added design with 2KB of DFFRAM support
diff --git a/verilog/rtl/azadi_soc_top_dffram_2kb.v b/verilog/rtl/azadi_soc_top_dffram_2kb.v new file mode 100644 index 0000000..46dd37f --- /dev/null +++ b/verilog/rtl/azadi_soc_top_dffram_2kb.v
@@ -0,0 +1,23860 @@ +/*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 [3:0] WE_instr; + assign WE_instr = instr_wmask & {4{~instr_we}}; + + DFFRAM #( + .COLS=2 + )u_iccm( + `ifdef USE_POWER_PINS + .VPWR(VPWR), + .VGND(VGND), + `endif + .CLK(clk_i), + .WE(WE_instr), + .EN(~instr_csb), + .Di(instr_wdata), + .Do(instr_rdata), + .A(instr_addr[8:0]) + ); + 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 [3:0] WE_data; + assign WE_data = data_wmask & {4{~data_we}}; + DFFRAM #( + .COLS=2 + )u_dccm( + `ifdef USE_POWER_PINS + .VPWR(VPWR), + .VGND(VGND), + `endif + .CLK(clk_i), + .WE(WE_data), + .EN(~data_csb), + .Di(data_wdata), + .Do(data_rdata), + .A(data_addr[8:0]) + ); +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_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_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