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 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 534 memset(yyerror_loc_range, 0, sizeof(yyerror_loc_range)); 535 #endif 536 537 #if YYBTYACC 538 yyps = yyNewState(0); if (yyps == 0) goto yyenomem; 539 yyps->save = 0; 540 #endif /* YYBTYACC */ 541 yym = 0; 542 yyn = 0; 543 yynerrs = 0; 544 yyerrflag = 0; 545 yychar = YYEMPTY; 546 yystate = 0; 547 548 #if YYPURE 549 memset(&yystack, 0, sizeof(yystack)); 550 #endif 551 552 if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 553 yystack.s_mark = yystack.s_base; 554 yystack.l_mark = yystack.l_base; 555 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 556 yystack.p_mark = yystack.p_base; 557 #endif 558 yystate = 0; 559 *yystack.s_mark = 0; 560 561 yyloop: 562 if ((yyn = yydefred[yystate]) != 0) goto yyreduce; 563 if (yychar < 0) 564 { 565 #if YYBTYACC 566 do { 567 if (yylvp < yylve) 568 { 569 /* we're currently re-reading tokens */ 570 yylval = *yylvp++; 571 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 572 yylloc = *yylpp++; 573 #endif 574 yychar = *yylexp++; 575 break; 576 } 577 if (yyps->save) 578 { 579 /* in trial mode; save scanner results for future parse attempts */ 580 if (yylvp == yylvlim) 581 { /* Enlarge lexical value queue */ 582 size_t p = (size_t) (yylvp - yylvals); 583 size_t s = (size_t) (yylvlim - yylvals); 584 585 s += YYLVQUEUEGROWTH; 586 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) goto yyenomem; 587 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) goto yyenomem; 588 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 589 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) goto yyenomem; 590 #endif 591 yylvp = yylve = yylvals + p; 592 yylvlim = yylvals + s; 593 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 594 yylpp = yylpe = yylpsns + p; 595 yylplim = yylpsns + s; 596 #endif 597 yylexp = yylexemes + p; 598 } 599 *yylexp = (YYINT) YYLEX; 600 *yylvp++ = yylval; 601 yylve++; 602 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 603 *yylpp++ = yylloc; 604 yylpe++; 605 #endif 606 yychar = *yylexp++; 607 break; 608 } 609 /* normal operation, no conflict encountered */ 610 #endif /* YYBTYACC */ 611 yychar = YYLEX; 612 #if YYBTYACC 613 } while (0); 614 #endif /* YYBTYACC */ 615 if (yychar < 0) yychar = YYEOF; 616 #if YYDEBUG 617 if (yydebug) 618 { 619 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 620 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)", 621 YYDEBUGSTR, yydepth, yystate, yychar, yys); 622 #ifdef YYSTYPE_TOSTRING 623 #if YYBTYACC 624 if (!yytrial) 625 #endif /* YYBTYACC */ 626 fprintf(stderr, " <%s>", YYSTYPE_TOSTRING(yychar, yylval)); 627 #endif 628 fputc('\n', stderr); 629 } 630 #endif 631 } 632 #if YYBTYACC 633 634 /* Do we have a conflict? */ 635 if (((yyn = yycindex[yystate]) != 0) && (yyn += yychar) >= 0 && 636 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 637 { 638 YYINT ctry; 639 640 if (yypath) 641 { 642 YYParseState *save; 643 #if YYDEBUG 644 if (yydebug) 645 fprintf(stderr, "%s[%d]: CONFLICT in state %d: following successful trial parse\n", 646 YYDEBUGSTR, yydepth, yystate); 647 #endif 648 /* Switch to the next conflict context */ 649 save = yypath; 650 yypath = save->save; 651 save->save = NULL; 652 ctry = save->ctry; 653 if (save->state != yystate) YYABORT; 654 yyFreeState(save); 655 656 } 657 else 658 { 659 660 /* Unresolved conflict - start/continue trial parse */ 661 YYParseState *save; 662 #if YYDEBUG 663 if (yydebug) 664 { 665 fprintf(stderr, "%s[%d]: CONFLICT in state %d. ", YYDEBUGSTR, yydepth, yystate); 666 if (yyps->save) 667 fputs("ALREADY in conflict, continuing trial parse.