Commit Graph

1004 Commits

Author SHA1 Message Date
Clifford Wolf 0bc95f1e04 Added "yosys -D" feature 2016-04-21 23:28:37 +02:00
Clifford Wolf 1565d1af69 Fixed performance bug in "share" pass 2016-04-21 19:47:25 +02:00
Clifford Wolf f38ca3e18f Improvements in opt_expr 2016-04-21 14:23:04 +02:00
Clifford Wolf 1761d08dd2 Bugfix and improvements in memory_share 2016-04-21 14:22:58 +02:00
Clifford Wolf f1fa757d0e Added "shregmap -params" 2016-04-18 11:58:21 +02:00
Clifford Wolf 525651c8f6 Added "shregmap -zinit" and "shregmap -init" 2016-04-18 11:44:10 +02:00
Clifford Wolf ce7c980ec7 Improvements in "shregmap" 2016-04-17 15:37:22 +02:00
Clifford Wolf de647a390c Added "shregmap" pass 2016-04-16 23:20:49 +02:00
Clifford Wolf fbdb8e7b3e Fixed copy&paste error in log message in lut2mux 2016-04-16 23:20:34 +02:00
Clifford Wolf 6041f780c3 Prefer noninverting FFs in dfflibmap 2016-04-05 12:51:04 +02:00
Clifford Wolf eaac5bfbc7 Improved formatting of "sat" output tables 2016-04-05 08:26:10 +02:00
Clifford Wolf 6cafd08ac1 Improved opt_merge support for $pmux cells 2016-03-31 09:58:55 +02:00
Clifford Wolf e5dd5c0bcc Preserve empty $pmux default cases 2016-03-31 09:57:23 +02:00
Clifford Wolf e2f6d61c00 Typo fixes in opt_expr and opt_merge 2016-03-31 09:56:56 +02:00
Clifford Wolf ec93680bd5 Renamed opt_share to opt_merge 2016-03-31 08:52:49 +02:00
Clifford Wolf 1d0f0d668a Renamed opt_const to opt_expr 2016-03-31 08:46:56 +02:00
Andrew Zonenberg 984561c034 Renamed counters pass to greenpak4_counters 2016-03-30 22:52:01 -07:00
Andrew Zonenberg 1ae33344f4 Added initial implementation of "counters" pass to synth_greenpak4. Can only infer non-resettable down counters for now. 2016-03-30 22:40:14 -07:00
Andrew Zonenberg 1b42e0c471 Reduced log verbosity 2016-03-30 22:03:50 -07:00
Andrew Zonenberg ad19e0c64a Continued work on counter extraction. Can recognize compatible RTL counters but not replace with hard macros. 2016-03-30 21:54:23 -07:00
Andrew Zonenberg d16d05e415 Merge https://github.com/cliffordwolf/yosys 2016-03-30 20:38:18 -07:00
Andrew Zonenberg dd7204c0bd Fixed typo in log message 2016-03-30 20:30:03 -07:00
Andrew Zonenberg 489caf32c5 Initial work on greenpak4 counter extraction. Doesn't work but a decent start 2016-03-30 01:07:20 -07:00
Clifford Wolf a47f69536a Added support for installed plugins 2016-03-30 10:02:03 +02:00
Clifford Wolf 9717495401 Fixed handling of inverters (aka 1-input luts) in nlutmap 2016-03-23 08:56:08 +01:00
Clifford Wolf 043fa0fad0 Cleanup abstract modules at end of "hierarchy -top" 2016-03-21 16:37:35 +01:00
Clifford Wolf 2c7e107d7a Support for abstract modules in chparam 2016-03-21 16:37:35 +01:00
Clifford Wolf bb9374b67c Improvements in ABCEXTERNAL handling 2016-03-19 20:02:40 +01:00
Sergey Kvachonok 2656b2c55a Support calling out to an external ABC.
$ make ABCEXTERNAL=my-abc && make ABCEXTERNAL=my-abc install

configures yosys to use an external ABC executable instead of
building and installing the in-tree ABC copy (yosys-abc).
2016-03-19 18:36:18 +03:00
Clifford Wolf c4aaed099f Using "mfs" and "lutpack" in ABC lut mapping 2016-03-07 11:14:11 +01:00
Clifford Wolf bcc873b805 Fixed some visual studio warnings 2016-02-13 17:31:24 +01:00
Clifford Wolf 0d7fd2585e Added "int ceil_log2(int)" function 2016-02-13 16:52:16 +01:00
Clifford Wolf 825b99efc1 Added "stat -liberty" for calculating chip area 2016-02-04 12:26:13 +01:00
Clifford Wolf 801c022457 Improved dffsr2dff pass 2016-02-02 19:42:49 +01:00
Clifford Wolf d69395ca08 Added dffsr2dff 2016-02-02 17:19:01 +01:00
Clifford Wolf d6592d5b99 Use alphanumerical order instead of idstring idx in opt_clean compare_signals() 2016-02-02 09:16:18 +01:00
Clifford Wolf 17372d8abd Added "abc -luts" option, Improved Xilinx logic mapping 2016-02-01 12:40:32 +01:00
Clifford Wolf 9251553592 Improvements in dfflibmap (FFs with Q/QN outputs, DFFs from ADFFs) 2016-02-01 11:49:11 +01:00
Clifford Wolf 71f418c468 More clang sanitizer stuff 2016-01-31 19:55:48 +01:00
Clifford Wolf 8b3f8cd220 Added "equiv_struct -fwonly" 2016-01-08 10:59:16 +01:00
Clifford Wolf f5008f4f8a Bugfixes in equiv_struct 2016-01-08 09:57:28 +01:00
Clifford Wolf d00c63c927 Added "submod -copy" 2016-01-08 09:08:12 +01:00
Clifford Wolf c3fd03d722 Added "equiv_struct -maxiter <N>" 2016-01-06 13:54:54 +01:00
Clifford Wolf 1f8c47fb47 Added "equiv_add -try" mode 2016-01-06 13:54:00 +01:00
Clifford Wolf 1d62f8710f Fixed "splitnets -ports" for hierarchical designs 2015-12-22 13:25:00 +01:00
Clifford Wolf ab0c44d3ed Added %R select expression 2015-12-20 13:35:58 +01:00
Clifford Wolf 1ea6db3db8 Improved proc_mux performance for huge always blocks 2015-12-02 22:02:20 +01:00
Clifford Wolf e61c7f887a Added torder command 2015-11-19 15:34:32 +01:00
Clifford Wolf d98d99aec6 Added "abc -g" 2015-11-10 11:10:11 +01:00
Marcus Comstedt 8c2bdef36d Fix a segfault in dffinit when the value has too few bits
The code was already trying to add the required number of bits, but
fell one short of the mark.
2015-11-08 19:16:56 +01:00