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pjs/ef/Tools/Burg/y.tab.c

435 строки
13 KiB
C
Исходник Обычный вид История

Temporarily checking in y.tab.c and y.tab.h because of yacc/bison problems.
1999-01-28 11:21:57 +03:00
#ifndef lint
char yysccsid[] = "@(#)yaccpar 1.4 (Berkeley) 02/25/90";
#endif
char rcsid_gram[] = "$Id: y.tab.c,v 1.1 1999-01-28 08:21:57 fur%netscape.com Exp $";
#include <stdio.h>
#include "b.h"
#include "fe.h"
typedef union {
int y_int;
char *y_string;
Arity y_arity;
Binding y_binding;
PatternAST y_patternAST;
RuleAST y_ruleAST;
List y_list;
IntList y_intlist;
} YYSTYPE;
#define ERROR 257
#define K_TERM 258
#define K_START 259
#define K_PPERCENT 260
#define INT 261
#define ID 262
#define YYERRCODE 256
short yylhs[] = { -1,
0, 0, 10, 7, 7, 1, 1, 9, 9, 2,
8, 8, 5, 6, 6, 6, 3, 3, 4, 4,
4,
};
short yylen[] = { 2,
1, 2, 3, 0, 2, 2, 2, 0, 2, 3,
0, 2, 7, 1, 4, 6, 0, 4, 0, 3,
2,
};
short yydefred[] = { 4,
0, 0, 0, 8, 0, 11, 5, 2, 0, 7,
0, 0, 9, 0, 12, 0, 0, 10, 0, 0,
0, 0, 0, 0, 15, 0, 0, 0, 0, 0,
13, 16, 0, 0, 0, 21, 0, 18, 20,
};
short yydgoto[] = { 1,
7, 13, 28, 35, 15, 20, 2, 11, 9, 3,
};
short yysindex[] = { 0,
0, -247, -251, 0, -245, 0, 0, 0, -243, 0,
-242, -43, 0, -35, 0, -240, -238, 0, -15, -34,
-238, -235, -37, -12, 0, -238, -232, -29, -10, -44,
0, 0, -44, -229, -8, 0, -44, 0, 0,
};
short yyrindex[] = { 0,
0, 0, 34, 0, 0, 0, 0, 0, -244, 0,
1, 0, 0, 0, 0, 0, 0, 0, -39, 0,
0, 0, 0, -24, 0, 0, 0, 0, 0, -5,
0, 0, -5, 0, 0, 0, -5, 0, 0,
};
short yygindex[] = { 0,
0, 0, 0, -27, 0, -18, 0, 0, 0, 0,
};
#define YYTABLESIZE 261
short yytable[] = { 34,
3, 14, 23, 25, 14, 36, 26, 29, 8, 39,
4, 5, 6, 6, 6, 6, 10, 16, 12, 14,
18, 14, 17, 19, 21, 24, 22, 27, 30, 31,
32, 37, 38, 1, 17, 19, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 33, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
3,
};
short yycheck[] = { 44,
0, 41, 21, 41, 44, 33, 44, 26, 260, 37,
258, 259, 260, 258, 259, 260, 262, 61, 262, 262,
261, 61, 58, 262, 40, 261, 61, 40, 261, 59,
41, 261, 41, 0, 59, 41, -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, -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, -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, 261, -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,
260,
};
#define YYFINAL 1
#ifndef YYDEBUG
#define YYDEBUG 0
#endif
#define YYMAXTOKEN 262
#if YYDEBUG
char *yyname[] = {
"end-of-file",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,"'('","')'",0,0,"','",0,0,0,0,0,0,0,0,0,0,0,0,0,"':'","';'",0,"'='",
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"ERROR",
"K_TERM","K_START","K_PPERCENT","INT","ID",
};
char *yyrule[] = {
"$accept : full",
"full : spec",
"full : spec K_PPERCENT",
"spec : decls K_PPERCENT rules",
"decls :",
"decls : decls decl",
"decl : K_TERM bindinglist",
"decl : K_START ID",
"bindinglist :",
"bindinglist : bindinglist binding",
"binding : ID '=' INT",
"rules :",
"rules : rules rule",
"rule : ID ':' pattern '=' INT cost ';'",
"pattern : ID",
"pattern : ID '(' pattern ')'",
"pattern : ID '(' pattern ',' pattern ')'",
"cost :",
"cost : '(' INT costtail ')'",
"costtail :",
"costtail : ',' INT costtail",
"costtail : INT costtail",
};
#endif
#define yyclearin (yychar=(-1))
#define yyerrok (yyerrflag=0)
#ifndef YYSTACKSIZE
#ifdef YYMAXDEPTH
#define YYSTACKSIZE YYMAXDEPTH
#else
#define YYSTACKSIZE 300
#endif
#endif
int yydebug;
int yynerrs;
int yyerrflag;
int yychar;
short *yyssp;
YYSTYPE *yyvsp;
YYSTYPE yyval;
YYSTYPE yylval;
#define yystacksize YYSTACKSIZE
short yyss[YYSTACKSIZE];
YYSTYPE yyvs[YYSTACKSIZE];
#define YYABORT goto yyabort
#define YYACCEPT goto yyaccept
#define YYERROR goto yyerrlab
int
yyparse()
{
register int yym, yyn, yystate;
#if YYDEBUG
register char *yys;
extern char *getenv();
if (yys = getenv("YYDEBUG"))
{
yyn = *yys;
if (yyn >= '0' && yyn <= '9')
yydebug = yyn - '0';
}
#endif
yynerrs = 0;
yyerrflag = 0;
yychar = (-1);
yyssp = yyss;
yyvsp = yyvs;
*yyssp = yystate = 0;
yyloop:
if (yyn = yydefred[yystate]) goto yyreduce;
if (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";
