Commit Graph

1965 Commits

Author SHA1 Message Date
Eddie Hung ac2fc3a144
Merge pull request #1264 from YosysHQ/eddie/fix_1254
opt_lut to ignore LUT cells, or those that drive bits, with (* keep *)
2019-08-08 07:58:33 -07:00
Eddie Hung 675c1d4218 Add ice40_wrapcarry pass, rename $__ICE40_FULL_ADDER -> CARRY_WRAPPER 2019-08-07 16:29:38 -07:00
Eddie Hung f69410daaf opt_lut to ignore LUT cells, or those that drive bits, with (* keep *) 2019-08-07 13:15:02 -07:00
Eddie Hung 58e512ab70 Add comment 2019-08-07 09:54:27 -07:00
Eddie Hung f20acbc813 Revert "Add TODO"
This reverts commit 6068a6bf0d91e3ab9a5eaa33894a816f1560f99a.
2019-08-07 09:54:27 -07:00
Eddie Hung 789585a744 Add TODO 2019-08-07 09:54:27 -07:00
Eddie Hung 8a8c1d7857 Compute box_lookup just once 2019-08-07 09:54:27 -07:00
Clifford Wolf e9a756aa7a
Merge pull request #1213 from YosysHQ/eddie/wreduce_add
wreduce/opt_expr: improve width reduction for $add and $sub cells
2019-08-07 14:27:35 +02:00
Clifford Wolf 338f6765eb Tweak default gate costs, cleanup "stat -tech cmos"
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-08-07 10:25:51 +02:00
Clifford Wolf 100c377451 Redesign of cell cost API
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-08-07 01:12:14 +02:00
Eddie Hung bfc7164af7 Move LSB-trimming functionality from wreduce to opt_expr 2019-08-06 15:25:50 -07:00
Eddie Hung 26cb3e7afc Merge remote-tracking branch 'origin/master' into eddie/wreduce_add 2019-08-06 14:50:00 -07:00
Clifford Wolf 023086bd46 Add $_NMUX_, add "abc -g cmos", add proper cmos cell costs
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-08-06 04:47:55 +02:00
whitequark 44a9dcbbbf
Merge pull request #1242 from jfng/fix-proc_prune-partial
proc_prune: Promote partially redundant assignments.
2019-08-03 07:08:41 +00:00
Clifford Wolf 0917a5cf72
Merge pull request #1238 from mmicko/vsbuild_fix
Visual Studio build fix
2019-08-02 17:07:39 +02:00
Miodrag Milanovic 28b7053a01 Fix formatting for msys2 mingw build using GetSize 2019-08-01 17:27:34 +02:00
Jean-François Nguyen 320bf2fde5 proc_prune: Promote partially redundant assignments. 2019-08-01 13:09:55 +02:00
Miodrag Milanovic 35d28de478 Visual Studio build fix 2019-07-31 09:10:24 +02:00
Clifford Wolf c6d8692c97 Add "stat -tech cmos"
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-07-20 15:06:28 +02:00
Eddie Hung 09beeee38a Try and fix again 2019-07-19 14:40:57 -07:00
Eddie Hung cb0fd05215 Do not access beyond bounds 2019-07-19 13:58:50 -07:00
Eddie Hung 3a87dc3524 Wrap A and B in sigmap 2019-07-19 13:23:07 -07:00
Eddie Hung 31b0002e8c Remove "top" from message 2019-07-19 13:20:45 -07:00
Eddie Hung bcd8027182 Also optimise MSB of $sub 2019-07-19 13:11:48 -07:00
Eddie Hung fc0e36d1c0 wreduce for $sub 2019-07-19 12:50:21 -07:00
Eddie Hung 5939b5d636
Merge pull request #1188 from YosysHQ/eddie/abc9_push_inverters
abc9: push inverters driving box inputs (comb outputs) through $lut soft logic
2019-07-16 08:53:47 -07:00
Eddie Hung ba8ccbdea8
Merge pull request #1186 from YosysHQ/eddie/abc9_ice40_fix
abc9/ice40: encapsulate SB_CARRY+SB_LUT4 into one box
2019-07-16 08:52:14 -07:00
Miodrag Milanovic 2b469e82a7 Fix check logic in extract_fa 2019-07-16 10:35:18 +02:00
Clifford Wolf 2a7198db51
Merge pull request #1189 from YosysHQ/eddie/fix1151
Error out if enable > dbits in memory_bram file
2019-07-15 20:06:35 +02:00
Clifford Wolf 2c5c53e4c1
Merge pull request #1190 from YosysHQ/eddie/fix_1099
extract_fa to return nothing more gracefully
2019-07-15 20:05:56 +02:00
whitequark 2de7e92bb8 opt_lut: make less chatty. 2019-07-13 16:49:56 +00:00
Eddie Hung 9b91d815b5 If ConstEval fails do not log_abort() but return gracefully 2019-07-13 04:13:57 -07:00
Eddie Hung ab3917d079 Error out if enable > dbits 2019-07-13 03:39:23 -07:00
Eddie Hung fb062c3426 Add comment 2019-07-13 00:52:21 -07:00
Eddie Hung e9bdc86c0e duplicate -> clone 2019-07-12 19:33:02 -07:00
Eddie Hung be0cb7f4b8 More cleanup 2019-07-12 19:30:18 -07:00
Eddie Hung 7d583f9e57 Cleanup 2019-07-12 19:30:18 -07:00
Eddie Hung 83f23a24a8 Cleanup 2019-07-12 19:30:18 -07:00
Eddie Hung 1adbfb5533 Cleanup 2019-07-12 19:30:18 -07:00
Eddie Hung 39a7c7c54c More cleanup 2019-07-12 19:30:18 -07:00
Eddie Hung 91c07be196 Cleanup 2019-07-12 19:30:18 -07:00
Eddie Hung 399e1ec870 Cleanup 2019-07-12 19:30:18 -07:00
Eddie Hung 58dbb28fd3 Cleanup 2019-07-12 19:30:18 -07:00
Eddie Hung 7dc15bdd2d Do not double count cells in abc 2019-07-12 08:22:26 -07:00
Eddie Hung c0abd18799 Enable &mfs for abc9, even if it only currently works for ice40 2019-07-11 08:49:06 -07:00
Clifford Wolf fd3d5cefad
Merge pull request #1179 from whitequark/attrmap-proc
attrmap: also consider process, switch and case attributes
2019-07-11 07:23:28 +02:00
whitequark ea447220da attrmap: also consider process, switch and case attributes. 2019-07-10 12:30:53 +00:00
Clifford Wolf c66b4b9131
Merge pull request #1177 from YosysHQ/clifford/async
Fix clk2fflogic adff reset semantic to negative hold time on reset
2019-07-10 08:48:20 +02:00
Clifford Wolf cae26bf330
Merge pull request #1174 from YosysHQ/eddie/fix1173
Increment _TECHMAP_BITS_CONNMAP_ by one since counting from zero
2019-07-09 22:59:51 +02:00
Clifford Wolf 9546ccdbd3 Fix tests/various/async FFL test
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-07-09 22:44:39 +02:00