| |
| /----------------------------------------------------------------------------\ |
| | | |
| | yosys -- Yosys Open SYnthesis Suite | |
| | | |
| | Copyright (C) 2012 - 2020 Claire Wolf <claire@symbioticeda.com> | |
| | | |
| | Permission to use, copy, modify, and/or distribute this software for any | |
| | purpose with or without fee is hereby granted, provided that the above | |
| | copyright notice and this permission notice appear in all copies. | |
| | | |
| | THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
| | WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
| | MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
| | ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
| | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
| | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
| | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
| | | |
| \----------------------------------------------------------------------------/ |
| |
| Yosys 0.9+3621 (git sha1 84e9fa7, gcc 8.3.1 -fPIC -Os) |
| |
| [TCL: yosys -import] Command name collision: found pre-existing command `cd' -> skip. |
| [TCL: yosys -import] Command name collision: found pre-existing command `eval' -> skip. |
| [TCL: yosys -import] Command name collision: found pre-existing command `exec' -> skip. |
| [TCL: yosys -import] Command name collision: found pre-existing command `read' -> skip. |
| [TCL: yosys -import] Command name collision: found pre-existing command `trace' -> skip. |
| |
| 1. Executing Liberty frontend. |
| Imported 428 cell types from liberty file. |
| |
| 2. Executing Verilog-2005 frontend: /project/openlane/gpio_control_block/../../verilog/rtl/defines.v |
| Parsing SystemVerilog input from `/project/openlane/gpio_control_block/../../verilog/rtl/defines.v' to AST representation. |
| Successfully finished Verilog frontend. |
| |
| 3. Executing Verilog-2005 frontend: /project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v |
| Parsing SystemVerilog input from `/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v' to AST representation. |
| Warning: Yosys has only limited support for tri-state logic at the moment. (/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:199) |
| Generating RTLIL representation for module `\gpio_control_block'. |
| Successfully finished Verilog frontend. |
| |
| 4. Generating Graphviz representation of design. |
| Writing dot description to `/project/openlane/gpio_control_block/runs/gpio_control_block/tmp/synthesis/hierarchy.dot'. |
| Dumping module gpio_control_block to page 1. |
| |
| 5. Executing HIERARCHY pass (managing design hierarchy). |
| |
| 5.1. Analyzing design hierarchy.. |
| Top module: \gpio_control_block |
| |
| 5.2. Analyzing design hierarchy.. |
| Top module: \gpio_control_block |
| Removed 0 unused modules. |
| |
| 6. Executing SYNTH pass. |
| |
| 6.1. Executing HIERARCHY pass (managing design hierarchy). |
| |
| 6.1.1. Analyzing design hierarchy.. |
| Top module: \gpio_control_block |
| |
| 6.1.2. Analyzing design hierarchy.. |
| Top module: \gpio_control_block |
| Removed 0 unused modules. |
| |
| 6.2. Executing PROC pass (convert processes to netlists). |
| |
| 6.2.1. Executing PROC_CLEAN pass (remove empty switches from decision trees). |
| Cleaned up 0 empty switches. |
| |
| 6.2.2. Executing PROC_RMDEAD pass (remove dead branches from decision trees). |
| Marked 1 switch rules as full_case in process $proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8 in module gpio_control_block. |
| Marked 1 switch rules as full_case in process $proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:141$6 in module gpio_control_block. |
| Removed a total of 0 dead cases. |
| |
