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101 Commits

Author SHA1 Message Date
Eddie Hung 0e3e647596 Handle COs driven by 1'bx 2019-06-20 10:47:20 -07:00
Eddie Hung efdb057c6a write_xaiger to skip POs driven by 1'bx 2019-06-20 10:21:57 -07:00
Eddie Hung f374e0ab7e Merge remote-tracking branch 'origin/master' into xc7mux 2019-06-20 10:18:01 -07:00
Ben Widawsky 4a18e19fb8 Support filename rewrite in backends 
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
 2019-06-18 14:39:52 -07:00
Eddie Hung fb90d8c18c Cleanup 2019-06-16 09:34:26 -07:00
Eddie Hung 7ff8330d1e Leave breadcrumb behind 2019-06-14 13:34:40 -07:00
Eddie Hung 46e69ee934 Remove redundant condition 2019-06-14 13:31:18 -07:00
Eddie Hung 9b55e69755 Revert "Cleanup/optimise toposort in write_xaiger" 
This reverts commit 1948e7c846.

Restores old toposort with optimisations
 2019-06-14 13:29:36 -07:00
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