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-
- /* A Bison parser, made from parser.y
- by GNU Bison version 1.25
- */
-
- #define YYBISON 1 /* Identify Bison output. */
-
- #define yyparse mmparse
- #define yylex mmlex
- #define yyerror mmerror
- #define yylval mmlval
- #define yychar mmchar
- #define yydebug mmdebug
- #define yynerrs mmnerrs
- #define T_IDENT 258
- #define T_STRING 259
- #define T_INT 260
- #define T_FLOAT 261
- #define T_RANGE 262
- #define T_IF 263
- #define T_THEN 264
- #define T_ELSE 265
- #define T_END 266
- #define T_WHILE 267
- #define T_DO 268
- #define T_OR 269
- #define T_AND 270
- #define T_EQUAL 271
- #define T_LESSEQUAL 272
- #define T_GREATEREQUAL 273
- #define T_NOTEQUAL 274
- #define UNARY 275
- #define T_CONVERT 276
-
- #line 25 "parser.y"
-
- #include <stdio.h>
-
- #include "mathmap.h"
- #include "exprtree.h"
- #include "builtins.h"
- #include "jump.h"
-
- extern exprtree *theExprtree;
-
- #line 36 "parser.y"
- typedef union {
- ident ident;
- exprtree *exprtree;
- } YYSTYPE;
- #include <stdio.h>
-
- #ifndef __cplusplus
- #ifndef __STDC__
- #define const
- #endif
- #endif
-
-
-
- #define YYFINAL 104
- #define YYFLAG -32768
- #define YYNTBASE 39
-
- #define YYTRANSLATE(x) ((unsigned)(x) <= 276 ? yytranslate[x] : 47)
-
- 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, 37, 2, 2, 2, 28, 2, 2, 35,
- 36, 26, 24, 38, 25, 2, 27, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 31, 14, 19,
- 15, 20, 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, 34, 29, 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, 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, 2, 3, 4, 5,
- 6, 7, 8, 9, 10, 11, 12, 13, 16, 17,
- 18, 21, 22, 23, 30, 32
- };
-
- #if YYDEBUG != 0
- static const short yyprhs[] = { 0,
- 0, 2, 4, 6, 8, 12, 17, 24, 28, 32,
- 36, 40, 44, 48, 52, 56, 60, 64, 68, 72,
- 76, 80, 84, 88, 91, 94, 98, 103, 108, 115,
- 119, 126, 130, 136, 144, 150, 156, 157, 159, 161,
- 165, 167, 171, 173, 177, 179, 182, 184
- };
-
- static const short yyrhs[] = { 40,
- 0, 5, 0, 6, 0, 3, 0, 33, 42, 34,
- 0, 3, 33, 43, 34, 0, 35, 40, 36, 33,
- 43, 34, 0, 3, 31, 40, 0, 3, 32, 40,
- 0, 40, 24, 40, 0, 40, 25, 40, 0, 40,
- 26, 40, 0, 40, 27, 40, 0, 40, 28, 40,
- 0, 40, 29, 40, 0, 40, 18, 40, 0, 40,
- 19, 40, 0, 40, 20, 40, 0, 40, 21, 40,
- 0, 40, 22, 40, 0, 40, 23, 40, 0, 40,
- 16, 40, 0, 40, 17, 40, 0, 25, 40, 0,
- 37, 40, 0, 35, 40, 36, 0, 3, 35, 41,
- 36, 0, 3, 35, 4, 36, 0, 3, 35, 4,
- 38, 42, 36, 0, 3, 15, 40, 0, 3, 33,
- 43, 34, 15, 40, 0, 40, 14, 40, 0, 8,
- 40, 9, 40, 46, 0, 8, 40, 9, 40, 45,
- 40, 46, 0, 12, 40, 13, 40, 46, 0, 13,
- 40, 12, 40, 46, 0, 0, 42, 0, 40, 0,
- 42, 38, 40, 0, 44, 0, 43, 38, 44, 0,
- 40, 0, 5, 7, 5, 0, 10, 0, 14, 10,
- 0, 11, 0, 14, 11, 0
- };
-
- #endif
-
- #if YYDEBUG != 0
- static const short yyrline[] = { 0,
- 58, 61, 62, 63, 64, 65, 67, 68, 69, 70,
- 72, 74, 76, 78, 80, 82, 84, 86, 88, 91,
- 94, 97, 99, 101, 103, 105, 106, 108, 110, 112,
- 113, 115, 116, 118, 122, 124, 128, 129, 132, 133,
- 136, 137, 140, 141, 145, 146, 149, 150
- };
- #endif
-
-
- #if YYDEBUG != 0 || defined (YYERROR_VERBOSE)
-
- static const char * const yytname[] = { "$","error","$undefined.","T_IDENT",
