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Make PDR return the number of completed frames.

This commit is contained in:
Alan Mishchenko 2011-02-03 21:34:46 -08:00
parent 59d7455cf1
commit e6f8744777
3 changed files with 33 additions and 25 deletions
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50
src/base/abci/abc.c
View File

@ -369,9 +369,9 @@ static int Abc_CommandAbc9AbsRefine ( Abc_Frame_t * pAbc, int argc, cha
static int Abc_CommandAbc9PbaStart ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Reparam ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Posplit ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Reach ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Reach2 ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Reach3 ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9ReachM ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9ReachP ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9ReachN ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Undo ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandAbc9Test ( Abc_Frame_t * pAbc, int argc, char ** argv );
@ -767,9 +767,9 @@ void Abc_Init( Abc_Frame_t * pAbc )
Cmd_CommandAdd( pAbc, "ABC9", "&pba_start", Abc_CommandAbc9PbaStart, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&reparam", Abc_CommandAbc9Reparam, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&posplit", Abc_CommandAbc9Posplit, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&reach", Abc_CommandAbc9Reach, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&reach2", Abc_CommandAbc9Reach2, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&reach3", Abc_CommandAbc9Reach3, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&reachm", Abc_CommandAbc9ReachM, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&reachp", Abc_CommandAbc9ReachP, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&reachn", Abc_CommandAbc9ReachN, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&undo", Abc_CommandAbc9Undo, 0 );
Cmd_CommandAdd( pAbc, "ABC9", "&test", Abc_CommandAbc9Test, 0 );
@ -20007,7 +20007,7 @@ int Abc_CommandPdr( Abc_Frame_t * pAbc, int argc, char ** argv )
}
// run the procedure
pAbc->Status = Abc_NtkDarPdr( pNtk, pPars, &pCex );
pAbc->nFrames = pCex ? pCex->iFrame : -1;
pAbc->nFrames = pPars->iFrame;
Abc_FrameReplaceCex( pAbc, &pCex );
return 0;
@ -27457,7 +27457,7 @@ usage:
SeeAlso []
***********************************************************************/
int Abc_CommandAbc9Reach( Abc_Frame_t * pAbc, int argc, char ** argv )
int Abc_CommandAbc9ReachM( Abc_Frame_t * pAbc, int argc, char ** argv )
{
Gia_ParLlb_t Pars, * pPars = &Pars;
Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc);
@ -27582,24 +27582,24 @@ int Abc_CommandAbc9Reach( Abc_Frame_t * pAbc, int argc, char ** argv )
}
if ( pAbc->pGia == NULL )
{
Abc_Print( -1, "Abc_CommandAbc9Reach(): There is no AIG.\n" );
Abc_Print( -1, "Abc_CommandAbc9ReachM(): There is no AIG.\n" );
return 1;
}
if ( Gia_ManRegNum(pAbc->pGia) == 0 )
{
Abc_Print( -1, "Abc_CommandAbc9Reach(): The current AIG has no latches.\n" );
Abc_Print( -1, "Abc_CommandAbc9ReachM(): The current AIG has no latches.\n" );
return 0;
}
pAbc->Status = Llb_ManModelCheckGia( pAbc->pGia, pPars );
pAbc->nFrames = pPars->iFrame;
Abc_FrameReplaceCex( pAbc, &pAbc->pGia->pCexSeq );
if ( pLogFileName )
Abc_NtkWriteLogFile( pLogFileName, pAbc->pCex, pAbc->Status, "&reach" );
Abc_NtkWriteLogFile( pLogFileName, pAbc->pCex, pAbc->Status, "&reachm" );
return 0;
usage:
Abc_Print( -2, "usage: &reach [-TBFCHS num] [-L file] [-ripcsyzvwh]\n" );
Abc_Print( -2, "\t model checking via BDD-based reachability (similar to IWLS'95)\n" );
Abc_Print( -2, "usage: &reachm [-TBFCHS num] [-L file] [-ripcsyzvwh]\n" );
Abc_Print( -2, "\t model checking via BDD-based reachability (dependence-matrix-based)\n" );
Abc_Print( -2, "\t-T num : approximate time limit in seconds (0=infinite) [default = %d]\n", pPars->TimeLimit );
