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
|
/**CFile****************************************************************
FileName [nwk.h]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Logic network representation.]
Synopsis [External declarations.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - June 20, 2005.]
Revision [$Id: nwk.h,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
***********************************************************************/
#ifndef __NWK_H__
#define __NWK_H__
#ifdef __cplusplus
extern "C" {
#endif
////////////////////////////////////////////////////////////////////////
/// INCLUDES ///
////////////////////////////////////////////////////////////////////////
#include "aig.h"
#include "hop.h"
#include "tim.h"
#include "if.h"
#include "bdc.h"
////////////////////////////////////////////////////////////////////////
/// PARAMETERS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// BASIC TYPES ///
////////////////////////////////////////////////////////////////////////
typedef struct Nwk_Man_t_ Nwk_Man_t;
typedef struct Nwk_Obj_t_ Nwk_Obj_t;
// object types
typedef enum {
NWK_OBJ_NONE, // 0: non-existant object
NWK_OBJ_CI, // 1: combinational input
NWK_OBJ_CO, // 2: combinational output
NWK_OBJ_NODE, // 3: logic node
NWK_OBJ_LATCH, // 4: register
NWK_OBJ_VOID // 5: unused object
} Nwk_Type_t;
struct Nwk_Man_t_
{
// models of this design
char * pName; // the name of this design
char * pSpec; // the name of input file
// node representation
Vec_Ptr_t * vCis; // the primary inputs of the extracted part
Vec_Ptr_t * vCos; // the primary outputs of the extracted part
Vec_Ptr_t * vObjs; // the objects in the topological order
int nObjs[NWK_OBJ_VOID]; // counter of objects of each type
int nFanioPlus; // the number of extra fanins/fanouts alloc by default
// functionality, timing, memory, etc
Hop_Man_t * pManHop; // the functionality representation
Tim_Man_t * pManTime; // the timing manager
If_Lib_t * pLutLib; // the LUT library
Aig_MmFlex_t * pMemObjs; // memory for objects
Vec_Ptr_t * vTemp; // array used for incremental updates
int nTravIds; // the counter of traversal IDs
int nRealloced; // the number of realloced nodes
};
struct Nwk_Obj_t_
{
Nwk_Man_t * pMan; // the manager
Hop_Obj_t * pFunc; // functionality
void * pCopy; // temporary pointer
void * pNext; // temporary pointer
// node information
unsigned Type : 3; // object type
unsigned fInvert : 1; // complemented attribute
unsigned MarkA : 1; // temporary mark
unsigned MarkB : 1; // temporary mark
unsigned PioId : 26; // number of this node in the PI/PO list
int Id; // unique ID
int TravId; // traversal ID
// timing information
int Level; // the topological level
float tArrival; // the arrival time
float tRequired; // the required time
float tSlack; // the slack
// fanin/fanout representation
int nFanins; // the number of fanins
int nFanouts; // the number of fanouts
int nFanioAlloc; // the number of allocated fanins/fanouts
Nwk_Obj_t ** pFanio; // fanins/fanouts
};
////////////////////////////////////////////////////////////////////////
/// MACRO DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// INLINED FUNCTIONS ///
////////////////////////////////////////////////////////////////////////
