg [31:0] rdata_o; |
| input wire [3:0] be_i; |
| input wire we_i; |
| input wire re_i; |
| output reg error_o; |
| output reg intr_rx_o; |
| output reg intr_tx_o; |
| output wire [3:0] ss_o; |
| output wire sclk_o; |
| output wire sd_o; |
| output reg sd_oe; |
| input wire sd_i; |
| reg [15:0] divider; |
| reg [15:0] ctrl; |
| reg [3:0] ss; |
| reg [31:0] wb_dat; |
| wire [31:0] rx; |
| wire rx_negedge; |
| wire tx_negedge; |
| wire [4:0] char_len; |
| wire go; |
| wire lsb; |
| wire ie; |
| wire ass; |
| wire spi_divider_sel; |
| wire spi_ctrl_sel; |
| wire spi_tx_sel; |
| wire spi_ss_sel; |
| wire tip; |
| wire pos_edge; |
| wire neg_edge; |
| wire last_bit; |
| wire tx_en; |
| wire rx_en; |
| assign spi_divider_sel = (we_i & ~re_i) & (addr_i[6:2] == 5); |
| assign spi_ctrl_sel = (we_i & ~re_i) & (addr_i[6:2] == 4); |
| assign spi_tx_sel = ((we_i & ~re_i) & (addr_i[6:2] == 0)) & tx_en; |
| assign spi_ss_sel = (we_i & ~re_i) & (addr_i[6:2] == 6); |
| always @(addr_i or rx or ctrl or divider or ss) |
| case (addr_i[6:2]) |
| 8: wb_dat = rx[31:0]; |
| 4: wb_dat = ctrl; |
| 5: wb_dat = divider; |
| 6: wb_dat = ss; |
| default: wb_dat = 32'b00000000000000000000000000000000; |
| endcase |
| always @(posedge clk_i) |
| if (~rst_ni) |
| rdata_o <= 32'b00000000000000000000000000000000; |
| else |
| rdata_o <= wb_dat; |
| wire [1:1] sv2v_tmp_46A40; |
| assign sv2v_tmp_46A40 = 1'b0; |
| always @(*) error_o = sv2v_tmp_46A40; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| intr_tx_o <= 1'b0; |
| else if ((((ie && tip) && last_bit) && pos_edge) && tx_en) |
| intr_tx_o <= 1'b1; |
| else |
| intr_tx_o <= 1'b0; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| intr_rx_o <= 1'b0; |
| else if ((((ie && tip) && last_bit) && pos_edge) && rx_en) |
| intr_rx_o <= 1'b1; |
| else |
| intr_rx_o <= 1'b0; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| divider <= {16 {1'b0}}; |
| else if ((spi_divider_sel && we_i) && !tip) begin |
| if (be_i[0]) |
| divider[7:0] <= wdata_i[7:0]; |
| if (be_i[1]) |
| divider[15:8] <= wdata_i[15:8]; |
| end |
| always @(posedge clk_i) |
| if (~rst_ni) |
| ctrl <= {16 {1'b0}}; |
| else if ((spi_ctrl_sel && we_i) && !tip) begin |
| if (be_i[0]) |
| ctrl[7:0] <= wdata_i[7:0] | {7'b0000000, ctrl[0]}; |
| if (be_i[1]) |
| ctrl[15:8] <= wdata_i[15:8]; |
| end |
| else if ((tip && last_bit) && pos_edge) |
| ctrl[8] <= 1'b0; |
| assign rx_negedge = ctrl[9]; |
| assign tx_negedge = ctrl[10]; |
| assign go = ctrl[8]; |
| assign char_len = ctrl[6:0]; |
| assign lsb = ctrl[11]; |
| assign ie = ctrl[12]; |
| assign ass = ctrl[13]; |
| assign rx_en = ctrl[15]; |
| assign tx_en = ctrl[14]; |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) |
| sd_oe <= 1'b0; |
| else if (tx_en & !rx_en) |
| sd_oe <= 1'b1; |
| else |
| sd_oe <= 1'b0; |
| always @(posedge clk_i) |
| if (~rst_ni) |
| ss <= {4 {1'b0}}; |
| else if ((spi_ss_sel && we_i) && !tip) |
| if (be_i[0]) |
| ss <= wdata_i[3:0]; |
| assign ss_o = ~((ss & {4 {tip & ass}}) | (ss & {4 {!ass}})); |
| spi_clgen clgen( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .go(go), |
| .enable(tip), |
| .last_clk(last_bit), |
| .divider(divider), |
| .clk_out(sclk_o), |
| .pos_edge(pos_edge), |
| .neg_edge(neg_edge) |
| ); |
| spi_shift shift( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .len(char_len[4:0]), |
| .latch(spi_tx_sel & we_i), |
| .byte_sel(be_i), |
| .lsb(lsb), |
| .go(go), |
| .pos_edge(pos_edge), |
| .neg_edge(neg_edge), |
| .rx_negedge(rx_negedge), |
| .tx_negedge(tx_negedge), |
| .tip(tip), |
| .last(last_bit), |
| .p_in(wdata_i), |
| .p_out(rx), |
| .s_clk(sclk_o), |
| .s_in(sd_i), |
| .s_out(sd_o), |
| .rx_en(rx_en) |
| ); |
| endmodule |
| module spi_shift ( |
| clk_i, |
| rst_ni, |
| latch, |
| byte_sel, |
| len, |
| lsb, |
| go, |
| pos_edge, |
| neg_edge, |
| rx_negedge, |
| tx_negedge, |
| tip, |
| last, |
| p_in, |
| p_out, |
| s_clk, |
| s_in, |
| s_out, |
| rx_en |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire latch; |
| input wire [3:0] byte_sel; |
| input wire [4:0] len; |
| input wire lsb; |
| input wire go; |
| input wire pos_edge; |
| input wire neg_edge; |
| input wire rx_negedge; |
| input wire tx_negedge; |
| output reg tip; |
| output wire last; |
| input wire [31:0] p_in; |
| output wire [31:0] p_out; |
| input wire s_clk; |
| input wire s_in; |
| output reg s_out; |
| input wire rx_en; |
| reg [5:0] cnt; |
| reg [31:0] data; |
| reg [31:0] data_rx; |
| wire [5:0] tx_bit_pos; |
| wire [5:0] rx_bit_pos; |
| wire rx_clk_i; |
| wire tx_clk_i; |
| assign p_out = data_rx; |
| assign tx_bit_pos = (lsb ? {!(|len), len} - cnt : cnt - {{5 {1'b0}}, 1'b1}); |
| assign rx_bit_pos = (lsb ? {!(|len), len} - (rx_negedge ? cnt + {{5 {1'b0}}, 1'b1} : cnt) : (rx_negedge ? cnt : cnt - {{5 {1'b0}}, 1'b1})); |
| assign last = !(|cnt); |
| assign rx_clk_i = (rx_negedge ? neg_edge : pos_edge) && (!last || s_clk); |
| assign tx_clk_i = (tx_negedge ? neg_edge : pos_edge) && !last; |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) |
| cnt <= {6 {1'b0}}; |
| else if (tip) |
| cnt <= (pos_edge ? cnt - {{5 {1'b0}}, 1'b1} : cnt); |
| else |
| cnt <= (!(|len) ? {1'b1, {5 {1'b0}}} : {1'b0, len}); |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) |
| tip <= 1'b0; |
| else if (go && ~tip) |
| tip <= 1'b1; |
| else if ((tip && last) && pos_edge) |
| tip <= 1'b0; |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) |
| s_out <= 1'b0; |
| else |
| s_out <= (tx_clk_i || !tip ? data[tx_bit_pos[4:0]] : s_out); |
| always @(posedge clk_i) |
| if (~rst_ni) |
| data <= {32 {1'b0}}; |
| else if (latch && !tip) begin |
| if (byte_sel[0]) |
| data[7:0] <= p_in[7:0]; |
| if (byte_sel[1]) |
| data[15:8] <= p_in[15:8]; |
| if (byte_sel[2]) |
| data[23:16] <= p_in[23:16]; |
| if (byte_sel[3]) |
| data[31:24] <= p_in[31:24]; |
| end |
| else if (rx_en && tip) |
| data_rx[rx_bit_pos[4:0]] <= (rx_clk_i ? s_in : data_rx[rx_bit_pos[4:0]]); |
| endmodule |
| module spi_top ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| intr_rx_o, |
| intr_tx_o, |
| ss_o, |
| sclk_o, |
| sd_o, |
| sd_oe, |
| sd_i |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire intr_rx_o; |
| output wire intr_tx_o; |
| output wire [3:0] ss_o; |
| output wire sclk_o; |
| output wire sd_o; |
| output wire sd_oe; |
| input wire sd_i; |
| localparam signed [31:0] AW = 8; |
| localparam signed [31:0] DW = 32; |
| wire re; |
| wire we; |
| wire [7:0] addr; |
| wire [31:0] wdata; |
| wire [3:0] be; |
| wire [31:0] rdata; |
| wire err; |
| spi_core spi_host( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .addr_i(addr), |
| .wdata_i(wdata), |
| .rdata_o(rdata), |
| .be_i(be), |
| .we_i(we), |
| .re_i(re), |
| .error_o(err), |
| .intr_rx_o(intr_rx_o), |
| .intr_tx_o(intr_tx_o), |
| .ss_o(ss_o), |
