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/* A Bison parser, made from f-exp.y by GNU Bison version 1.27 */ #define YYBISON 1 /* Identify Bison output. */ #define INT 257 #define FLOAT 258 #define STRING_LITERAL 259 #define BOOLEAN_LITERAL 260 #define NAME 261 #define TYPENAME 262 #define NAME_OR_INT 263 #define SIZEOF 264 #define ERROR 265 #define INT_KEYWORD 266 #define INT_S2_KEYWORD 267 #define LOGICAL_S1_KEYWORD 268 #define LOGICAL_S2_KEYWORD 269 #define LOGICAL_KEYWORD 270 #define REAL_KEYWORD 271 #define REAL_S8_KEYWORD 272 #define REAL_S16_KEYWORD 273 #define COMPLEX_S8_KEYWORD 274 #define COMPLEX_S16_KEYWORD 275 #define COMPLEX_S32_KEYWORD 276 #define BOOL_AND 277 #define BOOL_OR 278 #define BOOL_NOT 279 #define CHARACTER 280 #define VARIABLE 281 #define ASSIGN_MODIFY 282 #define ABOVE_COMMA 283 #define EQUAL 284 #define NOTEQUAL 285 #define LESSTHAN 286 #define GREATERTHAN 287 #define LEQ 288 #define GEQ 289 #define LSH 290 #define RSH 291 #define UNARY 292 #line 44 "f-exp.y" #include "defs.h" #include "gdb_string.h" #include "expression.h" #include "value.h" #include "parser-defs.h" #include "language.h" #include "f-lang.h" #include "bfd.h" /* Required by objfiles.h. */ #include "symfile.h" /* Required by objfiles.h. */ #include "objfiles.h" /* For have_full_symbols and have_partial_symbols */ #include <ctype.h> /* Remap normal yacc parser interface names (yyparse, yylex, yyerror, etc), as well as gratuitiously global symbol names, so we can have multiple yacc generated parsers in gdb. Note that these are only the variables produced by yacc. If other parser generators (bison, byacc, etc) produce additional global names that conflict at link time, then those parser generators need to be fixed instead of adding those names to this list. */ #define yymaxdepth f_maxdepth #define yyparse f_parse #define yylex f_lex #define yyerror f_error #define yylval f_lval #define yychar f_char #define yydebug f_debug #define yypact f_pact #define yyr1 f_r1 #define yyr2 f_r2 #define yydef f_def #define yychk f_chk #define yypgo f_pgo #define yyact f_act #define yyexca f_exca #define yyerrflag f_errflag #define yynerrs f_nerrs #define yyps f_ps #define yypv f_pv #define yys f_s #define yy_yys f_yys #define yystate f_state #define yytmp f_tmp #define yyv f_v #define yy_yyv f_yyv #define yyval f_val #define yylloc f_lloc #define yyreds f_reds /* With YYDEBUG defined */ #define yytoks f_toks /* With YYDEBUG defined */ #define yylhs f_yylhs #define yylen f_yylen #define yydefred f_yydefred #define yydgoto f_yydgoto #define yysindex f_yysindex #define yyrindex f_yyrindex #define yygindex f_yygindex #define yytable f_yytable #define yycheck f_yycheck #ifndef YYDEBUG #define YYDEBUG 1 /* Default to no yydebug support */ #endif int yyparse (void); static int yylex (void); void yyerror (char *); static void growbuf_by_size (int); static int match_string_literal (void); #line 124 "f-exp.y" typedef union { LONGEST lval; struct { LONGEST val; struct type *type; } typed_val; DOUBLEST dval; struct symbol *sym; struct type *tval; struct stoken sval; struct ttype tsym; struct symtoken ssym; int voidval; struct block *bval; enum exp_opcode opcode; struct internalvar *ivar; struct type **tvec; int *ivec; } YYSTYPE; #line 146 "f-exp.y" /* YYSTYPE gets defined by %union */ static int parse_number (char *, int, int, YYSTYPE *); #include <stdio.h> #ifndef __cplusplus #ifndef __STDC__ #define const #endif #endif #define YYFINAL 125 #define YYFLAG -32768 #define YYNTBASE 55 #define YYTRANSLATE(x) ((unsigned)(x) <= 292 ? yytranslate[x] : 71) static const char yytranslate[] = { 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 49, 35, 2, 51, 52, 47, 45, 29, 46, 2, 48, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 54, 2, 2, 31, 2, 32, 44, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 34, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 33, 2, 53, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30, 36, 37, 38, 39, 40, 41, 42, 43, 50 }; #if YYDEBUG != 0 static const short yyprhs[] = { 0, 0, 2, 4, 6, 10, 13, 16, 19, 22, 25, 28, 29, 35, 36, 38, 40, 44, 48, 52, 56, 61, 65, 69, 73, 77, 81, 85, 89, 93, 97, 101, 105, 109, 113, 117, 121, 125, 129, 133, 137, 141, 145, 147, 149, 151, 153, 155, 160, 162, 164, 166, 168, 170, 173, 175, 178, 180, 183, 185, 189, 192, 194, 197, 201, 203, 205, 207, 209, 211, 213, 215, 217, 219, 221, 223, 225, 227, 229, 231, 235, 237, 239, 241 }; static const short yyrhs[] = { 57, 0, 56, 0, 63, 0, 51, 57, 52, 0, 47, 57, 0, 35, 57, 0, 46, 57, 0, 25, 57, 0, 53, 57, 0, 10, 57, 0, 0, 57, 51, 58, 59, 52, 0, 0, 57, 0, 60, 0, 59, 29, 57, 0, 57, 54, 57, 0, 57, 29, 57, 0, 51, 61, 52, 0, 51, 63, 52, 57, 0, 57, 44, 57, 0, 57, 47, 57, 0, 57, 48, 57, 0, 57, 49, 57, 0, 57, 45, 57, 0, 57, 46, 57, 0, 57, 42, 57, 0, 57, 43, 57, 0, 57, 36, 57, 0, 57, 37, 57, 0, 57, 40, 57, 0, 57, 41, 57, 0, 57, 38, 57, 0, 57, 39, 57, 0, 57, 35, 57, 0, 57, 34, 57, 0, 57, 33, 57, 0, 57, 23, 57, 0, 57, 24, 57, 0, 57, 31, 57, 0, 57, 28, 57, 0, 3, 0, 9, 0, 4, 0, 62, 0, 27, 0, 10, 51, 63, 52, 0, 6, 0, 5, 0, 70, 0, 64, 0, 68, 0, 68, 65, 0, 47, 0, 47, 65, 0, 35, 0, 35, 65, 0, 66, 0, 51, 65, 52, 0, 66, 67, 0, 67, 0, 51, 52, 0, 51, 69, 52, 0, 8, 0, 12, 0, 13, 0, 26, 0, 16, 0, 15, 0, 14, 0, 17, 0, 18, 0, 19, 0, 20, 0, 21, 0, 22, 0, 8, 0, 63, 0, 69, 29, 63, 0, 7, 0, 8, 0, 9, 0, 7, 0 }; #endif #if YYDEBUG != 0 static const short yyrline[] = { 0, 223, 224, 227, 233, 238, 241, 244, 248, 252, 256, 265, 267, 273, 276, 280, 283, 287, 292, 296, 300, 308, 312, 316, 320, 324, 328, 332, 336, 340, 344, 348, 352, 356, 360, 364, 368, 372, 376, 381, 385, 389, 395, 402, 411, 418, 421, 424, 432, 439, 447, 491, 494, 495, 538, 540, 542, 544, 546, 549, 551, 553, 557, 559, 564, 566, 568, 570, 572, 574, 576, 578, 580, 582, 584, 586, 588, 592, 596, 601, 608, 610, 612, 616 }; #endif #if YYDEBUG != 0 || defined (YYERROR_VERBOSE) static const char * const