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Concurrency for Boolean matching.

This commit is contained in:
Alan Mishchenko 2014-09-18 11:46:14 -07:00
parent 023e92c470
commit 043cfcd775
10 changed files with 331 additions and 65 deletions
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12
src/aig/gia/giaKf.c
View File

@ -21,7 +21,7 @@
#include "gia.h"
#include "misc/vec/vecSet.h"
//#ifdef ABC_USE_PTHREADS
#ifdef ABC_USE_PTHREADS
#ifdef _WIN32
#include "../lib/pthread.h"
@ -30,7 +30,7 @@
#include <unistd.h>
#endif
//#endif
#endif
ABC_NAMESPACE_IMPL_START
@ -38,6 +38,13 @@ ABC_NAMESPACE_IMPL_START
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
#ifndef ABC_USE_PTHREADS
void Kf_ManSetDefaultPars( Jf_Par_t * pPars ) {}
Gia_Man_t * Kf_ManPerformMapping( Gia_Man_t * pGia, Jf_Par_t * pPars ) { return NULL; }
#else // pthreads are used
#define KF_LEAF_MAX 16
#define KF_CUT_MAX 32
#define KF_PROC_MAX 32
@ -1328,6 +1335,7 @@ Gia_Man_t * Kf_ManPerformMapping( Gia_Man_t * pGia, Jf_Par_t * pPars )
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
#endif // pthreads are used
ABC_NAMESPACE_IMPL_END