| .sclk_o(sclk_o), |
| .sd_o(sd_o), |
| .sd_oe(sd_oe), |
| .sd_i(sd_i) |
| ); |
| tlul_adapter_reg #( |
| .RegAw(AW), |
| .RegDw(DW) |
| ) u_reg_if( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_i), |
| .tl_o(tl_o), |
| .we_o(we), |
| .re_o(re), |
| .addr_o(addr), |
| .wdata_o(wdata), |
| .be_o(be), |
| .rdata_i(rdata), |
| .error_i(err) |
| ); |
| endmodule |
| module timer_core ( |
| clk_i, |
| rst_ni, |
| active, |
| prescaler, |
| step, |
| tick, |
| mtime_d, |
| mtime, |
| mtimecmp, |
| intr |
| ); |
| parameter signed [31:0] N = 1; |
| input wire clk_i; |
| input wire rst_ni; |
| input wire active; |
| input wire [11:0] prescaler; |
| input wire [7:0] step; |
| output wire tick; |
| output wire [63:0] mtime_d; |
| input wire [63:0] mtime; |
| input wire [(0 >= (N - 1) ? ((2 - N) * 64) + (((N - 1) * 64) - 1) : (N * 64) - 1):(0 >= (N - 1) ? (N - 1) * 64 : 0)] mtimecmp; |
| output wire [N - 1:0] intr; |
| reg [11:0] tick_count; |
| always @(posedge clk_i or negedge rst_ni) begin : generate_tick |
| if (!rst_ni) |
| tick_count <= 12'h000; |
| else if (!active) |
| tick_count <= 12'h000; |
| else if (tick_count == prescaler) |
| tick_count <= 12'h000; |
| else |
| tick_count <= tick_count + 1'b1; |
| end |
| assign tick = active & (tick_count >= prescaler); |
| function automatic [63:0] sv2v_cast_64; |
| input reg [63:0] inp; |
| sv2v_cast_64 = inp; |
| endfunction |
| assign mtime_d = mtime + sv2v_cast_64(step); |
| generate |
| genvar t; |
| for (t = 0; t < N; t = t + 1) begin : gen_intr |
| assign intr[t] = active & (mtime >= mtimecmp[(0 >= (N - 1) ? t : (N - 1) - t) * 64+:64]); |
| end |
| endgenerate |
| endmodule |
| module tlul_adapter_reg ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| re_o, |
| we_o, |
| addr_o, |
| wdata_o, |
| be_o, |
| rdata_i, |
| error_i |
| ); |
| parameter signed [31:0] RegAw = 8; |
| parameter signed [31:0] RegDw = 32; |
| localparam signed [31:0] RegBw = RegDw / 8; |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire re_o; |
| output wire we_o; |
| output wire [RegAw - 1:0] addr_o; |
| output wire [RegDw - 1:0] wdata_o; |
| output wire [RegBw - 1:0] be_o; |
| input wire [RegDw - 1:0] rdata_i; |
| input wire error_i; |
| localparam signed [31:0] IW = 8; |
| localparam signed [31:0] SZW = 2; |
| reg outstanding; |
| wire a_ack; |
| wire d_ack; |
| reg [RegDw - 1:0] rdata; |
| reg error; |
| wire err_internal; |
| reg addr_align_err; |
| wire tl_err; |
| reg [7:0] reqid; |
| reg [1:0] reqsz; |
| reg [2:0] rspop; |
| wire rd_req; |
| wire wr_req; |
| assign a_ack = tl_i[85] & tl_o[0]; |
| assign d_ack = tl_o[51] & tl_i[0]; |
| localparam [2:0] tlul_pkg_PutFullData = 3'h0; |
| localparam [2:0] tlul_pkg_PutPartialData = 3'h1; |
| assign wr_req = a_ack & ((tl_i[84-:3] == tlul_pkg_PutFullData) | (tl_i[84-:3] == tlul_pkg_PutPartialData)); |
| localparam [2:0] tlul_pkg_Get = 3'h4; |
| assign rd_req = a_ack & (tl_i[84-:3] == tlul_pkg_Get); |
| assign we_o = wr_req & ~err_internal; |
| assign re_o = rd_req & ~err_internal; |
| assign addr_o = {tl_i[36 + RegAw:39], 2'b00}; |
| assign wdata_o = tl_i[tlul_pkg_TL_DW-:tlul_pkg_TL_DW]; |
| assign be_o = tl_i[36-:4]; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| outstanding <= 1'b0; |
| else if (a_ack) |
| outstanding <= 1'b1; |
| else if (d_ack) |
| outstanding <= 1'b0; |
| localparam [2:0] tlul_pkg_AccessAck = 3'h0; |
| localparam [2:0] tlul_pkg_AccessAckData = 3'h1; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| reqid <= {8 {1'sb0}}; |
| reqsz <= {2 {1'sb0}}; |
| rspop <= tlul_pkg_AccessAck; |
| end |
| else if (a_ack) begin |
| reqid <= tl_i[76-:8]; |
| reqsz <= tl_i[78-:2]; |
| rspop <= (rd_req ? tlul_pkg_AccessAckData : tlul_pkg_AccessAck); |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| rdata <= {RegDw {1'sb0}}; |
| error <= 1'b0; |
| end |
| else if (a_ack) begin |
| rdata <= (err_internal ? {RegDw {1'sb1}} : rdata_i); |
| error <= error_i | err_internal; |
| end |
| function automatic [1:0] sv2v_cast_87F6B; |
| input reg [1:0] inp; |
| sv2v_cast_87F6B = inp; |
| endfunction |
| function automatic [7:0] sv2v_cast_89DD5; |
| input reg [7:0] inp; |
| sv2v_cast_89DD5 = inp; |
| endfunction |
| function automatic [0:0] sv2v_cast_4D96F; |
| input reg [0:0] inp; |
| sv2v_cast_4D96F = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_F21A2; |
| input reg [31:0] inp; |
| sv2v_cast_F21A2 = inp; |
| endfunction |
| assign tl_o = {outstanding, rspop, 3'b000, sv2v_cast_87F6B(reqsz), sv2v_cast_89DD5(reqid), sv2v_cast_4D96F(1'sb0), sv2v_cast_F21A2(rdata), error, ~outstanding}; |
| assign err_internal = addr_align_err | tl_err; |
| always @(*) |
| if (wr_req) |
| addr_align_err = |tl_i[38:37]; |
| else |
| addr_align_err = 1'b0; |
| tlul_err u_err( |
| .tl_i(tl_i), |
| .err_o(tl_err) |
| ); |
| endmodule |
| module tlul_err_resp ( |
| clk_i, |
| rst_ni, |
| tl_h_i, |
| tl_h_o |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_h_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_h_o; |
| reg [2:0] err_opcode; |
| reg [7:0] err_source; |
| reg [1:0] err_size; |
| reg err_req_pending; |
| reg err_rsp_pending; |
| localparam [2:0] tlul_pkg_Get = 3'h4; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| err_req_pending <= 1'b0; |
| err_source <= {tlul_pkg_TL_AIW {1'b0}}; |
| err_opcode <= tlul_pkg_Get; |
| err_size <= {2 {1'sb0}}; |
| end |
| else if (tl_h_i[85] && tl_h_o[0]) begin |
| err_req_pending <= 1'b1; |
| err_source <= tl_h_i[76-:8]; |
| err_opcode <= tl_h_i[84-:3]; |
| err_size <= tl_h_i[78-:2]; |
| end |
| else if (!err_rsp_pending) |
| err_req_pending <= 1'b0; |
| assign tl_h_o[0] = ~err_rsp_pending & ~(err_req_pending & ~tl_h_i[0]); |
| assign tl_h_o[51] = err_req_pending | err_rsp_pending; |
| assign tl_h_o[33-:tlul_pkg_TL_DW] = {32 {1'sb1}}; |
| assign tl_h_o[42-:8] = err_source; |
| assign tl_h_o[34-:1] = 1'b0; |
| assign tl_h_o[47-:3] = {3 {1'sb0}}; |
| assign tl_h_o[44-:2] = err_size; |
| localparam [2:0] tlul_pkg_AccessAck = 3'h0; |
| localparam [2:0] tlul_pkg_AccessAckData = 3'h1; |
| assign tl_h_o[50-:3] = (err_opcode == tlul_pkg_Get ? tlul_pkg_AccessAckData : tlul_pkg_AccessAck); |
| assign tl_h_o[1] = 1'b1; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) |
| err_rsp_pending <= 1'b0; |
| else if ((err_req_pending || err_rsp_pending) && !tl_h_i[0]) |
| err_rsp_pending <= 1'b1; |
| else |
| err_rsp_pending <= 1'b0; |
| endmodule |
| module tlul_err ( |
| tl_i, |
| err_o |
| ); |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| output wire err_o; |
| localparam signed [31:0] IW = 8; |
| localparam signed [31:0] SZW = 2; |
| localparam signed [31:0] DW = 32; |
| localparam signed [31:0] MW = 4; |
| localparam signed [31:0] SubAW = 2; |
| wire opcode_allowed; |
| wire a_config_allowed; |
| wire op_full; |
