1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
|
/**CFile****************************************************************
FileName [aig.h]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [AIG package.]
Synopsis [External declarations.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - April 28, 2007.]
Revision [$Id: aig.h,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
***********************************************************************/
#ifndef __AIG_H__
#define __AIG_H__
#ifdef __cplusplus
extern "C" {
#endif
////////////////////////////////////////////////////////////////////////
/// INCLUDES ///
////////////////////////////////////////////////////////////////////////
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <time.h>
#include "vec.h"
////////////////////////////////////////////////////////////////////////
/// PARAMETERS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// BASIC TYPES ///
////////////////////////////////////////////////////////////////////////
typedef struct Aig_Man_t_ Aig_Man_t;
typedef struct Aig_Obj_t_ Aig_Obj_t;
typedef struct Aig_MmFixed_t_ Aig_MmFixed_t;
typedef struct Aig_MmFlex_t_ Aig_MmFlex_t;
typedef struct Aig_MmStep_t_ Aig_MmStep_t;
// object types
typedef enum {
AIG_OBJ_NONE, // 0: non-existent object
AIG_OBJ_CONST1, // 1: constant 1
AIG_OBJ_PI, // 2: primary input
AIG_OBJ_PO, // 3: primary output
AIG_OBJ_BUF, // 4: buffer node
AIG_OBJ_AND, // 5: AND node
AIG_OBJ_EXOR, // 6: EXOR node
AIG_OBJ_LATCH, // 7: latch
AIG_OBJ_VOID // 8: unused object
} Aig_Type_t;
// the AIG node
struct Aig_Obj_t_ // 8 words
{
void * pData; // misc (cuts, copy, etc)
Aig_Obj_t * pNext; // strashing table
Aig_Obj_t * pFanin0; // fanin
Aig_Obj_t * pFanin1; // fanin
unsigned long Type : 3; // object type
unsigned long fPhase : 1; // value under 000...0 pattern
unsigned long fMarkA : 1; // multipurpose mask
unsigned long fMarkB : 1; // multipurpose mask
unsigned long nRefs : 26; // reference count
unsigned Level : 24; // the level of this node
unsigned nCuts : 8; // the number of cuts
int TravId; // unique ID of last traversal involving the node
int Id; // unique ID of the node
};
// the AIG manager
struct Aig_Man_t_
{
// AIG nodes
Vec_Ptr_t * vPis; // the array of PIs
Vec_Ptr_t * vPos; // the array of POs
Vec_Ptr_t * vObjs; // the array of all nodes (optional)
Aig_Obj_t * pConst1; // the constant 1 node
Aig_Obj_t Ghost; // the ghost node
// AIG node counters
int nObjs[AIG_OBJ_VOID];// the number of objects by type
int nCreated; // the number of created objects
int nDeleted; // the number of deleted objects
// structural hash table
Aig_Obj_t ** pTable; // structural hash table
int nTableSize; // structural hash table size
// various data members
Aig_MmFixed_t * pMemObjs; // memory manager for objects
Vec_Int_t * vRequired; // the required times
int nLevelMax; // maximum number of levels
void * pData; // the temporary data
int nTravIds; // the current traversal ID
int fCatchExor; // enables EXOR nodes
// timing statistics
int time1;
int time2;
};
