693 lines
18 KiB
C
693 lines
18 KiB
C
/* original parser id follows */
|
|
/* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */
|
|
/* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */
|
|
|
|
#define YYBYACC 1
|
|
#define YYMAJOR 1
|
|
#define YYMINOR 9
|
|
#define YYCHECK "yyyymmdd"
|
|
|
|
#define YYEMPTY (-1)
|
|
#define yyclearin (yychar = YYEMPTY)
|
|
#define yyerrok (yyerrflag = 0)
|
|
#define YYRECOVERING() (yyerrflag != 0)
|
|
#define YYENOMEM (-2)
|
|
#define YYEOF 0
|
|
|
|
#ifndef yyparse
|
|
#define yyparse calc3_parse
|
|
#endif /* yyparse */
|
|
|
|
#ifndef yylex
|
|
#define yylex calc3_lex
|
|
#endif /* yylex */
|
|
|
|
#ifndef yyerror
|
|
#define yyerror calc3_error
|
|
#endif /* yyerror */
|
|
|
|
#ifndef yychar
|
|
#define yychar calc3_char
|
|
#endif /* yychar */
|
|
|
|
#ifndef yyval
|
|
#define yyval calc3_val
|
|
#endif /* yyval */
|
|
|
|
#ifndef yylval
|
|
#define yylval calc3_lval
|
|
#endif /* yylval */
|
|
|
|
#ifndef yydebug
|
|
#define yydebug calc3_debug
|
|
#endif /* yydebug */
|
|
|
|
#ifndef yynerrs
|
|
#define yynerrs calc3_nerrs
|
|
#endif /* yynerrs */
|
|
|
|
#ifndef yyerrflag
|
|
#define yyerrflag calc3_errflag
|
|
#endif /* yyerrflag */
|
|
|
|
#ifndef yylhs
|
|
#define yylhs calc3_lhs
|
|
#endif /* yylhs */
|
|
|
|
#ifndef yylen
|
|
#define yylen calc3_len
|
|
#endif /* yylen */
|
|
|
|
#ifndef yydefred
|
|
#define yydefred calc3_defred
|
|
#endif /* yydefred */
|
|
|
|
#ifndef yydgoto
|
|
#define yydgoto calc3_dgoto
|
|
#endif /* yydgoto */
|
|
|
|
#ifndef yysindex
|
|
#define yysindex calc3_sindex
|
|
#endif /* yysindex */
|
|
|
|
#ifndef yyrindex
|
|
#define yyrindex calc3_rindex
|
|
#endif /* yyrindex */
|
|
|
|
#ifndef yygindex
|
|
#define yygindex calc3_gindex
|
|
#endif /* yygindex */
|
|
|
|
#ifndef yytable
|
|
#define yytable calc3_table
|
|
#endif /* yytable */
|
|
|
|
#ifndef yycheck
|
|
#define yycheck calc3_check
|
|
#endif /* yycheck */
|
|
|
|
#ifndef yyname
|
|
#define yyname calc3_name
|
|
#endif /* yyname */
|
|
|
|
#ifndef yyrule
|
|
#define yyrule calc3_rule
|
|
#endif /* yyrule */
|
|
#define YYPREFIX "calc3_"
|
|
|
|
#define YYPURE 1
|
|
|
|
#line 9 "calc3.y"
|
|
# include <stdio.h>
|
|
# include <ctype.h>
|
|
|
|
#ifdef YYBISON
|
|
#define YYSTYPE int
|
|
#define YYLEX_PARAM base
|
|
#define YYLEX_DECL() yylex(YYSTYPE *yylval, int *YYLEX_PARAM)
|
|
#define YYERROR_DECL() yyerror(int regs[26], int *base, const char *s)
|
|
int YYLEX_DECL();
|
|
static void YYERROR_DECL();
|
|
#endif
|
|
|
|
#line 114 "calc3.tab.c"
|
|
|
|
#if ! defined(YYSTYPE) && ! defined(YYSTYPE_IS_DECLARED)
|
|
/* Default: YYSTYPE is the semantic value type. */
|
|
typedef int YYSTYPE;
|
|
# define YYSTYPE_IS_DECLARED 1
|
|
#endif
|
|
|
|
/* compatibility with bison */