- "T_STRING","T_INT","T_FLOAT","T_RANGE","T_IF","T_THEN","T_ELSE","T_END","T_WHILE",
- "T_DO","';'","'='","T_OR","T_AND","T_EQUAL","'<'","'>'","T_LESSEQUAL","T_GREATEREQUAL",
- "T_NOTEQUAL","'+'","'-'","'*'","'/'","'%'","'^'","UNARY","':'","T_CONVERT","'['",
- "']'","'('","')'","'!'","','","start","expr","arglist","exprlist","subscripts",
- "subscript","else","end", NULL
- };
- #endif
-
- static const short yyr1[] = { 0,
- 39, 40, 40, 40, 40, 40, 40, 40, 40, 40,
- 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
- 40, 40, 40, 40, 40, 40, 40, 40, 40, 40,
- 40, 40, 40, 40, 40, 40, 41, 41, 42, 42,
- 43, 43, 44, 44, 45, 45, 46, 46
- };
-
- static const short yyr2[] = { 0,
- 1, 1, 1, 1, 3, 4, 6, 3, 3, 3,
- 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
- 3, 3, 3, 2, 2, 3, 4, 4, 6, 3,
- 6, 3, 5, 7, 5, 5, 0, 1, 1, 3,
- 1, 3, 1, 3, 1, 2, 1, 2
- };
-
- static const short yydefact[] = { 0,
- 4, 2, 3, 0, 0, 0, 0, 0, 0, 0,
- 1, 0, 0, 0, 0, 37, 0, 0, 0, 24,
- 39, 0, 0, 25, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 30,
- 8, 9, 2, 43, 0, 41, 0, 0, 38, 0,
- 0, 0, 5, 0, 26, 32, 22, 23, 16, 17,
- 18, 19, 20, 21, 10, 11, 12, 13, 14, 15,
- 0, 6, 0, 28, 0, 27, 0, 0, 0, 40,
- 0, 44, 0, 42, 0, 45, 47, 0, 0, 33,
- 0, 35, 36, 0, 31, 29, 46, 48, 0, 7,
- 34, 0, 0, 0
- };
-
- static const short yydefgoto[] = { 102,
- 21, 48, 22, 45, 46, 89, 90
- };
-
- static const short yypact[] = { 107,
- 9,-32768,-32768, 107, 107, 107, 107, 107, 107, 107,
- 251, 107, 107, 107, 118, 74, 161, 235, 218,-32768,
- 251, 11, 140,-32768, 107, 107, 107, 107, 107, 107,
- 107, 107, 107, 107, 107, 107, 107, 107, 107, 265,
- -32768,-32768, 1, 251, 19,-32768, 10, -25, -16, 107,
- 107, 107,-32768, 107, 14, 265, 277, 277, -8, -8,
- -8, -8, -8, -8, 108, 108, 32, 32, 32, 32,
- 38, 48, 118,-32768, 107,-32768, 181, 200, 200, 251,
- 118,-32768, 107,-32768, 20,-32768,-32768, 59, 107,-32768,
- 92,-32768,-32768, 21, 265,-32768,-32768,-32768, 200,-32768,
- -32768, 66, 68,-32768
- };
-
- static const short yypgoto[] = {-32768,
- 0,-32768, -15, -7, 2,-32768, -76
- };
-
-
- #define YYLAST 306
-
-
- static const short yytable[] = { 11,
- 49, 92, 93, 17, 18, 19, 20, 71, 23, 24,
- 76, 40, 41, 42, 44, 34, 35, 36, 37, 38,
- 39, 54, 101, 12, 56, 57, 58, 59, 60, 61,
- 62, 63, 64, 65, 66, 67, 68, 69, 70, 13,
- 14, 15, 82, 16, 53, 74, 81, 75, 54, 77,
- 78, 79, 72, 80, 100, 96, 73, 54, 73, 85,
- 39, 1, 83, 2, 3, 103, 4, 104, 97, 98,
- 5, 6, 44, 94, 84, 0, 1, 47, 2, 3,
- 44, 4, 95, 7, 0, 5, 6, 56, 99, 0,
- 56, 8, 0, 9, 1, 10, 2, 3, 7, 4,
- 0, 0, 98, 5, 6, 0, 8, 0, 9, 1,
- 10, 2, 3, 0, 4, 0, 7, 0, 5, 6,
- 1, 0, 43, 3, 8, 4, 9, 0, 10, 5,
- 6, 7, 0, 36, 37, 38, 39, 0, 0, 8,
- 0, 9, 7, 10, 0, 0, 0, 0, 0, 0,
- 8, 0, 9, 25, 10, 26, 27, 28, 29, 30,
- 31, 32, 33, 34, 35, 36, 37, 38, 39, 50,
- 0, 0, 0, 0, 25, 55, 26, 27, 28, 29,
- 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
- 86, 87, 0, 0, 88, 0, 26, 27, 28, 29,
- 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
- 87, 0, 0, 91, 0, 26, 27, 28, 29, 30,
- 31, 32, 33, 34, 35, 36, 37, 38, 39, 52,
- 0, 25, 0, 26, 27, 28, 29, 30, 31, 32,
- 33, 34, 35, 36, 37, 38, 39, 51, 25, 0,
- 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
