return packageAndInvoke(obj, methodID, argAddress, expectReturnType, skip4Args, true);
return packageAndInvoke(null, methodID, argAddress, expectReturnType, false, true);
  static Object invokeWithVarArg(Object obj, int methodID, VM_Address argAddress,                                         VM_TypeReference expectReturnType, boolean skip4Args)     throws Exception {    return packageAndInvoke(obj, methodID, argAddress, expectReturnType, skip4Args, true);  }