\n", stderr); 668 else 669 fputs("Starting trial parse.\n", stderr); 670 } 671 #endif 672 save = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1)); 673 if (save == NULL) goto yyenomem; 674 save->save = yyps->save; 675 save->state = yystate; 676 save->errflag = yyerrflag; 677 save->yystack.s_mark = save->yystack.s_base + (yystack.s_mark - yystack.s_base); 678 memcpy (save->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 679 save->yystack.l_mark = save->yystack.l_base + (yystack.l_mark - yystack.l_base); 680 memcpy (save->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 681 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 682 save->yystack.p_mark = save->yystack.p_base + (yystack.p_mark - yystack.p_base); 683 memcpy (save->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 684 #endif 685 ctry = yytable[yyn]; 686 if (yyctable[ctry] == -1) 687 { 688 #if YYDEBUG 689 if (yydebug && yychar >= YYEOF) 690 fprintf(stderr, "%s[%d]: backtracking 1 token\n", YYDEBUGSTR, yydepth); 691 #endif 692 ctry++; 693 } 694 save->ctry = ctry; 695 if (yyps->save == NULL) 696 { 697 /* If this is a first conflict in the stack, start saving lexemes */ 698 if (!yylexemes) 699 { 700 yylexemes = malloc((YYLVQUEUEGROWTH) * sizeof(YYINT)); 701 if (yylexemes == NULL) goto yyenomem; 702 yylvals = (YYSTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYSTYPE)); 703 if (yylvals == NULL) goto yyenomem; 704 yylvlim = yylvals + YYLVQUEUEGROWTH; 705 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 706 yylpsns = (YYLTYPE *) malloc((YYLVQUEUEGROWTH) * sizeof(YYLTYPE)); 707 if (yylpsns == NULL) goto yyenomem; 708 yylplim = yylpsns + YYLVQUEUEGROWTH; 709 #endif 710 } 711 if (yylvp == yylve) 712 { 713 yylvp = yylve = yylvals; 714 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 715 yylpp = yylpe = yylpsns; 716 #endif 717 yylexp = yylexemes; 718 if (yychar >= YYEOF) 719 { 720 *yylve++ = yylval; 721 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 722 *yylpe++ = yylloc; 723 #endif 724 *yylexp = (YYINT) yychar; 725 yychar = YYEMPTY; 726 } 727 } 728 } 729 if (yychar >= YYEOF) 730 { 731 yylvp--; 732 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 733 yylpp--; 734 #endif 735 yylexp--; 736 yychar = YYEMPTY; 737 } 738 save->lexeme = (int) (yylvp - yylvals); 739 yyps->save = save; 740 } 741 if (yytable[yyn] == ctry) 742 { 743 #if YYDEBUG 744 if (yydebug) 745 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n", 746 YYDEBUGSTR, yydepth, yystate, yyctable[ctry]); 747 #endif 748 if (yychar < 0) 749 { 750 yylvp++; 751 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 752 yylpp++; 753 #endif 754 yylexp++; 755 } 756 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) 757 goto yyoverflow; 758 yystate = yyctable[ctry]; 759 *++yystack.s_mark = (YYINT) yystate; 760 *++yystack.l_mark = yylval; 761 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 762 *++yystack.p_mark = yylloc; 763 #endif 764 yychar = YYEMPTY; 765 if (yyerrflag > 0) --yyerrflag; 766 goto yyloop; 767 } 768 else 769 { 770 yyn = yyctable[ctry]; 771 goto yyreduce; 772 } 773 } /* End of code dealing with conflicts */ 774 #endif /* YYBTYACC */ 775 if (((yyn = yysindex[yystate]) != 0) && (yyn += yychar) >= 0 && 776 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 777 { 778 #if YYDEBUG 779 if (yydebug) 780 fprintf(stderr, "%s[%d]: state %d, shifting to state %d\n", 781 YYDEBUGSTR, yydepth, yystate, yytable[yyn]); 782 #endif 783 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 