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lua/y_tab.c

1640 lines
41 KiB
C
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oldest known commit
1993-07-28 17:18:00 +04:00
# line 2 "lua.stx"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "opcode.h"
#include "hash.h"
#include "inout.h"
#include "table.h"
#include "lua.h"
#ifndef ALIGNMENT
#define ALIGNMENT (sizeof(void *))
#endif
#ifndef MAXCODE
#define MAXCODE 1024
#endif
static long buffer[MAXCODE];
static Byte *code = (Byte *)buffer;
static long mainbuffer[MAXCODE];
static Byte *maincode = (Byte *)mainbuffer;
static Byte *basepc;
static Byte *pc;
#define MAXVAR 32
static long varbuffer[MAXVAR];
static Byte nvarbuffer=0; /* number of variables at a list */
static Word localvar[STACKGAP];
static Byte nlocalvar=0; /* number of local variables */
static int ntemp; /* number of temporary var into stack */
static int err; /* flag to indicate error */
/* Internal functions */
#define align(n) align_n(sizeof(n))
static void code_byte (Byte c)
{
if (pc-basepc>MAXCODE-1)
{
lua_error ("code buffer overflow");
err = 1;
}
*pc++ = c;
}
static void code_word (Word n)
{
if (pc-basepc>MAXCODE-sizeof(Word))
{
lua_error ("code buffer overflow");
err = 1;
}
*((Word *)pc) = n;
pc += sizeof(Word);
}
static void code_float (float n)
{
if (pc-basepc>MAXCODE-sizeof(float))
{
lua_error ("code buffer overflow");
err = 1;
}
*((float *)pc) = n;
pc += sizeof(float);
}
static void incr_ntemp (void)
{
if (ntemp+nlocalvar+MAXVAR+1 < STACKGAP)
ntemp++;
else
{
lua_error ("stack overflow");
err = 1;
}
}
static void incr_nlocalvar (void)
{
if (ntemp+nlocalvar+MAXVAR+1 < STACKGAP)
nlocalvar++;
else
{
lua_error ("too many local variables or expression too complicate");
err = 1;
}
}
static void incr_nvarbuffer (void)
{
if (nvarbuffer < MAXVAR-1)
nvarbuffer++;
else
{
lua_error ("variable buffer overflow");
err = 1;
}
}
static void align_n (unsigned size)
{
if (size > ALIGNMENT) size = ALIGNMENT;
while (((pc+1-code)%size) != 0) /* +1 to include BYTECODE */
code_byte (NOP);
}
static void code_number (float f)
{ int i = f;
if (f == i) /* f has an integer value */
{
if (i <= 2) code_byte(PUSH0 + i);
else if (i <= 255)
{
code_byte(PUSHBYTE);
code_byte(i);
}
else
{
align(Word);
code_byte(PUSHWORD);
code_word(i);
}
}
else
{
align(float);
code_byte(PUSHFLOAT);
code_float(f);
}
incr_ntemp();
}
# line 140 "lua.stx"
typedef union
{
int vInt;
long vLong;
float vFloat;
Word vWord;
Byte *pByte;
} YYSTYPE;
# define NIL 257
# define IF 258
# define THEN 259
# define ELSE 260
# define ELSEIF 261
# define WHILE 262
# define DO 263
# define REPEAT 264
# define UNTIL 265
# define END 266
# define RETURN 267
# define LOCAL 268
# define NUMBER 269
# define FUNCTION 270
# define NAME 271
# define STRING 272
# define DEBUG 273
# define NOT 274
# define AND 275
# define OR 276
# define NE 277
# define LE 278
# define GE 279
# define CONC 280
# define UNARY 281
#define yyclearin yychar = -1
#define yyerrok yyerrflag = 0
extern int yychar;
extern int yyerrflag;
#ifndef YYMAXDEPTH
#define YYMAXDEPTH 150
#endif
YYSTYPE yylval, yyval;
# define YYERRCODE 256
# line 530 "lua.stx"
/*
** Search a local name and if find return its index. If do not find return -1
*/
static int lua_localname (Word n)
{
int i;
for (i=nlocalvar-1; i >= 0; i--)
if (n == localvar[i]) return i; /* local var */
return -1; /* global var */
}
/*
** Push a variable given a number. If number is positive, push global variable
** indexed by (number -1). If negative, push local indexed by ABS(number)-1.
** Otherwise, if zero, push indexed variable (record).
*/
static void lua_pushvar (long number)
{
if (number > 0) /* global var */
{
align(Word);
code_byte(PUSHGLOBAL);
code_word(number-1);
incr_ntemp();
}
else if (number < 0) /* local var */
{
number = (-number) - 1;
if (number < 10) code_byte(PUSHLOCAL0 + number);
else
{
code_byte(PUSHLOCAL);
code_byte(number);
}
incr_ntemp();
}
else
{
code_byte(PUSHINDEXED);
ntemp--;
}
}
static void lua_codeadjust (int n)
{
code_byte(ADJUST);
code_byte(n + nlocalvar);
}
static void lua_codestore (int i)
{
if (varbuffer[i] > 0) /* global var */
{
align(Word);
code_byte(STOREGLOBAL);
code_word(varbuffer[i]-1);
}
else if (varbuffer[i] < 0) /* local var */
{
int number = (-varbuffer[i]) - 1;
if (number < 10) code_byte(STORELOCAL0 + number);
else
{
code_byte(STORELOCAL);
code_byte(number);
}
}
else /* indexed var */
{
int j;
int upper=0; /* number of indexed variables upper */
int param; /* number of itens until indexed expression */
for (j=i+1; j <nvarbuffer; j++)
if (varbuffer[j] == 0) upper++;
param = upper*2 + i;
if (param == 0)
code_byte(STOREINDEXED0);
else
{
code_byte(STOREINDEXED);
code_byte(param);
}
}
}
void yyerror (char *s)
{
static char msg[256];
sprintf (msg,"%s near \"%s\" at line %d in file \"%s\"",
s, lua_lasttext (), lua_linenumber, lua_filename());
lua_error (msg);
err = 1;
}
int yywrap (void)
{
return 1;
