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