static inline int Nwk_ManCiNum( Nwk_Man_t * p ) { return p->nObjs[NWK_OBJ_CI]; }
static inline int Nwk_ManCoNum( Nwk_Man_t * p ) { return p->nObjs[NWK_OBJ_CO]; }
static inline int Nwk_ManNodeNum( Nwk_Man_t * p ) { return p->nObjs[NWK_OBJ_NODE]; }
static inline int Nwk_ManLatchNum( Nwk_Man_t * p ) { return p->nObjs[NWK_OBJ_LATCH]; }
static inline int Nwk_ManObjNumMax( Nwk_Man_t * p ) { return Vec_PtrSize(p->vObjs); }
static inline Nwk_Obj_t * Nwk_ManCi( Nwk_Man_t * p, int i ) { return Vec_PtrEntry( p->vCis, i ); }
static inline Nwk_Obj_t * Nwk_ManCo( Nwk_Man_t * p, int i ) { return Vec_PtrEntry( p->vCos, i ); }
static inline Nwk_Obj_t * Nwk_ManObj( Nwk_Man_t * p, int i ) { return Vec_PtrEntry( p->vObjs, i ); }
static inline int Nwk_ObjId( Nwk_Obj_t * p ) { return p->Id; }
static inline int Nwk_ObjPioNum( Nwk_Obj_t * p ) { return p->PioId; }
static inline int Nwk_ObjFaninNum( Nwk_Obj_t * p ) { return p->nFanins; }
static inline int Nwk_ObjFanoutNum( Nwk_Obj_t * p ) { return p->nFanouts; }
static inline Nwk_Obj_t * Nwk_ObjFanin0( Nwk_Obj_t * p ) { return p->pFanio[0]; }
static inline Nwk_Obj_t * Nwk_ObjFanout0( Nwk_Obj_t * p ) { return p->pFanio[p->nFanins]; }
static inline Nwk_Obj_t * Nwk_ObjFanin( Nwk_Obj_t * p, int i ) { return p->pFanio[i]; }
static inline Nwk_Obj_t * Nwk_ObjFanout( Nwk_Obj_t * p, int i ) { return p->pFanio[p->nFanins+1]; }
static inline int Nwk_ObjIsNone( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_NONE; }
static inline int Nwk_ObjIsCi( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_CI; }
static inline int Nwk_ObjIsCo( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_CO; }
static inline int Nwk_ObjIsNode( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_NODE; }
static inline int Nwk_ObjIsLatch( Nwk_Obj_t * p ) { return p->Type == NWK_OBJ_LATCH; }
static inline int Nwk_ObjIsPi( Nwk_Obj_t * p ) { return Nwk_ObjIsCi(p) && (p->pMan->pManTime == NULL || Tim_ManBoxForCi(p->pMan->pManTime, p->PioId) == -1); }
static inline int Nwk_ObjIsPo( Nwk_Obj_t * p ) { return Nwk_ObjIsCo(p) && (p->pMan->pManTime == NULL || Tim_ManBoxForCo(p->pMan->pManTime, p->PioId) == -1); }
static inline float Nwk_ObjArrival( Nwk_Obj_t * pObj ) { return pObj->tArrival; }
static inline float Nwk_ObjRequired( Nwk_Obj_t * pObj ) { return pObj->tRequired; }
static inline float Nwk_ObjSlack( Nwk_Obj_t * pObj ) { return pObj->tSlack; }
static inline void Nwk_ObjSetArrival( Nwk_Obj_t * pObj, float Time ) { pObj->tArrival = Time; }
static inline void Nwk_ObjSetRequired( Nwk_Obj_t * pObj, float Time ) { pObj->tRequired = Time; }
static inline void Nwk_ObjSetSlack( Nwk_Obj_t * pObj, float Time ) { pObj->tSlack = Time; }
static inline int Nwk_ObjLevel( Nwk_Obj_t * pObj ) { return pObj->Level; }
static inline void Nwk_ObjSetLevel( Nwk_Obj_t * pObj, int Level ) { pObj->Level = Level; }
static inline void Nwk_ObjSetTravId( Nwk_Obj_t * pObj, int TravId ) { pObj->TravId = TravId; }
static inline void Nwk_ObjSetTravIdCurrent( Nwk_Obj_t * pObj ) { pObj->TravId = pObj->pMan->nTravIds; }
static inline void Nwk_ObjSetTravIdPrevious( Nwk_Obj_t * pObj ) { pObj->TravId = pObj->pMan->nTravIds - 1; }
static inline int Nwk_ObjIsTravIdCurrent( Nwk_Obj_t * pObj ) { return pObj->TravId == pObj->pMan->nTravIds; }