}
/*
** Parse LUA code and execute global statement.
** Return 0 on success or 1 on error.
*/
int lua_parse (void)
{
Byte *initcode = maincode;
err = 0;
if (yyparse () || (err==1)) return 1;
*maincode++ = HALT;
if (lua_execute (initcode)) return 1;
maincode = initcode;
return 0;
}
#if 0
static void PrintCode (void)
{
Byte *p = code;
printf ("\n\nCODE\n");
while (p != pc)
{
switch ((OpCode)*p)
{
case NOP: printf ("%d NOP\n", (p++)-code); break;
case PUSHNIL: printf ("%d PUSHNIL\n", (p++)-code); break;
case PUSH0: case PUSH1: case PUSH2:
printf ("%d PUSH%c\n", p-code, *p-PUSH0+'0');
p++;
break;
case PUSHBYTE:
printf ("%d PUSHBYTE %d\n", p-code, *(++p));
p++;
break;
case PUSHWORD:
printf ("%d PUSHWORD %d\n", p-code, *((Word *)(p+1)));
p += 1 + sizeof(Word);
break;
case PUSHFLOAT:
printf ("%d PUSHFLOAT %f\n", p-code, *((float *)(p+1)));
p += 1 + sizeof(float);
break;
case PUSHSTRING:
printf ("%d PUSHSTRING %d\n", p-code, *((Word *)(p+1)));
p += 1 + sizeof(Word);
break;
case PUSHLOCAL0: case PUSHLOCAL1: case PUSHLOCAL2: case PUSHLOCAL3:
case PUSHLOCAL4: case PUSHLOCAL5: case PUSHLOCAL6: case PUSHLOCAL7:
case PUSHLOCAL8: case PUSHLOCAL9:
printf ("%d PUSHLOCAL%c\n", p-code, *p-PUSHLOCAL0+'0');
p++;
break;
case PUSHLOCAL: printf ("%d PUSHLOCAL %d\n", p-code, *(++p));
p++;
break;
case PUSHGLOBAL:
printf ("%d PUSHGLOBAL %d\n", p-code, *((Word *)(p+1)));
p += 1 + sizeof(Word);
break;
case PUSHINDEXED: printf ("%d PUSHINDEXED\n", (p++)-code); break;
case PUSHMARK: printf ("%d PUSHMARK\n", (p++)-code); break;
case PUSHOBJECT: printf ("%d PUSHOBJECT\n", (p++)-code); break;
case STORELOCAL0: case STORELOCAL1: case STORELOCAL2: case STORELOCAL3:
case STORELOCAL4: case STORELOCAL5: case STORELOCAL6: case STORELOCAL7:
case STORELOCAL8: case STORELOCAL9:
printf ("%d STORELOCAL%c\n", p-code, *p-STORELOCAL0+'0');
p++;
break;
case STORELOCAL:
printf ("%d STORELOCAK %d\n", p-code, *(++p));
p++;
break;
case STOREGLOBAL:
printf ("%d STOREGLOBAL %d\n", p-code, *((Word *)(p+1)));
p += 1 + sizeof(Word);
break;
case STOREINDEXED0: printf ("%d STOREINDEXED0\n", (p++)-code); break;
case STOREINDEXED: printf ("%d STOREINDEXED %d\n", p-code, *(++p));
p++;
break;
case STOREFIELD: printf ("%d STOREFIELD\n", (p++)-code); break;
case ADJUST:
printf ("%d ADJUST %d\n", p-code, *(++p));
p++;
break;
case CREATEARRAY: printf ("%d CREATEARRAY\n", (p++)-code); break;
case EQOP: printf ("%d EQOP\n", (p++)-code); break;
case LTOP: printf ("%d LTOP\n", (p++)-code); break;
case LEOP: printf ("%d LEOP\n", (p++)-code); break;
case ADDOP: printf ("%d ADDOP\n", (p++)-code); break;
case SUBOP: printf ("%d SUBOP\n", (p++)-code); break;
case MULTOP: printf ("%d MULTOP\n", (p++)-code); break;
case DIVOP: printf ("%d DIVOP\n", (p++)-code); break;
case CONCOP: printf ("%d CONCOP\n", (p++)-code); break;
case MINUSOP: printf ("%d MINUSOP\n", (p++)-code); break;
case NOTOP: printf ("%d NOTOP\n", (p++)-code); break;
case ONTJMP:
printf ("%d ONTJMP %d\n", p-code, *((Word *)(p+1)));
p += sizeof(Word) + 1;
break;
case ONFJMP:
printf ("%d ONFJMP %d\n", p-code, *((Word *)(p+1)));
p += sizeof(Word) + 1;
break;
case JMP:
printf ("%d JMP %d\n", p-code, *((Word *)(p+1)));
p += sizeof(Word) + 1;
break;
case UPJMP:
printf ("%d UPJMP %d\n", p-code, *((Word *)(p+1)));
p += sizeof(Word) + 1;
break;
case IFFJMP:
printf ("%d IFFJMP %d\n", p-code, *((Word *)(p+1)));
p += sizeof(Word) + 1;
break;
case IFFUPJMP:
printf ("%d IFFUPJMP %d\n", p-code, *((Word *)(p+1)));
p += sizeof(Word) + 1;
break;
case POP: printf ("%d POP\n", (p++)-code); break;
case CALLFUNC: printf ("%d CALLFUNC\n", (p++)-code); break;
case RETCODE:
printf ("%d RETCODE %d\n", p-code, *(++p));
p++;
break;
default: printf ("%d Cannot happen\n", (p++)-code); break;
}
}
}
#endif
int yyexca[] ={
-1, 1,
0, -1,
-2, 2,
-1, 19,
40, 65,
91, 95,
46, 97,
-2, 92,
-1, 29,
40, 65,
91, 95,
46, 97,
-2, 51,
-1, 70,
275, 33,
276, 33,
61, 33,
277, 33,
62, 33,
60, 33,
278, 33,
279, 33,
280, 33,
43, 33,
45, 33,
42, 33,
47, 33,
-2, 68,
-1, 71,
91, 95,
46, 97,
-2, 93,
-1, 102,
260, 27,
261, 27,
265, 27,
266, 27,
267, 27,
-2, 11,
-1, 117,
93, 85,
-2, 87,
-1, 122,
267, 30,
-2, 29,
-1, 145,
275, 33,
276, 33,
61, 33,
277, 33,
62, 33,
60, 33,
278, 33,
279, 33,
280, 33,
43, 33,
45, 33,
42, 33,
47, 33,
-2, 70,
};
# define YYNPROD 105
# define YYLAST 318
int yyact[]={
54, 52, 136, 53, 13, 55, 54, 52, 14, 53,
15, 55, 5, 166, 18, 6, 129, 21, 47, 46,
48, 107, 104, 97, 47, 46, 48, 54, 52, 80,
53, 21, 55, 54, 52, 40, 53, 9, 55, 54,
52, 158, 53, 160, 55, 47, 46, 48, 159, 101,