////////////////////////////////////////////////////////////////////////
/// MACRO DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
#define AIG_MIN(a,b) (((a) < (b))? (a) : (b))
#define AIG_MAX(a,b) (((a) > (b))? (a) : (b))
#define AIG_INFINITY (100000000)
#ifndef PRT
#define PRT(a,t) printf("%s = ", (a)); printf("%6.2f sec\n", (float)(t)/(float)(CLOCKS_PER_SEC))
#endif
static inline int Aig_BitWordNum( int nBits ) { return (nBits>>5) + ((nBits&31) > 0); }
static inline int Aig_TruthWordNum( int nVars ) { return nVars <= 5 ? 1 : (1 << (nVars - 5)); }
static inline int Aig_InfoHasBit( unsigned * p, int i ) { return (p[(i)>>5] & (1<<((i) & 31))) > 0; }
static inline void Aig_InfoSetBit( unsigned * p, int i ) { p[(i)>>5] |= (1<<((i) & 31)); }
static inline void Aig_InfoXorBit( unsigned * p, int i ) { p[(i)>>5] ^= (1<<((i) & 31)); }
static inline unsigned Aig_ObjCutSign( unsigned ObjId ) { return (1 << (ObjId & 31)); }
static inline Aig_Obj_t * Aig_Regular( Aig_Obj_t * p ) { return (Aig_Obj_t *)((unsigned long)(p) & ~01); }
static inline Aig_Obj_t * Aig_Not( Aig_Obj_t * p ) { return (Aig_Obj_t *)((unsigned long)(p) ^ 01); }
static inline Aig_Obj_t * Aig_NotCond( Aig_Obj_t * p, int c ) { return (Aig_Obj_t *)((unsigned long)(p) ^ (c)); }
static inline int Aig_IsComplement( Aig_Obj_t * p ) { return (int )(((unsigned long)p) & 01); }
static inline Aig_Obj_t * Aig_ManConst0( Aig_Man_t * p ) { return Aig_Not(p->pConst1); }
static inline Aig_Obj_t * Aig_ManConst1( Aig_Man_t * p ) { return p->pConst1; }
static inline Aig_Obj_t * Aig_ManGhost( Aig_Man_t * p ) { return &p->Ghost; }
static inline Aig_Obj_t * Aig_ManPi( Aig_Man_t * p, int i ) { return (Aig_Obj_t *)Vec_PtrEntry(p->vPis, i); }
static inline Aig_Obj_t * Aig_ManPo( Aig_Man_t * p, int i ) { return (Aig_Obj_t *)Vec_PtrEntry(p->vPos, i); }
static inline Aig_Obj_t * Aig_ManObj( Aig_Man_t * p, int i ) { return p->vObjs ? (Aig_Obj_t *)Vec_PtrEntry(p->vObjs, i) : NULL; }
static inline int Aig_ManPiNum( Aig_Man_t * p ) { return p->nObjs[AIG_OBJ_PI]; }
static inline int Aig_ManPoNum( Aig_Man_t * p ) { return p->nObjs[AIG_OBJ_PO]; }
static inline int Aig_ManBufNum( Aig_Man_t * p ) { return p->nObjs[AIG_OBJ_BUF]; }
static inline int Aig_ManAndNum( Aig_Man_t * p ) { return p->nObjs[AIG_OBJ_AND]; }
static inline int Aig_ManExorNum( Aig_Man_t * p ) { return p->nObjs[AIG_OBJ_EXOR]; }
static inline int Aig_ManLatchNum( Aig_Man_t * p ) { return p->nObjs[AIG_OBJ_LATCH]; }
static inline int Aig_ManNodeNum( Aig_Man_t * p ) { return p->nObjs[AIG_OBJ_AND]+p->nObjs[AIG_OBJ_EXOR]; }
static inline int Aig_ManGetCost( Aig_Man_t * p ) { return p->nObjs[AIG_OBJ_AND]+3*p->nObjs[AIG_OBJ_EXOR]; }
static inline int Aig_ManObjNum( Aig_Man_t * p ) { return p->nCreated - p->nDeleted; }
static inline int Aig_ManObjIdMax( Aig_Man_t * p ) { return Vec_PtrSize(p->vObjs); }
static inline Aig_Type_t Aig_ObjType( Aig_Obj_t * pObj ) { return (Aig_Type_t)pObj->Type; }
static inline int Aig_ObjIsNone( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_NONE; }
