contention_t.h 975 B

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  1. //===----------------------------------------------------------------------===//
  2. //
  3. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  4. // See https://llvm.org/LICENSE.txt for license information.
  5. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  6. //
  7. //===----------------------------------------------------------------------===//
  8. #ifndef _LIBCPP___ATOMIC_CONTENTION_T_H
  9. #define _LIBCPP___ATOMIC_CONTENTION_T_H
  10. #include <__atomic/cxx_atomic_impl.h>
  11. #include <__config>
  12. #include <cstdint>
  13. #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
  14. # pragma GCC system_header
  15. #endif
  16. _LIBCPP_BEGIN_NAMESPACE_STD
  17. #if defined(__linux__) || (defined(_AIX) && !defined(__64BIT__))
  18. using __cxx_contention_t = int32_t;
  19. #else
  20. using __cxx_contention_t = int64_t;
  21. #endif // __linux__ || (_AIX && !__64BIT__)
  22. using __cxx_atomic_contention_t = __cxx_atomic_impl<__cxx_contention_t>;
  23. _LIBCPP_END_NAMESPACE_STD
  24. #endif // _LIBCPP___ATOMIC_CONTENTION_T_H