public static void RefString(IntPtr strPoint, int index, object s, IntPtr L)
{
int oldTop = LuaDLL.lua_gettop(L);
//把字符串ref了之后就不GC了
LuaDLL.lua_getglobal(L, "MikuLuaProfilerStrTb");
int len = LuaDLL.lua_objlen(L, -1);
LuaDLL.lua_pushnumber(L, len + 1);
LuaDLL.lua_pushvalue(L, index);
LuaDLL.lua_rawset(L, -3);
LuaDLL.lua_settop(L, oldTop);
stringDict[(long)strPoint] = s;
}