RKB
TValue *rb = RKB(i); \
Protect(luaV_settable(L, cl->upvals[a]->v, RKB(i), RKC(i)));
Protect(luaV_settable(L, ra, RKB(i), RKC(i)));
TValue *rb = RKB(i);
if (luaV_lessthan(L, RKB(i), RKC(i)) != GETARG_A(i))
if (luaV_lessequal(L, RKB(i), RKC(i)) != GETARG_A(i))