mirror of
https://github.com/capstone-engine/llvm-capstone.git
synced 2025-05-18 03:46:39 +00:00
cd916108b4
Reviewed By: #libc, ldionne Spies: ldionne, libcxx-commits Differential Revision: https://reviews.llvm.org/D152581
81 lines
2.9 KiB
C++
81 lines
2.9 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef _LIBCPP___ALGORITHM_PSTL_GENERATE_H
|
|
#define _LIBCPP___ALGORITHM_PSTL_GENERATE_H
|
|
|
|
#include <__algorithm/pstl_backend.h>
|
|
#include <__algorithm/pstl_for_each.h>
|
|
#include <__algorithm/pstl_frontend_dispatch.h>
|
|
#include <__config>
|
|
#include <__iterator/cpp17_iterator_concepts.h>
|
|
#include <__type_traits/is_execution_policy.h>
|
|
#include <__type_traits/remove_cvref.h>
|
|
|
|
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
|
|
# pragma GCC system_header
|
|
#endif
|
|
|
|
#if !defined(_LIBCPP_HAS_NO_INCOMPLETE_PSTL) && _LIBCPP_STD_VER >= 17
|
|
|
|
_LIBCPP_BEGIN_NAMESPACE_STD
|
|
|
|
template <class>
|
|
void __pstl_generate();
|
|
|
|
template <class _ExecutionPolicy,
|
|
class _ForwardIterator,
|
|
class _Generator,
|
|
class _RawPolicy = __remove_cvref_t<_ExecutionPolicy>,
|
|
enable_if_t<is_execution_policy_v<_RawPolicy>, int> = 0>
|
|
_LIBCPP_HIDE_FROM_ABI void
|
|
generate(_ExecutionPolicy&& __policy, _ForwardIterator __first, _ForwardIterator __last, _Generator __gen) {
|
|
_LIBCPP_REQUIRE_CPP17_FORWARD_ITERATOR(_ForwardIterator);
|
|
std::__pstl_frontend_dispatch(
|
|
_LIBCPP_PSTL_CUSTOMIZATION_POINT(__pstl_generate),
|
|
[&__policy](_ForwardIterator __g_first, _ForwardIterator __g_last, _Generator __g_gen) {
|
|
std::for_each(
|
|
__policy, std::move(__g_first), std::move(__g_last), [&](__iter_reference<_ForwardIterator> __element) {
|
|
__element = __g_gen();
|
|
});
|
|
},
|
|
std::move(__first),
|
|
std::move(__last),
|
|
std::move(__gen));
|
|
}
|
|
|
|
template <class>
|
|
void __pstl_generate_n();
|
|
|
|
template <class _ExecutionPolicy,
|
|
class _ForwardIterator,
|
|
class _Size,
|
|
class _Generator,
|
|
class _RawPolicy = __remove_cvref_t<_ExecutionPolicy>,
|
|
enable_if_t<is_execution_policy_v<_RawPolicy>, int> = 0>
|
|
_LIBCPP_HIDE_FROM_ABI void
|
|
generate_n(_ExecutionPolicy&& __policy, _ForwardIterator __first, _Size __n, _Generator __gen) {
|
|
_LIBCPP_REQUIRE_CPP17_FORWARD_ITERATOR(_ForwardIterator);
|
|
std::__pstl_frontend_dispatch(
|
|
_LIBCPP_PSTL_CUSTOMIZATION_POINT(__pstl_generate_n),
|
|
[&__policy](_ForwardIterator __g_first, _Size __g_n, _Generator __g_gen) {
|
|
std::for_each_n(__policy, std::move(__g_first), __g_n, [&](__iter_reference<_ForwardIterator> __element) {
|
|
__element = __g_gen();
|
|
});
|
|
},
|
|
std::move(__first),
|
|
__n,
|
|
std::move(__gen));
|
|
}
|
|
|
|
_LIBCPP_END_NAMESPACE_STD
|
|
|
|
#endif // !defined(_LIBCPP_HAS_NO_INCOMPLETE_PSTL) && _LIBCPP_STD_VER >= 17
|
|
|
|
#endif // _LIBCPP___ALGORITHM_PSTL_GENERATE_H
|