Пример #1
0
/**Function*************************************************************

  Synopsis    []

  Description []
               
  SideEffects []

  SeeAlso     []

***********************************************************************/
Gia_Man_t * Gia_ManFaultUnfold( Gia_Man_t * p, int fUseMuxes )
{
    Gia_Man_t * pNew, * pTemp;
    Gia_Obj_t * pObj;
    int i, iCtrl, iThis;
    pNew = Gia_ManStart( (2 + 3 * fUseMuxes) * Gia_ManObjNum(p) );
    pNew->pName = Abc_UtilStrsav( p->pName );
    Gia_ManHashAlloc( pNew );
    Gia_ManConst0(p)->Value = 0;
    // add first timeframe
    Gia_ManForEachRo( p, pObj, i )
        pObj->Value = Gia_ManAppendCi( pNew );
    Gia_ManForEachPi( p, pObj, i )
        pObj->Value = Gia_ManAppendCi( pNew );
    Gia_ManForEachAnd( p, pObj, i )
        pObj->Value = Gia_ManHashAnd( pNew, Gia_ObjFanin0Copy(pObj), Gia_ObjFanin1Copy(pObj) );
    Gia_ManForEachCo( p, pObj, i )
        pObj->Value = Gia_ObjFanin0Copy(pObj);
    // add second timeframe
    Gia_ManForEachRo( p, pObj, i )
        pObj->Value = Gia_ObjRoToRi(p, pObj)->Value;
    Gia_ManForEachPi( p, pObj, i )
        pObj->Value = Gia_ManAppendCi( pNew );
    Gia_ManForEachAnd( p, pObj, i )
    {
        iCtrl = Gia_ManAppendCi(pNew);
        iThis = Gia_ManHashAnd( pNew, Gia_ObjFanin0Copy(pObj), Gia_ObjFanin1Copy(pObj) );
        if ( fUseMuxes )
            pObj->Value = Gia_ManHashMux( pNew, iCtrl, pObj->Value, iThis );
        else
            pObj->Value = iThis;
    }
Пример #2
0
void Gia_ManPrintTents( Gia_Man_t * p )  
{
    Vec_Int_t * vObjs;
    Gia_Obj_t * pObj;
    int t, i, iObjId, nSizePrev, nSizeCurr;
    assert( Gia_ManPoNum(p) > 0 );
    vObjs = Vec_IntAlloc( 100 );
    // save constant class
    Gia_ManIncrementTravId( p );
    Gia_ObjSetTravIdCurrent( p, Gia_ManConst0(p) );
    Vec_IntPush( vObjs, 0 );
    // create starting root
    nSizePrev = Vec_IntSize(vObjs);
    Gia_ManForEachPo( p, pObj, i )
        Gia_ManPrintTents_rec( p, pObj, vObjs );
    // build tents
    printf( "Tents:  " );
    for ( t = 1; nSizePrev < Vec_IntSize(vObjs); t++ )
    {
        nSizeCurr = Vec_IntSize(vObjs);
        Vec_IntForEachEntryStartStop( vObjs, iObjId, i, nSizePrev, nSizeCurr )
            if ( Gia_ObjIsRo(p, Gia_ManObj(p, iObjId)) )
                Gia_ManPrintTents_rec( p, Gia_ObjRoToRi(p, Gia_ManObj(p, iObjId)), vObjs );
        printf( "%d=%d  ", t, nSizeCurr - nSizePrev );
        nSizePrev = nSizeCurr;
    }
    printf( " Unused=%d\n", Gia_ManObjNum(p) - Vec_IntSize(vObjs) );
    Vec_IntFree( vObjs );
    // the remaining objects are PIs without fanout
//    Gia_ManForEachObj( p, pObj, i )
//        if ( !Gia_ObjIsTravIdCurrent(p, pObj) )
//            Gia_ObjPrint( p, pObj );
}
Пример #3
0
ABC_NAMESPACE_IMPL_START


////////////////////////////////////////////////////////////////////////
///                        DECLARATIONS                              ///
////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////
///                     FUNCTION DEFINITIONS                         ///
////////////////////////////////////////////////////////////////////////

/**Function*************************************************************

  Synopsis    [Marks objects reachables from Const0 and PIs/

  Description []
               
  SideEffects []

  SeeAlso     []

***********************************************************************/
int Gia_ManMarkAutonomous_rec( Gia_Man_t * p, Gia_Obj_t * pObj )
{
    if ( Gia_ObjIsTravIdCurrent(p, pObj) )
        return pObj->fMark0;
    Gia_ObjSetTravIdCurrent(p, pObj);
    assert( pObj->fMark0 == 0 );
    if ( Gia_ObjIsPi(p, pObj) || Gia_ObjIsConst0(pObj) )
        return pObj->fMark0 = 1;
    if ( Gia_ObjIsCo(pObj) )
        return pObj->fMark0 = Gia_ManMarkAutonomous_rec( p, Gia_ObjFanin0(pObj) );
    if ( Gia_ObjIsCi(pObj) )
        return pObj->fMark0 = Gia_ManMarkAutonomous_rec( p, Gia_ObjRoToRi(p, pObj) );
    assert( Gia_ObjIsAnd(pObj) );
    if ( Gia_ManMarkAutonomous_rec( p, Gia_ObjFanin0(pObj) ) )
        return pObj->fMark0 = 1;
    return pObj->fMark0 = Gia_ManMarkAutonomous_rec( p, Gia_ObjFanin1(pObj) );
}