| 6.2.3. Executing PROC_PRUNE pass (remove redundant assignments in processes). |
| Removed 12 redundant assignments. |
| Promoted 0 assignments to connections. |
| |
| 6.2.4. Executing PROC_INIT pass (extract init attributes). |
| |
| 6.2.5. Executing PROC_ARST pass (detect async resets in processes). |
| Found async reset \int_reset in `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| Found async reset \int_reset in `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:141$6'. |
| |
| 6.2.6. Executing PROC_MUX pass (convert decision trees to multiplexers). |
| Creating decoders for process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| 1/11: $0\gpio_dm[2:0] |
| 2/11: $0\gpio_vtrip_sel[0:0] |
| 3/11: $0\gpio_slow_sel[0:0] |
| 4/11: $0\gpio_ana_pol[0:0] |
| 5/11: $0\gpio_ana_sel[0:0] |
| 6/11: $0\gpio_ana_en[0:0] |
| 7/11: $0\gpio_ib_mode_sel[0:0] |
| 8/11: $0\gpio_inenb[0:0] |
| 9/11: $0\gpio_holdover[0:0] |
| 10/11: $0\gpio_outenb[0:0] |
| 11/11: $0\mgmt_ena[0:0] |
| Creating decoders for process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:141$6'. |
| 1/1: $0\shift_register[12:0] |
| |
| 6.2.7. Executing PROC_DLATCH pass (convert process syncs to latches). |
| |
| 6.2.8. Executing PROC_DFF pass (convert process syncs to FFs). |
| Creating register for signal `\gpio_control_block.\mgmt_ena' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$24' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_holdover' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$25' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_slow_sel' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$26' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_vtrip_sel' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$27' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_inenb' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$28' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_ib_mode_sel' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$29' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_outenb' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$30' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_dm' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$31' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_ana_en' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$32' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_ana_sel' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$33' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\gpio_ana_pol' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| created $adff cell `$procdff$34' with positive edge clock and positive level reset. |
| Creating register for signal `\gpio_control_block.\shift_register' using process `\gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:141$6'. |
| created $adff cell `$procdff$35' with positive edge clock and positive level reset. |
| |
| 6.2.9. Executing PROC_CLEAN pass (remove empty switches from decision trees). |
| Removing empty process `gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:151$8'. |
| Removing empty process `gpio_control_block.$proc$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:141$6'. |
| Cleaned up 0 empty switches. |
| |
| 6.3. Executing FLATTEN pass (flatten design). |
| |
| 6.4. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| <suppressed ~6 debug messages> |
| |
| 6.5. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| Removed 1 unused cells and 23 unused wires. |
| <suppressed ~2 debug messages> |
| |
| 6.6. Executing CHECK pass (checking for obvious problems). |
| checking module gpio_control_block.. |
| found and reported 0 problems. |
| |
