1 /* original parser id follows */
2 /* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */
3 /* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */
8 #define YYCHECK "yyyymmdd"
11 #define yyclearin (yychar = YYEMPTY)
12 #define yyerrok (yyerrflag = 0)
13 #define YYRECOVERING() (yyerrflag != 0)
18 #define YYDEBUGSTR YYPREFIX "debug"
21 #define yyparse calc_parse
25 #define yylex calc_lex
29 #define yyerror calc_error
33 #define yychar calc_char
37 #define yyval calc_val
41 #define yylval calc_lval
45 #define yydebug calc_debug
49 #define yynerrs calc_nerrs
53 #define yyerrflag calc_errflag
54 #endif /* yyerrflag */
57 #define yylhs calc_lhs
61 #define yylen calc_len
65 #define yydefred calc_defred
69 #define yystos calc_stos
73 #define yydgoto calc_dgoto
77 #define yysindex calc_sindex
81 #define yyrindex calc_rindex
85 #define yygindex calc_gindex
89 #define yytable calc_table
93 #define yycheck calc_check
97 #define yyname calc_name
101 #define yyrule calc_rule
107 #define yycindex calc_cindex
108 #endif /* yycindex */
111 #define yyctable calc_ctable
112 #endif /* yyctable */
114 #endif /* YYBTYACC */
116 #define YYPREFIX "calc_"
120 #line 4 "code_calc.y"
129 static void yyerror(const char *s);
132 #line 133 "code_calc.code.c"
134 #if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED)
135 /* Default: YYSTYPE is the semantic value type. */
137 # define YYSTYPE_IS_DECLARED 1
140 /* compatibility with bison */
142 /* compatibility with FreeBSD */
143 # ifdef YYPARSE_PARAM_TYPE
144 # define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
146 # define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
149 # define YYPARSE_DECL() yyparse(void)
152 /* Parameters sent to lex. */
154 # define YYLEX_DECL() yylex(void *YYLEX_PARAM)
155 # define YYLEX yylex(YYLEX_PARAM)
157 # define YYLEX_DECL() yylex(void)
158 # define YYLEX yylex()
161 /* Parameters sent to yyerror. */
163 #define YYERROR_DECL() yyerror(const char *s)
166 #define YYERROR_CALL(msg) yyerror(msg)
172 #define YYERRCODE 256
174 #define yytname yyname
175 #define YYTABLESIZE 220
180 #define YYMAXTOKEN 259
181 #define YYUNDFTOKEN 265
182 #define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a))
184 extern int YYPARSE_DECL();
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[];
194 extern const YYINT yycindex[];
195 #endif /* YYBTYACC */
196 extern const YYINT yygindex[];
197 extern const YYINT yytable[];
198 extern const YYINT yycheck[];
200 extern const YYINT yyctable[];
201 #endif /* YYBTYACC */
203 #if YYDEBUG || defined(yytname)
204 extern const char *const yyname[];
207 extern const char *const yyrule[];
217 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
218 YYLTYPE yyloc; /* position returned by actions */
219 YYLTYPE yylloc; /* position from the lexer */
222 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
223 #ifndef YYLLOC_DEFAULT
224 #define YYLLOC_DEFAULT(loc, rhs, n) \
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; \
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; \
242 #endif /* YYLLOC_DEFAULT */
243 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
246 #ifndef YYLVQUEUEGROWTH
247 #define YYLVQUEUEGROWTH 32
249 #endif /* YYBTYACC */
251 /* define the initial stack-sizes */
254 #define YYMAXDEPTH YYSTACKSIZE
257 #define YYSTACKSIZE YYMAXDEPTH
259 #define YYSTACKSIZE 10000
260 #define YYMAXDEPTH 10000
264 #ifndef YYINITSTACKSIZE
265 #define YYINITSTACKSIZE 200
275 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
282 struct YYParseState_s
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 */
291 typedef struct YYParseState_s YYParseState;
292 #endif /* YYBTYACC */
293 /* variables for the parser stack */
294 static YYSTACKDATA yystack;
297 /* Current parser state */
298 static YYParseState *yyps = 0;
300 /* yypath != NULL: do the full parse, starting at *yypath parser state. */
301 static YYParseState *yypath = 0;
303 /* Base of the lexical value queue */
304 static YYSTYPE *yylvals = 0;
306 /* Current position at lexical value queue */
307 static YYSTYPE *yylvp = 0;
309 /* End position of lexical value queue */
310 static YYSTYPE *yylve = 0;
312 /* The last allocated position at the lexical value queue */
313 static YYSTYPE *yylvlim = 0;
315 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
316 /* Base of the lexical position queue */
317 static YYLTYPE *yylpsns = 0;
319 /* Current position at lexical position queue */
320 static YYLTYPE *yylpp = 0;
322 /* End position of lexical position queue */
323 static YYLTYPE *yylpe = 0;
325 /* The last allocated position at the lexical position queue */
326 static YYLTYPE *yylplim = 0;
