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new operations POWOP (power) and PUSHMARKMET (for marking method calls).

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remove of operation PUSHOBJECT.
This commit is contained in:
Waldemar Celes 1994-10-17 17:00:40 -02:00
parent fca10c6733
commit ad07c0f638
2 changed files with 25 additions and 6 deletions
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26
opcode.c
View File

@ -3,11 +3,12 @@
** TecCGraf - PUC-Rio
*/
char *rcs_opcode="$Id: opcode.c,v 2.8 1994/09/27 21:43:30 celes Exp celes $";
char *rcs_opcode="$Id: opcode.c,v 2.9 1994/10/11 14:38:17 celes Exp $";
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#ifdef __GNUC__
#include <floatingpoint.h>
#endif
@ -245,8 +246,14 @@ int lua_execute (Byte *pc)
break;
case PUSHMARK: tag(top++) = T_MARK; break;
case PUSHOBJECT: *top = *(top-3); top++; break;
case PUSHMARKMET:
{
Object receiver = *(top-2);
if (lua_pushsubscript() == 1) return 1;
tag(top++) = T_MARK;
*(top++) = receiver;
break;
}
case STORELOCAL0: case STORELOCAL1: case STORELOCAL2:
case STORELOCAL3: case STORELOCAL4: case STORELOCAL5:
@ -457,6 +464,17 @@ int lua_execute (Byte *pc)
}
break;
case POWOP:
{
Object *l = top-2;
Object *r = top-1;
if (tonumber(r) || tonumber(l))
return 1;
nvalue(l) = pow(nvalue(l), nvalue(r));
--top;
}
break;
case CONCOP:
{
Object *l = top-2;
@ -819,7 +837,7 @@ Object *lua_getfield (Object *object, char *field)
{
Object ref;
tag(&ref) = T_STRING;
svalue(&ref) = lua_createstring(field);
svalue(&ref) = lua_constant[lua_findconstant(field)];
return (lua_hashget(avalue(object), &ref));
}
}

5
opcode.h
View File

@ -1,6 +1,6 @@
/*
** TeCGraf - PUC-Rio
** $Id: opcode.h,v 2.2 1994/07/19 21:27:18 celes Exp celes $
** $Id: opcode.h,v 2.3 1994/08/05 19:31:09 celes Exp celes $
*/
#ifndef opcode_h
@ -55,7 +55,7 @@ typedef enum
PUSHGLOBAL,
PUSHINDEXED,
PUSHMARK,
PUSHOBJECT,
PUSHMARKMET,
STORELOCAL0, STORELOCAL1, STORELOCAL2, STORELOCAL3, STORELOCAL4,
STORELOCAL5, STORELOCAL6, STORELOCAL7, STORELOCAL8, STORELOCAL9,
STORELOCAL,
@ -74,6 +74,7 @@ typedef enum
SUBOP,
MULTOP,
DIVOP,
POWOP,
CONCOP,
MINUSOP,
NOTOP,