static inline int Nwk_ObjIsTravIdPrevious( Nwk_Obj_t * pObj ) { return pObj->TravId == pObj->pMan->nTravIds - 1; }
static inline int Nwk_ManTimeEqual( float f1, float f2, float Eps ) { return (f1 < f2 + Eps) && (f2 < f1 + Eps); }
static inline int Nwk_ManTimeLess( float f1, float f2, float Eps ) { return (f1 < f2 + Eps); }
static inline int Nwk_ManTimeMore( float f1, float f2, float Eps ) { return (f1 + Eps > f2); }
////////////////////////////////////////////////////////////////////////
/// ITERATORS ///
////////////////////////////////////////////////////////////////////////
#define Nwk_ManForEachCi( p, pObj, i ) \
Vec_PtrForEachEntry( p->vCis, pObj, i )
#define Nwk_ManForEachCo( p, pObj, i ) \
Vec_PtrForEachEntry( p->vCos, pObj, i )
#define Nwk_ManForEachPi( p, pObj, i ) \
Vec_PtrForEachEntry( p->vCis, pObj, i ) \
if ( !Nwk_ObjIsPi(pObj) ) {} else
#define Nwk_ManForEachPo( p, pObj, i ) \
Vec_PtrForEachEntry( p->vCos, pObj, i ) \
if ( !Nwk_ObjIsPo(pObj) ) {} else
#define Nwk_ManForEachObj( p, pObj, i ) \
for ( i = 0; (i < Vec_PtrSize(p->vObjs)) && (((pObj) = Vec_PtrEntry(p->vObjs, i)), 1); i++ ) \
if ( pObj == NULL ) {} else
#define Nwk_ManForEachNode( p, pObj, i ) \
for ( i = 0; (i < Vec_PtrSize(p->vObjs)) && (((pObj) = Vec_PtrEntry(p->vObjs, i)), 1); i++ ) \
if ( (pObj) == NULL || !Nwk_ObjIsNode(pObj) ) {} else
#define Nwk_ManForEachLatch( p, pObj, i ) \
for ( i = 0; (i < Vec_PtrSize(p->vObjs)) && (((pObj) = Vec_PtrEntry(p->vObjs, i)), 1); i++ ) \
if ( (pObj) == NULL || !Nwk_ObjIsLatch(pObj) ) {} else
#define Nwk_ObjForEachFanin( pObj, pFanin, i ) \
for ( i = 0; (i < (int)(pObj)->nFanins) && ((pFanin) = (pObj)->pFanio[i]); i++ )
#define Nwk_ObjForEachFanout( pObj, pFanout, i ) \
for ( i = 0; (i < (int)(pObj)->nFanouts) && ((pFanout) = (pObj)->pFanio[(pObj)->nFanins+i]); i++ )
////////////////////////////////////////////////////////////////////////
/// FUNCTION DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
/*=== nwkBidec.c ==========================================================*/
extern void Nwk_ManBidecResyn( Nwk_Man_t * pNtk, int fVerbose );
extern Hop_Obj_t * Nwk_NodeIfNodeResyn( Bdc_Man_t * p, Hop_Man_t * pHop, Hop_Obj_t * pRoot, int nVars, Vec_Int_t * vTruth, unsigned * puCare );
/*=== nwkCheck.c ==========================================================*/
extern int Nwk_ManCheck( Nwk_Man_t * p );
/*=== nwkDfs.c ==========================================================*/
extern int Nwk_ManVerifyTopoOrder( Nwk_Man_t * pNtk );
extern int Nwk_ManLevelBackup( Nwk_Man_t * pNtk );
extern int Nwk_ManLevel( Nwk_Man_t * pNtk );
extern int Nwk_ManLevelMax( Nwk_Man_t * pNtk );
extern Vec_Vec_t * Nwk_ManLevelize( Nwk_Man_t * pNtk );
extern Vec_Ptr_t * Nwk_ManDfs( Nwk_Man_t * pNtk );
extern Vec_Ptr_t * Nwk_ManDfsNodes( Nwk_Man_t * pNtk, Nwk_Obj_t ** ppNodes, int nNodes );
extern Vec_Ptr_t * Nwk_ManDfsReverse( Nwk_Man_t * pNtk );
extern Vec_Ptr_t * Nwk_ManSupportNodes( Nwk_Man_t * pNtk, Nwk_Obj_t ** ppNodes, int nNodes );
extern void Nwk_ManSupportSum( Nwk_Man_t * pNtk );
extern int Nwk_ObjMffcLabel( Nwk_Obj_t * pNode );
/*=== nwkFanio.c ==========================================================*/
extern void Nwk_ObjCollectFanins( Nwk_Obj_t * pNode, Vec_Ptr_t * vNodes );