| 6.7. Executing OPT pass (performing simple optimizations). |
| |
| 6.7.1. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.7.2. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| <suppressed ~3 debug messages> |
| Removed a total of 1 cells. |
| |
| 6.7.3. Executing OPT_MUXTREE pass (detect dead branches in mux trees). |
| Running muxtree optimizer on module \gpio_control_block.. |
| Creating internal representation of mux trees. |
| Evaluating internal representation of mux trees. |
| Analyzing evaluation results. |
| Removed 0 multiplexer ports. |
| <suppressed ~4 debug messages> |
| |
| 6.7.4. Executing OPT_REDUCE pass (consolidate $*mux and $reduce_* inputs). |
| Optimizing cells in module \gpio_control_block. |
| Performed a total of 0 changes. |
| |
| 6.7.5. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.7.6. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 6.7.7. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| Removed 0 unused cells and 1 unused wires. |
| <suppressed ~1 debug messages> |
| |
| 6.7.8. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.7.9. Rerunning OPT passes. (Maybe there is more to do..) |
| |
| 6.7.10. Executing OPT_MUXTREE pass (detect dead branches in mux trees). |
| Running muxtree optimizer on module \gpio_control_block.. |
| Creating internal representation of mux trees. |
| Evaluating internal representation of mux trees. |
| Analyzing evaluation results. |
| Removed 0 multiplexer ports. |
| <suppressed ~4 debug messages> |
| |
| 6.7.11. Executing OPT_REDUCE pass (consolidate $*mux and $reduce_* inputs). |
| Optimizing cells in module \gpio_control_block. |
| Performed a total of 0 changes. |
| |
| 6.7.12. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.7.13. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 6.7.14. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.7.15. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.7.16. Finished OPT passes. (There is nothing left to do.) |
| |
| 6.8. Executing FSM pass (extract and optimize FSM). |
| |
| 6.8.1. Executing FSM_DETECT pass (finding FSMs in design). |
| |
| 6.8.2. Executing FSM_EXTRACT pass (extracting FSM from design). |
| |
| 6.8.3. Executing FSM_OPT pass (simple optimizations of FSMs). |
| |
| 6.8.4. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.8.5. Executing FSM_OPT pass (simple optimizations of FSMs). |
| |
| 6.8.6. Executing FSM_RECODE pass (re-assigning FSM state encoding). |
| |
| 6.8.7. Executing FSM_INFO pass (dumping all available information on FSM cells). |
| |
| 6.8.8. Executing FSM_MAP pass (mapping FSMs to basic logic). |
| |
| 6.9. Executing OPT pass (performing simple optimizations). |
| |
| 6.9.1. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.9.2. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.9.3. Executing OPT_MUXTREE pass (detect dead branches in mux trees). |
| Running muxtree optimizer on module \gpio_control_block.. |
| Creating internal representation of mux trees. |
| Evaluating internal representation of mux trees. |
| Analyzing evaluation results. |
| Removed 0 multiplexer ports. |
| <suppressed ~4 debug messages> |
| |
| 6.9.4. Executing OPT_REDUCE pass (consolidate $*mux and $reduce_* inputs). |
| Optimizing cells in module \gpio_control_block. |
| Performed a total of 0 changes. |
| |
| 6.9.5. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.9.6. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 6.9.7. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.9.8. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.9.9. Finished OPT passes. (There is nothing left to do.) |
| |
| 6.10. Executing WREDUCE pass (reducing word size of cells). |
