1 /* original parser id follows */
2 /* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */
3 /* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */
4
5 #define YYBYACC 1
6 #define YYMAJOR 1
7 #define YYMINOR 9
8 #define YYCHECK "yyyymmdd"
9
10 #define YYEMPTY (-1)
11 #define yyclearin (yychar = YYEMPTY)
12 #define yyerrok (yyerrflag = 0)
13 #define YYRECOVERING() (yyerrflag != 0)
14 #define YYENOMEM (-2)
15 #define YYEOF 0
16 #undef YYBTYACC
17 #define YYBTYACC 0
18 #define YYDEBUGSTR YYPREFIX "debug"
19
20 #ifndef yyparse
21 #define yyparse calc_parse
22 #endif /* yyparse */
23
24 #ifndef yylex
25 #define yylex calc_lex
26 #endif /* yylex */
27
28 #ifndef yyerror
29 #define yyerror calc_error
30 #endif /* yyerror */
31
32 #ifndef yychar
33 #define yychar calc_char
34 #endif /* yychar */
35
36 #ifndef yyval
37 #define yyval calc_val
38 #endif /* yyval */
39
40 #ifndef yylval
41 #define yylval calc_lval
42 #endif /* yylval */
43
44 #ifndef yydebug
45 #define yydebug calc_debug
46 #endif /* yydebug */
47
48 #ifndef yynerrs
49 #define yynerrs calc_nerrs
50 #endif /* yynerrs */
51
52 #ifndef yyerrflag
53 #define yyerrflag calc_errflag
54 #endif /* yyerrflag */
55
56 #ifndef yylhs
57 #define yylhs calc_lhs
58 #endif /* yylhs */
59
60 #ifndef yylen
61 #define yylen calc_len
62 #endif /* yylen */
63
64 #ifndef yydefred
65 #define yydefred calc_defred
66 #endif /* yydefred */
67
68 #ifndef yystos
69 #define yystos calc_stos
70 #endif /* yystos */
71
72 #ifndef yydgoto
73 #define yydgoto calc_dgoto
74 #endif /* yydgoto */
75
76 #ifndef yysindex
77 #define yysindex calc_sindex
78 #endif /* yysindex */
79
80 #ifndef yyrindex
81 #define yyrindex calc_rindex
82 #endif /* yyrindex */
83
84 #ifndef yygindex
85 #define yygindex calc_gindex
86 #endif /* yygindex */
87
88 #ifndef yytable
89 #define yytable calc_table
90 #endif /* yytable */
91
92 #ifndef yycheck
93 #define yycheck calc_check
94 #endif /* yycheck */
95
96 #ifndef yyname
97 #define yyname calc_name
98 #endif /* yyname */
99
100 #ifndef yyrule
101 #define yyrule calc_rule
102 #endif /* yyrule */
103
104 #if YYBTYACC
105
106 #ifndef yycindex
107 #define yycindex calc_cindex
108 #endif /* yycindex */
109
110 #ifndef yyctable
111 #define yyctable calc_ctable
112 #endif /* yyctable */
113
114 #endif /* YYBTYACC */
115
116 #define YYPREFIX "calc_"
117
118 #define YYPURE 0
119
120 #line 4 "code_calc.y"
121 # include <stdio.h>
122 # include <ctype.h>
123
124 int regs[26];
125 int base;
126
127 #ifdef YYBISON
128 int yylex(void);
129 static void yyerror(const char *s);
130 #endif
131
132 #line 133 "code_calc.code.c"
133
134 #if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED)
135 /* Default: YYSTYPE is the semantic value type. */
136 typedef int YYSTYPE;
137 # define YYSTYPE_IS_DECLARED 1
138 #endif
139
140 /* compatibility with bison */
141 #ifdef YYPARSE_PARAM
142 /* compatibility with FreeBSD */
143 # ifdef YYPARSE_PARAM_TYPE
144 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
145 # else
146 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
147 # endif
148 #else
149 # define YYPARSE_DECL() yyparse(void)
150 #endif
151
152 /* Parameters sent to lex. */
153 #ifdef YYLEX_PARAM
154 # define YYLEX_DECL() yylex(void *YYLEX_PARAM)
155 # define YYLEX yylex(YYLEX_PARAM)
156 #else
157 # define YYLEX_DECL() yylex(void)
158 # define YYLEX yylex()
159 #endif
160
161 /* Parameters sent to yyerror. */
162 #ifndef YYERROR_DECL
163 #define YYERROR_DECL() yyerror(const char *s)
164 #endif
165 #ifndef YYERROR_CALL
166 #define YYERROR_CALL(msg) yyerror(msg)
167 #endif
168
169 #define DIGIT 257
170 #define LETTER 258
171 #define UMINUS 259
172 #define YYERRCODE 256
173 #undef yytname
174 #define yytname yyname
175 #define YYTABLESIZE 220
176 #define YYFINAL 1
177 #ifndef YYDEBUG
178 #define YYDEBUG 0
179 #endif
180 #define YYMAXTOKEN 259
181 #define YYUNDFTOKEN 265
182 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a))
183
184 extern int YYPARSE_DECL();
185 typedef short YYINT;
186 extern const YYINT yylhs[];
187 extern const YYINT yylen[];
188 extern const YYINT yydefred[];
189 extern const YYINT yystos[];
190 extern const YYINT yydgoto[];
191 extern const YYINT yysindex[];
192 extern const YYINT yyrindex[];
193 #if YYBTYACC
194 extern const YYINT yycindex[];
195 #endif /* YYBTYACC */
196 extern const YYINT yygindex[];
197 extern const YYINT yytable[];
198 extern const YYINT yycheck[];
199 #if YYBTYACC
200 extern const YYINT yyctable[];
201 #endif /* YYBTYACC */
202
203 #if YYDEBUG || defined(yytname)
204 extern const char *const yyname[];
205 #endif
206 #if YYDEBUG
207 extern const char *const yyrule[];
208 #endif
209
210 int yydebug;
211 int yynerrs;
212
213 int yyerrflag;
214 int yychar;
215 YYSTYPE yyval;
