luke
/
abc
mirror of https://github.com/YosysHQ/abc.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

pdr -X to write CEXes immediately 

(cherry picked from commit f63471bdf5)
This commit is contained in:
Jannis Harder 2024-02-02 16:47:38 +01:00 committed by Martin Povišer
parent e334586ae4
commit e62e8ac528
4 changed files with 56 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/base/abci/abc.c
View File

@ -30241,7 +30241,7 @@ int Abc_CommandPdr( Abc_Frame_t * pAbc, int argc, char ** argv )
int c;
Pdr_ManSetDefaultParams( pPars );
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "MFCDQTHGSLIaxrmuyfqipdegjonctkvwzh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "MFCDQTHGSLIXaxrmuyfqipdegjonctkvwzh" ) ) != EOF )
{
switch ( c )
{
@ -30362,6 +30362,15 @@ int Abc_CommandPdr( Abc_Frame_t * pAbc, int argc, char ** argv )
pPars->pInvFileName = argv[globalUtilOptind];
globalUtilOptind++;
break;
case 'X':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-X\" should be followed by a directory name.\n" );
goto usage;
}
pPars->pCexFilePrefix = argv[globalUtilOptind];
globalUtilOptind++;
break;
case 'a':
pPars->fSolveAll ^= 1;
break;
@ -30469,7 +30478,7 @@ int Abc_CommandPdr( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
usage:
Abc_Print( -2, "usage: pdr [-MFCDQTHGS <num>] [-LI <file>] [-axrmuyfqipdegjonctkvwzh]\n" );
Abc_Print( -2, "usage: pdr [-MFCDQTHGS <num>] [-LI <file>] [-X <prefix>] [-axrmuyfqipdegjonctkvwzh]\n" );
Abc_Print( -2, "\t model checking using property directed reachability (aka IC3)\n" );
Abc_Print( -2, "\t pioneered by Aaron R. Bradley (http://theory.stanford.edu/~arbrad/)\n" );
Abc_Print( -2, "\t with improvements by Niklas Een (http://een.se/niklas/)\n" );
@ -30484,6 +30493,7 @@ usage:
Abc_Print( -2, "\t-S num : * value to seed the SAT solver with [default = %d]\n", pPars->nRandomSeed );
Abc_Print( -2, "\t-L file: the log file name [default = %s]\n", pLogFileName ? pLogFileName : "no logging" );
Abc_Print( -2, "\t-I file: the invariant file name [default = %s]\n", pPars->pInvFileName ? pPars->pInvFileName : "default name" );
Abc_Print( -2, "\t-X pref: when solving all outputs, store CEXes immediately as <pref>*.aiw [default = %s]\n", pPars->pCexFilePrefix ? pPars->pCexFilePrefix : "disabled");
Abc_Print( -2, "\t-a : toggle solving all outputs even if one of them is SAT [default = %s]\n", pPars->fSolveAll? "yes": "no" );
Abc_Print( -2, "\t-x : toggle storing CEXes when solving all outputs [default = %s]\n", pPars->fStoreCex? "yes": "no" );
Abc_Print( -2, "\t-r : toggle using more effort in generalization [default = %s]\n", pPars->fTwoRounds? "yes": "no" );

2
src/proof/pdr/pdr.h
View File

@ -84,6 +84,7 @@ struct Pdr_Par_t_
abctime timeLastSolved; // the time when the last output was solved
Vec_Int_t * vOutMap; // in the multi-output mode, contains status for each PO (0 = sat; 1 = unsat; negative = undecided)
char * pInvFileName; // invariable file name
char * pCexFilePrefix; // CEX output prefix
};
////////////////////////////////////////////////////////////////////////
@ -95,6 +96,7 @@ struct Pdr_Par_t_
////////////////////////////////////////////////////////////////////////
/*=== pdrCore.c ==========================================================*/
extern void Pdr_OutputCexToDir( Pdr_Par_t * pPars, Abc_Cex_t * pCex );
extern void Pdr_ManSetDefaultParams( Pdr_Par_t * pPars );
extern int Pdr_ManSolve( Aig_Man_t * p, Pdr_Par_t * pPars );

