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📄 yacc.c

📁 用C++编写的一个编译器
💻 C
📖 第 1 页 / 共 5 页
字号:
   498,   107,   186,   498,   119,   122,-32768,     8,-32768,-32768,
-32768,   191,-32768,-32768,-32768,-32768,   145,   149,-32768,-32768,
-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,   498,
   274,   498,   357,   498,   189,   498,   141,   274,   164,   165,
-32768,-32768,-32768,-32768,-32768,-32768,-32768,    60,-32768,   498,
    61,   161,    79,   274,-32768,-32768,-32768,   274,   498,   183,
   274,   498,   274,-32768,   219,   184,   498,-32768,    80,-32768,
   274,   498,   179,   187,-32768,   180,   274,-32768,   274,-32768,
-32768,   259,-32768
};

static const short yypgoto[] = {-32768,
   240,-32768,-32768,-32768,     0,     2,-32768,   -16,   232,-32768,
-32768,-32768,-32768,   146,   -59,-32768,   216,   199,   147,     3,
-32768,   212,-32768,    -4,   -37,-32768,-32768,   106,   -75,-32768,
   310,-32768,   211,-32768,-32768,    49,-32768,-32768,-32768,-32768,
   -83,  -104,-32768,-32768,   -64,-32768,    26,    27,   -36,    28,
   138,   153,   140,   136,   151,-32768,    74,   -43,-32768
};


#define	YYLAST		727


static const short yytable[] = {    24,
   131,    25,    55,    49,   120,   169,   127,    36,    36,    45,
    36,    50,   187,   -33,   106,   125,   126,   115,   250,    24,
    43,    25,    38,   122,   133,   134,   187,   135,   136,   151,
    60,   249,    61,   152,    54,    58,   170,    70,   106,   107,
    53,    33,    47,   110,   153,   154,    67,    -5,    56,    63,
   116,    57,    58,   192,   193,   137,   124,   138,   118,   182,
   159,   160,   161,   162,   166,    63,   165,   129,   168,    73,
   167,    74,    75,    76,   179,    77,    78,   180,    37,    38,
    39,    39,    38,    39,    68,    69,   214,   195,   196,   197,
   198,   198,   198,   198,   198,   198,   198,   198,   198,   198,
   198,   198,   198,   198,   198,   174,   194,   129,   245,   171,
    34,    48,   173,    79,    80,    81,   176,    63,   120,   260,
   175,   246,   203,   204,   205,   206,   187,   187,   177,   188,
   248,   185,   186,   187,   187,    55,   278,   281,    82,   189,
   106,    83,    84,   247,   121,    69,   190,    85,    86,    87,
    88,    89,   187,   187,   243,   283,   294,   155,   156,   110,
   157,   158,   244,   163,   164,   280,   183,   184,   268,   251,
   271,   252,   273,   253,   286,   242,   254,   257,   256,    63,
   199,   200,   293,   201,   202,   198,   258,   296,   259,   261,
   207,   208,   262,   215,     1,    74,    75,    76,   289,    77,
    78,     2,     3,     4,     5,     6,     7,     8,     9,    10,
    11,    12,    13,    14,    15,    16,    17,    18,   187,   265,
   274,    19,   216,   272,   217,   218,   219,   220,   221,   222,
   223,   224,   225,   226,   276,   277,   282,    79,    80,    81,
   139,   140,   141,   142,   143,   144,   145,   146,   147,   148,
   149,   291,   269,   287,   292,   297,   299,   298,   303,    35,
    46,   178,   107,   263,    66,    83,    84,   123,    71,   108,
   181,    85,    86,    87,    88,    89,   215,     1,    74,    75,
