-
Notifications
You must be signed in to change notification settings - Fork 0
/
pangen2.h
1216 lines (1201 loc) · 36.5 KB
/
pangen2.h
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
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/***** spin: pangen2.h *****/
/*
* This file is part of the public release of Spin. It is subject to the
* terms in the LICENSE file that is included in this source directory.
* Tool documentation is available at http://spinroot.com
*/
static const char *Pre0[] = {
"#ifdef SC",
" #define _FILE_OFFSET_BITS 64", /* allows file sizes greater than 2Gb */
"#endif",
"#include <stdio.h>",
"#include <signal.h>",
"#include <stdlib.h>",
"#include <stdarg.h>",
"#include <string.h>",
"#include <ctype.h>",
"#include <errno.h>",
"#if defined(WIN32) || defined(WIN64)",
"#include <time.h>",
"#else",
"#include <unistd.h>",
"#include <sys/times.h>",
"#endif",
"#include <sys/types.h>", /* defines off_t */
"#include <sys/stat.h>",
"#include <limits.h>",
"#include <fcntl.h>",
"#define Offsetof(X, Y) ((ulong)(&(((X *)0)->Y)))",
"#ifndef max",
"#define max(a,b) (((a)<(b)) ? (b) : (a))",
"#endif",
"#ifndef PRINTF",
"int Printf(const char *fmt, ...); /* prototype only */",
"#endif",
0,
};
static const char *Separate[] = {
"#ifdef COLLAPSE",
" #if (NCORE>1 && !defined(SEP_STATE)) || defined(BFS_PAR)",
" volatile ulong *ncomps; /* in shared memory */",
" #else",
" ulong ncomps[256+2];",
" #endif",
"#endif",
"Trans ***trans; /* 1 ptr per state per proctype */\n",
"",
"#if VECTORSZ>32000",
" int P_o[MAXPROC], P_o_tmp[MAXPROC+1];",
" int Q_o[MAXQ], Q_o_tmp[MAXPROC+1];",
"",
" int *proc_offset = (int *) P_o;",
" int *q_offset = (int *) Q_o;",
"#else",
" short P_o[MAXPROC], P_o_tmp[MAXPROC+1];",
" short Q_o[MAXQ], Q_o_tmp[MAXPROC+1];",
"",
" short *proc_offset = (short *) P_o;",
" short *q_offset = (short *) Q_o;",
"#endif",
"uchar P_s[MAXPROC+1], P_s_tmp[MAXPROC+1];",
"uchar Q_s[MAXQ+1], Q_s_tmp[MAXQ+1];",
"uchar *proc_skip = (uchar *) P_s;",
"uchar *q_skip = (uchar *) Q_s;",
"",
"#ifdef TRIX",
" TRIX_v6 *freebodies;",
" TRIX_v6 *processes[MAXPROC+1];",
" TRIX_v6 *channels[MAXQ+1];",
" long _p_count[MAXPROC];",
" long _c_count[MAXPROC];",
"#endif\n",
"ulong vsize; /* vector size in bytes */",
"#ifdef SVDUMP",
" int vprefix=0, svfd; /* runtime option -pN */",
"#endif",
"char *tprefix = \"trail\"; /* runtime option -tsuffix */",
"short boq = -1; /* blocked_on_queue status */",
"int _; /* predefined write-only variable */",
"#ifdef PEG",
" long peg[NTRANS];",
"#endif",
0,
};
static const char *Preamble[] = {
"#ifdef RANDOMIZE",
" #define T_RAND RANDOMIZE",
"#endif",
"#ifdef CNTRSTACK",
" #define onstack_now() (LL[trpt->j6] && LL[trpt->j7])",
" #define onstack_put() LL[trpt->j6]++; LL[trpt->j7]++",
" #define onstack_zap() LL[trpt->j6]--; LL[trpt->j7]--",
"#endif",
"#if !defined(SAFETY) && !defined(NOCOMP)",
/*
* V_A identifies states in the current statespace
* A_V identifies states in the 'other' statespace
* S_A remembers how many leading bytes in the sv
* are used for these markers + fairness bits
*/
" #define V_A (((now._a_t&1)?2:1) << (now._a_t&2))",
" #define A_V (((now._a_t&1)?1:2) << (now._a_t&2))",
" int S_A = 0;",
"#else",
" #define V_A 0",
" #define A_V 0",
" #define S_A 0",
"#endif",
"#ifdef MA",
"#undef onstack_now",
"#undef onstack_put",
"#undef onstack_zap",
"#define onstack_put() ;",
"#define onstack_zap() g_store((char *) &now, vsize, 4)",
"#else",
"#if defined(FULLSTACK) && !defined(BITSTATE)",
"#define onstack_put() trpt->ostate = Lstate",
"#define onstack_zap() { \\",
" if (trpt->ostate) \\",
" trpt->ostate->tagged = \\",
" (S_A)? (trpt->ostate->tagged&~V_A) : 0; \\",
" }",
"#endif",
"#endif",
"H_el **H_tab, **S_Tab;",
"/* #ifndef BFS_PAR */",
" H_el *Lstate;",