| wire op_partial; |
| wire op_get; |
| localparam [2:0] tlul_pkg_PutFullData = 3'h0; |
| assign op_full = tl_i[84-:3] == tlul_pkg_PutFullData; |
| localparam [2:0] tlul_pkg_PutPartialData = 3'h1; |
| assign op_partial = tl_i[84-:3] == tlul_pkg_PutPartialData; |
| localparam [2:0] tlul_pkg_Get = 3'h4; |
| assign op_get = tl_i[84-:3] == tlul_pkg_Get; |
| assign err_o = ~(opcode_allowed & a_config_allowed); |
| assign opcode_allowed = ((tl_i[84-:3] == tlul_pkg_PutFullData) | (tl_i[84-:3] == tlul_pkg_PutPartialData)) | (tl_i[84-:3] == tlul_pkg_Get); |
| reg addr_sz_chk; |
| reg mask_chk; |
| reg fulldata_chk; |
| wire [3:0] mask; |
| assign mask = 1 << tl_i[38:37]; |
| always @(*) begin |
| addr_sz_chk = 1'b0; |
| mask_chk = 1'b0; |
| fulldata_chk = 1'b0; |
| if (tl_i[85]) |
| case (tl_i[78-:2]) |
| 'h0: begin |
| addr_sz_chk = 1'b1; |
| mask_chk = ~|(tl_i[36-:4] & ~mask); |
| fulldata_chk = |(tl_i[36-:4] & mask); |
| end |
| 'h1: begin |
| addr_sz_chk = ~tl_i[37]; |
| mask_chk = (tl_i[38] ? ~|(tl_i[36-:4] & 4'b0011) : ~|(tl_i[36-:4] & 4'b1100)); |
| fulldata_chk = (tl_i[38] ? &tl_i[36:35] : &tl_i[34:33]); |
| end |
| 'h2: begin |
| addr_sz_chk = ~|tl_i[38:37]; |
| mask_chk = 1'b1; |
| fulldata_chk = &tl_i[36:33]; |
| end |
| default: begin |
| addr_sz_chk = 1'b0; |
| mask_chk = 1'b0; |
| fulldata_chk = 1'b0; |
| end |
| endcase |
| else begin |
| addr_sz_chk = 1'b0; |
| mask_chk = 1'b0; |
| fulldata_chk = 1'b0; |
| end |
| end |
| assign a_config_allowed = (addr_sz_chk & mask_chk) & ((op_get | op_partial) | fulldata_chk); |
| endmodule |
| module tlul_fifo_sync ( |
| clk_i, |
| rst_ni, |
| tl_h_i, |
| tl_h_o, |
| tl_d_o, |
| tl_d_i, |
| spare_req_i, |
| spare_req_o, |
| spare_rsp_i, |
| spare_rsp_o |
| ); |
| parameter [0:0] ReqPass = 1'b1; |
| parameter [0:0] RspPass = 1'b1; |
| parameter [31:0] ReqDepth = 0; |
| parameter [31:0] RspDepth = 0; |
| parameter [31:0] SpareReqW = 1; |
| parameter [31:0] SpareRspW = 1; |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_h_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_h_o; |
| output wire [85:0] tl_d_o; |
| input wire [51:0] tl_d_i; |
| input [SpareReqW - 1:0] spare_req_i; |
| output [SpareReqW - 1:0] spare_req_o; |
| input [SpareRspW - 1:0] spare_rsp_i; |
| output [SpareRspW - 1:0] spare_rsp_o; |
| localparam [31:0] REQFIFO_WIDTH = 84 + SpareReqW; |
| fifo_sync #( |
| .Width(REQFIFO_WIDTH), |
| .Pass(ReqPass), |
| .Depth(ReqDepth) |
| ) reqfifo( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .clr_i(1'b0), |
| .wvalid_i(tl_h_i[85]), |
| .wready_o(tl_h_o[0]), |
| .wdata_i({tl_h_i[84-:3], tl_h_i[81-:3], tl_h_i[78-:2], tl_h_i[76-:8], tl_h_i[68-:32], tl_h_i[36-:4], tl_h_i[tlul_pkg_TL_DW-:tlul_pkg_TL_DW], spare_req_i}), |
| .depth_o(), |
| .rvalid_o(tl_d_o[85]), |
| .rready_i(tl_d_i[0]), |
| .rdata_o({tl_d_o[84-:3], tl_d_o[81-:3], tl_d_o[78-:2], tl_d_o[76-:8], tl_d_o[68-:32], tl_d_o[36-:4], tl_d_o[tlul_pkg_TL_DW-:tlul_pkg_TL_DW], spare_req_o}) |
| ); |
| localparam [31:0] RSPFIFO_WIDTH = 50 + SpareRspW; |
| localparam [2:0] tlul_pkg_AccessAckData = 3'h1; |
| fifo_sync #( |
| .Width(RSPFIFO_WIDTH), |
| .Pass(RspPass), |
| .Depth(RspDepth) |
| ) rspfifo( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .clr_i(1'b0), |
| .wvalid_i(tl_d_i[51]), |
| .wready_o(tl_d_o[0]), |
| .wdata_i({tl_d_i[50-:3], tl_d_i[47-:3], tl_d_i[44-:2], tl_d_i[42-:8], tl_d_i[34-:1], (tl_d_i[50-:3] == tlul_pkg_AccessAckData ? tl_d_i[33-:tlul_pkg_TL_DW] : {tlul_pkg_TL_DW {1'b0}}), tl_d_i[1], spare_rsp_i}), |
| .depth_o(), |
| .rvalid_o(tl_h_o[51]), |
| .rready_i(tl_h_i[0]), |
| .rdata_o({tl_h_o[50-:3], tl_h_o[47-:3], tl_h_o[44-:2], tl_h_o[42-:8], tl_h_o[34-:1], tl_h_o[33-:tlul_pkg_TL_DW], tl_h_o[1], spare_rsp_o}) |
| ); |
| endmodule |
| module tlul_host_adapter ( |
| clk_i, |
| rst_ni, |
| req_i, |
| gnt_o, |
| addr_i, |
| we_i, |
| wdata_i, |
| be_i, |
| valid_o, |
| rdata_o, |
| err_o, |
| tl_h_c_a, |
| tl_h_c_d |
| ); |
| parameter [31:0] MAX_REQS = 1; |
| input wire clk_i; |
| input wire rst_ni; |
| input req_i; |
| output wire gnt_o; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| input wire [31:0] addr_i; |
| input wire we_i; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| input wire [31:0] wdata_i; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| input wire [3:0] be_i; |
| output wire valid_o; |
| output wire [31:0] rdata_o; |
| output wire err_o; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| output wire [85:0] tl_h_c_a; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| input wire [51:0] tl_h_c_d; |
| localparam signed [31:0] WordSize = 2; |
| wire [7:0] tl_source; |
| wire [3:0] tl_be; |
| function automatic [7:0] sv2v_cast_8; |
| input reg [7:0] inp; |
| sv2v_cast_8 = inp; |
| endfunction |
| generate |
| if (MAX_REQS == 1) begin |
| assign tl_source = {8 {1'sb0}}; |
| end |
| else begin |
| localparam signed [31:0] ReqNumW = $clog2(MAX_REQS); |
| reg [ReqNumW - 1:0] source_d; |
| reg [ReqNumW - 1:0] source_q; |
| always @(posedge clk_i) |
| if (!rst_ni) |
| source_q <= {ReqNumW {1'sb0}}; |
| else |
| source_q <= source_d; |
| always @(*) begin |
| source_d = source_q; |
| if (req_i && gnt_o) |
| if (source_q == (MAX_REQS - 1)) |
| source_d = {ReqNumW {1'sb0}}; |
| else |
| source_d = source_q + 1; |
| end |
| /*function automatic [7:0] sv2v_cast_8; |
| input reg [7:0] inp; |
| sv2v_cast_8 = inp; |
| endfunction*/ |
| assign tl_source = sv2v_cast_8(source_q); |
| end |
| endgenerate |
| assign tl_be = (~we_i ? {tlul_pkg_TL_DBW {1'b1}} : be_i); |
| localparam [2:0] tlul_pkg_Get = 3'h4; |
| localparam [2:0] tlul_pkg_PutFullData = 3'h0; |
| localparam [2:0] tlul_pkg_PutPartialData = 3'h1; |
| function automatic signed [1:0] sv2v_cast_6CB2A_signed; |
| input reg signed [1:0] inp; |
| sv2v_cast_6CB2A_signed = inp; |
| endfunction |
| function automatic [1:0] sv2v_cast_C1DF5; |
| input reg [1:0] inp; |
| sv2v_cast_C1DF5 = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_FABF2; |
| input reg [31:0] inp; |
| sv2v_cast_FABF2 = inp; |
| endfunction |
| assign tl_h_c_a = {req_i, (~we_i ? tlul_pkg_Get : (&be_i ? tlul_pkg_PutFullData : tlul_pkg_PutPartialData)), 3'h0, sv2v_cast_C1DF5(sv2v_cast_6CB2A_signed(WordSize)), tl_source, sv2v_cast_FABF2({addr_i[31:WordSize], {WordSize {1'b0}}}), tl_be, wdata_i, 1'b1}; |
| assign gnt_o = tl_h_c_d[0]; |
| assign err_o = tl_h_c_d[1]; |
| assign valid_o = tl_h_c_d[51]; |
| wire [31:0] rddata; |
| assign rddata = tl_h_c_d[33-:tlul_pkg_TL_DW]; |
| assign rdata_o = rddata; |
| endmodule |
| module tlul_socket_1n ( |
| clk_i, |
| rst_ni, |
| tl_h_i, |
| tl_h_o, |
| tl_d_o, |
| tl_d_i, |
| dev_select_i |
| ); |
| parameter [31:0] N = 4; |
| parameter [0:0] HReqPass = 1'b1; |
| parameter [0:0] HRspPass = 1'b1; |
| parameter [N - 1:0] DReqPass = {N {1'b1}}; |