| Removed top 1 bits (of 2) from port B of cell gpio_control_block.$eq$/project/openlane/gpio_control_block/../../verilog/rtl/gpio_control_block.v:205$18 ($eq). |
| |
| 6.11. Executing PEEPOPT pass (run peephole optimizers). |
| |
| 6.12. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.13. Executing ALUMACC pass (create $alu and $macc cells). |
| Extracting $alu and $macc cells in module gpio_control_block: |
| created 0 $alu and 0 $macc cells. |
| |
| 6.14. Executing SHARE pass (SAT-based resource sharing). |
| |
| 6.15. Executing OPT pass (performing simple optimizations). |
| |
| 6.15.1. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.15.2. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.15.3. Executing OPT_MUXTREE pass (detect dead branches in mux trees). |
| Running muxtree optimizer on module \gpio_control_block.. |
| Creating internal representation of mux trees. |
| Evaluating internal representation of mux trees. |
| Analyzing evaluation results. |
| Removed 0 multiplexer ports. |
| <suppressed ~4 debug messages> |
| |
| 6.15.4. Executing OPT_REDUCE pass (consolidate $*mux and $reduce_* inputs). |
| Optimizing cells in module \gpio_control_block. |
| Performed a total of 0 changes. |
| |
| 6.15.5. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.15.6. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 6.15.7. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.15.8. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.15.9. Finished OPT passes. (There is nothing left to do.) |
| |
| 6.16. Executing MEMORY pass. |
| |
| 6.16.1. Executing OPT_MEM pass (optimize memories). |
| Performed a total of 0 transformations. |
| |
| 6.16.2. Executing MEMORY_DFF pass (merging $dff cells to $memrd and $memwr). |
| |
| 6.16.3. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.16.4. Executing MEMORY_SHARE pass (consolidating $memrd/$memwr cells). |
| |
| 6.16.5. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.16.6. Executing MEMORY_COLLECT pass (generating $mem cells). |
| |
| 6.17. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.18. Executing OPT pass (performing simple optimizations). |
| |
| 6.18.1. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| <suppressed ~3 debug messages> |
| |
| 6.18.2. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.18.3. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 6.18.4. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| Removed 0 unused cells and 1 unused wires. |
| <suppressed ~1 debug messages> |
| |
| 6.18.5. Finished fast OPT passes. |
| |
| 6.19. Executing MEMORY_MAP pass (converting $mem cells to logic and flip-flops). |
| |
| 6.20. Executing OPT pass (performing simple optimizations). |
| |
| 6.20.1. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.20.2. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.20.3. Executing OPT_MUXTREE pass (detect dead branches in mux trees). |
| Running muxtree optimizer on module \gpio_control_block.. |
| Creating internal representation of mux trees. |
| Evaluating internal representation of mux trees. |
| Analyzing evaluation results. |
| Removed 0 multiplexer ports. |
| <suppressed ~3 debug messages> |
| |
| 6.20.4. Executing OPT_REDUCE pass (consolidate $*mux and $reduce_* inputs). |
| Optimizing cells in module \gpio_control_block. |
| Performed a total of 0 changes. |
| |
| 6.20.5. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.20.6. Executing OPT_SHARE pass. |
| |
| 6.20.7. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 6.20.8. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 6.20.9. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 6.20.10. Finished OPT passes. (There is nothing left to do.) |
| |
