121 commits

Author	SHA1	Message	Date
Eddie Hung	5a0f2e43c7	Rename __builtin_bswap32 -> bswap32	2019-07-09 09:35:09 -07:00
Eddie Hung	10524064e9	write_xaiger to treat unknown cell connections as keep-s	2019-07-02 19:14:30 -07:00
Eddie Hung	38d8806bd7	Add generic __builtin_bswap32 function	2019-06-28 09:59:47 -07:00
Eddie Hung	524af21317	Also fix write_aiger for UB	2019-06-28 09:55:07 -07:00
Eddie Hung	36e2eb06bb	Fix more potential for undefined behaviour due to container invalidation	2019-06-28 09:51:43 -07:00
Eddie Hung	9398921af1	Refactor for one "abc_carry" attribute on module	2019-06-27 16:07:14 -07:00
Eddie Hung	080a5ca536	Improve debugging message for comb loops	2019-06-26 20:02:38 -07:00
Eddie Hung	7903ebe3e0	Carry in/out box ordering now move to end, not swap with end	2019-06-22 14:18:42 -07:00
Eddie Hung	fddb027cab	Replace assert with error message	2019-06-21 17:18:04 -07:00
Eddie Hung	7074ec9cd5	Add log_push()/log_pop() inside write_xaiger	2019-06-21 17:17:29 -07:00
Eddie Hung	65c1199acd	One more workaround for gcc-4.8	2019-06-21 14:36:24 -07:00
Eddie Hung	bd7ec673dd	No point logging constant bit	2019-06-21 14:31:09 -07:00
Eddie Hung	70c93ea0c4	Move comment	2019-06-21 14:31:09 -07:00
Eddie Hung	6a336ca23e	Fix spacing	2019-06-20 22:30:20 -07:00
Eddie Hung	e21f01d938	Refactor bit2aig for less lookups	2019-06-20 22:10:43 -07:00
Eddie Hung	4422b7311b	Fix gcc invalidation behaviour for write_aiger	2019-06-20 22:10:43 -07:00
Eddie Hung	32f8014e12	Fix gcc error, due to dict invalidation during recursion	2019-06-20 22:10:43 -07:00
Eddie Hung	8e56cfb6bb	write_xaiger to flatten 1'bx/1'bz to 1'b0 again	2019-06-20 19:41:27 -07:00
Eddie Hung	ad36eb24c0	Fix different abc9 test	2019-06-20 19:41:27 -07:00
Eddie Hung	9faeba7a66	Fix broken abc9.v test due to inout being 1'bx	2019-06-20 19:41:27 -07:00
Eddie Hung	e612dade12	Merge remote-tracking branch 'origin/master' into xaig	2019-06-20 19:00:36 -07:00
Eddie Hung	4e5836a5fb	Handle COs driven by 1'bx	2019-06-20 17:38:04 -07:00
Eddie Hung	f2d541962e	write_xaiger to skip POs driven by 1'bx	2019-06-20 17:37:54 -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