"/* #endif */",
"Trail *trail, *trpt;",
"FILE *efd;",
"uchar *this;",
"long maxdepth=10000;",
"long omaxdepth=10000;",
"#ifdef BCS",
" /* bitflags in trpt->bcs */",
" #define B_PHASE1 1",
" #define B_PHASE2 2",
" #define B_FORCED 4",
"int sched_max = 0;",
"#endif",
"",
"double quota; /* time limit */",
"#if NCORE>1",
" long z_handoff = -1;",
"#endif",
"#ifdef SC", /* stack cycling */
" char *stackfile;",
"#endif",
"uchar *SS, *LL;",
"",
"uchar reversing = 0;",
"uchar HASH_NR = 0;",
"",
"double memcnt = (double) 0;",
"double memlim = (double) (1<<30); /* 1 GB */",
"#if NCORE>1",
"double mem_reserved = (double) 0;",
"#endif",
"",
"/* for emalloc: */",
"static char *have;",
"static long left = 0L;",
"static double fragment = (double) 0;",
"static ulong grow;",
"",
#if 1
"unsigned int HASH_CONST[] = {",
" /* generated by hashgen 421 -- assumes 4 bytes per int */",
" 0x100d4e63, 0x0fc22f87, 0xa7155c77, 0x78f2c3b9,",
" 0xde32d207, 0xc27d305b, 0x1bb3fb2b, 0x2798c7a5,",
" 0x9c675ffd, 0x777d9081, 0x07aef2f1, 0xae08922f,",
" 0x5bd365b7, 0xed51c47b, 0x9b5aeea1, 0xbcc9d431,",
" 0x396d8fff, 0xa2fd1367, 0x08616521, 0x5e84991f,",
" 0x87495bc5, 0x2930039b, 0xceb6a593, 0xfe522d63,",
" 0x7ff60baf, 0xf89b1fbf, 0x74c01755, 0xe0c559bf,",
" 0x3669fc47, 0x8756d3bf, 0x14f78445, 0x24c41779,",
" 0x0af7b129, 0xde22368d, 0x3e1c01e3, 0xaf773e49,",
" 0x5b762459, 0x86d12911, 0x0953a3af, 0xb66dc23d,",
" 0x96b3bd4f, 0x19b1dd51, 0xd886fbc3, 0xa7f3a025,",
" 0xccb48e63, 0x87d8f027, 0x2bea270d, 0xdb0e9379,",
" 0x78c09f21, 0x0cbbfe07, 0xea4bc7c3, 0x5bfbc3c9,",
" 0x3c6e53fd, 0xab320cdd, 0x31041409, 0x416e7485,",
" 0xe41d75fd, 0xc3c5060f, 0x201a9dc1, 0x93dee72b,",
" 0x6461305f, 0xc571dec5, 0xa1fd21c5, 0xfb421ce1,",
" 0x7f024b05, 0xfa518819, 0x6c9777fb, 0x0d4d9351,",
" 0x08b33861, 0xccb9d0f3, 0x34112791, 0xe962d7c9,",
" 0x8d742211, 0xcd9c47a1, 0x64437b69, 0x5fe40feb,",
" 0x806113cb, 0x10e1d593, 0x821851b3, 0x057a1ff3,",
" 0x8ededc0b, 0x90dd5b31, 0x635ff359, 0x68dbcd35,",
" 0x1050ff4f, 0xdbb07257, 0x486336db, 0x83af1e75,",
" 0x432f1799, 0xc1d0e7e7, 0x21f4eb5b, 0x881ec2c1,",
" 0x23f3b539, 0x6cdfb80d, 0x71d474cf, 0x97d5d4a9,",
" 0xf721d2e5, 0xb5ff3711, 0x3f2e58cd, 0x4e06e3d9,",
" 0x7d711739, 0x927887df, 0x7d57ad71, 0x232eb767,",
" 0xe3f5cc51, 0x6576b443, 0xed17bf1f, 0x8828b637,",
" 0xc940f6ab, 0xc7b830ef, 0x11ed8a13, 0xaff20949,",
" 0xf28a8465, 0x0da10cf9, 0xb512497d, 0x44accae1,",
" 0x95e0929f, 0xe08c8901, 0xfd22d6c9, 0xb6a5c029,",
" 0xaadb428d, 0x6e8a453d, 0x3d5c0195, 0x8bf4ae39,",
" 0xbf83ab19, 0x3e9dac33, 0xc4df075d, 0x39472d71,",
" 0xb8647725, 0x1a6d4887, 0x78a03577, 0xafd76ef7,",
" 0xc1a1d6b3, 0x1afb33c5, 0x87896299, 0x5cc992ef,",
" 0x7f805d0d, 0x089a039b, 0xa353cc27, 0x57b296b3,",
" 0x52badec9, 0xc916e431, 0x09171957, 0x14996d51,",
" 0xe87e32c7, 0xb4fdbb5d, 0xdd216a03, 0x4ddd3fff,",
" 0x767d5c57, 0x79c97509, 0xab70543b, 0xc5feca4f,",
" 0x8eb37b89, 0x20a2cefd, 0xf4b00b91, 0xf166593d,",
" 0x7bf50f65, 0x753e6c8b, 0xfb5b81dd, 0xf2d45ef5,",
" 0x9741c04f, 0x300da48d, 0x01dc4121, 0xa112cd47,",
" 0x0223b24b, 0xa89fbce7, 0x681e1f7b, 0xe7c6aedf,",
" 0x1fd3d523, 0x561ba723, 0xf54042fb, 0x1a516751,",
" 0xcd085bd5, 0xe74246d5, 0x8b170b5d, 0x249985e9,",
" 0x5b4d9cf7, 0xe9912323, 0x5fc0f339, 0x41f8f051,",
" 0x8a296fb1, 0x62909f51, 0x2c05d695, 0x095efccb,",
" 0xa91574f1, 0x0f5cc6c3, 0x23a2ca2b, 0xc6053ec1,",
" 0xeb19e081, 0x3d1b3997, 0xb0c5f3cd, 0xe5d85b35,",
" 0x1cb1bdf1, 0x0c8f278f, 0x518249c3, 0x9f61b68d,",
" 0xade0919d, 0x779e29c3, 0xdbac9485, 0x2ce149a9,",
" 0x254c2409, 0x205b34fb, 0xc8ab1a89, 0x6b4a2585,",
" 0x2303d94b, 0x8fa186b9, 0x49826da5, 0xd23a37ad,",
" 0x680b18c9, 0xa46fbd7f, 0xe42c2cf9, 0xf7cfcb5f,",
" 0xb4842b8b, 0xe483780d, 0x66cf756b, 0x3eb73781,",
" 0x41ca17a5, 0x59f91b0f, 0x92fb67d9, 0x0a5c330f,",
