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OP_SELF can use 'luaV_fastget' specialized for strings, as it 

is applied only to string keys
This commit is contained in:
Roberto Ierusalimschy 2015-10-28 12:50:09 -02:00
parent ae515a346c
commit 257961c601
1 changed files with 8 additions and 3 deletions
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11
lvm.c
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@ -1,5 +1,5 @@
/* /*
** $Id: lvm.c,v 2.255 2015/10/20 17:56:21 roberto Exp roberto $ ** $Id: lvm.c,v 2.256 2015/10/22 14:40:47 roberto Exp roberto $
** Lua virtual machine ** Lua virtual machine
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@ -855,10 +855,15 @@ void luaV_execute (lua_State *L) {
vmbreak; vmbreak;
} }
vmcase(OP_SELF) { vmcase(OP_SELF) {
const TValue *aux;
StkId rb = RB(i); StkId rb = RB(i);
TValue *rc = RKC(i); TValue *rc = RKC(i);
TString *key = tsvalue(rc); /* key must be a string */
setobjs2s(L, ra + 1, rb); setobjs2s(L, ra + 1, rb);
gettableProtected(L, rb, rc, ra); if (luaV_fastget(L, rb, key, aux, luaH_getstr)) {
setobj2s(L, ra, aux);
}
else Protect(luaV_finishget(L, rb, rc, ra, aux));
vmbreak; vmbreak;
} }
vmcase(OP_ADD) { vmcase(OP_ADD) {
@ -1060,7 +1065,7 @@ void luaV_execute (lua_State *L) {
TValue *rb = RKB(i); TValue *rb = RKB(i);
TValue *rc = RKC(i); TValue *rc = RKC(i);
Protect( Protect(
if (cast_int(luaV_equalobj(L, rb, rc)) != GETARG_A(i)) if (luaV_equalobj(L, rb, rc) != GETARG_A(i))
ci->u.l.savedpc++; ci->u.l.savedpc++;
else else
donextjump(ci); donextjump(ci);