81, 47, 46, 48, 10, 54, 52, 126, 53, 67,
55, 54, 52, 60, 53, 155, 55, 148, 149, 135,
147, 108, 150, 47, 46, 48, 73, 23, 75, 47,
46, 48, 7, 25, 38, 153, 26, 164, 27, 117,
61, 62, 74, 11, 76, 54, 24, 127, 65, 66,
55, 37, 154, 151, 103, 111, 72, 28, 93, 94,
82, 83, 84, 85, 86, 87, 88, 89, 90, 91,
92, 116, 59, 77, 54, 52, 118, 53, 99, 55,
110, 95, 64, 44, 70, 109, 29, 33, 105, 106,
42, 112, 41, 165, 139, 19, 17, 152, 79, 123,
43, 119, 20, 114, 113, 98, 63, 144, 143, 122,
68, 39, 36, 130, 35, 120, 12, 8, 102, 125,
128, 141, 78, 69, 70, 71, 142, 131, 132, 140,
22, 124, 4, 3, 2, 121, 96, 138, 146, 137,
134, 157, 133, 115, 16, 1, 0, 0, 0, 0,
0, 0, 0, 156, 0, 0, 0, 0, 161, 0,
0, 0, 0, 162, 0, 0, 0, 168, 0, 172,
145, 163, 171, 0, 174, 0, 0, 0, 169, 156,
167, 170, 173, 57, 58, 49, 50, 51, 56, 57,
58, 49, 50, 51, 56, 175, 0, 0, 100, 0,
45, 0, 0, 0, 0, 70, 0, 0, 0, 0,
57, 58, 49, 50, 51, 56, 57, 58, 49, 50,
51, 56, 0, 0, 0, 0, 0, 56, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 57, 58,
49, 50, 51, 56, 0, 0, 49, 50, 51, 56,
32, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 30, 0, 21, 31, 0, 34 };
int yypact[]={
-1000, -258, -1000, -1000, -1000, -234, -1000, 34, -254, -1000,
-1000, -1000, -1000, 43, -1000, -1000, 40, -1000, -236, -1000,
-1000, -1000, 93, -9, -1000, 43, 43, 43, 92, -1000,
-1000, -1000, -1000, -1000, 43, 43, -1000, 43, -240, 62,
31, -13, 48, 83, -242, -1000, 43, 43, 43, 43,
43, 43, 43, 43, 43, 43, 43, -1000, -1000, 90,
13, -1000, -1000, -248, 43, 19, -15, -216, -1000, 60,
-1000, -1000, -249, -1000, -1000, 43, -250, 43, 89, 61,
-1000, -1000, -3, -3, -3, -3, -3, -3, 53, 53,
-1000, -1000, 82, -1000, -1000, -1000, -2, -1000, 85, 13,
-1000, 43, -1000, -1000, 31, 43, -36, -1000, 56, 60,
-1000, -255, -1000, 43, 43, -1000, -269, -1000, -1000, -1000,
13, 34, -1000, 43, -1000, 13, -1000, -1000, -1000, -1000,
-193, 19, 19, -53, 59, -1000, -1000, -8, 58, 43,
-1000, -1000, -1000, -1000, -226, -1000, -218, -223, -1000, 43,
-1000, -269, 26, -1000, -1000, -1000, 13, -253, 43, -1000,
-1000, -1000, -42, -1000, 43, 43, -1000, 34, -1000, 13,
-1000, -1000, -1000, -1000, -193, -1000 };
int yypgo[]={
0, 195, 50, 96, 71, 135, 194, 193, 192, 190,
189, 187, 136, 186, 184, 82, 54, 183, 182, 180,
172, 170, 59, 168, 167, 166, 63, 70, 164, 162,
137, 161, 160, 159, 158, 157, 156, 155, 154, 153,
152, 150, 149, 148, 69, 147, 144, 65, 143, 142,
140, 76, 138 };
int yyr1[]={
0, 1, 14, 1, 1, 1, 19, 21, 17, 23,
23, 24, 15, 16, 16, 25, 28, 25, 29, 25,
25, 25, 25, 27, 27, 27, 32, 33, 22, 34,
35, 34, 2, 26, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 36, 3,
3, 3, 3, 3, 3, 3, 3, 38, 3, 39,
3, 37, 37, 41, 30, 40, 4, 4, 5, 42,
5, 20, 20, 43, 43, 13, 13, 7, 7, 8,
8, 9, 9, 45, 44, 10, 10, 46, 11, 48,
11, 47, 6, 6, 12, 49, 12, 50, 12, 31,
31, 51, 52, 51, 18 };
int yyr2[]={
0, 0, 1, 9, 4, 4, 1, 1, 19, 0,
6, 1, 4, 0, 2, 17, 1, 17, 1, 13,
7, 3, 4, 0, 4, 15, 1, 1, 9, 0,
1, 9, 1, 3, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 5, 5, 1, 9,
9, 3, 3, 3, 3, 3, 5, 1, 11, 1,
11, 1, 2, 1, 11, 3, 1, 3, 3, 1,
9, 0, 2, 3, 7, 1, 3, 7, 7, 1,
3, 3, 7, 1, 9, 1, 3, 1, 5, 1,
9, 3, 3, 7, 3, 1, 11, 1, 9, 5,
9, 1, 1, 6, 3 };
int yychk[]={
-1000, -1, -14, -17, -18, 270, 273, -15, -24, 271,
-16, 59, -25, 258, 262, 264, -6, -30, 268, -12,
-40, 271, -19, -26, -3, 40, 43, 45, 64, -12,
269, 272, 257, -30, 274, -28, -29, 61, 44, -31,
271, -49, -50, -41, 40, 259, 61, 60, 62, 277,
278, 279, 43, 45, 42, 47, 280, 275, 276, -3,
-26, -26, -26, -36, 40, -26, -26, -22, -32, -5,
-3, -12, 44, -51, 61, 91, 46, 40, -20, -43,
271, -2, -26, -26, -26, -26, -26, -26, -26, -26,
-26, -26, -26, -2, -2, 41, -13, 271, -37, -26,
263, 265, -23, 44, 271, -52, -26, 271, -4, -5,
41, 44, -22, -38, -39, -7, 123, 91, 41, -2,
-26, -15, -33, -42, -51, -26, 93, 41, -21, 271,
-2, -26, -26, -8, -9, -44, 271, -10, -11, -46,
-22, -2, -16, -34, -35, -3, -22, -27, 260, 261,
125, 44, -45, 93, 44, -47, -26, -2, 267, 266,
266, -22, -26, -44, 61, -48, 266, -4, 259, -26,
-47, -16, -2, -22, -2, -27 };
int yydef[]={
1, -2, 11, 4, 5, 0, 104, 13, 0, 6,
3, 14, 12, 0, 16, 18, 0, 21, 0, -2,
63, 94, 0, 0, 33, 0, 0, 0, 48, -2,
52, 53, 54, 55, 0, 0, 26, 0, 0, 22,
101, 0, 0, 0, 71, 32, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 32, 32, 33,
0, 46, 47, 75, 61, 56, 0, 0, 9, 20,
-2, -2, 0, 99, 102, 0, 0, 66, 0, 72,
73, 26, 35, 36, 37, 38, 39, 40, 41, 42,
43, 44, 45, 57, 59, 34, 0, 76, 0, 62,
32, 0, -2, 69, 101, 0, 0, 98, 0, 67,
7, 0, 32, 0, 0, 49, 79, -2, 50, 26,
32, 13, -2, 0, 100, 103, 96, 64, 26, 74,
23, 58, 60, 0, 80, 81, 83, 0, 86, 0,