Abc_Print( -2, "\t-B num : max number of nodes in the intermediate BDDs [default = %d]\n", pPars->nBddMax );
Abc_Print( -2, "\t-F num : max number of reachability iterations [default = %d]\n", pPars->nIterMax );
@ -27631,7 +27631,7 @@ usage:
SeeAlso []
***********************************************************************/
int Abc_CommandAbc9Reach2( Abc_Frame_t * pAbc, int argc, char ** argv )
int Abc_CommandAbc9ReachP( Abc_Frame_t * pAbc, int argc, char ** argv )
{
Gia_ParLlb_t Pars, * pPars = &Pars;
Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc);
@ -27729,12 +27729,12 @@ int Abc_CommandAbc9Reach2( Abc_Frame_t * pAbc, int argc, char ** argv )
}
if ( pAbc->pGia == NULL )
{
Abc_Print( -1, "Abc_CommandAbc9Reach(): There is no AIG.\n" );
Abc_Print( -1, "Abc_CommandAbc9ReachP(): There is no AIG.\n" );
return 1;
}
if ( Gia_ManRegNum(pAbc->pGia) == 0 )
{
Abc_Print( -1, "Abc_CommandAbc9Reach(): The current AIG has no latches.\n" );
Abc_Print( -1, "Abc_CommandAbc9ReachP(): The current AIG has no latches.\n" );
return 0;
}
pMan = Gia_ManToAigSimple( pAbc->pGia );
@ -27742,13 +27742,13 @@ int Abc_CommandAbc9Reach2( Abc_Frame_t * pAbc, int argc, char ** argv )
pAbc->nFrames = pPars->iFrame;
Abc_FrameReplaceCex( pAbc, &pMan->pSeqModel );
if ( pLogFileName )
Abc_NtkWriteLogFile( pLogFileName, pAbc->pCex, pAbc->Status, "&reach2" );
Abc_NtkWriteLogFile( pLogFileName, pAbc->pCex, pAbc->Status, "&reachp" );
Aig_ManStop( pMan );
return 0;
usage:
Abc_Print( -2, "usage: &reach2 [-NFT num] [-L file] [-rbyzdvwh]\n" );
Abc_Print( -2, "\t model checking via BDD-based reachability (min-cut-based)\n" );
Abc_Print( -2, "usage: &reachp [-NFT num] [-L file] [-rbyzdvwh]\n" );
Abc_Print( -2, "\t model checking via BDD-based reachability (partitioning-based)\n" );
Abc_Print( -2, "\t-N num : partitioning value (MinVol=nANDs/N/2; MaxVol=nANDs/N) [default = %d]\n", pPars->nPartValue );
// Abc_Print( -2, "\t-B num : the BDD node increase when hints kick in [default = %d]\n", pPars->nBddMax );
Abc_Print( -2, "\t-F num : max number of reachability iterations [default = %d]\n", pPars->nIterMax );
@ -27776,7 +27776,7 @@ usage:
SeeAlso []
***********************************************************************/
int Abc_CommandAbc9Reach3( Abc_Frame_t * pAbc, int argc, char ** argv )
int Abc_CommandAbc9ReachN( Abc_Frame_t * pAbc, int argc, char ** argv )
{
Gia_ParLlb_t Pars, * pPars = &Pars;
Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc);
@ -27857,12 +27857,12 @@ int Abc_CommandAbc9Reach3( Abc_Frame_t * pAbc, int argc, char ** argv )
}
if ( pAbc->pGia == NULL )
{
Abc_Print( -1, "Abc_CommandAbc9Reach(): There is no AIG.\n" );
Abc_Print( -1, "Abc_CommandAbc9ReachN(): There is no AIG.\n" );
return 1;
}
if ( Gia_ManRegNum(pAbc->pGia) == 0 )
{
Abc_Print( -1, "Abc_CommandAbc9Reach(): The current AIG has no latches.\n" );
Abc_Print( -1, "Abc_CommandAbc9ReachN(): The current AIG has no latches.\n" );
return 0;
}
pMan = Gia_ManToAigSimple( pAbc->pGia );
@ -27870,13 +27870,13 @@ int Abc_CommandAbc9Reach3( Abc_Frame_t * pAbc, int argc, char ** argv )
pAbc->nFrames = pPars->iFrame;
Abc_FrameReplaceCex( pAbc, &pMan->pSeqModel );
if ( pLogFileName )
Abc_NtkWriteLogFile( pLogFileName, pAbc->pCex, pAbc->Status, "&reach2" );
Abc_NtkWriteLogFile( pLogFileName, pAbc->pCex, pAbc->Status, "&reachn" );
Aig_ManStop( pMan );
return 0;
usage:
Abc_Print( -2, "usage: &reach3 [-BFT num] [-L file] [-ryzvh]\n" );
Abc_Print( -2, "\t model checking via BDD-based reachability (non-linear QS)\n" );
Abc_Print( -2, "usage: &reachn [-BFT num] [-L file] [-ryzvh]\n" );
Abc_Print( -2, "\t model checking via BDD-based reachability (non-linear-QS-based)\n" );
Abc_Print( -2, "\t-B num : the BDD node increase when hints kick in [default = %d]\n", pPars->nBddMax );
Abc_Print( -2, "\t-F num : max number of reachability iterations [default = %d]\n", pPars->nIterMax );
Abc_Print( -2, "\t-T num : approximate time limit in seconds (0=infinite) [default = %d]\n", pPars->TimeLimit );

