static const char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93";
#endif
-#include <stdlib.h>
-#include <string.h>
-
#define YYBYACC 1
#define YYMAJOR 1
#define YYMINOR 9
#endif /* yyrule */
#define YYPREFIX "calc_"
+#define YYPURE 0
+
+#line 2 "calc.y"
+# include <stdio.h>
+# include <ctype.h>
+
+int regs[26];
+int base;
+
+extern int yylex(void);
+static void yyerror(const char *s);
+
+#line 109 "calc.tab.c"
+
+#ifndef YYSTYPE
+typedef int YYSTYPE;
+#endif
+
/* compatibility with bison */
#ifdef YYPARSE_PARAM
/* compatibility with FreeBSD */
-#ifdef YYPARSE_PARAM_TYPE
-#define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
+# 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(void *YYPARSE_PARAM)
+# define YYPARSE_DECL() yyparse(void)
#endif
-#else
-#define YYPARSE_DECL() yyparse(void)
-#endif /* YYPARSE_PARAM */
-extern int YYPARSE_DECL();
+/* Parameters sent to lex. */
+#ifdef YYLEX_PARAM
+# define YYLEX_DECL() yylex(void *YYLEX_PARAM)
+# define YYLEX yylex(YYLEX_PARAM)
+#else
+# define YYLEX_DECL() yylex(void)
+# define YYLEX yylex()
+#endif
-#line 2 "calc.y"
-# include <stdio.h>
-# include <ctype.h>
+/* Parameters sent to yyerror. */
+#ifndef YYERROR_DECL
+#define YYERROR_DECL() yyerror(const char *s)
+#endif
+#ifndef YYERROR_CALL
+#define YYERROR_CALL(msg) yyerror(msg)
+#endif
-int regs[26];
-int base;
+extern int YYPARSE_DECL();
-#line 121 "calc.tab.c"
#define DIGIT 257
#define LETTER 258
#define UMINUS 259
#define YYDEBUG 0
#endif
#define YYMAXTOKEN 259
+#define YYTRANSLATE(a) ((a) > YYMAXTOKEN ? (YYMAXTOKEN + 1) : (a))
#if YYDEBUG
static const char *yyname[] = {
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
-0,0,0,0,0,0,"DIGIT","LETTER","UMINUS",
+0,0,0,0,0,0,"DIGIT","LETTER","UMINUS","illegal-symbol",
};
static const char *yyrule[] = {
"$accept : list",
};
#endif
-#ifndef YYSTYPE
-typedef int YYSTYPE;
-#endif
-#if YYDEBUG
-#include <stdio.h>
-#endif
+
+int yydebug;
+int yynerrs;
+
+int yyerrflag;
+int yychar;
+YYSTYPE yyval;
+YYSTYPE yylval;
/* define the initial stack-sizes */
#ifdef YYSTACKSIZE
#ifdef YYMAXDEPTH
#define YYSTACKSIZE YYMAXDEPTH
#else
-#define YYSTACKSIZE 500
-#define YYMAXDEPTH 500
+#define YYSTACKSIZE 10000
+#define YYMAXDEPTH 10000
#endif
#endif
-#define YYINITSTACKSIZE 500
-
-int yydebug;
-int yynerrs;
+#define YYINITSTACKSIZE 200
typedef struct {
unsigned stacksize;
YYSTYPE *l_base;
YYSTYPE *l_mark;
} YYSTACKDATA;
-
-#define YYPURE 0
-
-int yyerrflag;
-int yychar;
-YYSTYPE yyval;
-YYSTYPE yylval;
-
/* variables for the parser stack */
static YYSTACKDATA yystack;
-#line 63 "calc.y"
+#line 66 "calc.y"
/* start of programs */
-main ()
-
+int
+main (void)
{
while(!feof(stdin)) {
- yyparse();
- }
+ yyparse();
+ }
+ return 0;
}
-yyerror(char *s)
-{
- fprintf(stderr, "%s\n", s);
+static void
+yyerror(const char *s)
+{
+ fprintf(stderr, "%s\n", s);
}
+int
+yylex(void)
+{
+ /* 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 */
-yylex() { /* 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;
- int c;
+ while( (c=getchar()) == ' ' ) { /* skip blanks */ }
- while( (c=getchar()) == ' ' ) { /* skip blanks */ }
+ /* c is now nonblank */
- /* c is now nonblank */
+ if( islower( c )) {
+ yylval = c - 'a';
+ return ( LETTER );
+ }
+ if( isdigit( c )) {
+ yylval = c - '0';
+ return ( DIGIT );
+ }
+ return( c );
+}
+#line 347 "calc.tab.c"
+
+#if YYDEBUG
+#include <stdio.h> /* needed for printf */
+#endif
+
+#include <stdlib.h> /* needed for malloc, etc */
+#include <string.h> /* needed for memset */
- if( islower( c )) {
- yylval = c - 'a';
- return ( LETTER );
- }
- if( isdigit( c )) {