32, 19, 10, 28, 0, -2, 0, 0, 26, 0,
77, 0, 0, 78, 89, 88, 91, 0, 66, 8,
15, 24, 0, 82, 0, 0, 17, 13, 32, 84,
90, 31, 26, 32, 23, 25 };
typedef struct { char *t_name; int t_val; } yytoktype;
#ifndef YYDEBUG
# define YYDEBUG 0 /* don't allow debugging */
#endif
#if YYDEBUG
yytoktype yytoks[] =
{
"NIL", 257,
"IF", 258,
"THEN", 259,
"ELSE", 260,
"ELSEIF", 261,
"WHILE", 262,
"DO", 263,
"REPEAT", 264,
"UNTIL", 265,
"END", 266,
"RETURN", 267,
"LOCAL", 268,
"NUMBER", 269,
"FUNCTION", 270,
"NAME", 271,
"STRING", 272,
"DEBUG", 273,
"NOT", 274,
"AND", 275,
"OR", 276,
"=", 61,
"NE", 277,
">", 62,
"<", 60,
"LE", 278,
"GE", 279,
"CONC", 280,
"+", 43,
"-", 45,
"*", 42,
"/", 47,
"%", 37,
"UNARY", 281,
"-unknown-", -1 /* ends search */
};
char * yyreds[] =
{
"-no such reduction-",
"functionlist : /* empty */",
"functionlist : functionlist",
"functionlist : functionlist stat sc",
"functionlist : functionlist function",
"functionlist : functionlist setdebug",
"function : FUNCTION NAME",
"function : FUNCTION NAME '(' parlist ')'",
"function : FUNCTION NAME '(' parlist ')' block END",
"statlist : /* empty */",
"statlist : statlist stat sc",
"stat : /* empty */",
"stat : stat1",
"sc : /* empty */",
"sc : ';'",
"stat1 : IF expr1 THEN PrepJump block PrepJump elsepart END",
"stat1 : WHILE",
"stat1 : WHILE expr1 DO PrepJump block PrepJump END",
"stat1 : REPEAT",
"stat1 : REPEAT block UNTIL expr1 PrepJump",
"stat1 : varlist1 '=' exprlist1",
"stat1 : functioncall",
"stat1 : LOCAL declist",
"elsepart : /* empty */",
"elsepart : ELSE block",
"elsepart : ELSEIF expr1 THEN PrepJump block PrepJump elsepart",
"block : /* empty */",
"block : statlist",
"block : statlist ret",
"ret : /* empty */",
"ret : /* empty */",
"ret : RETURN exprlist sc",
"PrepJump : /* empty */",
"expr1 : expr",
"expr : '(' expr ')'",
"expr : expr1 '=' expr1",
"expr : expr1 '<' expr1",
"expr : expr1 '>' expr1",
"expr : expr1 NE expr1",
"expr : expr1 LE expr1",
"expr : expr1 GE expr1",
"expr : expr1 '+' expr1",
"expr : expr1 '-' expr1",
"expr : expr1 '*' expr1",
"expr : expr1 '/' expr1",
"expr : expr1 CONC expr1",
"expr : '+' expr1",
"expr : '-' expr1",
"expr : '@'",
"expr : '@' objectname fieldlist",
"expr : '@' '(' dimension ')'",
"expr : var",
"expr : NUMBER",
"expr : STRING",
"expr : NIL",
"expr : functioncall",
"expr : NOT expr1",
"expr : expr1 AND PrepJump",
"expr : expr1 AND PrepJump expr1",
"expr : expr1 OR PrepJump",
"expr : expr1 OR PrepJump expr1",
"dimension : /* empty */",
"dimension : expr1",
"functioncall : functionvalue",
"functioncall : functionvalue '(' exprlist ')'",
"functionvalue : var",
"exprlist : /* empty */",
"exprlist : exprlist1",
"exprlist1 : expr",
"exprlist1 : exprlist1 ','",
"exprlist1 : exprlist1 ',' expr",
"parlist : /* empty */",
"parlist : parlist1",
"parlist1 : NAME",
"parlist1 : parlist1 ',' NAME",
"objectname : /* empty */",
"objectname : NAME",
"fieldlist : '{' ffieldlist '}'",
"fieldlist : '[' lfieldlist ']'",
"ffieldlist : /* empty */",
"ffieldlist : ffieldlist1",
"ffieldlist1 : ffield",
"ffieldlist1 : ffieldlist1 ',' ffield",
"ffield : NAME",
"ffield : NAME '=' expr1",
"lfieldlist : /* empty */",
"lfieldlist : lfieldlist1",
"lfieldlist1 : /* empty */",
"lfieldlist1 : lfield",
"lfieldlist1 : lfieldlist1 ','",
"lfieldlist1 : lfieldlist1 ',' lfield",
"lfield : expr1",
"varlist1 : var",
"varlist1 : varlist1 ',' var",
"var : NAME",
"var : var",
"var : var '[' expr1 ']'",
"var : var",
"var : var '.' NAME",
"declist : NAME init",
"declist : declist ',' NAME init",
"init : /* empty */",
"init : '='",
"init : '=' expr1",
"setdebug : DEBUG",
};
#endif /* YYDEBUG */
#line 1 "/usr/lib/yaccpar"
/* @(#)yaccpar 1.10 89/04/04 SMI; from S5R3 1.10 */
/*
** Skeleton parser driver for yacc output
*/
/*
** yacc user known macros and defines
*/
#define YYERROR goto yyerrlab
#define YYACCEPT { free(yys); free(yyv); return(0); }
#define YYABORT { free(yys); free(yyv); return(1); }
#define YYBACKUP( newtoken, newvalue )\
{\
if ( yychar >= 0 || ( yyr2[ yytmp ] >> 1 ) != 1 )\
{\
yyerror( "syntax error - cannot backup" );\
goto yyerrlab;\
}\
yychar = newtoken;\
yystate = *yyps;\
yylval = newvalue;\
goto yynewstate;\
}
#define YYRECOVERING() (!!yyerrflag)
#ifndef YYDEBUG
# define YYDEBUG 1 /* make debugging available */
#endif
/*
** user known globals
*/
int yydebug; /* set to 1 to get debugging */
/*
** driver internal defines
*/
#define YYFLAG (-1000)
/*
** static variables used by the parser
*/
static YYSTYPE *yyv; /* value stack */
static int *yys; /* state stack */
static YYSTYPE *yypv; /* top of value stack */