yytname[] = { "$","error","$undefined.","INT","FLOAT", "STRING_LITERAL","BOOLEAN_LITERAL","NAME","TYPENAME","NAME_OR_INT","SIZEOF", "ERROR","INT_KEYWORD","INT_S2_KEYWORD","LOGICAL_S1_KEYWORD","LOGICAL_S2_KEYWORD", "LOGICAL_KEYWORD","REAL_KEYWORD","REAL_S8_KEYWORD","REAL_S16_KEYWORD","COMPLEX_S8_KEYWORD", "COMPLEX_S16_KEYWORD","COMPLEX_S32_KEYWORD","BOOL_AND","BOOL_OR","BOOL_NOT", "CHARACTER","VARIABLE","ASSIGN_MODIFY","','","ABOVE_COMMA","'='","'?'","'|'", "'^'","'&'","EQUAL","NOTEQUAL","LESSTHAN","GREATERTHAN","LEQ","GEQ","LSH","RSH", "'@'","'+'","'-'","'*'","'/'","'%'","UNARY","'('","')'","'~'","':'","start", "type_exp","exp","@1","arglist","substring","complexnum","variable","type","ptype", "abs_decl","direct_abs_decl","func_mod","typebase","nonempty_typelist","name_not_typename", NULL }; #endif static const short yyr1[] = { 0, 55, 55, 56, 57, 57, 57, 57, 57, 57, 57, 58, 57, 59, 59, 59, 59, 60, 61, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 62, 63, 64, 64, 65, 65, 65, 65, 65, 66, 66, 66, 67, 67, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, -1, 69, 69, -1, -1, -1, 70 }; static const short yyr2[] = { 0, 1, 1, 1, 3, 2, 2, 2, 2, 2, 2, 0, 5, 0, 1, 1, 3, 3, 3, 3, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1, 1, 2, 1, 2, 1, 2, 1, 3, 2, 1, 2, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1 }; static const short yydefact[] = { 0, 42, 44, 49, 48, 83, 64, 43, 0, 65, 66, 70, 69, 68, 71, 72, 73, 74, 75, 76, 0, 67, 46, 0, 0, 0, 0, 0, 2, 1, 45, 3, 51, 52, 50, 0, 10, 8, 6, 7, 5, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 56, 54, 0, 53, 58, 61, 0, 0, 4, 19, 0, 38, 39, 41, 40, 37, 36, 35, 29, 30, 33, 34, 31, 32, 27, 28, 21, 25, 26, 22, 23, 24, 13, 57, 55, 62, 78, 0, 0, 0, 60, 47, 18, 20, 14, 0, 15, 59, 0, 63, 0, 0, 12, 79, 17, 16, 0, 0, 0 }; static const short yydefgoto[] = { 123, 28, 41, 99, 112, 113, 42, 30, 103, 32, 70, 71, 72, 33, 105, 34 }; static const short yypact[] = { 75, -32768,-32768,-32768,-32768,-32768,-32768,-32768, 126,-32768,-32768, -32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768, 135, -32768,-32768, 135, 135, 135, 75, 135,-32768, 309,-32768, -32768,-32768, -34,-32768, 75, -49, -49, -49, -49, -49, 279, -46, -45, -49, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135, 135,-32768, -34, -34, 206,-32768, -42,-32768, -36, 135,-32768,-32768, 135, 355, 336, 309, 309, 390, 407, 161, 221, 221, -11, -11, -11, -11, 22, 22, 58, -37, -37, -49, -49, -49, 135,-32768, -32768,-32768,-32768, -33, -26, 230,-32768, 186, 309, -49, 250, -24,-32768,-32768, 397,-32768, 135, 135,-32768,-32768, 309, 309, 15, 18,-32768 }; static const short yypgoto[] = {-32768, -32768, 0,-32768,-32768,-32768,-32768,-32768, 4,-32768, -25, -32768, -50,-32768,-32768,-32768 }; #define YYLAST 458 static const short yytable[] = { 29, 67, 66, 115, 31, 118, 76, 77, 36, 106, 63, 64, 65, 68, 66, 124, 108, 69, 125, 114, 37, 107, 0, 38, 39, 40, 116, 44, 119, 0, 43, 58, 59, 60, 61, 62, 63, 64, 65, 73, 66, 0, 100, 101, 104, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 60, 61, 62, 63, 64, 65, 0, 66, 109, 0, 0, 110, 1, 2, 3, 4, 5, 6, 7, 8, 0, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 0, 111, 20, 21, 22, 61, 62, 63, 64, 65, 110, 66, 23, 0, 0, 0, 0, 0, 0, 121, 122, 120, 0, 24, 25, 0, 0, 0, 26, 0, 27, 1, 2, 3, 4, 5, 0, 7, 8, 0, 1, 2, 3, 4, 5, 0, 7, 8, 0, 0, 0, 0, 0, 20, 0, 22, 0, 0, 0, 0, 0, 0, 20, 23, 22, 0, 0, 0, 0, 0, 0, 0, 23, 0, 24, 25, 0, 0, 0, 35, 0, 27, 0, 24, 25, 0, 0, 0, 26, 0, 27, 1, 2, 3, 4, 5, 0, 7, 8, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 20, 66, 22, 6, 0, 0, 0, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 0, 0, 0, 21, 0, 0, 0, 0, 26, 6, 27, 0, 67, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 68, 0, 0, 21, 69, 102, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 0, 66, 45, 46, 0, 0, 0, 47, 0, 0, 48, 102, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 0, 66, 45, 46, 117, 0, 0, 47, 74, 0, 48, 0, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 0, 66, 75, 45, 46, 0, 0, 0, 47, 0, 0, 48, 0, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 45, 66, 0, 0, 0, 0, 0, 0, 0, 0, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 0, 66, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 6, 66, 0, 0, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 0, 0, 0, 21, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 0, 66, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 0, 66 }; static const short yycheck[] = { 0, 35, 51, 29, 0, 29, 52, 52, 8, 51, 47, 48, 49, 47, 51, 0, 52, 51, 0, 52, 20, 71, -1, 23, 24, 25, 52, 27, 52, -1, 26, 42, 43, 44, 45, 46, 47, 48, 49, 35, 51, -1, 67, 68, 69, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 44, 45, 46, 47, 48, 49, -1, 51, 74, -1, -1, 77, 3, 4, 5, 6, 7, 8, 9, 10, -1, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, -1, 99, 25, 26, 27, 45, 46, 47, 48, 49, 108, 51, 35, -1, -1, -1, -1, -1, -1, 117, 118, 115, -1, 46, 47, -1, -1, -1, 51, -1, 53, 3, 4, 5, 6, 7, -1, 9, 10, -1, 3, 4, 5, 6, 7, -1, 9, 10, -1, -1, -1, -1, -1, 25, -1, 27, -1, -1, -1, -1, -1, -1, 25, 35, 27, -1, -1, -1, -1, -1, -1, -1, 35, -1, 46, 47, -1, -1, -1, 51, -1, 53, -1, 46, 47, -1, -1, -1, 51, -1, 53, 3, 4, 5, 6, 7, -1, 9, 10, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 25, 51, 27, 8, -1, -1, -1, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, -1, -1, -1, 26, -1, -1, -1, -1, 51, 8, 53, -1, 35, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 47, -1, -1, 26, 51, 52, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, -1, 51, 23, 24, -1, -1, -1, 28, -1, -1, 31, 52, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, -1, 51, 23, 24, 54, -1, -1, 28, 29, -1, 31, -1, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, -1, 51, 52, 23, 24, -1, -1, -1, 28, -1, -1, 31, -1, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 23, 51, -1, -1, -1, -1, -1, -1, -1, -1, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, -1, 51, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 8, 51, -1, -1, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, -1, -1, -1, 26, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, -1, 51, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, -1, 51 }; /* -*-C-*- Note some compilers choke on comments on `#line' lines. */ #line 3 "/usr/lib/bison.simple" /* This