derek.holloway
7502bf64a4
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48 lines
1.8 KiB
C++
48 lines
1.8 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of libcu++, the C++ Standard Library for your entire system,
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// 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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// SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES.
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//
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//===----------------------------------------------------------------------===//
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#ifndef _CUDA___MDSPAN_RESTRICT_MDSPAN
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#define _CUDA___MDSPAN_RESTRICT_MDSPAN
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#include <cuda/std/detail/__config>
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#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
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# pragma GCC system_header
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#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
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# pragma clang system_header
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#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
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# pragma system_header
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#endif // no system header
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#include <cuda/__mdspan/restrict_accessor.h>
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#include <cuda/std/mdspan>
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_LIBCUDACXX_BEGIN_NAMESPACE_CUDA
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template <typename _ElementType,
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typename _Extents,
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typename _LayoutPolicy = _CUDA_VSTD::layout_right,
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typename _AccessorPolicy = _CUDA_VSTD::default_accessor<_ElementType>>
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using restrict_mdspan = _CUDA_VSTD::mdspan<_ElementType, _Extents, _LayoutPolicy, restrict_accessor<_AccessorPolicy>>;
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/***********************************************************************************************************************
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* Accessibility Traits
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**********************************************************************************************************************/
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template <typename>
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inline constexpr bool is_restrict_mdspan_v = false;
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template <typename _Tp, typename _Ep, typename _Lp, typename _Ap>
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inline constexpr bool is_restrict_mdspan_v<_CUDA_VSTD::mdspan<_Tp, _Ep, _Lp, _Ap>> = is_restrict_accessor_v<_Ap>;
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_LIBCUDACXX_END_NAMESPACE_CUDA
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#endif // _CUDA___MDSPAN_RESTRICT_MDSPAN
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