78 commits

Author	SHA1	Message	Date
Eddie Hung	09ac274716	Revert "Fix broken MUXFx box, use MUXF7x2 box instead" ... This reverts commit a9a140aa6c.	2019-07-01 14:01:09 -07:00
Eddie Hung	a9a140aa6c	Fix broken MUXFx box, use MUXF7x2 box instead	2019-07-01 13:36:27 -07:00
Eddie Hung	62ba724ccb	Merge remote-tracking branch 'origin/master' into xc7mux	2019-06-29 19:39:27 -07:00
Eddie Hung	ea0f7c9be9	Restore $__XILINX_MUXF78 const optimisation	2019-06-28 12:12:41 -07:00
Eddie Hung	a193bf27c9	Clean up trimming leading 1'bx in A during techmappnig	2019-06-28 12:03:43 -07:00
Eddie Hung	4ef26d4755	Merge remote-tracking branch 'origin/master' into xc7mux	2019-06-28 11:09:42 -07:00
Eddie Hung	00f63d82ce	Reduce diff with upstream	2019-06-27 16:13:22 -07:00
Eddie Hung	4238feed81	This optimisation doesn't seem to work...	2019-06-25 09:21:46 -07:00
Eddie Hung	c3df895bf4	Reduce MuxFx resources in mux techmapping	2019-06-24 15:16:44 -07:00
Eddie Hung	db6a0b72b2	Reduce number of decomposed muxes during techmap	2019-06-24 14:28:56 -07:00
Eddie Hung	2e7992efff	Revert "Fix techmapping muxes some more" ... This reverts commit 0aae3b4f43.	2019-06-24 14:15:31 -07:00
Eddie Hung	0aae3b4f43	Fix techmapping muxes some more	2019-06-24 12:50:48 -07:00
Eddie Hung	2b4501503d	Fix mux techmapping	2019-06-24 12:18:17 -07:00
Eddie Hung	36e6da5396	Change synth_xilinx's -nomux to -minmuxf <int>	2019-06-24 10:04:01 -07:00
Eddie Hung	8bce3fb329	Fix spacing	2019-06-21 16:55:34 -07:00
Eddie Hung	9abde12110	Add $__XILINX_MUXF78 to preserve entire box	2019-06-21 15:47:42 -07:00
Eddie Hung	b63b2a0bd4	Revert "Remove wide mux inference" ... This reverts commit 738fdfe8f5.	2019-06-14 12:50:24 -07:00
Eddie Hung	75d89e56cf	Fix name clash	2019-06-13 14:27:07 -07:00
Eddie Hung	009255d11d	Move neg-pol to pos-pol mapping from ff_map to cells_map.v	2019-06-12 16:07:24 -07:00
Eddie Hung	738fdfe8f5	Remove wide mux inference	2019-06-12 09:20:46 -07:00
Eddie Hung	88ae13e6a5	$__XILINX_MUX_ -> $__XILINX_SHIFTX	2019-06-06 15:32:36 -07:00
Eddie Hung	d3b7ae218b	Fix muxcover and its techmapping	2019-06-06 15:31:18 -07:00
Eddie Hung	a8c49168fb	Run muxpack and muxcover in synth_xilinx	2019-06-06 14:43:08 -07:00
Eddie Hung	67f744d428	Cleanup	2019-06-05 12:28:46 -07:00
Eddie Hung	6cf092641f	Fix name clash	2019-06-04 09:56:36 -07:00
Eddie Hung	e260150321	Add mux_map.v for wide mux	2019-06-04 09:51:47 -07:00
Eddie Hung	9b1078b9bd	Fix/workaround symptom unveiled by #1023	2019-05-21 18:50:02 -07:00
Eddie Hung	fb09c6219b	Merge remote-tracking branch 'origin/master' into xc7mux	2019-05-21 14:21:00 -07:00
Eddie Hung	c2e29ab809	Rename cells_map.v to prevent clash with ff_map.v	2019-05-03 14:40:32 -07:00
Eddie Hung	283e33ba5a	Trim off leading 1'bx in A	2019-05-02 16:02:37 -07:00
Eddie Hung	fc72f07efd	Add don't care optimisation	2019-05-02 15:01:37 -07:00
Eddie Hung	95867109ea	Revert to pre-muxcover approach	2019-05-02 11:25:10 -07:00
Eddie Hung	5cd19b52da	Merge remote-tracking branch 'origin/master' into xc7mux	2019-05-02 10:44:59 -07:00
Eddie Hung	af840bbc63	Move neg-pol to pos-pol mapping from ff_map to cells_map.v	2019-04-28 12:36:04 -07:00
Eddie Hung	4aca928033	Fix spacing	2019-04-26 19:46:34 -07:00
Eddie Hung	e31e21766d	Try a different approach with 'muxcover'	2019-04-26 16:09:54 -07:00
Eddie Hung	f14d7f0df6	Cleanup superseded	2019-04-25 19:43:41 -07:00
Eddie Hung	60026842b2	Tweak	2019-04-22 17:59:56 -07:00
Eddie Hung	26e461f47d	Fix for A_WIDTH == 2 but B_WIDTH==3	2019-04-22 17:58:28 -07:00
Eddie Hung	1fa2c36fbd	Trim A_WIDTH by Y_WIDTH-1	2019-04-22 17:14:11 -07:00
Eddie Hung	69863f7698	Add comment	2019-04-22 16:58:44 -07:00
Eddie Hung	61161faefc	Fix for mux_case_* mappings	2019-04-22 16:56:18 -07:00
Eddie Hung	ac1e13819e	Fix for non-pow2 width muxes	2019-04-22 14:26:13 -07:00
Eddie Hung	75b96b1aff	Add synth_xilinx -nomux option	2019-04-22 12:36:15 -07:00
Eddie Hung	4486a98fd5	Merge remote-tracking branch 'origin/xc7srl' into xc7mux	2019-04-22 11:45:49 -07:00
Eddie Hung	233edf00fe	Fix cells_map.v some more	2019-04-11 10:48:14 -07:00
Eddie Hung	8658b56a08	More fine tuning	2019-04-11 10:08:05 -07:00
Eddie Hung	0ec8564099	Fix cells_map.v	2019-04-11 10:04:58 -07:00
Eddie Hung	bca3779657	Fix typo	2019-04-11 09:25:19 -07:00
Eddie Hung	87b8d29a90	Juggle opt calls in synth_xilinx	2019-04-11 09:13:39 -07:00