summaryrefslogtreecommitdiffstats
path: root/src/aig/ivy/ivyShow.c
blob: 4fac270941e50cd039e4abfd5a0d96648b9cbe50 (plain)
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
/**CFile****************************************************************

  FileName    [ivyShow.c]

  SystemName  [ABC: Logic synthesis and verification system.]

  PackageName [And-Inverter Graph package.]

  Synopsis    [Visualization of HAIG.]

  Author      [Alan Mishchenko]
  
  Affiliation [UC Berkeley]

  Date        [Ver. 1.0. Started - May 11, 2006.]

  Revision    [$Id: ivyShow.c,v 1.00 2006/05/11 00:00:00 alanmi Exp $]

***********************************************************************/

#include "ivy.h"

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

static void Ivy_WriteDotAig( Ivy_Man_t * pMan, char * pFileName, int fHaig, Vec_Ptr_t * vBold );

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

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

  Synopsis    []

  Description []
               
  SideEffects []

  SeeAlso     []

***********************************************************************/
void Ivy_ManShow( Ivy_Man_t * pMan, int fHaig, Vec_Ptr_t * vBold )
{
    extern void Abc_ShowFile( char * FileNameDot );
    static int Counter = 0;
    char FileNameDot[200];
    FILE * pFile;
    // create the file name
//    Ivy_ShowGetFileName( pMan->pName, FileNameDot );
    sprintf( FileNameDot, "temp%02d.dot", Counter++ );
    // check that the file can be opened
    if ( (pFile = fopen( FileNameDot, "w" )) == NULL )
    {
        fprintf( stdout, "Cannot open the intermediate file \"%s\".\n", FileNameDot );
        return;
    }
    fclose( pFile );
    // generate the file
    Ivy_WriteDotAig( pMan, FileNameDot, fHaig, vBold );
    // visualize the file 
    Abc_ShowFile( FileNameDot );
}

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

  Synopsis    [Writes the graph structure of AIG for DOT.]

  Description [Useful for graph visualization using tools such as GraphViz: 
  http://www.graphviz.org/]
  
  SideEffects []

  SeeAlso     []

***********************************************************************/
void Ivy_WriteDotAig( Ivy_Man_t * pMan, char * pFileName, int fHaig, Vec_Ptr_t * vBold )
{
    FILE * pFile;
    Ivy_Obj_t * pNode, * pTemp, * pPrev;
    int LevelMax, Level, i;

    if ( Ivy_ManNodeNum(pMan) > 200 )
    {
        fprintf( stdout, "Cannot visualize AIG with more than 200 nodes.\n" );
        return;
    }
    if ( (pFile = fopen( pFileName, "w" )) == NULL )
    {
        fprintf( stdout, "Cannot open the intermediate file \"%s\".\n", pFileName );
        return;
    }

    // mark the nodes
    if ( vBold )
        Vec_PtrForEachEntry( vBold, pNode, i )
            pNode->fMarkB = 1;

    // compute levels
    LevelMax = 1 + Ivy_ManSetLevels( pMan, fHaig );

    // write the DOT header
    fprintf( pFile, "# %s\n",  "AIG structure generated by IVY package" );
    fprintf( pFile, "\n" );
    fprintf( pFile, "digraph AIG {\n" );
    fprintf( pFile, "size = \"7.5,10\";\n" );
//  fprintf( pFile, "ranksep = 0.5;\n" );
//  fprintf( pFile, "nodesep = 0.5;\n" );
    fprintf( pFile, "center = true;\n" );
//  fprintf( pFile, "orientation = landscape;\n" );
//  fprintf( pFile, "edge [fontsize = 10];\n" );
//  fprintf( pFile, "edge [dir = none];\n" );
    fprintf( pFile, "edge [dir = back];\n" );
    fprintf( pFile, "\n" );

    // labels on the left of the picture
    fprintf( pFile, "{\n" );
    fprintf( pFile, "  node [shape = plaintext];\n" );
    fprintf( pFile, "  edge [style = invis];\n" );
    fprintf( pFile, "  LevelTitle1 [label=\"\"];\n" );
    fprintf( pFile, "  LevelTitle2 [label=\"\"];\n" );
    // generate node names with labels
    for ( Level = LevelMax; Level >= 0; Level-- )
    {
        // the visible node name
        fprintf( pFile, "  Level%d", Level );
        fprintf( pFile, " [label = " );
        // label name
        fprintf( pFile, "\"" );
        fprintf( pFile, "\"" );
        fprintf( pFile, "];\n" );
    }

    // genetate the sequence of visible/invisible nodes to mark levels
    fprintf( pFile, "  LevelTitle1 ->  LevelTitle2 ->" );
    for ( Level = LevelMax; Level >= 0; Level-- )
    {
        // the visible node name
        fprintf( pFile, "  Level%d",  Level );
        // the connector
        if ( Level != 0 )
            fprintf( pFile, " ->" );
        else
            fprintf( pFile, ";" );
    }
    fprintf( pFile, "\n" );
    fprintf( pFile, "}" );
    fprintf( pFile, "\n" );
    fprintf( pFile, "\n" );