static int *yyps; /* top of state stack */
static int yystate; /* current state */
static int yytmp; /* extra var (lasts between blocks) */
int yynerrs; /* number of errors */
int yyerrflag; /* error recovery flag */
int yychar; /* current input token number */
/*
** yyparse - return 0 if worked, 1 if syntax error not recovered from
*/
int
yyparse()
{
register YYSTYPE *yypvt; /* top of value stack for $vars */
unsigned yymaxdepth = YYMAXDEPTH;
/*
** Initialize externals - yyparse may be called more than once
*/
yyv = (YYSTYPE*)malloc(yymaxdepth*sizeof(YYSTYPE));
yys = (int*)malloc(yymaxdepth*sizeof(int));
if (!yyv || !yys)
{
yyerror( "out of memory" );
return(1);
}
yypv = &yyv[-1];
yyps = &yys[-1];
yystate = 0;
yytmp = 0;
yynerrs = 0;
yyerrflag = 0;
yychar = -1;
goto yystack;
{
register YYSTYPE *yy_pv; /* top of value stack */
register int *yy_ps; /* top of state stack */
register int yy_state; /* current state */
register int yy_n; /* internal state number info */
/*
** get globals into registers.
** branch to here only if YYBACKUP was called.
*/
yynewstate:
yy_pv = yypv;
yy_ps = yyps;
yy_state = yystate;
goto yy_newstate;
/*
** get globals into registers.
** either we just started, or we just finished a reduction
*/
yystack:
yy_pv = yypv;
yy_ps = yyps;
yy_state = yystate;
/*
** top of for (;;) loop while no reductions done
*/
yy_stack:
/*
** put a state and value onto the stacks
*/
#if YYDEBUG
/*
** if debugging, look up token value in list of value vs.
** name pairs. 0 and negative (-1) are special values.
** Note: linear search is used since time is not a real
** consideration while debugging.
*/
if ( yydebug )
{
register int yy_i;
(void)printf( "State %d, token ", yy_state );
if ( yychar == 0 )
(void)printf( "end-of-file\n" );
else if ( yychar < 0 )
(void)printf( "-none-\n" );
else
{
for ( yy_i = 0; yytoks[yy_i].t_val >= 0;
yy_i++ )
{
if ( yytoks[yy_i].t_val == yychar )
break;
}
(void)printf( "%s\n", yytoks[yy_i].t_name );
}
}
#endif /* YYDEBUG */
if ( ++yy_ps >= &yys[ yymaxdepth ] ) /* room on stack? */
{
/*
** reallocate and recover. Note that pointers
** have to be reset, or bad things will happen
*/
int yyps_index = (yy_ps - yys);
int yypv_index = (yy_pv - yyv);
int yypvt_index = (yypvt - yyv);
yymaxdepth += YYMAXDEPTH;
yyv = (YYSTYPE*)realloc((char*)yyv,
yymaxdepth * sizeof(YYSTYPE));
yys = (int*)realloc((char*)yys,
yymaxdepth * sizeof(int));
if (!yyv || !yys)
{
yyerror( "yacc stack overflow" );
return(1);
}
yy_ps = yys + yyps_index;
yy_pv = yyv + yypv_index;
yypvt = yyv + yypvt_index;
}
*yy_ps = yy_state;
*++yy_pv = yyval;
/*
** we have a new state - find out what to do
*/
yy_newstate:
if ( ( yy_n = yypact[ yy_state ] ) <= YYFLAG )
goto yydefault; /* simple state */
#if YYDEBUG
/*
** if debugging, need to mark whether new token grabbed
*/
yytmp = yychar < 0;
#endif
if ( ( yychar < 0 ) && ( ( yychar = yylex() ) < 0 ) )
yychar = 0; /* reached EOF */
#if YYDEBUG
if ( yydebug && yytmp )
{
register int yy_i;
(void)printf( "Received token " );
if ( yychar == 0 )
(void)printf( "end-of-file\n" );
else if ( yychar < 0 )
(void)printf( "-none-\n" );
else
{
for ( yy_i = 0; yytoks[yy_i].t_val >= 0;
yy_i++ )
{
if ( yytoks[yy_i].t_val == yychar )
break;
}
(void)printf( "%s\n", yytoks[yy_i].t_name );
}
}
#endif /* YYDEBUG */
if ( ( ( yy_n += yychar ) < 0 ) || ( yy_n >= YYLAST ) )
goto yydefault;
if ( yychk[ yy_n = yyact[ yy_n ] ] == yychar ) /*valid shift*/
{
yychar = -1;
yyval = yylval;
yy_state = yy_n;
if ( yyerrflag > 0 )
yyerrflag--;
goto yy_stack;
}
yydefault:
if ( ( yy_n = yydef[ yy_state ] ) == -2 )
{
#if YYDEBUG
yytmp = yychar < 0;
#endif
if ( ( yychar < 0 ) && ( ( yychar = yylex() ) < 0 ) )
yychar = 0; /* reached EOF */
#if YYDEBUG
if ( yydebug && yytmp )
{
register int yy_i;
(void)printf( "Received token " );
if ( yychar == 0 )
(void)printf( "end-of-file\n" );
else if ( yychar < 0 )
(void)printf( "-none-\n" );
else
{
for ( yy_i = 0;
yytoks[yy_i].t_val >= 0;
yy_i++ )
{
if ( yytoks[yy_i].t_val
== yychar )
{
break;
}
}
(void)printf( "%s\n", yytoks[yy_i].t_name );
}
}
#endif /* YYDEBUG */
/*
** look through exception table
*/
{
register int *yyxi = yyexca;
while ( ( *yyxi != -1 ) ||
( yyxi[1] != yy_state ) )
{
yyxi += 2;
}
while ( ( *(yyxi += 2) >= 0 ) &&
( *yyxi != yychar ) )
;
if ( ( yy_n = yyxi[1] ) < 0 )
YYACCEPT;
}
}
/*
** check for syntax error
*/
if ( yy_n == 0 ) /* have an error */
{
/* no worry about speed here! */
switch ( yyerrflag )
{
case 0: /* new error */
yyerror( "syntax error" );
goto skip_init;
yyerrlab:
/*
** get globals into registers.
** we have a user generated syntax type error
*/
yy_pv = yypv;
yy_ps = yyps;
yy_state = yystate;
yynerrs++;
skip_init:
case 1:
case 2: /* incompletely recovered error */
/* try again... */
yyerrflag = 3;
/*
** find state where "error" is a legal
** shift action
*/
while ( yy_ps >= yys )
{
yy_n = yypact[ *yy_ps ] + YYERRCODE;
if ( yy_n >= 0 && yy_n < YYLAST &&
yychk[yyact[yy_n]] == YYERRCODE) {
/*
** simulate shift of "error"
*/
yy_state = yyact[ yy_n ];
goto yy_stack;
}
/*
** current state has no shift on
** "error", pop stack
*/
#if YYDEBUG
# define _POP_ "Error recovery pops state %d, uncovers state %d\n"
if ( yydebug )
(void)printf( _POP_, *yy_ps,
yy_ps[-1] );
# undef _POP_
#endif
yy_ps--;
yy_pv--;
}
/*
** there is no state on stack with "error" as
** a valid shift. give up.
*/
YYABORT;
case 3: /* no shift yet; eat a token */
#if YYDEBUG
/*
** if debugging, look up token in list of
** pairs. 0 and negative shouldn't occur,
** but since timing doesn't matter when
** debugging, it doesn't hurt to leave the
** tests here.
*/
if ( yydebug )
{
register int yy_i;
(void)printf( "Error recovery discards " );
if ( yychar == 0 )
(void)printf( "token end-of-file\n" );
else if ( yychar < 0 )
(void)printf( "token -none-\n" );
else
{
for ( yy_i = 0;
yytoks[yy_i].t_val >= 0;
yy_i++ )
{
if ( yytoks[yy_i].t_val
== yychar )
{
break;
}
}
(void)printf( "token %s\n",
yytoks[yy_i].t_name );
}
}
#endif /* YYDEBUG */
if ( yychar == 0 ) /* reached EOF. quit */
YYABORT;
yychar = -1;
goto yy_newstate;
}
}/* end if ( yy_n == 0 ) */
/*
** reduction by production yy_n
** put stack tops, etc. so things right after switch
*/
#if YYDEBUG
/*
** if debugging, print the string that is the user's
** specification of the reduction which is just about
** to be done.
*/
if ( yydebug )
(void)printf( "Reduce by (%d) \"%s\"\n",
yy_n, yyreds[ yy_n ] );
#endif
yytmp = yy_n; /* value to switch over */
yypvt = yy_pv; /* $vars top of value stack */
/*
** Look in goto table for next state
** Sorry about using yy_state here as temporary
** register variable, but why not, if it works...
** If yyr2[ yy_n ] doesn't have the low order bit
** set, then there is no action to be done for
** this reduction. So, no saving & unsaving of
** registers done. The only difference between the
** code just after the if and the body of the if is
** the goto yy_stack in the body. This way the test
** can be made before the choice of what to do is needed.
*/
{
/* length of production doubled with extra bit */
register int yy_len = yyr2[ yy_n ];
if ( !( yy_len & 01 ) )
{
yy_len >>= 1;
yyval = ( yy_pv -= yy_len )[1]; /* $$ = $1 */
yy_state = yypgo[ yy_n = yyr1[ yy_n ] ] +
*( yy_ps -= yy_len ) + 1;
if ( yy_state >= YYLAST ||
yychk[ yy_state =
yyact[ yy_state ] ] != -yy_n )
{
yy_state = yyact[ yypgo[ yy_n ] ];
}
goto yy_stack;
}
yy_len >>= 1;
yyval = ( yy_pv -= yy_len )[1]; /* $$ = $1 */
yy_state = yypgo[ yy_n = yyr1[ yy_n ] ] +
*( yy_ps -= yy_len ) + 1;
if ( yy_state >= YYLAST ||
yychk[ yy_state = yyact[ yy_state ] ] != -yy_n )
{
yy_state = yyact[ yypgo[ yy_n ] ];
}
}
/* save until reenter driver code */
yystate = yy_state;
yyps = yy_ps;
yypv = yy_pv;
}
/*
** code supplied by user is placed in this switch
*/
switch( yytmp )
{
case 2:
# line 179 "lua.stx"
{pc=basepc=maincode; nlocalvar=0;} break;
case 3:
# line 179 "lua.stx"
{maincode=pc;} break;
case 6:
# line 184 "lua.stx"
{pc=basepc=code; nlocalvar=0;} break;
case 7:
# line 185 "lua.stx"
{
if (lua_debug)
{
align(Word);
code_byte(SETFUNCTION);
code_word(yypvt[-5].vWord);
code_word(yypvt[-4].vWord);
}
lua_codeadjust (0);
} break;
case 8:
# line 197 "lua.stx"
{
if (lua_debug) code_byte(RESET);
code_byte(RETCODE); code_byte(nlocalvar);
s_tag(yypvt[-7].vWord) = T_FUNCTION;
s_bvalue(yypvt[-7].vWord) = calloc (pc-code, sizeof(Byte));
memcpy (s_bvalue(yypvt[-7].vWord), code, (pc-code)*sizeof(Byte));
} break;
case 11:
# line 210 "lua.stx"
{
ntemp = 0;
if (lua_debug)
{
align(Word); code_byte(SETLINE); code_word(lua_linenumber);
}
} break;
case 15:
# line 223 "lua.stx"
{
{
Byte *elseinit = yypvt[-2].pByte + sizeof(Word)+1;
if (pc - elseinit == 0) /* no else */
{
pc -= sizeof(Word)+1;
/* if (*(pc-1) == NOP) --pc; */
elseinit = pc;
}
else
{
