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equiv_opt: new command, for verifying optimization passes.

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whitequark 2018-12-06 14:28:20 +00:00
parent 1bb728e24f
commit c38ea9ae65
4 changed files with 169 additions and 24 deletions
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13
tests/lut/check_map.ys
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@ -1,13 +1,4 @@
design -save preopt
simplemap
techmap -map +/gate2lut.v -D LUT_WIDTH=4
equiv_opt -assert techmap -map +/gate2lut.v -D LUT_WIDTH=4
design -load postopt
select -assert-count 1 t:$lut
design -stash postopt
design -copy-from preopt -as preopt top
design -copy-from postopt -as postopt top
equiv_make preopt postopt equiv
prep -flatten -top equiv
equiv_induct
equiv_status -assert