216 YYSTYPE yylval;
217 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
218 YYLTYPE yyloc; /* position returned by actions */
219 YYLTYPE yylloc; /* position from the lexer */
220 #endif
221
222 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
223 #ifndef YYLLOC_DEFAULT
224 #define YYLLOC_DEFAULT(loc, rhs, n) \
225 do \
226 { \
227 if (n == 0) \
228 { \
229 (loc).first_line = ((rhs)[-1]).last_line; \
230 (loc).first_column = ((rhs)[-1]).last_column; \
231 (loc).last_line = ((rhs)[-1]).last_line; \
232 (loc).last_column = ((rhs)[-1]).last_column; \
233 } \
234 else \
235 { \
236 (loc).first_line = ((rhs)[ 0 ]).first_line; \
237 (loc).first_column = ((rhs)[ 0 ]).first_column; \
238 (loc).last_line = ((rhs)[n-1]).last_line; \
239 (loc).last_column = ((rhs)[n-1]).last_column; \
240 } \
241 } while (0)
242 #endif /* YYLLOC_DEFAULT */
243 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
244 #if YYBTYACC
245
246 #ifndef YYLVQUEUEGROWTH
247 #define YYLVQUEUEGROWTH 32
248 #endif
249 #endif /* YYBTYACC */
250
251 /* define the initial stack-sizes */
252 #ifdef YYSTACKSIZE
253 #undef YYMAXDEPTH
254 #define YYMAXDEPTH YYSTACKSIZE
255 #else
256 #ifdef YYMAXDEPTH
257 #define YYSTACKSIZE YYMAXDEPTH
258 #else
259 #define YYSTACKSIZE 10000
260 #define YYMAXDEPTH 10000
261 #endif
262 #endif
263
264 #ifndef YYINITSTACKSIZE
265 #define YYINITSTACKSIZE 200
266 #endif
267
268 typedef struct {
269 unsigned stacksize;
270 YYINT *s_base;
271 YYINT *s_mark;
272 YYINT *s_last;
273 YYSTYPE *l_base;
274 YYSTYPE *l_mark;
275 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
276 YYLTYPE *p_base;
277 YYLTYPE *p_mark;
278 #endif
279 } YYSTACKDATA;
280 #if YYBTYACC
281
282 struct YYParseState_s
283 {
284 struct YYParseState_s *save; /* Previously saved parser state */
285 YYSTACKDATA yystack; /* saved parser stack */
286 int state; /* saved parser state */
287 int errflag; /* saved error recovery status */
288 int lexeme; /* saved index of the conflict lexeme in the lexical queue */
289 YYINT ctry; /* saved index in yyctable[] for this conflict */
290 };
291 typedef struct YYParseState_s YYParseState;
292 #endif /* YYBTYACC */
293 /* variables for the parser stack */
294 static YYSTACKDATA yystack;
295 #if YYBTYACC
296
297 /* Current parser state */
298 static YYParseState *yyps = 0;
299
300 /* yypath != NULL: do the full parse, starting at *yypath parser state. */
301 static YYParseState *yypath = 0;
302
303 /* Base of the lexical value queue */
304 static YYSTYPE *yylvals = 0;
305
306 /* Current position at lexical value queue */
307 static YYSTYPE *yylvp = 0;
308
309 /* End position of lexical value queue */
310 static YYSTYPE *yylve = 0;
311
312 /* The last allocated position at the lexical value queue */
313 static YYSTYPE *yylvlim = 0;
314
315 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
316 /* Base of the lexical position queue */
317 static YYLTYPE *yylpsns = 0;
318
319 /* Current position at lexical position queue */
320 static YYLTYPE *yylpp = 0;
321
322 /* End position of lexical position queue */
323 static YYLTYPE *yylpe = 0;
324
325 /* The last allocated position at the lexical position queue */
326 static YYLTYPE *yylplim = 0;
327 #endif
328
329 /* Current position at lexical token queue */
330 static YYINT *yylexp = 0;
331
332 static YYINT *yylexemes = 0;
333 #endif /* YYBTYACC */
334 #line 70 "code_calc.y"
335 /* start of programs */
336
337 #ifdef YYBYACC
338 extern int YYLEX_DECL();
339 #endif
340
341 int
main(void)342 main (void)
343 {
344 while(!feof(stdin)) {
345 yyparse();
346 }
347 return 0;
348 }
349
350 static void
yyerror(const char * s)351 yyerror(const char *s)
352 {
353 fprintf(stderr, "%s\n", s);
354 }
355
356 int
yylex(void)357 yylex(void)
358 {
359 /* lexical analysis routine */
360 /* returns LETTER for a lower case letter, yylval = 0 through 25 */
361 /* return DIGIT for a digit, yylval = 0 through 9 */
362 /* all other characters are returned immediately */
363
364 int c;
365
366 while( (c=getchar()) == ' ' ) { /* skip blanks */ }
367
368 /* c is now nonblank */
369
370 if( islower( c )) {
371 yylval = c - 'a';
372 return ( LETTER );
373 }
374 if( isdigit( c )) {
375 yylval = c - '0';
376 return ( DIGIT );
377 }
378 return( c );
379 }
380 #line 381 "code_calc.code.c"
381
382 /* For use in generated program */
383 #define yydepth (int)(yystack.s_mark - yystack.s_base)
384 #if YYBTYACC
385 #define yytrial (yyps->save)
386 #endif /* YYBTYACC */
387
388 #if YYDEBUG
389 #include <stdio.h> /* needed for printf */
390 #endif
391
392 #include <stdlib.h> /* needed for malloc, etc */
393 #include <string.h> /* needed for memset */
394
395 /* allocate initial stack or double stack size, up to YYMAXDEPTH */
