macssh/gmp/demos/calc.c

1302 lines
39 KiB
C
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2001-03-07 09:55:27 +00:00
/* A Bison parser, made from calc.y
by GNU Bison version 1.28 */
#define YYBISON 1 /* Identify Bison output. */
#define EOS 257
#define BAD 258
#define HEX 259
#define DECIMAL 260
#define QUIT 261
#define ABS 262
#define BIN 263
#define FIB 264
#define GCD 265
#define LCM 266
#define NEXTPRIME 267
#define POWM 268
#define ROOT 269
#define SQRT 270
#define NUMBER 271
#define VARIABLE 272
#define LOR 273
#define LAND 274
#define EQ 275
#define NE 276
#define LE 277
#define GE 278
#define LSHIFT 279
#define RSHIFT 280
#define UMINUS 281
#line 99 "calc.y"
#include <stdio.h>
#include <stdlib.h>
#include "gmp.h"
#define numberof(x) (sizeof (x) / sizeof ((x)[0]))
int ibase = 0;
int obase = 10;
/* The stack is a fixed size, which means there's a limit on the nesting
allowed in expressions. A more sophisticated program could let it grow
dynamically. */
mpz_t stack[100];
mpz_ptr sp = stack[0];
#define CHECK_OVERFLOW() \
if (sp >= stack[numberof(stack)]) \
{ \
fprintf (stderr, \
"Value stack overflow, too much nesting in expression\n"); \
YYERROR; \
}
#define CHECK_EMPTY() \
if (sp != stack[0]) \
{ \
fprintf (stderr, "Oops, expected the value stack to be empty\n"); \
sp = stack[0]; \
}
mpz_t variable[26];
#define CHECK_VARIABLE(var) \
if ((var) < 0 || (var) >= numberof (variable)) \
{ \
fprintf (stderr, "Oops, bad variable somehow: %d\n", var); \
YYERROR; \
}
#define CHECK_UI(name,z) \
if (! mpz_fits_ulong_p (z)) \
{ \
fprintf (stderr, \
"Operand must fit in an \"unsigned long\" for %s\n", name); \
YYERROR; \
}
#line 155 "calc.y"
typedef union {
char *str;
int var;
} YYSTYPE;
#include <stdio.h>
#ifndef __cplusplus
#ifndef __STDC__
#define const
#endif
#endif
#define YYFINAL 107
#define YYFLAG -32768
#define YYNTBASE 41
#define YYTRANSLATE(x) ((unsigned)(x) <= 281 ? 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, 36, 2, 2, 2, 33, 2, 2, 38,
39, 31, 29, 40, 30, 2, 32, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 21,
37, 22, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 35, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 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, 23, 24, 25, 26, 27, 28,
34
};
#if YYDEBUG != 0
static const short yyprhs[] = { 0,
0, 2, 5, 8, 12, 15, 16, 18, 22, 24,
26, 28, 32, 36, 40, 44, 48, 52, 56, 60,
64, 67, 70, 74, 78, 82, 86, 90, 94, 98,
102, 107, 114, 119, 124, 129, 134, 143, 150, 155,
157, 159, 161, 165, 167
};
static const short yyrhs[] = { 43,
0, 42, 43, 0, 43, 3, 0, 42, 43, 3,
0, 1, 3, 0, 0, 44, 0, 18, 37, 44,
0, 5, 0, 6, 0, 7, 0, 38, 44, 39,
0, 44, 29, 44, 0, 44, 30, 44, 0, 44,