printf("yydebug: state %d, reading %d (%s)\n", yystate,
yychar, yys);
}
#endif
}
if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
{
#if YYDEBUG
if (yydebug)
printf("yydebug: state %d, shifting to state %d\n",
yystate, yytable[yyn]);
#endif
if (yyssp >= yyss + yystacksize - 1)
{
goto yyoverflow;
}
*++yyssp = yystate = yytable[yyn];
*++yyvsp = yylval;
yychar = (-1);
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;
#ifdef lint
goto yynewerror;
#endif
yynewerror:
yyerror("syntax error");
#ifdef lint
goto yyerrlab;
#endif
yyerrlab:
++yynerrs;
yyinrecovery:
if (yyerrflag < 3)
{
yyerrflag = 3;
for (;;)
{
if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
{
#if YYDEBUG
if (yydebug)
printf("yydebug: state %d, error recovery shifting\
to state %d\n", *yyssp, yytable[yyn]);
#endif
if (yyssp >= yyss + yystacksize - 1)
{
goto yyoverflow;
}
*++yyssp = yystate = yytable[yyn];
*++yyvsp = yylval;
goto yyloop;
}
else
{
#if YYDEBUG
if (yydebug)
printf("yydebug: error recovery discarding state %d\n",
*yyssp);
#endif
if (yyssp <= yyss) goto yyabort;
--yyssp;
--yyvsp;
}
}
}
else
{
if (yychar == 0) goto yyabort;
#if YYDEBUG
if (yydebug)
{
yys = 0;
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
if (!yys) yys = "illegal-symbol";
printf("yydebug: state %d, error recovery discards token %d (%s)\n",
yystate, yychar, yys);
}
#endif
yychar = (-1);
goto yyloop;
}
yyreduce:
#if YYDEBUG
if (yydebug)
printf("yydebug: state %d, reducing by rule %d (%s)\n",
yystate, yyn, yyrule[yyn]);
#endif
yym = yylen[yyn];
yyval = yyvsp[1-yym];
switch (yyn)
{
case 2:
{ yyfinished(); }
break;
case 3:
{ doSpec(yyvsp[-2].y_list , yyvsp[0].y_list ); }
break;
case 4:
{ yyval.y_list = 0; }
break;
case 5:
{ yyval.y_list = newList(yyvsp[0].y_arity , yyvsp[-1].y_list ); }
break;
case 6:
{ yyval.y_arity = newArity(-1, yyvsp[0].y_list ); }
break;
case 7:
{ yyval.y_arity = 0; doStart(yyvsp[0].y_string ); }
break;
case 8:
{ yyval.y_list = 0; }
break;
case 9:
{ yyval.y_list = newList(yyvsp[0].y_binding , yyvsp[-1].y_list ); }
break;
case 10:
{ yyval.y_binding = newBinding(yyvsp[-2].y_string , yyvsp[0].y_int ); }
break;
case 11:
{ yyval.y_list = 0; }
break;
case 12:
{ yyval.y_list = newList(yyvsp[0].y_ruleAST , yyvsp[-1].y_list ); }
break;
case 13:
{ yyval.y_ruleAST = newRuleAST(yyvsp[-6].y_string , yyvsp[-4].y_patternAST , yyvsp[-2].y_int , yyvsp[-1].y_intlist ); }
break;
case 14:
{ yyval.y_patternAST = newPatternAST(yyvsp[0].y_string , 0); }
break;
case 15:
{ yyval.y_patternAST = newPatternAST(yyvsp[-3].y_string , newList(yyvsp[-1].y_patternAST ,0)); }
break;
case 16:
{ yyval.y_patternAST = newPatternAST(yyvsp[-5].y_string , newList(yyvsp[-3].y_patternAST , newList(yyvsp[-1].y_patternAST , 0))); }
break;
case 17:
{ yyval.y_intlist = 0; }
break;
case 18:
{ yyval.y_intlist = newIntList(yyvsp[-2].y_int , yyvsp[-1].y_intlist ); }
break;
case 19:
{ yyval.y_intlist = 0; }
break;
case 20:
{ yyval.y_intlist = newIntList(yyvsp[-1].y_int , yyvsp[0].y_intlist ); }
break;
case 21:
{ yyval.y_intlist = newIntList(yyvsp[-1].y_int , yyvsp[0].y_intlist ); }
break;
}
yyssp -= yym;
yystate = *yyssp;
yyvsp -= yym;
yym = yylhs[yyn];
if (yystate == 0 && yym == 0)
{
#ifdef YYDEBUG
if (yydebug)
printf("yydebug: after reduction, shifting from state 0 to\
state %d\n", YYFINAL);
#endif
yystate = YYFINAL;
*++yyssp = YYFINAL;
*++yyvsp = yyval;
if (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";
printf("yydebug: state %d, reading %d (%s)\n",
YYFINAL, yychar, yys);
}
#endif
}
if (yychar == 0) goto yyaccept;
goto yyloop;
}
if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&
yyn <= YYTABLESIZE && yycheck[yyn] == yystate)
yystate = yytable[yyn];
else
yystate = yydgoto[yym];
#ifdef YYDEBUG
if (yydebug)
printf("yydebug: after reduction, shifting from state %d \
to state %d\n", *yyssp, yystate);
#endif
if (yyssp >= yyss + yystacksize - 1)
{
goto yyoverflow;
}
*++yyssp = yystate;
*++yyvsp = yyval;
goto yyloop;
yyoverflow:
yyerror("yacc stack overflow");
yyabort:
return (1);
yyaccept:
return (0);
}