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yosys
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229 Commits

Author SHA1 Message Date
Eddie Hung 746f70a9ce Update comment 2019-06-14 13:10:46 -07:00
Eddie Hung 0fa6a441f1 Check that whiteboxes are synthesisable 2019-06-14 13:08:38 -07:00
Eddie Hung 2d85725604 Get rid of compiler warnings 2019-06-14 13:07:56 -07:00
Eddie Hung 7876b5b8be Cover __APPLE__ too for little to big endian 2019-06-14 12:40:51 -07:00
Eddie Hung a48b5bfaa5 Further cleanup based on @daveshah1 2019-06-14 12:25:06 -07:00
Eddie Hung 97d2656375 Resolve comments from @daveshah1 2019-06-14 12:00:02 -07:00
Eddie Hung ee428f73ab Remove WIP ABC9 flop support 2019-06-14 10:37:52 -07:00
Eddie Hung 1656c44373 Cleanup 2019-06-14 10:29:27 -07:00
Eddie Hung 751e640c1d Merge branch 'xaig' of github.com:YosysHQ/yosys into xaig 2019-06-14 10:29:16 -07:00
Eddie Hung 1948e7c846 Cleanup/optimise toposort in write_xaiger 2019-06-14 10:13:17 -07:00
David Shah 9566573054 ecp5: Add abc9 option 
Signed-off-by: David Shah <dave@ds0.me>
 2019-06-14 17:15:02 +01:00
Eddie Hung 8374eb1cb4 Remove unnecessary undriven_bits.insert 2019-06-12 15:55:02 -07:00
Eddie Hung fb2758aade write_xaiger to preserve POs even if driven by constant 2019-06-12 15:44:30 -07:00
Eddie Hung 2e7b3eee40 Add a couple more tests 2019-06-12 15:43:43 -07:00
Eddie Hung 14e870d4c4 More write_xaiger cleanup 2019-06-12 10:00:57 -07:00
Eddie Hung 4be417f6e1 Cleanup write_xaiger 2019-06-12 09:53:14 -07:00
Eddie Hung b21d29598a Consistency 2019-06-12 09:40:51 -07:00
Eddie Hung 7b186740d3 Add log_assert to ensure no loops 2019-06-04 12:01:25 -07:00
Eddie Hung 1b836c93bb Only toposort builtin and abc types 2019-06-04 11:56:58 -07:00
Eddie Hung 257f7ff5f6 When creating new holes cell, inherit parameters too 2019-06-03 12:30:54 -07:00
Eddie Hung 4623177655 ABC9 to understand flops 2019-05-31 15:23:33 -07:00
Eddie Hung eb08e71bd1 Merge branch 'xaig' into xc7mux 2019-05-31 13:03:03 -07:00
Eddie Hung 887c31f33b Fix issue where keep signal became PI, but also box was adding CI driver 2019-05-30 16:03:22 -07:00
Eddie Hung e3c8132d7a Do not re-sort box_module ports 2019-05-30 12:26:51 -07:00
Eddie Hung fdfc18be91 Carry in/out to be the last input/output for chains to be preserved 2019-05-30 01:23:36 -07:00
Eddie Hung 1423384367 Fix abc_test024 2019-05-29 15:24:09 -07:00
Eddie Hung b4321a31bb Fix for abc9_test022 2019-05-28 12:42:17 -07:00
Eddie Hung 13e233217c Small improvement 2019-05-28 11:29:59 -07:00
Eddie Hung 3f60061615 Map file to include boxes not CI/CO 2019-05-27 23:10:59 -07:00
Eddie Hung 234156c01a Instantiate cell type (from sym file) otherwise 'clean' warnings 2019-05-27 12:16:10 -07:00
Eddie Hung 03b289a851 Add 'cinput' and 'coutput' to symbols file for boxes 2019-05-27 11:38:52 -07:00
Eddie Hung 3c8368454f Fix "a" connectivity 2019-05-26 14:14:13 -07:00
Eddie Hung 67f7c64a77 Fix padding, remove CIs from undriven_bits before erasing undriven POs 2019-05-26 11:26:38 -07:00
Eddie Hung 32a4c10c0d Fix "a" extension 2019-05-26 02:44:36 -07:00
Eddie Hung 01684643b6 Fix "write_xaiger", and to write each box contents into holes 2019-05-25 22:34:50 -07:00
Eddie Hung 0f094fba08 Pad all boxes so that all input/output connections specified 2019-05-21 16:19:23 -07:00
Eddie Hung eec314e262 Remove topo sort no-loop assertion, with test 2019-04-24 21:06:53 -07:00
Eddie Hung ac2aff9e28 Fix abc9 with (* keep *) wires 2019-04-23 16:11:39 -07:00
Eddie Hung bfd71e0990 Fix abc9 with (* keep *) wires 2019-04-23 16:11:14 -07:00
Eddie Hung 8f30019b68 Revert "Temporarily remove 'r' extension" 
This reverts commit eaf3c24772.
