Program Listing for File MemoryResourceTraits.hpp¶
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//////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2016-20, Lawrence Livermore National Security, LLC and Umpire
// project contributors. See the COPYRIGHT file for details.
//
// SPDX-License-Identifier: (MIT)
//////////////////////////////////////////////////////////////////////////////
#ifndef UMPIRE_MemoryResourceTraits_HPP
#define UMPIRE_MemoryResourceTraits_HPP
#include <cstddef>
#include "umpire/config.hpp"
#if defined(UMPIRE_ENABLE_SYCL)
#include <CL/sycl.hpp>
#endif
namespace umpire {
struct MemoryResourceTraits {
enum class optimized_for { any, latency, bandwidth, access };
enum class vendor_type { unknown, amd, ibm, intel, nvidia };
enum class memory_type { unknown, ddr, gddr, hbm, nvme };
enum class resource_type {
unknown,
host,
device,
device_const,
pinned,
um,
file
};
int id;
// variables for only SYCL devices (i.e., Intel GPUs)
#if defined(UMPIRE_ENABLE_SYCL)
cl::sycl::queue queue;
#endif
bool unified = false;
std::size_t size = 0;
vendor_type vendor = vendor_type::unknown;
memory_type kind = memory_type::unknown;
optimized_for used_for = optimized_for::any;
resource_type resource = resource_type::unknown;
};
} // end of namespace umpire
#endif // UMPIRE_MemoryResourceTraits_HPP