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working on incremental pdr

This commit is contained in:
Yen-Sheng Ho 2017-02-18 21:22:26 -08:00
parent fdc0b471e5
commit fc0f3b8d0d
1 changed files with 37 additions and 35 deletions
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72
src/proof/pdr/pdrIncr.c
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@ -527,7 +527,6 @@ int IPdr_ManSolve( Aig_Man_t * pAig, Pdr_Par_t * pPars )
{ {
Pdr_Man_t * p; Pdr_Man_t * p;
int k, RetValue; int k, RetValue;
int i, nRegs;
Vec_Vec_t * vClausesSaved; Vec_Vec_t * vClausesSaved;
abctime clk = Abc_Clock(); abctime clk = Abc_Clock();
@ -549,46 +548,49 @@ int IPdr_ManSolve( Aig_Man_t * pAig, Pdr_Par_t * pPars )
pPars->fSolveAll ? "yes" : "no" ); pPars->fSolveAll ? "yes" : "no" );
} }
ABC_FREE( pAig->pSeqModel ); ABC_FREE( pAig->pSeqModel );
p = Pdr_ManStart( pAig, pPars, NULL ); p = Pdr_ManStart( pAig, pPars, NULL );
RetValue = IPdr_ManSolveInt( p ); while ( 1 ) {
if ( RetValue == 0 ) RetValue = IPdr_ManSolveInt( p );
assert( pAig->pSeqModel != NULL || p->vCexes != NULL );
if ( p->vCexes )
{
assert( p->pAig->vSeqModelVec == NULL );
p->pAig->vSeqModelVec = p->vCexes;
p->vCexes = NULL;
}
if ( p->pPars->fDumpInv )
{
char * pFileName = Extra_FileNameGenericAppend(p->pAig->pName, "_inv.pla");
Abc_FrameSetInv( Pdr_ManDeriveInfinityClauses( p, RetValue!=1 ) );
Pdr_ManDumpClauses( p, pFileName, RetValue==1 );
}
else if ( RetValue == 1 )
Abc_FrameSetInv( Pdr_ManDeriveInfinityClauses( p, RetValue!=1 ) );
p->tTotal += Abc_Clock() - clk;
if (pPars->iFrame == pPars->nFrameMax) if ( RetValue == -1 && pPars->iFrame == pPars->nFrameMax) {
{ vClausesSaved = IPdr_ManSaveClauses( p );
vClausesSaved = IPdr_ManSaveClauses(p);
nRegs = Aig_ManRegNum(p->pAig);
Pdr_ManStop( p );
p = Pdr_ManStart( pAig, pPars, NULL );
IPdr_ManRestore( p, vClausesSaved );
pPars->nFrameMax = pPars->nFrameMax << 1;
continue;
}
if ( RetValue == 0 )
assert( pAig->pSeqModel != NULL || p->vCexes != NULL );
if ( p->vCexes )
{
assert( p->pAig->vSeqModelVec == NULL );
p->pAig->vSeqModelVec = p->vCexes;
p->vCexes = NULL;
}
if ( p->pPars->fDumpInv )
{
char * pFileName = Extra_FileNameGenericAppend(p->pAig->pName, "_inv.pla");
Abc_FrameSetInv( Pdr_ManDeriveInfinityClauses( p, RetValue!=1 ) );
Pdr_ManDumpClauses( p, pFileName, RetValue==1 );
}
else if ( RetValue == 1 )
Abc_FrameSetInv( Pdr_ManDeriveInfinityClauses( p, RetValue!=1 ) );
p->tTotal += Abc_Clock() - clk;
Pdr_ManStop( p ); Pdr_ManStop( p );
printf("PDR reached the max frame: %d\n", pPars->iFrame); break;
IPdr_ManPrintClauses(vClausesSaved, 0, nRegs);
p = Pdr_ManStart( pAig, pPars, NULL );
IPdr_ManRestore( p, vClausesSaved );
// Solve again
pPars->nFrameMax = pPars->nFrameMax + 1;
RetValue = IPdr_ManSolveInt(p);
IPdr_ManPrintClauses(p->vClauses, 0, nRegs);
} }
Pdr_ManStop( p );
pPars->iFrame--; pPars->iFrame--;
// convert all -2 (unknown) entries into -1 (undec) // convert all -2 (unknown) entries into -1 (undec)
if ( pPars->vOutMap ) if ( pPars->vOutMap )