|
|
#ifdef YYPARSE_PARAM
|
|
/* compatibility with FreeBSD */
|
|
# ifdef YYPARSE_PARAM_TYPE
|
|
# define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
|
|
# else
|
|
# define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
|
|
# endif
|
|
#else
|
|
# define YYPARSE_DECL() yyparse(int regs[26], int *base)
|
|
#endif
|
|
|
|
/* Parameters sent to lex. */
|
|
#ifdef YYLEX_PARAM
|
|
# ifdef YYLEX_PARAM_TYPE
|
|
# define YYLEX_DECL() yylex(YYSTYPE *yylval, YYLEX_PARAM_TYPE YYLEX_PARAM)
|
|
# else
|
|
# define YYLEX_DECL() yylex(YYSTYPE *yylval, void * YYLEX_PARAM)
|
|
# endif
|
|
# define YYLEX yylex(&yylval, YYLEX_PARAM)
|
|
#else
|
|
# define YYLEX_DECL() yylex(YYSTYPE *yylval, int *base)
|
|
# define YYLEX yylex(&yylval, base)
|
|
#endif
|
|
|
|
/* Parameters sent to yyerror. */
|
|
#ifndef YYERROR_DECL
|
|
#define YYERROR_DECL() yyerror(int regs[26], int *base, const char *s)
|
|
#endif
|
|
#ifndef YYERROR_CALL
|
|
#define YYERROR_CALL(msg) yyerror(regs, base, msg)
|
|
#endif
|
|
|
|
extern int YYPARSE_DECL();
|
|
|
|
#define DIGIT 257
|
|
#define LETTER 258
|
|
#define UMINUS 259
|
|
#define YYERRCODE 256
|
|
typedef int YYINT;
|
|
static const YYINT calc3_lhs[] = { -1,
|
|
0, 0, 0, 1, 1, 2, 2, 2, 2, 2,
|
|
2, 2, 2, 2, 2, 2, 3, 3,
|
|
};
|
|
static const YYINT calc3_len[] = { 2,
|
|
0, 3, 3, 1, 3, 3, 3, 3, 3, 3,
|
|
3, 3, 3, 2, 1, 1, 1, 2,
|
|
};
|
|
static const YYINT calc3_defred[] = { 1,
|
|
0, 0, 17, 0, 0, 0, 0, 0, 0, 3,
|
|
0, 15, 14, 0, 2, 0, 0, 0, 0, 0,
|
|
0, 0, 18, 0, 6, 0, 0, 0, 0, 9,
|
|
10, 11,
|
|
};
|
|
static const YYINT calc3_dgoto[] = { 1,
|
|
7, 8, 9,
|
|
};
|
|
static const YYINT calc3_sindex[] = { 0,
|
|
-40, -7, 0, -55, -38, -38, 1, -29, -247, 0,
|
|
-38, 0, 0, 22, 0, -38, -38, -38, -38, -38,
|
|
-38, -38, 0, -29, 0, 51, 60, -20, -20, 0,
|
|
0, 0,
|
|
};
|
|
static const YYINT calc3_rindex[] = { 0,
|
|
0, 0, 0, 2, 0, 0, 0, 9, -9, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 10, 0, -6, 14, 5, 13, 0,
|
|
0, 0,
|
|
};
|
|
static const YYINT calc3_gindex[] = { 0,
|
|
0, 65, 0,
|
|
};
|
|
#define YYTABLESIZE 220
|
|
static const YYINT calc3_table[] = { 6,
|
|
16, 6, 10, 13, 5, 11, 5, 22, 17, 23,
|
|
15, 15, 20, 18, 7, 19, 22, 21, 4, 5,
|
|
0, 20, 8, 12, 0, 0, 21, 16, 16, 0,
|
|
0, 16, 16, 16, 13, 16, 0, 16, 15, 15,
|
|
0, 0, 7, 15, 15, 7, 15, 7, 15, 7,
|
|
8, 12, 0, 8, 12, 8, 0, 8, 22, 17,
|
|
0, 0, 25, 20, 18, 0, 19, 0, 21, 13,
|
|
14, 0, 0, 0, 0, 24, 0, 0, 0, 0,
|
|
26, 27, 28, 29, 30, 31, 32, 22, 17, 0,
|
|
0, 0, 20, 18, 16, 19, 22, 21, 0, 0,
|
|
0, 20, 18, 0, 19, 0, 21, 0, 0, 0,
|
|
0, 0, 0, 0, 16, 0, 0, 13, 0, 0,
|
|
0, 0, 0, 0, 0, 15, 0, 0, 7, 0,
|
|
0, 0, 0, 0, 0, 0, 8, 12, 0, 0,
|
|
0, 0, 0, 0, 0, 16, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 2, 3, 4, 3, 12,