| 6.21. Executing TECHMAP pass (map to technology primitives). |
| |
| 6.21.1. Executing Verilog-2005 frontend: /build/bin/../share/yosys/techmap.v |
| Parsing Verilog input from `/build/bin/../share/yosys/techmap.v' to AST representation. |
| Generating RTLIL representation for module `\_90_simplemap_bool_ops'. |
| Generating RTLIL representation for module `\_90_simplemap_reduce_ops'. |
| Generating RTLIL representation for module `\_90_simplemap_logic_ops'. |
| Generating RTLIL representation for module `\_90_simplemap_compare_ops'. |
| Generating RTLIL representation for module `\_90_simplemap_various'. |
| Generating RTLIL representation for module `\_90_simplemap_registers'. |
| Generating RTLIL representation for module `\_90_shift_ops_shr_shl_sshl_sshr'. |
| Generating RTLIL representation for module `\_90_shift_shiftx'. |
| Generating RTLIL representation for module `\_90_fa'. |
| Generating RTLIL representation for module `\_90_lcu'. |
| Generating RTLIL representation for module `\_90_alu'. |
| Generating RTLIL representation for module `\_90_macc'. |
| Generating RTLIL representation for module `\_90_alumacc'. |
| Generating RTLIL representation for module `\$__div_mod_u'. |
| Generating RTLIL representation for module `\$__div_mod_trunc'. |
| Generating RTLIL representation for module `\_90_div'. |
| Generating RTLIL representation for module `\_90_mod'. |
| Generating RTLIL representation for module `\$__div_mod_floor'. |
| Generating RTLIL representation for module `\_90_divfloor'. |
| Generating RTLIL representation for module `\_90_modfloor'. |
| Generating RTLIL representation for module `\_90_pow'. |
| Generating RTLIL representation for module `\_90_pmux'. |
| Generating RTLIL representation for module `\_90_lut'. |
| Successfully finished Verilog frontend. |
| |
| 6.21.2. Continuing TECHMAP pass. |
| Using extmapper simplemap for cells of type $not. |
| Using extmapper simplemap for cells of type $and. |
| Using extmapper simplemap for cells of type $mux. |
| Using extmapper simplemap for cells of type $eq. |
| Using extmapper simplemap for cells of type $adff. |
| No more expansions possible. |
| <suppressed ~93 debug messages> |
| |
| 6.22. Executing OPT pass (performing simple optimizations). |
| |
| 6.22.1. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| <suppressed ~3 debug messages> |
| |
| 6.22.2. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.22.3. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 6.22.4. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| Removed 1 unused cells and 3 unused wires. |
| <suppressed ~2 debug messages> |
| |
| 6.22.5. Finished fast OPT passes. |
| |
| 6.23. Executing ABC pass (technology mapping using ABC). |
| |
| 6.23.1. Extracting gate netlist of module `\gpio_control_block' to `<abc-temp-dir>/input.blif'.. |
| Extracted 15 gates and 28 wires to a netlist network with 12 inputs and 6 outputs. |
| |
| 6.23.1.1. Executing ABC. |
| Running ABC command: <yosys-exe-dir>/yosys-abc -s -f <abc-temp-dir>/abc.script 2>&1 |
| ABC: ABC command line: "source <abc-temp-dir>/abc.script". |
| ABC: |
| ABC: + read_blif <abc-temp-dir>/input.blif |
| ABC: + read_library <abc-temp-dir>/stdcells.genlib |
| ABC: Entered genlib library with 13 gates from file "<abc-temp-dir>/stdcells.genlib". |
| ABC: + strash |
| ABC: + dretime |
| ABC: + map |
| ABC: + write_blif <abc-temp-dir>/output.blif |
| |
| 6.23.1.2. Re-integrating ABC results. |
| ABC RESULTS: AND cells: 2 |
| ABC RESULTS: ANDNOT cells: 1 |
| ABC RESULTS: MUX cells: 4 |
| ABC RESULTS: NOR cells: 1 |
| ABC RESULTS: NOT cells: 2 |
| ABC RESULTS: ORNOT cells: 2 |
| ABC RESULTS: internal signals: 10 |
| ABC RESULTS: input signals: 12 |