" 0x46013fdb, 0x3b0634af, 0x9024f533, 0x96a001a7,",
" 0x15bcd793, 0x3a311fb1, 0x78913b8b, 0x9d4a5ddf,",
" 0x33189b31, 0xa99e8283, 0xf7cb29e9, 0x12d64a27,",
" 0xeda770ff, 0xa7320297, 0xbd3c14a5, 0x96d0156f,",
" 0x0115db95, 0x7f79f52b, 0xa6d52521, 0xa063d4bd,",
" 0x9cb5e039, 0x42cf8195, 0xcb716835, 0x1bc21273,",
" 0x5a67ad27, 0x4b3b0545, 0x162cda67, 0x0489166b,",
" 0x85fd06a9, 0x562b037d, 0x995bc1f3, 0xe144e78b,",
" 0x1e749f69, 0xa36df057, 0xcfee1667, 0x8c4116b7,",
" 0x94647fe3, 0xe6899df7, 0x6d218981, 0xf1069079,",
" 0xd1851a33, 0xf424fc83, 0x24467005, 0xad8caf59,",
" 0x1ae5da13, 0x497612f9, 0x10f6d1ef, 0xeaf4ff05,",
" 0x405f030b, 0x693b041d, 0x2065a645, 0x9fec71b3,",
" 0xc3bd1b0f, 0xf29217a3, 0x0f25e15d, 0xd48c2b97,",
" 0xce8acf2d, 0x0629489b, 0x1a5b0e01, 0x32d0c059,",
" 0x2d3664bf, 0xc45f3833, 0xd57f551b, 0xbdd991c5,",
" 0x9f97da9f, 0xa029c2a9, 0x5dd0cbdf, 0xe237ba41,",
" 0x62bb0b59, 0x93e7d037, 0x7e495619, 0x51b8282f,",
" 0x853e8ef3, 0x9b8abbeb, 0x055f66f9, 0x2736f7e5,",
" 0x8d7e6353, 0x143abb65, 0x4e2bb5b3, 0x872e1adf,",
" 0x8fcac853, 0xb7cf6e57, 0x12177f3d, 0x1d2da641,",
" 0x07856425, 0xc0ed53dd, 0x252271d9, 0x79874843,",
" 0x0aa8c9b5, 0x7e804f93, 0x2d080e09, 0x3929ddfd,",
" 0x36433dbd, 0xd6568c17, 0xe624e939, 0xb33189ef,",
" 0x29e68bff, 0x8aae2433, 0xe6335499, 0xc5facd9d,",
" 0xbd5afc65, 0x7a584fa7, 0xab191435, 0x64bbdeef,",
" 0x9f5cd8e1, 0xb3a1be05, 0xbd0c1753, 0xb00e2c7f,",
" 0x6a96e315, 0x96a31589, 0x660af5af, 0xc0438d43,",
" 0x17637373, 0x6460e8df, 0x7d458de9, 0xd76b923f,",
" 0x316f045f, 0x3ccbd035, 0x63f64d81, 0xd990d969,",
" 0x7c860a93, 0x99269ff7, 0x6fbcac8f, 0xd8cc562b,",
" 0x67141071, 0x09f85ea3, 0x1298f2dd, 0x41fa86e5,",
" 0xce1d7cf5, 0x6b232c9d, 0x8f093d4b, 0x3203ad4b,",
" 0x07d70d5f, 0x38c44c75, 0x0887c9ef, 0x1833acf5,",
" 0xa3607f85, 0x7d367573, 0x0ea4ffc3, 0xad2d09c1,",
" 0x7a1e664f, 0xef41dff5, 0x03563491, 0x67f30a1f,",
" 0x5ce5f9ef, 0xa2487a27, 0xe5077957, 0x9beb36fd,",
" 0x16e41251, 0x216799ef, 0x07181f8d, 0xc191c3cf,",
" 0xba21cab5, 0x73944eb7, 0xdf9eb69d, 0x5fef6cfd,",
" 0xd750a6f5, 0x04f3fa43, 0x7cb2d063, 0xd3bdb369,",
" 0x35f35981, 0x9f294633, 0x5e293517, 0x70e51d05,",
" 0xf8db618d, 0x66ee05db, 0x835eaa77, 0x166a02c3,",
" 0xb516f283, 0x94102293, 0x1ace50a5, 0x64072651,",
" 0x66df7b75, 0x02e1b261, 0x8e6a73b9, 0x19dddfe7,",
" 0xd551cf39, 0x391c17cb, 0xf4304de5, 0xcd67b8d1,",
" 0x25873e8d, 0x115b4c71, 0x36e062f3, 0xaec0c7c9,",
" 0xd929f79d, 0x935a661b, 0xda762b47, 0x170bd76b,",
" 0x1a955cb5, 0x341fb0ef, 0x7f366cef, 0xc98f60c7,",
" 0xa4181af3, 0xa94a8837, 0x5fa3bc43, 0x11c638c1,",
" 0x4e66fabb, 0x30ab85cf, 0x250704ef, 0x8bf3bc07,",
" 0x6d2cd5ab, 0x613ef9c3, 0xb8e62149, 0x0404fd91,",
" 0xa04fd9b1, 0xa5e389eb, 0x9543bd23, 0xad6ca1f9,",
" 0x210c49ab, 0xf8e9532b, 0x854fba89, 0xdc7fc6bb,",
" 0x48a051a7, 0x6b2f383b, 0x61a4b433, 0xd3af231b,",
" 0xc5023fc7, 0xa5aa85df, 0xa0cd1157, 0x4206f64d,",
" 0x3fea31c3, 0x62d510a1, 0x13988957, 0x6a11a033,",
" 0x46f2a3b7, 0x2784ef85, 0x229eb9eb, 0x9c0c3053,",
" 0x5b7ead39, 0x82ae9afb, 0xf99e9fb3, 0x914b6459,",
" 0xaf05edd7, 0xc82710dd, 0x8fc1ea1f, 0x7e0d7a8d,",
" 0x7c7592e9, 0x65321017, 0xea57553f, 0x4aeb49ff,",
" 0x5239ae4d, 0x4b4b4585, 0x94091c21, 0x7eaaf4cb,",
" 0x6b489d6f, 0xecb9c0c3, 0x29a7af63, 0xaf117a0d,",
" 0x969ea6cd, 0x7658a34d, 0x5fc0bba9, 0x26e99b7f,",
" 0x7a6f260f, 0xe37c34f1, 0x1a1569bb, 0xc3bc7371,",
" 0x8567543d, 0xad0c46a9, 0xa1264fd9, 0x16f10b29,",
" 0x5e00dd3b, 0xf85b6bcd, 0xa2d32d8b, 0x4a3c8d43,",
" 0x6b33b959, 0x4fd1e6c9, 0x7938b8a9, 0x1ec795c7,",
" 0xe2ef3409, 0x83c16b9d, 0x0d3fd9eb, 0xeb461ad7,",
" 0xb09c831d, 0xaf052001, 0x7911164d, 0x1a9dc191,",
" 0xb52a0815, 0x0f732157, 0xc68c4831, 0x12cf3cbb };",
#else
"unsigned int HASH_CONST[] = {",
" /* asuming 4 bytes per int */",
" 0x100d4e63, 0x0fc22f87,",