329 /* Current position at lexical token queue */
330 static short *yylexp = 0;
332 static short *yylexemes = 0;
333 #endif /* YYBTYACC */
334 #line 70 "code_calc.y"
335 /* start of programs */
338 extern int YYLEX_DECL();
344 while(!feof(stdin)) {
351 yyerror(const char *s)
353 fprintf(stderr, "%s\n", s);
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 */
366 while( (c=getchar()) == ' ' ) { /* skip blanks */ }
368 /* c is now nonblank */
380 #line 381 "code_calc.code.c"
382 /* For use in generated program */
383 #define yydepth (int)(yystack.s_mark - yystack.s_base)
385 #define yytrial (yyps->save)
386 #endif /* YYBTYACC */
389 #include <stdio.h> /* needed for printf */
392 #include <stdlib.h> /* needed for malloc, etc */
393 #include <string.h> /* needed for memset */
395 /* allocate initial stack or double stack size, up to YYMAXDEPTH */
396 static int yygrowstack(YYSTACKDATA *data)
402 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
406 if ((newsize = data->stacksize) == 0)
407 newsize = YYINITSTACKSIZE;
408 else if (newsize >= YYMAXDEPTH)
410 else if ((newsize *= 2) > YYMAXDEPTH)
411 newsize = YYMAXDEPTH;
413 i = (int) (data->s_mark - data->s_base);
414 newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
418 data->s_base = newss;
419 data->s_mark = newss + i;
421 newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
425 data->l_base = newvs;
426 data->l_mark = newvs + i;
428 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
429 newps = (YYLTYPE *)realloc(data->p_base, newsize * sizeof(*newps));
433 data->p_base = newps;
434 data->p_mark = newps + i;
437 data->stacksize = newsize;
438 data->s_last = data->s_base + newsize - 1;
442 fprintf(stderr, "%sdebug: stack size increased to %d\n", YYPREFIX, newsize);
447 #if YYPURE || defined(YY_NO_LEAKS)
448 static void yyfreestack(YYSTACKDATA *data)
452 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
455 memset(data, 0, sizeof(*data));
458 #define yyfreestack(data) /* nothing */
459 #endif /* YYPURE || defined(YY_NO_LEAKS) */
462 static YYParseState *
463 yyNewState(unsigned size)
465 YYParseState *p = (YYParseState *) malloc(sizeof(YYParseState));
466 if (p == NULL) return NULL;
468 p->yystack.stacksize = size;
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;
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));
493 yyFreeState(YYParseState *p)
495 yyfreestack(&p->yystack);
498 #endif /* YYBTYACC */
500 #define YYABORT goto yyabort
501 #define YYREJECT goto yyabort
502 #define YYACCEPT goto yyaccept
503 #define YYERROR goto yyerrlab
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 */
513 int yym, yyn, yystate, yyresult;
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 */
524 if ((yys = getenv("YYDEBUG")) != 0)
527 if (yyn >= '0' && yyn <= '9')
531 fprintf(stderr, "%sdebug[<# of symbols on state stack>]\n", YYPREFIX);
535 yyps = yyNewState(0); if (yyps == 0) goto yyenomem;
537 #endif /* YYBTYACC */
546 memset(&yystack, 0, sizeof(yystack));
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;
559 if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
566 /* we're currently re-reading tokens */
568 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
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);
582 s += YYLVQUEUEGROWTH;
583 if ((yylexemes = (short *) realloc(yylexemes, s * sizeof(short))) == NULL) goto yyenomem;
584 if ((yylvals = (YYSTYPE *) realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) goto yyenomem;
585 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
586 if ((yylpsns = (YYLTYPE *) realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) goto yyenomem;
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;
594 yylexp = yylexemes + p;
596 *yylexp = (short) YYLEX;
599 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
606 /* normal operation, no conflict encountered */
607 #endif /* YYBTYACC */
611 #endif /* YYBTYACC */
612 if (yychar < 0) yychar = YYEOF;
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
622 #endif /* YYBTYACC */
623 fprintf(stderr, " <%s>", YYSTYPE_TOSTRING(yychar, yylval));
631 /* Do we have a conflict? */
632 if (((yyn = yycindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
633 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
642 fprintf(stderr, "%s[%d]: CONFLICT in state %d: following successful trial parse\n",
643 YYDEBUGSTR, yydepth, yystate);
645 /* Switch to the next conflict context */
650 if (save->state != yystate) YYABORT;
657 /* Unresolved conflict - start/continue trial parse */
662 fprintf(stderr, "%s[%d]: CONFLICT in state %d. ", YYDEBUGSTR, yydepth, yystate);
664 fputs("ALREADY in conflict, continuing trial parse.\n", stderr);
