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| author | Alan Mishchenko <alanmi@berkeley.edu> | 2016-11-19 18:15:06 -0800 |
|---|---|---|
| committer | Alan Mishchenko <alanmi@berkeley.edu> | 2016-11-19 18:15:06 -0800 |
| commit | a703052bc535280de6f7ce01b796a5982e22f5a1 (patch) | |
| tree | b3433b25b525f85cb0f993dd853c9c078031590e /src/misc/util | |
| parent | 58476ea738e467894dc73a338e8b52165565da2c (diff) | |
| download | abc-a703052bc535280de6f7ce01b796a5982e22f5a1.tar.gz abc-a703052bc535280de6f7ce01b796a5982e22f5a1.tar.bz2 abc-a703052bc535280de6f7ce01b796a5982e22f5a1.zip | |
New SAT-based optimization package.
Diffstat (limited to 'src/misc/util')
| -rw-r--r-- | src/misc/util/utilTruth.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/misc/util/utilTruth.h b/src/misc/util/utilTruth.h index cb567096..5a4ef545 100644 --- a/src/misc/util/utilTruth.h +++ b/src/misc/util/utilTruth.h @@ -1603,6 +1603,14 @@ static inline int Abc_TtFindFirstBit( word * pIn, int nVars ) return 64*w + Abc_Tt6FirstBit(pIn[w]); return -1; } +static inline int Abc_TtFindFirstDiffBit( word * pIn1, word * pIn2, int nVars ) +{ + int w, nWords = Abc_TtWordNum(nVars); + for ( w = 0; w < nWords; w++ ) + if ( pIn1[w] ^ pIn2[w] ) + return 64*w + Abc_Tt6FirstBit(pIn1[w] ^ pIn2[w]); + return -1; +} static inline int Abc_TtFindFirstZero( word * pIn, int nVars ) { int w, nWords = Abc_TtWordNum(nVars); |