file comes from bison-1.27. */ /* Skeleton output parser for bison, Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* As a special exception, when this file is copied by Bison into a Bison output file, you may use that output file without restriction. This special exception was added by the Free Software Foundation in version 1.24 of Bison. */ /* This is the parser code that is written into each bison parser when the %semantic_parser declaration is not specified in the grammar. It was written by Richard Stallman by simplifying the hairy parser used when %semantic_parser is specified. */ #ifndef YYSTACK_USE_ALLOCA #ifdef alloca #define YYSTACK_USE_ALLOCA #else /* alloca not defined */ #ifdef __GNUC__ #define YYSTACK_USE_ALLOCA #define alloca __builtin_alloca #else /* not GNU C. */ #if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386)) #define YYSTACK_USE_ALLOCA #include <alloca.h> #else /* not sparc */ /* We think this test detects Watcom and Microsoft C. */ /* This used to test MSDOS, but that is a bad idea since that symbol is in the user namespace. */ #if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__) #if 0 /* No need for xmalloc.h, which pollutes the namespace; instead, just don't use alloca. */ #endif #else /* not MSDOS, or __TURBOC__ */ #if defined(_AIX) /* I don't know what this was needed for, but it pollutes the namespace. So I turned it off. rms, 2 May 1997. */ #pragma alloca #define YYSTACK_USE_ALLOCA #else /* not MSDOS, or __TURBOC__, or _AIX */ #if 0 #ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up, and on HPUX 10. Eventually we can turn this on. */ #define YYSTACK_USE_ALLOCA #define alloca __builtin_alloca #endif /* __hpux */ #endif #endif /* not _AIX */ #endif /* not MSDOS, or __TURBOC__ */ #endif /* not sparc */ #endif /* not GNU C */ #endif /* alloca not defined */ #endif /* YYSTACK_USE_ALLOCA not defined */ #ifdef YYSTACK_USE_ALLOCA #define YYSTACK_ALLOC alloca #else #define YYSTACK_ALLOC xmalloc #endif /* Note: there must be only one dollar sign in this file. It is replaced by the list of actions, each action as one case of the switch. */ #define yyerrok (yyerrstatus = 0) #define yyclearin (yychar = YYEMPTY) #define YYEMPTY -2 #define YYEOF 0 #define YYACCEPT goto yyacceptlab #define YYABORT goto yyabortlab #define YYERROR goto yyerrlab1 /* Like YYERROR except do call yyerror. This remains here temporarily to ease the transition to the new meaning of YYERROR, for GCC. Once GCC version 2 has supplanted version 1, this can go. */ #define YYFAIL goto yyerrlab #define YYRECOVERING() (!!yyerrstatus) #define YYBACKUP(token, value) \ do \ if (yychar == YYEMPTY && yylen == 1) \ { yychar = (token), yylval = (value); \ yychar1 = YYTRANSLATE (yychar); \ YYPOPSTACK; \ goto yybackup; \ } \ else \ { yyerror ("syntax error: cannot back up"); YYERROR; } \ while (0) #define YYTERROR 1 #define YYERRCODE 256 #ifndef YYPURE #define YYLEX yylex() #endif #ifdef YYPURE #ifdef YYLSP_NEEDED #ifdef YYLEX_PARAM #define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM) #else #define YYLEX yylex(&yylval, &yylloc) #endif #else /* not YYLSP_NEEDED */ #ifdef YYLEX_PARAM #define YYLEX yylex(&yylval, YYLEX_PARAM) #else #define YYLEX yylex(&yylval) #endif #endif /* not YYLSP_NEEDED */ #endif /* If nonreentrant, generate the variables here */ #ifndef YYPURE int yychar; /* the lookahead symbol */ YYSTYPE yylval; /* the semantic value of the */ /* lookahead symbol */ #ifdef YYLSP_NEEDED YYLTYPE yylloc; /* location data for the lookahead */ /* symbol */ #endif int yynerrs; /* number of parse errors so far */ #endif /* not YYPURE */ #if YYDEBUG != 0 int yydebug; /* nonzero means print parse trace */ /* Since this is uninitialized, it does not stop multiple parsers from coexisting. */ #endif /* YYINITDEPTH indicates the initial size of the parser's stacks */ #ifndef YYINITDEPTH #define YYINITDEPTH 200 #endif /* YYMAXDEPTH is the maximum size the stacks can grow to (effective only if the built-in stack extension method is used). */ #if YYMAXDEPTH == 0 #undef YYMAXDEPTH #endif #ifndef YYMAXDEPTH #define YYMAXDEPTH 10000 #endif /* Define __yy_memcpy. Note that the size argument should be passed with type unsigned int, because that is what the non-GCC definitions require. With GCC, __builtin_memcpy takes an arg of type size_t, but it can handle unsigned int. */ #if __GNUC__ > 1 /* GNU C and GNU C++ define this. */ #define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT) #else /* not GNU C or C++ */ #ifndef __cplusplus /* This is the most reliable way to avoid incompatibilities in available built-in functions on various systems. */ static void __yy_memcpy (to, from, count) char *to; char *from; unsigned int count; { register char *f = from; register char *t = to; register int i = count; while (i-- > 0) *t++ = *f++; } #else /* __cplusplus */ /* This is the most reliable way to avoid incompatibilities in available built-in functions on various systems. */ static void __yy_memcpy (char *to, char *from, unsigned int count) { register char *t = to; register char *f = from; register int i = count; while (i-- > 0) *t++ = *f++; } #endif #endif #line 216 "/usr/lib/bison.simple" /* The user can define YYPARSE_PARAM as the name of an argument to be passed into yyparse. The argument should have type void *. It should actually point to an object. Grammar actions can access the variable by casting it to the proper pointer type. */ #ifdef YYPARSE_PARAM #ifdef __cplusplus #define YYPARSE_PARAM_ARG void *YYPARSE_PARAM #define YYPARSE_PARAM_DECL #else /* not __cplusplus */ #define YYPARSE_PARAM_ARG YYPARSE_PARAM #define YYPARSE_PARAM_DECL void *YYPARSE_PARAM; #endif /* not __cplusplus */ #else /* not YYPARSE_PARAM */ #define YYPARSE_PARAM_ARG #define YYPARSE_PARAM_DECL #endif /* not YYPARSE_PARAM */ /* Prevent warning if -Wstrict-prototypes. */ #ifdef __GNUC__ #ifdef YYPARSE_PARAM int yyparse (void *); #else int yyparse (void); #endif #endif int yyparse(YYPARSE_PARAM_ARG) YYPARSE_PARAM_DECL { register int yystate; register int yyn; register short *yyssp; register YYSTYPE *yyvsp; int