mirror of https://github.com/YosysHQ/abc.git
BMS fixes and start gates parameter.
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360e85fce2
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@ -646,7 +646,7 @@ extern ABC_DLL Vec_Ptr_t * Abc_AigGetLevelizedOrder( Abc_Ntk_t * pNtk, in
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extern ABC_DLL int Abc_ExactInputNum();
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extern ABC_DLL int Abc_ExactIsRunning();
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extern ABC_DLL Abc_Obj_t * Abc_ExactBuildNode( word * pTruth, int nVars, int * pArrTimeProfile, Abc_Obj_t ** pFanins, Abc_Ntk_t * pNtk );
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extern ABC_DLL Abc_Ntk_t * Abc_NtkFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth, int * pArrivalTimes, int nBTLimit, int fVerbose );
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extern ABC_DLL Abc_Ntk_t * Abc_NtkFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth, int * pArrivalTimes, int nBTLimit, int nStartGates, int fVerbose );
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/*=== abcFanio.c ==========================================================*/
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extern ABC_DLL void Abc_ObjAddFanin( Abc_Obj_t * pObj, Abc_Obj_t * pFanin );
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extern ABC_DLL void Abc_ObjDeleteFanin( Abc_Obj_t * pObj, Abc_Obj_t * pFanin );
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@ -7291,9 +7291,9 @@ usage:
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***********************************************************************/
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int Abc_CommandExact( Abc_Frame_t * pAbc, int argc, char ** argv )
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{
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extern Gia_Man_t * Gia_ManFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth, int * pArrivalTimes, int nBTLimit, int fVerbose );
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extern Gia_Man_t * Gia_ManFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth, int * pArrivalTimes, int nBTLimit, int nStartGates, int fVerbose );
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int c, nMaxDepth = -1, fMakeAIG = 0, fTest = 0, fVerbose = 0, nVars = 0, nVarsTmp, nFunc = 0, nBTLimit = 100;
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int c, nMaxDepth = -1, fMakeAIG = 0, fTest = 0, fVerbose = 0, nVars = 0, nVarsTmp, nFunc = 0, nStartGates = 1, nBTLimit = 100;
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char * p1, * p2;
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word pTruth[64];
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int pArrTimeProfile[8], fHasArrTimeProfile = 0;
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@ -7301,7 +7301,7 @@ int Abc_CommandExact( Abc_Frame_t * pAbc, int argc, char ** argv )
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Gia_Man_t * pGiaRes;
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Extra_UtilGetoptReset();
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while ( ( c = Extra_UtilGetopt( argc, argv, "DACatvh" ) ) != EOF )
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while ( ( c = Extra_UtilGetopt( argc, argv, "DASCatvh" ) ) != EOF )
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{
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switch ( c )
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{
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@ -7341,6 +7341,17 @@ int Abc_CommandExact( Abc_Frame_t * pAbc, int argc, char ** argv )
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++p2;
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}
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break;
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case 'S':
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if ( globalUtilOptind >= argc )
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{
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Abc_Print( -1, "Command line switch \"-S\" should be followed by an integer.\n" );
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goto usage;
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}
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nStartGates = atoi(argv[globalUtilOptind]);
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globalUtilOptind++;
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if ( nStartGates < 1 )
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goto usage;
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break;
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case 'C':
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if ( globalUtilOptind >= argc )
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{
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@ -7406,7 +7417,7 @@ int Abc_CommandExact( Abc_Frame_t * pAbc, int argc, char ** argv )
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if ( fMakeAIG )
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{
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pGiaRes = Gia_ManFindExact( pTruth, nVars, nFunc, nMaxDepth, fHasArrTimeProfile ? pArrTimeProfile : NULL, nBTLimit, fVerbose );
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pGiaRes = Gia_ManFindExact( pTruth, nVars, nFunc, nMaxDepth, fHasArrTimeProfile ? pArrTimeProfile : NULL, nBTLimit, nStartGates - 1, fVerbose );
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if ( pGiaRes )
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Abc_FrameUpdateGia( pAbc, pGiaRes );
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else
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@ -7414,7 +7425,7 @@ int Abc_CommandExact( Abc_Frame_t * pAbc, int argc, char ** argv )
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}
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else
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{
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pNtkRes = Abc_NtkFindExact( pTruth, nVars, nFunc, nMaxDepth, fHasArrTimeProfile ? pArrTimeProfile : NULL, nBTLimit, fVerbose );