31, 44, 0, 44, 32, 44, 0, 44, 33, 44,
0, 44, 35, 44, 0, 44, 27, 44, 0, 44,
28, 44, 0, 44, 36, 0, 30, 44, 0, 44,
21, 44, 0, 44, 25, 44, 0, 44, 23, 44,
0, 44, 24, 44, 0, 44, 26, 44, 0, 44,
22, 44, 0, 44, 20, 44, 0, 44, 19, 44,
0, 8, 38, 44, 39, 0, 9, 38, 44, 40,
44, 39, 0, 10, 38, 44, 39, 0, 11, 38,
45, 39, 0, 12, 38, 46, 39, 0, 13, 38,
44, 39, 0, 14, 38, 44, 40, 44, 40, 44,
39, 0, 15, 38, 44, 40, 44, 39, 0, 16,
38, 44, 39, 0, 18, 0, 17, 0, 44, 0,
45, 40, 44, 0, 44, 0, 46, 40, 44, 0
};
#endif
#if YYDEBUG != 0
static const short yyrline[] = { 0,
179, 181, 183, 185, 186, 188, 190, 195, 201, 202,
203, 208, 210, 211, 212, 213, 214, 215, 217, 219,
221, 223, 225, 226, 227, 228, 229, 230, 232, 233,
235, 236, 238, 240, 241, 242, 243, 244, 246, 248,
254, 264, 266, 268, 270
};
#endif
#if YYDEBUG != 0 || defined (YYERROR_VERBOSE)
static const char * const yytname[] = { "$","error","$undefined.","EOS","BAD",
"HEX","DECIMAL","QUIT","ABS","BIN","FIB","GCD","LCM","NEXTPRIME","POWM","ROOT",
"SQRT","NUMBER","VARIABLE","LOR","LAND","'<'","'>'","EQ","NE","LE","GE","LSHIFT",
"RSHIFT","'+'","'-'","'*'","'/'","'%'","UMINUS","'^'","'!'","'='","'('","')'",
"','","top","statements","statement","e","gcdlist","lcmlist", NULL
};
#endif
static const short yyr1[] = { 0,
41, 41, 42, 42, 42, 43, 43, 43, 43, 43,
43, 44, 44, 44, 44, 44, 44, 44, 44, 44,
44, 44, 44, 44, 44, 44, 44, 44, 44, 44,
44, 44, 44, 44, 44, 44, 44, 44, 44, 44,
44, 45, 45, 46, 46
};
static const short yyr2[] = { 0,
1, 2, 2, 3, 2, 0, 1, 3, 1, 1,
1, 3, 3, 3, 3, 3, 3, 3, 3, 3,
2, 2, 3, 3, 3, 3, 3, 3, 3, 3,
4, 6, 4, 4, 4, 4, 8, 6, 4, 1,
1, 1, 3, 1, 3
};
static const short yydefact[] = { 0,
0, 9, 10, 11, 0, 0, 0, 0, 0, 0,
0, 0, 0, 41, 40, 0, 0, 6, 1, 7,
5, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 40, 22, 0, 2, 3, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 21, 0, 0, 0, 42, 0, 44, 0,
0, 0, 0, 0, 8, 12, 4, 30, 29, 23,
28, 25, 26, 24, 27, 19, 20, 13, 14, 15,
16, 17, 18, 31, 0, 33, 34, 0, 35, 0,
36, 0, 0, 39, 0, 43, 45, 0, 0, 32,
0, 38, 0, 37, 0, 0, 0
};
static const short yydefgoto[] = { 105,
18, 19, 20, 58, 60
};
static const short yypact[] = { 37,
15,-32768,-32768,-32768, -19, -18, 1, 3, 23, 26,
28, 30, 32,-32768, 34, 92, 92, 81, 62, 368,
-32768, 92, 92, 92, 92, 92, 92, 92, 92, 92,
92,-32768, -33, 200, 70,-32768, 92, 92, 92, 92,
92, 92, 92, 92, 92, 92, 92, 92, 92, 92,
92, 92,-32768, 221, 112, 242, 368, -35, 368, -23,
263, 134, 156, 284, 368,-32768,-32768, 385, 401, 417,
417, 417, 417, 417, 417, 27, 27, 47, 47, -33,
-33, -33, -33,-32768, 92,-32768,-32768, 92,-32768, 92,
-32768, 92, 92,-32768, 305, 368, 368, 178, 326,-32768,
92,-32768, 347,-32768, 84, 113,-32768
};
static const short yypgoto[] = {-32768,