41
src/proof/pdr/pdrCore.c
View File

@ -80,6 +80,7 @@ void Pdr_ManSetDefaultParams( Pdr_Par_t * pPars )
pPars->nDropOuts = 0; // the number of timed out outputs
pPars->timeLastSolved = 0; // last one solved
pPars->pInvFileName = NULL; // invariant file name
pPars->pCexFilePrefix = NULL; // CEX output prefix
}
/**Function*************************************************************
@ -1026,6 +1027,38 @@ int Pdr_ManBlockCube( Pdr_Man_t * p, Pdr_Set_t * pCube )
return 1;
}
void Pdr_OutputCexToDir( Pdr_Par_t * pPars, Abc_Cex_t * pCex )
{
int i, f, iBit;
size_t iCexPathSize;
char * pCexPath;
FILE * pCexFile;
iCexPathSize = snprintf( NULL, 0, "%s%d.aiw", pPars->pCexFilePrefix, pCex->iPo ) + 1;
pCexPath = malloc( iCexPathSize );
snprintf( pCexPath, iCexPathSize, "%s%d.aiw", pPars->pCexFilePrefix, pCex->iPo );
Abc_Print( 1, "Writing CEX for output %d to %s\n", pCex->iPo, pCexPath );
pCexFile = fopen( pCexPath, "w" );
free( pCexPath );
fprintf( pCexFile, "1\n");
fprintf( pCexFile, "b%d\n", pCex->iPo);
iBit = 0;
for ( i = 0; i < pCex->nRegs; i++, iBit++ )
putc( '0' + Abc_InfoHasBit(pCex->pData, iBit), pCexFile );
putc( '\n', pCexFile );
for ( f = 0; f <= pCex->iFrame; f++ )
{
for ( i = 0; i < pCex->nPis; i++, iBit++ )
putc( '0' + Abc_InfoHasBit(pCex->pData, iBit), pCexFile );
putc( '\n', pCexFile );
}
fprintf( pCexFile, ".\n");
fclose( pCexFile );
}
/**Function*************************************************************
Synopsis []
@ -1100,7 +1133,7 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
p->pAig->pSeqModel = pCexNew;
return 0; // SAT
}
pCexNew = (p->pPars->fUseBridge || p->pPars->fStoreCex) ? Abc_CexMakeTriv( Aig_ManRegNum(p->pAig), Saig_ManPiNum(p->pAig), Saig_ManPoNum(p->pAig), iFrame*Saig_ManPoNum(p->pAig)+p->iOutCur ) : (Abc_Cex_t *)(ABC_PTRINT_T)1;
pCexNew = (p->pPars->fUseBridge || p->pPars->fStoreCex || p->pPars->pCexFilePrefix) ? Abc_CexMakeTriv( Aig_ManRegNum(p->pAig), Saig_ManPiNum(p->pAig), Saig_ManPoNum(p->pAig), iFrame*Saig_ManPoNum(p->pAig)+p->iOutCur ) : (Abc_Cex_t *)(ABC_PTRINT_T)1;
p->pPars->nFailOuts++;
if ( p->pPars->vOutMap ) Vec_IntWriteEntry( p->pPars->vOutMap, p->iOutCur, 0 );
if ( !p->pPars->fNotVerbose )
@ -1109,6 +1142,8 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
assert( Vec_PtrEntry(p->vCexes, p->iOutCur) == NULL );
if ( p->pPars->fUseBridge )
Gia_ManToBridgeResult( stdout, 0, pCexNew, pCexNew->iPo );
if ( p->pPars->pCexFilePrefix )
Pdr_OutputCexToDir( p->pPars, pCexNew );
Vec_PtrWriteEntry( p->vCexes, p->iOutCur, pCexNew );
if ( p->pPars->pFuncOnFail && p->pPars->pFuncOnFail(p->iOutCur, p->pPars->fStoreCex ? (Abc_Cex_t *)Vec_PtrEntry(p->vCexes, p->iOutCur) : NULL) )
{
@ -1217,11 +1252,13 @@ int Pdr_ManSolveInt( Pdr_Man_t * p )
return 0; // SAT
}
p->pPars->nFailOuts++;
pCexNew = (p->pPars->fUseBridge || p->pPars->fStoreCex) ? Pdr_ManDeriveCex(p) : (Abc_Cex_t *)(ABC_PTRINT_T)1;
pCexNew = (p->pPars->fUseBridge || p->pPars->fStoreCex || p->pPars->pCexFilePrefix) ? Pdr_ManDeriveCex(p) : (Abc_Cex_t *)(ABC_PTRINT_T)1;
if ( p->pPars->vOutMap ) Vec_IntWriteEntry( p->pPars->vOutMap, p->iOutCur, 0 );
assert( Vec_PtrEntry(p->vCexes, p->iOutCur) == NULL );
if ( p->pPars->fUseBridge )
Gia_ManToBridgeResult( stdout, 0, pCexNew, pCexNew->iPo );
if ( p->pPars->pCexFilePrefix )
Pdr_OutputCexToDir( p->pPars, pCexNew );
Vec_PtrWriteEntry( p->vCexes, p->iOutCur, pCexNew );
if ( p->pPars->pFuncOnFail && p->pPars->pFuncOnFail(p->iOutCur, p->pPars->fStoreCex ? (Abc_Cex_t *)Vec_PtrEntry(p->vCexes, p->iOutCur) : NULL) )
{