|
|
};
|
|
static const YYINT calc3_check[] = { 40,
|
|
10, 40, 10, 10, 45, 61, 45, 37, 38, 257,
|
|
10, 10, 42, 43, 10, 45, 37, 47, 10, 10,
|
|
-1, 42, 10, 10, -1, -1, 47, 37, 38, -1,
|
|
-1, 41, 42, 43, 41, 45, -1, 47, 37, 38,
|
|
-1, -1, 38, 42, 43, 41, 45, 43, 47, 45,
|
|
38, 38, -1, 41, 41, 43, -1, 45, 37, 38,
|
|
-1, -1, 41, 42, 43, -1, 45, -1, 47, 5,
|
|
6, -1, -1, -1, -1, 11, -1, -1, -1, -1,
|
|
16, 17, 18, 19, 20, 21, 22, 37, 38, -1,
|
|
-1, -1, 42, 43, 124, 45, 37, 47, -1, -1,
|
|
-1, 42, 43, -1, 45, -1, 47, -1, -1, -1,
|
|
-1, -1, -1, -1, 124, -1, -1, 124, -1, -1,
|
|
-1, -1, -1, -1, -1, 124, -1, -1, 124, -1,
|
|
-1, -1, -1, -1, -1, -1, 124, 124, -1, -1,
|
|
-1, -1, -1, -1, -1, 124, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, 256, 257, 258, 257, 258,
|
|
};
|
|
#define YYFINAL 1
|
|
#ifndef YYDEBUG
|
|
#define YYDEBUG 0
|
|
#endif
|
|
#define YYMAXTOKEN 259
|
|
#define YYUNDFTOKEN 265
|
|
#define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? YYUNDFTOKEN : (a))
|
|
#if YYDEBUG
|
|
static const char *const calc3_name[] = {
|
|
|
|
"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,"'%'","'&'",0,"'('","')'","'*'","'+'",0,"'-'",0,"'/'",0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",0,0,0,0,0,0,
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,"DIGIT","LETTER","UMINUS",0,0,0,0,0,"illegal-symbol",
|
|
};
|
|
static const char *const calc3_rule[] = {
|
|
"$accept : list",
|
|
"list :",
|
|
"list : list stat '\\n'",
|
|
"list : list error '\\n'",
|
|
"stat : expr",
|
|
"stat : LETTER '=' expr",
|
|
"expr : '(' expr ')'",
|
|
"expr : expr '+' expr",
|
|
"expr : expr '-' expr",
|
|
"expr : expr '*' expr",
|
|
"expr : expr '/' expr",
|
|
"expr : expr '%' expr",
|
|
"expr : expr '&' expr",
|
|
"expr : expr '|' expr",
|
|
"expr : '-' expr",
|
|
"expr : LETTER",
|
|
"expr : number",
|
|
"number : DIGIT",
|
|
"number : number DIGIT",
|
|
|
|
};
|
|
#endif
|
|
|
|
int yydebug;
|
|
int yynerrs;
|
|
|
|
/* define the initial stack-sizes */
|
|
#ifdef YYSTACKSIZE
|
|
#undef YYMAXDEPTH
|
|
#define YYMAXDEPTH YYSTACKSIZE
|
|
#else
|
|
#ifdef YYMAXDEPTH
|
|
#define YYSTACKSIZE YYMAXDEPTH
|
|
#else
|
|
#define YYSTACKSIZE 10000
|
|
#define YYMAXDEPTH 10000
|
|
#endif
|
|
#endif
|
|
|
|
#define YYINITSTACKSIZE 200
|
|
|
|
typedef struct {
|
|
unsigned stacksize;
|
|
YYINT *s_base;
|
|
YYINT *s_mark;
|
|
YYINT *s_last;
|
|
YYSTYPE *l_base;
|
|
YYSTYPE *l_mark;
|
|
} YYSTACKDATA;
|
|
#line 76 "calc3.y"
|
|
/* start of programs */
|
|
|
|
#ifdef YYBYACC
|
|
extern int YYLEX_DECL();
|
|
#endif
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
int regs[26];
|
|
int base = 10;
|
|
|
|
while(!feof(stdin)) {
|
|