| ABC RESULTS: output signals: 6 |
| Removing temp directory. |
| |
| 6.24. Executing OPT pass (performing simple optimizations). |
| |
| 6.24.1. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| <suppressed ~2 debug messages> |
| |
| 6.24.2. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 6.24.3. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 6.24.4. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| Removed 1 unused cells and 28 unused wires. |
| <suppressed ~3 debug messages> |
| |
| 6.24.5. Finished fast OPT passes. |
| |
| 6.25. Executing HIERARCHY pass (managing design hierarchy). |
| |
| 6.25.1. Analyzing design hierarchy.. |
| Top module: \gpio_control_block |
| |
| 6.25.2. Analyzing design hierarchy.. |
| Top module: \gpio_control_block |
| Removed 0 unused modules. |
| |
| 6.26. Printing statistics. |
| |
| === gpio_control_block === |
| |
| Number of wires: 43 |
| Number of wire bits: 59 |
| Number of public wires: 37 |
| Number of public wire bits: 53 |
| Number of memories: 0 |
| Number of memory bits: 0 |
| Number of processes: 0 |
| Number of cells: 39 |
| $_ANDNOT_ 1 |
| $_AND_ 2 |
| $_DFF_PP0_ 23 |
| $_DFF_PP1_ 3 |
| $_MUX_ 4 |
| $_NOR_ 1 |
| $_NOT_ 1 |
| $_ORNOT_ 2 |
| sky130_fd_sc_hd__conb_1 1 |
| sky130_fd_sc_hd__einvp_8 1 |
| |
| 6.27. Executing CHECK pass (checking for obvious problems). |
| checking module gpio_control_block.. |
| found and reported 0 problems. |
| |
| 7. Executing SHARE pass (SAT-based resource sharing). |
| |
| 8. Executing OPT pass (performing simple optimizations). |
| |
| 8.1. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 8.2. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 8.3. Executing OPT_MUXTREE pass (detect dead branches in mux trees). |
| Running muxtree optimizer on module \gpio_control_block.. |
| Creating internal representation of mux trees. |
| No muxes found in this module. |
| Removed 0 multiplexer ports. |
| |
| 8.4. Executing OPT_REDUCE pass (consolidate $*mux and $reduce_* inputs). |
| Optimizing cells in module \gpio_control_block. |
| Performed a total of 0 changes. |
| |
| 8.5. Executing OPT_MERGE pass (detect identical cells). |
| Finding identical cells in module `\gpio_control_block'. |
| Removed a total of 0 cells. |
| |
| 8.6. Executing OPT_DFF pass (perform DFF optimizations). |
| |
| 8.7. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| |
| 8.8. Executing OPT_EXPR pass (perform const folding). |
| Optimizing module gpio_control_block. |
| |
| 8.9. Finished OPT passes. (There is nothing left to do.) |
| |
| 9. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| Removed 0 unused cells and 9 unused wires. |
| <suppressed ~9 debug messages> |
| |
| 10. Printing statistics. |
| |
| === gpio_control_block === |
| |
| Number of wires: 34 |
| Number of wire bits: 48 |
| Number of public wires: 28 |
| Number of public wire bits: 42 |
| Number of memories: 0 |
| Number of memory bits: 0 |
| Number of processes: 0 |
| Number of cells: 39 |
| $_ANDNOT_ 1 |
| $_AND_ 2 |
| $_DFF_PP0_ 23 |
| $_DFF_PP1_ 3 |
| $_MUX_ 4 |
| $_NOR_ 1 |
| $_NOT_ 1 |
| $_ORNOT_ 2 |
| sky130_fd_sc_hd__conb_1 1 |
| sky130_fd_sc_hd__einvp_8 1 |
| |
| 11. Executing DFFLIBMAP pass (mapping DFF cells to sequential cells from liberty file). |
| cell sky130_fd_sc_hd__dfxtp_4 (noninv, pins=3, area=23.77) is a direct match for cell type $_DFF_P_. |
| cell sky130_fd_sc_hd__dfrtp_4 (noninv, pins=4, area=28.78) is a direct match for cell type $_DFF_PN0_. |
| cell sky130_fd_sc_hd__dfstp_4 (noninv, pins=4, area=30.03) is a direct match for cell type $_DFF_PN1_. |
| cell sky130_fd_sc_hd__dfbbn_2 (noninv, pins=6, area=35.03) is a direct match for cell type $_DFFSR_NNN_. |
| final dff cell mappings: |