 2019-04-22 17:41:21 -07:00
Eddie Hung eaf3c24772 Temporarily remove 'r' extension 2019-04-22 11:54:19 -07:00
Eddie Hung b780c0a7de Allow POs to be PIs in XAIG 2019-04-22 11:22:29 -07:00
Eddie Hung 76bba49182 Fixes for simple_abc9 tests 2019-04-19 15:47:36 -07:00
Eddie Hung 35f44f3ae8 Do not assume inst_module is always present 2019-04-19 08:44:53 -07:00
Eddie Hung 3544a7cd7b ignore_boxes -> holes_mode 2019-04-19 08:37:10 -07:00
Eddie Hung 6bdf98d591 Add flop support for write_xaiger 2019-04-18 17:43:13 -07:00
Eddie Hung 4c327cf316 Use new -wb flag for ABC flow 2019-04-18 10:32:41 -07:00
Eddie Hung 23cd2e5de0 Fix $anyseq warning and cleanup 2019-04-17 16:03:29 -07:00
Eddie Hung 1ec5f18346 Cope with inout ports 2019-04-17 14:43:45 -07:00
Eddie Hung 2b860809e9 Stop topological sort at abc_flop_q 2019-04-17 12:28:19 -07:00
Eddie Hung d59185f1d6 Remove init* from xaiger, also topo-sort cells for box flow 2019-04-17 11:08:42 -07:00
Eddie Hung 5c134980c4 Optimise 2019-04-16 21:05:44 -07:00
Eddie Hung e7a8955818 CIs before PIs; also sort each cell's connections before iterating 2019-04-16 16:37:47 -07:00
Eddie Hung 55a3638c71 Port from xc7mux branch 2019-04-16 15:01:45 -07:00
Eddie Hung fe0b421212 Output __const0__ and __const1__ CIs 2019-04-12 18:16:25 -07:00
Eddie Hung 686e772f0b ci_bits and co_bits now a list, order is important for ABC 2019-04-12 16:17:48 -07:00
Eddie Hung c748391730 WIP 2019-04-12 14:13:11 -07:00
Eddie Hung 2217d59e29 Add non-input bits driven by unrecognised cells as ci_bits 2019-04-10 18:06:33 -07:00
Eddie Hung 8e883d92ed write_xaiger to behave for undriven/unused inouts 2019-02-26 12:17:51 -08:00
Eddie Hung c492a3a1c4 write_xaiger duplicate inout port into out port with $inout.out suffix 2019-02-25 18:39:36 -08:00
Eddie Hung 292f80d231 Cleanup abc9 code 2019-02-25 15:20:56 -08:00
Eddie Hung 5180338e80 write_xaiger to write __dummy_o__ for -symbols too 2019-02-21 17:03:18 -08:00
Eddie Hung 085ed9f487 Add attribution 2019-02-21 14:40:13 -08:00
Eddie Hung 2f96a0ed32 write_xaiger to use original bit for co, not sigmap()-ed bit 2019-02-21 11:15:25 -08:00
Eddie Hung f89b112fbf write_aiger: fix CI/CO and symbols 2019-02-20 15:35:32 -08:00
Eddie Hung ef60ca1717 write_xaiger to not write latches, CO/PO fixes 2019-02-20 11:09:13 -08:00
Eddie Hung 30f1204721 Cleanup 2019-02-16 22:22:17 -08:00
Eddie Hung 76c35f80f4 Cleanup 2019-02-16 21:09:48 -08:00
Eddie Hung 6a57de9013 write_xaiger to support non-bit cell connections, and cope with COs for -O 2019-02-16 21:00:39 -08:00
Eddie Hung b9a305b85d write_aiger -O to write dummy output as __dummy_o__ 2019-02-16 20:08:59 -08:00
Eddie Hung 0c409e6d8c Tidy up write_xaiger 2019-02-16 08:48:33 -08:00
Eddie Hung 2c1655ae94 write_aiger() to perform CI/CO post-processing and fix symbols 2019-02-16 08:46:25 -08:00
Eddie Hung 486a270415 Fixes needed for DFF circuits 2019-02-15 15:22:18 -08:00
Eddie Hung 3ac5b65197 write_xaiger to cope with unknown cells by transforming them to CI/CO 2019-02-15 11:51:21 -08:00
Eddie Hung c69fba8de5 More cleanup 2019-02-14 14:52:47 -08:00
Eddie Hung 7328775584 More cleanup of write_xaiger 2019-02-14 14:48:38 -08:00
Eddie Hung afa4389445 Get rid of formal stuff from xaiger backend 2019-02-14 13:27:26 -08:00
Eddie Hung ecd2446132 Add write_xaiger 2019-02-11 15:18:42 -08:00
Eddie Hung db08afe146 Copy backends/aiger/aiger.cc to xaiger.cc 2019-02-08 14:53:12 -08:00