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| author | Alan Mishchenko <alanmi@berkeley.edu> | 2012-08-09 19:44:40 -0700 |
|---|---|---|
| committer | Alan Mishchenko <alanmi@berkeley.edu> | 2012-08-09 19:44:40 -0700 |
| commit | 409ce39b61d774fc10c61f77c721814e597ae1f7 (patch) | |
| tree | ea0b399774e43485d78db9146bc407d9ce3d225c | |
| parent | a019dd216e949bece9f5adb53693f20482e4ef49 (diff) | |
| download | abc-409ce39b61d774fc10c61f77c721814e597ae1f7.tar.gz abc-409ce39b61d774fc10c61f77c721814e597ae1f7.tar.bz2 abc-409ce39b61d774fc10c61f77c721814e597ae1f7.zip | |
Improved abstraction refinement.
| -rw-r--r-- | src/aig/gia/giaAbsGla2.c | 5 | ||||
| -rw-r--r-- | src/aig/gia/giaAbsVta.c | 2 |
2 files changed, 5 insertions, 2 deletions
diff --git a/src/aig/gia/giaAbsGla2.c b/src/aig/gia/giaAbsGla2.c index dd8846c4..79bb616f 100644 --- a/src/aig/gia/giaAbsGla2.c +++ b/src/aig/gia/giaAbsGla2.c @@ -1433,6 +1433,7 @@ int Ga2_ManPerform( Gia_Man_t * pAig, Gia_ParVta_t * pPars ) // remember abstraction size after the last restart nAbsOld = Vec_IntSize(p->vAbs); // unroll the circuit + p->pPars->nFramesNoChange = -1; for ( f = 0; !pPars->nFramesMax || f < pPars->nFramesMax; f++ ) { // remember current limits @@ -1528,7 +1529,8 @@ int Ga2_ManPerform( Gia_Man_t * pAig, Gia_ParVta_t * pPars ) assert( RetValue == l_False ); if ( c == 0 ) { - p->pPars->nFramesNoChange++; + if ( p->pPars->nFramesNoChange >= 0 ) + p->pPars->nFramesNoChange++; break; } p->pPars->nFramesNoChange = 0; @@ -1599,6 +1601,7 @@ int Ga2_ManPerform( Gia_Man_t * pAig, Gia_ParVta_t * pPars ) } } finish: + p->pPars->nFramesNoChange = Abc_MaxInt( p->pPars->nFramesNoChange, 0 ); Prf_ManStopP( &p->pSat->pPrf2 ); if ( p->pPars->fVerbose ) Abc_Print( 1, "\n" ); diff --git a/src/aig/gia/giaAbsVta.c b/src/aig/gia/giaAbsVta.c index 11765db6..c243584c 100644 --- a/src/aig/gia/giaAbsVta.c +++ b/src/aig/gia/giaAbsVta.c @@ -155,7 +155,7 @@ void Gia_VtaSetDefaultParams( Gia_ParVta_t * p ) p->nLearnedMax = 1000; // max number of learned clauses p->nLearnedStart = 1000; // max number of learned clauses p->nLearnedDelta = 200; // max number of learned clauses - p->nLearnedPerce = 40; // max number of learned clauses + p->nLearnedPerce = 70; // max number of learned clauses p->nTimeOut = 0; // timeout in seconds p->nRatioMin = 10; // stop when less than this % of object is abstracted p->nRatioMax = 30; // restart when more than this % of object is abstracted |