static inline int Aig_ObjIsConst1( Aig_Obj_t * pObj ) { assert(!Aig_IsComplement(pObj)); return pObj->Type == AIG_OBJ_CONST1; }
static inline int Aig_ObjIsPi( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_PI; }
static inline int Aig_ObjIsPo( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_PO; }
static inline int Aig_ObjIsBuf( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_BUF; }
static inline int Aig_ObjIsAnd( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_AND; }
static inline int Aig_ObjIsExor( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_EXOR; }
static inline int Aig_ObjIsLatch( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_LATCH; }
static inline int Aig_ObjIsNode( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_AND || pObj->Type == AIG_OBJ_EXOR; }
static inline int Aig_ObjIsTerm( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_PI || pObj->Type == AIG_OBJ_PO || pObj->Type == AIG_OBJ_CONST1; }
static inline int Aig_ObjIsHash( Aig_Obj_t * pObj ) { return pObj->Type == AIG_OBJ_AND || pObj->Type == AIG_OBJ_EXOR || pObj->Type == AIG_OBJ_LATCH; }
static inline int Aig_ObjIsMarkA( Aig_Obj_t * pObj ) { return pObj->fMarkA; }
static inline void Aig_ObjSetMarkA( Aig_Obj_t * pObj ) { pObj->fMarkA = 1; }
static inline void Aig_ObjClearMarkA( Aig_Obj_t * pObj ) { pObj->fMarkA = 0; }
static inline void Aig_ObjSetTravId( Aig_Obj_t * pObj, int TravId ) { pObj->TravId = TravId; }
static inline void Aig_ObjSetTravIdCurrent( Aig_Man_t * p, Aig_Obj_t * pObj ) { pObj->TravId = p->nTravIds; }
static inline void Aig_ObjSetTravIdPrevious( Aig_Man_t * p, Aig_Obj_t * pObj ) { pObj->TravId = p->nTravIds - 1; }
static inline int Aig_ObjIsTravIdCurrent( Aig_Man_t * p, Aig_Obj_t * pObj ) { return (int)(pObj->TravId == p->nTravIds); }
static inline int Aig_ObjIsTravIdPrevious( Aig_Man_t * p, Aig_Obj_t * pObj ) { return (int)(pObj->TravId == p->nTravIds - 1); }
static inline int Aig_ObjTravId( Aig_Obj_t * pObj ) { return (int)pObj->pData; }
static inline int Aig_ObjPhase( Aig_Obj_t * pObj ) { return pObj->fPhase; }
static inline int Aig_ObjRefs( Aig_Obj_t * pObj ) { return pObj->nRefs; }
static inline void Aig_ObjRef( Aig_Obj_t * pObj ) { pObj->nRefs++; }
static inline void Aig_ObjDeref( Aig_Obj_t * pObj ) { assert( pObj->nRefs > 0 ); pObj->nRefs--; }
static inline void Aig_ObjClearRef( Aig_Obj_t * pObj ) { pObj->nRefs = 0; }
static inline int Aig_ObjFaninC0( Aig_Obj_t * pObj ) { return Aig_IsComplement(pObj->pFanin0); }
static inline int Aig_ObjFaninC1( Aig_Obj_t * pObj ) { return Aig_IsComplement(pObj->pFanin1); }
static inline Aig_Obj_t * Aig_ObjFanin0( Aig_Obj_t * pObj ) { return Aig_Regular(pObj->pFanin0); }
static inline Aig_Obj_t * Aig_ObjFanin1( Aig_Obj_t * pObj ) { return Aig_Regular(pObj->pFanin1); }
static inline Aig_Obj_t * Aig_ObjChild0( Aig_Obj_t * pObj ) { return pObj->pFanin0; }
static inline Aig_Obj_t * Aig_ObjChild1( Aig_Obj_t * pObj ) { return pObj->pFanin1; }
static inline Aig_Obj_t * Aig_ObjChild0Copy( Aig_Obj_t * pObj ) { assert( !Aig_IsComplement(pObj) ); return Aig_ObjFanin0(pObj)? Aig_NotCond((Aig_Obj_t *)Aig_ObjFanin0(pObj)->pData, Aig_ObjFaninC0(pObj)) : NULL; }
