//===----------------------------------------------------------------------===//
//
// 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) 2023 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//

// MIT License
//
// Modifications Copyright (C) 2026 Advanced Micro Devices, Inc. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

#ifndef _CUDA_STD_CSTDINT
#define _CUDA_STD_CSTDINT

#include <cuda/std/detail/__config>

#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
#  pragma GCC system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
#  pragma clang system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
#  pragma system_header
#endif // no system header

#include <cuda/std/version>

_CCCL_PUSH_MACROS

#if !_CCCL_COMPILER(NVRTC) && !defined(_CCCL_COMPILER_HIPRTC)
#  include <cstdint>
#else // ^^^ !_CCCL_COMPILER(NVRTC) ^^^ / vvv _CCCL_COMPILER(NVRTC) vvv
#  include <cuda/std/climits>

using int8_t   = signed char;
using int16_t  = signed short;
using int32_t  = signed int;
using int64_t  = signed long long;
using uint8_t  = unsigned char;
using uint16_t = unsigned short;
using uint32_t = unsigned int;
using uint64_t = unsigned long long;

using int_fast8_t = int8_t;
#  if defined(_WIN32) && defined(__HIP_PLATFORM_AMD__)
// NOTE(HIP/AMD): Windows defines int_fast16_t as int, not int16_t (short)
using int_fast16_t = int32_t;
#  else
using int_fast16_t = int16_t;
#  endif
using int_fast32_t = int32_t;
using int_fast64_t = int64_t;
using uint_fast8_t = uint8_t;
#  if defined(_WIN32) && defined(__HIP_PLATFORM_AMD__)
// NOTE(HIP/AMD): Windows defines uint_fast16_t as unsigned int, not uint16_t (unsigned short)
using uint_fast16_t = uint32_t;
#  else
using uint_fast16_t = uint16_t;
#  endif
using uint_fast32_t = uint32_t;
using uint_fast64_t = uint64_t;

using int_least8_t   = int8_t;
using int_least16_t  = int16_t;
using int_least32_t  = int32_t;
using int_least64_t  = int64_t;
using uint_least8_t  = uint8_t;
using uint_least16_t = uint16_t;
using uint_least32_t = uint32_t;
using uint_least64_t = uint64_t;

using intptr_t  = int64_t;
using uintptr_t = uint64_t;

using intmax_t  = int64_t;
using uintmax_t = uint64_t;

#  define INT8_MIN   SCHAR_MIN
#  define INT16_MIN  SHRT_MIN
#  define INT32_MIN  INT_MIN
#  define INT64_MIN  LLONG_MIN
#  define INT8_MAX   SCHAR_MAX
#  define INT16_MAX  SHRT_MAX
#  define INT32_MAX  INT_MAX
#  define INT64_MAX  LLONG_MAX
#  define UINT8_MAX  UCHAR_MAX
#  define UINT16_MAX USHRT_MAX
#  define UINT32_MAX UINT_MAX
#  define UINT64_MAX ULLONG_MAX

#  define INT_FAST8_MIN   INT8_MIN
#  define INT_FAST16_MIN  INT16_MIN
#  define INT_FAST32_MIN  INT32_MIN
#  define INT_FAST64_MIN  INT64_MIN
#  define INT_FAST8_MAX   INT8_MAX
#  define INT_FAST16_MAX  INT16_MAX
#  define INT_FAST32_MAX  INT32_MAX
#  define INT_FAST64_MAX  INT64_MAX
#  define UINT_FAST8_MAX  UINT8_MAX
#  define UINT_FAST16_MAX UINT16_MAX
#  define UINT_FAST32_MAX UINT32_MAX
#  define UINT_FAST64_MAX UINT64_MAX

#  define INT_LEAST8_MIN   INT8_MIN
#  define INT_LEAST16_MIN  INT16_MIN
#  define INT_LEAST32_MIN  INT32_MIN
#  define INT_LEAST64_MIN  INT64_MIN
#  define INT_LEAST8_MAX   INT8_MAX
#  define INT_LEAST16_MAX  INT16_MAX
#  define INT_LEAST32_MAX  INT32_MAX
#  define INT_LEAST64_MAX  INT64_MAX
#  define UINT_LEAST8_MAX  UINT8_MAX
#  define UINT_LEAST16_MAX UINT16_MAX
#  define UINT_LEAST32_MAX UINT32_MAX
#  define UINT_LEAST64_MAX UINT64_MAX

#  define INTPTR_MIN  INT64_MIN
#  define INTPTR_MAX  INT64_MAX
#  define UINTPTR_MAX UINT64_MAX

#  define INTMAX_MIN  INT64_MIN
#  define INTMAX_MAX  INT64_MAX
#  define UINTMAX_MAX UINT64_MAX

#  define PTRDIFF_MIN INT64_MIN
#  define PTRDIFF_MAX INT64_MAX

#  define SIZE_MAX UINT64_MAX

#  define INT8_C(X)   ((::int_least8_t)(X))
#  define INT16_C(X)  ((::int_least16_t)(X))
#  define INT32_C(X)  ((::int_least32_t)(X))
#  define INT64_C(X)  ((::int_least64_t)(X))
#  define UINT8_C(X)  ((::uint_least8_t)(X))
#  define UINT16_C(X) ((::uint_least16_t)(X))
#  define UINT32_C(X) ((::uint_least32_t)(X))
#  define UINT64_C(X) ((::uint_least64_t)(X))

#  define INTMAX_C(X)  ((::intmax_t)(X))
#  define UINTMAX_C(X) ((::uintmax_t)(X))
#endif // ^^^ _CCCL_COMPILER(NVRTC)

_LIBCUDACXX_BEGIN_NAMESPACE_STD

using ::int16_t;
using ::int32_t;
using ::int64_t;
using ::int8_t;
using ::uint16_t;
using ::uint32_t;
using ::uint64_t;
using ::uint8_t;

using ::int_fast16_t;
using ::int_fast32_t;
using ::int_fast64_t;
using ::int_fast8_t;
using ::uint_fast16_t;
using ::uint_fast32_t;
using ::uint_fast64_t;
using ::uint_fast8_t;

using ::int_least16_t;
using ::int_least32_t;
using ::int_least64_t;
using ::int_least8_t;
using ::uint_least16_t;
using ::uint_least32_t;
using ::uint_least64_t;
using ::uint_least8_t;

using ::intptr_t;
using ::uintptr_t;

using ::intmax_t;
using ::uintmax_t;

#if _CCCL_HAS_INT128()
using __cccl_intmax_t  = __int128_t;
using __cccl_uintmax_t = __uint128_t;
#else // ^^^ _CCCL_HAS_INT128() ^^^ / vvv !_CCCL_HAS_INT128() vvv
using __cccl_intmax_t  = long long;
using __cccl_uintmax_t = unsigned long long;
#endif // !_CCCL_HAS_INT128()

_LIBCUDACXX_END_NAMESPACE_STD

_CCCL_POP_MACROS

#endif // _CUDA_STD_CSTDINT