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added macro for code checking

This commit is contained in:
Roberto Ierusalimschy 2011-04-18 16:48:53 -03:00
parent f17e3624ef
commit 05ca63642b
1 changed files with 7 additions and 1 deletions
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8
lvm.c
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@ -1,5 +1,5 @@
/*
** $Id: lvm.c,v 2.133 2011/04/05 18:32:06 roberto Exp roberto $
** $Id: lvm.c,v 2.134 2011/04/07 18:14:12 roberto Exp roberto $
** Lua virtual machine
** See Copyright Notice in lua.h
*/
@ -454,6 +454,11 @@ void luaV_finishOp (lua_State *L) {
** some macros for common tasks in `luaV_execute'
*/
#if !defined luai_runtimecheck
#define luai_runtimecheck(L, c) /* void */
#endif
#define RA(i) (base+GETARG_A(i))
/* to be used after possible stack reallocation */
#define RB(i) check_exp(getBMode(GET_OPCODE(i)) == OpArgR, base+GETARG_B(i))
@ -788,6 +793,7 @@ void luaV_execute (lua_State *L) {
lua_assert(GET_OPCODE(*ci->u.l.savedpc) == OP_EXTRAARG);
c = GETARG_Ax(*ci->u.l.savedpc++);
}
luai_runtimecheck(L, ttistable(ra));
h = hvalue(ra);
last = ((c-1)*LFIELDS_PER_FLUSH) + n;
if (last > h->sizearray) /* needs more space? */