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//===----------------------------------------------------------------------===//
//
// Part of libcu++, the C++ Standard Library for your entire system,
// under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// SPDX-FileCopyrightText: Copyright (c) 2024 NVIDIA CORPORATION & AFFILIATES.
// SPDX-FileCopyrightText: Modifications Copyright (c) 2024 Advanced Micro Devices, Inc. All rights reserved.
//
//===----------------------------------------------------------------------===//
#ifndef THRUST_SEQUENCE_ACCESS_H
#define THRUST_SEQUENCE_ACCESS_H
#pragma once
#include <thrust/detail/config.h>
// We need to define hidden friends for {cr,r,}{begin,end} of our containers as we will otherwise encounter ambiguities
#define THRUST_SYNTHESIZE_SEQUENCE_ACCESS(_ClassName, _ConstIter) \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE iterator begin(_ClassName& __sequence) noexcept( \
noexcept(__sequence.begin())) \
{ \
return __sequence.begin(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE _ConstIter begin(const _ClassName& __sequence) noexcept( \
noexcept(__sequence.begin())) \
{ \
return __sequence.begin(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE iterator end(_ClassName& __sequence) noexcept(noexcept(__sequence.end())) \
{ \
return __sequence.end(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE _ConstIter end(const _ClassName& __sequence) noexcept( \
noexcept(__sequence.end())) \
{ \
return __sequence.end(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE _ConstIter cbegin(const _ClassName& __sequence) noexcept( \
noexcept(__sequence.begin())) \
{ \
return __sequence.begin(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE _ConstIter cend(const _ClassName& __sequence) noexcept( \
noexcept(__sequence.end())) \
{ \
return __sequence.end(); \
}
#define THRUST_SYNTHESIZE_SEQUENCE_REVERSE_ACCESS(_ClassName, _ConstRevIter) \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE reverse_iterator rbegin(_ClassName& __sequence) noexcept( \
noexcept(__sequence.rbegin())) \
{ \
return __sequence.rbegin(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE _ConstRevIter rbegin(const _ClassName& __sequence) noexcept( \
noexcept(__sequence.rbegin())) \
{ \
return __sequence.rbegin(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE reverse_iterator rend(_ClassName& __sequence) noexcept( \
noexcept(__sequence.rend())) \
{ \
return __sequence.rend(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE _ConstRevIter rend(const _ClassName& __sequence) noexcept( \
noexcept(__sequence.rend())) \
{ \
return __sequence.rend(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE _ConstRevIter crbegin(const _ClassName& __sequence) noexcept( \
noexcept(__sequence.rbegin())) \
{ \
return __sequence.rbegin(); \
} \
THRUST_NODISCARD_FRIEND THRUST_HOST_DEVICE _ConstRevIter crend(const _ClassName& __sequence) noexcept( \
noexcept(__sequence.rend())) \
{ \
return __sequence.rend(); \
}
#endif // THRUST_SEQUENCE_ACCESS_H
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