" 0x3ff0c3ff, 0x38e84cd7,",
" 0x02b148e9, 0x98b2e49d,",
" 0xb616d379, 0xa5247fd9,",
" 0xbae92a15, 0xb91c8bc5,",
" 0x8e5880f3, 0xacd7c069,",
" 0xb4c44bb3, 0x2ead1fb7,",
" 0x8e428171, 0xdbebd459,",
" 0x00400007, 0x04c11db7,",
" 0x828ae611, 0x6cb25933,",
" 0x86cdd651, 0x9e8f5f21,",
" 0xd5f8d8e7, 0x9c4e956f,",
" 0xb5cf2c71, 0x2e805a6d,",
" 0x33fc3a55, 0xaf203ed1,",
" 0xe31f5909, 0x5276db35,",
" 0x0c565ef7, 0x273d1aa5,",
" 0x8923b1dd, 0xa9acaac5,",
" 0xd1f69207, 0xedfd944b,",
" 0x9a68e46b, 0x5355e13f,",
" 0x7eeb44f9, 0x932beea9,",
" 0x330c4cd3, 0x87f34e5f,",
" 0x1b5851b7, 0xb9ca6447,",
" 0x58f96a8f, 0x1b3b5307,",
" 0x31c387b3, 0xf35f0f35,",
" 0xa0acc4df, 0xf3140303,",
" 0x2446245d, 0xe4b8f4ef,",
" 0x5c007383, 0x68e648af,",
" 0x1814fba7, 0xcdf731b5,",
" 0xd09ccb4b, 0xb92d0eff,",
" 0xcc3c6b67, 0xd3af6a57,",
" 0xf44fc3f5, 0x5bb67623,",
" 0xaeb9c953, 0x5e0ac739,",
" 0x3a7fda09, 0x5edf39eb,",
" 0x661eefd9, 0x6423f0d1,",
" 0x910fe413, 0x9ec92297,",
" 0x4bd8159d, 0xa7b16ee1,",
" 0x89d484e9, 0x7f305cb3,",
" 0xc5f303e7, 0x415deeef,",
" 0x09986f89, 0x7e9c4117,",
" 0x0b7cbedb, 0xf9ed7561,",
" 0x7a20ac99, 0xf05adef3,",
" 0x5893d75b, 0x44d73327,",
" 0xb583c873, 0x324d2145,",
" 0x7fa3829b, 0xe4b47a23,",
" 0xe256d94f, 0xb1fd8959,",
" 0xe561a321, 0x1435ac09,",
" 0xdd62408b, 0x02ec0bcb,",
" 0x5469b785, 0x2f4f50bb,",
" 0x20f19395, 0xf96ba085,",
" 0x2381f937, 0x768e2a11 };",
#endif
"",
"#if NCORE>1",
"extern int core_id;",
"#endif",
"long mreached=0;",
"int done=0, errors=0, Nrun=1;",
"int c_init_done=0;",
"char *c_stack_start = (char *) 0;",
"double nstates=0, nlinks=0, truncs=0, truncs2=0;",
"double nlost=0, nShadow=0, hcmp=0, ngrabs=0;",
"#ifdef BFS_PAR",
"extern ulong bfs_punt;",
"#endif",
"#ifdef PUTPID",
"char *progname;",
"#endif",
"#if defined(ZAPH) && defined(BITSTATE)",
"double zstates = 0;",
"#endif",
"/* int c_init_run; */",
"#ifdef REVERSE",
" #define P_REVERSE",
"#endif",
"#ifdef T_REVERSE",
" int t_reverse = 1;", /* can be modified with a parameter */
"#else",
" int t_reverse = 0;",
"#endif",
"#ifdef BFS",
"double midrv=0, failedrv=0, revrv=0;",
"#endif",
"ulong nr_states=0; /* nodes in DFA */",
"long Fa=0, Fh=0, Zh=0, Zn=0;",
"long PUT=0, PROBE=0, ZAPS=0;",
"long Ccheck=0, Cholds=0;",
"int a_cycles=0, upto=1, strict=0, verbose = 0, signoff = 0;",
"#ifdef HAS_CODE",
"int gui = 0, coltrace = 0, readtrail = 0;",
"int whichtrail = 0, whichclaim = -1, onlyproc = -1, silent = 0;",
"char *claimname;",
"#endif",
"int state_tables=0, fairness=0, no_rck=0, Nr_Trails=0, dodot=0;",
"char simvals[256];",
"#ifndef INLINE",
"int TstOnly=0;",
"#endif",
"ulong mask, nmask;",
"#ifdef BITSTATE",
"int ssize=27; /* 16 Mb */",
"#else",
"int ssize=24; /* 16M slots */",
"#endif",
"int hmax=0, svmax=0, smax=0;",
"int Maxbody=0, XX;",
"uchar *noptr, *noqptr; /* used by Pptr(x) and Qptr(x) */",
"#ifdef VAR_RANGES",
"void logval(char *, int);",
"void dumpranges(void);",
"#endif",
"#ifdef MA",
"#define INLINE_REV",
"extern void dfa_init(unsigned short);",
"extern int dfa_member(ulong);",
"extern int dfa_store(uchar *);",
"unsigned int maxgs = 0;",
"#endif",
"",
"#ifdef ALIGNED",
" State comp_now __attribute__ ((aligned (8)));",
" /* gcc 64-bit aligned for Itanium2 systems */",
" /* MAJOR runtime penalty if not used on those systems */",
"#else",
" State comp_now; /* compressed state vector */",
"#endif",
"",
"#ifndef HC",
" #ifdef BFS_PAR",
" State tmp_msk;",
" #endif",
" State comp_msk;",
" uchar *Mask = (uchar *) &comp_msk;",
"#endif",
"#ifdef COLLAPSE",
" State comp_tmp;",
" static char *scratch = (char *) &comp_tmp;",
"#endif",
"",
"_Stack *stack; /* for queues, processes */",
"Svtack *svtack; /* for old state vectors */",
"#ifdef BITSTATE",
"static unsigned int hfns = 3; /* new default */",
"#endif",