- yylval = c - '0';
- return ( DIGIT );
- }
- return( c );
- }
-#line 328 "calc.tab.c"
/* allocate initial stack or double stack size, up to YYMAXDEPTH */
static int yygrowstack(YYSTACKDATA *data)
{
else if ((newsize *= 2) > YYMAXDEPTH)
newsize = YYMAXDEPTH;
- i = data->s_mark - data->s_base;
- newss = (data->s_base != 0)
- ? (short *)realloc(data->s_base, newsize * sizeof(*newss))
- : (short *)malloc(newsize * sizeof(*newss));
+ i = (int) (data->s_mark - data->s_base);
+ newss = (short *)realloc(data->s_base, newsize * sizeof(*newss));
if (newss == 0)
return -1;
- data->s_base = newss;
+ data->s_base = newss;
data->s_mark = newss + i;
- newvs = (data->l_base != 0)
- ? (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs))
- : (YYSTYPE *)malloc(newsize * sizeof(*newvs));
+ newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
if (newvs == 0)
return -1;
if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
if (yychar < 0)
{
- if ((yychar = yylex()) < 0) yychar = 0;
+ if ((yychar = YYLEX) < 0) yychar = 0;
#if YYDEBUG
if (yydebug)
{
- yys = 0;
- if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
- if (!yys) yys = "illegal-symbol";
+ yys = yyname[YYTRANSLATE(yychar)];
printf("%sdebug: state %d, reading %d (%s)\n",
YYPREFIX, yystate, yychar, yys);
}
#if YYDEBUG
if (yydebug)
{
- yys = 0;
- if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
- if (!yys) yys = "illegal-symbol";
+ yys = yyname[YYTRANSLATE(yychar)];
printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
YYPREFIX, yystate, yychar, yys);
}
switch (yyn)
{
case 3:
-#line 25 "calc.y"
+#line 28 "calc.y"
{ yyerrok ; }
break;
case 4:
-#line 29 "calc.y"
+#line 32 "calc.y"
{ printf("%d\n",yystack.l_mark[0]);}
break;
case 5:
-#line 31 "calc.y"
+#line 34 "calc.y"
{ regs[yystack.l_mark[-2]] = yystack.l_mark[0]; }
break;
case 6:
-#line 35 "calc.y"
+#line 38 "calc.y"
{ yyval = yystack.l_mark[-1]; }
break;
case 7:
-#line 37 "calc.y"
+#line 40 "calc.y"
{ yyval = yystack.l_mark[-2] + yystack.l_mark[0]; }
break;
case 8:
-#line 39 "calc.y"
+#line 42 "calc.y"
{ yyval = yystack.l_mark[-2] - yystack.l_mark[0]; }
break;
case 9:
-#line 41 "calc.y"
+#line 44 "calc.y"
{ yyval = yystack.l_mark[-2] * yystack.l_mark[0]; }
break;
case 10:
-#line 43 "calc.y"
+#line 46 "calc.y"
{ yyval = yystack.l_mark[-2] / yystack.l_mark[0]; }
break;
case 11:
-#line 45 "calc.y"
+#line 48 "calc.y"
{ yyval = yystack.l_mark[-2] % yystack.l_mark[0]; }
break;
case 12:
-#line 47 "calc.y"
+#line 50 "calc.y"
{ yyval = yystack.l_mark[-2] & yystack.l_mark[0]; }
break;
case 13:
-#line 49 "calc.y"
+#line 52 "calc.y"
{ yyval = yystack.l_mark[-2] | yystack.l_mark[0]; }
break;
case 14:
-#line 51 "calc.y"
+#line 54 "calc.y"
{ yyval = - yystack.l_mark[0]; }
break;
case 15:
-#line 53 "calc.y"
+#line 56 "calc.y"
{ yyval = regs[yystack.l_mark[0]]; }
break;
case 17:
-#line 58 "calc.y"
+#line 61 "calc.y"
{ yyval = yystack.l_mark[0]; base = (yystack.l_mark[0]==0) ? 8 : 10; }
break;
case 18:
-#line 60 "calc.y"
+#line 63 "calc.y"
{ yyval = base * yystack.l_mark[-1] + yystack.l_mark[0]; }
break;
-#line 590 "calc.tab.c"
+#line 609 "calc.tab.c"
}
yystack.s_mark -= yym;
yystate = *yystack.s_mark;
*++yystack.l_mark = yyval;
if (yychar < 0)
{
- if ((yychar = yylex()) < 0) yychar = 0;
+ if ((yychar = YYLEX) < 0) yychar = 0;
#if YYDEBUG
if (yydebug)
{
- yys = 0;
- if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
- if (!yys) yys = "illegal-symbol";
+ yys = yyname[YYTRANSLATE(yychar)];
printf("%sdebug: state %d, reading %d (%s)\n",
YYPREFIX, YYFINAL, yychar, yys);
}
projects / platform / upstream / byacc.git / blobdiff