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Adding switch 'pdr -i' to start push_clauses from an intermediate timeframe.

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This commit is contained in:
Alan Mishchenko
2013-10-15 09:04:27 -07:00
parent 1692c1a57a
commit f9900a4c3b
3 changed files with 11 additions and 7 deletions
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src/proof/pdr/pdr.h
+1
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@@ -52,6 +52,7 @@ struct Pdr_Par_t_
int fMonoCnf; // monolythic CNF
int fDumpInv; // dump inductive invariant
int fShortest; // forces bug traces to be shortest
int fShiftStart; // allows clause pushing to start from an intermediate frame
int fReuseProofOblig; // reuses proof-obligationgs in the last timeframe
int fSkipGeneral; // skips expensive generalization step
int fVerbose; // verbose output`
src/proof/pdr/pdrCore.c
+3 -4
View File
@@ -137,10 +137,11 @@ int Pdr_ManPushClauses( Pdr_Man_t * p )
Pdr_Set_t * pTemp, * pCubeK, * pCubeK1;
Vec_Ptr_t * vArrayK, * vArrayK1;
int i, j, k, m, RetValue = 0, RetValue2, kMax = Vec_PtrSize(p->vSolvers)-1;
int iStartFrame = p->pPars->fShiftStart ? p->iUseFrame : 1;
int Counter = 0;
abctime clk = Abc_Clock();
assert( p->iUseFrame > 0 );
Vec_VecForEachLevelStartStop( p->vClauses, vArrayK, k, 1, kMax )
Vec_VecForEachLevelStartStop( p->vClauses, vArrayK, k, iStartFrame, kMax )
{
Vec_PtrSort( vArrayK, (int (*)(void))Pdr_SetCompare );
vArrayK1 = Vec_VecEntry( p->vClauses, k+1 );
@@ -441,9 +442,7 @@ int Pdr_ManBlockCube( Pdr_Man_t * p, Pdr_Set_t * pCube )
pThis = Pdr_QueueHead( p );
if ( pThis->iFrame == 0 )
return 0; // SAT
if ( pThis->iFrame > kMax ) // finished this level
return 1;
if ( p->nQueLim && p->nQueCur >= p->nQueLim )
{
@@ -586,7 +585,7 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
{
p->nFrames = k;
assert( k == Vec_PtrSize(p->vSolvers)-1 );
p->iUseFrame = ABC_INFINITY;
p->iUseFrame = Abc_MaxInt(k, 1);
Saig_ManForEachPo( p->pAig, pObj, p->iOutCur )
{
// skip disproved outputs