56
src/base/abci/abc.c
View File

@ -15489,7 +15489,14 @@ int Abc_CommandIf( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
}
if ( p == NULL )
{
if ( LutSize > DAU_MAX_VAR || pPars->nLutSize > DAU_MAX_VAR )
{
printf( "Size of required DSD manager (%d) exceeds the precompiled limit (%d) (change parameter DAU_MAX_VAR).\n", LutSize, DAU_MAX_VAR );
return 0;
}
Abc_FrameSetManDsd( If_DsdManAlloc(pPars->nLutSize, LutSize) );
}
}
if ( pPars->fUserRecLib )
@ -15913,7 +15920,7 @@ int Abc_CommandDsdFree( Abc_Frame_t * pAbc, int argc, char ** argv )
{
if ( !Abc_FrameReadManDsd2() )
{
Abc_Print( 1, "The DSD manager is not started.\n" );
Abc_Print( -1, "The DSD manager is not started.\n" );
return 0;
}
Abc_FrameSetManDsd2( NULL );
@ -15922,7 +15929,7 @@ int Abc_CommandDsdFree( Abc_Frame_t * pAbc, int argc, char ** argv )
{
if ( !Abc_FrameReadManDsd() )
{
Abc_Print( 1, "The DSD manager is not started.\n" );
Abc_Print( -1, "The DSD manager is not started.\n" );
return 0;
}
Abc_FrameSetManDsd( NULL );
@ -16000,7 +16007,7 @@ int Abc_CommandDsdPs( Abc_Frame_t * pAbc, int argc, char ** argv )
{
if ( !Abc_FrameReadManDsd2() )
{
Abc_Print( 1, "The DSD manager is not started.\n" );
Abc_Print( -1, "The DSD manager is not started.\n" );
return 0;
}
If_DsdManPrint( (If_DsdMan_t *)Abc_FrameReadManDsd2(), NULL, Number, Support, fOccurs, fTtDump, fVerbose );
@ -16009,7 +16016,7 @@ int Abc_CommandDsdPs( Abc_Frame_t * pAbc, int argc, char ** argv )
{
if ( !Abc_FrameReadManDsd() )
{
Abc_Print( 1, "The DSD manager is not started.\n" );
Abc_Print( -1, "The DSD manager is not started.\n" );
return 0;
}
If_DsdManPrint( (If_DsdMan_t *)Abc_FrameReadManDsd(), NULL, Number, Support, fOccurs, fTtDump, fVerbose );
@ -16043,10 +16050,10 @@ usage:
int Abc_CommandDsdTune( Abc_Frame_t * pAbc, int argc, char ** argv )
{
char * pStruct = NULL;
int c, fVerbose = 0, fFast = 0, fAdd = 0, fSpec = 0, LutSize = 0, nConfls = 10000;
int c, fVerbose = 0, fFast = 0, fAdd = 0, fSpec = 0, LutSize = 0, nConfls = 10000, nProcs = 1;
If_DsdMan_t * pDsdMan = (If_DsdMan_t *)Abc_FrameReadManDsd();
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "KCSfasvh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "KCPSfasvh" ) ) != EOF )
{
switch ( c )
{
@ -16070,6 +16077,15 @@ int Abc_CommandDsdTune( Abc_Frame_t * pAbc, int argc, char ** argv )
nConfls = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
break;
case 'P':
if ( globalUtilOptind >= argc )
{
Abc_Print( -1, "Command line switch \"-P\" should be followed by a floating point number.\n" );
goto usage;
}
nProcs = atoi(argv[globalUtilOptind]);
globalUtilOptind++;
break;
case 'S':
if ( globalUtilOptind >= argc )
{
@ -16099,20 +16115,21 @@ int Abc_CommandDsdTune( Abc_Frame_t * pAbc, int argc, char ** argv )
}
if ( !Abc_FrameReadManDsd() )
{
Abc_Print( 1, "The DSD manager is not started.\n" );
Abc_Print( -1, "The DSD manager is not started.\n" );
return 0;
}
if ( pStruct )
Id_DsdManTuneStr( pDsdMan, pStruct, nConfls, fVerbose );
Id_DsdManTuneStr( pDsdMan, pStruct, nConfls, nProcs, fVerbose );
else
If_DsdManTune( pDsdMan, LutSize, fFast, fAdd, fSpec, fVerbose );
return 0;
usage:
Abc_Print( -2, "usage: dsd_tune [-KC num] [-fasvh] [-S str]\n" );
Abc_Print( -2, "usage: dsd_tune [-KCP num] [-fasvh] [-S str]\n" );
Abc_Print( -2, "\t tunes DSD manager for the given LUT size\n" );
Abc_Print( -2, "\t-K num : LUT size used for tuning [default = %d]\n", LutSize );
Abc_Print( -2, "\t-C num : the maximum number of conflicts [default = %d]\n", nConfls );
Abc_Print( -2, "\t-P num : the maximum number of processes [default = %d]\n", nProcs );
Abc_Print( -2, "\t-f : toggles using fast check [default = %s]\n", fFast? "yes": "no" );
Abc_Print( -2, "\t-a : toggles adding tuning to the current one [default = %s]\n", fAdd? "yes": "no" );
Abc_Print( -2, "\t-s : toggles using specialized check [default = %s]\n", fSpec? "yes": "no" );
@ -16153,7 +16170,7 @@ int Abc_CommandDsdMerge( Abc_Frame_t * pAbc, int argc, char ** argv )
}
if ( !Abc_FrameReadManDsd() )
{
Abc_Print( 1, "The DSD manager is not started.\n" );
Abc_Print( -1, "The DSD manager is not started.\n" );
return 0;
}
pArgvNew = argv + globalUtilOptind;
@ -16223,7 +16240,7 @@ int Abc_CommandDsdClean( Abc_Frame_t * pAbc, int argc, char ** argv )
}
if ( !Abc_FrameReadManDsd() )
{
Abc_Print( 1, "The DSD manager is not started.\n" );
Abc_Print( -1, "The DSD manager is not started.\n" );
return 0;
}
If_DsdManClean( (If_DsdMan_t *)Abc_FrameReadManDsd(), fVerbose );
@ -30804,6 +30821,16 @@ int Abc_CommandAbc9Dsdb( Abc_Frame_t * pAbc, int argc, char ** argv )
Abc_Print( -1, "Abc_CommandAbc9Dsdb(): There is no AIG.\n" );
return 1;
}
if ( nLutSize > DAU_MAX_VAR )
{
printf( "Abc_CommandAbc9Dsdb(): Size of the required DSD manager (%d) exceeds the precompiled limit (%d) (change parameter DAU_MAX_VAR).\n", nLutSize, DAU_MAX_VAR );
return 0;
}
if ( Abc_FrameReadManDsd2() && nLutSize > If_DsdManVarNum(Abc_FrameReadManDsd2()) )
{
printf( "Abc_CommandAbc9Dsdb(): Incompatible size of the DSD manager (run \"dsd_free -b\").\n" );
return 0;
}
if ( nLevelMax || nTimeWindow )
pTemp = Gia_ManPerformDsdBalanceWin( pAbc->pGia, nLevelMax, nTimeWindow, nLutSize, nCutNum, nRelaxRatio, fVerbose );
else
@ -31329,7 +31356,14 @@ int Abc_CommandAbc9If( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
}
if ( p == NULL )
{
if ( LutSize > DAU_MAX_VAR || pPars->nLutSize > DAU_MAX_VAR )
{
printf( "Size of required DSD manager (%d) exceeds the precompiled limit (%d) (change parameter DAU_MAX_VAR).\n", LutSize, DAU_MAX_VAR );
return 0;
}
Abc_FrameSetManDsd( If_DsdManAlloc(pPars->nLutSize, LutSize) );
}
}
if ( pPars->fUserRecLib )

