summaryrefslogtreecommitdiffstats
path: root/src/proof
diff options
context:
space:
mode:
authorAlan Mishchenko <alanmi@berkeley.edu>2013-09-16 22:57:50 -0700
committerAlan Mishchenko <alanmi@berkeley.edu>2013-09-16 22:57:50 -0700
commit105648bf7c5ce5825d7b62ffbc05cbbf821c5ced (patch)
tree24848ba7ac54921aeee9ea15b3e9219ecbd92871 /src/proof
parent2ba12a76ff7992b5d1221d5926605d928691c053 (diff)
downloadabc-105648bf7c5ce5825d7b62ffbc05cbbf821c5ced.tar.gz
abc-105648bf7c5ce5825d7b62ffbc05cbbf821c5ced.tar.bz2
abc-105648bf7c5ce5825d7b62ffbc05cbbf821c5ced.zip
Adding switch to enable reuse of proof-obligations in the last timeframe.
Diffstat (limited to 'src/proof')
-rw-r--r--src/proof/pdr/pdr.h1
-rw-r--r--src/proof/pdr/pdrCore.c2
2 files changed, 2 insertions, 1 deletions
diff --git a/src/proof/pdr/pdr.h b/src/proof/pdr/pdr.h
index 83c71b1d..dcf5b534 100644
--- a/src/proof/pdr/pdr.h
+++ b/src/proof/pdr/pdr.h
@@ -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 fReuseProofOblig; // reuses proof-obligationgs in the last timeframe
int fSkipGeneral; // skips expensive generalization step
int fVerbose; // verbose output`
int fVeryVerbose; // very verbose output
diff --git a/src/proof/pdr/pdrCore.c b/src/proof/pdr/pdrCore.c
index 6d2f1c43..accc779c 100644
--- a/src/proof/pdr/pdrCore.c
+++ b/src/proof/pdr/pdrCore.c
@@ -525,7 +525,7 @@ int Pdr_ManBlockCube( Pdr_Man_t * p, Pdr_Set_t * pCube )
for ( i = 1; i <= k; i++ )
Pdr_ManSolverAddClause( p, i, pCubeMin );
// schedule proof obligation
- if ( !p->pPars->fShortest )
+ if ( (k < kMax || p->pPars->fReuseProofOblig) && !p->pPars->fShortest )
{
pThis->iFrame = k+1;
pThis->prio = Prio--;