666 fputs("Starting trial parse.\n", stderr);
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));
683 if (yyctable[ctry] == -1)
686 if (yydebug && yychar >= YYEOF)
687 fprintf(stderr, "%s[%d]: backtracking 1 token\n", YYDEBUGSTR, yydepth);
692 if (yyps->save == NULL)
694 /* If this is a first conflict in the stack, start saving lexemes */
697 yylexemes = (short *) malloc((YYLVQUEUEGROWTH) * sizeof(short));
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;
710 yylvp = yylve = yylvals;
711 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
712 yylpp = yylpe = yylpsns;
718 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
721 *yylexp = (short) yychar;
729 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
735 save->lexeme = (int) (yylvp - yylvals);
738 if (yytable[yyn] == ctry)
742 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n",
743 YYDEBUGSTR, yydepth, yystate, yyctable[ctry]);
748 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
753 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
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;
762 if (yyerrflag > 0) --yyerrflag;
767 yyn = yyctable[ctry];
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)
777 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n",
778 YYDEBUGSTR, yydepth, yystate, yytable[yyn]);
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;
788 if (yyerrflag > 0) --yyerrflag;
791 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 &&
792 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar)
797 if (yyerrflag != 0) goto yyinrecovery;
802 goto yyerrlab; /* redundant goto avoids 'unused label' warning */
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;
819 YYParseState *save = yyps->save;
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));
826 /* Memorize most forward-looking error state in case it's really an error. */
827 if (yyerrctx == NULL || yyerrctx->lexeme < yylvp - yylvals)
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));
845 yyerrctx->lexeme = (int) (yylvp - yylvals);
847 yylvp = yylvals + save->lexeme;
848 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
849 yylpp = yylpsns + save->lexeme;
851 yylexp = yylexemes + save->lexeme;
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));
862 yystate = save->state;
863 /* We tried shift, try reduce now */
864 if ((yyn = yyctable[ctry]) >= 0) goto yyreduce;
865 yyps->save = save->save;
869 /* Nothing left on the stack -- error */
874 fprintf(stderr, "%sdebug[%d,trial]: trial parse FAILED, entering ERROR mode\n",
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;
882 yylexp = yylexemes + yyerrctx->lexeme;
885 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
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));
896 yystate = yyerrctx->state;
897 yyFreeState(yyerrctx);
902 if (yynewerrflag == 0) goto yyinrecovery;
903 #endif /* YYBTYACC */
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 */
911 goto yyerrlab; /* redundant goto avoids 'unused label' warning */
922 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 &&
923 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE)
927 fprintf(stderr, "%s[%d]: state %d, error recovery shifting to state %d\n",
928 YYDEBUGSTR, yydepth, *yystack.s_mark, yytable[yyn]);
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;
946 fprintf(stderr, "%s[%d]: error recovery discarding state %d\n",
947 YYDEBUGSTR, yydepth, *yystack.s_mark);
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;
954 #if defined(YYDESTRUCT_CALL)
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);
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) */
968 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
976 if (yychar == YYEOF) goto yyabort;
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);
985 #if defined(YYDESTRUCT_CALL)
988 #endif /* YYBTYACC */
989 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
990 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval, &yylloc);
992 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval);
993 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
994 #endif /* defined(YYDESTRUCT_CALL) */
1004 fprintf(stderr, "%s[%d]: state %d, reducing by rule %d (%s)",
1005 YYDEBUGSTR, yydepth, yystate, yyn, yyrule[yyn]);
1006 #ifdef YYSTYPE_TOSTRING
1009 #endif /* YYBTYACC */
1014 for (i = yym; i > 0; i--)
1016 if (i != yym) fputs(", ", stderr);
1017 fputs(YYSTYPE_TOSTRING(yystos[yystack.s_mark[1-i]],
1018 yystack.l_mark[1-i]), stderr);
1023 fputc('\n', stderr);
1027 yyval = yystack.l_mark[1-yym];
1029 memset(&yyval, 0, sizeof yyval);
1030 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1032 /* Perform position reduction */