static inline Aig_Obj_t * Aig_ObjChild1Copy( Aig_Obj_t * pObj ) { assert( !Aig_IsComplement(pObj) ); return Aig_ObjFanin1(pObj)? Aig_NotCond((Aig_Obj_t *)Aig_ObjFanin1(pObj)->pData, Aig_ObjFaninC1(pObj)) : NULL; }
static inline int Aig_ObjLevel( Aig_Obj_t * pObj ) { return pObj->nRefs; }
static inline int Aig_ObjLevelNew( Aig_Obj_t * pObj ) { return 1 + Aig_ObjIsExor(pObj) + AIG_MAX(Aig_ObjFanin0(pObj)->Level, Aig_ObjFanin1(pObj)->Level); }
static inline int Aig_ObjFaninPhase( Aig_Obj_t * pObj ) { return Aig_Regular(pObj)->fPhase ^ Aig_IsComplement(pObj); }
static inline void Aig_ObjClean( Aig_Obj_t * pObj ) { memset( pObj, 0, sizeof(Aig_Obj_t) ); }
static inline int Aig_ObjWhatFanin( Aig_Obj_t * pObj, Aig_Obj_t * pFanin )
{
if ( Aig_ObjFanin0(pObj) == pFanin ) return 0;
if ( Aig_ObjFanin1(pObj) == pFanin ) return 1;
assert(0); return -1;
}
static inline int Aig_ObjFanoutC( Aig_Obj_t * pObj, Aig_Obj_t * pFanout )
{
if ( Aig_ObjFanin0(pFanout) == pObj ) return Aig_ObjFaninC0(pObj);
if ( Aig_ObjFanin1(pFanout) == pObj ) return Aig_ObjFaninC1(pObj);
assert(0); return -1;
}
// create the ghost of the new node
static inline Aig_Obj_t * Aig_ObjCreateGhost( Aig_Man_t * p, Aig_Obj_t * p0, Aig_Obj_t * p1, Aig_Type_t Type )
{
Aig_Obj_t * pGhost;
assert( Type != AIG_OBJ_AND || !Aig_ObjIsConst1(Aig_Regular(p0)) );
assert( p1 == NULL || !Aig_ObjIsConst1(Aig_Regular(p1)) );
assert( Type == AIG_OBJ_PI || Aig_Regular(p0) != Aig_Regular(p1) );
pGhost = Aig_ManGhost(p);
pGhost->Type = Type;
if ( p1 == NULL || Aig_Regular(p0)->Id < Aig_Regular(p1)->Id )
{
pGhost->pFanin0 = p0;
pGhost->pFanin1 = p1;
}
else
{
pGhost->pFanin0 = p1;
pGhost->pFanin1 = p0;
}
return pGhost;
}
// internal memory manager
static inline Aig_Obj_t * Aig_ManFetchMemory( Aig_Man_t * p )
{
extern char * Aig_MmFixedEntryFetch( Aig_MmFixed_t * p );
Aig_Obj_t * pTemp;
pTemp = (Aig_Obj_t *)Aig_MmFixedEntryFetch( p->pMemObjs );
memset( pTemp, 0, sizeof(Aig_Obj_t) );
Vec_PtrPush( p->vObjs, pTemp );
pTemp->Id = p->nCreated++;
return pTemp;
}
static inline void Aig_ManRecycleMemory( Aig_Man_t * p, Aig_Obj_t * pEntry )
{
extern void Aig_MmFixedEntryRecycle( Aig_MmFixed_t * p, char * pEntry );
assert( pEntry->nRefs == 0 );
pEntry->Type = AIG_OBJ_NONE; // distinquishes a dead node from a live node
Aig_MmFixedEntryRecycle( p->pMemObjs, (char *)pEntry );
p->nDeleted++;
}
////////////////////////////////////////////////////////////////////////
/// ITERATORS ///
////////////////////////////////////////////////////////////////////////
// iterator over the primary inputs
#define Aig_ManForEachPi( p, pObj, i ) \
Vec_PtrForEachEntry( p->vPis, pObj, i )
// iterator over the primary outputs
#define Aig_ManForEachPo( p, pObj, i ) \
Vec_PtrForEachEntry( p->vPos, pObj, i )
// iterator over all objects, including those currently not used
#define Aig_ManForEachObj( p, pObj, i ) \
Vec_PtrForEachEntry( p->vObjs, pObj, i ) if ( (pObj) == NULL ) {} else
// iterator over all nodes
#define Aig_ManForEachNode( p, pObj, i ) \