| unmapped dff cell: $_DFF_N_ |
| \sky130_fd_sc_hd__dfxtp_4 _DFF_P_ (.CLK( C), .D( D), .Q( Q)); |
| unmapped dff cell: $_DFF_NN0_ |
| unmapped dff cell: $_DFF_NN1_ |
| unmapped dff cell: $_DFF_NP0_ |
| unmapped dff cell: $_DFF_NP1_ |
| \sky130_fd_sc_hd__dfrtp_4 _DFF_PN0_ (.CLK( C), .D( D), .Q( Q), .RESET_B( R)); |
| \sky130_fd_sc_hd__dfstp_4 _DFF_PN1_ (.CLK( C), .D( D), .Q( Q), .SET_B( R)); |
| unmapped dff cell: $_DFF_PP0_ |
| unmapped dff cell: $_DFF_PP1_ |
| \sky130_fd_sc_hd__dfbbn_2 _DFFSR_NNN_ (.CLK_N( C), .D( D), .Q( Q), .Q_N(~Q), .RESET_B( R), .SET_B( S)); |
| unmapped dff cell: $_DFFSR_NNP_ |
| unmapped dff cell: $_DFFSR_NPN_ |
| unmapped dff cell: $_DFFSR_NPP_ |
| unmapped dff cell: $_DFFSR_PNN_ |
| unmapped dff cell: $_DFFSR_PNP_ |
| unmapped dff cell: $_DFFSR_PPN_ |
| unmapped dff cell: $_DFFSR_PPP_ |
| |
| 11.1. Executing DFFLEGALIZE pass (convert FFs to types supported by the target). |
| Mapping DFF cells in module `\gpio_control_block': |
| mapped 23 $_DFF_PN0_ cells to \sky130_fd_sc_hd__dfrtp_4 cells. |
| mapped 3 $_DFF_PN1_ cells to \sky130_fd_sc_hd__dfstp_4 cells. |
| |
| 12. Printing statistics. |
| |
| === gpio_control_block === |
| |
| Number of wires: 60 |
| Number of wire bits: 74 |
| Number of public wires: 28 |
| Number of public wire bits: 42 |
| Number of memories: 0 |
| Number of memory bits: 0 |
| Number of processes: 0 |
| Number of cells: 65 |
| $_ANDNOT_ 1 |
| $_AND_ 2 |
| $_MUX_ 4 |
| $_NOR_ 1 |
| $_NOT_ 27 |
| $_ORNOT_ 2 |
| sky130_fd_sc_hd__conb_1 1 |
| sky130_fd_sc_hd__dfrtp_4 23 |
| sky130_fd_sc_hd__dfstp_4 3 |
| sky130_fd_sc_hd__einvp_8 1 |
| |
| 13. Executing ABC pass (technology mapping using ABC). |
| |
| 13.1. Extracting gate netlist of module `\gpio_control_block' to `/tmp/yosys-abc-cynOzn/input.blif'.. |
| Extracted 37 gates and 49 wires to a netlist network with 12 inputs and 31 outputs. |
| |
| 13.1.1. Executing ABC. |
| Running ABC command: /build/bin/yosys-abc -s -f /tmp/yosys-abc-cynOzn/abc.script 2>&1 |
| ABC: ABC command line: "source /tmp/yosys-abc-cynOzn/abc.script". |
| ABC: |
| ABC: + read_blif /tmp/yosys-abc-cynOzn/input.blif |
| ABC: + read_lib -w /project/openlane/gpio_control_block/runs/gpio_control_block/tmp/trimmed.lib |
| ABC: Parsing finished successfully. Parsing time = 0.02 sec |
| ABC: Scl_LibertyReadGenlib() skipped sequential cell "sky130_fd_sc_hd__dfbbn_2". |
| ABC: Scl_LibertyReadGenlib() skipped sequential cell "sky130_fd_sc_hd__dfrbp_2". |
| ABC: Scl_LibertyReadGenlib() skipped sequential cell "sky130_fd_sc_hd__dfrtp_4". |
| ABC: Scl_LibertyReadGenlib() skipped sequential cell "sky130_fd_sc_hd__dfstp_4". |
| ABC: Scl_LibertyReadGenlib() skipped sequential cell "sky130_fd_sc_hd__dfxbp_2". |
| ABC: Scl_LibertyReadGenlib() skipped sequential cell "sky130_fd_sc_hd__dfxtp_4". |
| ABC: Library "sky130_fd_sc_hd__tt_025C_1v80" from "/project/openlane/gpio_control_block/runs/gpio_control_block/tmp/trimmed.lib" has 43 cells (6 skipped: 6 seq; 0 tri-state; 0 no func; 0 dont_use). Time = 0.03 sec |
| ABC: Memory = 1.82 MB. Time = 0.03 sec |
| ABC: + read_constr -v /project/openlane/gpio_control_block/runs/gpio_control_block/tmp/synthesis/yosys.sdc |
| ABC: Setting driving cell to be "sky130_fd_sc_hd__inv_8". |
| ABC: Setting output load to be 17.650000. |
| ABC: + read_constr /project/openlane/gpio_control_block/runs/gpio_control_block/tmp/synthesis/yosys.sdc |
| ABC: + fx |
| ABC: The network is unchanged by fast extract. |
| ABC: + mfs |
| ABC: + strash |
| ABC: + refactor |
| ABC: + balance |
| ABC: + rewrite |
| ABC: + refactor |
| ABC: + balance |
| ABC: + rewrite |
| ABC: + rewrite -z |
| ABC: + balance |
| ABC: + refactor -z |
| ABC: + rewrite -z |