yygrowstack(YYSTACKDATA * data)396 static int yygrowstack(YYSTACKDATA *data)
397 {
398 int i;
399 unsigned newsize;
400 YYINT *newss;
401 YYSTYPE *newvs;
402 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
403 YYLTYPE *newps;
404 #endif
405
406 if ((newsize = data->stacksize) == 0)
407 newsize = YYINITSTACKSIZE;
408 else if (newsize >= YYMAXDEPTH)
409 return YYENOMEM;
410 else if ((newsize *= 2) > YYMAXDEPTH)
411 newsize = YYMAXDEPTH;
412
413 i = (int) (data->s_mark - data->s_base);
414 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
415 if (newss == 0)
416 return YYENOMEM;
417
418 data->s_base = newss;
419 data->s_mark = newss + i;
420
421 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
422 if (newvs == 0)
423 return YYENOMEM;
424
425 data->l_base = newvs;
426 data->l_mark = newvs + i;
427
428 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
429 newps = (YYLTYPE *)realloc(data->p_base, newsize * sizeof(*newps));
430 if (newps == 0)
431 return YYENOMEM;
432
433 data->p_base = newps;
434 data->p_mark = newps + i;
435 #endif
436
437 data->stacksize = newsize;
438 data->s_last = data->s_base + newsize - 1;
439
440 #if YYDEBUG
441 if (yydebug)
442 fprintf(stderr, "%sdebug: stack size increased to %d\n", YYPREFIX, newsize);
443 #endif
444 return 0;
445 }
446
447 #if YYPURE || defined(YY_NO_LEAKS)
yyfreestack(YYSTACKDATA * data)448 static void yyfreestack(YYSTACKDATA *data)
449 {
450 free(data->s_base);
451 free(data->l_base);
452 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
453 free(data->p_base);
454 #endif
455 memset(data, 0, sizeof(*data));
456 }
457 #else
458 #define yyfreestack(data) /* nothing */
459 #endif /* YYPURE || defined(YY_NO_LEAKS) */
460 #if YYBTYACC
461
462 static YYParseState *
yyNewState(unsigned size)463 yyNewState(unsigned size)
464 {
465 YYParseState *p = (YYParseState *) malloc(sizeof(YYParseState));
466 if (p == NULL) return NULL;
467
468 p->yystack.stacksize = size;
469 if (size == 0)
470 {
471 p->yystack.s_base = NULL;
472 p->yystack.l_base = NULL;
473 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
474 p->yystack.p_base = NULL;
475 #endif
476 return p;
477 }
478 p->yystack.s_base = (YYINT *) malloc(size * sizeof(YYINT));
479 if (p->yystack.s_base == NULL) return NULL;
480 p->yystack.l_base = (YYSTYPE *) malloc(size * sizeof(YYSTYPE));
481 if (p->yystack.l_base == NULL) return NULL;
482 memset(p->yystack.l_base, 0, size * sizeof(YYSTYPE));
483 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
484 p->yystack.p_base = (YYLTYPE *) malloc(size * sizeof(YYLTYPE));
485 if (p->yystack.p_base == NULL) return NULL;
486 memset(p->yystack.p_base, 0, size * sizeof(YYLTYPE));
487 #endif
488
489 return p;
490 }
491
492 static void
yyFreeState(YYParseState * p)493 yyFreeState(YYParseState *p)
494 {
495 yyfreestack(&p->yystack);
496 free(p);
497 }
498 #endif /* YYBTYACC */
499
500 #define YYABORT goto yyabort
501 #define YYREJECT goto yyabort
502 #define YYACCEPT goto yyaccept
503 #define YYERROR goto yyerrlab
504 #if YYBTYACC
505 #define YYVALID do { if (yyps->save) goto yyvalid; } while(0)
506 #define YYVALID_NESTED do { if (yyps->save && \
507 yyps->save->save == 0) goto yyvalid; } while(0)
508 #endif /* YYBTYACC */
509
510 int
YYPARSE_DECL()511 YYPARSE_DECL()
512 {
513 int yym, yyn, yystate, yyresult;
514 #if YYBTYACC
515 int yynewerrflag;
516 YYParseState *yyerrctx = NULL;
517 #endif /* YYBTYACC */
518 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
519 YYLTYPE yyerror_loc_range[2]; /* position of error start & end */
520 #endif
521 #if YYDEBUG
522 const char *yys;
523
524 if ((yys = getenv("YYDEBUG")) != 0)
525 {
526 yyn = *yys;
527 if (yyn >= '0' && yyn <= '9')
528 yydebug = yyn - '0';
529 }
530 if (yydebug)
531 fprintf(stderr, "%sdebug[<# of symbols on state stack>]\n", YYPREFIX);
532 #endif
533
534 #if YYBTYACC
535 yyps = yyNewState(0); if (yyps == 0) goto yyenomem;
536 yyps->save = 0;
537 #endif /* YYBTYACC */
538 yym = 0;
539 yyn = 0;
540 yynerrs = 0;
541 yyerrflag = 0;
542 yychar = YYEMPTY;
543 yystate = 0;
544
545 #if YYPURE
546 memset(&yystack, 0, sizeof(yystack));
547 #endif
548
549 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
550 yystack.s_mark = yystack.s_base;
551 yystack.l_mark = yystack.l_base;
552 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
553 yystack.p_mark = yystack.p_base;
554 #endif
555 yystate = 0;
556 *yystack.s_mark = 0;
557
558 yyloop:
559 if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
560 if (yychar < 0)
561 {
562 #if YYBTYACC
563 do {
564 if (yylvp < yylve)
565 {
566 /* we're currently re-reading tokens */
567 yylval = *yylvp++;
568 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
569 yylloc = *yylpp++;
570 #endif
571 yychar = *yylexp++;
572 break;
573 }
574 if (yyps->save)