- 36, 37, 38, 39, 25, 0, 26, 27, 28, 29,
- 30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
- 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
- 36, 37, 38, 39, 28, 29, 30, 31, 32, 33,
- 34, 35, 36, 37, 38, 39
- };
-
- static const short yycheck[] = { 0,
- 16, 78, 79, 4, 5, 6, 7, 7, 9, 10,
- 36, 12, 13, 14, 15, 24, 25, 26, 27, 28,
- 29, 38, 99, 15, 25, 26, 27, 28, 29, 30,
- 31, 32, 33, 34, 35, 36, 37, 38, 39, 31,
- 32, 33, 5, 35, 34, 36, 33, 38, 38, 50,
- 51, 52, 34, 54, 34, 36, 38, 38, 38, 75,
- 29, 3, 15, 5, 6, 0, 8, 0, 10, 11,
- 12, 13, 73, 81, 73, -1, 3, 4, 5, 6,
- 81, 8, 83, 25, -1, 12, 13, 88, 89, -1,
- 91, 33, -1, 35, 3, 37, 5, 6, 25, 8,
- -1, -1, 11, 12, 13, -1, 33, -1, 35, 3,
- 37, 5, 6, -1, 8, -1, 25, -1, 12, 13,
- 3, -1, 5, 6, 33, 8, 35, -1, 37, 12,
- 13, 25, -1, 26, 27, 28, 29, -1, -1, 33,
- -1, 35, 25, 37, -1, -1, -1, -1, -1, -1,
- 33, -1, 35, 14, 37, 16, 17, 18, 19, 20,
- 21, 22, 23, 24, 25, 26, 27, 28, 29, 9,
- -1, -1, -1, -1, 14, 36, 16, 17, 18, 19,
- 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
- 10, 11, -1, -1, 14, -1, 16, 17, 18, 19,
- 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
- 11, -1, -1, 14, -1, 16, 17, 18, 19, 20,
- 21, 22, 23, 24, 25, 26, 27, 28, 29, 12,
- -1, 14, -1, 16, 17, 18, 19, 20, 21, 22,
- 23, 24, 25, 26, 27, 28, 29, 13, 14, -1,
- 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
- 26, 27, 28, 29, 14, -1, 16, 17, 18, 19,
- 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
- 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
- 26, 27, 28, 29, 18, 19, 20, 21, 22, 23,
- 24, 25, 26, 27, 28, 29
- };
- /* -*-C-*- Note some compilers choke on comments on `#line' lines. */
- #line 3 "/cygnus/cygwin-b20/share/bison.simple"
-
- /* 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., 675 Mass Ave, Cambridge, MA 02139, 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. */
-
- #ifndef alloca
- #ifdef __GNUC__
- #define alloca __builtin_alloca
- #else /* not GNU C. */
- #if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi)
- #include <alloca.h>
- #else /* not sparc */
- #if defined (MSDOS) && !defined (__TURBOC__)
- #include <malloc.h>
- #else /* not MSDOS, or __TURBOC__ */
- #if defined(_AIX)
- #include <malloc.h>
- #pragma alloca
- #else /* not MSDOS, __TURBOC__, or _AIX */
- #ifdef __hpux
- #ifdef __cplusplus
- extern "C" {
- void *alloca (unsigned int);
- };
- #else /* not __cplusplus */
- void *alloca ();
- #endif /* not __cplusplus */
- #endif /* __hpux */
- #endif /* not _AIX */
- #endif /* not MSDOS, or __TURBOC__ */
- #endif /* not sparc. */
- #endif /* not GNU C. */
- #endif /* alloca not defined. */
-
- /* 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. */
-
- /* 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 return(0)
- #define YYABORT return(1)
- #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
-
- /* Prevent warning if -Wstrict-prototypes. */
- #ifdef __GNUC__
- int yyparse (void);
- #endif
-
- #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;
- 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, int count)
- {
- register char *f = from;
- register char *t = to;
- register int i = count;
-
- while (i-- > 0)
- *t++ = *f++;
- }
-