784 yystate = yytable[yyn]; 785 *++yystack.s_mark = yytable[yyn]; 786 *++yystack.l_mark = yylval; 787 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 788 *++yystack.p_mark = yylloc; 789 #endif 790 yychar = YYEMPTY; 791 if (yyerrflag > 0) --yyerrflag; 792 goto yyloop; 793 } 794 if (((yyn = yyrindex[yystate]) != 0) && (yyn += yychar) >= 0 && 795 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yychar) 796 { 797 yyn = yytable[yyn]; 798 goto yyreduce; 799 } 800 if (yyerrflag != 0) goto yyinrecovery; 801 #if YYBTYACC 802 803 yynewerrflag = 1; 804 goto yyerrhandler; 805 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 806 807 yyerrlab: 808 /* explicit YYERROR from an action -- pop the rhs of the rule reduced 809 * before looking for error recovery */ 810 yystack.s_mark -= yym; 811 yystate = *yystack.s_mark; 812 yystack.l_mark -= yym; 813 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 814 yystack.p_mark -= yym; 815 #endif 816 817 yynewerrflag = 0; 818 yyerrhandler: 819 while (yyps->save) 820 { 821 int ctry; 822 YYParseState *save = yyps->save; 823 #if YYDEBUG 824 if (yydebug) 825 fprintf(stderr, "%s[%d]: ERROR in state %d, CONFLICT BACKTRACKING to state %d, %d tokens\n", 826 YYDEBUGSTR, yydepth, yystate, yyps->save->state, 827 (int)(yylvp - yylvals - yyps->save->lexeme)); 828 #endif 829 /* Memorize most forward-looking error state in case it's really an error. */ 830 if (yyerrctx == NULL || yyerrctx->lexeme < yylvp - yylvals) 831 { 832 /* Free old saved error context state */ 833 if (yyerrctx) yyFreeState(yyerrctx); 834 /* Create and fill out new saved error context state */ 835 yyerrctx = yyNewState((unsigned)(yystack.s_mark - yystack.s_base + 1)); 836 if (yyerrctx == NULL) goto yyenomem; 837 yyerrctx->save = yyps->save; 838 yyerrctx->state = yystate; 839 yyerrctx->errflag = yyerrflag; 840 yyerrctx->yystack.s_mark = yyerrctx->yystack.s_base + (yystack.s_mark - yystack.s_base); 841 memcpy (yyerrctx->yystack.s_base, yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 842 yyerrctx->yystack.l_mark = yyerrctx->yystack.l_base + (yystack.l_mark - yystack.l_base); 843 memcpy (yyerrctx->yystack.l_base, yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 844 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 845 yyerrctx->yystack.p_mark = yyerrctx->yystack.p_base + (yystack.p_mark - yystack.p_base); 846 memcpy (yyerrctx->yystack.p_base, yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 847 #endif 848 yyerrctx->lexeme = (int) (yylvp - yylvals); 849 } 850 yylvp = yylvals + save->lexeme; 851 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 852 yylpp = yylpsns + save->lexeme; 853 #endif 854 yylexp = yylexemes + save->lexeme; 855 yychar = YYEMPTY; 856 yystack.s_mark = yystack.s_base + (save->yystack.s_mark - save->yystack.s_base); 857 memcpy (yystack.s_base, save->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 858 yystack.l_mark = yystack.l_base + (save->yystack.l_mark - save->yystack.l_base); 859 memcpy (yystack.l_base, save->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 860 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 861 yystack.p_mark = yystack.p_base + (save->yystack.p_mark - save->yystack.p_base); 862 memcpy (yystack.p_base, save->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 863 #endif 864 ctry = ++save->ctry; 865 yystate = save->state; 866 /* We tried shift, try reduce now */ 867 if ((yyn = yyctable[ctry]) >= 0) goto yyreduce; 868 yyps->save = save->save; 869 save->save = NULL; 870 yyFreeState(save); 871 872 /* Nothing left on the stack -- error */ 873 if (!yyps->save) 874 { 875 #if YYDEBUG 876 if (yydebug) 877 fprintf(stderr, "%sdebug[%d,trial]: trial parse FAILED, entering ERROR mode\n", 878 YYPREFIX, yydepth); 879 #endif 880 /* Restore state as it was in the most forward-advanced error */ 881 yylvp = yylvals + yyerrctx->lexeme; 882 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 883 yylpp = yylpsns + yyerrctx->lexeme; 884 #endif 885 yylexp = yylexemes + yyerrctx->lexeme; 886 yychar = yylexp[-1]; 887 yylval = yylvp[-1]; 888 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 889 yylloc = yylpp[-1]; 890 #endif 891 yystack.s_mark = yystack.s_base + (yyerrctx->yystack.s_mark - yyerrctx->yystack.s_base); 892 memcpy (yystack.s_base, yyerrctx->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 893 yystack.l_mark = yystack.l_base + (yyerrctx->yystack.l_mark - yyerrctx->yystack.l_base); 894 memcpy (yystack.l_base, yyerrctx->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 895 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 896 yystack.p_mark = yystack.p_base + (yyerrctx->yystack.p_mark - yyerrctx->yystack.p_base); 897 memcpy (yystack.p_base, yyerrctx->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 898 #endif 899 yystate = yyerrctx->state; 900 yyFreeState(yyerrctx); 901 yyerrctx = NULL; 902 } 903 yynewerrflag = 1; 904 } 905 if (yynewerrflag == 0) goto yyinrecovery; 906 #endif /* YYBTYACC */ 907 908 YYERROR_CALL("syntax error"); 909 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 910 yyerror_loc_range[0] = yylloc; /* lookahead position is error start position */ 911 #endif 912 913 #if !YYBTYACC 914 goto yyerrlab; /* redundant goto avoids 'unused label' warning */ 915 yyerrlab: 916 #endif 917 ++yynerrs; 918 919 yyinrecovery: 920 if (yyerrflag < 3) 921 { 922 yyerrflag = 3; 923 for (;;) 924 { 925 if (((yyn = yysindex[*yystack.s_mark]) != 0) && (yyn += YYERRCODE) >= 0 && 926 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) YYERRCODE) 927 { 928 #if YYDEBUG 929 if (yydebug) 930 fprintf(stderr, "%s[%d]: state %d, error recovery shifting to state %d\n", 931 YYDEBUGSTR, yydepth, *yystack.s_mark, yytable[yyn]); 932 #endif 933 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 934 yystate = yytable[yyn]; 935 *++yystack.s_mark = yytable[yyn]; 936 *++yystack.l_mark = yylval; 937 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 938 /* lookahead position is error end position */ 939 yyerror_loc_range[1] = yylloc; 940 YYLLOC_DEFAULT(yyloc, yyerror_loc_range, 2); /* position of error span */ 941 *++yystack.p_mark = yyloc; 942 #endif 943 goto yyloop; 944 } 945 else 946 { 947 #if YYDEBUG 948 if (yydebug) 949 fprintf(stderr, "%s[%d]: error recovery discarding state %d\n", 950 YYDEBUGSTR, yydepth, *yystack.s_mark); 951 #endif 952 if (yystack.s_mark <= yystack.s_base) goto yyabort; 953 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 954 /* the current TOS position is the error start position */ 955 yyerror_loc_range[0] = *yystack.p_mark; 956 #endif 957 #if defined(YYDESTRUCT_CALL) 958 #if YYBTYACC 959 if (!yytrial) 960 #endif /* YYBTYACC */ 961 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 962 YYDESTRUCT_CALL("error: discarding state", 963 yystos[*yystack.s_mark], yystack.l_mark, yystack.p_mark); 964 #else 965 YYDESTRUCT_CALL("error: discarding state", 966 yystos[*yystack.s_mark], yystack.l_mark); 967 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 968 #endif /* defined(YYDESTRUCT_CALL) */ 969 --yystack.s_mark; 970 --yystack.l_mark; 971 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 972 --yystack.p_mark; 973 #endif 974 } 975 } 976 } 977 else 978 { 979 if (yychar == YYEOF) goto yyabort; 980 #if YYDEBUG 981 if (yydebug) 982 { 983 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 984 fprintf(stderr, "%s[%d]: state %d, error recovery discarding token %d (%s)\n", 985 YYDEBUGSTR, yydepth, yystate, yychar, yys); 986 } 987 #endif 988 #if defined(YYDESTRUCT_CALL) 989 #if YYBTYACC 990 if (!yytrial) 991 #endif /* YYBTYACC */ 992 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 993 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval, &yylloc); 994 #else 995 YYDESTRUCT_CALL("error: discarding token", yychar, &yylval); 996 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 997 #endif /* defined(YYDESTRUCT_CALL) */ 998 yychar = YYEMPTY; 999 goto yyloop; 1000 } 1001 1002 yyreduce: 1003 yym = yylen[yyn]; 1004 #if YYDEBUG 1005 if (yydebug) 1006 { 1007 fprintf(stderr, "%s[%d]: state %d, reducing by rule %d (%s)", 1008 YYDEBUGSTR, yydepth, yystate, yyn, yyrule[yyn]); 1009 #ifdef YYSTYPE_TOSTRING 1010 #if YYBTYACC 1011 if (!yytrial) 1012 #endif /* YYBTYACC */ 1013 if (yym > 0) 1014 { 1015 int i; 1016 fputc('<', stderr); 1017 for (i = yym; i > 0; i--) 1018 { 1019 if (i != yym) fputs(", ", stderr); 1020 fputs(YYSTYPE_TOSTRING(yystos[yystack.s_mark[1-i]], 1021 yystack.l_mark[1-i]), stderr); 1022 } 1023 fputc('>', stderr); 1024 } 1025 #endif 1026 fputc('\n', stderr); 1027 } 1028 #endif 1029 if (yym > 0) 1030 yyval = yystack.l_mark[1-yym]; 1031 else 1032 memset(&yyval, 0, sizeof yyval); 1033 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1034 1035 /* Perform position reduction */ 1036 memset(&yyloc, 0, sizeof(yyloc)); 1037 #if YYBTYACC 1038 if (!yytrial) 1039 #endif /* YYBTYACC */ 1040 { 1041 YYLLOC_DEFAULT(yyloc, &yystack.p_mark[1-yym], yym); 1042 /* just in case YYERROR is invoked within the action, save 1043 the start of the rhs as the error start position */ 1044 yyerror_loc_range[0] = yystack.p_mark[1-yym]; 1045 } 1046 #endif 1047 1048 switch (yyn) 1049 { 1050 case 3: 1051 #line 32 "code_calc.y" 1052 { yyerrok ; } 1053 break; 1054 case 4: 1055 #line 36 "code_calc.y" 1056 { printf("%d\n",yystack.l_mark[0]);} 1057 break; 1058 case 5: 1059 #line 38 "code_calc.y" 1060 { regs[yystack.l_mark[-2]] = yystack.l_mark[0]; } 1061 break; 1062 case 6: 1063 #line 42 "code_calc.y" 1064 { yyval = yystack.l_mark[-1]; } 1065 break; 1066 case 7: 1067 #line 44 "code_calc.y" 1068 { yyval = yystack.l_mark[-2] + yystack.l_mark[0]; } 1069 break; 1070 case 8: 1071 #line 46 "code_calc.y" 1072 { yyval = yystack.l_mark[-2] - yystack.l_mark[0]; } 1073 break; 1074 case 9: 1075 #line 48 "code_calc.y" 1076 { yyval = yystack.l_mark[-2] * yystack.l_mark[0]; } 1077 break; 1078 case 10: 1079 #line 50 "code_calc.y" 1080 { yyval = yystack.l_mark[-2] / yystack.l_mark[0]; } 1081 break; 1082 case 11: 1083 #line 52 "code_calc.y" 1084 { yyval = yystack.l_mark[-2] % yystack.l_mark[0]; } 1085 break; 1086 case 12: 1087 #line 54 "code_calc.y" 1088 { yyval = yystack.l_mark[-2] & yystack.l_mark[0]; } 1089 break; 1090 case 13: 1091 #line 56 "code_calc.y" 1092 { yyval = yystack.l_mark[-2] | yystack.l_mark[0]; } 1093 break; 1094 case 14: 1095 #line 58 "code_calc.y" 1096 { yyval = - yystack.l_mark[0]; } 1097 break; 1098 case 15: 1099 #line 60 "code_calc.y" 1100 { yyval = regs[yystack.l_mark[0]]; } 1101 break; 1102 case 17: 1103 #line 65 "code_calc.y" 1104 { yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; } 1105 break; 1106 case 18: 1107 #line 67 "code_calc.y" 1108 { yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; } 1109 break; 1110 #line 