yyerrstatus; /* number of tokens to shift before error messages enabled */ int yychar1 = 0; /* lookahead token as an internal (translated) token number */ short yyssa[YYINITDEPTH]; /* the state stack */ YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */ short *yyss = yyssa; /* refer to the stacks thru separate pointers */ YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to xreallocate them elsewhere */ #ifdef YYLSP_NEEDED YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */ YYLTYPE *yyls = yylsa; YYLTYPE *yylsp; #define YYPOPSTACK (yyvsp--, yyssp--, yylsp--) #else #define YYPOPSTACK (yyvsp--, yyssp--) #endif int yystacksize = YYINITDEPTH; int yyfree_stacks = 0; #ifdef YYPURE int yychar; YYSTYPE yylval; int yynerrs; #ifdef YYLSP_NEEDED YYLTYPE yylloc; #endif #endif YYSTYPE yyval; /* the variable used to return */ /* semantic values from the action */ /* routines */ int yylen; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Starting parse\n"); #endif yystate = 0; yyerrstatus = 0; yynerrs = 0; yychar = YYEMPTY; /* Cause a token to be read. */ /* Initialize stack pointers. Waste one element of value and location stack so that they stay on the same level as the state stack. The wasted elements are never initialized. */ yyssp = yyss - 1; yyvsp = yyvs; #ifdef YYLSP_NEEDED yylsp = yyls; #endif /* Push a new state, which is found in yystate . */ /* In all cases, when you get here, the value and location stacks have just been pushed. so pushing a state here evens the stacks. */ yynewstate: *++yyssp = yystate; if (yyssp >= yyss + yystacksize - 1) { /* Give user a chance to xreallocate the stack */ /* Use copies of these so that the &'s don't force the real ones into memory. */ YYSTYPE *yyvs1 = yyvs; short *yyss1 = yyss; #ifdef YYLSP_NEEDED YYLTYPE *yyls1 = yyls; #endif /* Get the current used size of the three stacks, in elements. */ int size = yyssp - yyss + 1; #ifdef yyoverflow /* Each stack pointer address is followed by the size of the data in use in that stack, in bytes. */ #ifdef YYLSP_NEEDED /* This used to be a conditional around just the two extra args, but that might be undefined if yyoverflow is a macro. */ yyoverflow("parser stack overflow", &yyss1, size * sizeof (*yyssp), &yyvs1, size * sizeof (*yyvsp), &yyls1, size * sizeof (*yylsp), &yystacksize); #else yyoverflow("parser stack overflow", &yyss1, size * sizeof (*yyssp), &yyvs1, size * sizeof (*yyvsp), &yystacksize); #endif yyss = yyss1; yyvs = yyvs1; #ifdef YYLSP_NEEDED yyls = yyls1; #endif #else /* no yyoverflow */ /* Extend the stack our own way. */ if (yystacksize >= YYMAXDEPTH) { yyerror("parser stack overflow"); if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 2; } yystacksize *= 2; if (yystacksize > YYMAXDEPTH) yystacksize = YYMAXDEPTH; #ifndef YYSTACK_USE_ALLOCA yyfree_stacks = 1; #endif yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp)); __yy_memcpy ((char *)yyss, (char *)yyss1, size * (unsigned int) sizeof (*yyssp)); yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp)); __yy_memcpy ((char *)yyvs, (char *)yyvs1, size * (unsigned int) sizeof (*yyvsp)); #ifdef YYLSP_NEEDED yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp)); __yy_memcpy ((char *)yyls, (char *)yyls1, size * (unsigned int) sizeof (*yylsp)); #endif #endif /* no yyoverflow */ yyssp = yyss + size - 1; yyvsp = yyvs + size - 1; #ifdef YYLSP_NEEDED yylsp = yyls + size - 1; #endif #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Stack size increased to %d\n", yystacksize); #endif if (yyssp >= yyss + yystacksize - 1) YYABORT; } #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Entering state %d\n", yystate); #endif goto yybackup; yybackup: /* Do appropriate processing given the current state. */ /* Read a lookahead token if we need one and don't already have one. */ /* yyresume: */ /* First try to decide what to do without reference to lookahead token. */ yyn = yypact[yystate]; if (yyn == YYFLAG) goto yydefault; /* Not known => get a lookahead token if don't already have one. */ /* yychar is either YYEMPTY or YYEOF or a valid token in external form. */ if (yychar == YYEMPTY) { #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Reading a token: "); #endif yychar = YYLEX; } /* Convert token to internal form (in yychar1) for indexing tables with */ if (yychar <= 0) /* This means end of input. */ { yychar1 = 0; yychar = YYEOF; /* Don't call YYLEX any more */ #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Now at end of input.\n"); #endif } else { yychar1 = YYTRANSLATE(yychar); #if YYDEBUG != 0 if (yydebug) { fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]); /* Give the individual parser a way to print the precise meaning of a token, for further debugging info. */ #ifdef YYPRINT YYPRINT (stderr, yychar, yylval); #endif fprintf (stderr, ")\n"); } #endif } yyn += yychar1; if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1) goto yydefault; yyn = yytable[yyn]; /* yyn is what to do for this token type in this state. Negative => reduce, -yyn is rule number. Positive => shift, yyn is new state. New state is final state => don't bother to shift, just return success. 0, or most negative number => error. */ if (yyn < 0) { if (yyn == YYFLAG) goto yyerrlab; yyn = -yyn; goto yyreduce; } else if (yyn == 0) goto yyerrlab; if (yyn == YYFINAL) YYACCEPT; /* Shift the lookahead token. */ #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]); #endif /* Discard the token being shifted unless it is eof. */ if (yychar != YYEOF) yychar = YYEMPTY; *++yyvsp = yylval; #ifdef YYLSP_NEEDED *++yylsp = yylloc; #endif /* count tokens shifted since error; after three, turn off error status. */ if (yyerrstatus) yyerrstatus--; yystate = yyn; goto yynewstate; /* Do the default action for the current state. */ yydefault: yyn = yydefact[yystate]; if (yyn == 0) goto yyerrlab; /* Do a reduction. yyn is the number of a rule to reduce with. */ yyreduce: yylen = yyr2[yyn]; if (yylen > 0) yyval = yyvsp[1-yylen]; /* implement default value of the action */ #if YYDEBUG != 0 if (yydebug) { int i; fprintf (stderr, "Reducing via rule %d (line %d), ", yyn, yyrline[yyn]); /* Print the symbols being reduced, and their result. */ for (i = yyprhs[yyn]; yyrhs[i] > 0; i++) fprintf (stderr, "%s ", yytname[yyrhs[i]]); fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]); } #endif switch (yyn) { case 3: #line 228 "f-exp.y" { write_exp_elt_opcode(OP_TYPE); write_exp_elt_type(yyvsp[0].tval); write_exp_elt_opcode(OP_TYPE); ; break;} case 4: #line 234 "f-exp.y" { ; break;} case 5: #line 239 "f-exp.y" { write_exp_elt_opcode (UNOP_IND); ; break;} case 6: #line 242 "f-exp.y" { write_exp_elt_opcode (UNOP_ADDR); ; break;} case 7: #line 245 "f-exp.y" { write_exp_elt_opcode (UNOP_NEG); ; break;} case 8: #line 249 "f-exp.y" { write_exp_elt_opcode (UNOP_LOGICAL_NOT); ; break;} case 9: #line 253 "f-exp.y" { write_exp_elt_opcode (UNOP_COMPLEMENT); ; break;} case 10: #line 257 "f-exp.y" { write_exp_elt_opcode (UNOP_SIZEOF); ; break;} case 11: #line 266 "f-exp.y" { start_arglist (); ; break;} case 12: #line 268 "f-exp.y" { write_exp_elt_opcode (OP_F77_UNDETERMINED_ARGLIST); write_exp_elt_longcst ((LONGEST) end_arglist ()); write_exp_elt_opcode (OP_F77_UNDETERMINED_ARGLIST); ; break;} case 14: #line 277 "f-exp.y" { arglist_len = 1; ; break;} case 15: #line 281 "f-exp.y" { arglist_len = 2;; break;} case 16: #line 284 "f-exp.y" { arglist_len++; ; break;} case 17: #line 288 "f-exp.y" { ; break;} case 18: #line 293 "f-exp.y" { ; break;} case 19: #line 297 "f-exp.y" { write_exp_elt_opcode(OP_COMPLEX); ; break;} case 20: #line 301 "f-exp.y" { write_exp_elt_opcode (UNOP_CAST); write_exp_elt_type (yyvsp[-2].tval); write_exp_elt_opcode (UNOP_CAST); ; break;} case 21: #line 309 "f-exp.y" { write_exp_elt_opcode (BINOP_REPEAT); ; break;} case 22: #line 313 "f-exp.y" { write_exp_elt_opcode (BINOP_MUL); ; break;} case 23: #line 317 "f-exp.y" { write_exp_elt_opcode (BINOP_DIV); ; break;} case 24: #line 321 "f-exp.y" { write_exp_elt_opcode (BINOP_REM); ; break;} case 25: #line 325 "f-exp.y" { write_exp_elt_opcode (BINOP_ADD); ; break;} case 26: #line 329 "f-exp.y" { write_exp_elt_opcode (BINOP_SUB); ; break;} case 27: #line 333 "f-exp.y" { write_exp_elt_opcode (BINOP_LSH); ; break;} case 28: #line 337 "f-exp.y" { write_exp_elt_opcode (BINOP_RSH); ; break;} case 29: #line 341 "f-exp.y" { write_exp_elt_opcode (BINOP_EQUAL); ; break;} case 30: #line 345 "f-exp.y" { write_exp_elt_opcode (BINOP_NOTEQUAL); ; break;} case 31: #line 349 "f-exp.y" { write_exp_elt_opcode (BINOP_LEQ); ; break;} case 32: #line 353 "f-exp.y" { write_exp_elt_opcode (BINOP_GEQ); ; break;} case 33: #line 357 "f-exp.y" { write_exp_elt_opcode (BINOP_LESS); ; break;} case 34: #line 361 "f-exp.y" { write_exp_elt_opcode (BINOP_GTR); ; break;} case 35: #line 365 "f-exp.y" { write_exp_elt_opcode (BINOP_BITWISE_AND); ; break;} case 36: #line 369 "f-exp.y" { write_exp_elt_opcode (BINOP_BITWISE_XOR); ; break;} case 37: #line 373 "f-exp.y" { write_exp_elt_opcode (BINOP_BITWISE_IOR); ; break;} case 38: #line 377 "f-exp.y" { write_exp_elt_opcode (BINOP_LOGICAL_AND); ; break;} case 39: #line 382 "f-exp.y" { write_exp_elt_opcode (BINOP_LOGICAL_OR); ; break;} case 40: #line 386 "f-exp.y" { write_exp_elt_opcode (BINOP_ASSIGN); ; break;} case 41: #line 390 "f-exp.y" { write_exp_elt_opcode (BINOP_ASSIGN_MODIFY); write_exp_elt_opcode (yyvsp[-1].opcode); write_exp_elt_opcode (BINOP_ASSIGN_MODIFY); ; break;} case 42: #line 396 "f-exp.y" { write_exp_elt_opcode (OP_LONG); write_exp_elt_type (yyvsp[0].typed_val.type); write_exp_elt_longcst ((LONGEST)(yyvsp[0].typed_val.val)); write_exp_elt_opcode (OP_LONG); ; break;} case 43: #line 403 "f-exp.y" { YYSTYPE val; parse_number (yyvsp[0].ssym.stoken.ptr, yyvsp[0].ssym.stoken.length, 0, &val); write_exp_elt_opcode (OP_LONG); write_exp_elt_type (val.typed_val.type); write_exp_elt_longcst ((LONGEST)val.typed_val.val); write_exp_elt_opcode (OP_LONG); ; break;} case 44: #line 412 "f-exp.y" { write_exp_elt_opcode (OP_DOUBLE); write_exp_elt_type (builtin_type_f_real_s8); write_exp_elt_dblcst (yyvsp[0].dval); write_exp_elt_opcode (OP_DOUBLE); ; break;} case 47: #line 425 "f-exp.y" { write_exp_elt_opcode (OP_LONG); write_exp_elt_type (builtin_type_f_integer); CHECK_TYPEDEF (yyvsp[-1].tval); write_exp_elt_longcst ((LONGEST) TYPE_LENGTH (yyvsp[-1].tval)); write_exp_elt_opcode (OP_LONG); ; break;} case 48: #line 433 "f-exp.y" { write_exp_elt_opcode (OP_BOOL); write_exp_elt_longcst ((LONGEST) yyvsp[0].lval); write_exp_elt_opcode (OP_BOOL); ; break;} case 49: #line 440 "f-exp.y" { write_exp_elt_opcode (OP_STRING); write_exp_string (yyvsp[0].sval); write_exp_elt_opcode (OP_STRING); ; break;} case 50: #line 448 "f-exp.y" { struct symbol *sym = yyvsp[0].ssym.sym; if (sym) { if (symbol_read_needs_frame (sym)) { if (innermost_block == 0 || contained_in (block_found, innermost_block)) innermost_block = block_found; } write_exp_elt_opcode (OP_VAR_VALUE); /* We want to use the selected frame, not another more inner frame which happens to be in the same block. */ write_exp_elt_block (NULL); write_exp_elt_sym (sym); write_exp_elt_opcode (OP_VAR_VALUE); break; } else { struct minimal_symbol *msymbol; register char *arg = copy_name (yyvsp[0].ssym.stoken); msymbol = lookup_minimal_symbol (arg, NULL, NULL); if (msymbol != NULL) { write_exp_msymbol (msymbol, lookup_function_type (builtin_type_int), builtin_type_int); } else if (!have_full_symbols () && !have_partial_symbols ()) error ("No symbol table is loaded. Use the \"file\" command."); else error ("No symbol \"%s\" in current context.", copy_name (yyvsp[0].ssym.stoken)); } ; break;} case 53: #line 496 "f-exp.y" { /* This is where the interesting stuff happens. */ int done = 0; int array_size; struct type *follow_type = yyvsp[-1].tval; struct type *range_type; while (!done) switch (pop_type ()) { case tp_end: done = 1; break; case tp_pointer: follow_type = lookup_pointer_type (follow_type); break; case tp_reference: follow_type = lookup_reference_type (follow_type); break; case tp_array: array_size = pop_type_int (); if (array_size != -1) { range_type = create_range_type ((struct type *) NULL, builtin_type_f_integer, 0, array_size - 1); follow_type = create_array_type ((struct type *) NULL, follow_type, range_type); } else follow_type = lookup_pointer_type (follow_type); break; case tp_function: follow_type = lookup_function_type (follow_type); break; } yyval.tval = follow_type; ; break;} case 54: #line 539 "f-exp.y" { push_type (tp_pointer); yyval.voidval = 0; ; break;} case 55: #line 541 "f-exp.y" { push_type (tp_pointer); yyval.voidval = yyvsp[0].voidval; ; break;} case 56: #line 543 "f-exp.y" { push_type (tp_reference); yyval.voidval = 0; ; break;} case 57: #line 545 "f-exp.y" { push_type (tp_reference); yyval.voidval = yyvsp[0].voidval; ; break;} case 59: #line 550 "f-exp.y" { yyval.voidval = yyvsp[-1].voidval; ; break;} case 60: #line 552 "f-exp.y" { push_type (tp_function); ; break;} case 61: #line 554 "f-exp.y" { push_type (tp_function); ; break;} case 62: #line 558 "f-exp.y" { yyval.voidval = 0; ; break;} case 63: #line 560 "f-exp.y" { free ((PTR)yyvsp[-1].tvec); yyval.voidval = 0; ; break;} case 64: #line 565 "f-exp.y" { yyval.tval = yyvsp[0].tsym.type; ; break;} case 65: #line 567 "f-exp.y" { yyval.tval = builtin_type_f_integer; ; break;} case 66: #line 569 "f-exp.y" { yyval.tval = builtin_type_f_integer_s2; ; break;} case 67: #line 571 "f-exp.y" { yyval.tval = builtin_type_f_character; ; break;} case 68: #line 573 "f-exp.y" { yyval.tval = builtin_type_f_logical;; break;} case 69: #line 575 "f-exp.y" { yyval.tval = builtin_type_f_logical_s2;; break;} case 70: #line 577 "f-exp.y" { yyval.tval = builtin_type_f_logical_s1;; break;} case 71: #line 579 "f-exp.y" { yyval.tval = builtin_type_f_real;; break;} case 72: #line 581 "f-exp.y" { yyval.tval = builtin_type_f_real_s8;; break;} case 73: #line 583 "f-exp.y" { yyval.tval = builtin_type_f_real_s16;; break;} case 74: #line 585 "f-exp.y" { yyval.tval = builtin_type_f_complex_s8;; break;} case 75: #line 587 "f-exp.y" { yyval.tval = builtin_type_f_complex_s16;; break;} case 76: #line 589 "f-exp.y" { yyval.tval = builtin_type_f_complex_s32;; break;} case 78: #line 597 "f-exp.y" { yyval.tvec = (struct type **) xmalloc (sizeof (struct type *) * 2); yyval.ivec[0] = 1; /* Number of types in vector */ yyval.tvec[1] = yyvsp[0].tval; ; break;} case 79: #line 602 "f-exp.y" { int len = sizeof (struct type *) * (++(yyvsp[-2].ivec[0]) + 1); yyval.tvec = (struct type **) xrealloc ((char *) yyvsp[-2].tvec, len); yyval.tvec[yyval.ivec[0]] = yyvsp[0].tval; ; break;} case 80: #line 609 "f-exp.y" { yyval.sval = yyvsp[0].ssym.stoken; ; break;} case 81: #line 611 "f-exp.y" { yyval.sval = yyvsp[0].tsym.stoken; ; break;} case 82: #line 613 "f-exp.y" { yyval.sval = yyvsp[0].ssym.stoken; ; break;} } /* the action file gets copied in in place of this dollarsign */ #line 542 "/usr/lib/bison.simple" yyvsp -= yylen; yyssp -= yylen; #ifdef YYLSP_NEEDED yylsp -= yylen; #endif #if YYDEBUG != 0 if (yydebug) { short *ssp1 = yyss - 1; fprintf (stderr, "state stack now"); while (ssp1 != yyssp) fprintf (stderr, " %d", *++ssp1); fprintf (stderr, "\n"); } #endif *++yyvsp = yyval; #ifdef YYLSP_NEEDED yylsp++; if (yylen == 0) { yylsp->first_line = yylloc.first_line; yylsp->first_column = yylloc.first_column; yylsp->last_line = (yylsp-1)->last_line; yylsp->last_column = (yylsp-1)->last_column; yylsp->text = 0; } else { yylsp->last_line = (yylsp+yylen-1)->last_line; yylsp->last_column = (yylsp+yylen-1)->last_column; } #endif /* Now "shift" the result of the reduction. Determine what state that goes to, based on the state we popped back to and the rule number reduced by. */ yyn = yyr1[yyn]; yystate = yypgoto[yyn - YYNTBASE] + *yyssp; if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp) yystate = yytable[yystate]; else yystate = yydefgoto[yyn - YYNTBASE]; goto yynewstate; yyerrlab: /* here on detecting error */ if (! yyerrstatus) /* If not already recovering from an error, report this error. */ { ++yynerrs; #ifdef YYERROR_VERBOSE yyn = yypact[yystate]; if (yyn > YYFLAG && yyn < YYLAST) { int size = 0; char *msg; int x, count; count = 0; /* Start X at -yyn if nec to avoid negative indexes in yycheck. */ for (x = (yyn < 0 ? -yyn : 0); x < (sizeof(yytname) / sizeof(char *)); x++) if (yycheck[x + yyn] == x) size += strlen(yytname[x]) + 15, count++; msg = (char *) xmalloc(size + 15); if (msg != 0) { strcpy(msg, "parse error"); if (count < 5) { count = 0; for (x = (yyn < 0 ? -yyn : 0); x < (sizeof(yytname) / sizeof(char *)); x++) if (yycheck[x + yyn] == x) { strcat(msg, count == 0 ? ", expecting `" : " or `"); strcat(msg, yytname[x]); strcat(msg, "'"); count++; } } yyerror(msg); free(msg); } else yyerror ("parse error; also virtual memory exceeded"); } else #endif /* YYERROR_VERBOSE */ yyerror("parse error"); } goto yyerrlab1; yyerrlab1: /* here on error raised explicitly by an action */ if (yyerrstatus == 3) { /* if just tried and failed to reuse lookahead token after an error, discard it. */ /* return failure if at end of input */ if (yychar == YYEOF) YYABORT; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]); #endif yychar = YYEMPTY; } /* Else will try to reuse lookahead token after shifting the error token. */ yyerrstatus = 3; /* Each real token shifted decrements this */ goto yyerrhandle; yyerrdefault: /* current state does not do anything special for the error token. */ #if 0 /* This is wrong; only states that explicitly want error tokens should shift them. */ yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/ if (yyn) goto yydefault; #endif yyerrpop: /* pop the current state because it cannot handle the error token */ if (yyssp == yyss) YYABORT; yyvsp--; yystate = *--yyssp; #ifdef YYLSP_NEEDED yylsp--; #endif #if YYDEBUG != 0 if (yydebug) { short *ssp1 = yyss - 1; fprintf (stderr, "Error: state stack now"); while (ssp1 != yyssp) fprintf (stderr, " %d", *++ssp1); fprintf (stderr, "\n"); } #endif yyerrhandle: yyn = yypact[yystate]; if (yyn == YYFLAG) goto yyerrdefault; yyn += YYTERROR; if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR) goto yyerrdefault; yyn = yytable[yyn]; if (yyn < 0) { if (yyn == YYFLAG) goto yyerrpop; yyn = -yyn; goto yyreduce; } else if (yyn == 0) goto yyerrpop; if (yyn == YYFINAL) YYACCEPT; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Shifting error token, "); #endif *++yyvsp = yylval; #ifdef YYLSP_NEEDED *++yylsp = yylloc; #endif yystate = yyn; goto yynewstate; yyacceptlab: /* YYACCEPT comes here. */ if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 0; yyabortlab: /* YYABORT comes here. */ if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 1; } #line 626 "f-exp.y" /* Take care of parsing a number (anything that starts with a digit). Set yylval and return the token type; update lexptr. LEN is the number of characters in it. */ /*** Needs some error checking for the float case ***/ static int parse_number (p, len, parsed_float, putithere) register char *p; register int len; int parsed_float; YYSTYPE *putithere; { register LONGEST n = 0; register LONGEST prevn = 0; register int c; register int base = input_radix; int unsigned_p = 0; int long_p = 0; ULONGEST high_bit; struct type *signed_type; struct type *unsigned_type; if (parsed_float) { /* It's a float since it contains a point or an exponent. */ /* [dD] is not understood as an exponent by atof, change it to 'e'. */ char *tmp, *tmp2; tmp = xstrdup (p); for (tmp2 = tmp; *tmp2; ++tmp2) if (*tmp2 == 'd' || *tmp2 == 'D') *tmp2 = 'e'; putithere->dval = atof (tmp); free (tmp); return FLOAT; } /* Handle base-switching prefixes 0x, 0t, 0d, 0 */ if (p[0] == '0') switch (p[1]) { case 'x': case 'X': if (len >= 3) { p += 2; base = 16; len -= 2; } break; case 't': case 'T': case 'd': case 'D': if (len >= 3) { p += 2; base = 10; len -= 2; } break; default: base = 8; break; } while (len-- > 0) { c = *p++; if (isupper (c)) c = tolower (c); if (len == 0 && c == 'l') long_p = 1; else if (len == 0 && c == 'u') unsigned_p = 1; else { int i; if (c >= '0' && c <= '9') i = c - '0'; else if (c >= 'a' && c <= 'f') i = c - 'a' + 10; else return ERROR; /* Char not a digit */ if (i >= base) return ERROR; /* Invalid digit in this base */ n *= base; n += i; } /* Portably test for overflow (only works for nonzero values, so make a second check for zero). */ if ((prevn >= n) && n != 0) unsigned_p=1; /* Try something unsigned */ /* If range checking enabled, portably test for unsigned overflow. */ if (RANGE_CHECK && n != 0) { if ((unsigned_p && (unsigned)prevn >= (unsigned)n)) range_error("Overflow on numeric constant."); } prevn = n; } /* If the number is too big to be an int, or it's got an l suffix then it's a long. Work out if this has to be a long by shifting right and and seeing if anything remains, and the target int size is different to the target long size. In the expression below, we could have tested (n >> TARGET_INT_BIT) to see if it was zero, but too many compilers warn about that, when ints and longs are the same size. So we shift it twice, with fewer bits each time, for the same result. */ if ((TARGET_INT_BIT != TARGET_LONG_BIT && ((n >> 2) >> (TARGET_INT_BIT-2))) /* Avoid shift warning */ || long_p) { high_bit = ((ULONGEST)1) << (TARGET_LONG_BIT-1); unsigned_type = builtin_type_unsigned_long; signed_type = builtin_type_long; } else { high_bit = ((ULONGEST)1) << (TARGET_INT_BIT-1); unsigned_type = builtin_type_unsigned_int; signed_type = builtin_type_int; } putithere->typed_val.val = n; /* If the high bit of the worked out type is set then this number has to be unsigned. */ if (unsigned_p || (n & high_bit)) putithere->typed_val.type = unsigned_type; else putithere->typed_val.type = signed_type; return INT; } struct token { char *operator; int token; enum exp_opcode opcode; }; static const struct token dot_ops[] = { { ".and.", BOOL_AND, BINOP_END }, { ".AND.", BOOL_AND, BINOP_END }, { ".or.", BOOL_OR, BINOP_END }, { ".OR.", BOOL_OR, BINOP_END }, { ".not.", BOOL_NOT, BINOP_END }, { ".NOT.", BOOL_NOT, BINOP_END }, { ".eq.", EQUAL, BINOP_END }, { ".EQ.", EQUAL, BINOP_END }, { ".eqv.", EQUAL, BINOP_END }, { ".NEQV.", NOTEQUAL, BINOP_END }, { ".neqv.", NOTEQUAL, BINOP_END }, { ".EQV.", EQUAL, BINOP_END }, { ".ne.", NOTEQUAL, BINOP_END }, { ".NE.", NOTEQUAL, BINOP_END }, { ".le.", LEQ, BINOP_END }, { ".LE.", LEQ, BINOP_END }, { ".ge.", GEQ, BINOP_END }, { ".GE.", GEQ, BINOP_END }, { ".gt.", GREATERTHAN, BINOP_END }, { ".GT.", GREATERTHAN, BINOP_END }, { ".lt.", LESSTHAN, BINOP_END }, { ".LT.", LESSTHAN, BINOP_END }, { NULL, 0, 0 } }; struct f77_boolean_val { char *name; int value; }; static const struct f77_boolean_val boolean_values[] = { { ".true.", 1 }, { ".TRUE.", 1 }, { ".false.", 0 }, { ".FALSE.", 0 }, { NULL, 0 } }; static const struct token f77_keywords[] = { { "complex_16", COMPLEX_S16_KEYWORD, BINOP_END }, { "complex_32", COMPLEX_S32_KEYWORD, BINOP_END }, { "character", CHARACTER, BINOP_END }, { "integer_2", INT_S2_KEYWORD, BINOP_END }, { "logical_1", LOGICAL_S1_KEYWORD, BINOP_END }, { "logical_2", LOGICAL_S2_KEYWORD, BINOP_END }, { "complex_8", COMPLEX_S8_KEYWORD, BINOP_END }, { "integer", INT_KEYWORD, BINOP_END }, { "logical", LOGICAL_KEYWORD, BINOP_END }, { "real_16", REAL_S16_KEYWORD, BINOP_END }, { "complex", COMPLEX_S8_KEYWORD, BINOP_END }, { "sizeof", SIZEOF, BINOP_END }, { "real_8", REAL_S8_KEYWORD, BINOP_END }, { "real", REAL_KEYWORD, BINOP_END }, { NULL, 0, 0 } }; /* Implementation of a dynamically expandable buffer for processing input characters acquired through lexptr and building a value to return in yylval. Ripped off from ch-exp.y */ static char *tempbuf; /* Current buffer contents */ static int tempbufsize; /* Size of allocated buffer */ static int tempbufindex; /* Current index into buffer */ #define GROWBY_MIN_SIZE 64 /* Minimum amount to grow buffer by */ #define CHECKBUF(size) \ do { \ if (tempbufindex + (size) >= tempbufsize) \ { \ growbuf_by_size (size); \ } \ } while (0); /* Grow the static temp buffer if necessary, including allocating the first one on demand. */ static void growbuf_by_size (count) int count; { int growby; growby = max (count, GROWBY_MIN_SIZE); tempbufsize += growby; if (tempbuf == NULL) tempbuf = (char *) xmalloc (tempbufsize); else tempbuf = (char *) xrealloc (tempbuf, tempbufsize); } /* Blatantly ripped off from ch-exp.y. This routine recognizes F77 string-literals. Recognize a string literal. A string literal is a nonzero sequence of characters enclosed in matching single quotes, except that a single character inside single quotes is a character literal, which we reject as a string literal. To embed the terminator character inside a string, it is simply doubled (I.E. 