| parameter [N - 1:0] DRspPass = {N {1'b1}}; |
| parameter [3:0] HReqDepth = 4'h2; |
| parameter [3:0] HRspDepth = 4'h2; |
| parameter [(N * 4) - 1:0] DReqDepth = {N {4'h2}}; |
| parameter [(N * 4) - 1:0] DRspDepth = {N {4'h2}}; |
| localparam [31:0] NWD = $clog2(N + 1); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_h_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_h_o; |
| output wire [(0 >= (N - 1) ? ((2 - N) * 86) + (((N - 1) * 86) - 1) : (N * 86) - 1):(0 >= (N - 1) ? (N - 1) * 86 : 0)] tl_d_o; |
| input wire [(0 >= (N - 1) ? ((2 - N) * 52) + (((N - 1) * 52) - 1) : (N * 52) - 1):(0 >= (N - 1) ? (N - 1) * 52 : 0)] tl_d_i; |
| input wire [NWD - 1:0] dev_select_i; |
| wire [NWD - 1:0] dev_select_t; |
| wire [85:0] tl_t_o; |
| wire [51:0] tl_t_i; |
| tlul_fifo_sync #( |
| .ReqPass(HReqPass), |
| .RspPass(HRspPass), |
| .ReqDepth(HReqDepth), |
| .RspDepth(HRspDepth), |
| .SpareReqW(NWD) |
| ) fifo_h( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_h_i(tl_h_i), |
| .tl_h_o(tl_h_o), |
| .tl_d_o(tl_t_o), |
| .tl_d_i(tl_t_i), |
| .spare_req_i(dev_select_i), |
| .spare_req_o(dev_select_t), |
| .spare_rsp_i(1'b0), |
| .spare_rsp_o() |
| ); |
| localparam signed [31:0] MaxOutstanding = 65536; |
| localparam signed [31:0] OutstandingW = 17; |
| reg [16:0] num_req_outstanding; |
| reg [NWD - 1:0] dev_select_outstanding; |
| wire hold_all_requests; |
| wire accept_t_req; |
| wire accept_t_rsp; |
| assign accept_t_req = tl_t_o[85] & tl_t_i[0]; |
| assign accept_t_rsp = tl_t_i[51] & tl_t_o[0]; |
| always @(posedge clk_i or negedge rst_ni) |
| if (!rst_ni) begin |
| num_req_outstanding <= {17 {1'sb0}}; |
| dev_select_outstanding <= {NWD {1'sb0}}; |
| end |
| else if (accept_t_req) begin |
| if (!accept_t_rsp) |
| num_req_outstanding <= num_req_outstanding + 1'b1; |
| dev_select_outstanding <= dev_select_t; |
| end |
| else if (accept_t_rsp) |
| num_req_outstanding <= num_req_outstanding - 1'b1; |
| assign hold_all_requests = (num_req_outstanding != {17 {1'sb0}}) & (dev_select_t != dev_select_outstanding); |
| wire [85:0] tl_u_o [0:N]; |
| wire [51:0] tl_u_i [0:N]; |
| generate |
| genvar i; |
| for (i = 0; i < N; i = i + 1) begin : gen_u_o |
| function automatic signed [NWD - 1:0] sv2v_cast_BB804_signed; |
| input reg signed [NWD - 1:0] inp; |
| sv2v_cast_BB804_signed = inp; |
| endfunction |
| assign tl_u_o[i][85] = (tl_t_o[85] & (dev_select_t == sv2v_cast_BB804_signed(i))) & ~hold_all_requests; |
| assign tl_u_o[i][84-:3] = tl_t_o[84-:3]; |
| assign tl_u_o[i][81-:3] = tl_t_o[81-:3]; |
| assign tl_u_o[i][78-:2] = tl_t_o[78-:2]; |
| assign tl_u_o[i][76-:8] = tl_t_o[76-:8]; |
| assign tl_u_o[i][68-:32] = tl_t_o[68-:32]; |
| assign tl_u_o[i][36-:4] = tl_t_o[36-:4]; |
| assign tl_u_o[i][tlul_pkg_TL_DW-:tlul_pkg_TL_DW] = tl_t_o[tlul_pkg_TL_DW-:tlul_pkg_TL_DW]; |
| end |
| endgenerate |
| reg [51:0] tl_t_p; |
| reg hfifo_reqready; |
| function automatic signed [NWD - 1:0] sv2v_cast_BB804_signed; |
| input reg signed [NWD - 1:0] inp; |
| sv2v_cast_BB804_signed = inp; |
| endfunction |
| always @(*) begin |
| hfifo_reqready = tl_u_i[N][0]; |
| begin : sv2v_autoblock_139 |
| reg signed [31:0] idx; |
| for (idx = 0; idx < N; idx = idx + 1) |
| if (dev_select_t == sv2v_cast_BB804_signed(idx)) |
| hfifo_reqready = tl_u_i[idx][0]; |
| end |
| if (hold_all_requests) |
| hfifo_reqready = 1'b0; |
| end |
| assign tl_t_i[0] = tl_t_o[85] & hfifo_reqready; |
| always @(*) begin |
| tl_t_p = tl_u_i[N]; |
| begin : sv2v_autoblock_140 |
| reg signed [31:0] idx; |
| for (idx = 0; idx < N; idx = idx + 1) |
| if (dev_select_outstanding == sv2v_cast_BB804_signed(idx)) |
| tl_t_p = tl_u_i[idx]; |
| end |
| end |
| assign tl_t_i[51] = tl_t_p[51]; |
| assign tl_t_i[50-:3] = tl_t_p[50-:3]; |
| assign tl_t_i[47-:3] = tl_t_p[47-:3]; |
| assign tl_t_i[44-:2] = tl_t_p[44-:2]; |
| assign tl_t_i[42-:8] = tl_t_p[42-:8]; |
| assign tl_t_i[34-:1] = tl_t_p[34-:1]; |
| assign tl_t_i[33-:tlul_pkg_TL_DW] = tl_t_p[33-:tlul_pkg_TL_DW]; |
| assign tl_t_i[1] = tl_t_p[1]; |
| generate |
| for (i = 0; i < (N + 1); i = i + 1) begin : gen_u_o_d_ready |
| assign tl_u_o[i][0] = tl_t_o[0]; |
| end |
| endgenerate |
| generate |
| for (i = 0; i < N; i = i + 1) begin : gen_dfifo |
| tlul_fifo_sync #( |
| .ReqPass(DReqPass[i]), |
| .RspPass(DRspPass[i]), |
| .ReqDepth(DReqDepth[i * 4+:4]), |
| .RspDepth(DRspDepth[i * 4+:4]) |
| ) fifo_d( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_h_i(tl_u_o[i]), |
| .tl_h_o(tl_u_i[i]), |
| .tl_d_o(tl_d_o[(0 >= (N - 1) ? i : (N - 1) - i) * 86+:86]), |
| .tl_d_i(tl_d_i[(0 >= (N - 1) ? i : (N - 1) - i) * 52+:52]), |
| .spare_req_i(1'b0), |
| .spare_req_o(), |
| .spare_rsp_i(1'b0), |
| .spare_rsp_o() |
| ); |
| end |
| endgenerate |
| function automatic [NWD - 1:0] sv2v_cast_BB804; |
| input reg [NWD - 1:0] inp; |
| sv2v_cast_BB804 = inp; |
| endfunction |
| assign tl_u_o[N][85] = (tl_t_o[85] & (dev_select_t == sv2v_cast_BB804(N))) & ~hold_all_requests; |
| assign tl_u_o[N][84-:3] = tl_t_o[84-:3]; |
| assign tl_u_o[N][81-:3] = tl_t_o[81-:3]; |
| assign tl_u_o[N][78-:2] = tl_t_o[78-:2]; |
| assign tl_u_o[N][76-:8] = tl_t_o[76-:8]; |
| assign tl_u_o[N][68-:32] = tl_t_o[68-:32]; |
| assign tl_u_o[N][36-:4] = tl_t_o[36-:4]; |
| assign tl_u_o[N][tlul_pkg_TL_DW-:tlul_pkg_TL_DW] = tl_t_o[tlul_pkg_TL_DW-:tlul_pkg_TL_DW]; |
| tlul_err_resp err_resp( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_h_i(tl_u_o[N]), |
| .tl_h_o(tl_u_i[N]) |
| ); |
| endmodule |
| module tlul_socket_m1 ( |
| clk_i, |
| rst_ni, |
| tl_h_i, |
| tl_h_o, |
| tl_d_o, |
| tl_d_i |
| ); |
| parameter [31:0] M = 4; |
| parameter [M - 1:0] HReqPass = {M {1'b1}}; |
| parameter [M - 1:0] HRspPass = {M {1'b1}}; |
| parameter [(M * 4) - 1:0] HReqDepth = {M {4'h2}}; |
| parameter [(M * 4) - 1:0] HRspDepth = {M {4'h2}}; |
| parameter [0:0] DReqPass = 1'b1; |
| parameter [0:0] DRspPass = 1'b1; |
| parameter [3:0] DReqDepth = 4'h2; |
| parameter [3:0] DRspDepth = 4'h2; |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [(0 >= (M - 1) ? ((2 - M) * 86) + (((M - 1) * 86) - 1) : (M * 86) - 1):(0 >= (M - 1) ? (M - 1) * 86 : 0)] tl_h_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [(0 >= (M - 1) ? ((2 - M) * 52) + (((M - 1) * 52) - 1) : (M * 52) - 1):(0 >= (M - 1) ? (M - 1) * 52 : 0)] tl_h_o; |
| output wire [85:0] tl_d_o; |
| input wire [51:0] tl_d_i; |
| localparam [31:0] IDW = tlul_pkg_TL_AIW; |
| localparam [31:0] STIDW = $clog2(M); |
| wire [(0 >= (M - 1) ? ((2 - M) * 86) + (((M - 1) * 86) - 1) : (M * 86) - 1):(0 >= (M - 1) ? (M - 1) * 86 : 0)] hreq_fifo_o; |
| wire [51:0] hrsp_fifo_i [0:M - 1]; |
| wire [M - 1:0] hrequest; |
| wire [M - 1:0] hgrant; |
| wire [85:0] dreq_fifo_i; |
| wire [51:0] drsp_fifo_o; |
| wire arb_valid; |
| wire arb_ready; |
| wire [85:0] arb_data; |
| generate |
| genvar i; |
