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Shrink for 6-LUTs.

This commit is contained in:
Alan Mishchenko 2013-04-01 20:21:34 -07:00
parent 28f12c5f06
commit f99e5cd9d6
4 changed files with 5 additions and 5 deletions
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2
src/aig/gia/gia.h
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@ -979,7 +979,7 @@ extern Gia_Man_t * Gia_ManCleanupOutputs( Gia_Man_t * p, int nOutputs );
extern Gia_Man_t * Gia_ManSeqCleanup( Gia_Man_t * p );
extern Gia_Man_t * Gia_ManSeqStructSweep( Gia_Man_t * p, int fConst, int fEquiv, int fVerbose );
/*=== giaShrink.c ===========================================================*/
extern Gia_Man_t * Gia_ManPerformMapShrink( Gia_Man_t * p, int fKeepLevel, int fVerbose );
extern Gia_Man_t * Gia_ManMapShrink4( Gia_Man_t * p, int fKeepLevel, int fVerbose );
extern Gia_Man_t * Gia_ManMapShrink6( Gia_Man_t * p, int nFanoutMax, int fKeepLevel, int fVerbose );
/*=== giaSort.c ============================================================*/
extern int * Gia_SortFloats( float * pArray, int * pPerm, int nSize );

4
src/aig/gia/giaShrink.c
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@ -46,7 +46,7 @@ extern int Dar_LibEvalBuild( Gia_Man_t * p, Vec_Int_t * vCut, unsigned uTruth,
SeeAlso []
***********************************************************************/
Gia_Man_t * Gia_ManPerformMapShrink( Gia_Man_t * p, int fKeepLevel, int fVerbose )
Gia_Man_t * Gia_ManMapShrink4( Gia_Man_t * p, int fKeepLevel, int fVerbose )
{
Vec_Int_t * vLeaves, * vTruth, * vVisited, * vLeavesBest;
Gia_Man_t * pNew, * pTemp;
@ -128,7 +128,7 @@ Gia_Man_t * Gia_ManPerformMapShrink( Gia_Man_t * p, int fKeepLevel, int fVerbose
{
pNew = Gia_ManCleanup( pTemp = pNew );
if ( Gia_ManAndNum(pNew) != Gia_ManAndNum(pTemp) )
printf( "Gia_ManPerformMapShrink() node reduction after sweep %6d -> %6d.\n", Gia_ManAndNum(pTemp), Gia_ManAndNum(pNew) );
printf( "Gia_ManMapShrink4() node reduction after sweep %6d -> %6d.\n", Gia_ManAndNum(pTemp), Gia_ManAndNum(pNew) );
Gia_ManStop( pTemp );
}
Gia_ManSetRegNum( pNew, Gia_ManRegNum(p) );

2
src/aig/gia/giaShrink6.c
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@ -475,7 +475,7 @@ Gia_Man_t * Gia_ManMapShrink6( Gia_Man_t * p, int nFanoutMax, int fKeepLevel, in
printf( "Performed %d resubs and %d decomps. ", Counter1, Counter2 );
printf( "Gain in AIG nodes = %d. ", Gia_ManObjNum(p)-Gia_ManObjNum(pMan->pNew) );
ABC_PRT( "Runtime", clock() - clk );
ABC_PRT( "Divisors", timeFanout );
// ABC_PRT( "Divisors", timeFanout );
}
return Shr_ManFree( pMan );
}

2
src/base/abci/abc.c
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@ -26228,7 +26228,7 @@ int Abc_CommandAbc9Shrink( Abc_Frame_t * pAbc, int argc, char ** argv )
}
nLutSize = Gia_ManLutSizeMax( pAbc->pGia );
if ( nLutSize <= 4 )
pTemp = Gia_ManPerformMapShrink( pAbc->pGia, fKeepLevel, fVerbose );
pTemp = Gia_ManMapShrink4( pAbc->pGia, fKeepLevel, fVerbose );
else if ( nLutSize <= 6 )
pTemp = Gia_ManMapShrink6( pAbc->pGia, nFanoutMax, fKeepLevel, fVerbose );
else