'this''is''one''string') */ static int match_string_literal () { char *tokptr = lexptr; for (tempbufindex = 0, tokptr++; *tokptr != '\0'; tokptr++) { CHECKBUF (1); if (*tokptr == *lexptr) { if (*(tokptr + 1) == *lexptr) tokptr++; else break; } tempbuf[tempbufindex++] = *tokptr; } if (*tokptr == '\0' /* no terminator */ || tempbufindex == 0) /* no string */ return 0; else { tempbuf[tempbufindex] = '\0'; yylval.sval.ptr = tempbuf; yylval.sval.length = tempbufindex; lexptr = ++tokptr; return STRING_LITERAL; } } /* Read one token, getting characters through lexptr. */ static int yylex () { int c; int namelen; unsigned int i,token; char *tokstart; retry: tokstart = lexptr; /* First of all, let us make sure we are not dealing with the special tokens .true. and .false. which evaluate to 1 and 0. */ if (*lexptr == '.') { for (i = 0; boolean_values[i].name != NULL; i++) { if STREQN (tokstart, boolean_values[i].name, strlen (boolean_values[i].name)) { lexptr += strlen (boolean_values[i].name); yylval.lval = boolean_values[i].value; return BOOLEAN_LITERAL; } } } /* See if it is a special .foo. operator */ for (i = 0; dot_ops[i].operator != NULL; i++) if (STREQN (tokstart, dot_ops[i].operator, strlen (dot_ops[i].operator))) { lexptr += strlen (dot_ops[i].operator); yylval.opcode = dot_ops[i].opcode; return dot_ops[i].token; } switch (c = *tokstart) { case 0: return 0; case ' ': case '\t': case '\n': lexptr++; goto retry; case '\'': token = match_string_literal (); if (token != 0) return (token); break; case '(': paren_depth++; lexptr++; return c; case ')': if (paren_depth == 0) return 0; paren_depth--; lexptr++; return c; case ',': if (comma_terminates && paren_depth == 0) return 0; lexptr++; return c; case '.': /* Might be a floating point number. */ if (lexptr[1] < '0' || lexptr[1] > '9') goto symbol; /* Nope, must be a symbol. */ /* FALL THRU into number case. */ case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': { /* It's a number. */ int got_dot = 0, got_e = 0, got_d = 0, toktype; register char *p = tokstart; int hex = input_radix > 10; if (c == '0' && (p[1] == 'x' || p[1] == 'X')) { p += 2; hex = 1; } else if (c == '0' && (p[1]=='t' || p[1]=='T' || p[1]=='d' || p[1]=='D')) { p += 2; hex = 0; } for (;; ++p) { if (!hex && !got_e && (*p == 'e' || *p == 'E')) got_dot = got_e = 1; else if (!hex && !got_d && (*p == 'd' || *p == 'D')) got_dot = got_d = 1; else if (!hex && !got_dot && *p == '.') got_dot = 1; else if (((got_e && (p[-1] == 'e' || p[-1] == 'E')) || (got_d && (p[-1] == 'd' || p[-1] == 'D'))) && (*p == '-' || *p == '+')) /* This is the sign of the exponent, not the end of the number. */ continue; /* We will take any letters or digits. parse_number will complain if past the radix, or if L or U are not final. */ else if ((*p < '0' || *p > '9') && ((*p < 'a' || *p > 'z') && (*p < 'A' || *p > 'Z'))) break; } toktype = parse_number (tokstart, p - tokstart, got_dot|got_e|got_d, &yylval); if (toktype == ERROR) { char *err_copy = (char *) alloca (p - tokstart + 1); memcpy (err_copy, tokstart, p - tokstart); err_copy[p - tokstart] = 0; error ("Invalid number \"%s\".", err_copy); } lexptr = p; return toktype; } case '+': case '-': case '*': case '/': case '%': case '|': case '&': case '^': case '~': case '!': case '@': case '<': case '>': case '[': case ']': case '?': case ':': case '=': case '{': case '}': symbol: lexptr++; return c; } if (!(c == '_' || c == '$' || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'))) /* We must have come across a bad character (e.g. ';'). */ error ("Invalid character '%c' in expression.", c); namelen = 0; for (c = tokstart[namelen]; (c == '_' || c == '$' || (c >= '0' && c <= '9') || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')); c = tokstart[++namelen]); /* The token "if" terminates the expression and is NOT removed from the input stream. */ if (namelen == 2 && tokstart[0] == 'i' && tokstart[1] == 'f') return 0; lexptr += namelen; /* Catch specific keywords. */ for (i = 0; f77_keywords[i].operator != NULL; i++) if (STREQN(tokstart, f77_keywords[i].operator, strlen(f77_keywords[i].operator))) { /* lexptr += strlen(f77_keywords[i].operator); */ yylval.opcode = f77_keywords[i].opcode; return f77_keywords[i].token; } yylval.sval.ptr = tokstart; yylval.sval.length = namelen; if (*tokstart == '$') { write_dollar_variable (yylval.sval); return VARIABLE; } /* Use token-type TYPENAME for symbols that happen to be defined currently as names of types; NAME for other symbols. The caller is not constrained to care about the distinction. */ { char *tmp = copy_name (yylval.sval); struct symbol *sym; int is_a_field_of_this = 0; int hextype; sym = lookup_symbol (tmp, expression_context_block, VAR_NAMESPACE, current_language->la_language == language_cplus ? &is_a_field_of_this : NULL, NULL); if (sym && SYMBOL_CLASS (sym) == LOC_TYPEDEF) { yylval.tsym.type = SYMBOL_TYPE (sym); return TYPENAME; } if ((yylval.tsym.type = lookup_primitive_typename (tmp)) != 0) return TYPENAME; /* Input names that aren't symbols but ARE valid hex numbers, when the input radix permits them, can be names or numbers depending on the parse. Note we support radixes > 16 here. */ if (!sym && ((tokstart[0] >= 'a' && tokstart[0] < 'a' + input_radix - 10) || (tokstart[0] >= 'A' && tokstart[0] < 'A' + input_radix - 10))) { YYSTYPE newlval; /* Its value is ignored. */ hextype = parse_number (tokstart, namelen, 0, &newlval); if (hextype == INT) { yylval.ssym.sym = sym; yylval.ssym.is_a_field_of_this = is_a_field_of_this; return NAME_OR_INT; } } /* Any other kind of symbol */ yylval.ssym.sym = sym; yylval.ssym.is_a_field_of_this = is_a_field_of_this; return NAME; } } void yyerror (msg) char *msg; { error ("A %s in expression, near `%s'.", (msg ? msg : "error"), lexptr); }
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