1111 "code_calc.code.c" 1111 default: 1112 break; 1113 } 1114 yystack.s_mark -= yym; 1115 yystate = *yystack.s_mark; 1116 yystack.l_mark -= yym; 1117 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1118 yystack.p_mark -= yym; 1119 #endif 1120 yym = yylhs[yyn]; 1121 if (yystate == 0 && yym == 0) 1122 { 1123 #if YYDEBUG 1124 if (yydebug) 1125 { 1126 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth); 1127 #ifdef YYSTYPE_TOSTRING 1128 #if YYBTYACC 1129 if (!yytrial) 1130 #endif /* YYBTYACC */ 1131 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[YYFINAL], yyval)); 1132 #endif 1133 fprintf(stderr, "shifting from state 0 to final state %d\n", YYFINAL); 1134 } 1135 #endif 1136 yystate = YYFINAL; 1137 *++yystack.s_mark = YYFINAL; 1138 *++yystack.l_mark = yyval; 1139 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1140 *++yystack.p_mark = yyloc; 1141 #endif 1142 if (yychar < 0) 1143 { 1144 #if YYBTYACC 1145 do { 1146 if (yylvp < yylve) 1147 { 1148 /* we're currently re-reading tokens */ 1149 yylval = *yylvp++; 1150 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1151 yylloc = *yylpp++; 1152 #endif 1153 yychar = *yylexp++; 1154 break; 1155 } 1156 if (yyps->save) 1157 { 1158 /* in trial mode; save scanner results for future parse attempts */ 1159 if (yylvp == yylvlim) 1160 { /* Enlarge lexical value queue */ 1161 size_t p = (size_t) (yylvp - yylvals); 1162 size_t s = (size_t) (yylvlim - yylvals); 1163 1164 s += YYLVQUEUEGROWTH; 1165 if ((yylexemes = realloc(yylexemes, s * sizeof(YYINT))) == NULL) 1166 goto yyenomem; 1167 if ((yylvals = realloc(yylvals, s * sizeof(YYSTYPE))) == NULL) 1168 goto yyenomem; 1169 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1170 if ((yylpsns = realloc(yylpsns, s * sizeof(YYLTYPE))) == NULL) 1171 goto yyenomem; 1172 #endif 1173 yylvp = yylve = yylvals + p; 1174 yylvlim = yylvals + s; 1175 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1176 yylpp = yylpe = yylpsns + p; 1177 yylplim = yylpsns + s; 1178 #endif 1179 yylexp = yylexemes + p; 1180 } 1181 *yylexp = (YYINT) YYLEX; 1182 *yylvp++ = yylval; 1183 yylve++; 1184 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1185 *yylpp++ = yylloc; 1186 yylpe++; 1187 #endif 1188 yychar = *yylexp++; 1189 break; 1190 } 1191 /* normal operation, no conflict encountered */ 1192 #endif /* YYBTYACC */ 1193 yychar = YYLEX; 1194 #if YYBTYACC 1195 } while (0); 1196 #endif /* YYBTYACC */ 1197 if (yychar < 0) yychar = YYEOF; 1198 #if YYDEBUG 1199 if (yydebug) 1200 { 1201 if ((yys = yyname[YYTRANSLATE(yychar)]) == NULL) yys = yyname[YYUNDFTOKEN]; 1202 fprintf(stderr, "%s[%d]: state %d, reading token %d (%s)\n", 1203 YYDEBUGSTR, yydepth, YYFINAL, yychar, yys); 1204 } 1205 #endif 1206 } 1207 if (yychar == YYEOF) goto yyaccept; 1208 goto yyloop; 1209 } 1210 if (((yyn = yygindex[yym]) != 0) && (yyn += yystate) >= 0 && 1211 yyn <= YYTABLESIZE && yycheck[yyn] == (YYINT) yystate) 1212 yystate = yytable[yyn]; 1213 else 1214 yystate = yydgoto[yym]; 1215 #if YYDEBUG 1216 if (yydebug) 1217 { 1218 fprintf(stderr, "%s[%d]: after reduction, ", YYDEBUGSTR, yydepth); 1219 #ifdef YYSTYPE_TOSTRING 1220 #if YYBTYACC 1221 if (!yytrial) 1222 #endif /* YYBTYACC */ 1223 fprintf(stderr, "result is <%s>, ", YYSTYPE_TOSTRING(yystos[yystate], yyval)); 1224 #endif 1225 fprintf(stderr, "shifting from state %d to state %d\n", *yystack.s_mark, yystate); 1226 } 1227 #endif 1228 if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow; 1229 *++yystack.s_mark = (YYINT) yystate; 1230 *++yystack.l_mark = yyval; 1231 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1232 *++yystack.p_mark = yyloc; 1233 #endif 1234 goto yyloop; 1235 #if YYBTYACC 1236 1237 /* Reduction declares that this path is valid. Set yypath and do a full parse */ 1238 yyvalid: 1239 if (yypath) YYABORT; 1240 while (yyps->save) 1241 { 1242 YYParseState *save = yyps->save; 1243 yyps->save = save->save; 1244 save->save = yypath; 1245 yypath = save; 1246 } 1247 #if YYDEBUG 1248 if (yydebug) 1249 fprintf(stderr, "%s[%d]: state %d, CONFLICT trial successful, backtracking to state %d, %d tokens\n", 1250 YYDEBUGSTR, yydepth, yystate, yypath->state, (int)(yylvp - yylvals - yypath->lexeme)); 1251 #endif 1252 if (yyerrctx) 1253 { 1254 yyFreeState(yyerrctx); 1255 yyerrctx = NULL; 1256 } 1257 yylvp = yylvals + yypath->lexeme; 1258 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1259 yylpp = yylpsns + yypath->lexeme; 1260 #endif 1261 yylexp = yylexemes + yypath->lexeme; 1262 yychar = YYEMPTY; 1263 yystack.s_mark = yystack.s_base + (yypath->yystack.s_mark - yypath->yystack.s_base); 1264 memcpy (yystack.s_base, yypath->yystack.s_base, (size_t) (yystack.s_mark - yystack.s_base + 1) * sizeof(YYINT)); 1265 yystack.l_mark = yystack.l_base + (yypath->yystack.l_mark - yypath->yystack.l_base); 1266 memcpy (yystack.l_base, yypath->yystack.l_base, (size_t) (yystack.l_mark - yystack.l_base + 1) * sizeof(YYSTYPE)); 1267 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1268 yystack.p_mark = yystack.p_base + (yypath->yystack.p_mark - yypath->yystack.p_base); 1269 memcpy (yystack.p_base, yypath->yystack.p_base, (size_t) (yystack.p_mark - yystack.p_base + 1) * sizeof(YYLTYPE)); 1270 #endif 1271 yystate = yypath->state; 1272 goto yyloop; 1273 #endif /* YYBTYACC */ 1274 1275 yyoverflow: 1276 YYERROR_CALL("yacc stack overflow"); 1277 #if YYBTYACC 1278 goto yyabort_nomem; 1279 yyenomem: 1280 YYERROR_CALL("memory exhausted"); 1281 yyabort_nomem: 1282 #endif /* YYBTYACC */ 1283 yyresult = 2; 1284 goto yyreturn; 1285 1286 yyabort: 1287 yyresult = 1; 1288 goto yyreturn; 1289 1290 yyaccept: 1291 #if YYBTYACC 1292 if (yyps->save) goto yyvalid; 1293 #endif /* YYBTYACC */ 1294 yyresult = 0; 1295 1296 yyreturn: 1297 #if defined(YYDESTRUCT_CALL) 1298 if (yychar != YYEOF && yychar != YYEMPTY) 1299 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1300 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval, &yylloc); 1301 #else 1302 YYDESTRUCT_CALL("cleanup: discarding token", yychar, &yylval); 1303 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1304 1305 { 1306 YYSTYPE *pv; 1307 #if defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) 1308 YYLTYPE *pp; 1309 1310 for (pv = yystack.l_base, pp = yystack.p_base; pv <= yystack.l_mark; ++pv, ++pp) 1311 YYDESTRUCT_CALL("cleanup: discarding state", 1312 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv, pp); 1313 #else 1314 for (pv = yystack.l_base; pv <= yystack.l_mark; ++pv) 1315 YYDESTRUCT_CALL("cleanup: discarding state", 1316 yystos[*(yystack.s_base + (pv - yystack.l_base))], pv); 1317 #endif /* defined(YYLTYPE) || defined(YYLTYPE_IS_DECLARED) */ 1318 } 1319 #endif /* defined(YYDESTRUCT_CALL) */ 1320 1321 #if YYBTYACC 1322 if (yyerrctx) 1323 { 1324 yyFreeState(yyerrctx); 1325 yyerrctx = NULL; 1326 } 1327 while (yyps) 1328 { 1329 YYParseState *save = yyps; 1330 yyps = save->save; 1331 save->save = NULL; 1332 yyFreeState(save); 1333 } 1334 while (yypath) 1335 { 1336 YYParseState *save = yypath; 1337 yypath = save->save; 1338 save->save = NULL; 1339 yyFreeState(save); 1340 } 1341 #endif /* YYBTYACC */ 1342 yyfreestack(&yystack); 1343 return (yyresult); 1344 } 1345