2
src/base/cmd/cmdStarter.c
View File

@ -248,7 +248,7 @@ void Cmd_RunStarter( char * pFileName, char * pBinary, char * pCommand, int nCor
fflush( stdout );
}
#endif
#endif // pthreads are used
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///

2
src/base/wlc/wlcReadVer.c
View File

@ -134,7 +134,7 @@ int Wlc_PrsWriteErrorMessage( Wlc_Prs_t * p, char * pCur, const char * format, .
break;
sprintf( p->sError, "%s (line %d): %s\n", p->pFileName, iLine+1, pMessage );
}
free( pMessage );
ABC_FREE( pMessage );
return 0;
}
void Wlc_PrsPrintErrorMessage( Wlc_Prs_t * p )

2
src/map/if/if.h
View File

@ -539,7 +539,7 @@ extern If_DsdMan_t * If_DsdManAlloc( int nVars, int nLutSize );
extern void If_DsdManAllocIsops( If_DsdMan_t * p, int nLutSize );
extern void If_DsdManPrint( If_DsdMan_t * p, char * pFileName, int Number, int Support, int fOccurs, int fTtDump, int fVerbose );
extern void If_DsdManTune( If_DsdMan_t * p, int LutSize, int fFast, int fAdd, int fSpec, int fVerbose );
extern void Id_DsdManTuneStr( If_DsdMan_t * p, char * pStruct, int nConfls, int fVerbose );
extern void Id_DsdManTuneStr( If_DsdMan_t * p, char * pStruct, int nConfls, int nProcs, int fVerbose );
extern void If_DsdManFree( If_DsdMan_t * p, int fVerbose );
extern void If_DsdManSave( If_DsdMan_t * p, char * pFileName );
extern If_DsdMan_t * If_DsdManLoad( char * pFileName );