-32768, 63, -16,-32768,-32768
};
#define YYLAST 453
static const short yytable[] = { 33,
34, 52, 53, 87, 88, 54, 55, 56, 57, 59,
61, 62, 63, 64, 65, 89, 90, 21, 22, 23,
68, 69, 70, 71, 72, 73, 74, 75, 76, 77,
78, 79, 80, 81, 82, 83, -6, 1, 24, -6,
25, 2, 3, 4, 5, 6, 7, 8, 9, 10,
11, 12, 13, 14, 15, 47, 48, 49, 50, 51,
26, 52, 53, 27, 36, 28, 16, 29, 95, 30,
31, 96, 67, 97, 17, 98, 99, 49, 50, 51,
35, 52, 53, 106, 103, 2, 3, 4, 5, 6,
7, 8, 9, 10, 11, 12, 13, 14, 15, 5,
6, 7, 8, 9, 10, 11, 12, 13, 14, 32,
16, 0, 107, 0, 0, 0, 0, 0, 17, 0,
0, 16, 0, 0, 0, 0, 0, 0, 0, 17,
37, 38, 39, 40, 41, 42, 43, 44, 45, 46,
47, 48, 49, 50, 51, 0, 52, 53, 0, 0,
0, 85, 37, 38, 39, 40, 41, 42, 43, 44,
45, 46, 47, 48, 49, 50, 51, 0, 52, 53,
0, 0, 0, 92, 37, 38, 39, 40, 41, 42,
43, 44, 45, 46, 47, 48, 49, 50, 51, 0,
52, 53, 0, 0, 0, 93, 37, 38, 39, 40,
41, 42, 43, 44, 45, 46, 47, 48, 49, 50,
51, 0, 52, 53, 0, 0, 0, 101, 37, 38,
39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
49, 50, 51, 0, 52, 53, 0, 0, 66, 37,
38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
48, 49, 50, 51, 0, 52, 53, 0, 0, 84,
37, 38, 39, 40, 41, 42, 43, 44, 45, 46,
47, 48, 49, 50, 51, 0, 52, 53, 0, 0,
86, 37, 38, 39, 40, 41, 42, 43, 44, 45,
46, 47, 48, 49, 50, 51, 0, 52, 53, 0,
0, 91, 37, 38, 39, 40, 41, 42, 43, 44,
45, 46, 47, 48, 49, 50, 51, 0, 52, 53,
0, 0, 94, 37, 38, 39, 40, 41, 42, 43,
44, 45, 46, 47, 48, 49, 50, 51, 0, 52,
53, 0, 0, 100, 37, 38, 39, 40, 41, 42,
43, 44, 45, 46, 47, 48, 49, 50, 51, 0,
52, 53, 0, 0, 102, 37, 38, 39, 40, 41,
42, 43, 44, 45, 46, 47, 48, 49, 50, 51,
0, 52, 53, 0, 0, 104, 37, 38, 39, 40,
41, 42, 43, 44, 45, 46, 47, 48, 49, 50,
51, 0, 52, 53, 38, 39, 40, 41, 42, 43,
44, 45, 46, 47, 48, 49, 50, 51, 0, 52,
53, 39, 40, 41, 42, 43, 44, 45, 46, 47,
48, 49, 50, 51, 0, 52, 53,-32768,-32768,-32768,
-32768,-32768,-32768, 45, 46, 47, 48, 49, 50, 51,
0, 52, 53
};
static const short yycheck[] = { 16,
17, 35, 36, 39, 40, 22, 23, 24, 25, 26,
27, 28, 29, 30, 31, 39, 40, 3, 38, 38,
37, 38, 39, 40, 41, 42, 43, 44, 45, 46,
47, 48, 49, 50, 51, 52, 0, 1, 38, 3,
38, 5, 6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 29, 30, 31, 32, 33,
38, 35, 36, 38, 3, 38, 30, 38, 85, 38,
37, 88, 3, 90, 38, 92, 93, 31, 32, 33,
18, 35, 36, 0, 101, 5, 6, 7, 8, 9,
10, 11, 12, 13, 14, 15, 16, 17, 18, 8,
9, 10, 11, 12, 13, 14, 15, 16, 17, 18,
30, -1, 0, -1, -1, -1, -1, -1, 38, -1,
-1, 30, -1, -1, -1, -1, -1, -1, -1, 38,
19, 20, 21, 22, 23, 24, 25, 26, 27, 28,
29, 30, 31, 32, 33, -1, 35, 36, -1, -1,
-1, 40, 19, 20, 21, 22, 23, 24, 25, 26,
27, 28, 29, 30, 31, 32, 33, -1, 35, 36,
-1, -1, -1, 40, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32, 33, -1,