"static ulong j1_spin, j2_spin; /* 5.2.1: avoid nameclash with math.h */",
"static ulong j3_spin, j4_spin;",
"ulong K1, K2;",
"#ifdef BITSTATE",
"long udmem;",
"#endif",
"#ifndef BFS_PAR",
"static long A_depth = 0;",
"#endif",
"long depth = 0;",
"long depthfound = -1; /* loop detection */",
/* depth: not static to support -S2, but possible clash with embedded code */
"#if NCORE>1",
"long nr_handoffs = 0;",
"#endif",
"uchar warned = 0, iterative = 0, exclusive = 0, like_java = 0, every_error = 0;",
"uchar noasserts = 0, noends = 0, bounded = 0;",
"uint s_rand = 12345; /* default seed */",
"#if SYNC>0 && ASYNC==0",
"void set_recvs(void);",
"int no_recvs(int);",
"#endif",
"#if SYNC",
"#define IfNotBlocked if (boq != -1) continue;",
"#define UnBlock boq = -1",
"#else",
"#define IfNotBlocked /* cannot block */",
"#define UnBlock /* don't bother */",
"#endif\n",
"#ifdef BITSTATE",
"int (*b_store)(char *, int);",
"int bstore_reg(char *, int);",
"int bstore_mod(char *, int);",
"#endif",
"",
"void dfs_uerror(char *);",
"void dfs_Uerror(char *);",
"#ifdef BFS_PAR",
"void bfs_uerror(char *);",
"void bfs_Uerror(char *);",
"#endif",
"void (*uerror)(char *);",
"void (*Uerror)(char *);",
"void (*hasher)(uchar *, int);",
"void (*o_hash)(uchar *, int, int);",
"void d_hash(uchar *, int);",
"void m_hash(uchar *, int);",
"void d_sfh(uchar *, int);",
"void o_hash32(uchar *, int, int);",
"void o_hash64(uchar *, int, int);",
"",
"void active_procs(void);",
"void cleanup(void);",
"void do_the_search(void);",
"void find_shorter(int);",
"void iniglobals(int);",
"void stopped(int);",
"void wrapup(void);",
"int *grab_ints(int);",
"void ungrab_ints(int *, int);",
0,
};
static const char *Tail[] = {
"Trans *",
"settr( int t_id, int a, int b, int c, int d,",
" char *t, int g, int tpe0, int tpe1)",
"{ Trans *tmp = (Trans *) emalloc(sizeof(Trans));\n",
" tmp->atom = a&(6|32); /* only (2|8|32) have meaning */",
" if (!g) tmp->atom |= 8; /* no global references */",
" tmp->st = b;",
" tmp->tpe[0] = tpe0;",
" tmp->tpe[1] = tpe1;",
" tmp->tp = t;",
" tmp->t_id = t_id;",
" tmp->forw = c;",
" tmp->back = d;",
" return tmp;",
"}\n",
"Trans *",
"cpytr(Trans *a)",
"{ Trans *tmp = (Trans *) emalloc(sizeof(Trans));\n",
" int i;",
" tmp->atom = a->atom;",
" tmp->st = a->st;",
"#ifdef HAS_UNLESS",
" tmp->e_trans = a->e_trans;",
" for (i = 0; i < HAS_UNLESS; i++)",
" tmp->escp[i] = a->escp[i];",
"#endif",
" tmp->tpe[0] = a->tpe[0];",
" tmp->tpe[1] = a->tpe[1];",
" for (i = 0; i < 6; i++)",
" { tmp->qu[i] = a->qu[i];",
" tmp->ty[i] = a->ty[i];",
" }",
" tmp->tp = (char *) emalloc(strlen(a->tp)+1);",
" strcpy(tmp->tp, a->tp);",
" tmp->t_id = a->t_id;",
" tmp->forw = a->forw;",
" tmp->back = a->back;",
" return tmp;",
"}\n",
"#ifndef NOREDUCE",
"int",
"srinc_set(int n)",
"{ if (n <= 2) return LOCAL;",
" if (n <= 2+ DELTA) return Q_FULL_F; /* 's' or nfull */",
" if (n <= 2+2*DELTA) return Q_EMPT_F; /* 'r' or nempty */",
" if (n <= 2+3*DELTA) return Q_EMPT_T; /* empty */",
" if (n <= 2+4*DELTA) return Q_FULL_T; /* full */",
" if (n == 5*DELTA) return GLOBAL;",
" if (n == 6*DELTA) return TIMEOUT_F;",
" if (n == 7*DELTA) return ALPHA_F;",
" Uerror(\"cannot happen srinc_class\");",
" return BAD;",
"}",
"int",
"srunc(int n, int m)",
"{ switch(m) {",
" case Q_FULL_F: return n-2;",
" case Q_EMPT_F: return n-2-DELTA;",
" case Q_EMPT_T: return n-2-2*DELTA;",
" case Q_FULL_T: return n-2-3*DELTA;",
" case ALPHA_F:",
" case TIMEOUT_F: return 257; /* non-zero, and > MAXQ */",
" }",
" Uerror(\"cannot happen srunc\");",
" return 0;",
"}",
"#endif",
"int cnt;",
"#ifdef HAS_UNLESS",
"int",
"isthere(Trans *a, int b)", /* is b already in a's list? */
"{ Trans *t;",
" for (t = a; t; t = t->nxt)",
" if (t->t_id == b)",
" return 1;",
" return 0;",
"}",
"#endif",