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pNtkRes = Abc_NtkFindExact( pTruth, nVars, nFunc, nMaxDepth, fHasArrTimeProfile ? pArrTimeProfile : NULL, nBTLimit, nStartGates - 1, fVerbose );
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if ( pNtkRes )
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{
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Abc_FrameReplaceCurrentNetwork( pAbc, pNtkRes );
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@ -7426,10 +7437,11 @@ int Abc_CommandExact( Abc_Frame_t * pAbc, int argc, char ** argv )
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return 0;
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usage:
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Abc_Print( -2, "usage: exact [-D <num>] [-atvh] <truth1> <truth2> ...\n" );
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Abc_Print( -2, "usage: exact [-DSC <num>] [-A <list>] [-atvh] <truth1> <truth2> ...\n" );
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Abc_Print( -2, "\t finds optimum networks using SAT-based exact synthesis for hex truth tables <truth1> <truth2> ...\n" );
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Abc_Print( -2, "\t-D <num> : constrain maximum depth (if too low, algorithm may not terminate)\n" );
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Abc_Print( -2, "\t-A <list> : input arrival times (comma separated list)\n" );
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Abc_Print( -2, "\t-S <num> : number of start gates in search [default = %s]\n", nStartGates );
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Abc_Print( -2, "\t-C <num> : the limit on the number of conflicts [default = %d]\n", nBTLimit );
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Abc_Print( -2, "\t-a : toggle create AIG [default = %s]\n", fMakeAIG ? "yes" : "no" );
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Abc_Print( -2, "\t-t : run test suite\n" );
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@ -966,17 +966,11 @@ static int Ses_ManCreateClauses( Ses_Man_t * pSes )
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{
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pLits[0] = Abc_Var2Lit( Ses_ManOutputVar( pSes, 0, i ), 1 );
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if ( !sat_solver_addclause( pSes->pSat, pLits, pLits + 1 ) )
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{
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Vec_IntFree( vLits );
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return 0;
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}
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}
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pLits[0] = Abc_Var2Lit( Ses_ManOutputVar( pSes, 0, pSes->nGates - 1 ), 0 );
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if ( !sat_solver_addclause( pSes->pSat, pLits, pLits + 1 ) )
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{
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Vec_IntFree( vLits );
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return 0;
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}
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vLits = Vec_IntAlloc( 0u );
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}
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@ -1744,7 +1738,7 @@ static int Ses_ManFindMinimumSize( Ses_Man_t * pSes )
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pSes->fHitResLimit = 0;
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/* do the arrival times allow for a network? */
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if ( pSes->nMaxDepth != -1 && !Ses_CheckDepthConsistency( pSes ) )
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if ( pSes->nMaxDepth != -1 && pSes->pArrTimeProfile && !Ses_CheckDepthConsistency( pSes ) )
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return 0;
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//Ses_ManStoreDepthAndArrivalTimes( pSes );
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@ -1818,7 +1812,7 @@ static int Ses_ManFindMinimumSize( Ses_Man_t * pSes )
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SeeAlso []
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***********************************************************************/
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Abc_Ntk_t * Abc_NtkFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth, int * pArrTimeProfile, int nBTLimit, int fVerbose )
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Abc_Ntk_t * Abc_NtkFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth, int * pArrTimeProfile, int nBTLimit, int nStartGates, int fVerbose )
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{
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Ses_Man_t * pSes;
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char * pSol;
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@ -1831,6 +1825,7 @@ Abc_Ntk_t * Abc_NtkFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth
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timeStart = Abc_Clock();
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pSes = Ses_ManAlloc( pTruth, nVars, nFunc, nMaxDepth, pArrTimeProfile, 0, nBTLimit, fVerbose );
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pSes->nStartGates = nStartGates;
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if ( fVerbose )
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Ses_ManPrintFuncs( pSes );
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@ -1852,7 +1847,7 @@ Abc_Ntk_t * Abc_NtkFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth
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return pNtk;
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}
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Gia_Man_t * Gia_ManFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth, int * pArrTimeProfile, int nBTLimit, int fVerbose )
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Gia_Man_t * Gia_ManFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth, int * pArrTimeProfile, int nBTLimit, int nStartGates, int fVerbose )
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{
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Ses_Man_t * pSes;
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char * pSol;
