584 commits

Author	SHA1	Message	Date
Clifford Wolf	c20571ca5e	Avoid re-arranging signals on register outputs	2013-10-17 20:48:40 +02:00
Clifford Wolf	f5c0ed6c79	Fixed detection of major wires in opt_clean	2013-10-17 02:41:59 +02:00
Clifford Wolf	96e7abad48	Added iopadmap pass	2013-10-16 16:16:06 +02:00
Clifford Wolf	a5836af172	Added "clean -purge" and ";;;" support	2013-08-11 13:59:14 +02:00
Clifford Wolf	080f0aac34	Added ";;" as shortcut for "; clean;"	2013-08-11 13:33:38 +02:00
Clifford Wolf	05483619f0	Some fixes to improve determinism	2013-08-09 12:42:32 +02:00
Clifford Wolf	8cd153612e	Added "clean" command (less verbose opt_clean)	2013-08-08 10:53:37 +02:00
Clifford Wolf	e729857647	Improved handling of private names in opt_clean and rename commands	2013-08-07 18:39:49 +02:00
Clifford Wolf	a9fefc6ce1	Bugfixes for empty signal vectors	2013-07-10 12:52:29 +02:00
Clifford Wolf	cf885c4a28	Added opt_clean -purge option	2013-07-07 12:59:30 +02:00
Clifford Wolf	0c0197cf45	Fixed handling of $eq and $ne in opt_const	2013-07-07 12:59:00 +02:00
Clifford Wolf	c32b918681	Renamed opt_rmunused to opt_clean	2013-06-05 07:07:31 +02:00
Clifford Wolf	ccd2a93439	Added log_abort() api	2013-05-24 12:32:06 +02:00
Clifford Wolf	f674150f1c	Fixed memory corruption bug in opt_rmunused	2013-05-23 13:19:28 +02:00
Clifford Wolf	3b8882ae49	Some improvements in opt_rmdff	2013-05-23 07:48:18 +02:00
Clifford Wolf	3ecc314238	Fixed to aggressive x-folding in opt_const	2013-05-17 14:55:18 +02:00
Clifford Wolf	c6198ea5a8	Fixed a bug in opt_const when optimizing 1-bit compares with constants	2013-04-13 21:18:24 +02:00
Clifford Wolf	88af5b6a16	Improved opt_share for reduce cells	2013-03-29 11:19:21 +01:00
Clifford Wolf	0d48b846ac	Improved opt_share for commutative standard cells	2013-03-29 11:01:26 +01:00
Clifford Wolf	9f10acb840	added optimizations for single-bit $eq/$ne with constant input to opt_const	2013-03-19 13:33:33 +01:00
Clifford Wolf	d8a7fa6b67	improved $mux optimization in opt_const	2013-03-19 13:32:39 +01:00
Clifford Wolf	b7fcf1fb9a	keep $mux and $_MUX_ optimizations separate in opt_const	2013-03-19 13:32:04 +01:00
Johann Glaser	69674652c5	added one more suggestion to optimize MUXes in pass "opt_const"	2013-03-18 22:06:16 +01:00
Johann Glaser	a4e2c887f1	also optimize single-bit "$mux" cells in pass "opt_const", added suggestions ... for more optimizations	2013-03-18 22:05:21 +01:00
Johann Glaser	cd8008bda0	fixed typos	2013-03-18 07:28:31 +01:00
Clifford Wolf	55f927eecb	Fixed detection of public wires in opt_rmunused	2013-03-10 14:20:03 +01:00
Clifford Wolf	b96ffed69b	Automatically select new objects in abc and techmap passes	2013-03-08 09:16:25 +01:00
Clifford Wolf	45bfe26f5f	Minor hotfixes (mostly gcc build fixes)	2013-03-03 13:18:37 +01:00
Clifford Wolf	a338d1a082	Added help messages for fsm_* passes	2013-03-01 12:35:12 +01:00
Clifford Wolf	36954471a6	Added help messages for opt_* passes	2013-03-01 09:01:49 +01:00
Clifford Wolf	1bbc2b34c8	Added support for simple gates with one constant input to opt_const	2013-02-27 18:00:01 +01:00
Clifford Wolf	f28b6aff40	Implemented basic functionality of "extract" pass	2013-02-27 16:27:20 +01:00
Clifford Wolf	a321a5c412	Moved stand-alone libs to libs/ directory and added libs/subcircuit	2013-02-27 09:32:19 +01:00
Clifford Wolf	7764d0ba1d	initial import	2013-01-05 11:13:26 +01:00