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 9 #ifndef _LIBCPP___ALGORITHM_PSTL_SORT_H 10 #define _LIBCPP___ALGORITHM_PSTL_SORT_H 11 12 #include <__algorithm/pstl_backend.h> 13 #include <__algorithm/pstl_frontend_dispatch.h> 14 #include <__algorithm/pstl_stable_sort.h> 15 #include <__config> 16 #include <__functional/operations.h> 17 #include <__type_traits/is_execution_policy.h> 18 #include <__type_traits/remove_cvref.h> 19 #include <__utility/forward.h> 20 #include <__utility/move.h> 21 22 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 23 # pragma GCC system_header 24 #endif 25 26 #if !defined(_LIBCPP_HAS_NO_INCOMPLETE_PSTL) && _LIBCPP_STD_VER >= 17 27 28 _LIBCPP_BEGIN_NAMESPACE_STD 29 30 template <class> 31 void __pstl_sort(); 32 33 template <class _ExecutionPolicy, 34 class _RandomAccessIterator, 35 class _Comp, 36 class _RawPolicy = __remove_cvref_t<_ExecutionPolicy>, 37 enable_if_t<is_execution_policy_v<_RawPolicy>, int> = 0> 38 _LIBCPP_HIDE_FROM_ABI void 39 sort(_ExecutionPolicy&& __policy, _RandomAccessIterator __first, _RandomAccessIterator __last, _Comp __comp) { 40 std::__pstl_frontend_dispatch( 41 _LIBCPP_PSTL_CUSTOMIZATION_POINT(__pstl_sort), 42 [&__policy](_RandomAccessIterator __g_first, _RandomAccessIterator __g_last, _Comp __g_comp) { 43 std::stable_sort(__policy, std::move(__g_first), std::move(__g_last), std::move(__g_comp)); 44 }, 45 std::move(__first), 46 std::move(__last), 47 std::move(__comp)); 48 } 49 50 template <class _ExecutionPolicy, 51 class _RandomAccessIterator, 52 class _RawPolicy = __remove_cvref_t<_ExecutionPolicy>, 53 enable_if_t<is_execution_policy_v<_RawPolicy>, int> = 0> 54 _LIBCPP_HIDE_FROM_ABI void 55 sort(_ExecutionPolicy&& __policy, _RandomAccessIterator __first, _RandomAccessIterator __last) { 56 std::sort(std::forward<_ExecutionPolicy>(__policy), std::move(__first), std::move(__last), less{}); 57 } 58 59 _LIBCPP_END_NAMESPACE_STD 60 61 #endif // !defined(_LIBCPP_HAS_NO_INCOMPLETE_PSTL) && _LIBCPP_STD_VER >= 17 62 63 #endif // _LIBCPP___ALGORITHM_PSTL_SORT_H 64