| for (i = 0; i < M; i = i + 1) begin : gen_host_fifo |
| wire [85:0] hreq_fifo_i; |
| wire [STIDW - 1:0] reqid_sub; |
| wire [7:0] shifted_id; |
| assign reqid_sub = i; |
| assign shifted_id = {tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 69+:IDW - STIDW], reqid_sub}; |
| wire [7:IDW - STIDW] unused_tl_h_source; |
| assign unused_tl_h_source = tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 76-:STIDW]; |
| function automatic [2:0] sv2v_cast_3; |
| input reg [2:0] inp; |
| sv2v_cast_3 = inp; |
| endfunction |
| function automatic [1:0] sv2v_cast_539D2; |
| input reg [1:0] inp; |
| sv2v_cast_539D2 = inp; |
| endfunction |
| function automatic [7:0] sv2v_cast_F6BCE; |
| input reg [7:0] inp; |
| sv2v_cast_F6BCE = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_C6CCE; |
| input reg [31:0] inp; |
| sv2v_cast_C6CCE = inp; |
| endfunction |
| function automatic [3:0] sv2v_cast_45434; |
| input reg [3:0] inp; |
| sv2v_cast_45434 = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_486C6; |
| input reg [31:0] inp; |
| sv2v_cast_486C6 = inp; |
| endfunction |
| assign hreq_fifo_i = {tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 85], sv2v_cast_3(tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 84-:3]), sv2v_cast_3(tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 81-:3]), sv2v_cast_539D2(tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 78-:2]), sv2v_cast_F6BCE(shifted_id), sv2v_cast_C6CCE(tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 68-:32]), sv2v_cast_45434(tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 36-:4]), sv2v_cast_486C6(tl_h_i[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + tlul_pkg_TL_DW-:tlul_pkg_TL_DW]), tl_h_i[(0 >= (M - 1) ? i : (M - 1) - i) * 86]}; |
| tlul_fifo_sync #( |
| .ReqPass(HReqPass[i]), |
| .RspPass(HRspPass[i]), |
| .ReqDepth(HReqDepth[i * 4+:4]), |
| .RspDepth(HRspDepth[i * 4+:4]), |
| .SpareReqW(1) |
| ) u_hostfifo( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_h_i(hreq_fifo_i), |
| .tl_h_o(tl_h_o[(0 >= (M - 1) ? i : (M - 1) - i) * 52+:52]), |
| .tl_d_o(hreq_fifo_o[(0 >= (M - 1) ? i : (M - 1) - i) * 86+:86]), |
| .tl_d_i(hrsp_fifo_i[i]), |
| .spare_req_i(1'b0), |
| .spare_req_o(), |
| .spare_rsp_i(1'b0), |
| .spare_rsp_o() |
| ); |
| end |
| endgenerate |
| tlul_fifo_sync #( |
| .ReqPass(DReqPass), |
| .RspPass(DRspPass), |
| .ReqDepth(DReqDepth), |
| .RspDepth(DRspDepth), |
| .SpareReqW(1) |
| ) u_devicefifo( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_h_i(dreq_fifo_i), |
| .tl_h_o(drsp_fifo_o), |
| .tl_d_o(tl_d_o), |
| .tl_d_i(tl_d_i), |
| .spare_req_i(1'b0), |
| .spare_req_o(), |
| .spare_rsp_i(1'b0), |
| .spare_rsp_o() |
| ); |
| generate |
| for (i = 0; i < M; i = i + 1) begin : gen_arbreqgnt |
| assign hrequest[i] = hreq_fifo_o[((0 >= (M - 1) ? i : (M - 1) - i) * 86) + 85]; |
| end |
| endgenerate |
| assign arb_ready = drsp_fifo_o[0]; |
| localparam tlul_pkg_ArbiterImpl = "PPC"; |
| generate |
| if (tlul_pkg_ArbiterImpl == "PPC") begin : gen_arb_ppc |
| prim_arbiter_ppc #( |
| .N(M), |
| .DW(86), |
| .EnReqStabA(0) |
| ) u_reqarb( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .req_i(hrequest), |
| .data_i(hreq_fifo_o), |
| .gnt_o(hgrant), |
| .idx_o(), |
| .valid_o(arb_valid), |
| .data_o(arb_data), |
| .ready_i(arb_ready) |
| ); |
| end |
| else if (tlul_pkg_ArbiterImpl == "BINTREE") begin : gen_tree_arb |
| prim_arbiter_tree #( |
| .N(M), |
| .DW(86), |
| .EnReqStabA(0) |
| ) u_reqarb( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .req_i(hrequest), |
| .data_i(hreq_fifo_o), |
| .gnt_o(hgrant), |
| .idx_o(), |
| .valid_o(arb_valid), |
| .data_o(arb_data), |
| .ready_i(arb_ready) |
| ); |
| end |
| endgenerate |
| wire [M - 1:0] hfifo_rspvalid; |
| wire [M - 1:0] dfifo_rspready; |
| wire [7:0] hfifo_rspid; |
| wire dfifo_rspready_merged; |
| assign dfifo_rspready_merged = |dfifo_rspready; |
| function automatic [2:0] sv2v_cast_3; |
| input reg [2:0] inp; |
| sv2v_cast_3 = inp; |
| endfunction |
| function automatic [1:0] sv2v_cast_539D2; |
| input reg [1:0] inp; |
| sv2v_cast_539D2 = inp; |
| endfunction |
| function automatic [7:0] sv2v_cast_F6BCE; |
| input reg [7:0] inp; |
| sv2v_cast_F6BCE = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_C6CCE; |
| input reg [31:0] inp; |
| sv2v_cast_C6CCE = inp; |
| endfunction |
| function automatic [3:0] sv2v_cast_45434; |
| input reg [3:0] inp; |
| sv2v_cast_45434 = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_486C6; |
| input reg [31:0] inp; |
| sv2v_cast_486C6 = inp; |
| endfunction |
| assign dreq_fifo_i = {arb_valid, sv2v_cast_3(arb_data[84-:3]), sv2v_cast_3(arb_data[81-:3]), sv2v_cast_539D2(arb_data[78-:2]), sv2v_cast_F6BCE(arb_data[76-:8]), sv2v_cast_C6CCE(arb_data[68-:32]), sv2v_cast_45434(arb_data[36-:4]), sv2v_cast_486C6(arb_data[tlul_pkg_TL_DW-:tlul_pkg_TL_DW]), dfifo_rspready_merged}; |
| assign hfifo_rspid = {{STIDW {1'b0}}, drsp_fifo_o[42:35 + STIDW]}; |
| generate |
| for (i = 0; i < M; i = i + 1) begin : gen_idrouting |
| assign hfifo_rspvalid[i] = drsp_fifo_o[51] & (drsp_fifo_o[35+:STIDW] == i); |
| assign dfifo_rspready[i] = (hreq_fifo_o[(0 >= (M - 1) ? i : (M - 1) - i) * 86] & (drsp_fifo_o[35+:STIDW] == i)) & drsp_fifo_o[51]; |
| function automatic [2:0] sv2v_cast_3; |
| input reg [2:0] inp; |
| sv2v_cast_3 = inp; |
| endfunction |
| function automatic [1:0] sv2v_cast_539D2; |
| input reg [1:0] inp; |
| sv2v_cast_539D2 = inp; |
| endfunction |
| function automatic [7:0] sv2v_cast_F6BCE; |
| input reg [7:0] inp; |
| sv2v_cast_F6BCE = inp; |
| endfunction |
| function automatic [0:0] sv2v_cast_D8FDD; |
| input reg [0:0] inp; |
| sv2v_cast_D8FDD = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_486C6; |
| input reg [31:0] inp; |
| sv2v_cast_486C6 = inp; |
| endfunction |
| assign hrsp_fifo_i[i] = {hfifo_rspvalid[i], sv2v_cast_3(drsp_fifo_o[50-:3]), sv2v_cast_3(drsp_fifo_o[47-:3]), sv2v_cast_539D2(drsp_fifo_o[44-:2]), sv2v_cast_F6BCE(hfifo_rspid), sv2v_cast_D8FDD(drsp_fifo_o[34-:1]), sv2v_cast_486C6(drsp_fifo_o[33-:tlul_pkg_TL_DW]), drsp_fifo_o[1], hgrant[i]}; |
| end |
| endgenerate |
| endmodule |
| module tlul_sram_adapter ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| req_o, |
| gnt_i, |
| we_o, |
| addr_o, |
| wdata_o, |
| wmask_o, |
| rdata_i, |
| rvalid_i, |
| rerror_i |
| ); |
| parameter signed [31:0] SramAw = 12; |
| parameter signed [31:0] SramDw = 32; |
| parameter signed [31:0] Outstanding = 1; |
| parameter [0:0] ByteAccess = 1; |
| parameter [0:0] ErrOnWrite = 0; |
| parameter [0:0] ErrOnRead = 0; |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire req_o; |
| input wire gnt_i; |
| output wire we_o; |
| output wire [SramAw - 1:0] addr_o; |
| output wire [SramDw - 1:0] wdata_o; |
| output wire [SramDw - 1:0] wmask_o; |