575 {
576 /* in trial mode; save scanner results for future parse attempts */
577 if (yylvp == yylvlim)
578 { /* Enlarge lexical value queue */
579 size_t p = (size_t) (yylvp - yylvals);
580 size_t s = (size_t) (yylvlim - yylvals);
581
582 s += YYLVQUEUEGROWTH;
583 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) goto yyenomem;
584 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) goto yyenomem;
585 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
586 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) goto yyenomem;
587 #endif
588 yylvp = yylve = yylvals + p;
589 yylvlim = yylvals + s;
590 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
591 yylpp = yylpe = yylpsns + p;
592 yylplim = yylpsns + s;
593 #endif
594 yylexp = yylexemes + p;
595 }
596 *yylexp = (YYINT) YYLEX;
597 *yylvp++ = yylval;
598 yylve++;
599 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
600 *yylpp++ = yylloc;
601 yylpe++;
602 #endif
603 yychar = *yylexp++;
604 break;
605 }
606 /* normal operation, no conflict encountered */
607 #endif /* YYBTYACC */
608 yychar = YYLEX;
609 #if YYBTYACC
610 } while (0);
611 #endif /* YYBTYACC */
612 if (yychar < 0) yychar = YYEOF;
613 #if YYDEBUG
614 if (yydebug)
615 {
616 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
617 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)",
618 YYDEBUGSTR, yydepth, yystate, yychar, yys);
619 #ifdef YYSTYPE_TOSTRING
620 #if YYBTYACC
621 if (!yytrial)
622 #endif /* YYBTYACC */
623 fprintf(stderr, " <%s>", YYSTYPE_TOSTRING(yychar, yylval));
624 #endif
625 fputc('\n', stderr);
626 }
627 #endif
628 }
629 #if YYBTYACC
630
631 /* Do we have a conflict? */
632 if (((yyn = yycindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
633 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
634 {
635 YYINT ctry;
636
637 if (yypath)
638 {
639 YYParseState *save;
640 #if YYDEBUG
641 if (yydebug)
642 fprintf(stderr, "%s[%d]: CONFLICT in state %d: following successful trial parse\n",
643 YYDEBUGSTR, yydepth, yystate);
644 #endif
645 /* Switch to the next conflict context */
646 save = yypath;
647 yypath = save->save;
648 save->save = NULL;
649 ctry = save->ctry;
650 if (save->state != yystate) YYABORT;
651 yyFreeState(save);
652
653 }
654 else
655 {
656
657 /* Unresolved conflict - start/continue trial parse */
658 YYParseState *save;
659 #if YYDEBUG
660 if (yydebug)
661 {
662 fprintf(stderr, "%s[%d]: CONFLICT in state %d. ", YYDEBUGSTR, yydepth, yystate);
663 if (yyps->save)
664 fputs("ALREADY in conflict, continuing trial parse.\n", stderr);
665 else
666 fputs("Starting trial parse.\n", stderr);
667 }
668 #endif
669 save = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1));
670 if (save == NULL) goto yyenomem;
671 save->save = yyps->save;
672 save->state = yystate;
673 save->errflag = yyerrflag;
674 save->yystack.s_mark = save->yystack.s_base + (yystack.s_mark - yystack.s_base);
675 memcpy (save->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT));
676 save->yystack.l_mark = save->yystack.l_base + (yystack.l_mark - yystack.l_base);
677 memcpy (save->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
678 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
679 save->yystack.p_mark = save->yystack.p_base + (yystack.p_mark - yystack.p_base);
680 memcpy (save->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
681 #endif
682 ctry = yytable[yyn];
683 if (yyctable[ctry] == -1)
684 {
685 #if YYDEBUG
686 if (yydebug && yychar >= YYEOF)
687 fprintf(stderr, "%s[%d]: backtracking 1 token\n", YYDEBUGSTR, yydepth);
688 #endif
689 ctry++;
690 }
691 save->ctry = ctry;
692 if (yyps->save == NULL)
693 {
694 /* If this is a first conflict in the stack, start saving lexemes */
695 if (!yylexemes)
696 {
697 yylexemes = malloc((YYLVQUEUEGROWTH) * sizeof(YYINT));
698 if (yylexemes == NULL) goto yyenomem;
699 yylvals = (YYSTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYSTYPE));
700 if (yylvals == NULL) goto yyenomem;
701 yylvlim = yylvals + YYLVQUEUEGROWTH;
702 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
703 yylpsns = (YYLTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYLTYPE));
704 if (yylpsns == NULL) goto yyenomem;
705 yylplim = yylpsns + YYLVQUEUEGROWTH;
706 #endif
707 }
708 if (yylvp == yylve)
709 {
710 yylvp = yylve = yylvals;
711 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
712 yylpp = yylpe = yylpsns;
713 #endif
714 yylexp = yylexemes;
715 if (yychar >= YYEOF)
716 {
717 *yylve++ = yylval;
718 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
719 *yylpe++ = yylloc;
720 #endif
721 *yylexp = (YYINT) yychar;
722 yychar = YYEMPTY;
723 }
724 }
725 }
726 if (yychar >= YYEOF)
727 {
728 yylvp--;
729 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
