intUtil.c File Reference

#include "intInt.h"

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Functions
ABC_NAMESPACE_IMPL_START int	Inter_ManCheckInitialState (Aig_Man_t *p)
	DECLARATIONS ///.
int	Inter_ManCheckAllStates (Aig_Man_t *p)

Function Documentation

Inter_ManCheckAllStates()

int Inter_ManCheckAllStates

(

Aig_Man_t *

p

)

Function*************************************************************

Synopsis [Returns 1 if the property holds in all states.]

Description []

SideEffects []

SeeAlso []

Definition at line 85 of file intUtil.c.

{
    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;
}

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Inter_ManCheckInitialState()

ABC_NAMESPACE_IMPL_START int Inter_ManCheckInitialState

(

Aig_Man_t *

p

)

DECLARATIONS ///.

CFile****************************************************************

FileName [intUtil.c]

SystemName [ABC: Logic synthesis and verification system.]

PackageName [Interpolation engine.]

Synopsis [Various interpolation utilities.]

Author [Alan Mishchenko]

Affiliation [UC Berkeley]

Date [Ver. 1.0. Started - June 24, 2008.]

Revision [

Id

intUtil.c,v 1.00 2005/06/20 00:00:00 alanmi Exp

] FUNCTION DEFINITIONS /// Function*************************************************************

Synopsis [Returns 1 if the property fails in the initial state.]

Description []

SideEffects []

SeeAlso []

Definition at line 46 of file intUtil.c.

{
    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;
}

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