| input wire [SramDw - 1:0] rdata_i; |
| input wire rvalid_i; |
| input wire [1:0] rerror_i; |
| localparam signed [31:0] SramByte = SramDw / 8; |
| function automatic integer tlul_pkg_vbits; |
| input integer value; |
| tlul_pkg_vbits = (value == 1 ? 1 : $clog2(value)); |
| endfunction |
| localparam signed [31:0] DataBitWidth = tlul_pkg_vbits(SramByte); |
| localparam signed [31:0] WidthMult = SramDw / tlul_pkg_TL_DW; |
| localparam signed [31:0] WoffsetWidth = (SramByte == tlul_pkg_TL_DBW ? 1 : DataBitWidth - tlul_pkg_vbits(tlul_pkg_TL_DBW)); |
| localparam signed [31:0] SramReqFifoWidth = tlul_pkg_TL_DBW + WoffsetWidth; |
| localparam signed [31:0] ReqFifoWidth = 13; |
| localparam signed [31:0] RspFifoWidth = (SramDw >= 0 ? SramDw + 1 : 1 - SramDw); |
| wire reqfifo_wvalid; |
| wire reqfifo_wready; |
| wire reqfifo_rvalid; |
| wire reqfifo_rready; |
| wire [12:0] reqfifo_wdata; |
| wire [12:0] reqfifo_rdata; |
| wire sramreqfifo_wvalid; |
| wire sramreqfifo_wready; |
| wire sramreqfifo_rready; |
| wire [(tlul_pkg_TL_DBW + WoffsetWidth) - 1:0] sramreqfifo_wdata; |
| wire [(tlul_pkg_TL_DBW + WoffsetWidth) - 1:0] sramreqfifo_rdata; |
| wire rspfifo_wvalid; |
| wire rspfifo_wready; |
| wire rspfifo_rvalid; |
| wire rspfifo_rready; |
| wire [SramDw:0] rspfifo_wdata; |
| wire [SramDw:0] rspfifo_rdata; |
| wire error_internal; |
| wire wr_attr_error; |
| wire wr_vld_error; |
| wire rd_vld_error; |
| wire tlul_error; |
| wire a_ack; |
| wire d_ack; |
| wire sram_ack; |
| assign a_ack = tl_i[85] & tl_o[0]; |
| assign d_ack = tl_o[51] & tl_i[0]; |
| assign sram_ack = req_o & gnt_i; |
| reg d_valid; |
| reg d_error; |
| localparam [1:0] OpRead = 1; |
| always @(*) begin |
| d_valid = 1'b0; |
| if (reqfifo_rvalid) begin |
| if (reqfifo_rdata[10]) |
| d_valid = 1'b1; |
| else if (reqfifo_rdata[12-:2] == OpRead) |
| d_valid = rspfifo_rvalid; |
| else |
| d_valid = 1'b1; |
| end |
| else |
| d_valid = 1'b0; |
| end |
| always @(*) begin |
| d_error = 1'b0; |
| if (reqfifo_rvalid) begin |
| if (reqfifo_rdata[12-:2] == OpRead) |
| d_error = rspfifo_rdata[0] | reqfifo_rdata[10]; |
| else |
| d_error = reqfifo_rdata[10]; |
| end |
| else |
| d_error = 1'b0; |
| end |
| localparam [2:0] tlul_pkg_AccessAck = 3'h0; |
| localparam [2:0] tlul_pkg_AccessAckData = 3'h1; |
| function automatic [1:0] sv2v_cast_373C7; |
| input reg [1:0] inp; |
| sv2v_cast_373C7 = inp; |
| endfunction |
| function automatic [7:0] sv2v_cast_E8620; |
| input reg [7:0] inp; |
| sv2v_cast_E8620 = inp; |
| endfunction |
| function automatic [0:0] sv2v_cast_AF840; |
| input reg [0:0] inp; |
| sv2v_cast_AF840 = inp; |
| endfunction |
| function automatic [31:0] sv2v_cast_D61D5; |
| input reg [31:0] inp; |
| sv2v_cast_D61D5 = inp; |
| endfunction |
| assign tl_o = {d_valid, (d_valid && (reqfifo_rdata[12-:2] != OpRead) ? tlul_pkg_AccessAck : tlul_pkg_AccessAckData), 3'b000, sv2v_cast_373C7((d_valid ? reqfifo_rdata[9-:2] : {2 {1'sb0}})), sv2v_cast_E8620((d_valid ? reqfifo_rdata[7-:8] : {8 {1'sb0}})), sv2v_cast_AF840(1'b0), sv2v_cast_D61D5(((d_valid && rspfifo_rvalid) && (reqfifo_rdata[12-:2] == OpRead) ? rspfifo_rdata[SramDw-:(SramDw >= 1 ? SramDw : 2 - SramDw)] : {(SramDw >= 1 ? SramDw : 2 - SramDw) {1'sb0}})), d_valid && d_error, ((gnt_i | error_internal) & reqfifo_wready) & sramreqfifo_wready}; |
| assign req_o = (tl_i[85] & reqfifo_wready) & ~error_internal; |
| localparam [2:0] tlul_pkg_PutFullData = 3'h0; |
| localparam [2:0] tlul_pkg_PutPartialData = 3'h1; |
| function automatic [0:0] sv2v_cast_1; |
| input reg [0:0] inp; |
| sv2v_cast_1 = inp; |
| endfunction |
| assign we_o = tl_i[85] & sv2v_cast_1(|{tl_i[84-:3] == tlul_pkg_PutFullData, tl_i[84-:3] == tlul_pkg_PutPartialData}); |
| assign addr_o = (tl_i[85] ? tl_i[37 + DataBitWidth+:SramAw] : {SramAw {1'sb0}}); |
| wire [WoffsetWidth - 1:0] woffset; |
| generate |
| if (tlul_pkg_TL_DW != SramDw) begin : gen_wordwidthadapt |
| assign woffset = tl_i[36 + DataBitWidth:37 + tlul_pkg_vbits(tlul_pkg_TL_DBW)]; |
| end |
| else begin : gen_no_wordwidthadapt |
| assign woffset = {WoffsetWidth {1'sb0}}; |
| end |
| endgenerate |
| reg [(WidthMult * tlul_pkg_TL_DW) - 1:0] wmask_int; |
| reg [(WidthMult * tlul_pkg_TL_DW) - 1:0] wdata_int; |
| always @(*) begin |
| wmask_int = {WidthMult * tlul_pkg_TL_DW {1'sb0}}; |
| wdata_int = {WidthMult * tlul_pkg_TL_DW {1'sb0}}; |
| if (tl_i[85]) begin : sv2v_autoblock_141 |
| reg signed [31:0] i; |
| for (i = 0; i < 4; i = i + 1) |
| begin |
| wmask_int[(woffset * 32) + (8 * i)+:8] = {8 {tl_i[33 + i]}}; |
| wdata_int[(woffset * 32) + (8 * i)+:8] = (tl_i[33 + i] && we_o ? tl_i[tlul_pkg_TL_DW - (31 - (8 * i))+:8] : {8 {1'sb0}}); |
| end |
| end |
| end |
| assign wmask_o = wmask_int; |
| assign wdata_o = wdata_int; |
| assign wr_attr_error = ((tl_i[84-:3] == tlul_pkg_PutFullData) || (tl_i[84-:3] == tlul_pkg_PutPartialData) ? (ByteAccess == 0 ? (tl_i[36-:4] != {4 {1'sb1}}) || (tl_i[78-:2] != 2'h2) : 1'b0) : 1'b0); |
| localparam [2:0] tlul_pkg_Get = 3'h4; |
| generate |
| if (ErrOnWrite == 1) begin : gen_no_writes |
| assign wr_vld_error = tl_i[84-:3] != tlul_pkg_Get; |
| end |
| else begin : gen_writes_allowed |
| assign wr_vld_error = 1'b0; |
| end |
| endgenerate |
| generate |
| if (ErrOnRead == 1) begin : gen_no_reads |
| assign rd_vld_error = tl_i[84-:3] == tlul_pkg_Get; |
| end |
| else begin : gen_reads_allowed |
| assign rd_vld_error = 1'b0; |
| end |
| endgenerate |
| tlul_err u_err( |
| .tl_i(tl_i), |
| .err_o(tlul_error) |
| ); |
| assign error_internal = ((wr_attr_error | wr_vld_error) | rd_vld_error) | tlul_error; |
| assign reqfifo_wvalid = a_ack; |
| localparam [1:0] OpWrite = 0; |
| assign reqfifo_wdata = {(tl_i[84-:3] != tlul_pkg_Get ? OpWrite : OpRead), error_internal, sv2v_cast_373C7(tl_i[78-:2]), sv2v_cast_E8620(tl_i[76-:8])}; |
| assign reqfifo_rready = d_ack; |
| function automatic [3:0] sv2v_cast_43A59; |
| input reg [3:0] inp; |
| sv2v_cast_43A59 = inp; |
| endfunction |
| assign sramreqfifo_wdata = {sv2v_cast_43A59(tl_i[36-:4]), woffset}; |
| assign sramreqfifo_wvalid = sram_ack & ~we_o; |
| assign sramreqfifo_rready = rspfifo_wvalid; |
| assign rspfifo_wvalid = rvalid_i & reqfifo_rvalid; |
| wire [(WidthMult * tlul_pkg_TL_DW) - 1:0] rdata; |
| reg [(WidthMult * tlul_pkg_TL_DW) - 1:0] rmask; |
| wire [31:0] rdata_tlword; |
| always @(*) begin |
| rmask = {WidthMult * tlul_pkg_TL_DW {1'sb0}}; |
| begin : sv2v_autoblock_142 |
| reg signed [31:0] i; |
| for (i = 0; i < 4; i = i + 1) |
| rmask[(sramreqfifo_rdata[WoffsetWidth - 1-:WoffsetWidth] * 32) + (8 * i)+:8] = {8 {sramreqfifo_rdata[(tlul_pkg_TL_DBW + (WoffsetWidth - 1)) - (3 - i)]}}; |
| end |
| end |
| assign rdata = rdata_i & rmask; |
| assign rdata_tlword = rdata[sramreqfifo_rdata[WoffsetWidth - 1-:WoffsetWidth] * tlul_pkg_TL_DW+:tlul_pkg_TL_DW]; |