730 yylpp--;
731 #endif
732 yylexp--;
733 yychar = YYEMPTY;
734 }
735 save->lexeme = (int) (yylvp - yylvals);
736 yyps->save = save;
737 }
738 if (yytable[yyn] == ctry)
739 {
740 #if YYDEBUG
741 if (yydebug)
742 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n",
743 YYDEBUGSTR, yydepth, yystate, yyctable[ctry]);
744 #endif
745 if (yychar < 0)
746 {
747 yylvp++;
748 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
749 yylpp++;
750 #endif
751 yylexp++;
752 }
753 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
754 goto yyoverflow;
755 yystate = yyctable[ctry];
756 *++yystack.s_mark = (YYINT) yystate;
757 *++yystack.l_mark = yylval;
758 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
759 *++yystack.p_mark = yylloc;
760 #endif
761 yychar = YYEMPTY;
762 if (yyerrflag > 0) --yyerrflag;
763 goto yyloop;
764 }
765 else
766 {
767 yyn = yyctable[ctry];
768 goto yyreduce;
769 }
770 } /* End of code dealing with conflicts */
771 #endif /* YYBTYACC */
772 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
773 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
774 {
775 #if YYDEBUG
776 if (yydebug)
777 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n",
778 YYDEBUGSTR, yydepth, yystate, yytable[yyn]);
779 #endif
780 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
781 yystate = yytable[yyn];
782 *++yystack.s_mark = yytable[yyn];
783 *++yystack.l_mark = yylval;
784 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
785 *++yystack.p_mark = yylloc;
786 #endif
787 yychar = YYEMPTY;
788 if (yyerrflag > 0) --yyerrflag;
789 goto yyloop;
790 }
791 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
792 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
793 {
794 yyn = yytable[yyn];
795 goto yyreduce;
796 }
797 if (yyerrflag != 0) goto yyinrecovery;
798 #if YYBTYACC
799
800 yynewerrflag = 1;
801 goto yyerrhandler;
802 goto yyerrlab; /* redundant goto avoids 'unused label' warning */
803
804 yyerrlab:
805 /* explicit YYERROR from an action -- pop the rhs of the rule reduced
806 * before looking for error recovery */
807 yystack.s_mark -= yym;
808 yystate = *yystack.s_mark;
809 yystack.l_mark -= yym;
810 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
811 yystack.p_mark -= yym;
812 #endif
813
814 yynewerrflag = 0;
815 yyerrhandler:
816 while (yyps->save)
817 {
818 int ctry;
819 YYParseState *save = yyps->save;
820 #if YYDEBUG
821 if (yydebug)
822 fprintf(stderr, "%s[%d]: ERROR in state %d, CONFLICT BACKTRACKING to state %d, %d tokens\n",
823 YYDEBUGSTR, yydepth, yystate, yyps->save->state,
824 (int)(yylvp - yylvals - yyps->save->lexeme));
825 #endif
826 /* Memorize most forward-looking error state in case it's really an error. */
827 if (yyerrctx == NULL || yyerrctx->lexeme < yylvp - yylvals)
828 {
829 /* Free old saved error context state */
830 if (yyerrctx) yyFreeState(yyerrctx);
831 /* Create and fill out new saved error context state */
832 yyerrctx = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1));
833 if (yyerrctx == NULL) goto yyenomem;
834 yyerrctx->save = yyps->save;
835 yyerrctx->state = yystate;
836 yyerrctx->errflag = yyerrflag;
837 yyerrctx->yystack.s_mark = yyerrctx->yystack.s_base + (yystack.s_mark - yystack.s_base);
838 memcpy (yyerrctx->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT));
839 yyerrctx->yystack.l_mark = yyerrctx->yystack.l_base + (yystack.l_mark - yystack.l_base);
840 memcpy (yyerrctx->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
841 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
842 yyerrctx->yystack.p_mark = yyerrctx->yystack.p_base + (yystack.p_mark - yystack.p_base);
843 memcpy (yyerrctx->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
844 #endif
845 yyerrctx->lexeme = (int) (yylvp - yylvals);
846 }
847 yylvp = yylvals + save->lexeme;
848 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
849 yylpp = yylpsns + save->lexeme;
850 #endif
851 yylexp = yylexemes + save->lexeme;
852 yychar = YYEMPTY;
853 yystack.s_mark = yystack.s_base + (save->yystack.s_mark - save->yystack.s_base);
854 memcpy (yystack.s_base, save->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT));
855 yystack.l_mark = yystack.l_base + (save->yystack.l_mark - save->yystack.l_base);
856 memcpy (yystack.l_base, save->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
857 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
858 yystack.p_mark = yystack.p_base + (save->yystack.p_mark - save->yystack.p_base);
859 memcpy (yystack.p_base, save->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
860 #endif
861 ctry = ++save->ctry;
862 yystate = save->state;
863 /* We tried shift, try reduce now */
864 if ((yyn = yyctable[ctry]) >= 0) goto yyreduce;
865 yyps->save = save->save;