"#ifndef NOREDUCE",
"int",
"mark_safety(Trans *t) /* for conditional safety */",
"{ int g = 0, i, j, k;",
"",
" if (!t) return 0;",
" if (t->qu[0])",
" return (t->qu[1])?2:1; /* marked */",
"",
" for (i = 0; i < 2; i++)",
" { j = srinc_set(t->tpe[i]);",
" if (j >= GLOBAL && j != ALPHA_F)",
" return -1;",
" if (j != LOCAL)",
" { k = srunc(t->tpe[i], j);",
" if (g == 0",
" || t->qu[0] != k",
" || t->ty[0] != j)",
" { t->qu[g] = k;",
" t->ty[g] = j;",
" g++;",
" } } }",
" return g;",
"}",
"#endif",
"void",
"retrans(int n, int m, int is, short srcln[], uchar reach[], uchar lpstate[])",
" /* process n, with m states, is=initial state */",
"{ Trans *T0, *T1, *T2, *T3;",
" Trans *T4, *T5; /* t_reverse or has_unless */",
" int i;",
"#if defined(HAS_UNLESS) || !defined(NOREDUCE)",
" int k;",
"#endif",
"#ifndef NOREDUCE",
" int g, h, j, aa;",
"#endif",
"#ifdef HAS_UNLESS",
" int p;",
"#endif",
" if (state_tables >= 4)",
" { printf(\"STEP 1 %%s\\n\", ",
" procname[n]);",
" for (i = 1; i < m; i++)",
" for (T0 = trans[n][i]; T0; T0 = T0->nxt)",
" crack(n, i, T0, srcln);",
" return;",
" }",
" do {",
" for (i = 1, cnt = 0; i < m; i++)",
" { T2 = trans[n][i];",
" T1 = T2?T2->nxt:(Trans *)0;",
"/* prescan: */ for (T0 = T1; T0; T0 = T0->nxt)",
"/* choice in choice */ { if (T0->st && trans[n][T0->st]",
" && trans[n][T0->st]->nxt)",
" break;",
" }",
"#if 0",
" if (T0)",
" printf(\"\\tstate %%d / %%d: choice in choice\\n\",",
" i, T0->st);",
"#endif",
" if (T0)",
" for (T0 = T1; T0; T0 = T0->nxt)",
" { T3 = trans[n][T0->st];",
" if (!T3->nxt)",
" { T2->nxt = cpytr(T0);",
" T2 = T2->nxt;",
" imed(T2, T0->st, n, i);",
" continue;",
" }",
" do { T3 = T3->nxt;",
" T2->nxt = cpytr(T3);",
" T2 = T2->nxt;",
" imed(T2, T0->st, n, i);",
" } while (T3->nxt);",
" cnt++;",
" }",
" }",
" } while (cnt);",
" if (state_tables >= 3)",
" { printf(\"STEP 2 %%s\\n\", ",
" procname[n]);",
" for (i = 1; i < m; i++)",
" for (T0 = trans[n][i]; T0; T0 = T0->nxt)",
" crack(n, i, T0, srcln);",
" return;",
" }",
" for (i = 1; i < m; i++)",
" { if (trans[n][i] && trans[n][i]->nxt) /* optimize */",
" { T1 = trans[n][i]->nxt;",
"#if 0",
" printf(\"\\t\\tpull %%d (%%d) to %%d\\n\",",
" T1->st, T1->forw, i);",
"#endif", /* pull linenumber ref as well: */
" srcln[i] = srcln[T1->st]; /* Oyvind Teig, 5.2.0 */",
"",
" if (!trans[n][T1->st]) continue;",
" T0 = cpytr(trans[n][T1->st]);",
" trans[n][i] = T0;",
" reach[T1->st] = 1;",
" imed(T0, T1->st, n, i);",
" for (T1 = T1->nxt; T1; T1 = T1->nxt)",
" {",
"#if 0",
" printf(\"\\t\\tpull %%d (%%d) to %%d\\n\",",
" T1->st, T1->forw, i);",
"#endif",
" /* srcln[i] = srcln[T1->st]; gh: not useful */",
" if (!trans[n][T1->st]) continue;",
" T0->nxt = cpytr(trans[n][T1->st]);",
" T0 = T0->nxt;",
" reach[T1->st] = 1;",
" imed(T0, T1->st, n, i);",
" } } }",
" if (state_tables >= 2)",
" { printf(\"STEP 3 %%s\\n\", ",
" procname[n]);",
" for (i = 1; i < m; i++)",
" for (T0 = trans[n][i]; T0; T0 = T0->nxt)",
" crack(n, i, T0, srcln);",
" return;",
" }",
"#ifdef HAS_UNLESS",
" for (i = 1; i < m; i++)",
" { if (!trans[n][i]) continue;",
" /* check for each state i if an",
" * escape to some state p is defined",
" * if so, copy and mark p's transitions",
" * and prepend them to the transition-",
" * list of state i",
" */",
" if (!like_java) /* the default */",
" { for (T0 = trans[n][i]; T0; T0 = T0->nxt)",
" for (k = HAS_UNLESS-1; k >= 0; k--)",
" { if (p = T0->escp[k])",
" for (T1 = trans[n][p]; T1; T1 = T1->nxt)",
" { if (isthere(trans[n][i], T1->t_id))",
" continue;",
" T2 = cpytr(T1);",
" T2->e_trans = p;",
" T2->nxt = trans[n][i];",
" trans[n][i] = T2;",
" } }",
" } else /* outermost unless checked first */",
" { T4 = T3 = (Trans *) 0;",
" for (T0 = trans[n][i]; T0; T0 = T0->nxt)",
