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/**CFile****************************************************************
FileName [darMan.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [DAG-aware AIG rewriting.]
Synopsis [AIG manager.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - April 28, 2007.]
Revision [$Id: darMan.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
***********************************************************************/
#include "darInt.h"
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis [Starts the rewriting manager.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
Dar_Man_t * Dar_ManStart( Aig_Man_t * pAig, Dar_Par_t * pPars )
{
Dar_Man_t * p;
// start the manager
p = ALLOC( Dar_Man_t, 1 );
memset( p, 0, sizeof(Dar_Man_t) );
p->pPars = pPars;
p->pAig = pAig;
// prepare the internal memory manager
p->pMemCuts = Aig_MmFixedStart( p->pPars->nCutsMax * sizeof(Dar_Cut_t), 1024 );
// other data
p->vLeavesBest = Vec_PtrAlloc( 4 );
return p;
}
/**Function*************************************************************
Synopsis [Stops the rewriting manager.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Dar_ManStop( Dar_Man_t * p )
{
if ( p->pPars->fVerbose )
Dar_ManPrintStats( p );
if ( p->pMemCuts )
Aig_MmFixedStop( p->pMemCuts, 0 );
if ( p->vLeavesBest )
Vec_PtrFree( p->vLeavesBest );
free( p );
}
/**Function*************************************************************
Synopsis [Stops the AIG manager.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Dar_ManPrintStats( Dar_Man_t * p )
{
unsigned pCanons[222];
int Gain, i;
extern void Kit_DsdPrintFromTruth( unsigned * pTruth, int nVars );
Gain = p->nNodesInit - Aig_ManNodeNum(p->pAig);
printf( "NodesBeg = %8d. NodesEnd = %8d. Gain = %6d. (%6.2f %%). Cut mem = %d Mb\n",
p->nNodesInit, Aig_ManNodeNum(p->pAig), Gain, 100.0*Gain/p->nNodesInit, p->nCutMemUsed );
printf( "Cuts = %8d. Tried = %8d. Used = %8d. Bad = %5d. Skipped = %5d. Ave = %.2f.\n",
p->nCutsAll, p->nCutsTried, p->nCutsUsed, p->nCutsBad, p->nCutsSkipped,
(float)p->nCutsUsed/Aig_ManNodeNum(p->pAig) );
printf( "Bufs = %5d. BufMax = %5d. BufReplace = %6d. BufFix = %6d.\n",
Aig_ManBufNum(p->pAig), p->pAig->nBufMax, p->pAig->nBufReplaces, p->pAig->nBufFixes );
PRT( "Cuts ", p->timeCuts );
PRT( "Eval ", p->timeEval );
PRT( "Other ", p->timeOther );
PRT( "TOTAL ", p->timeTotal );
if ( !p->pPars->fVeryVerbose )
return;
Dar_LibReturnCanonicals( pCanons );
for ( i = 0; i < 222; i++ )
{
if ( p->ClassGains[i] == 0 && p->ClassTimes[i] == 0 )
continue;
printf( "%3d : ", i );
printf( "G = %6d (%5.2f %%) ", p->ClassGains[i], Gain? 100.0*p->ClassGains[i]/Gain : 0.0 );
printf( "S = %8d (%5.2f %%) ", p->ClassSubgs[i], p->nTotalSubgs? 100.0*p->ClassSubgs[i]/p->nTotalSubgs : 0.0 );
printf( "R = %7d ", p->ClassGains[i]? p->ClassSubgs[i]/p->ClassGains[i] : 9999999 );
Kit_DsdPrintFromTruth( pCanons + i, 4 );
// PRTP( "T", p->ClassTimes[i], p->timeEval );
}
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
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