| ABC: + balance |
| ABC: + retime -D -D 10000 -M 5 |
| ABC: + scleanup |
| ABC: Error: The network is combinational. |
| ABC: + amap -m -Q 0.1 -F 20 -A 20 -C 5000 |
| ABC: + retime -D -D 10000 |
| ABC: + buffer -N 5 -S 1000.0 |
| ABC: + upsize -D 10000 |
| ABC: Current delay (728.10 ps) does not exceed the target delay (10000.00 ps). Upsizing is not performed. |
| ABC: + dnsize -D 10000 |
| ABC: + stime -p |
| ABC: WireLoad = "none" Gates = 43 ( 79.1 %) Cap = 13.1 ff ( 0.0 %) Area = 277.77 (100.0 %) Delay = 728.10 ps ( 9.3 %) |
| ABC: Path 0 -- 6 : 0 1 pi A = 0.00 Df = 6.1 -4.2 ps S = 17.8 ps Cin = 0.0 ff Cout = 4.6 ff Cmax = 0.0 ff G = 0 |
| ABC: Path 1 -- 77 : 1 1 sky130_fd_sc_hd__inv_2 A = 3.75 Df = 24.9 -0.9 ps S = 19.0 ps Cin = 4.5 ff Cout = 2.5 ff Cmax = 331.4 ff G = 53 |
| ABC: Path 2 -- 78 : 3 2 sky130_fd_sc_hd__and3_4 A = 11.26 Df = 207.5 -24.4 ps S = 64.9 ps Cin = 2.4 ff Cout = 11.8 ff Cmax = 532.8 ff G = 462 |
| ABC: Path 3 -- 79 : 2 1 sky130_fd_sc_hd__or2_4 A = 8.76 Df = 403.6 -87.4 ps S = 46.2 ps Cin = 2.4 ff Cout = 4.5 ff Cmax = 514.5 ff G = 179 |
| ABC: Path 4 -- 81 : 5 1 sky130_fd_sc_hd__a32o_4 A = 21.27 Df = 728.1 -193.3 ps S = 83.2 ps Cin = 4.3 ff Cout = 17.6 ff Cmax = 536.5 ff G = 407 |
| ABC: Start-point = pi5 (\pad_gpio_dm [2]). End-point = po26 (\pad_gpio_out). |
| ABC: + print_stats -m |
| ABC: netlist : i/o = 12/ 31 lat = 0 nd = 43 edge = 59 area =277.61 delay = 4.00 lev = 4 |
| ABC: + write_blif /tmp/yosys-abc-cynOzn/output.blif |
| |
| 13.1.2. Re-integrating ABC results. |
| ABC RESULTS: sky130_fd_sc_hd__a32o_4 cells: 2 |
| ABC RESULTS: sky130_fd_sc_hd__and2_4 cells: 2 |
| ABC RESULTS: sky130_fd_sc_hd__and3_4 cells: 1 |
| ABC RESULTS: sky130_fd_sc_hd__buf_2 cells: 31 |
| ABC RESULTS: sky130_fd_sc_hd__inv_2 cells: 3 |
| ABC RESULTS: sky130_fd_sc_hd__nand2_4 cells: 2 |
| ABC RESULTS: sky130_fd_sc_hd__or2_4 cells: 2 |
| ABC RESULTS: internal signals: 6 |
| ABC RESULTS: input signals: 12 |
| ABC RESULTS: output signals: 31 |
| Removing temp directory. |
| |
| 14. Executing SETUNDEF pass (replace undef values with defined constants). |
| |
| 15. Executing HILOMAP pass (mapping to constant drivers). |
| |
| 16. Executing SPLITNETS pass (splitting up multi-bit signals). |
| |
| 17. Executing OPT_CLEAN pass (remove unused cells and wires). |
| Finding unused cells or wires in module \gpio_control_block.. |
| Removed 0 unused cells and 50 unused wires. |
| <suppressed ~3 debug messages> |
| |
| 18. Executing INSBUF pass (insert buffer cells for connected wires). |
| |
| 19. Executing CHECK pass (checking for obvious problems). |
| checking module gpio_control_block.. |
| found and reported 0 problems. |
| |
| 20. Printing statistics. |
| |
| === gpio_control_block === |
| |
| Number of wires: 77 |
| Number of wire bits: 79 |
| Number of public wires: 38 |
| Number of public wire bits: 40 |
| Number of memories: 0 |
| Number of memory bits: 0 |
| Number of processes: 0 |
| Number of cells: 71 |
| sky130_fd_sc_hd__a32o_4 2 |
| sky130_fd_sc_hd__and2_4 2 |
| sky130_fd_sc_hd__and3_4 1 |
| sky130_fd_sc_hd__buf_2 31 |
| sky130_fd_sc_hd__conb_1 1 |
| sky130_fd_sc_hd__dfrtp_4 23 |
| sky130_fd_sc_hd__dfstp_4 3 |
| sky130_fd_sc_hd__einvp_8 1 |
| sky130_fd_sc_hd__inv_2 3 |
| sky130_fd_sc_hd__nand2_4 2 |
| sky130_fd_sc_hd__or2_4 2 |
| |
| Chip area for module '\gpio_control_block': 1056.012800 |
| |
| 21. Executing Verilog backend. |
| Dumping module `\gpio_control_block'. |
| |
| Warnings: 1 unique messages, 1 total |
| End of script. Logfile hash: 43ae35894e, CPU: user 0.83s system 0.02s, MEM: 44.12 MB peak |
| Yosys 0.9+3621 (git sha1 84e9fa7, gcc 8.3.1 -fPIC -Os) |
| Time spent: 28% 4x stat (0 sec), 28% 2x read_liberty (0 sec), ... |