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/**CFile****************************************************************
FileName [xyz.h]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Cover manipulation package.]
Synopsis [External declarations.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - June 20, 2005.]
Revision [$Id: xyz.h,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
***********************************************************************/
#ifndef __XYZ_H__
#define __XYZ_H__
#ifdef __cplusplus
extern "C" {
#endif
#include "abc.h"
#include "xyzInt.h"
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
typedef struct Xyz_Man_t_ Xyz_Man_t;
typedef struct Xyz_Obj_t_ Xyz_Obj_t;
// storage for node information
struct Xyz_Obj_t_
{
Min_Cube_t * pCover[3]; // pos/neg/esop
Vec_Int_t * vSupp; // computed support (all nodes except CIs)
};
// storage for additional information
struct Xyz_Man_t_
{
// general characteristics
int nFaninMax; // the number of vars
int nCubesMax; // the limit on the number of cubes in the intermediate covers
int nWords; // the number of words
Vec_Int_t * vFanCounts; // fanout counts
Vec_Ptr_t * vObjStrs; // object structures
void * pMemory; // memory for the internal data strctures
Min_Man_t * pManMin; // the cub manager
int fUseEsop; // enables ESOPs
int fUseSop; // enables SOPs
// arrays to map local variables
Vec_Int_t * vComTo0; // mapping of common variables into first fanin
Vec_Int_t * vComTo1; // mapping of common variables into second fanin
Vec_Int_t * vPairs0; // the first var in each pair of common vars
Vec_Int_t * vPairs1; // the second var in each pair of common vars
Vec_Int_t * vTriv0; // trival support of the first node
Vec_Int_t * vTriv1; // trival support of the second node
// statistics
int nSupps; // supports created
int nSuppsMax; // the maximum number of supports
int nBoundary; // the boundary size
int nNodes; // the number of nodes processed
};
static inline Xyz_Obj_t * Abc_ObjGetStr( Abc_Obj_t * pObj ) { return Vec_PtrEntry(((Xyz_Man_t *)pObj->pNtk->pManCut)->vObjStrs, pObj->Id); }
static inline void Abc_ObjSetSupp( Abc_Obj_t * pObj, Vec_Int_t * vVec ) { Abc_ObjGetStr(pObj)->vSupp = vVec; }
static inline Vec_Int_t * Abc_ObjGetSupp( Abc_Obj_t * pObj ) { return Abc_ObjGetStr(pObj)->vSupp; }
static inline void Abc_ObjSetCover2( Abc_Obj_t * pObj, Min_Cube_t * pCov ) { Abc_ObjGetStr(pObj)->pCover[2] = pCov; }
static inline Min_Cube_t * Abc_ObjGetCover2( Abc_Obj_t * pObj ) { return Abc_ObjGetStr(pObj)->pCover[2]; }
static inline void Abc_ObjSetCover( Abc_Obj_t * pObj, Min_Cube_t * pCov, int Pol ) { Abc_ObjGetStr(pObj)->pCover[Pol] = pCov; }
static inline Min_Cube_t * Abc_ObjGetCover( Abc_Obj_t * pObj, int Pol ) { return Abc_ObjGetStr(pObj)->pCover[Pol]; }
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/*=== xyzBuild.c ==========================================================*/
extern Abc_Ntk_t * Abc_NtkXyzDerive( Xyz_Man_t * p, Abc_Ntk_t * pNtk );
extern Abc_Ntk_t * Abc_NtkXyzDeriveClean( Xyz_Man_t * p, Abc_Ntk_t * pNtk );
/*=== xyzCore.c ===========================================================*/
extern Abc_Ntk_t * Abc_NtkXyz( Abc_Ntk_t * pNtk, int nFaninMax, bool fUseEsop, bool fUseSop, bool fUseInvs, bool fVerbose );
/*=== xyzMan.c ============================================================*/
extern Xyz_Man_t * Xyz_ManAlloc( Abc_Ntk_t * pNtk, int nFaninMax );
extern void Xyz_ManFree( Xyz_Man_t * p );
extern void Abc_NodeXyzDropData( Xyz_Man_t * p, Abc_Obj_t * pObj );
/*=== xyzTest.c ===========================================================*/
extern Abc_Ntk_t * Abc_NtkXyzTestSop( Abc_Ntk_t * pNtk );
#ifdef __cplusplus
}
#endif
#endif
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
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