" for (k = HAS_UNLESS-1; k >= 0; k--)",
" { if (p = T0->escp[k])",
" for (T1 = trans[n][p]; T1; T1 = T1->nxt)",
" { if (isthere(trans[n][i], T1->t_id))",
" continue;",
" T2 = cpytr(T1);",
" T2->nxt = (Trans *) 0;",
" T2->e_trans = p;",
" if (T3) T3->nxt = T2;",
" else T4 = T2;",
" T3 = T2;",
" } }",
" if (T4)",
" { T3->nxt = trans[n][i];",
" trans[n][i] = T4;",
" }",
" }",
" }",
"#endif",
"#ifndef NOREDUCE",
" for (i = 1; i < m; i++)",
" { if (a_cycles)",
" { /* moves through these states are visible */",
" #if PROG_LAB>0 && defined(HAS_NP)",
" if (progstate[n][i])",
" goto degrade;",
" for (T1 = trans[n][i]; T1; T1 = T1->nxt)",
" if (progstate[n][T1->st])",
" goto degrade;",
" #endif",
" if (accpstate[n][i] || visstate[n][i])",
" goto degrade;",
" for (T1 = trans[n][i]; T1; T1 = T1->nxt)",
" if (accpstate[n][T1->st])",
" goto degrade;",
" }",
" T1 = trans[n][i];",
" if (!T1) continue;",
" g = mark_safety(T1); /* V3.3.1 */",
" if (g < 0) goto degrade; /* global */",
" /* check if mixing of guards preserves reduction */",
" if (T1->nxt)",
" { k = 0;",
" for (T0 = T1; T0; T0 = T0->nxt)",
" { if (!(T0->atom&8))",
" goto degrade;",
" for (aa = 0; aa < 2; aa++)",
" { j = srinc_set(T0->tpe[aa]);",
" if (j >= GLOBAL && j != ALPHA_F)",
" goto degrade;",
" if (T0->tpe[aa]",
" && T0->tpe[aa]",
" != T1->tpe[0])",
" k = 1;",
" } }",
" /* g = 0; V3.3.1 */",
" if (k) /* non-uniform selection */",
" for (T0 = T1; T0; T0 = T0->nxt)",
" for (aa = 0; aa < 2; aa++)",
" { j = srinc_set(T0->tpe[aa]);",
" if (j != LOCAL)",
" { k = srunc(T0->tpe[aa], j);",
" for (h = 0; h < 6; h++)",
" if (T1->qu[h] == k",
" && T1->ty[h] == j)",
" break;",
" if (h >= 6)",
" { T1->qu[g%%6] = k;",
" T1->ty[g%%6] = j;",
" g++;",
" } } }",
" if (g > 6)",
" { T1->qu[0] = 0; /* turn it off */",
" printf(\"pan: warning, line %%d, \",",
" srcln[i]);",
" printf(\"too many stmnt types (%%d)\",",
" g);",
" printf(\" in selection\\n\");",
" goto degrade;",
" }",
" }",
" /* mark all options global if >=1 is global */",
" for (T1 = trans[n][i]; T1; T1 = T1->nxt)",
" if (!(T1->atom&8)) break;",
" if (T1)",
"degrade: for (T1 = trans[n][i]; T1; T1 = T1->nxt)",
" T1->atom &= ~8; /* mark as unsafe */",
" /* can only mix 'r's or 's's if on same chan */",
" /* and not mixed with other local operations */",
" T1 = trans[n][i];",
" if (!T1 || T1->qu[0]) continue;",
" j = T1->tpe[0];",
" if (T1->nxt && T1->atom&8)",
" { if (j == 5*DELTA)",
" { printf(\"warning: line %%d \", srcln[i]);",
" printf(\"mixed condition \");",
" printf(\"(defeats reduction)\\n\");",
" goto degrade;",
" }",
" for (T0 = T1; T0; T0 = T0->nxt)",
" for (aa = 0; aa < 2; aa++)",
" if (T0->tpe[aa] && T0->tpe[aa] != j)",
" { printf(\"warning: line %%d \", srcln[i]);",
" printf(\"[%%d-%%d] mixed %%stion \",",
" T0->tpe[aa], j, ",
" (j==5*DELTA)?\"condi\":\"selec\");",
" printf(\"(defeats reduction)\\n\");",
" printf(\" '%%s' <-> '%%s'\\n\",",
" T1->tp, T0->tp);",
" goto degrade;",
" } }",
" }",
"#endif",
" for (i = 1; i < m; i++)", /* R */
" { T2 = trans[n][i];",
" if (!T2",
" || T2->nxt",
" || strncmp(T2->tp, \".(goto)\", 7)",
" || !stopstate[n][i])",
" continue;",
" stopstate[n][T2->st] = 1;",
" }",
" if (state_tables && !verbose)",
" { if (dodot)",
" { char buf[256], *q = buf, *p = procname[n];",
" while (*p != '\\0')",
" { if (*p != ':')",
" { *q++ = *p;",
" }",
" p++;",
" }",
" *q = '\\0';",
" printf(\"digraph \");",
" switch (Btypes[n]) {",
" case I_PROC: printf(\"init {\\n\"); break;",
" case N_CLAIM: printf(\"claim_%%s {\\n\", buf); break;",
" case E_TRACE: printf(\"notrace {\\n\"); break;",
" case N_TRACE: printf(\"trace {\\n\"); break;",
" default: printf(\"p_%%s {\\n\", buf); break;",
" }",
" printf(\"size=\\\"8,10\\\";\\n\");",
" printf(\" GT [shape=box,style=dotted,label=\\\"%%s\\\"];\\n\", buf);",