Vec_PtrForEachEntry( p->vObjs, pObj, i ) if ( (pObj) == NULL || !Aig_ObjIsNode(pObj) ) {} else
////////////////////////////////////////////////////////////////////////
/// FUNCTION DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
/*=== aigCheck.c ========================================================*/
extern int Aig_ManCheck( Aig_Man_t * p );
/*=== aigDfs.c ==========================================================*/
extern Vec_Ptr_t * Aig_ManDfs( Aig_Man_t * p );
extern Vec_Ptr_t * Aig_ManDfsNodes( Aig_Man_t * p, Aig_Obj_t ** ppNodes, int nNodes );
extern int Aig_ManCountLevels( Aig_Man_t * p );
extern void Aig_ManCreateRefs( Aig_Man_t * p );
extern int Aig_DagSize( Aig_Obj_t * pObj );
extern void Aig_ConeUnmark_rec( Aig_Obj_t * pObj );
extern Aig_Obj_t * Aig_Transfer( Aig_Man_t * pSour, Aig_Man_t * pDest, Aig_Obj_t * pObj, int nVars );
extern Aig_Obj_t * Aig_Compose( Aig_Man_t * p, Aig_Obj_t * pRoot, Aig_Obj_t * pFunc, int iVar );
/*=== aigMan.c ==========================================================*/
extern Aig_Man_t * Aig_ManStart();
extern Aig_Man_t * Aig_ManStartFrom( Aig_Man_t * p );
extern Aig_Man_t * Aig_ManDup( Aig_Man_t * p );
extern void Aig_ManStop( Aig_Man_t * p );
extern int Aig_ManCleanup( Aig_Man_t * p );
extern void Aig_ManPrintStats( Aig_Man_t * p );
/*=== aigMem.c ==========================================================*/
extern void Aig_ManStartMemory( Aig_Man_t * p );
extern void Aig_ManStopMemory( Aig_Man_t * p );
/*=== aigObj.c ==========================================================*/
extern Aig_Obj_t * Aig_ObjCreatePi( Aig_Man_t * p );
extern Aig_Obj_t * Aig_ObjCreatePo( Aig_Man_t * p, Aig_Obj_t * pDriver );
extern Aig_Obj_t * Aig_ObjCreate( Aig_Man_t * p, Aig_Obj_t * pGhost );
extern void Aig_ObjConnect( Aig_Man_t * p, Aig_Obj_t * pObj, Aig_Obj_t * pFan0, Aig_Obj_t * pFan1 );
extern void Aig_ObjDisconnect( Aig_Man_t * p, Aig_Obj_t * pObj );
extern void Aig_ObjDelete( Aig_Man_t * p, Aig_Obj_t * pObj );
extern void Aig_ObjDelete_rec( Aig_Man_t * p, Aig_Obj_t * pObj, int fFreeTop );
extern void Aig_ObjPatchFanin0( Aig_Man_t * p, Aig_Obj_t * pObj, Aig_Obj_t * pFaninNew );
extern void Aig_ObjReplace( Aig_Man_t * p, Aig_Obj_t * pObjOld, Aig_Obj_t * pObjNew, int fNodesOnly );
/*=== aigOper.c =========================================================*/
extern Aig_Obj_t * Aig_IthVar( Aig_Man_t * p, int i );
extern Aig_Obj_t * Aig_Oper( Aig_Man_t * p, Aig_Obj_t * p0, Aig_Obj_t * p1, Aig_Type_t Type );
extern Aig_Obj_t * Aig_And( Aig_Man_t * p, Aig_Obj_t * p0, Aig_Obj_t * p1 );
extern Aig_Obj_t * Aig_Latch( Aig_Man_t * p, Aig_Obj_t * pObj, int fInitOne );
extern Aig_Obj_t * Aig_Or( Aig_Man_t * p, Aig_Obj_t * p0, Aig_Obj_t * p1 );
extern Aig_Obj_t * Aig_Exor( Aig_Man_t * p, Aig_Obj_t * p0, Aig_Obj_t * p1 );
extern Aig_Obj_t * Aig_Mux( Aig_Man_t * p, Aig_Obj_t * pC, Aig_Obj_t * p1, Aig_Obj_t * p0 );
extern Aig_Obj_t * Aig_Maj( Aig_Man_t * p, Aig_Obj_t * pA, Aig_Obj_t * pB, Aig_Obj_t * pC );
extern Aig_Obj_t * Aig_Miter( Aig_Man_t * p, Vec_Ptr_t * vPairs );
extern Aig_Obj_t * Aig_CreateAnd( Aig_Man_t * p, int nVars );
