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Code Activity
8412 commits 122 branches 59 tags 72 MiB
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2744 commits

Author SHA1 Message Date
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
cdf9c80134 Do not pack registers if (* keep *) 2019-08-07 12:57:10 -07:00
Eddie Hung
6d77236f38 substr() -> compare() 2019-08-07 12:20:08 -07:00
Eddie Hung
7164996921 RTLIL::S{0,1} -> State::S{0,1} 2019-08-07 11:12:38 -07:00
Eddie Hung
e6d5147214 Merge remote-tracking branch 'origin/master' into eddie/cleanup 2019-08-07 11:11:50 -07:00
Eddie Hung
0c78c62d6c Remove std:: namespace 2019-08-07 11:11:14 -07:00
Eddie Hung
48d0f99406 stoi -> atoi 2019-08-07 11:09:17 -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
Bogdan Vukobratovic
067b44938c Fix wrong results when opt_share called before opt_clean 2019-08-07 09:30:58 +02:00
Eddie Hung
ee7c970367 IdString::str().substr() -> IdString::substr() 2019-08-06 19:08:33 -07:00
Eddie Hung
234fcf1724 Fix typos 2019-08-06 19:07:45 -07:00
Eddie Hung
c11ad24fd7 Use std::stoi instead of atoi(<str>.c_str()) 2019-08-06 16:45:48 -07:00
Eddie Hung
e38f40af5b Use IdString::begins_with() 2019-08-06 16:42:25 -07:00
Eddie Hung
046e1a5214 Use State::S{0,1} 2019-08-06 16:22:47 -07:00
Eddie Hung
3486235338 Make liberal use of IdString.in() 2019-08-06 16:18:18 -07:00
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
43081337fa Cleanup opt_expr.cc 2019-08-06 16:04:21 -07:00
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
Bogdan Vukobratovic
6a796accc0 Support various binary operators in opt_share 2019-08-04 19:06:38 +02:00
Bogdan Vukobratovic
280c4e7794 Fix spacing in opt_share tests, change wording in opt_share help 2019-08-03 12:28:46 +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
Eddie Hung
c39b1a6fcf Add comment about supporting $dffe in ice40_dsp 2019-08-01 15:13:18 -07:00
Eddie Hung
ed7540a46f Pack P register properly 2019-08-01 15:10:43 -07:00
Eddie Hung
e19d33b003 Cope with sign extension in mul2dsp 2019-08-01 12:44:56 -07:00
Eddie Hung
ed303b07b7 Merge remote-tracking branch 'origin/master' into xc7dsp 2019-08-01 12:02:16 -07:00
Eddie Hung
c54a39069d CO is sign extension only if signed multiplier 2019-08-01 10:00:49 -07:00
Eddie Hung
e3c39cc450 Fix typo 2019-08-01 10:00:01 -07:00
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
Eddie Hung
e4a638c292 Restore old CO behaviour 2019-07-31 15:45:15 -07:00
Miodrag Milanovic
35d28de478 Visual Studio build fix 2019-07-31 09:10:24 +02:00
Bogdan Vukobratovic
c075486c59 Reimplement opt_share to work on $alu and $pmux 2019-07-28 16:03:54 +02:00
Eddie Hung
07e38d8d5c Update test_autotb doc to reflect default value of zero 2019-07-26 12:37:30 -07:00
Eddie Hung
8cecad5059 Add doc for "test_autotb -seed" option 2019-07-26 12:26:54 -07:00
Eddie Hung
4c25d1a76f Pop the CO bit from O 2019-07-26 10:27:30 -07:00
Eddie Hung
c1a05f4557 Allow adders/accumulators with 33 bits using CO output 2019-07-26 10:15:36 -07:00
Bogdan Vukobratovic
07c4a7d438 Implement opt_share 
This pass identifies arithmetic operators that share an operand and whose
results are used in mutually exclusive cases controlled by a multiplexer, and
merges them together by multiplexing the other operands
 2019-07-26 11:36:48 +02:00
Eddie Hung
79fd6edc5a Eliminate warnings by sizing O correctly 2019-07-23 15:13:30 -07:00
Eddie Hung
a37574ccbf Fix muxAB logic 2019-07-23 14:52:14 -07:00
Eddie Hung
0dd2a125f6 Remove debug print 2019-07-23 14:21:45 -07:00
Eddie Hung
dc0c853abe Simplify and fix for MACs 2019-07-23 14:20:34 -07:00
Eddie Hung
4f11ff8ebd Fix typo 2019-07-23 13:58:56 -07:00