yyparse(regs, &base);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#define UNUSED(x) ((void)(x))
|
|
|
|
static void
|
|
YYERROR_DECL()
|
|
{
|
|
UNUSED(regs); /* %parse-param regs is not actually used here */
|
|
UNUSED(base); /* %parse-param base is not actually used here */
|
|
fprintf(stderr, "%s\n", s);
|
|
}
|
|
|
|
int
|
|
YYLEX_DECL()
|
|
{
|
|
/* lexical analysis routine */
|
|
/* returns LETTER for a lower case letter, yylval = 0 through 25 */
|
|
/* return DIGIT for a digit, yylval = 0 through 9 */
|
|
/* all other characters are returned immediately */
|
|
|
|
int c;
|
|
|
|
while( (c=getchar()) == ' ' ) { /* skip blanks */ }
|
|
|
|
/* c is now nonblank */
|
|
|
|
if( islower( c )) {
|
|
*yylval = (c - 'a');
|
|
return ( LETTER );
|
|
}
|
|
if( isdigit( c )) {
|
|
*yylval = (c - '0') % (*base);
|
|
return ( DIGIT );
|
|
}
|
|
return( c );
|
|
}
|
|
#line 365 "calc3.tab.c"
|
|
|
|
#if YYDEBUG
|
|
#include <stdio.h> /* needed for printf */
|
|
#endif
|
|
|
|
#include <stdlib.h> /* needed for malloc, etc */
|
|
#include <string.h> /* needed for memset */
|
|
|
|
/* allocate initial stack or double stack size, up to YYMAXDEPTH */
|
|
static int yygrowstack(YYSTACKDATA *data)
|
|
{
|
|
int i;
|
|
unsigned newsize;
|
|
YYINT *newss;
|
|
YYSTYPE *newvs;
|
|
|
|
if ((newsize = data->stacksize) == 0)
|
|
newsize = YYINITSTACKSIZE;
|
|
else if (newsize >= YYMAXDEPTH)
|
|
return YYENOMEM;
|
|
else if ((newsize *= 2) > YYMAXDEPTH)
|
|
newsize = YYMAXDEPTH;
|
|
|
|
i = (int) (data->s_mark - data->s_base);
|
|
newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
|
|
if (newss == 0)
|
|
return YYENOMEM;
|
|
|
|
data->s_base = newss;
|
|
data->s_mark = newss + i;
|
|
|
|
newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
|
|
if (newvs == 0)
|
|
return YYENOMEM;
|
|
|
|
data->l_base = newvs;
|
|
data->l_mark = newvs + i;
|
|
|
|
data->stacksize = newsize;
|
|
data->s_last = data->s_base + newsize - 1;
|
|
return 0;
|
|
}
|
|
|
|
#if YYPURE || defined(YY_NO_LEAKS)
|
|
static void yyfreestack(YYSTACKDATA *data)
|
|
{
|
|
free(data->s_base);
|
|
free(data->l_base);
|
|
memset(data, 0, sizeof(*data));
|
|
}
|
|
#else
|
|
#define yyfreestack(data) /* nothing */
|
|
#endif
|
|
|
|
#define YYABORT goto yyabort
|
|
#define YYREJECT goto yyabort
|
|
#define YYACCEPT goto yyaccept
|
|
#define YYERROR goto yyerrlab
|
|
|
|
int
|
|
YYPARSE_DECL()
|
|
{
|
|
int yyerrflag;
|
|
int yychar;
|
|
YYSTYPE yyval;
|
|
YYSTYPE yylval;
|
|
|
|
/* variables for the parser stack */
|
|
YYSTACKDATA yystack;
|
|
int yym, yyn, yystate;
|
|
#if YYDEBUG
|
|
const char *yys;
|
|
|
|
if ((yys = getenv("YYDEBUG")) != 0)
|
|
{
|
|
yyn = *yys;
|
|
if (yyn >= '0' && yyn <= '9')
|
|
yydebug = yyn - '0';
|
|
}
|
|
#endif
|
|
|
|
yynerrs = 0;
|
|
yyerrflag = 0;
|
|