1033 memset(&yyloc, 0, sizeof(yyloc));
1036 #endif /* YYBTYACC */
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];
1048 #line 32 "code_calc.y"
1052 #line 36 "code_calc.y"
1053 { printf("%d\n",yystack.l_mark[0]);}
1056 #line 38 "code_calc.y"
1057 { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; }
1060 #line 42 "code_calc.y"
1061 { yyval = yystack.l_mark[-1]; }
1064 #line 44 "code_calc.y"
1065 { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; }
1068 #line 46 "code_calc.y"
1069 { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; }
1072 #line 48 "code_calc.y"
1073 { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; }
1076 #line 50 "code_calc.y"
1077 { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; }
1080 #line 52 "code_calc.y"
1081 { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; }
1084 #line 54 "code_calc.y"
1085 { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; }
1088 #line 56 "code_calc.y"
1089 { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; }
1092 #line 58 "code_calc.y"
1093 { yyval = - yystack.l_mark[0]; }
1096 #line 60 "code_calc.y"
1097 { yyval = regs[yystack.l_mark[0]]; }
1100 #line 65 "code_calc.y"
1101 { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; }
1104 #line 67 "code_calc.y"
1105 { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; }
1107 #line 1108 "code_calc.code.c"
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;
1118 if (yystate == 0 && yym == 0)
1123 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth);
1124 #ifdef YYSTYPE_TOSTRING
1127 #endif /* YYBTYACC */
1128 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[YYFINAL], yyval));
1130 fprintf(stderr, "shifting from state 0 to final state %d\n", YYFINAL);
1134 *++yystack.s_mark = YYFINAL;
1135 *++yystack.l_mark = yyval;
1136 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1137 *++yystack.p_mark = yyloc;
1145 /* we're currently re-reading tokens */
1147 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
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);
1161 s += YYLVQUEUEGROWTH;
1162 if ((yylexemes = (short *) realloc(yylexemes, s * sizeof(short))) == NULL)
1164 if ((yylvals = (YYSTYPE *) realloc(yylvals, s * sizeof(YYSTYPE))) == NULL)
1166 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1167 if ((yylpsns = (YYLTYPE *) realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL)
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;
1176 yylexp = yylexemes + p;
1178 *yylexp = (short) YYLEX;
1181 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1188 /* normal operation, no conflict encountered */
1189 #endif /* YYBTYACC */
1193 #endif /* YYBTYACC */
1194 if (yychar < 0) yychar = YYEOF;
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);
1204 if (yychar == YYEOF) goto yyaccept;
1207 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 &&
1208 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate)
1209 yystate = yytable[yyn];
1211 yystate = yydgoto[yym];
1215 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth);
1216 #ifdef YYSTYPE_TOSTRING
1219 #endif /* YYBTYACC */
1220 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[yystate], yyval));
1222 fprintf(stderr, "shifting from state %d to state %d\n", *yystack.s_mark, yystate);
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;
1234 /* Reduction declares that this path is valid. Set yypath and do a full parse */
1236 if (yypath) YYABORT;
1239 YYParseState *save = yyps->save;
1240 yyps->save = save->save;
1241 save->save = yypath;
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));
1251 yyFreeState(yyerrctx);
1254 yylvp = yylvals + yypath->lexeme;
1255 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
1256 yylpp = yylpsns + yypath->lexeme;
1258 yylexp = yylexemes + yypath->lexeme;
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));
1268 yystate = yypath->state;
1270 #endif /* YYBTYACC */
1273 YYERROR_CALL("yacc stack overflow");
1277 YYERROR_CALL("memory exhausted");
1279 #endif /* YYBTYACC */
1289 if (yyps->save) goto yyvalid;
1290 #endif /* YYBTYACC */
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);
1299 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval);
1300 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */
1304 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED)
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);
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) */
1316 #endif /* defined(YYDESTRUCT_CALL) */
1321 yyFreeState(yyerrctx);
1326 YYParseState *save = yyps;
1333 YYParseState *save = yypath;
1334 yypath = save->save;
1338 #endif /* YYBTYACC */
1339 yyfreestack(&yystack);