| function automatic [SramDw - 1:0] sv2v_cast_1F998; |
| input reg [SramDw - 1:0] inp; |
| sv2v_cast_1F998 = inp; |
| endfunction |
| assign rspfifo_wdata = {sv2v_cast_1F998(rdata_tlword), rerror_i[1]}; |
| assign rspfifo_rready = ((reqfifo_rdata[12-:2] == OpRead) & ~reqfifo_rdata[10] ? reqfifo_rready : 1'b0); |
| wire unused_rerror; |
| assign unused_rerror = rerror_i[0]; |
| fifo_sync #( |
| .Width(ReqFifoWidth), |
| .Pass(1'b0), |
| .Depth(Outstanding) |
| ) u_reqfifo( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .clr_i(1'b0), |
| .wvalid_i(reqfifo_wvalid), |
| .wready_o(reqfifo_wready), |
| .wdata_i(reqfifo_wdata), |
| .depth_o(), |
| .rvalid_o(reqfifo_rvalid), |
| .rready_i(reqfifo_rready), |
| .rdata_o(reqfifo_rdata) |
| ); |
| fifo_sync #( |
| .Width(SramReqFifoWidth), |
| .Pass(1'b0), |
| .Depth(Outstanding) |
| ) u_sramreqfifo( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .clr_i(1'b0), |
| .wvalid_i(sramreqfifo_wvalid), |
| .wready_o(sramreqfifo_wready), |
| .wdata_i(sramreqfifo_wdata), |
| .depth_o(), |
| .rvalid_o(), |
| .rready_i(sramreqfifo_rready), |
| .rdata_o(sramreqfifo_rdata) |
| ); |
| fifo_sync #( |
| .Width(RspFifoWidth), |
| .Pass(1'b1), |
| .Depth(Outstanding) |
| ) u_rspfifo( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .clr_i(1'b0), |
| .wvalid_i(rspfifo_wvalid), |
| .wready_o(rspfifo_wready), |
| .wdata_i(rspfifo_wdata), |
| .depth_o(), |
| .rvalid_o(rspfifo_rvalid), |
| .rready_i(rspfifo_rready), |
| .rdata_o(rspfifo_rdata) |
| ); |
| endmodule |
| module uart_core ( |
| clk_i, |
| rst_ni, |
| ren, |
| we, |
| wdata, |
| rdata, |
| addr, |
| tx_o, |
| rx_i, |
| intr_tx |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire ren; |
| input wire we; |
| input wire [31:0] wdata; |
| output wire [31:0] rdata; |
| input wire [3:0] addr; |
| output wire tx_o; |
| input wire rx_i; |
| output wire intr_tx; |
| localparam ADDR_CTRL = 0; |
| localparam ADDR_TX = 4; |
| localparam ADDR_RX = 8; |
| reg [18:0] control; |
| reg [7:0] tx; |
| wire [7:0] rx; |
| wire rx_status; |
| always @(posedge clk_i) |
| if (~rst_ni) begin |
| control <= 0; |
| tx <= 0; |
| end |
| else if (~ren & we) |
| if (addr == ADDR_CTRL) begin |
| control[1:0] <= wdata[1:0]; |
| control[18:3] <= wdata[18:3]; |
| control[2] <= rx_status; |
| end |
| else if (addr == ADDR_TX) |
| tx <= wdata[7:0]; |
| else if (addr == ADDR_RX) |
| ; |
| else begin |
| control <= 0; |
| tx <= 0; |
| end |
| uart_tx u_tx( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tx_en(control[0]), |
| .i_TX_Byte(tx), |
| .CLKS_PER_BIT(control[18:3]), |
| .o_TX_Serial(tx_o), |
| .o_TX_Done(intr_tx) |
| ); |
| uart_rx u_rx( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .i_Rx_Serial(rx_i), |
| .o_Rx_DV(rx_status), |
| .rx_en(control[1]), |
| .CLKS_PER_BIT(control[18:3]), |
| .o_Rx_Byte(rx) |
| ); |
| assign rdata = (addr == 0 ? control : (addr == 8 ? rx : 0)); |
| endmodule |
| // Licensed under the Apache License, Version 2.0, see LICENSE for details. |
| // SPDX-License-Identifier: Apache-2.0 |
| |
| // Set Parameter CLKS_PER_BIT as follows: |
| // CLKS_PER_BIT = (Frequency of i_Clock)/(Frequency of UART) |
| // Example: 10 MHz Clock, 115200 baud UART |
| // (10000000)/(115200) = 87 |
| |
| module uart_rx_prog ( |
| input wire clk_i, |
| input wire rst_ni, |
| input wire i_Rx_Serial, |
| input wire [15:0] CLKS_PER_BIT, |
| output wire o_Rx_DV, |
| output wire [7:0] o_Rx_Byte |
| ); |
| |
| parameter s_IDLE = 3'b000; |
| parameter s_RX_START_BIT = 3'b001; |
| parameter s_RX_DATA_BITS = 3'b010; |
| parameter s_RX_STOP_BIT = 3'b011; |
| parameter s_CLEANUP = 3'b100; |
| |
| reg r_Rx_Data_R ; |
| reg r_Rx_Data ; |
| |
| reg [15:0] r_Clock_Count ; |
| reg [2:0] r_Bit_Index ; //8 bits total |
| reg [7:0] r_Rx_Byte ; |
| reg r_Rx_DV ; |
| reg [2:0] r_SM_Main ; |
| |
| // Purpose: Double-register the incoming data. |
| // This allows it to be used in the UART RX Clock Domain. |
| // (It removes problems caused by metastability) |
| always @(posedge clk_i) |
| begin |
| if (~rst_ni) begin |
| r_Rx_Data_R <= 1'b1; |
| r_Rx_Data <= 1'b1; |
| end else begin |
| r_Rx_Data_R <= i_Rx_Serial; |
| r_Rx_Data <= r_Rx_Data_R; |
| end |
| end |
| |
| |
| // Purpose: Control RX state machine |
| always @(posedge clk_i or negedge rst_ni) |
| begin |
| if (~rst_ni) begin |
| r_SM_Main <= s_IDLE; |
| r_Rx_DV <= 1'b0; |
| r_Clock_Count <= 16'b0; |
| r_Bit_Index <= 3'b0; |
| r_Rx_Byte <= 8'b0; |
| end else begin |
| case (r_SM_Main) |
| s_IDLE : |
| begin |
| r_Rx_DV <= 1'b0; |
| r_Clock_Count <= 16'b0; |
| r_Bit_Index <= 3'b0; |
| r_Rx_Byte <= 8'b0; |
| if (r_Rx_Data == 1'b0) // Start bit detected |
| r_SM_Main <= s_RX_START_BIT; |
| else |
| r_SM_Main <= s_IDLE; |
| end |
| |
| // Check middle of start bit to make sure it's still low |
| s_RX_START_BIT : |
| begin |
| if (r_Clock_Count == ((CLKS_PER_BIT-1)>>1)) |
| begin |
| if (r_Rx_Data == 1'b0) |
| begin |
| r_Clock_Count <= 16'b0; // reset counter, found the middle |
| r_SM_Main <= s_RX_DATA_BITS; |
| end |
| else |
| r_SM_Main <= s_IDLE; |
| end |
| else |
| begin |
| r_Clock_Count <= r_Clock_Count + 16'b1; |
| r_SM_Main <= s_RX_START_BIT; |
| end |
| end // case: s_RX_START_BIT |
| |
| |
| // Wait CLKS_PER_BIT-1 clock cycles to sample serial data |
| s_RX_DATA_BITS : |
| begin |
| if (r_Clock_Count < CLKS_PER_BIT-1) |
| begin |
| r_Clock_Count <= r_Clock_Count + 16'b1; |
| r_SM_Main <= s_RX_DATA_BITS; |
| end |
| else |
| begin |
| r_Clock_Count <= 16'b0; |
| r_Rx_Byte[r_Bit_Index] <= r_Rx_Data; |
| |
| // Check if we have received all bits |
| if (r_Bit_Index < 7) |
| begin |
| r_Bit_Index <= r_Bit_Index + 3'b1; |
| r_SM_Main <= s_RX_DATA_BITS; |
| end |
| else |
| begin |
| r_Bit_Index <= 3'b0; |
| r_SM_Main <= s_RX_STOP_BIT; |
| end |
| end |
| end // case: s_RX_DATA_BITS |
| |
| |
| // Receive Stop bit. Stop bit = 1 |
| s_RX_STOP_BIT : |
| begin |
| // Wait CLKS_PER_BIT-1 clock cycles for Stop bit to finish |
| if (r_Clock_Count < CLKS_PER_BIT-1) |
| begin |
| r_Clock_Count <= r_Clock_Count + 16'b1; |
| r_SM_Main <= s_RX_STOP_BIT; |
| end |
| else |
| begin |
| r_Rx_DV <= 1'b1; |
| r_Clock_Count <= 16'b0; |
| r_SM_Main <= s_CLEANUP; |
| end |
| end // case: s_RX_STOP_BIT |
| |
| |
| // Stay here 1 clock |
| s_CLEANUP : |
| begin |
| r_SM_Main <= s_IDLE; |
| r_Rx_DV <= 1'b0; |
| end |
| |
| |
| default : |
| r_SM_Main <= s_IDLE; |
| |
| endcase |
| end |
| end |
| |
| assign o_Rx_DV = r_Rx_DV; |
| assign o_Rx_Byte = r_Rx_Byte; |
| |
| endmodule |
| module uart_rx ( |
| clk_i, |
| rst_ni, |
| rx_en, |
| i_Rx_Serial, |
| CLKS_PER_BIT, |
| o_Rx_DV, |
| o_Rx_Byte |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire rx_en; |
| input wire i_Rx_Serial; |
| input wire [15:0] CLKS_PER_BIT; |
| output wire o_Rx_DV; |
