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 342 main (void) 343 { 344 while(!feof(stdin)) { 345 yyparse(); 346 } 347 return 0; 348 } 349 350 static void 351 yyerror(const char *s) 352 { 353 fprintf(stderr, "%s\n", s); 354 } 355 356 int 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 */ 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) 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 * 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 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 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