From a703052bc535280de6f7ce01b796a5982e22f5a1 Mon Sep 17 00:00:00 2001 From: Alan Mishchenko Date: Sat, 19 Nov 2016 18:15:06 -0800 Subject: New SAT-based optimization package. --- src/misc/util/utilTruth.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/misc/util') 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); -- cgit v1.2.3