yychar = YYEMPTY;
|
|
yystate = 0;
|
|
|
|
#if YYPURE
|
|
memset(&yystack, 0, sizeof(yystack));
|
|
#endif
|
|
|
|
if (yystack.s_base == NULL && yygrowstack(&yystack) == YYENOMEM) goto yyoverflow;
|
|
yystack.s_mark = yystack.s_base;
|
|
yystack.l_mark = yystack.l_base;
|
|
yystate = 0;
|
|
*yystack.s_mark = 0;
|
|
|
|
yyloop:
|
|
if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
|
|
if (yychar < 0)
|
|
{
|
|
if ((yychar = YYLEX) < 0) yychar = YYEOF;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = yyname[YYTRANSLATE(yychar)];
|
|
printf("%sdebug: state %d, reading %d (%s)\n",
|
|
YYPREFIX, yystate, yychar, yys);
|
|
}
|
|
#endif
|
|
}
|
|
if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: state %d, shifting to state %d\n",
|
|
YYPREFIX, yystate, yytable[yyn]);
|
|
#endif
|
|
if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
yystate = yytable[yyn];
|
|
*++yystack.s_mark = yytable[yyn];
|
|
*++yystack.l_mark = yylval;
|
|
yychar = YYEMPTY;
|
|
if (yyerrflag > 0) --yyerrflag;
|
|
goto yyloop;
|
|
}
|
|
if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
|
|
{
|
|
yyn = yytable[yyn];
|
|
goto yyreduce;
|
|
}
|
|
if (yyerrflag) goto yyinrecovery;
|
|
|
|
YYERROR_CALL("syntax error");
|
|
|
|
goto yyerrlab;
|
|
|
|
yyerrlab:
|
|
++yynerrs;
|
|
|
|
yyinrecovery:
|
|
if (yyerrflag < 3)
|
|
{
|
|
yyerrflag = 3;
|
|
for (;;)
|
|
{
|
|
if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: state %d, error recovery shifting\
|
|
to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]);
|
|
#endif
|
|
if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
yystate = yytable[yyn];
|
|
*++yystack.s_mark = yytable[yyn];
|
|
*++yystack.l_mark = yylval;
|
|
goto yyloop;
|
|
}
|
|
else
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: error recovery discarding state %d\n",
|
|
YYPREFIX, *yystack.s_mark);
|
|
#endif
|
|
if (yystack.s_mark <= yystack.s_base) goto yyabort;
|
|
--yystack.s_mark;
|
|
--yystack.l_mark;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (yychar == YYEOF) goto yyabort;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = yyname[YYTRANSLATE(yychar)];
|
|
printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
|
|
YYPREFIX, yystate, yychar, yys);
|
|
}
|
|
#endif
|
|
yychar = YYEMPTY;
|
|
goto yyloop;
|
|
}
|
|
|
|
yyreduce:
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: state %d, reducing by rule %d (%s)\n",
|
|
YYPREFIX, yystate, yyn, yyrule[yyn]);
|
|
#endif
|
|
yym = yylen[yyn];
|
|
if (yym)
|
|
yyval = yystack.l_mark[1-yym];
|
|
else
|
|
memset(&yyval, 0, sizeof yyval);
|
|
switch (yyn)
|
|
{
|
|
case 3:
|
|
#line 38 "calc3.y"
|
|
{ yyerrok ; }
|
|
break;
|
|
case 4:
|
|
#line 42 "calc3.y"
|
|
{ printf("%d\n",yystack.l_mark[0]);}
|
|
break;
