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-rw-r--r--src/base/abci/abc.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index adaf76b7..27f9476f 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -26723,7 +26723,7 @@ int Abc_CommandAbc9Vta( Abc_Frame_t * pAbc, int argc, char ** argv )
int c;
Gia_VtaSetDefaultParams( pPars );
Extra_UtilGetoptReset();
- while ( ( c = Extra_UtilGetopt( argc, argv, "FSPCLTRtvh" ) ) != EOF )
+ while ( ( c = Extra_UtilGetopt( argc, argv, "FSPCLTRtrvh" ) ) != EOF )
{
switch ( c )
{
@@ -26807,6 +26807,9 @@ int Abc_CommandAbc9Vta( Abc_Frame_t * pAbc, int argc, char ** argv )
case 't':
pPars->fUseTermVars ^= 1;
break;
+ case 'r':
+ pPars->fUseRollback ^= 1;
+ break;
case 'v':
pPars->fVerbose ^= 1;
break;
@@ -26841,13 +26844,18 @@ int Abc_CommandAbc9Vta( Abc_Frame_t * pAbc, int argc, char ** argv )
Abc_Print( 1, "The starting frame is larger than the max number of frames.\n" );
return 0;
}
+ if ( pPars->nFramesStart < 1 )
+ {
+ Abc_Print( 1, "The starting frame should be 1 or larger.\n" );
+ return 0;
+ }
pAbc->Status = Gia_VtaPerform( pAbc->pGia, pPars );
pAbc->nFrames = pPars->iFrame;
Abc_FrameReplaceCex( pAbc, &pAbc->pGia->pCexSeq );
return 0;
usage:
- Abc_Print( -2, "usage: &vta [-FSPCLTR num] [-tvh]\n" );
+ Abc_Print( -2, "usage: &vta [-FSPCLTR num] [-trvh]\n" );
Abc_Print( -2, "\t refines abstracted object map with proof-based abstraction\n" );
Abc_Print( -2, "\t-F num : the max number of timeframes to unroll [default = %d]\n", pPars->nFramesMax );
Abc_Print( -2, "\t-S num : the starting time frame (0=unused) [default = %d]\n", pPars->nFramesStart );
@@ -26857,6 +26865,7 @@ usage:
Abc_Print( -2, "\t-T num : an approximate timeout, in seconds [default = %d]\n", pPars->nTimeOut );
Abc_Print( -2, "\t-R num : minimum percentage of abstracted objects (0<=num<=100) [default = %d]\n", pPars->nRatioMin );
Abc_Print( -2, "\t-t : toggle using terminal variables [default = %s]\n", pPars->fUseTermVars? "yes": "no" );
+ Abc_Print( -2, "\t-r : toggle using rollback after the starting frames [default = %s]\n", pPars->fUseRollback? "yes": "no" );
Abc_Print( -2, "\t-v : toggle printing verbose information [default = %s]\n", pPars->fVerbose? "yes": "no" );
Abc_Print( -2, "\t-h : print the command usage\n");
return 1;