Method read_gpu_buffer

src/client/clfunc_xsyr.hpp:79–83

  void reset_gpu_write_buffer();
  void call_func();
  	void read_gpu_buffer()
	{
		//cl_int err;
		//to-do need to fill up
	}
	void roundtrip_func()
	{//to-do need to fill up
	}