extern void Nwk_ObjCollectFanouts( Nwk_Obj_t * pNode, Vec_Ptr_t * vNodes );
extern int Nwk_ObjFindFanin( Nwk_Obj_t * pObj, Nwk_Obj_t * pFanin );
extern int Nwk_ObjFindFanout( Nwk_Obj_t * pObj, Nwk_Obj_t * pFanout );
extern void Nwk_ObjAddFanin( Nwk_Obj_t * pObj, Nwk_Obj_t * pFanin );
extern void Nwk_ObjDeleteFanin( Nwk_Obj_t * pObj, Nwk_Obj_t * pFanin );
extern void Nwk_ObjPatchFanin( Nwk_Obj_t * pObj, Nwk_Obj_t * pFaninOld, Nwk_Obj_t * pFaninNew );
extern void Nwk_ObjTransferFanout( Nwk_Obj_t * pNodeFrom, Nwk_Obj_t * pNodeTo );
extern void Nwk_ObjReplace( Nwk_Obj_t * pNodeOld, Nwk_Obj_t * pNodeNew );
/*=== nwkMan.c ============================================================*/
extern Nwk_Man_t * Nwk_ManAlloc();
extern void Nwk_ManFree( Nwk_Man_t * p );
extern void Nwk_ManPrintStats( Nwk_Man_t * p, If_Lib_t * pLutLib );
/*=== nwkMap.c ============================================================*/
extern Nwk_Man_t * Nwk_MappingIf( Aig_Man_t * p, Tim_Man_t * pManTime, If_Par_t * pPars );
/*=== nwkObj.c ============================================================*/
extern Nwk_Obj_t * Nwk_ManCreateCi( Nwk_Man_t * pMan, int nFanouts );
extern Nwk_Obj_t * Nwk_ManCreateCo( Nwk_Man_t * pMan );
extern Nwk_Obj_t * Nwk_ManCreateNode( Nwk_Man_t * pMan, int nFanins, int nFanouts );
extern Nwk_Obj_t * Nwk_ManCreateBox( Nwk_Man_t * pMan, int nFanins, int nFanouts );
extern Nwk_Obj_t * Nwk_ManCreateLatch( Nwk_Man_t * pMan );
extern void Nwk_ManDeleteNode( Nwk_Obj_t * pObj );
extern void Nwk_ManDeleteNode_rec( Nwk_Obj_t * pObj );
/*=== nwkSpeedup.c ============================================================*/
extern Aig_Man_t * Nwk_ManSpeedup( Nwk_Man_t * pNtk, int fUseLutLib, int Percentage, int Degree, int fVerbose, int fVeryVerbose );
/*=== nwkStrash.c ============================================================*/
extern Aig_Man_t * Nwk_ManStrash( Nwk_Man_t * pNtk );
/*=== nwkTiming.c ============================================================*/
extern int Nwk_ManVerifyTiming( Nwk_Man_t * pNtk );
extern void Nwk_ManDelayTraceSortPins( Nwk_Obj_t * pNode, int * pPinPerm, float * pPinDelays );
extern float Nwk_ManDelayTraceLut( Nwk_Man_t * pNtk );
extern void Nwk_ManDelayTracePrint( Nwk_Man_t * pNtk );
extern void Nwk_ManUpdate( Nwk_Obj_t * pObj, Nwk_Obj_t * pObjNew, Vec_Vec_t * vLevels );
extern int Nwk_ManVerifyLevel( Nwk_Man_t * pNtk );
/*=== nwkUtil.c ============================================================*/
extern void Nwk_ManIncrementTravId( Nwk_Man_t * pNtk );
extern int Nwk_ManGetFaninMax( Nwk_Man_t * pNtk );
extern int Nwk_ManGetTotalFanins( Nwk_Man_t * pNtk );
extern int Nwk_ManPiNum( Nwk_Man_t * pNtk );
extern int Nwk_ManPoNum( Nwk_Man_t * pNtk );
extern int Nwk_ManGetAigNodeNum( Nwk_Man_t * pNtk );
extern int Nwk_NodeCompareLevelsIncrease( Nwk_Obj_t ** pp1, Nwk_Obj_t ** pp2 );
extern int Nwk_NodeCompareLevelsDecrease( Nwk_Obj_t ** pp1, Nwk_Obj_t ** pp2 );
extern void Nwk_ObjPrint( Nwk_Obj_t * pObj );
extern void Nwk_ManDumpBlif( Nwk_Man_t * pNtk, char * pFileName, Vec_Ptr_t * vCiNames, Vec_Ptr_t * vCoNames );
extern void Nwk_ManPrintFanioNew( Nwk_Man_t * pNtk );
#ifdef __cplusplus
}
#endif
#endif
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
|