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Experiments with mapping.

This commit is contained in:
Alan Mishchenko 2014-03-22 21:53:31 -07:00
parent b60ea3b051
commit b28debd656
1 changed files with 17 additions and 0 deletions
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17
src/aig/gia/giaKf.c
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@ -768,6 +768,7 @@ typedef struct Kf_ThData_t_
Kf_Set_t * pSett;
int Id;
int Status;
abctime clkUsed;
} Kf_ThData_t;
void * Kf_WorkerThread( void * pArg )
{
@ -776,6 +777,7 @@ void * Kf_WorkerThread( void * pArg )
int fAreaOnly = pThData->pSett->pMan->pPars->fAreaOnly;
int fCutMin = pThData->pSett->pMan->pPars->fCutMin;
volatile int * pPlace = &pThData->Status;
abctime clk;
while ( 1 )
{
while ( *pPlace == 0 );
@ -787,7 +789,9 @@ void * Kf_WorkerThread( void * pArg )
return NULL;
}
assert( pThData->Id >= 0 );
clk = Abc_Clock();
Kf_SetMerge2( pThData->pSett, Kf_ObjCuts0(pMan, pThData->Id), Kf_ObjCuts1(pMan, pThData->Id), fAreaOnly, fCutMin );
pThData->clkUsed += Abc_Clock() - clk;
pThData->Status = 0;
// printf( "Finished object %d\n", pThData->Id );
}
@ -817,6 +821,7 @@ void Kf_ManComputeCuts( Kf_Man_t * p )
Gia_Obj_t * pObj;
int nProcs = p->pPars->nProcNumMax;
int i, k, iFan, status, nCountFanins, fRunning;
abctime clk, clkUsed = 0;
assert( nProcs <= PAR_THR_MAX );
// start fanins
vFanins = Kf_ManCreateFaninCounts( p->pGia );
@ -832,6 +837,7 @@ void Kf_ManComputeCuts( Kf_Man_t * p )
ThData[i].pSett = p->pSett + i;
ThData[i].Id = -1;
ThData[i].Status = 0;
ThData[i].clkUsed = 0;
status = pthread_create( WorkerThread + i, NULL, Kf_WorkerThread, (void *)(ThData + i) ); assert( status == 0 );
}
nCountFanins = Vec_IntSum(vFanins);
@ -848,6 +854,7 @@ void Kf_ManComputeCuts( Kf_Man_t * p )
int iObj = ThData[i].Id;
Kf_Set_t * pSett = p->pSett + i;
//printf( "Closing obj %d with Thread %d:\n", iObj, i );
clk = Abc_Clock();
// finalize the results
Kf_ManSaveResults( pSett->ppCuts, pSett->nCuts, pSett->pCutBest, p->vTemp );
Vec_IntWriteEntry( &p->vTime, iObj, pSett->pCutBest->Delay + 1 );
@ -856,6 +863,7 @@ void Kf_ManComputeCuts( Kf_Man_t * p )
Kf_ManStoreAddUnit( p->vTemp, iObj, Kf_ObjTime(p, iObj), Kf_ObjArea(p, iObj) );
Kf_ObjSetCuts( p, iObj, p->vTemp );
//Gia_CutSetPrint( Kf_ObjCuts(p, iObj) );
clkUsed += Abc_Clock() - clk;
// schedule other nodes
Gia_ObjForEachFanoutStaticId( p->pGia, iObj, iFan, k )
{
@ -899,6 +907,15 @@ void Kf_ManComputeCuts( Kf_Man_t * p )
Gia_ManStaticFanoutStop( p->pGia );
Vec_IntFree( vStack );
Vec_IntFree( vFanins );
// print runtime statistics
printf( "Main : " );
Abc_PrintTime( 1, "Time", clkUsed );
for ( i = 0; i < nProcs; i++ )
{
printf( "Thread %d : ", i );
Abc_PrintTime( 1, "Time", ThData[i].clkUsed );
}
}
/**Function*************************************************************