1
src/sat/pdr/pdr.h
View File

@ -51,6 +51,7 @@ struct Pdr_Par_t_
int fShortest; // forces bug traces to be shortest
int fVerbose; // verbose output
int fVeryVerbose; // very verbose output
int iFrame; // explored up to this frame
};
////////////////////////////////////////////////////////////////////////

7
src/sat/pdr/pdrCore.c
View File

@ -56,6 +56,7 @@ void Pdr_ManSetDefaultParams( Pdr_Par_t * pPars )
pPars->fShortest = 0; // forces bug traces to be shortest
pPars->fVerbose = 0; // verbose output
pPars->fVeryVerbose = 0; // very verbose output
pPars->iFrame = -1; // explored up to this frame
}
/**Function*************************************************************
@ -544,6 +545,7 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
if ( p->pPars->fVerbose )
Pdr_ManPrintProgress( p, 1, clock() - clkStart );
printf( "Reached conflict limit (%d).\n", p->pPars->nConfLimit );
p->pPars->iFrame = k;
return -1;
}
if ( RetValue == 0 )
@ -554,6 +556,7 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
if ( p->pPars->fVerbose )
Pdr_ManPrintProgress( p, 1, clock() - clkStart );
printf( "Reached conflict limit (%d).\n", p->pPars->nConfLimit );
p->pPars->iFrame = k;
return -1;
}
if ( RetValue == 0 )
@ -565,6 +568,7 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
}
if ( p->pPars->fVerbose )
Pdr_ManPrintProgress( p, 1, clock() - clkStart );
p->pPars->iFrame = k;
return 0; // SAT
}
}
@ -590,6 +594,7 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
Pdr_ManVerifyInvariant( p );
if ( p->pPars->fDumpInv )
Pdr_ManDumpClauses( p, (char *)"inv.pla" );
p->pPars->iFrame = k;
return 1; // UNSAT
}
if ( p->pPars->fVerbose )
@ -608,6 +613,7 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
if ( p->pPars->fVerbose )
Pdr_ManPrintProgress( p, 1, clock() - clkStart );
printf( "Reached timeout (%d seconds).\n", p->pPars->nTimeOut );
p->pPars->iFrame = k;
return -1;
}
if ( p->pPars->nFrameMax && k >= p->pPars->nFrameMax )
@ -615,6 +621,7 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
if ( p->pPars->fVerbose )
Pdr_ManPrintProgress( p, 1, clock() - clkStart );
printf( "Reached limit on the number of timeframes (%d).\n", p->pPars->nFrameMax );
p->pPars->iFrame = k;
return -1;
}
}