intUtil.c

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#include "intInt.h"
 
ABC_NAMESPACE_IMPL_START
 


 

int Inter_ManCheckInitialState( Aig_Man_t * p )
{
    Cnf_Dat_t * pCnf;
    Aig_Obj_t * pObj;
    sat_solver * pSat;
    int i, status;
    //abctime clk = Abc_Clock();
    pCnf = Cnf_Derive( p, Saig_ManRegNum(p) ); 
    pSat = (sat_solver *)Cnf_DataWriteIntoSolver( pCnf, 1, 1 );
    if ( pSat == NULL )
    {
        Cnf_DataFree( pCnf );
        return 0;
    }
    status = sat_solver_solve( pSat, NULL, NULL, (ABC_INT64_T)0, (ABC_INT64_T)0, (ABC_INT64_T)0, (ABC_INT64_T)0 );
    //ABC_PRT( "Time", Abc_Clock() - clk );
    if ( status == l_True )
    {
        p->pSeqModel = Abc_CexAlloc( Aig_ManRegNum(p), Saig_ManPiNum(p), 1 );
        Saig_ManForEachPi( p, pObj, i )
            if ( sat_solver_var_value( pSat, pCnf->pVarNums[Aig_ObjId(pObj)] ) )
                Abc_InfoSetBit( p->pSeqModel->pData, Aig_ManRegNum(p) + i );
    }
    Cnf_DataFree( pCnf );
    sat_solver_delete( pSat );
    return status == l_True;
}

int Inter_ManCheckAllStates( Aig_Man_t * p )
{
    Cnf_Dat_t * pCnf;
    sat_solver * pSat;
    int status;
    abctime clk = Abc_Clock();
    pCnf = Cnf_Derive( p, Saig_ManRegNum(p) ); 
    pSat = (sat_solver *)Cnf_DataWriteIntoSolver( pCnf, 1, 0 );
    Cnf_DataFree( pCnf );
    if ( pSat == NULL )
        return 1;
    status = sat_solver_solve( pSat, NULL, NULL, (ABC_INT64_T)0, (ABC_INT64_T)0, (ABC_INT64_T)0, (ABC_INT64_T)0 );
    sat_solver_delete( pSat );
    ABC_PRT( "Time", Abc_Clock() - clk );
    return status == l_False;
}

 
 
ABC_NAMESPACE_IMPL_END