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@ -1865,6 +1860,7 @@ Gia_Man_t * Gia_ManFindExact( word * pTruth, int nVars, int nFunc, int nMaxDepth
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timeStart = Abc_Clock();
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pSes = Ses_ManAlloc( pTruth, nVars, nFunc, nMaxDepth, pArrTimeProfile, 1, nBTLimit, fVerbose );
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pSes->nStartGates = nStartGates;
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pSes->fVeryVerbose = 1;
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pSes->fExtractVerbose = 1;
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pSes->fSatVerbose = 1;
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@ -1920,30 +1916,30 @@ void Abc_ExactTestSingleOutput( int fVerbose )
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pNtk = Abc_NtkFromTruthTable( pTruth, 4 );
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pNtk2 = Abc_NtkFindExact( pTruth, 4, 1, -1, NULL, 0, fVerbose );
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pNtk2 = Abc_NtkFindExact( pTruth, 4, 1, -1, NULL, 0, 0, fVerbose );
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Abc_NtkShortNames( pNtk2 );
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Abc_NtkCecSat( pNtk, pNtk2, 10000, 0 );
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assert( pNtk2 );
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assert( Abc_NtkNodeNum( pNtk2 ) == 6 );
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Abc_NtkDelete( pNtk2 );
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pNtk3 = Abc_NtkFindExact( pTruth, 4, 1, 3, NULL, 0, fVerbose );
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pNtk3 = Abc_NtkFindExact( pTruth, 4, 1, 3, NULL, 0, 0, fVerbose );
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Abc_NtkShortNames( pNtk3 );
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Abc_NtkCecSat( pNtk, pNtk3, 10000, 0 );
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assert( pNtk3 );
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assert( Abc_NtkLevel( pNtk3 ) <= 3 );
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Abc_NtkDelete( pNtk3 );
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pNtk4 = Abc_NtkFindExact( pTruth, 4, 1, 9, pArrTimeProfile, 50000, fVerbose );
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pNtk4 = Abc_NtkFindExact( pTruth, 4, 1, 9, pArrTimeProfile, 50000, 0, fVerbose );
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Abc_NtkShortNames( pNtk4 );
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Abc_NtkCecSat( pNtk, pNtk4, 10000, 0 );
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assert( pNtk4 );
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assert( Abc_NtkLevel( pNtk4 ) <= 9 );
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Abc_NtkDelete( pNtk4 );
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assert( !Abc_NtkFindExact( pTruth, 4, 1, 2, NULL, 50000, fVerbose ) );
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assert( !Abc_NtkFindExact( pTruth, 4, 1, 2, NULL, 50000, 0, fVerbose ) );
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assert( !Abc_NtkFindExact( pTruth, 4, 1, 8, pArrTimeProfile, 50000, fVerbose ) );
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assert( !Abc_NtkFindExact( pTruth, 4, 1, 8, pArrTimeProfile, 50000, 0, fVerbose ) );
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Abc_NtkDelete( pNtk );
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}
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@ -1962,27 +1958,27 @@ void Abc_ExactTestSingleOutputAIG( int fVerbose )
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Abc_NtkToAig( pNtk );
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pGia = Abc_NtkAigToGia( pNtk, 1 );
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pGia2 = Gia_ManFindExact( pTruth, 4, 1, -1, NULL, 0, fVerbose );
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pGia2 = Gia_ManFindExact( pTruth, 4, 1, -1, NULL, 0, 0, fVerbose );
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pMiter = Gia_ManMiter( pGia, pGia2, 0, 1, 0, 0, 1 );
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assert( pMiter );
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Cec_ManVerify( pMiter, pPars );
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Gia_ManStop( pMiter );
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pGia3 = Gia_ManFindExact( pTruth, 4, 1, 3, NULL, 0, fVerbose );
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pGia3 = Gia_ManFindExact( pTruth, 4, 1, 3, NULL, 0, 0, fVerbose );
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pMiter = Gia_ManMiter( pGia, pGia3, 0, 1, 0, 0, 1 );
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assert( pMiter );
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Cec_ManVerify( pMiter, pPars );
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Gia_ManStop( pMiter );
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pGia4 = Gia_ManFindExact( pTruth, 4, 1, 9, pArrTimeProfile, 50000, fVerbose );
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pGia4 = Gia_ManFindExact( pTruth, 4, 1, 9, pArrTimeProfile, 50000, 0, fVerbose );
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pMiter = Gia_ManMiter( pGia, pGia4, 0, 1, 0, 0, 1 );
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assert( pMiter );
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Cec_ManVerify( pMiter, pPars );
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Gia_ManStop( pMiter );
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assert( !Gia_ManFindExact( pTruth, 4, 1, 2, NULL, 50000, fVerbose ) );
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assert( !Gia_ManFindExact( pTruth, 4, 1, 2, NULL, 50000, 0, fVerbose ) );
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assert( !Gia_ManFindExact( pTruth, 4, 1, 8, pArrTimeProfile, 50000, fVerbose ) );
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assert( !Gia_ManFindExact( pTruth, 4, 1, 8, pArrTimeProfile, 50000, 0, fVerbose ) );
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Gia_ManStop( pGia );
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Gia_ManStop( pGia2 );
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