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/**CFile****************************************************************
FileName [sswSimSat.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Inductive prover with constraints.]
Synopsis [Performs resimulation using counter-examples.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - September 1, 2008.]
Revision [$Id: sswSimSat.c,v 1.00 2008/09/01 00:00:00 alanmi Exp $]
***********************************************************************/
#include "sswInt.h"
ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis [Handle the counter-example.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Ssw_ManResimulateBit( Ssw_Man_t * p, Aig_Obj_t * pCand, Aig_Obj_t * pRepr )
{
Aig_Obj_t * pObj;
int i, RetValue1, RetValue2, clk = clock();
// set the PI simulation information
Aig_ManConst1(p->pAig)->fMarkB = 1;
Aig_ManForEachPi( p->pAig, pObj, i )
pObj->fMarkB = Aig_InfoHasBit( p->pPatWords, i );
// simulate internal nodes
Aig_ManForEachNode( p->pAig, pObj, i )
pObj->fMarkB = ( Aig_ObjFanin0(pObj)->fMarkB ^ Aig_ObjFaninC0(pObj) )
& ( Aig_ObjFanin1(pObj)->fMarkB ^ Aig_ObjFaninC1(pObj) );
// if repr is given, perform refinement
if ( pRepr )
{
// check equivalence classes
RetValue1 = Ssw_ClassesRefineConst1( p->ppClasses, 0 );
RetValue2 = Ssw_ClassesRefine( p->ppClasses, 0 );
// make sure refinement happened
if ( Aig_ObjIsConst1(pRepr) )
{
assert( RetValue1 );
if ( RetValue1 == 0 )
printf( "\nSsw_ManResimulateBit() Error: RetValue1 does not hold.\n" );
}
else
{
assert( RetValue2 );
if ( RetValue2 == 0 )
printf( "\nSsw_ManResimulateBit() Error: RetValue2 does not hold.\n" );
}
}
p->timeSimSat += clock() - clk;
}
/**Function*************************************************************
Synopsis [Handle the counter-example.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Ssw_ManResimulateWord( Ssw_Man_t * p, Aig_Obj_t * pCand, Aig_Obj_t * pRepr, int f )
{
int RetValue1, RetValue2, clk = clock();
// set the PI simulation information
Ssw_SmlAssignDist1Plus( p->pSml, p->pPatWords );
// simulate internal nodes
Ssw_SmlSimulateOne( p->pSml );
// check equivalence classes
RetValue1 = Ssw_ClassesRefineConst1( p->ppClasses, 1 );
RetValue2 = Ssw_ClassesRefine( p->ppClasses, 1 );
// make sure refinement happened
if ( Aig_ObjIsConst1(pRepr) )
{
assert( RetValue1 );
if ( RetValue1 == 0 )
printf( "\nSsw_ManResimulateWord() Error: RetValue1 does not hold.\n" );
}
else
{
assert( RetValue2 );
if ( RetValue2 == 0 )
printf( "\nSsw_ManResimulateWord() Error: RetValue2 does not hold.\n" );
}
p->timeSimSat += clock() - clk;
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
ABC_NAMESPACE_IMPL_END
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