222
src/map/if/ifDsd.c
View File

@ -26,6 +26,17 @@
#include "aig/gia/gia.h"
#include "bool/kit/kit.h"
#ifdef ABC_USE_PTHREADS
#ifdef _WIN32
#include "../lib/pthread.h"
#else
#include <pthread.h>
#include <unistd.h>
#endif
#endif
ABC_NAMESPACE_IMPL_START
@ -206,6 +217,7 @@ If_DsdMan_t * If_DsdManAlloc( int nVars, int LutSize )
{
If_DsdMan_t * p; int v;
char pFileName[10];
assert( nVars <= DAU_MAX_VAR );
sprintf( pFileName, "%02d.dsd", nVars );
p = ABC_CALLOC( If_DsdMan_t, 1 );
p->pStore = Abc_UtilStrsav( pFileName );
@ -1213,10 +1225,9 @@ void If_DsdManComputeTruth_rec( If_DsdMan_t * p, int iDsd, word * pRes, unsigned
assert( 0 );
}
word * If_DsdManComputeTruth( If_DsdMan_t * p, int iDsd, unsigned char * pPermLits )
void If_DsdManComputeTruthPtr( If_DsdMan_t * p, int iDsd, unsigned char * pPermLits, word * pRes )
{
int nSupp = 0;
word * pRes = p->pTtElems[DAU_MAX_VAR];
If_DsdObj_t * pObj = If_DsdVecObj( &p->vObjs, Abc_Lit2Var(iDsd) );
if ( iDsd == 0 )
Abc_TtConst0( pRes, p->nWords );
@ -1231,6 +1242,11 @@ word * If_DsdManComputeTruth( If_DsdMan_t * p, int iDsd, unsigned char * pPermLi
else
If_DsdManComputeTruth_rec( p, iDsd, pRes, pPermLits, &nSupp );
assert( nSupp == If_DsdVecLitSuppSize(&p->vObjs, iDsd) );
}
word * If_DsdManComputeTruth( If_DsdMan_t * p, int iDsd, unsigned char * pPermLits )
{
word * pRes = p->pTtElems[DAU_MAX_VAR];
If_DsdManComputeTruthPtr( p, iDsd, pPermLits, pRes );
return pRes;
}
@ -2259,6 +2275,7 @@ extern Ifn_Ntk_t * Ifn_NtkParse( char * pStr );
extern int Ifn_NtkMatch( Ifn_Ntk_t * p, word * pTruth, int nVars, int nConfls, int fVerbose, int fVeryVerbose );
extern void Ifn_NtkPrint( Ifn_Ntk_t * p );
extern int Ifn_NtkLutSizeMax( Ifn_Ntk_t * p );
extern int Ifn_NtkInputNum( Ifn_Ntk_t * p );
/**Function*************************************************************
@ -2271,7 +2288,7 @@ extern int Ifn_NtkLutSizeMax( Ifn_Ntk_t * p );
SeeAlso []
***********************************************************************/
void Id_DsdManTuneStr( If_DsdMan_t * p, char * pStruct, int nConfls, int fVerbose )
void Id_DsdManTuneStr1( If_DsdMan_t * p, char * pStruct, int nConfls, int fVerbose )
{
int fVeryVerbose = 0;
ProgressBar * pProgress = NULL;
@ -2281,6 +2298,14 @@ void Id_DsdManTuneStr( If_DsdMan_t * p, char * pStruct, int nConfls, int fVerbos
abctime clk = Abc_Clock();
// parse the structure
Ifn_Ntk_t * pNtk = Ifn_NtkParse( pStruct );
if ( If_DsdManVarNum(p) > Ifn_NtkInputNum(pNtk) )
{
printf( "The support of DSD manager (%d) exceeds the support of the structure (%d).\n", If_DsdManVarNum(p), Ifn_NtkInputNum(pNtk) );
ABC_FREE( pNtk );
return;
}
if ( If_DsdManVarNum(p) < Ifn_NtkInputNum(pNtk) )
printf( "Warning: The support of DSD manager (%d) is less than the support of the structure (%d).\n", If_DsdManVarNum(p), Ifn_NtkInputNum(pNtk) );
LutSize = Ifn_NtkLutSizeMax(pNtk);
// print
if ( fVerbose )
@ -2316,8 +2341,199 @@ void Id_DsdManTuneStr( If_DsdMan_t * p, char * pStruct, int nConfls, int fVerbos
Abc_PrintTime( 1, "Time", Abc_Clock() - clk );
if ( fVeryVerbose )
If_DsdManPrintDistrib( p );
ABC_FREE( pNtk );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
#ifndef ABC_USE_PTHREADS
void Id_DsdManTuneStr( If_DsdMan_t * p, char * pStruct, int nConfls, int nProcs, int fVerbose )
{
Id_DsdManTuneStr1( p, pStruct, nConfls, fVerbose );
}
#else // pthreads are used
#define PAR_THR_MAX 100
typedef struct Ifn_ThData_t_
{
Ifn_Ntk_t * pNtk; // network
word pTruth[DAU_MAX_WORD];
int nVars; // support
int Id; // object
int nConfls; // conflicts
int Result; // result
int Status; // state
abctime clkUsed; // total runtime
} Ifn_ThData_t;
void * Ifn_WorkerThread( void * pArg )
{
Ifn_ThData_t * pThData = (Ifn_ThData_t *)pArg;
volatile int * pPlace = &pThData->Status;
abctime clk;
while ( 1 )
{
while ( *pPlace == 0 );
assert( pThData->Status == 1 );
if ( pThData->Id == -1 )
{
pthread_exit( NULL );
assert( 0 );
return NULL;
}
clk = Abc_Clock();