extern Aig_Obj_t * Aig_CreateOr( Aig_Man_t * p, int nVars );
extern Aig_Obj_t * Aig_CreateExor( Aig_Man_t * p, int nVars );
/*=== aigSeq.c ========================================================*/
extern int Aig_ManSeqStrash( Aig_Man_t * p, int nLatches, int * pInits );
/*=== aigTable.c ========================================================*/
extern Aig_Obj_t * Aig_TableLookup( Aig_Man_t * p, Aig_Obj_t * pGhost );
extern void Aig_TableInsert( Aig_Man_t * p, Aig_Obj_t * pObj );
extern void Aig_TableDelete( Aig_Man_t * p, Aig_Obj_t * pObj );
extern int Aig_TableCountEntries( Aig_Man_t * p );
extern void Aig_TableProfile( Aig_Man_t * p );
/*=== aigUtil.c =========================================================*/
extern unsigned Aig_PrimeCudd( unsigned p );
extern void Aig_ManIncrementTravId( Aig_Man_t * p );
extern int Aig_ManLevels( Aig_Man_t * p );
extern void Aig_ManCleanData( Aig_Man_t * p );
extern void Aig_ObjCleanData_rec( Aig_Obj_t * pObj );
extern void Aig_ObjCollectMulti( Aig_Obj_t * pFunc, Vec_Ptr_t * vSuper );
extern int Aig_ObjIsMuxType( Aig_Obj_t * pObj );
extern int Aig_ObjRecognizeExor( Aig_Obj_t * pObj, Aig_Obj_t ** ppFan0, Aig_Obj_t ** ppFan1 );
extern Aig_Obj_t * Aig_ObjRecognizeMux( Aig_Obj_t * pObj, Aig_Obj_t ** ppObjT, Aig_Obj_t ** ppObjE );
extern Aig_Obj_t * Aig_ObjReal_rec( Aig_Obj_t * pObj );
extern void Aig_ObjPrintEqn( FILE * pFile, Aig_Obj_t * pObj, Vec_Vec_t * vLevels, int Level );
extern void Aig_ObjPrintVerilog( FILE * pFile, Aig_Obj_t * pObj, Vec_Vec_t * vLevels, int Level );
extern void Aig_ObjPrintVerbose( Aig_Obj_t * pObj, int fHaig );
extern void Aig_ManPrintVerbose( Aig_Man_t * p, int fHaig );
extern void Aig_ManDumpBlif( Aig_Man_t * p, char * pFileName );
/*=== aigMem.c ===========================================================*/
// fixed-size-block memory manager
extern Aig_MmFixed_t * Aig_MmFixedStart( int nEntrySize, int nEntriesMax );
extern void Aig_MmFixedStop( Aig_MmFixed_t * p, int fVerbose );
extern char * Aig_MmFixedEntryFetch( Aig_MmFixed_t * p );
extern void Aig_MmFixedEntryRecycle( Aig_MmFixed_t * p, char * pEntry );
extern void Aig_MmFixedRestart( Aig_MmFixed_t * p );
extern int Aig_MmFixedReadMemUsage( Aig_MmFixed_t * p );
extern int Aig_MmFixedReadMaxEntriesUsed( Aig_MmFixed_t * p );
// flexible-size-block memory manager
extern Aig_MmFlex_t * Aig_MmFlexStart();
extern void Aig_MmFlexStop( Aig_MmFlex_t * p, int fVerbose );
extern char * Aig_MmFlexEntryFetch( Aig_MmFlex_t * p, int nBytes );
extern void Aig_MmFlexRestart( Aig_MmFlex_t * p );
extern int Aig_MmFlexReadMemUsage( Aig_MmFlex_t * p );
// hierarchical memory manager
extern Aig_MmStep_t * Aig_MmStepStart( int nSteps );
extern void Aig_MmStepStop( Aig_MmStep_t * p, int fVerbose );
extern char * Aig_MmStepEntryFetch( Aig_MmStep_t * p, int nBytes );
extern void Aig_MmStepEntryRecycle( Aig_MmStep_t * p, char * pEntry, int nBytes );
extern int Aig_MmStepReadMemUsage( Aig_MmStep_t * p );
#ifdef __cplusplus
}
#endif
#endif
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
|