| output wire [7:0] o_Rx_Byte; |
| parameter s_IDLE = 3'b000; |
| parameter s_RX_START_BIT = 3'b001; |
| parameter s_RX_DATA_BITS = 3'b010; |
| parameter s_RX_STOP_BIT = 3'b011; |
| parameter s_CLEANUP = 3'b100; |
| reg r_Rx_Data_R; |
| reg r_Rx_Data; |
| reg [15:0] r_Clock_Count; |
| reg [2:0] r_Bit_Index; |
| reg [7:0] r_Rx_Byte; |
| reg r_Rx_DV; |
| reg [2:0] r_SM_Main; |
| always @(posedge clk_i) |
| if (~rst_ni) begin |
| r_Rx_Data_R <= 1'b1; |
| r_Rx_Data <= 1'b1; |
| end |
| else begin |
| r_Rx_Data_R <= i_Rx_Serial; |
| r_Rx_Data <= r_Rx_Data_R; |
| end |
| always @(posedge clk_i or negedge rst_ni) |
| if (~rst_ni) begin |
| r_SM_Main <= s_IDLE; |
| r_Rx_DV <= 1'b0; |
| r_Clock_Count <= 16'b0000000000000000; |
| r_Bit_Index <= 3'b000; |
| end |
| else |
| case (r_SM_Main) |
| s_IDLE: begin |
| r_Rx_DV <= 1'b0; |
| r_Clock_Count <= 16'b0000000000000000; |
| r_Bit_Index <= 3'b000; |
| if (r_Rx_Data == 1'b0) begin |
| if (rx_en == 1'b1) |
| r_SM_Main <= s_RX_START_BIT; |
| else |
| r_SM_Main <= s_IDLE; |
| end |
| else |
| r_SM_Main <= s_IDLE; |
| end |
| s_RX_START_BIT: |
| if (r_Clock_Count == ((CLKS_PER_BIT - 1) >> 1)) begin |
| if (r_Rx_Data == 1'b0) begin |
| r_Clock_Count <= 16'b0000000000000000; |
| r_SM_Main <= s_RX_DATA_BITS; |
| end |
| else |
| r_SM_Main <= s_IDLE; |
| end |
| else begin |
| r_Clock_Count <= r_Clock_Count + 16'b0000000000000001; |
| r_SM_Main <= s_RX_START_BIT; |
| end |
| s_RX_DATA_BITS: |
| if (r_Clock_Count < (CLKS_PER_BIT - 16'b0000000000000001)) begin |
| r_Clock_Count <= r_Clock_Count + 16'b0000000000000001; |
| r_SM_Main <= s_RX_DATA_BITS; |
| end |
| else begin |
| r_Clock_Count <= 16'b0000000000000000; |
| r_Rx_Byte[r_Bit_Index] <= r_Rx_Data; |
| if (r_Bit_Index < 7) begin |
| r_Bit_Index <= r_Bit_Index + 3'b001; |
| r_SM_Main <= s_RX_DATA_BITS; |
| end |
| else begin |
| r_Bit_Index <= 3'b000; |
| r_SM_Main <= s_RX_STOP_BIT; |
| end |
| end |
| s_RX_STOP_BIT: |
| if (r_Clock_Count < (CLKS_PER_BIT - 16'b0000000000000001)) begin |
| r_Clock_Count <= r_Clock_Count + 16'b0000000000000001; |
| r_SM_Main <= s_RX_STOP_BIT; |
| end |
| else begin |
| r_Rx_DV <= 1'b1; |
| r_Clock_Count <= 16'b0000000000000000; |
| r_SM_Main <= s_CLEANUP; |
| end |
| s_CLEANUP: begin |
| r_SM_Main <= s_IDLE; |
| r_Rx_DV <= 1'b0; |
| end |
| default: r_SM_Main <= s_IDLE; |
| endcase |
| assign o_Rx_DV = r_Rx_DV; |
| assign o_Rx_Byte = r_Rx_Byte; |
| endmodule |
| module uart_top ( |
| clk_i, |
| rst_ni, |
| tl_i, |
| tl_o, |
| tx_o, |
| rx_i, |
| intr_tx |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| localparam signed [31:0] tlul_pkg_TL_AIW = 8; |
| localparam signed [31:0] tlul_pkg_TL_AW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DW = 32; |
| localparam signed [31:0] tlul_pkg_TL_DBW = 4; |
| localparam signed [31:0] tlul_pkg_TL_SZW = 2; |
| input wire [85:0] tl_i; |
| localparam signed [31:0] tlul_pkg_TL_DIW = 1; |
| output wire [51:0] tl_o; |
| output wire tx_o; |
| input wire rx_i; |
| output wire intr_tx; |
| wire [31:0] wdata; |
| wire [3:0] addr; |
| wire we; |
| wire re; |
| wire [31:0] rdata; |
| wire [3:0] be; |
| uart_core u_uart_core( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .ren(re), |
| .we(we), |
| .wdata(wdata), |
| .rdata(rdata), |
| .addr(addr), |
| .tx_o(tx_o), |
| .rx_i(rx_i), |
| .intr_tx(intr_tx) |
| ); |
| tlul_adapter_reg #( |
| .RegAw(4), |
| .RegDw(32) |
| ) u_reg_if( |
| .clk_i(clk_i), |
| .rst_ni(rst_ni), |
| .tl_i(tl_i), |
| .tl_o(tl_o), |
| .we_o(we), |
| .re_o(re), |
| .addr_o(addr), |
| .wdata_o(wdata), |
| .be_o(be), |
| .rdata_i(rdata), |
| .error_i(1'b0) |
| ); |
| endmodule |
| module uart_tx ( |
| clk_i, |
| rst_ni, |
| tx_en, |
| i_TX_Byte, |
| CLKS_PER_BIT, |
| o_TX_Serial, |
| o_TX_Done |
| ); |
| input wire clk_i; |
| input wire rst_ni; |
| input wire tx_en; |
| input wire [7:0] i_TX_Byte; |
| input wire [15:0] CLKS_PER_BIT; |
| output reg o_TX_Serial; |
| output wire o_TX_Done; |
| localparam IDLE = 3'b000; |
| localparam TX_START_BIT = 3'b001; |
| localparam TX_DATA_BITS = 3'b010; |
| localparam TX_STOP_BIT = 3'b011; |
| localparam CLEANUP = 3'b100; |
| reg [2:0] r_SM_Main; |
| reg [15:0] r_Clock_Count; |
| reg [2:0] r_Bit_Index; |
| reg [7:0] r_TX_Data; |
| reg r_TX_Done; |
| always @(posedge clk_i) |
| if (~rst_ni) begin |
| r_SM_Main <= 3'b000; |
| r_Clock_Count <= 16'b0000000000000000; |
| r_Bit_Index <= 3'b000; |
| r_TX_Data <= 8'b00000000; |
| r_TX_Done <= 1'b0; |
| end |
| else |
| case (r_SM_Main) |
| IDLE: begin |
| o_TX_Serial <= 1'b1; |
| r_TX_Done <= 1'b0; |
| r_Clock_Count <= 16'b0000000000000000; |
| r_Bit_Index <= 3'b000; |
| if (tx_en == 1'b1) begin |
| r_TX_Data <= i_TX_Byte; |
| r_SM_Main <= TX_START_BIT; |
| end |
| else |
| r_SM_Main <= IDLE; |
| end |
| TX_START_BIT: begin |
| o_TX_Serial <= 1'b0; |
| if (r_Clock_Count < (CLKS_PER_BIT - 1)) begin |
| r_Clock_Count <= r_Clock_Count + 16'b0000000000000001; |
| r_SM_Main <= TX_START_BIT; |
| end |
| else begin |
| r_Clock_Count <= 16'b0000000000000000; |
| r_SM_Main <= TX_DATA_BITS; |
| end |
| end |
| TX_DATA_BITS: begin |
| o_TX_Serial <= r_TX_Data[r_Bit_Index]; |
| if (r_Clock_Count < (CLKS_PER_BIT - 16'b0000000000000001)) begin |
| r_Clock_Count <= r_Clock_Count + 16'b0000000000000001; |
| r_SM_Main <= TX_DATA_BITS; |
| end |
| else begin |
| r_Clock_Count <= 3'b000; |
| if (r_Bit_Index < 7) begin |
| r_Bit_Index <= r_Bit_Index + 3'b001; |
| r_SM_Main <= TX_DATA_BITS; |
| end |
| else begin |
| r_Bit_Index <= 3'b000; |
| r_SM_Main <= TX_STOP_BIT; |
| end |
| end |
| end |
| TX_STOP_BIT: begin |
| o_TX_Serial <= 1'b1; |
| if (r_Clock_Count < (CLKS_PER_BIT - 16'b0000000000000001)) begin |
| r_Clock_Count <= r_Clock_Count + 16'b0000000000000001; |
| r_SM_Main <= TX_STOP_BIT; |
| end |
| else begin |
| r_TX_Done <= 1'b1; |
| r_Clock_Count <= 16'b0000000000000000; |
| r_SM_Main <= CLEANUP; |
| end |
| end |
| CLEANUP: begin |
| r_TX_Done <= 1'b1; |
| r_SM_Main <= IDLE; |
| end |
| default: r_SM_Main <= IDLE; |
| endcase |
| assign o_TX_Done = r_TX_Done; |
| endmodule |
| |
| (* blackbox *) |
| module sky130_sram_4kbyte_1rw1r_32x1024_8 (clk0, csb0, web0, wmask0, addr0, din0, dout0, clk1, csb1, addr1, dout1); |
| parameter NUM_WMASKS = 4; |
| parameter DATA_WIDTH = 32; |
| parameter ADDR_WIDTH = 10; |
| parameter RAM_DEPTH = 1 << ADDR_WIDTH; |
| parameter DELAY = 3; |
| parameter VERBOSE = 1; |
| parameter T_HOLD = 1; |
| `ifdef USE_POWER_PINS |
| inout vccd1; |
| inout vssd1; |
| `endif |
| input clk0; |
| input csb0; |
| input web0; |
| input [NUM_WMASKS - 1:0] wmask0; |
| input [ADDR_WIDTH - 1:0] addr0; |
| input [DATA_WIDTH - 1:0] din0; |
| output [DATA_WIDTH - 1:0] dout0; |
| input clk1; |
| input csb1; |
| input [ADDR_WIDTH - 1:0] addr1; |
| output [DATA_WIDTH - 1:0] dout1; |
| endmodule |