derek.holloway
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51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// This file contains the declaration of the SYCL enum class backend that is
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/// implementation-defined and is populated with a unique identifier for each
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/// SYCL backend that the SYCL implementation can support.
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///
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//===----------------------------------------------------------------------===//
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#ifndef _LIBSYCL___IMPL_BACKEND_HPP
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#define _LIBSYCL___IMPL_BACKEND_HPP
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#include <sycl/__impl/detail/config.hpp>
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#include <string_view>
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#include <type_traits>
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_LIBSYCL_BEGIN_NAMESPACE_SYCL
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// SYCL 2020 4.1. Backends.
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enum class backend : unsigned char {
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opencl = 0,
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level_zero,
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cuda,
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hip,
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};
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namespace detail {
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template <typename T> struct is_backend_info_desc : std::false_type {};
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} // namespace detail
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// SYCL 2020 4.5.1.1. Type traits backend_traits.
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template <backend Backend> class backend_traits;
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template <backend Backend, typename SyclType>
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using backend_input_t =
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typename backend_traits<Backend>::template input_type<SyclType>;
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template <backend Backend, typename SyclType>
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using backend_return_t =
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typename backend_traits<Backend>::template return_type<SyclType>;
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_LIBSYCL_END_NAMESPACE_SYCL
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#endif // _LIBSYCL___IMPL_BACKEND_HPP
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