866 save->save = NULL;
867 yyFreeState(save);
868
869 /* Nothing left on the stack -- error */
870 if (!yyps->save)
871 {
872 #if YYDEBUG
873 if (yydebug)
874 fprintf(stderr, "%sdebug[%d,trial]: trial parse FAILED, entering ERROR mode\n",
875 YYPREFIX, yydepth);
876 #endif
877 /* Restore state as it was in the most forward-advanced error */
878 yylvp = yylvals + yyerrctx->lexeme;
879 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
880 yylpp = yylpsns + yyerrctx->lexeme;
881 #endif
882 yylexp = yylexemes + yyerrctx->lexeme;
883 yychar = yylexp[-1];
884 yylval = yylvp[-1];
885 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
886 yylloc = yylpp[-1];
887 #endif
888 yystack.s_mark = yystack.s_base + (yyerrctx->yystack.s_mark - yyerrctx->yystack.s_base);
889 memcpy (yystack.s_base, yyerrctx->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT));
890 yystack.l_mark = yystack.l_base + (yyerrctx->yystack.l_mark - yyerrctx->yystack.l_base);
891 memcpy (yystack.l_base, yyerrctx->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
892 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
893 yystack.p_mark = yystack.p_base + (yyerrctx->yystack.p_mark - yyerrctx->yystack.p_base);
894 memcpy (yystack.p_base, yyerrctx->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
895 #endif
896 yystate = yyerrctx->state;
897 yyFreeState(yyerrctx);
898 yyerrctx = NULL;
899 }
900 yynewerrflag = 1;
901 }
902 if (yynewerrflag == 0) goto yyinrecovery;
903 #endif /* YYBTYACC */
904
905 YYERROR_CALL("syntax error");
906 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
907 yyerror_loc_range[0] = yylloc; /* lookahead position is error start position */
908 #endif
909
910 #if !YYBTYACC
911 goto yyerrlab; /* redundant goto avoids 'unused label' warning */
912 yyerrlab:
913 #endif
914 ++yynerrs;
915
916 yyinrecovery:
917 if (yyerrflag < 3)
918 {
919 yyerrflag = 3;
920 for (;;)
921 {
922 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 &&
923 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE)
924 {
925 #if YYDEBUG
926 if (yydebug)
927 fprintf(stderr, "%s[%d]: state %d, error recovery shifting to state %d\n",
928 YYDEBUGSTR, yydepth, *yystack.s_mark, yytable[yyn]);
929 #endif
930 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
931 yystate = yytable[yyn];
932 *++yystack.s_mark = yytable[yyn];
933 *++yystack.l_mark = yylval;
934 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
935 /* lookahead position is error end position */
936 yyerror_loc_range[1] = yylloc;
937 YYLLOC_DEFAULT(yyloc, yyerror_loc_range, 2); /* position of error span */
938 *++yystack.p_mark = yyloc;
939 #endif
940 goto yyloop;
941 }
942 else
943 {
944 #if YYDEBUG
945 if (yydebug)
946 fprintf(stderr, "%s[%d]: error recovery discarding state %d\n",
947 YYDEBUGSTR, yydepth, *yystack.s_mark);
948 #endif
949 if (yystack.s_mark <= yystack.s_base) goto yyabort;
950 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
951 /* the current TOS position is the error start position */
952 yyerror_loc_range[0] = *yystack.p_mark;
953 #endif
954 #if defined(YYDESTRUCT_CALL)
955 #if YYBTYACC
956 if (!yytrial)
957 #endif /* YYBTYACC */
958 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
959 YYDESTRUCT_CALL("error: discarding state",
960 yystos[*yystack.s_mark], yystack.l_mark, yystack.p_mark);
961 #else
962 YYDESTRUCT_CALL("error: discarding state",
963 yystos[*yystack.s_mark], yystack.l_mark);
964 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
965 #endif /* defined(YYDESTRUCT_CALL) */
966 --yystack.s_mark;
967 --yystack.l_mark;
968 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
969 --yystack.p_mark;
970 #endif
971 }
972 }
973 }
974 else
975 {
976 if (yychar == YYEOF) goto yyabort;
977 #if YYDEBUG
978 if (yydebug)
979 {
980 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
981 fprintf(stderr, "%s[%d]: state %d, error recovery discarding token %d (%s)\n",
982 YYDEBUGSTR, yydepth, yystate, yychar, yys);
983 }
984 #endif
985 #if defined(YYDESTRUCT_CALL)
986 #if YYBTYACC
987 if (!yytrial)
988 #endif /* YYBTYACC */
989 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
990 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval, &yylloc);
991 #else
992 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval);
993 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
994 #endif /* defined(YYDESTRUCT_CALL) */
995 yychar = YYEMPTY;
996 goto yyloop;
997 }
998
999 yyreduce:
1000 yym = yylen[yyn];
1001 #if YYDEBUG
1002 if (yydebug)
1003 {
1004 fprintf(stderr, "%s[%d]: state %d, reducing by rule %d (%s)",
1005 YYDEBUGSTR, yydepth, yystate, yyn, yyrule[yyn]);
1006 #ifdef YYSTYPE_TOSTRING
1007 #if YYBTYACC
1008 if (!yytrial)
1009 #endif /* YYBTYACC */
1010 if (yym > 0)
1011 {
1012 int i;