4
src/proof/pdr/pdrIncr.c
View File

@ -484,7 +484,7 @@ int IPdr_ManSolveInt( Pdr_Man_t * p, int fCheckClauses, int fPushClauses )
p->pAig->pSeqModel = pCexNew;
return 0; // SAT
}
pCexNew = (p->pPars->fUseBridge || p->pPars->fStoreCex) ? Abc_CexMakeTriv( Aig_ManRegNum(p->pAig), Saig_ManPiNum(p->pAig), Saig_ManPoNum(p->pAig), iFrame*Saig_ManPoNum(p->pAig)+p->iOutCur ) : (Abc_Cex_t *)(ABC_PTRINT_T)1;
pCexNew = (p->pPars->fUseBridge || p->pPars->fStoreCex || p->pPars->pCexFilePrefix) ? Abc_CexMakeTriv( Aig_ManRegNum(p->pAig), Saig_ManPiNum(p->pAig), Saig_ManPoNum(p->pAig), iFrame*Saig_ManPoNum(p->pAig)+p->iOutCur ) : (Abc_Cex_t *)(ABC_PTRINT_T)1;
p->pPars->nFailOuts++;
if ( p->pPars->vOutMap ) Vec_IntWriteEntry( p->pPars->vOutMap, p->iOutCur, 0 );
if ( !p->pPars->fNotVerbose )
@ -493,6 +493,8 @@ int IPdr_ManSolveInt( Pdr_Man_t * p, int fCheckClauses, int fPushClauses )
assert( Vec_PtrEntry(p->vCexes, p->iOutCur) == NULL );
if ( p->pPars->fUseBridge )
Gia_ManToBridgeResult( stdout, 0, pCexNew, pCexNew->iPo );
if ( p->pPars->pCexFilePrefix )
Pdr_OutputCexToDir( p->pPars, pCexNew );
Vec_PtrWriteEntry( p->vCexes, p->iOutCur, pCexNew );
if ( p->pPars->pFuncOnFail && p->pPars->pFuncOnFail(p->iOutCur, p->pPars->fStoreCex ? (Abc_Cex_t *)Vec_PtrEntry(p->vCexes, p->iOutCur) : NULL) )
{