diff options
Diffstat (limited to 'src/aig/gia/giaMan.c')
| -rw-r--r-- | src/aig/gia/giaMan.c | 126 |
1 files changed, 125 insertions, 1 deletions
diff --git a/src/aig/gia/giaMan.c b/src/aig/gia/giaMan.c index f78ea847..0ae484fc 100644 --- a/src/aig/gia/giaMan.c +++ b/src/aig/gia/giaMan.c @@ -21,6 +21,7 @@ #include "gia.h" #include "misc/tim/tim.h" #include "proof/abs/abs.h" +#include "opt/dar/dar.h" ABC_NAMESPACE_IMPL_START @@ -107,6 +108,7 @@ void Gia_ManStop( Gia_Man_t * p ) ABC_FREE( p->pReprsOld ); ABC_FREE( p->pReprs ); ABC_FREE( p->pNexts ); + ABC_FREE( p->pSibls ); ABC_FREE( p->pRefs ); // ABC_FREE( p->pNodeRefs ); ABC_FREE( p->pHTable ); @@ -260,6 +262,36 @@ void Gia_ManPrintTents( Gia_Man_t * p ) SeeAlso [] ***********************************************************************/ +void Gia_ManPrintChoiceStats( Gia_Man_t * p ) +{ + Gia_Obj_t * pObj; + int i, nEquivs = 0, nChoices = 0; + Gia_ManMarkFanoutDrivers( p ); + Gia_ManForEachAnd( p, pObj, i ) + { + if ( !Gia_ObjSibl(p, i) ) + continue; + nEquivs++; + if ( pObj->fMark0 ) + nChoices++; + assert( !Gia_ObjSiblObj(p, i)->fMark0 ); + assert( Gia_ObjIsAnd(Gia_ObjSiblObj(p, i)) ); + } + Abc_Print( 1, "Choice stats: Equivs =%7d. Choices =%7d.\n", nEquivs, nChoices ); + Gia_ManCleanMark0( p ); +} + +/**Function************************************************************* + + Synopsis [Prints stats for the AIG.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ void Gia_ManPrintStats( Gia_Man_t * p, int fTents, int fSwitch ) { if ( p->pName ) @@ -271,7 +303,7 @@ void Gia_ManPrintStats( Gia_Man_t * p, int fTents, int fSwitch ) printf( " ff =%7d", Gia_ManRegNum(p) ); printf( " and =%8d", Gia_ManAndNum(p) ); printf( " lev =%5d", Gia_ManLevelNum(p) ); Vec_IntFreeP( &p->vLevels ); - printf( " cut =%5d", Gia_ManCrossCut(p) ); + printf( " cut = %d(%d)", Gia_ManCrossCut(p, 0), Gia_ManCrossCut(p, 1) ); // printf( " mem =%5.2f MB", 1.0*(sizeof(Gia_Obj_t)*p->nObjs + sizeof(int)*(Vec_IntSize(p->vCis) + Vec_IntSize(p->vCos)))/(1<<20) ); printf( " mem =%5.2f MB", 1.0*(sizeof(Gia_Obj_t)*p->nObjsAlloc + sizeof(int)*(Vec_IntCap(p->vCis) + Vec_IntCap(p->vCos)))/(1<<20) ); if ( Gia_ManHasDangling(p) ) @@ -289,6 +321,8 @@ void Gia_ManPrintStats( Gia_Man_t * p, int fTents, int fSwitch ) // Gia_ManSatExperiment( p ); if ( p->pReprs && p->pNexts ) Gia_ManEquivPrintClasses( p, 0, 0.0 ); + if ( p->pSibls ) + Gia_ManPrintChoiceStats( p ); if ( p->pMapping ) Gia_ManPrintMappingStats( p ); if ( p->pPlacement ) @@ -427,6 +461,96 @@ void Gia_ManReportImprovement( Gia_Man_t * p, Gia_Man_t * pNew ) printf( "\n" ); } +/**Function************************************************************* + + Synopsis [Prints NPN class statistics.] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +void Gia_ManPrintNpnClasses( Gia_Man_t * p ) +{ + extern char ** Kit_DsdNpn4ClassNames(); + char ** pNames = Kit_DsdNpn4ClassNames(); + Vec_Int_t * vLeaves, * vTruth, * vVisited; + int * pLutClass, ClassCounts[222] = {0}; + int i, k, iFan, Class, OtherClasses, OtherClasses2, nTotal, Counter, Counter2; + unsigned * pTruth; + assert( p->pMapping != NULL ); + assert( Gia_ManLutSizeMax( p ) <= 4 ); + vLeaves = Vec_IntAlloc( 100 ); + vVisited = Vec_IntAlloc( 100 ); + vTruth = Vec_IntAlloc( (1<<16) ); + pLutClass = ABC_CALLOC( int, Gia_ManObjNum(p) ); + Gia_ManCleanTruth( p ); + Gia_ManForEachLut( p, i ) + { + if ( Gia_ObjLutSize(p,i) > 4 ) + continue; + Vec_IntClear( vLeaves ); + Gia_LutForEachFanin( p, i, iFan, k ) + Vec_IntPush( vLeaves, iFan ); + for ( ; k < 4; k++ ) + Vec_IntPush( vLeaves, 0 ); + pTruth = Gia_ManConvertAigToTruth( p, Gia_ManObj(p, i), vLeaves, vTruth, vVisited ); + Class = Dar_LibReturnClass( *pTruth ); + ClassCounts[ Class ]++; + pLutClass[i] = Class; + } + Vec_IntFree( vLeaves ); + Vec_IntFree( vTruth ); + Vec_IntFree( vVisited ); + Vec_IntFreeP( &p->vTruths ); + nTotal = 0; + for ( i = 0; i < 222; i++ ) + nTotal += ClassCounts[i]; + Abc_Print( 1, "NPN CLASS STATISTICS (for %d LUT4 present in the current mapping):\n", nTotal ); + OtherClasses = 0; + for ( i = 0; i < 222; i++ ) + { + if ( ClassCounts[i] == 0 ) + continue; + if ( 100.0 * ClassCounts[i] / (nTotal+1) < 0.1 ) // do not show anything below 0.1 percent + continue; + OtherClasses += ClassCounts[i]; + Abc_Print( 1, "Class %3d : Count = %6d (%7.2f %%) %s\n", + i, ClassCounts[i], 100.0 * ClassCounts[i] / (nTotal+1), pNames[i] ); + } + OtherClasses = nTotal - OtherClasses; + Abc_Print( 1, "Other : Count = %6d (%7.2f %%)\n", + OtherClasses, 100.0 * OtherClasses / (nTotal+1) ); + // count the number of LUTs that have MUX function and two fanins with MUX functions + OtherClasses = OtherClasses2 = 0; + ABC_FREE( p->pRefs ); + Gia_ManSetRefsMapped( p ); + Gia_ManForEachLut( p, i ) + { + if ( pLutClass[i] != 109 ) + continue; + Counter = Counter2 = 0; + Gia_LutForEachFanin( p, i, iFan, k ) + { + Counter += (pLutClass[iFan] == 109); + Counter2 += (pLutClass[iFan] == 109) && (Gia_ObjRefNumId(p, iFan) == 1); + } + OtherClasses += (Counter > 1); + OtherClasses2 += (Counter2 > 1); +// Abc_Print( 1, "%d -- ", pLutClass[i] ); +// Gia_LutForEachFanin( p, i, iFan, k ) +// Abc_Print( 1, "%d ", pLutClass[iFan] ); +// Abc_Print( 1, "\n" ); + } + ABC_FREE( p->pRefs ); + Abc_Print( 1, "Approximate number of 4:1 MUX structures: All = %6d (%7.2f %%) MFFC = %6d (%7.2f %%)\n", + OtherClasses, 100.0 * OtherClasses / (nTotal+1), + OtherClasses2, 100.0 * OtherClasses2 / (nTotal+1) ); + ABC_FREE( pLutClass ); +} + //////////////////////////////////////////////////////////////////////// /// END OF FILE /// //////////////////////////////////////////////////////////////////////// |