1013 fputc('<', stderr);
1014 for (i = yym; i > 0; i--)
1015 {
1016 if (i != yym) fputs(", ", stderr);
1017 fputs(YYSTYPE_TOSTRING(yystos[yystack.s_mark[1-i]],
1018 yystack.l_mark[1-i]), stderr);
1019 }
1020 fputc('>', stderr);
1021 }
1022 #endif
1023 fputc('\n', stderr);
1024 }
1025 #endif
1026 if (yym > 0)
1027 yyval = yystack.l_mark[1-yym];
1028 else
1029 memset(&yyval, 0, sizeof yyval);
1030 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1031
1032 /* Perform position reduction */
1033 memset(&yyloc, 0, sizeof(yyloc));
1034 #if YYBTYACC
1035 if (!yytrial)
1036 #endif /* YYBTYACC */
1037 {
1038 YYLLOC_DEFAULT(yyloc, &yystack.p_mark[1-yym], yym);
1039 /* just in case YYERROR is invoked within the action, save
1040 the start of the rhs as the error start position */
1041 yyerror_loc_range[0] = yystack.p_mark[1-yym];
1042 }
1043 #endif
1044
1045 switch (yyn)
1046 {
1047 case 3:
1048 #line 32 "code_calc.y"
1049 { yyerrok ; }
1050 break;
1051 case 4:
1052 #line 36 "code_calc.y"
1053 { printf("%d\n",yystack.l_mark[0]);}
1054 break;
1055 case 5:
1056 #line 38 "code_calc.y"
1057 { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; }
1058 break;
1059 case 6:
1060 #line 42 "code_calc.y"
1061 { yyval = yystack.l_mark[-1]; }
1062 break;
1063 case 7:
1064 #line 44 "code_calc.y"
1065 { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; }
1066 break;
1067 case 8:
1068 #line 46 "code_calc.y"
1069 { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; }
1070 break;
1071 case 9:
1072 #line 48 "code_calc.y"
1073 { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; }
1074 break;
1075 case 10:
1076 #line 50 "code_calc.y"
1077 { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; }
1078 break;
1079 case 11:
1080 #line 52 "code_calc.y"
1081 { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; }
1082 break;
1083 case 12:
1084 #line 54 "code_calc.y"
1085 { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; }
1086 break;
1087 case 13:
1088 #line 56 "code_calc.y"
1089 { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; }
1090 break;
1091 case 14:
1092 #line 58 "code_calc.y"
1093 { yyval = - yystack.l_mark[0]; }
1094 break;
1095 case 15:
1096 #line 60 "code_calc.y"
1097 { yyval = regs[yystack.l_mark[0]]; }
1098 break;
1099 case 17:
1100 #line 65 "code_calc.y"
1101 { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; }
1102 break;
1103 case 18:
1104 #line 67 "code_calc.y"
1105 { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; }
1106 break;
1107 #line 1108 "code_calc.code.c"
1108 default:
1109 break;
1110 }
1111 yystack.s_mark -= yym;
1112 yystate = *yystack.s_mark;
1113 yystack.l_mark -= yym;
1114 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1115 yystack.p_mark -= yym;
1116 #endif
1117 yym = yylhs[yyn];
1118 if (yystate == 0 && yym == 0)
1119 {
1120 #if YYDEBUG
1121 if (yydebug)
1122 {
1123 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth);
1124 #ifdef YYSTYPE_TOSTRING
1125 #if YYBTYACC
1126 if (!yytrial)
1127 #endif /* YYBTYACC */
1128 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[YYFINAL], yyval));
1129 #endif
1130 fprintf(stderr, "shifting from state 0 to final state %d\n", YYFINAL);
1131 }
1132 #endif
1133 yystate = YYFINAL;
1134 *++yystack.s_mark = YYFINAL;
1135 *++yystack.l_mark = yyval;
1136 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1137 *++yystack.p_mark = yyloc;
1138 #endif
1139 if (yychar < 0)
1140 {
1141 #if YYBTYACC
1142 do {
1143 if (yylvp < yylve)
1144 {
1145 /* we're currently re-reading tokens */
1146 yylval = *yylvp++;
1147 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1148 yylloc = *yylpp++;
1149 #endif
1150 yychar = *yylexp++;
1151 break;
1152 }
1153 if (yyps->save)
1154 {
1155 /* in trial mode; save scanner results for future parse attempts */
1156 if (yylvp == yylvlim)
1157 { /* Enlarge lexical value queue */
1158 size_t p = (size_t) (yylvp - yylvals);
1159 size_t s = (size_t) (yylvlim - yylvals);
1160
1161 s += YYLVQUEUEGROWTH;
1162 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL)
1163 goto yyenomem;
1164 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL)
1165 goto yyenomem;
1166 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1167 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL)
1168 goto yyenomem;
1169 #endif
1170 yylvp = yylve = yylvals + p;
1171 yylvlim = yylvals + s;
1172 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1173 yylpp = yylpe = yylpsns + p;
1174 yylplim = yylpsns + s;
1175 #endif
1176 yylexp = yylexemes + p;
1177 }
1178 *yylexp = (YYINT) YYLEX;
1179 *yylvp++ = yylval;
1180 yylve++;
1181 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1182 *yylpp++ = yylloc;
1183 yylpe++;
1184 #endif
1185 yychar = *yylexp++;
1186 break;
1187 }
