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Code Activity
12504 commits 94 branches 53 tags 44 MiB
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1258 commits

Author SHA1 Message Date
Eddie Hung
49a762ba46 Fix abc9's scc breaker, also break on abc_scc_break attr 2019-06-24 21:53:18 -07:00
Eddie Hung
1abe93e48d Merge remote-tracking branch 'origin/master' into xaig 2019-06-21 17:43:29 -07:00
Eddie Hung
ad296d77ab Do not rename non LUT cells in abc9 2019-06-21 17:18:04 -07:00
Eddie Hung
e01bab6c64
Merge pull request #1108 from YosysHQ/clifford/fix1091 
Add support for partial matches to muxcover
 2019-06-21 17:13:41 -07:00
Clifford Wolf
ec979475e7 Replace "muxcover -freedecode" with "muxcover -dmux=cost" 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-06-21 19:24:41 +02:00
Eddie Hung
6d74cf0d2b
Merge pull request #1085 from YosysHQ/eddie/shregmap_improve 
Improve shregmap to handle case where first flop is common to two chains
 2019-06-21 08:56:56 -07:00
Clifford Wolf
9286b6f013 Add "muxcover -freedecode" 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-06-21 10:02:10 +02:00
Eddie Hung
54f3237720 Fix gcc warning of potentially uninitialised 2019-06-20 22:10:43 -07:00
Clifford Wolf
891ea6512e Improvements in muxcover 
- Slightly under-estimate cost of decoder muxes
- Prefer larger muxes at tree root at same cost
- Don't double-count input cost for partial muxes
- Add debug log output
 2019-06-20 19:47:59 -07:00
Clifford Wolf
40188457d1 Add support for partial matches to muxcover, fixes #1091 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-06-20 19:47:59 -07:00
Eddie Hung
0e97e6a00d Fix simple_abc9/generate test with 1'bx at MSB 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
3f34779d64 Do not call "setundef -zero" in abc9 2019-06-20 17:38:04 -07:00
Eddie Hung
e63324f5ef Actually, there might not be any harm in updating sigmap... 2019-06-20 17:03:05 -07:00
Eddie Hung
9c61fb0e0c Add comment as per @cliffordwolf 2019-06-20 16:57:54 -07:00
Clifford Wolf
06eb87bcb7 Improve shregmap help message, fixes #1113 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-06-20 15:23:55 +02:00
Eddie Hung
96ade54993 Fix bug in #1078, add entry to CHANGELOG 2019-06-19 09:51:11 -07:00
Eddie Hung
d80678e581 Cleanup 2019-06-17 15:10:33 -07:00
Eddie Hung
3ebba74461 Merge branch 'xaig' into xaig_dff 2019-06-17 13:51:53 -07:00
Eddie Hung
4d6d593fe3 &scorr before &sweep, remove &retime as recommended 2019-06-17 13:32:08 -07:00
Eddie Hung
a474fe937b Merge branch 'xaig' into xaig_dff 2019-06-17 13:20:19 -07:00
Eddie Hung
63fc879a5f Copy not move parameters/attributes 2019-06-17 13:19:45 -07:00
Eddie Hung
7dd3a7f161 Merge branch 'xaig' into xaig_dff 2019-06-17 12:58:41 -07:00
Eddie Hung
b45d06d7a3 Fix leak removing cells during ABC integration; also preserve attr 2019-06-17 12:54:24 -07:00
Eddie Hung
5ce672d1c5 Merge remote-tracking branch 'origin/xaig' into xaig_dff 2019-06-17 12:14:55 -07:00
Eddie Hung
7250c57c5a Re-enable &dc2 2019-06-17 10:28:51 -07:00
Eddie Hung
fb90d8c18c Cleanup 2019-06-16 09:34:26 -07:00
Eddie Hung
3ed95dae8d Cleanup 2019-06-15 22:48:16 -07:00
Eddie Hung
416312b9ed abc9 to recover_init by default 2019-06-15 22:44:45 -07:00
Eddie Hung
2309459605 Do not treat $__ABC_FF_ as a user cell 2019-06-15 19:36:55 -07:00
Eddie Hung
cdfb634977 Cleanup 2019-06-15 18:18:56 -07:00
Eddie Hung
c2f3f116d0 Use $__ABC_FF_ instead of $_FF_ 2019-06-15 18:16:14 -07:00
Eddie Hung
a76c8a7ffd Fix initialisation of flops 2019-06-15 09:46:35 -07:00
Eddie Hung
ac18a76beb Map to $_FF_ instead of $_DFF_P_ to prevent recursion issues 2019-06-15 09:34:48 -07:00
Eddie Hung
da487c4f31 For now, short $_DFF_[NP]_ from ff_map.v at re-integration 2019-06-15 09:08:18 -07:00
Eddie Hung
2d85725604 Get rid of compiler warnings 2019-06-14 13:07:56 -07:00
Eddie Hung
a632799d5b Update abc9 -D doc 2019-06-14 12:29:46 -07:00
Eddie Hung
e391fc8e7b Enable "abc9 -D <num>" for timing-driven synthesis 2019-06-14 12:28:01 -07:00
Eddie Hung
a48b5bfaa5 Further cleanup based on @daveshah1 2019-06-14 12:25:06 -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
a5425a2f7e Remove extra semicolon 2019-06-14 10:11:34 -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
2c40b66785 Rip out all non FPGA stuff from abc9 2019-06-12 16:53:12 -07:00
Eddie Hung
f81a189fb8 Fix spelling 2019-06-12 16:52:09 -07:00
Eddie Hung
b3faf0246d Be more precise when connecting during ABC9 re-integration 2019-06-12 16:04:33 -07:00
Eddie Hung
2e7e73f483 Remove hacky wideports_split from abc9 2019-06-12 15:52:49 -07:00
Eddie Hung
d9974b85e7 Fix compile errors when #if 1 for debug 2019-06-12 15:47:39 -07:00
Eddie Hung
8bb67fa67c Do not call abc9 if no outputs 2019-06-12 10:18:44 -07:00
Eddie Hung
14e870d4c4 More write_xaiger cleanup 2019-06-12 10:00:57 -07:00
Eddie Hung
b21d29598a Consistency 2019-06-12 09:40:51 -07:00