*(yypvt[-2].pByte) = JMP;
*((Word *)(yypvt[-2].pByte+1)) = pc - elseinit;
}
*(yypvt[-4].pByte) = IFFJMP;
*((Word *)(yypvt[-4].pByte+1)) = elseinit - (yypvt[-4].pByte + sizeof(Word)+1);
}
} break;
case 16:
# line 242 "lua.stx"
{yyval.pByte = pc;} break;
case 17:
# line 244 "lua.stx"
{
*(yypvt[-3].pByte) = IFFJMP;
*((Word *)(yypvt[-3].pByte+1)) = pc - (yypvt[-3].pByte + sizeof(Word)+1);
*(yypvt[-1].pByte) = UPJMP;
*((Word *)(yypvt[-1].pByte+1)) = pc - yypvt[-6].pByte;
} break;
case 18:
# line 252 "lua.stx"
{yyval.pByte = pc;} break;
case 19:
# line 254 "lua.stx"
{
*(yypvt[-0].pByte) = IFFUPJMP;
*((Word *)(yypvt[-0].pByte+1)) = pc - yypvt[-4].pByte;
} break;
case 20:
# line 261 "lua.stx"
{
{
int i;
if (yypvt[-0].vInt == 0 || nvarbuffer != ntemp - yypvt[-2].vInt * 2)
lua_codeadjust (yypvt[-2].vInt * 2 + nvarbuffer);
for (i=nvarbuffer-1; i>=0; i--)
lua_codestore (i);
if (yypvt[-2].vInt > 1 || (yypvt[-2].vInt == 1 && varbuffer[0] != 0))
lua_codeadjust (0);
}
} break;
case 21:
# line 272 "lua.stx"
{ lua_codeadjust (0); } break;
case 25:
# line 279 "lua.stx"
{
{
Byte *elseinit = yypvt[-1].pByte + sizeof(Word)+1;
if (pc - elseinit == 0) /* no else */
{
pc -= sizeof(Word)+1;
/* if (*(pc-1) == NOP) --pc; */
elseinit = pc;
}
else
{
*(yypvt[-1].pByte) = JMP;
*((Word *)(yypvt[-1].pByte+1)) = pc - elseinit;
}
*(yypvt[-3].pByte) = IFFJMP;
*((Word *)(yypvt[-3].pByte+1)) = elseinit - (yypvt[-3].pByte + sizeof(Word)+1);
}
} break;
case 26:
# line 299 "lua.stx"
{yyval.vInt = nlocalvar;} break;
case 27:
# line 299 "lua.stx"
{ntemp = 0;} break;
case 28:
# line 300 "lua.stx"
{
if (nlocalvar != yypvt[-3].vInt)
{
nlocalvar = yypvt[-3].vInt;
lua_codeadjust (0);
}
} break;
case 30:
# line 310 "lua.stx"
{ if (lua_debug){align(Word);code_byte(SETLINE);code_word(lua_linenumber);}} break;
case 31:
# line 312 "lua.stx"
{
if (lua_debug) code_byte(RESET);
code_byte(RETCODE); code_byte(nlocalvar);
} break;
case 32:
# line 319 "lua.stx"
{
align(Word);
yyval.pByte = pc;
code_byte(0); /* open space */
code_word (0);
} break;
case 33:
# line 326 "lua.stx"
{ if (yypvt[-0].vInt == 0) {lua_codeadjust (ntemp+1); incr_ntemp();}} break;
case 34:
# line 329 "lua.stx"
{ yyval.vInt = yypvt[-1].vInt; } break;
case 35:
# line 330 "lua.stx"
{ code_byte(EQOP); yyval.vInt = 1; ntemp--;} break;
case 36:
# line 331 "lua.stx"
{ code_byte(LTOP); yyval.vInt = 1; ntemp--;} break;
case 37:
# line 332 "lua.stx"
{ code_byte(LEOP); code_byte(NOTOP); yyval.vInt = 1; ntemp--;} break;
case 38:
# line 333 "lua.stx"
{ code_byte(EQOP); code_byte(NOTOP); yyval.vInt = 1; ntemp--;} break;
case 39:
# line 334 "lua.stx"
{ code_byte(LEOP); yyval.vInt = 1; ntemp--;} break;
case 40:
# line 335 "lua.stx"
{ code_byte(LTOP); code_byte(NOTOP); yyval.vInt = 1; ntemp--;} break;
case 41:
# line 336 "lua.stx"
{ code_byte(ADDOP); yyval.vInt = 1; ntemp--;} break;
case 42:
# line 337 "lua.stx"
{ code_byte(SUBOP); yyval.vInt = 1; ntemp--;} break;
case 43:
# line 338 "lua.stx"
{ code_byte(MULTOP); yyval.vInt = 1; ntemp--;} break;
case 44:
# line 339 "lua.stx"
{ code_byte(DIVOP); yyval.vInt = 1; ntemp--;} break;
case 45:
# line 340 "lua.stx"
{ code_byte(CONCOP); yyval.vInt = 1; ntemp--;} break;
case 46:
# line 341 "lua.stx"
{ yyval.vInt = 1; } break;
case 47:
# line 342 "lua.stx"
{ code_byte(MINUSOP); yyval.vInt = 1;} break;
case 48:
# line 344 "lua.stx"
{
code_byte(PUSHBYTE);
yyval.pByte = pc; code_byte(0);
incr_ntemp();
code_byte(CREATEARRAY);
} break;
case 49:
# line 351 "lua.stx"
{
*(yypvt[-2].pByte) = yypvt[-0].vInt;
if (yypvt[-1].vLong < 0) /* there is no function to be called */
{
yyval.vInt = 1;
}
else
{
lua_pushvar (yypvt[-1].vLong+1);
code_byte(PUSHMARK);
incr_ntemp();
code_byte(PUSHOBJECT);
incr_ntemp();
code_byte(CALLFUNC);
ntemp -= 4;
yyval.vInt = 0;
if (lua_debug)
{
align(Word); code_byte(SETLINE); code_word(lua_linenumber);
}
}
} break;
case 50:
# line 374 "lua.stx"
{
code_byte(CREATEARRAY);
yyval.vInt = 1;
} break;
case 51:
# line 378 "lua.stx"
{ lua_pushvar (yypvt[-0].vLong); yyval.vInt = 1;} break;
case 52:
# line 379 "lua.stx"
{ code_number(yypvt[-0].vFloat); yyval.vInt = 1; } break;
case 53:
# line 381 "lua.stx"
{
align(Word);
code_byte(PUSHSTRING);
code_word(yypvt[-0].vWord);
yyval.vInt = 1;
incr_ntemp();
} break;
case 54:
# line 388 "lua.stx"
{code_byte(PUSHNIL); yyval.vInt = 1; incr_ntemp();} break;
case 55:
# line 390 "lua.stx"
{
yyval.vInt = 0;
if (lua_debug)
{
align(Word); code_byte(SETLINE); code_word(lua_linenumber);
}
} break;
case 56:
# line 397 "lua.stx"
{ code_byte(NOTOP); yyval.vInt = 1;} break;
case 57:
# line 398 "lua.stx"
{code_byte(POP); ntemp--;} break;
case 58:
# line 399 "lua.stx"
{
*(yypvt[-2].pByte) = ONFJMP;
*((Word *)(yypvt[-2].pByte+1)) = pc - (yypvt[-2].pByte + sizeof(Word)+1);
yyval.vInt = 1;
} break;
case 59:
# line 404 "lua.stx"
{code_byte(POP); ntemp--;} break;
case 60:
# line 405 "lua.stx"
{
*(yypvt[-2].pByte) = ONTJMP;
*((Word *)(yypvt[-2].pByte+1)) = pc - (yypvt[-2].pByte + sizeof(Word)+1);
yyval.vInt = 1;
} break;
case 61:
# line 412 "lua.stx"
{ code_byte(PUSHNIL); incr_ntemp();} break;
case 63:
# line 416 "lua.stx"
{code_byte(PUSHMARK); yyval.vInt = ntemp; incr_ntemp();} break;
case 64:
# line 417 "lua.stx"
{ code_byte(CALLFUNC); ntemp = yypvt[-3].vInt-1;} break;
case 65:
# line 419 "lua.stx"
{lua_pushvar (yypvt[-0].vLong); } break;
case 66:
# line 422 "lua.stx"
{ yyval.vInt = 1; } break;
case 67:
# line 423 "lua.stx"
{ yyval.vInt = yypvt[-0].vInt; } break;
case 68:
# line 426 "lua.stx"
{ yyval.vInt = yypvt[-0].vInt; } break;
case 69:
# line 427 "lua.stx"
{if (!yypvt[-1].vInt){lua_codeadjust (ntemp+1); incr_ntemp();}} break;
case 70:
# line 428 "lua.stx"
{yyval.vInt = yypvt[-0].vInt;} break;
case 73:
# line 435 "lua.stx"
{localvar[nlocalvar]=yypvt[-0].vWord; incr_nlocalvar();} break;
case 74:
# line 436 "lua.stx"
{localvar[nlocalvar]=yypvt[-0].vWord; incr_nlocalvar();} break;
case 75:
# line 439 "lua.stx"
{yyval.vLong=-1;} break;
case 76:
# line 440 "lua.stx"
{yyval.vLong=yypvt[-0].vWord;} break;
case 77:
# line 443 "lua.stx"
{ yyval.vInt = yypvt[-1].vInt; } break;
case 78:
# line 444 "lua.stx"
{ yyval.vInt = yypvt[-1].vInt; } break;
case 79:
# line 447 "lua.stx"
{ yyval.vInt = 0; } break;
case 80:
# line 448 "lua.stx"
{ yyval.vInt = yypvt[-0].vInt; } break;
case 81:
# line 451 "lua.stx"
{yyval.vInt=1;} break;
case 82:
# line 452 "lua.stx"
{yyval.vInt=yypvt[-2].vInt+1;} break;
case 83:
# line 456 "lua.stx"
{
align(Word);
code_byte(PUSHSTRING);
code_word(lua_findconstant (s_name(yypvt[-0].vWord)));
incr_ntemp();
} break;
case 84:
# line 463 "lua.stx"
{
code_byte(STOREFIELD);
ntemp-=2;
} break;
case 85:
# line 469 "lua.stx"
{ yyval.vInt = 0; } break;
case 86:
# line 470 "lua.stx"
{ yyval.vInt = yypvt[-0].vInt; } break;
case 87:
# line 473 "lua.stx"
{ code_number(1); } break;
case 88:
# line 473 "lua.stx"
{yyval.vInt=1;} break;
case 89:
# line 474 "lua.stx"
{ code_number(yypvt[-1].vInt+1); } break;
case 90:
# line 475 "lua.stx"
{yyval.vInt=yypvt[-3].vInt+1;} break;
case 91:
# line 479 "lua.stx"
{
code_byte(STOREFIELD);
ntemp-=2;
} break;
case 92:
# line 486 "lua.stx"
{
nvarbuffer = 0;
varbuffer[nvarbuffer] = yypvt[-0].vLong; incr_nvarbuffer();
yyval.vInt = (yypvt[-0].vLong == 0) ? 1 : 0;
} break;
case 93:
# line 492 "lua.stx"
{
varbuffer[nvarbuffer] = yypvt[-0].vLong; incr_nvarbuffer();
yyval.vInt = (yypvt[-0].vLong == 0) ? yypvt[-2].vInt + 1 : yypvt[-2].vInt;
} break;
case 94:
# line 499 "lua.stx"
{
int local = lua_localname (yypvt[-0].vWord);
if (local == -1) /* global var */
yyval.vLong = yypvt[-0].vWord + 1; /* return positive value */
else
yyval.vLong = -(local+1); /* return negative value */
} break;
case 95:
# line 507 "lua.stx"
{lua_pushvar (yypvt[-0].vLong);} break;
case 96:
# line 508 "lua.stx"
{
yyval.vLong = 0; /* indexed variable */
} break;
case 97:
# line 511 "lua.stx"
{lua_pushvar (yypvt[-0].vLong);} break;
case 98:
# line 512 "lua.stx"
{
align(Word);
code_byte(PUSHSTRING);
code_word(lua_findconstant (s_name(yypvt[-0].vWord))); incr_ntemp();
yyval.vLong = 0; /* indexed variable */
} break;
case 99:
# line 520 "lua.stx"
{localvar[nlocalvar]=yypvt[-1].vWord; incr_nlocalvar();} break;
case 100:
# line 521 "lua.stx"
{localvar[nlocalvar]=yypvt[-1].vWord; incr_nlocalvar();} break;
case 101:
# line 524 "lua.stx"
{ code_byte(PUSHNIL); } break;
case 102:
# line 525 "lua.stx"
{ntemp = 0;} break;
case 104:
# line 528 "lua.stx"
{lua_debug = yypvt[-0].vInt;} break;
}
goto yystack; /* reset registers in driver code */
}
Reference in New Issue Copy Permalink