1188 /* normal operation, no conflict encountered */
1189 #endif /* YYBTYACC */
1190 yychar = YYLEX;
1191 #if YYBTYACC
1192 } while (0);
1193 #endif /* YYBTYACC */
1194 if (yychar < 0) yychar = YYEOF;
1195 #if YYDEBUG
1196 if (yydebug)
1197 {
1198 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN];
1199 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)\n",
1200 YYDEBUGSTR, yydepth, YYFINAL, yychar, yys);
1201 }
1202 #endif
1203 }
1204 if (yychar == YYEOF) goto yyaccept;
1205 goto yyloop;
1206 }
1207 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 &&
1208 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate)
1209 yystate = yytable[yyn];
1210 else
1211 yystate = yydgoto[yym];
1212 #if YYDEBUG
1213 if (yydebug)
1214 {
1215 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth);
1216 #ifdef YYSTYPE_TOSTRING
1217 #if YYBTYACC
1218 if (!yytrial)
1219 #endif /* YYBTYACC */
1220 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[yystate], yyval));
1221 #endif
1222 fprintf(stderr, "shifting from state %d to state %d\n", *yystack.s_mark, yystate);
1223 }
1224 #endif
1225 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
1226 *++yystack.s_mark = (YYINT) yystate;
1227 *++yystack.l_mark = yyval;
1228 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1229 *++yystack.p_mark = yyloc;
1230 #endif
1231 goto yyloop;
1232 #if YYBTYACC
1233
1234 /* Reduction declares that this path is valid. Set yypath and do a full parse */
1235 yyvalid:
1236 if (yypath) YYABORT;
1237 while (yyps->save)
1238 {
1239 YYParseState *save = yyps->save;
1240 yyps->save = save->save;
1241 save->save = yypath;
1242 yypath = save;
1243 }
1244 #if YYDEBUG
1245 if (yydebug)
1246 fprintf(stderr, "%s[%d]: state %d, CONFLICT trial successful, backtracking to state %d, %d tokens\n",
1247 YYDEBUGSTR, yydepth, yystate, yypath->state, (int)(yylvp - yylvals - yypath->lexeme));
1248 #endif
1249 if (yyerrctx)
1250 {
1251 yyFreeState(yyerrctx);
1252 yyerrctx = NULL;
1253 }
1254 yylvp = yylvals + yypath->lexeme;
1255 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1256 yylpp = yylpsns + yypath->lexeme;
1257 #endif
1258 yylexp = yylexemes + yypath->lexeme;
1259 yychar = YYEMPTY;
1260 yystack.s_mark = yystack.s_base + (yypath->yystack.s_mark - yypath->yystack.s_base);
1261 memcpy (yystack.s_base, yypath->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT));
1262 yystack.l_mark = yystack.l_base + (yypath->yystack.l_mark - yypath->yystack.l_base);
1263 memcpy (yystack.l_base, yypath->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE));
1264 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1265 yystack.p_mark = yystack.p_base + (yypath->yystack.p_mark - yypath->yystack.p_base);
1266 memcpy (yystack.p_base, yypath->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE));
1267 #endif
1268 yystate = yypath->state;
1269 goto yyloop;
1270 #endif /* YYBTYACC */
1271
1272 yyoverflow:
1273 YYERROR_CALL("yacc stack overflow");
1274 #if YYBTYACC
1275 goto yyabort_nomem;
1276 yyenomem:
1277 YYERROR_CALL("memory exhausted");
1278 yyabort_nomem:
1279 #endif /* YYBTYACC */
1280 yyresult = 2;
1281 goto yyreturn;
1282
1283 yyabort:
1284 yyresult = 1;
1285 goto yyreturn;
1286
1287 yyaccept:
1288 #if YYBTYACC
1289 if (yyps->save) goto yyvalid;
1290 #endif /* YYBTYACC */
1291 yyresult = 0;
1292
1293 yyreturn:
1294 #if defined(YYDESTRUCT_CALL)
1295 if (yychar != YYEOF && yychar != YYEMPTY)
1296 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1297 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval, &yylloc);
1298 #else
1299 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval);
1300 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
1301
1302 {
1303 YYSTYPE *pv;
1304 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1305 YYLTYPE *pp;
1306
1307 for (pv = yystack.l_base, pp = yystack.p_base; pv <= yystack.l_mark; ++pv, ++pp)
1308 YYDESTRUCT_CALL("cleanup: discarding state",
1309 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv, pp);
1310 #else
1311 for (pv = yystack.l_base; pv <= yystack.l_mark; ++pv)
1312 YYDESTRUCT_CALL("cleanup: discarding state",
1313 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv);
1314 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
1315 }
1316 #endif /* defined(YYDESTRUCT_CALL) */
1317
1318 #if YYBTYACC
1319 if (yyerrctx)
1320 {
1321 yyFreeState(yyerrctx);
1322 yyerrctx = NULL;
1323 }
1324 while (yyps)
1325 {
1326 YYParseState *save = yyps;
1327 yyps = save->save;
1328 save->save = NULL;
1329 yyFreeState(save);
1330 }
1331 while (yypath)
1332 {
1333 YYParseState *save = yypath;
1334 yypath = save->save;
1335 save->save = NULL;
1336 yyFreeState(save);
1337 }
1338 #endif /* YYBTYACC */
1339 yyfreestack(&yystack);
1340 return (yyresult);
1341 }
1342