Function luaT_callTM

ThirdParty/lua/lua/ltm.c:86–100

void luaT_callTM (lua_State *L, const TValue *f, const TValue *p1,
                  const TValue *p2, TValue *p3, int hasres) {
  ptrdiff_t result = savestack(L, p3);
  setobj2s(L, L->top++, f);  /* push function (assume EXTRA_STACK) */
  setobj2s(L, L->top++, p1);  /* 1st argument */
  setobj2s(L, L->top++, p2);  /* 2nd argument */
  if (!hasres)  /* no result? 'p3' is third argument */
    setobj2s(L, L->top++, p3);  /* 3rd argument */
  /* metamethod may yield only when called from Lua code */
  luaD_call(L, L->top - (4 - hasres), hasres, isLua(L->ci));
  if (hasres) {  /* if has result, move it to its place */
    p3 = restorestack(L, result);
    setobjs2s(L, p3, --L->top);
  }
}


int luaT_callbinTM (lua_State *L, const TValue *p1, const TValue *p2,