" printf(\" GT -> S%%d;\\n\", is);",
" } else",
" { switch (Btypes[n]) {",
" case I_PROC: printf(\"init\\n\"); break;",
" case N_CLAIM: printf(\"claim %%s\\n\", procname[n]); break;",
" case E_TRACE: printf(\"notrace assertion\\n\"); break;",
" case N_TRACE: printf(\"trace assertion\\n\"); break;",
" default: printf(\"proctype %%s\\n\", procname[n]); break;",
" } }",
" for (i = 1; i < m; i++)",
" { reach[i] = 1;",
" }",
" tagtable(n, m, is, srcln, reach);",
" if (dodot) printf(\"}\\n\");",
" } else",
" for (i = 1; i < m; i++)",
" { int nrelse;",
" if (Btypes[n] != N_CLAIM)",
" { for (T0 = trans[n][i]; T0; T0 = T0->nxt)",
" { if (T0->st == i",
" && strcmp(T0->tp, \"(1)\") == 0)",
" { printf(\"error: proctype '%%s' \",",
" procname[n]);",
" printf(\"line %%d, state %%d: has un\",",
" srcln[i], i);",
" printf(\"conditional self-loop\\n\");",
" pan_exit(1);",
" } } }",
" nrelse = 0;",
" for (T0 = trans[n][i]; T0; T0 = T0->nxt)",
" { if (strcmp(T0->tp, \"else\") == 0)",
" nrelse++;",
" }",
" if (nrelse > 1)",
" { printf(\"error: proctype '%%s' state\",",
" procname[n]);",
" printf(\" %%d, inherits %%d\", i, nrelse);",
" printf(\" 'else' stmnts\\n\");",
" pan_exit(1);",
" } }",
"#if !defined(LOOPSTATE) && !defined(BFS_PAR)",
" if (state_tables)",
"#endif",
" do_dfs(n, m, is, srcln, reach, lpstate);",
"",
" if (!t_reverse)",
" { return;",
" }",
" /* process n, with m states, is=initial state -- reverse list */",
" if (!state_tables && Btypes[n] != N_CLAIM)",
" { for (i = 1; i < m; i++)", /* for each state */
" { Trans *Tx = (Trans *) 0; /* list of escapes */",
" Trans *Ty = (Trans *) 0; /* its tail element */",
" T1 = (Trans *) 0; /* reversed list */",
" T2 = (Trans *) 0; /* its tail */",
" T3 = (Trans *) 0; /* remembers possible 'else' */",
"",
" /* find unless-escapes, they should go first */",
" T4 = T5 = T0 = trans[n][i];",
" #ifdef HAS_UNLESS",
" while (T4 && T4->e_trans) /* escapes are first in orig list */",
" { T5 = T4; /* remember predecessor */",
" T4 = T4->nxt;",
" }",
" #endif",
" /* T4 points to first non-escape, T5 to its parent, T0 to original list */",
" if (T4 != T0) /* there was at least one escape */",
" { T3 = T5->nxt; /* start of non-escapes */",
" T5->nxt = (Trans *) 0; /* separate */",
" Tx = T0; /* start of the escapes */",
" Ty = T5; /* its tail */",
" T0 = T3; /* the rest, to be reversed */",
" }",
" /* T0 points to first non-escape, Tx to the list of escapes, Ty to its tail */",
"",
" /* first tail-add non-escape transitions, reversed */",
" T3 = (Trans *) 0;", /* remember a possible 'else' */
" for (T5 = T0; T5; T5 = T4)",
" { T4 = T5->nxt;",
" #ifdef HAS_UNLESS",
" if (T5->e_trans)",
" { printf(\"error: cannot happen!\\n\");",
" continue;",
" }",
" #endif",
" if (strcmp(T5->tp, \"else\") == 0)",
" { T3 = T5;",
" T5->nxt = (Trans *) 0;",
" } else",
" { T5->nxt = T1;",
" if (!T1) { T2 = T5; }",
" T1 = T5;",
" } }",
" /* T3 points to a possible else, which is removed from the list */",
" /* T1 points to the reversed list so far (without escapes) */",
" /* T2 points to the tail element -- where the else should go */",
" if (T2 && T3)",
" { T2->nxt = T3; /* add else */",
" } else",
" { if (T3) /* there was an else, but there's no tail */",
" { if (!T1) /* and no reversed list */",
" { T1 = T3; /* odd, but possible */",
" } else /* even stranger */",
" { T1->nxt = T3;",
" } } }",
"",
" /* add in the escapes, to that they appear at the front */",
" if (Tx && Ty) { Ty->nxt = T1; T1 = Tx; }",
"",
" trans[n][i] = T1;",
" /* reversed, with escapes first and else last */",
" } }",
" if (state_tables && verbose)",
" { printf(\"FINAL proctype %%s\\n\", ",
" procname[n]);",
" for (i = 1; i < m; i++)",
" for (T0 = trans[n][i]; T0; T0 = T0->nxt)",