35, 36, -1, -1, -1, 40, 19, 20, 21, 22,
23, 24, 25, 26, 27, 28, 29, 30, 31, 32,
33, -1, 35, 36, -1, -1, -1, 40, 19, 20,
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
31, 32, 33, -1, 35, 36, -1, -1, 39, 19,
20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
30, 31, 32, 33, -1, 35, 36, -1, -1, 39,
19, 20, 21, 22, 23, 24, 25, 26, 27, 28,
29, 30, 31, 32, 33, -1, 35, 36, -1, -1,
39, 19, 20, 21, 22, 23, 24, 25, 26, 27,
28, 29, 30, 31, 32, 33, -1, 35, 36, -1,
-1, 39, 19, 20, 21, 22, 23, 24, 25, 26,
27, 28, 29, 30, 31, 32, 33, -1, 35, 36,
-1, -1, 39, 19, 20, 21, 22, 23, 24, 25,
26, 27, 28, 29, 30, 31, 32, 33, -1, 35,
36, -1, -1, 39, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32, 33, -1,
35, 36, -1, -1, 39, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
-1, 35, 36, -1, -1, 39, 19, 20, 21, 22,
23, 24, 25, 26, 27, 28, 29, 30, 31, 32,
33, -1, 35, 36, 20, 21, 22, 23, 24, 25,
26, 27, 28, 29, 30, 31, 32, 33, -1, 35,
36, 21, 22, 23, 24, 25, 26, 27, 28, 29,
30, 31, 32, 33, -1, 35, 36, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
-1, 35, 36
};
/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
#line 3 "/usr/share/misc/bison.simple"
/* This file comes from bison-1.28. */
/* 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 malloc.h, which pollutes the namespace;
instead, just don't use alloca. */
#include <malloc.h>
#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. */
/* #include <malloc.h> */
#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 malloc
#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 217 "/usr/share/misc/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 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;
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 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");
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 5:
#line 186 "calc.y"
{ sp = stack[0]; yyerrok; ;
break;}
case 7:
#line 190 "calc.y"
{
mpz_out_str (stdout, obase, sp); putchar ('\n');
sp--;
CHECK_EMPTY ();
;
break;}
case 8:
#line 195 "calc.y"
{
CHECK_VARIABLE (yyvsp[-2].var);
mpz_swap (variable[yyvsp[-2].var], sp);
sp--;
CHECK_EMPTY ();
;
break;}
case 9:
#line 201 "calc.y"
{ ibase = 16; obase = -16; ;
break;}
case 10:
#line 202 "calc.y"
{ ibase = 0; obase = 10; ;
break;}
case 11:
#line 203 "calc.y"
{ exit (0); ;
break;}
case 13:
#line 210 "calc.y"
{ sp--; mpz_add (sp, sp, sp+1); ;
break;}
case 14:
#line 211 "calc.y"
{ sp--; mpz_sub (sp, sp, sp+1); ;
break;}
case 15:
#line 212 "calc.y"
{ sp--; mpz_mul (sp, sp, sp+1); ;
break;}
case 16:
#line 213 "calc.y"
{ sp--; mpz_fdiv_q (sp, sp, sp+1); ;
break;}
case 17:
#line 214 "calc.y"
{ sp--; mpz_fdiv_r (sp, sp, sp+1); ;
break;}
case 18:
#line 215 "calc.y"
{ CHECK_UI ("exponentiation", sp);
sp--; mpz_pow_ui (sp, sp, mpz_get_ui (sp+1)); ;
break;}
case 19:
#line 217 "calc.y"
{ CHECK_UI ("lshift", sp);
sp--; mpz_mul_2exp (sp, sp, mpz_get_ui (sp+1)); ;
break;}
case 20:
#line 219 "calc.y"
{ CHECK_UI ("rshift", sp);
sp--; mpz_fdiv_q_2exp (sp, sp, mpz_get_ui (sp+1)); ;
break;}
case 21:
#line 221 "calc.y"
{ CHECK_UI ("factorial", sp);
mpz_fac_ui (sp, mpz_get_ui (sp)); ;
break;}
case 22:
#line 223 "calc.y"
{ mpz_neg (sp, sp); ;
break;}
case 23:
#line 225 "calc.y"
{ sp--; mpz_set_ui (sp, mpz_cmp (sp, sp+1) < 0); ;
break;}
case 24:
#line 226 "calc.y"
{ sp--; mpz_set_ui (sp, mpz_cmp (sp, sp+1) <= 0); ;
break;}
case 25:
#line 227 "calc.y"
{ sp--; mpz_set_ui (sp, mpz_cmp (sp, sp+1) == 0); ;
break;}
case 26:
#line 228 "calc.y"
{ sp--; mpz_set_ui (sp, mpz_cmp (sp, sp+1) != 0); ;
break;}
case 27:
#line 229 "calc.y"
{ sp--; mpz_set_ui (sp, mpz_cmp (sp, sp+1) >= 0); ;
break;}
case 28:
#line 230 "calc.y"
{ sp--; mpz_set_ui (sp, mpz_cmp (sp, sp+1) > 0); ;
break;}
case 29:
#line 232 "calc.y"
{ sp--; mpz_set_ui (sp, mpz_sgn (sp) && mpz_sgn (sp+1)); ;
break;}
case 30:
#line 233 "calc.y"
{ sp--; mpz_set_ui (sp, mpz_sgn (sp) || mpz_sgn (sp+1)); ;
break;}
case 31:
#line 235 "calc.y"
{ mpz_abs (sp, sp); ;
break;}
case 32:
#line 236 "calc.y"
{ sp--; CHECK_UI ("binomial", sp+1);
mpz_bin_ui (sp, sp, mpz_get_ui (sp+1)); ;
break;}
case 33:
#line 238 "calc.y"
{ CHECK_UI ("fibonacci", sp);
mpz_fib_ui (sp, mpz_get_ui (sp)); ;
break;}
case 36:
#line 242 "calc.y"
{ mpz_nextprime (sp, sp); ;
break;}
case 37:
#line 243 "calc.y"
{ sp -= 2; mpz_powm (sp, sp, sp+1, sp+2); ;
break;}
case 38:
#line 244 "calc.y"
{ sp--; CHECK_UI ("nth-root", sp+1);
mpz_root (sp, sp, mpz_get_ui (sp+1)); ;
break;}
case 39:
#line 246 "calc.y"
{ mpz_sqrt (sp, sp); ;
break;}
case 40:
#line 248 "calc.y"
{
sp++;
CHECK_OVERFLOW ();
CHECK_VARIABLE (yyvsp[0].var);
mpz_set (sp, variable[yyvsp[0].var]);
;
break;}
case 41:
#line 254 "calc.y"
{
sp++;
CHECK_OVERFLOW ();
if (mpz_set_str (sp, yyvsp[0].str, ibase) != 0)
{
fprintf (stderr, "Invalid number: %s\n", yyvsp[0].str);
YYERROR;
}
;
break;}
case 43:
#line 266 "calc.y"
{ sp--; mpz_gcd (sp, sp, sp+1); ;
break;}
case 45:
#line 270 "calc.y"
{ sp--; mpz_lcm (sp, sp, sp+1); ;
break;}
}
/* the action file gets copied in in place of this dollarsign */
#line 543 "/usr/share/misc/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;
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 272 "calc.y"
yyerror (char *s)
{
fprintf (stderr, "%s\n", s);
}
int
main (void)
{
int i;
for (i = 0; i < numberof (variable); i++)
mpz_init (variable[i]);
for (i = 0; i < numberof (stack); i++)
mpz_init (stack[i]);
return yyparse ();
}