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opt_lut: reflect changes in sigmap. 

Otherwise, some LUTs will be missed during elimination.
This commit is contained in:
whitequark 2019-01-02 10:21:58 +00:00
parent 06143ab33f
commit c55dfb8369
1 changed files with 2 additions and 0 deletions
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2
passes/opt/opt_lut.cc
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@ -271,6 +271,8 @@ struct OptLutWorker
} }
module->connect(lut_output, value); module->connect(lut_output, value);
sigmap.add(lut_output, value);
module->remove(lut); module->remove(lut);
luts.erase(lut); luts.erase(lut);
luts_arity.erase(lut); luts_arity.erase(lut);