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"
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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
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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"
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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
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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
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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
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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
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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
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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
Eddie Hung
33c984a044
Fix spacing
2019-07-22 16:37:13 -07:00