dsdCheck.c File Reference

#include "dsdInt.h"

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Classes
struct	Dsd_Cache_t_
struct	Dsd_Entry_t_

Typedefs
typedef typedefABC_NAMESPACE_IMPL_START struct Dsd_Cache_t_	Dds_Cache_t
	DECLARATIONS ///.
typedef struct Dsd_Entry_t_	Dsd_Entry_t

Functions
void	Dsd_CheckCacheAllocate (int nEntries)
	FUNCTION DEFINITIONS ///.
void	Dsd_CheckCacheDeallocate ()
void	Dsd_CheckCacheClear ()
int	Dsd_CheckRootFunctionIdentity (DdManager *dd, DdNode *bF1, DdNode *bF2, DdNode *bC1, DdNode *bC2)

Typedef Documentation

Dds_Cache_t

typedef typedefABC_NAMESPACE_IMPL_START struct Dsd_Cache_t_ Dds_Cache_t

DECLARATIONS ///.

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

FileName [dsdCheck.c]

PackageName [DSD: Disjoint-support decomposition package.]

Synopsis [Procedures to check the identity of root functions.]

Author [Alan Mishchenko]

Affiliation [UC Berkeley]

Date [Ver. 8.0. Started - September 22, 2003.]

Revision [

Id

dsdCheck.c,v 1.0 2002/22/09 00:00:00 alanmi Exp

]

Definition at line 28 of file dsdCheck.c.

Dsd_Entry_t

typedef struct Dsd_Entry_t_ Dsd_Entry_t

Definition at line 29 of file dsdCheck.c.

Function Documentation

Dsd_CheckCacheAllocate()

void Dsd_CheckCacheAllocate

(

int

nEntries

)

FUNCTION DEFINITIONS ///.

PARAMETERS ///.

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

Synopsis [(Re)allocates the local cache.]

Description []

SideEffects []

SeeAlso []

Definition at line 63 of file dsdCheck.c.

{
    int nRequested;
 
    pCache = ABC_ALLOC( Dds_Cache_t, 1 );
    memset( pCache, 0, sizeof(Dds_Cache_t) );
 
    // check what is the size of the current cache
    nRequested = Abc_PrimeCudd( nEntries );
    if ( pCache->nTableSize != nRequested )
    { // the current size is different
        // deallocate the old, allocate the new
        if ( pCache->nTableSize )
            Dsd_CheckCacheDeallocate();
        // allocate memory for the hash table
        pCache->nTableSize = nRequested;
        pCache->pTable = ABC_ALLOC( Dsd_Entry_t, nRequested );
    }
    // otherwise, there is no need to allocate, just clean
    Dsd_CheckCacheClear();
//  printf( "\nThe number of allocated cache entries = %d.\n\n", pCache->nTableSize );
}

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Dsd_CheckCacheClear()

void Dsd_CheckCacheClear

(

)

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

Synopsis [Clears the local cache.]

Description []

SideEffects []

SeeAlso []

Definition at line 114 of file dsdCheck.c.

{
    int i;
    for ( i = 0; i < pCache->nTableSize; i++ )
        pCache->pTable[0].bX[0] = NULL;
}

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Dsd_CheckCacheDeallocate()

void Dsd_CheckCacheDeallocate

(

)

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

Synopsis [Deallocates the local cache.]

Description []

SideEffects []

SeeAlso []

Definition at line 97 of file dsdCheck.c.

{
    ABC_FREE( pCache->pTable );
    ABC_FREE( pCache );
}

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Dsd_CheckRootFunctionIdentity()

int Dsd_CheckRootFunctionIdentity	(	DdManager *	dd,
		DdNode *	bF1,
		DdNode *	bF2,
		DdNode *	bC1,
		DdNode *	bC2 )

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

Synopsis [Checks whether it is true that bF1(bC1=0) == bF2(bC2=0).]

Description []

SideEffects []

SeeAlso []

Definition at line 133 of file dsdCheck.c.

{
    int RetValue;
//  pCache->nSuccess = 0;
//  pCache->nFailure = 0;
    RetValue = Dsd_CheckRootFunctionIdentity_rec(dd, bF1, bF2, bC1, bC2);
//  printf( "Cache success = %d. Cache failure = %d.\n", pCache->nSuccess, pCache->nFailure );
    return RetValue;
}