- #endif
- #endif
-
- #line 196 "/cygnus/cygwin-b20/share/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 */
-
- 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 reallocate 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;
-
- #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 reallocate 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");
- return 2;
- }
- yystacksize *= 2;
- if (yystacksize > YYMAXDEPTH)
- yystacksize = YYMAXDEPTH;
- yyss = (short *) alloca (yystacksize * sizeof (*yyssp));
- __yy_memcpy ((char *)yyss, (char *)yyss1, size * sizeof (*yyssp));
- yyvs = (YYSTYPE *) alloca (yystacksize * sizeof (*yyvsp));
- __yy_memcpy ((char *)yyvs, (char *)yyvs1, size * sizeof (*yyvsp));
- #ifdef YYLSP_NEEDED
- yyls = (YYLTYPE *) alloca (yystacksize * sizeof (*yylsp));
- __yy_memcpy ((char *)yyls, (char *)yyls1, size * 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 1:
- #line 58 "parser.y"
- { theExprtree = yyvsp[0].exprtree; ;
- break;}
- case 2:
- #line 61 "parser.y"
- { yyval.exprtree = yyvsp[0].exprtree; ;
- break;}
- case 3:
- #line 62 "parser.y"
- { yyval.exprtree = yyvsp[0].exprtree; ;
- break;}
- case 4:
- #line 63 "parser.y"
- { yyval.exprtree = make_var(yyvsp[0].ident); ;
- break;}
- case 5:
- #line 64 "parser.y"
- { yyval.exprtree = make_tuple(yyvsp[-1].exprtree); ;
- break;}
- case 6:
- #line 66 "parser.y"
- { yyval.exprtree = make_select(make_var(yyvsp[-3].ident), make_tuple(yyvsp[-1].exprtree)); ;
- break;}
- case 7:
- #line 67 "parser.y"
- { yyval.exprtree = make_select(yyvsp[-4].exprtree, make_tuple(yyvsp[-1].exprtree)); ;
- break;}
- case 8:
- #line 68 "parser.y"
- { yyval.exprtree = make_cast(yyvsp[-2].ident, yyvsp[0].exprtree); ;
- break;}
- case 9:
- #line 69 "parser.y"
- { yyval.exprtree = make_convert(yyvsp[-2].ident, yyvsp[0].exprtree); ;
- break;}
- case 10:
- #line 70 "parser.y"
- { yyval.exprtree = make_function("__add",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 11:
- #line 72 "parser.y"
- { yyval.exprtree = make_function("__sub",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 12:
- #line 74 "parser.y"
- { yyval.exprtree = make_function("__mul",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 13:
- #line 76 "parser.y"
- { yyval.exprtree = make_function("__div",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 14:
- #line 78 "parser.y"
- { yyval.exprtree = make_function("__mod",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 15:
- #line 80 "parser.y"
- { yyval.exprtree = make_function("__pow",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 16:
- #line 82 "parser.y"
- { yyval.exprtree = make_function("__equal",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 17:
- #line 84 "parser.y"
- { yyval.exprtree = make_function("__less",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 18:
- #line 86 "parser.y"
- { yyval.exprtree = make_function("__greater",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 19:
- #line 89 "parser.y"
- { yyval.exprtree = make_function("__lessequal",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 20:
- #line 92 "parser.y"
- { yyval.exprtree = make_function("__greaterequal",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 21:
- #line 95 "parser.y"
- { yyval.exprtree = make_function("__notequal",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 22:
- #line 97 "parser.y"
- { yyval.exprtree = make_function("__or",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 23:
- #line 99 "parser.y"
- { yyval.exprtree = make_function("__and",
- exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree)); ;
- break;}
- case 24:
- #line 102 "parser.y"
- { yyval.exprtree = make_function("__neg", yyvsp[0].exprtree); ;
- break;}
- case 25:
- #line 104 "parser.y"
- { yyval.exprtree = make_function("__not", yyvsp[0].exprtree); ;
- break;}
- case 26:
- #line 105 "parser.y"
- { yyval.exprtree = yyvsp[-1].exprtree; ;
- break;}
- case 27:
- #line 107 "parser.y"
- { yyval.exprtree = make_function(yyvsp[-3].ident, yyvsp[-1].exprtree); ;
- break;}
- case 28:
- #line 109 "parser.y"
- { yyval.exprtree = make_userval(yyvsp[-3].ident, yyvsp[-1].ident, 0); ;
- break;}
- case 29:
- #line 111 "parser.y"
- { yyval.exprtree = make_userval(yyvsp[-5].ident, yyvsp[-3].ident, yyvsp[-1].exprtree); ;
- break;}
- case 30:
- #line 112 "parser.y"
- { yyval.exprtree = make_assignment(yyvsp[-2].ident, yyvsp[0].exprtree); ;
- break;}
- case 31:
- #line 114 "parser.y"
- { yyval.exprtree = make_sub_assignment(yyvsp[-5].ident, make_tuple(yyvsp[-3].exprtree), yyvsp[0].exprtree); ;
- break;}
- case 32:
- #line 115 "parser.y"
- { yyval.exprtree = make_sequence(yyvsp[-2].exprtree, yyvsp[0].exprtree); ;
- break;}
- case 33:
- #line 117 "parser.y"
- { yyval.exprtree = make_if_then(yyvsp[-3].exprtree, yyvsp[-1].exprtree); ;
- break;}
- case 34:
- #line 119 "parser.y"
- { yyval.exprtree = make_if_then_else(yyvsp[-5].exprtree,
- yyvsp[-3].exprtree,
- yyvsp[-1].exprtree); ;
- break;}
- case 35:
- #line 123 "parser.y"
- { yyval.exprtree = make_while(yyvsp[-3].exprtree, yyvsp[-1].exprtree); ;
- break;}
- case 36:
- #line 125 "parser.y"
- { yyval.exprtree = make_do_while(yyvsp[-3].exprtree, yyvsp[-1].exprtree); ;
- break;}
- case 37:
- #line 128 "parser.y"
- { yyval.exprtree = 0; ;
- break;}
- case 38:
- #line 129 "parser.y"
- { yyval.exprtree = yyvsp[0].exprtree; ;
- break;}
- case 39:
- #line 132 "parser.y"
- { yyval.exprtree = yyvsp[0].exprtree; ;
- break;}
- case 40:
- #line 133 "parser.y"
- { yyval.exprtree = exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree); ;
- break;}
- case 41:
- #line 136 "parser.y"
- { yyval.exprtree = yyvsp[0].exprtree; ;
- break;}
- case 42:
- #line 137 "parser.y"
- { yyval.exprtree = exprlist_append(yyvsp[-2].exprtree, yyvsp[0].exprtree); ;
- break;}
- case 43:
- #line 140 "parser.y"
- { yyval.exprtree = yyvsp[0].exprtree; ;
- break;}
- case 44:
- #line 141 "parser.y"
- { yyval.exprtree = make_range(yyvsp[-2].exprtree->val.tuple_const.data[1],
- yyvsp[0].exprtree->val.tuple_const.data[3]); ;
- break;}
- }
- /* the action file gets copied in in place of this dollarsign */
- #line 498 "/cygnus/cygwin-b20/share/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 *) malloc(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;
- }
- #line 153 "parser.y"
-
-
- int
- yyerror (char *s)
- {
- sprintf(error_string, "Parse error.");
- JUMP(1);
-
- return 0;
- }
-