pThData->Result = Ifn_NtkMatch( pThData->pNtk, pThData->pTruth, pThData->nVars, pThData->nConfls, 0, 0 );
pThData->clkUsed += Abc_Clock() - clk;
pThData->Status = 0;
// printf( "Finished object %d\n", pThData->Id );
}
assert( 0 );
return NULL;
}
void Id_DsdManTuneStr( If_DsdMan_t * p, char * pStruct, int nConfls, int nProcs, int fVerbose )
{
int fVeryVerbose = 0;
ProgressBar * pProgress = NULL;
int i, k, nVars, LutSize;
abctime clk = Abc_Clock();
Ifn_Ntk_t * pNtk;
If_DsdObj_t * pObj;
if ( nProcs == 1 )
{
Id_DsdManTuneStr1( p, pStruct, nConfls, fVerbose );
return;
}
if ( nProcs > PAR_THR_MAX )
{
printf( "The number of processes (%d) exceeds the precompiled limit (%d).\n", nProcs, PAR_THR_MAX );
return;
}
// parse the structure
pNtk = Ifn_NtkParse( pStruct );
if ( pNtk == NULL )
return;
if ( If_DsdManVarNum(p) > Ifn_NtkInputNum(pNtk) )
{
printf( "The support of DSD manager (%d) exceeds the support of the structure (%d).\n", If_DsdManVarNum(p), Ifn_NtkInputNum(pNtk) );
ABC_FREE( pNtk );
return;
}
if ( If_DsdManVarNum(p) < Ifn_NtkInputNum(pNtk) )
printf( "Warning: The support of DSD manager (%d) is less than the support of the structure (%d).\n", If_DsdManVarNum(p), Ifn_NtkInputNum(pNtk) );
// check the largest LUT
LutSize = Ifn_NtkLutSizeMax(pNtk);
if ( fVerbose )
{
printf( "Considering programmable cell: " );
Ifn_NtkPrint( pNtk );
printf( "Largest LUT size = %d.\n", LutSize );
}
ABC_FREE( pNtk );
// clean the attributes
If_DsdVecForEachObj( &p->vObjs, pObj, i )
pObj->fMark = 0;
pProgress = Extra_ProgressBarStart( stdout, Vec_PtrSize(&p->vObjs) );
// perform concurrent solving
{
pthread_t WorkerThread[PAR_THR_MAX];
Ifn_ThData_t ThData[PAR_THR_MAX];
abctime clk, clkUsed = 0;
int status, fRunning = 1, iCurrentObj = 0;
// start the threads
for ( i = 0; i < nProcs; i++ )
{
ThData[i].pNtk = Ifn_NtkParse( pStruct );
ThData[i].nVars = -1; // support
ThData[i].Id = -1; // object
ThData[i].nConfls = nConfls; // conflicts
ThData[i].Result = -1; // result
ThData[i].Status = 0; // state
ThData[i].clkUsed = 0; // total runtime
status = pthread_create( WorkerThread + i, NULL, Ifn_WorkerThread, (void *)(ThData + i) ); assert( status == 0 );
}
// run the threads
while ( fRunning || iCurrentObj < Vec_PtrSize(&p->vObjs) )
{
for ( i = 0; i < nProcs; i++ )
{
if ( ThData[i].Status )
continue;
assert( ThData[i].Status == 0 );
if ( ThData[i].Id >= 0 )
{
//printf( "Closing obj %d with Thread %d:\n", ThData[i].Id, i );
assert( ThData[i].Result == 0 || ThData[i].Result == 1 );
if ( ThData[i].Result == 1 )
If_DsdVecObjSetMark( &p->vObjs, ThData[i].Id );
ThData[i].Id = -1;
ThData[i].Result = -1;
}
for ( k = iCurrentObj; k < Vec_PtrSize(&p->vObjs); k++ )
{
if ( (k & 0x3FF) == 0 )
Extra_ProgressBarUpdate( pProgress, k, NULL );
pObj = If_DsdVecObj( &p->vObjs, k );
nVars = If_DsdObjSuppSize(pObj);
if ( nVars <= LutSize )
continue;
clk = Abc_Clock();
If_DsdManComputeTruthPtr( p, Abc_Var2Lit(k, 0), NULL, ThData[i].pTruth );
clkUsed += Abc_Clock() - clk;
ThData[i].nVars = nVars;
ThData[i].Id = k;
ThData[i].Result = -1;
ThData[i].Status = 1;
//printf( "Scheduling %d for Thread %d\n", ThData[i].Id, i );
iCurrentObj = k+1;
break;
}
}
fRunning = 0;
for ( i = 0; i < nProcs; i++ )
if ( ThData[i].Status == 1 || (ThData[i].Status == 0 && ThData[i].Id >= 0) )
fRunning = 1;
//printf( "fRunning %d\n", fRunning );
}
// stop the threads
for ( i = 0; i < nProcs; i++ )
{
assert( ThData[i].Status == 0 );
ThData[i].Id = -1;
ThData[i].Status = 1;
ABC_FREE( ThData[i].pNtk );
}
if ( fVerbose )
{
printf( "Main : " );
Abc_PrintTime( 1, "Time", clkUsed );
for ( i = 0; i < nProcs; i++ )
{
printf( "Thread %d : ", i );
Abc_PrintTime( 1, "Time", ThData[i].clkUsed );
}
}
}
Extra_ProgressBarStop( pProgress );
printf( "Finished matching %d functions. ", Vec_PtrSize(&p->vObjs) );
Abc_PrintTime( 1, "Time", Abc_Clock() - clk );
if ( fVeryVerbose )
If_DsdManPrintDistrib( p );
}
#endif // pthreads are used
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////