    // generate title box on top
    fprintf( pFile, "{\n" );
    fprintf( pFile, "  rank = same;\n" );
    fprintf( pFile, "  LevelTitle1;\n" );
    fprintf( pFile, "  title1 [shape=plaintext,\n" );
    fprintf( pFile, "          fontsize=20,\n" );
    fprintf( pFile, "          fontname = \"Times-Roman\",\n" );
    fprintf( pFile, "          label=\"" );
    fprintf( pFile, "%s", "AIG structure visualized by ABC" );
    fprintf( pFile, "\\n" );
    fprintf( pFile, "Benchmark \\\"%s\\\". ", "aig" );
    fprintf( pFile, "Time was %s. ",  Extra_TimeStamp() );
    fprintf( pFile, "\"\n" );
    fprintf( pFile, "         ];\n" );
    fprintf( pFile, "}" );
    fprintf( pFile, "\n" );
    fprintf( pFile, "\n" );

    // generate statistics box
    fprintf( pFile, "{\n" );
    fprintf( pFile, "  rank = same;\n" );
    fprintf( pFile, "  LevelTitle2;\n" );
    fprintf( pFile, "  title2 [shape=plaintext,\n" );
    fprintf( pFile, "          fontsize=18,\n" );
    fprintf( pFile, "          fontname = \"Times-Roman\",\n" );
    fprintf( pFile, "          label=\"" );
    fprintf( pFile, "The set contains %d logic nodes and spans %d levels.", Ivy_ManNodeNum(pMan), LevelMax );
    fprintf( pFile, "\\n" );
    fprintf( pFile, "\"\n" );
    fprintf( pFile, "         ];\n" );
    fprintf( pFile, "}" );
    fprintf( pFile, "\n" );
    fprintf( pFile, "\n" );

    // generate the COs
    fprintf( pFile, "{\n" );
    fprintf( pFile, "  rank = same;\n" );
    // the labeling node of this level
    fprintf( pFile, "  Level%d;\n",  LevelMax );
    // generate the CO nodes
    Ivy_ManForEachCo( pMan, pNode, i )
    {
        if ( fHaig || pNode->pEquiv == NULL )
            fprintf( pFile, "  Node%d%s [label = \"%d%s\"", pNode->Id, 
                (Ivy_ObjIsLatch(pNode)? "_in":""), pNode->Id, (Ivy_ObjIsLatch(pNode)? "_in":"") );
        else
            fprintf( pFile, "  Node%d%s [label = \"%d%s(%d%s)\"", pNode->Id, 
                (Ivy_ObjIsLatch(pNode)? "_in":""), pNode->Id, (Ivy_ObjIsLatch(pNode)? "_in":""), 
                    Ivy_Regular(pNode->pEquiv)->Id, Ivy_IsComplement(pNode->pEquiv)? "\'":"" );
        fprintf( pFile, ", shape = %s", (Ivy_ObjIsLatch(pNode)? "box":"invtriangle") );
        fprintf( pFile, ", color = coral, fillcolor = coral" );
        fprintf( pFile, "];\n" );
    }
    fprintf( pFile, "}" );
    fprintf( pFile, "\n" );
    fprintf( pFile, "\n" );

    // generate nodes of each rank
    for ( Level = LevelMax - 1; Level > 0; Level-- )
    {
        fprintf( pFile, "{\n" );
        fprintf( pFile, "  rank = same;\n" );
        // the labeling node of this level
        fprintf( pFile, "  Level%d;\n",  Level );
        Ivy_ManForEachObj( pMan, pNode, i )
        {
            if ( (int)pNode->Level != Level )
                continue;
            if ( fHaig || pNode->pEquiv == NULL )
                fprintf( pFile, "  Node%d [label = \"%d\"", pNode->Id, pNode->Id );
            else 
                fprintf( pFile, "  Node%d [label = \"%d(%d%s)\"", pNode->Id, pNode->Id, 
                    Ivy_Regular(pNode->pEquiv)->Id, Ivy_IsComplement(pNode->pEquiv)? "\'":"" );
            fprintf( pFile, ", shape = ellipse" );
            if ( vBold && pNode->fMarkB )
                fprintf( pFile, ", style = filled" );
            fprintf( pFile, "];\n" );
        }
        fprintf( pFile, "}" );
        fprintf( pFile, "\n" );
        fprintf( pFile, "\n" );
    }

