598 commits

Author	SHA1	Message	Date
Clifford Wolf	8927aa6148	Removed $bu0 cell type	2014-09-04 02:07:52 +02:00
Clifford Wolf	635b922afe	Undef-related fixes in simlib $alu model	2014-09-02 23:21:59 +02:00
Clifford Wolf	c38283dbd0	Small bug fixes in $not, $neg, and $shiftx models	2014-09-02 17:48:41 +02:00
Clifford Wolf	9923762461	Fixed "test_cell -simlib all"	2014-09-01 15:37:56 +02:00
Clifford Wolf	8649b57b6f	Added $lut support in test_cell, techmap, satgen	2014-08-31 17:43:31 +02:00
Clifford Wolf	4724d94fbc	Added $alu cell type	2014-08-30 18:59:05 +02:00
Clifford Wolf	eb571cba6a	Replaced $__alu CO/CS outputs with full-width CO output	2014-08-30 15:12:39 +02:00
Clifford Wolf	a92a68ce52	Using "via_celltype" in $mul carry-save-acc implementation	2014-08-18 14:30:20 +02:00
Clifford Wolf	6f33fc3e87	Performance fix for new $__lcu techmap rule	2014-08-18 00:27:54 +02:00
Clifford Wolf	4b3834e0cc	Replaced recursive lcu scheme with bk adder	2014-08-18 00:03:33 +02:00
Clifford Wolf	976bda7102	Multiply using a carry-save accumulator	2014-08-16 21:07:29 +02:00
Clifford Wolf	47c2637a96	Added additional gate types: $_NAND_ $_NOR_ $_XNOR_ $_AOI3_ $_OAI3_ $_AOI4_ $_OAI4_	2014-08-16 18:29:39 +02:00
Clifford Wolf	1ddf150c35	Changes in techmap $__alu interface	2014-08-16 16:01:58 +02:00
Clifford Wolf	b64b38eea2	Renamed $lut ports to follow A-Y naming scheme	2014-08-15 14:18:40 +02:00
Clifford Wolf	f092b50148	Renamed $_INV_ cell type to $_NOT_	2014-08-15 14:11:40 +02:00
Clifford Wolf	5602cbde9f	Simplified $__arraymul techmap rule	2014-08-14 20:53:21 +02:00
Clifford Wolf	13f2f36884	RIP $safe_pmux	2014-08-14 11:39:46 +02:00
Clifford Wolf	7e758d5fbb	Added techmap support for actual lookahead carry unit	2014-08-13 18:40:57 +02:00
Clifford Wolf	9a065509ac	Preparations for lookahead ALU support in techmap.v	2014-08-13 16:36:30 +02:00
Clifford Wolf	c27120fcbc	New interface for $__alu in techmap.v	2014-08-13 13:04:28 +02:00
Clifford Wolf	312ee00c9e	Added adff2dff.v (for techmap -share_map)	2014-08-07 16:14:38 +02:00
Clifford Wolf	014a41fcf3	Implemented recursive techmap	2014-08-03 12:40:43 +02:00
Clifford Wolf	1202f7aa4b	Renamed "stdcells.v" to "techmap.v"	2014-07-31 02:32:00 +02:00
Clifford Wolf	41555cde10	Reorganized stdcells.v (no actual code change, just moved and indented stuff)	2014-07-31 02:21:06 +02:00
Clifford Wolf	2541489105	Added techmap CONSTMAP feature	2014-07-30 22:04:30 +02:00
Clifford Wolf	6c05badc43	New techmap default rules for $shr $sshr $shl $sshl	2014-07-30 18:49:12 +02:00
Clifford Wolf	2145e57ef0	Bugfix in simlib.v for iverilog	2014-07-29 19:23:31 +02:00
Clifford Wolf	397b00252d	Added $shift and $shiftx cell types (needed for correct part select behavior)	2014-07-29 16:35:13 +02:00
Clifford Wolf	b17d6531c8	Added "make PRETTY=1"	2014-07-24 17:15:01 +02:00
Clifford Wolf	f1ca93a0a3	Fixed simlib.v model for $mem	2014-07-17 16:48:36 +02:00
Clifford Wolf	dcdd5c11b4	Updated simlib to new $mem/$memwr interface	2014-07-16 11:46:40 +02:00
Clifford Wolf	7370ae01e9	Added SIMLIB_NOLUT to simlib.v	2014-04-02 21:28:33 +02:00
Clifford Wolf	e24797add0	Added SIMLIB_NOSR to simlib.v	2014-04-02 21:06:55 +02:00
Clifford Wolf	d4a1b0af5b	Added support for dlatchsr cells	2014-03-31 14:14:40 +02:00
Clifford Wolf	7aa2d746b7	Merged addition of SED makefile variable from github.com/Siesh1oo/yosys ... (see https://github.com/cliffordwolf/yosys/pull/28)	2014-03-11 14:42:58 +01:00
Clifford Wolf	973507d85b	Fixes for improved techmap of shifts with large B inputs	2014-03-06 13:33:12 +01:00
Clifford Wolf	8406e7f7b6	Strictly zero-extend unsigned A-inputs of shift operations in techmap	2014-03-06 12:15:44 +01:00
Clifford Wolf	d7f29bb23f	Improved techmap of shift with wide B inputs	2014-03-06 12:14:20 +01:00
Clifford Wolf	fc3b3c4ec3	Added $slice and $concat cell types	2014-02-07 17:44:57 +01:00
Clifford Wolf	a6750b3753	Added TRANSPARENT parameter to $memrd (and RD_TRANSPARENT to $mem)	2014-02-03 13:01:45 +01:00
Clifford Wolf	ed8ad99960	More changes to techlibs/common/simlib.v for LEC	2014-01-31 11:21:29 +01:00
Clifford Wolf	6a7d7e847d	Added test comments to techlibs/cmos/cmos_cells.lib	2014-01-29 10:51:02 +01:00
Clifford Wolf	a86f33653d	Major rewrite of techlibs/common/simlib.v for LEC (cadance conformal)	2014-01-29 00:36:03 +01:00
Clifford Wolf	1e67099b77	Added $assert cell	2014-01-19 14:03:40 +01:00
Clifford Wolf	3d7a1491aa	Fixed $lut simlib model for a wider range of tools	2014-01-18 19:31:40 +01:00
Clifford Wolf	2fbaaaca7a	More changes to simlib to make it friendlier to a wider range of tools	2014-01-18 19:13:43 +01:00
Clifford Wolf	4a9e133fab	Fixed a type in $mem model in simlib.v	2014-01-18 18:54:50 +01:00
Clifford Wolf	bef17eeb10	Removed cases of trailing comma in stdcells.v	2014-01-18 15:36:17 +01:00
Clifford Wolf	5b96675696	Added $bu0 cell to simlib.v	2014-01-18 15:35:15 +01:00
Clifford Wolf	db9cf544b8	Added techlibs/common/pmux2mux.v	2014-01-17 20:06:15 +01:00