12
src/map/if/ifTest.c
View File

@ -21,7 +21,7 @@
#include "if.h"
#include "aig/gia/gia.h"
//#ifdef ABC_USE_PTHREADS
#ifdef ABC_USE_PTHREADS
#ifdef _WIN32
#include "../lib/pthread.h"
@ -30,7 +30,7 @@
#include <unistd.h>
#endif
//#endif
#endif
ABC_NAMESPACE_IMPL_START
@ -38,6 +38,12 @@ ABC_NAMESPACE_IMPL_START
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
#ifndef ABC_USE_PTHREADS
// do nothing
#else // pthreads are used
static inline word * Gia_ParTestObj( Gia_Man_t * p, int Id ) { return (word *)p->pData + Id * p->iData; }
static inline void Gia_ParTestAlloc( Gia_Man_t * p, int nWords ) { assert( !p->pData ); p->pData = (unsigned *)ABC_ALLOC(word, Gia_ManObjNum(p) * nWords); p->iData = nWords; }
static inline void Gia_ParTestFree( Gia_Man_t * p ) { ABC_FREE( p->pData ); p->iData = 0; }
@ -339,6 +345,8 @@ void Gia_ParTest( Gia_Man_t * p, int nWords, int nProcs )
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
#endif // pthreads are used
ABC_NAMESPACE_IMPL_END

