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* Merge pull request #1790 from YosysHQ/eddie/opt_expr_xorEddie Hung2020-04-011-0/+52
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| * opt_expr: add failing $xnor testEddie Hung2020-03-201-1/+13
| * opt_expr: add $xor/$xnor/$_XOR_/$_XNOR_ testsEddie Hung2020-03-191-0/+40
* | Merge pull request #1789 from YosysHQ/eddie/opt_expr_aluEddie Hung2020-04-011-0/+63
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| * | opt_expr: add $alu testsEddie Hung2020-03-191-0/+63
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* / opt_merge: speedupEddie Hung2020-03-162-0/+92
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* Merge pull request #1576 from YosysHQ/eddie/opt_merge_initEddie Hung2020-02-051-0/+49
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| * Add testcaseEddie Hung2019-12-131-0/+49
* | Add opt_lut_ins pass. (#1673)Marcelina Kościelnicka2020-02-031-0/+23
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* opt_share: Fix handling of fine cells.Marcin Kościelnicki2019-11-271-0/+13
* Add missing -assert to equiv_optEddie Hung2019-09-061-7/+7
* Respect opt_expr -keepdc as per @cliffordwolfEddie Hung2019-08-221-0/+14
* Handle $shift and Y_WIDTH > 1 as per @cliffordwolfEddie Hung2019-08-221-1/+43
* Add testEddie Hung2019-08-211-0/+14
* Merge remote-tracking branch 'origin/master' into clifford/testfastEddie Hung2019-08-1828-28/+626
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| * Merge branch 'master' into eddie/pr1266_againwhitequark2019-08-1820-0/+325
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| | * Fix wrong results when opt_share called before opt_cleanBogdan Vukobratovic2019-08-071-1/+0
| | * Tabs to spaces in opt_share examplesBogdan Vukobratovic2019-08-0310-150/+150
| | * Fix spacing in opt_share tests, change wording in opt_share helpBogdan Vukobratovic2019-08-0310-155/+150
| | * Reimplement opt_share to work on $alu and $pmuxBogdan Vukobratovic2019-07-2820-17/+295
| | * Implement opt_shareBogdan Vukobratovic2019-07-264-0/+53
| * | Revert "Merge pull request #1280 from YosysHQ/revert-1266-eddie/ice40_full_ad...Eddie Hung2019-08-128-28/+301
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* | Revert "Wrap SB_LUT+SB_CARRY into $__ICE40_CARRY_WRAPPER"David Shah2019-08-108-226/+28
* | Move tests/various/opt* into tests/opt/Eddie Hung2019-08-075-1/+225
* | Remove ice40_unlut call, simply do equiv_opt on synth_ice40Eddie Hung2019-08-071-3/+1
* | Remove tests/opt/opt_ff.{v,ys} as they don't seem to do anything but runEddie Hung2019-08-072-24/+0
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* Refactor "opt_rmdff -sat"Clifford Wolf2019-06-202-14/+12
* Optimizing DFFs whose initial value prevents their value from changingBogdan Vukobratovic2019-05-282-0/+19
* Fix WREDUCE on FF not fixing ARST_VALUE parameter.Keith Rothman2019-02-222-0/+24
* opt_expr: improve simplification of comparisons with large constants.whitequark2019-01-021-0/+18
* opt_expr: refactor simplification of unsigned X<onehot and X>=onehot. NFCI.whitequark2019-01-021-0/+5
* opt_expr: refactor simplification of signed X>=0 and X<0. NFCI.whitequark2019-01-021-8/+14
* opt_expr: simplify any unsigned comparisons with all-0 and all-1.whitequark2019-01-022-0/+15
* opt_lut: eliminate LUTs evaluating to constants or inputs.whitequark2018-12-313-0/+23
* Merge pull request #724 from whitequark/equiv_optClifford Wolf2018-12-162-15/+1
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| * equiv_opt: pass -D EQUIV when techmapping.whitequark2018-12-072-4/+1
| * equiv_opt: new command, for verifying optimization passes.whitequark2018-12-071-12/+1
* | opt_lut: leave intact LUTs with cascade feeding module outputs.whitequark2018-12-072-0/+20
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* opt_lut: add -dlogic, to avoid disturbing logic such as carry chains.whitequark2018-12-051-1/+1
* opt_lut: new pass, to combine LUTs for tighter packing.whitequark2018-12-055-0/+43
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