    76,   240,    77,    78,     2,     3,     4,     5,     6,     7,
     8,     9,    10,    11,    12,    13,    14,    15,    16,    17,
    18,   270,   209,   212,    19,   216,   211,   217,   218,   219,
   220,   221,   222,   223,   224,   225,   226,     1,   210,   213,
    79,    80,    81,   266,     2,     3,     4,     5,     6,     7,
     8,     9,    10,    11,    12,    13,    14,     0,     0,     0,
     0,     0,     0,     0,     0,   107,     0,     0,    83,    84,
     0,     0,     0,     0,    85,    86,    87,    88,    89,    73,
     1,    74,    75,    76,     0,    77,    78,     2,     3,     4,
     5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
    15,    16,    17,    18,     0,     0,     0,    19,     0,    73,
   109,    74,    75,    76,     0,    77,    78,     0,     0,     0,
     0,     0,     0,    79,    80,    81,    73,     1,    74,    75,
    76,     0,    77,    78,     2,     3,     4,     5,     6,     7,
     8,     9,    10,    11,    12,    13,    14,     0,     0,     0,
     0,    83,    84,    79,    80,    81,     0,    85,    86,    87,
    88,    89,     0,     0,     0,     0,     0,     0,     0,     0,
    79,    80,    81,    73,     0,    74,    75,    76,     0,    77,
    78,    83,    84,     0,     0,   114,     0,    85,    86,    87,
    88,    89,     0,     0,     0,     0,     0,     0,    83,    84,
     0,     0,     0,     0,    85,    86,    87,    88,    89,     0,
     0,     0,     0,     0,     0,     0,     0,    79,    80,    81,
    73,     0,    74,    75,    76,     1,    77,    78,     0,     0,
     0,     0,     2,     3,     4,     5,     6,     7,     8,     9,
    10,    11,    12,    13,    14,    83,    84,   191,   255,     0,
   239,    85,    86,    87,    88,    89,     0,     0,     0,     0,
     1,   264,     0,     0,    79,    80,    81,     2,     3,     4,
     5,     6,     7,     8,     9,    10,    11,    12,    13,    14,
   267,     0,     0,     0,     0,     0,     0,   275,     0,     0,
     0,     0,    83,    84,     0,     0,     0,     0,    85,    86,
    87,    88,    89,   284,     0,     0,     0,   285,     0,     0,
   288,     0,   290,     0,     0,     0,     0,     0,     0,     0,
   295,     0,     1,     0,     0,     0,   300,     0,   301,     2,
     3,     4,     5,     6,     7,     8,     9,    10,    11,    12,
    13,    14,    15,    16,    17,    18,     1,     0,     0,    19,
     0,     0,     0,     2,     3,     4,     5,     6,     7,     8,
     9,    10,    11,    12,    13,    14,    15,    16,    17,    18,
     0,     0,     0,    19,     0,     0,     0,     0,     0,     0,
     0,   302,     0,     0,     0,     1,     0,     0,     0,     0,
     0,   119,     2,     3,     4,     5,     6,     7,     8,     9,
    10,    11,    12,    13,    14,    15,    16,    17,    18,     1,
     0,     0,    19,     0,     0,   241,     2,     3,     4,     5,
     6,     7,     8,     9,    10,    11,    12,    13,    14,    15,
    16,    17,    18,     0,     0,     0,    19,     2,     3,     4,
     5,     6,     7,     8,     9,    10,    11
};