|
|
case 5:
|
|
#line 44 "calc3.y"
|
|
{ regs[yystack.l_mark[-2]] = yystack.l_mark[0]; }
|
|
break;
|
|
case 6:
|
|
#line 48 "calc3.y"
|
|
{ yyval = yystack.l_mark[-1]; }
|
|
break;
|
|
case 7:
|
|
#line 50 "calc3.y"
|
|
{ yyval = yystack.l_mark[-2] + yystack.l_mark[0]; }
|
|
break;
|
|
case 8:
|
|
#line 52 "calc3.y"
|
|
{ yyval = yystack.l_mark[-2] - yystack.l_mark[0]; }
|
|
break;
|
|
case 9:
|
|
#line 54 "calc3.y"
|
|
{ yyval = yystack.l_mark[-2] * yystack.l_mark[0]; }
|
|
break;
|
|
case 10:
|
|
#line 56 "calc3.y"
|
|
{ yyval = yystack.l_mark[-2] / yystack.l_mark[0]; }
|
|
break;
|
|
case 11:
|
|
#line 58 "calc3.y"
|
|
{ yyval = yystack.l_mark[-2] % yystack.l_mark[0]; }
|
|
break;
|
|
case 12:
|
|
#line 60 "calc3.y"
|
|
{ yyval = yystack.l_mark[-2] & yystack.l_mark[0]; }
|
|
break;
|
|
case 13:
|
|
#line 62 "calc3.y"
|
|
{ yyval = yystack.l_mark[-2] | yystack.l_mark[0]; }
|
|
break;
|
|
case 14:
|
|
#line 64 "calc3.y"
|
|
{ yyval = - yystack.l_mark[0]; }
|
|
break;
|
|
case 15:
|
|
#line 66 "calc3.y"
|
|
{ yyval = regs[yystack.l_mark[0]]; }
|
|
break;
|
|
case 17:
|
|
#line 71 "calc3.y"
|
|
{ yyval = yystack.l_mark[0]; (*base) = (yystack.l_mark[0]==0) ? 8 : 10; }
|
|
break;
|
|
case 18:
|
|
#line 73 "calc3.y"
|
|
{ yyval = (*base) * yystack.l_mark[-1] + yystack.l_mark[0]; }
|
|
break;
|
|
#line 634 "calc3.tab.c"
|
|
}
|
|
yystack.s_mark -= yym;
|
|
yystate = *yystack.s_mark;
|
|
yystack.l_mark -= yym;
|
|
yym = yylhs[yyn];
|
|
if (yystate == 0 && yym == 0)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: after reduction, shifting from state 0 to\
|
|
state %d\n", YYPREFIX, YYFINAL);
|
|
#endif
|
|
yystate = YYFINAL;
|
|
*++yystack.s_mark = YYFINAL;
|
|
*++yystack.l_mark = yyval;
|
|
if (yychar < 0)
|
|
{
|
|
if ((yychar = YYLEX) < 0) yychar = YYEOF;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = yyname[YYTRANSLATE(yychar)];
|
|
printf("%sdebug: state %d, reading %d (%s)\n",
|
|
YYPREFIX, YYFINAL, yychar, yys);
|
|
}
|
|
#endif
|
|
}
|
|
if (yychar == YYEOF) goto yyaccept;
|
|
goto yyloop;
|
|
}
|
|
if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yystate)
|
|
yystate = yytable[yyn];
|
|
else
|
|
yystate = yydgoto[yym];
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: after reduction, shifting from state %d \
|
|
to state %d\n", YYPREFIX, *yystack.s_mark, yystate);
|
|
#endif
|
|
if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack) == YYENOMEM)
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
*++yystack.s_mark = (YYINT) yystate;
|
|
*++yystack.l_mark = yyval;
|
|
goto yyloop;
|
|
|
|
yyoverflow:
|
|
YYERROR_CALL("yacc stack overflow");
|
|
|
|
yyabort:
|
|
yyfreestack(&yystack);
|
|
return (1);
|
|
|
|
yyaccept:
|
|
yyfreestack(&yystack);
|
|
return (0);
|
|
}
|