    // generate the CI nodes
    fprintf( pFile, "{\n" );
    fprintf( pFile, "  rank = same;\n" );
    // the labeling node of this level
    fprintf( pFile, "  Level%d;\n",  0 );
    // generate constant node
    if ( Ivy_ObjRefs(Ivy_ManConst1(pMan)) > 0 )
    {
        pNode = Ivy_ManConst1(pMan);
        // check if the costant node is present
        fprintf( pFile, "  Node%d [label = \"Const1\"", pNode->Id );
        fprintf( pFile, ", shape = ellipse" );
        fprintf( pFile, ", color = coral, fillcolor = coral" );
        fprintf( pFile, "];\n" );
    }
    // generate the CI nodes
    Ivy_ManForEachCi( pMan, pNode, i )
    {
        if ( fHaig || pNode->pEquiv == NULL )
            fprintf( pFile, "  Node%d%s [label = \"%d%s\"", pNode->Id, 
                (Ivy_ObjIsLatch(pNode)? "_out":""), pNode->Id, (Ivy_ObjIsLatch(pNode)? "_out":"") );
        else
            fprintf( pFile, "  Node%d%s [label = \"%d%s(%d%s)\"", pNode->Id, 
                (Ivy_ObjIsLatch(pNode)? "_out":""), pNode->Id, (Ivy_ObjIsLatch(pNode)? "_out":""), 
                    Ivy_Regular(pNode->pEquiv)->Id, Ivy_IsComplement(pNode->pEquiv)? "\'":"" );
        fprintf( pFile, ", shape = %s", (Ivy_ObjIsLatch(pNode)? "box":"triangle") );
        fprintf( pFile, ", color = coral, fillcolor = coral" );
        fprintf( pFile, "];\n" );
    }
    fprintf( pFile, "}" );
    fprintf( pFile, "\n" );
    fprintf( pFile, "\n" );

    // generate invisible edges from the square down
    fprintf( pFile, "title1 -> title2 [style = invis];\n" );
    Ivy_ManForEachCo( pMan, pNode, i )
        fprintf( pFile, "title2 -> Node%d%s [style = invis];\n", pNode->Id, (Ivy_ObjIsLatch(pNode)? "_in":"") );

    // generate edges
    Ivy_ManForEachObj( pMan, pNode, i )
    {
        if ( !Ivy_ObjIsNode(pNode) && !Ivy_ObjIsCo(pNode) && !Ivy_ObjIsBuf(pNode) )
            continue;
        // generate the edge from this node to the next
        fprintf( pFile, "Node%d%s",  pNode->Id, (Ivy_ObjIsLatch(pNode)? "_in":"") );
        fprintf( pFile, " -> " );
        fprintf( pFile, "Node%d%s",  Ivy_ObjFaninId0(pNode), (Ivy_ObjIsLatch(Ivy_ObjFanin0(pNode))? "_out":"") );
        fprintf( pFile, " [" );
        fprintf( pFile, "style = %s", Ivy_ObjFaninC0(pNode)? "dotted" : "bold" );
//        if ( Ivy_NtkIsSeq(pNode->pMan) && Seq_ObjFaninL0(pNode) > 0 )
//        fprintf( pFile, ", label = \"%s\"", Seq_ObjFaninGetInitPrintable(pNode,0) );
        fprintf( pFile, "]" );
        fprintf( pFile, ";\n" );
        if ( !Ivy_ObjIsNode(pNode) )
            continue;
        // generate the edge from this node to the next
        fprintf( pFile, "Node%d",  pNode->Id );
        fprintf( pFile, " -> " );
        fprintf( pFile, "Node%d%s",  Ivy_ObjFaninId1(pNode), (Ivy_ObjIsLatch(Ivy_ObjFanin1(pNode))? "_out":"") );
        fprintf( pFile, " [" );
        fprintf( pFile, "style = %s", Ivy_ObjFaninC1(pNode)? "dotted" : "bold" );
//        if ( Ivy_NtkIsSeq(pNode->pMan) && Seq_ObjFaninL1(pNode) > 0 )
//        fprintf( pFile, ", label = \"%s\"", Seq_ObjFaninGetInitPrintable(pNode,1) );
        fprintf( pFile, "]" );
        fprintf( pFile, ";\n" );
        // generate the edges between the equivalent nodes
        if ( fHaig && pNode->pEquiv && Ivy_ObjRefs(pNode) > 0 )
        {
            pPrev = pNode;
            for ( pTemp = pNode->pEquiv; pTemp != pNode; pTemp = Ivy_Regular(pTemp->pEquiv) )
            {
                fprintf( pFile, "Node%d",  pPrev->Id );
                fprintf( pFile, " -> " );
                fprintf( pFile, "Node%d",  pTemp->Id );
                fprintf( pFile, " [style = %s]", Ivy_IsComplement(pTemp->pEquiv)? "dotted" : "bold" );
                fprintf( pFile, ";\n" );
                pPrev = pTemp;
            }
            // connect the last node with the first
            fprintf( pFile, "Node%d",  pPrev->Id );
            fprintf( pFile, " -> " );
            fprintf( pFile, "Node%d",  pNode->Id );
            fprintf( pFile, " [style = %s]", Ivy_IsComplement(pPrev->pEquiv)? "dotted" : "bold" );
            fprintf( pFile, ";\n" );
        }
    }

    fprintf( pFile, "}" );
    fprintf( pFile, "\n" );
    fprintf( pFile, "\n" );
    fclose( pFile );

    // unmark nodes
    if ( vBold )
        Vec_PtrForEachEntry( vBold, pNode, i )
            pNode->fMarkB = 0;
}


////////////////////////////////////////////////////////////////////////
///                       END OF FILE                                ///
////////////////////////////////////////////////////////////////////////