static const short yycheck[] = {     0,
    84,     0,    40,    72,    64,    59,    82,     3,     3,    26,
     3,     3,    74,    72,    58,    80,    81,    61,    80,    20,
    25,    20,    75,    67,    45,    46,    74,    48,    49,    94,
    76,    79,    78,    75,    39,    60,    90,    77,    82,    72,
    38,     3,     3,    60,    86,    87,    60,    72,    71,    48,
    72,    74,    60,   137,   138,    76,    76,    78,    63,   124,
    54,    55,    56,    57,    88,    64,    81,    84,    58,     3,
    89,     5,     6,     7,    71,     9,    10,    74,    71,    75,
    76,    76,    75,    76,    73,    74,   170,   152,   153,   154,
   155,   156,   157,   158,   159,   160,   161,   162,   163,   164,
   165,   166,   167,   168,   169,   110,   150,   124,   184,    73,
    72,    72,   110,    47,    48,    49,    74,   116,   178,   224,
    77,   186,   159,   160,   161,   162,    74,    74,    79,    77,
    77,   129,    77,    74,    74,   173,    77,    77,    72,     3,
   184,    75,    76,   187,    73,    74,     3,    81,    82,    83,
    84,    85,    74,    74,    77,    77,    77,    82,    83,   176,
    50,    51,    77,    52,    53,   270,    73,    74,   252,    80,
   254,    76,   256,    76,   279,   180,    76,   221,    76,   178,
   155,   156,   287,   157,   158,   250,    80,   292,     3,    71,
   163,   164,    71,     3,     4,     5,     6,     7,   282,     9,
    10,    11,    12,    13,    14,    15,    16,    17,    18,    19,
    20,    21,    22,    23,    24,    25,    26,    27,    74,    71,
    80,    31,    32,    35,    34,    35,    36,    37,    38,    39,
    40,    41,    42,    43,    71,    71,    76,    47,    48,    49,
    60,    61,    62,    63,    64,    65,    66,    67,    68,    69,
    70,    33,   253,    71,    71,    77,    77,    71,     0,    20,
    29,   116,    72,    73,    49,    75,    76,    69,    57,    59,
   124,    81,    82,    83,    84,    85,     3,     4,     5,     6,
     7,   176,     9,    10,    11,    12,    13,    14,    15,    16,
    17,    18,    19,    20,    21,    22,    23,    24,    25,    26,
    27,   253,   165,   168,    31,    32,   167,    34,    35,    36,
    37,    38,    39,    40,    41,    42,    43,     4,   166,   169,
    47,    48,    49,   250,    11,    12,    13,    14,    15,    16,
    17,    18,    19,    20,    21,    22,    23,    -1,    -1,    -1,
    -1,    -1,    -1,    -1,    -1,    72,    -1,    -1,    75,    76,
    -1,    -1,    -1,    -1,    81,    82,    83,    84,    85,     3,
     4,     5,     6,     7,    -1,     9,    10,    11,    12,    13,
    14,    15,    16,    17,    18,    19,    20,    21,    22,    23,
    24,    25,    26,    27,    -1,    -1,    -1,    31,    -1,     3,
    77,     5,     6,     7,    -1,     9,    10,    -1,    -1,    -1,
    -1,    -1,    -1,    47,    48,    49,     3,     4,     5,     6,
     7,    -1,     9,    10,    11,    12,    13,    14,    15,    16,
    17,    18,    19,    20,    21,    22,    23,    -1,    -1,    -1,
    -1,    75,    76,    47,    48,    49,    -1,    81,    82,    83,
    84,    85,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
    47,    48,    49,     3,    -1,     5,     6,     7,    -1,     9,
    10,    75,    76,    -1,    -1,    79,    -1,    81,    82,    83,
    84,    85,    -1,    -1,    -1,    -1,    -1,    -1,    75,    76,
    -1,    -1,    -1,    -1,    81,    82,    83,    84,    85,    -1,
    -1,    -1,    -1,    -1,    -1,    -1,    -1,    47,    48,    49,
     3,    -1,     5,     6,     7,     4,     9,    10,    -1,    -1,
    -1,    -1,    11,    12,    13,    14,    15,    16,    17,    18,
    19,    20,    21,    22,    23,    75,    76,    77,   219,    -1,
    29,    81,    82,    83,    84,    85,    -1,    -1,    -1,    -1,
     4,   232,    -1,    -1,    47,    48,    49,    11,    12,    13,
    14,    15,    16,    17,    18,    19,    20,    21,    22,    23,
   251,    -1,    -1,    -1,    -1,    -1,    -1,   258,    -1,    -1,
    -1,    -1,    75,    76,    -1,    -1,    -1,    -1,    81,    82,
    83,    84,    85,   274,    -1,    -1,    -1,   278,    -1,    -1,
   281,    -1,   283,    -1,    -1,    -1,    -1,    -1,    -1,    -1,
   291,    -1,     4,    -1,    -1,    -1,   297,    -1,   299,    11,
    12,    13,    14,    15,    16,    17,    18,    19,    20,    21,
    22,    23,    24,    25,    26,    27,     4,    -1,    -1,    31,
    -1,    -1,    -1,    11,    12,    13,    14,    15,    16,    17,
    18,    19,    20,    21,    22,    23,    24,    25,    26,    27,
    -1,    -1,    -1,    31,    -1,    -1,    -1,    -1,    -1,    -1,
    -1,     0,    -1,    -1,    -1,     4,    -1,    -1,    -1,    -1,
    -1,    73,    11,    12,    13,    14,    15,    16,    17,    18,
    19,    20,    21,    22,    23,    24,    25,    26,    27,     4,
    -1,    -1,    31,    -1,    -1,    73,    11,    12,    13,    14,
    15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
    25,    26,    27,    -1,    -1,    -1,    31,    11,    12,    13,
    14,    15,    16,    17,    18,    19,    20
};
/* -*-C-*-  Note some compilers choke on comments on `#line' lines.  */
#line 3 "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(FROM,TO,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 (from, to, count)
     char *from;
     char *to;
     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 *from, char *to, int count)
{
  register char *f = from;
  register char *t = to;
  register int i = count;

  while (i-- > 0)
    *t++ = *f++;
}

#endif
#endif

#line 192 "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
#define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
#else
#define YYPARSE_PARAM
#define YYPARSE_PARAM_DECL
#endif

int
yyparse(YYPARSE_PARAM)
     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

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