74
src/map/if/ifTune.c
View File

@ -166,6 +166,10 @@ int Ifn_NtkLutSizeMax( Ifn_Ntk_t * p )
LutSize = Abc_MaxInt( LutSize, (int)p->Nodes[i].nFanins );
return LutSize;
}
int Ifn_NtkInputNum( Ifn_Ntk_t * p )
{
return p->nInps;
}
/**Function*************************************************************
@ -240,18 +244,24 @@ int Ifn_ManStrCheck( char * pStr, int * pnInps, int * pnObjs )
*pnObjs = MaxDef;
return 1;
}
Ifn_Ntk_t * Ifn_NtkParse( char * pStr )
int Ifn_ErrorMessage( const char * format, ... )
{
char * pMessage;
va_list args;
va_start( args, format );
pMessage = vnsprintf( format, args );
va_end( args );
printf( "%s", pMessage );
ABC_FREE( pMessage );
return 0;
}
int Ifn_NtkParseInt( char * pStr, Ifn_Ntk_t * p )
{
int i, k, n, f, nFans, iFan;
static Ifn_Ntk_t P, * p = &P;
memset( p, 0, sizeof(Ifn_Ntk_t) );
if ( !Ifn_ManStrCheck(pStr, &p->nInps, &p->nObjs) )
return NULL;
return 0;
if ( p->nInps > IFN_INS )
{
printf( "The number of variables (%d) exceeds predefined limit (%d). Recompile with different value of IFN_INS.\n", p->nInps, IFN_INS );
return NULL;
}
return Ifn_ErrorMessage( "The number of variables (%d) exceeds predefined limit (%d). Recompile with different value of IFN_INS.\n", p->nInps, IFN_INS );
assert( p->nInps > 1 && p->nInps < p->nObjs && p->nInps <= IFN_INS && p->nObjs < 2*IFN_INS );
for ( i = p->nInps; i < p->nObjs; i++ )
{
@ -260,10 +270,7 @@ Ifn_Ntk_t * Ifn_NtkParse( char * pStr )
if ( pStr[k] == 'a' + i && pStr[k+1] == '=' )
break;
if ( pStr[k] == 0 )
{
printf( "Cannot find definition of signal %c.\n", 'a' + i );
return NULL;
}
return Ifn_ErrorMessage( "Cannot find definition of signal %c.\n", 'a' + i );
if ( pStr[k+2] == '(' )
p->Nodes[i].Type = IF_DSD_AND, Next = ')';
else if ( pStr[k+2] == '[' )
@ -273,32 +280,20 @@ Ifn_Ntk_t * Ifn_NtkParse( char * pStr )
else if ( pStr[k+2] == '{' )
p->Nodes[i].Type = IF_DSD_PRIME, Next = '}';
else
{
printf( "Cannot find openning operation symbol in the defition of of signal %c.\n", 'a' + i );
return NULL;
}
return Ifn_ErrorMessage( "Cannot find openning operation symbol in the defition of of signal %c.\n", 'a' + i );
for ( n = k + 3; pStr[n]; n++ )
if ( pStr[n] == Next )
break;
if ( pStr[n] == 0 )
{
printf( "Cannot find closing operation symbol in the defition of of signal %c.\n", 'a' + i );
return NULL;
}
return Ifn_ErrorMessage( "Cannot find closing operation symbol in the defition of of signal %c.\n", 'a' + i );
nFans = n - k - 3;
if ( nFans < 1 || nFans > 8 )
{
printf( "Cannot find matching operation symbol in the defition of of signal %c.\n", 'a' + i );
return NULL;
}
return Ifn_ErrorMessage( "Cannot find matching operation symbol in the defition of of signal %c.\n", 'a' + i );
for ( f = 0; f < nFans; f++ )
{
iFan = pStr[k + 3 + f] - 'a';
if ( iFan < 0 || iFan >= i )
{
printf( "Fanin number %d is signal %d is out of range.\n", f, 'a' + i );
return NULL;
}
return Ifn_ErrorMessage( "Fanin number %d is signal %d is out of range.\n", f, 'a' + i );
p->Nodes[i].Fanins[f] = iFan;
}
p->Nodes[i].nFanins = nFans;
@ -316,19 +311,15 @@ Ifn_Ntk_t * Ifn_NtkParse( char * pStr )
}
// if ( p->nConstr )
// printf( "Total constraints = %d\n", p->nConstr );
/*
// constraints
p->nConstr = 5;
p->pConstr[0] = (0 << 16) | 1;
p->pConstr[1] = (2 << 16) | 3;
p->pConstr[2] = (3 << 16) | 4;
p->pConstr[3] = (6 << 16) | 7;
p->pConstr[4] = (7 << 16) | 8;
*/
return p;
return 1;
}
Ifn_Ntk_t * Ifn_NtkParse( char * pStr )
{
Ifn_Ntk_t * p = ABC_CALLOC( Ifn_Ntk_t, 1 );
if ( Ifn_NtkParseInt( pStr, p ) )
return p;
ABC_FREE( p );
return NULL;
}
/**Function*************************************************************
@ -805,6 +796,7 @@ void Ifn_NtkRead()
Dau_DsdPrintFromTruth( pTruth, nVars );
// get the given function
RetValue = Ifn_NtkMatch( p, pTruth, nVars, 0, 1, 1 );
ABC_FREE( p );
}
////////////////////////////////////////////////////////////////////////

2
src/proof/abs/absPth.c
View File

@ -194,7 +194,7 @@ int Gia_GlaProveCheck( int fVerbose )
return 1;
}
#endif
#endif // pthreads are used
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///

12
src/proof/cec/cecSplit.c
View File

@ -26,7 +26,7 @@
#include "misc/util/utilTruth.h"
//#include "bdd/cudd/cuddInt.h"
//#ifdef ABC_USE_PTHREADS
#ifdef ABC_USE_PTHREADS
#ifdef _WIN32
#include "../lib/pthread.h"
@ -35,7 +35,7 @@
#include <unistd.h>
#endif
//#endif
#endif
ABC_NAMESPACE_IMPL_START
@ -44,6 +44,12 @@ ABC_NAMESPACE_IMPL_START
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
#ifndef ABC_USE_PTHREADS
int Cec_GiaSplitTest( Gia_Man_t * p, int nProcs, int nTimeOut, int nIterMax, int LookAhead, int fVerbose, int fVeryVerbose ) { return -1; }
#else // pthreads are used
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
@ -822,6 +828,8 @@ void Cec_GiaPrintCofStats2( Gia_Man_t * p )
}
}
#endif // pthreads are used
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////