1*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===// 2*06c3fb27SDimitry Andric // 3*06c3fb27SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*06c3fb27SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*06c3fb27SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*06c3fb27SDimitry Andric // 7*06c3fb27SDimitry Andric //===----------------------------------------------------------------------===// 8*06c3fb27SDimitry Andric 9*06c3fb27SDimitry Andric #ifndef _LIBCPP___ATOMIC_FENCE_H 10*06c3fb27SDimitry Andric #define _LIBCPP___ATOMIC_FENCE_H 11*06c3fb27SDimitry Andric 12*06c3fb27SDimitry Andric #include <__atomic/cxx_atomic_impl.h> 13*06c3fb27SDimitry Andric #include <__atomic/memory_order.h> 14*06c3fb27SDimitry Andric #include <__config> 15*06c3fb27SDimitry Andric 16*06c3fb27SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17*06c3fb27SDimitry Andric # pragma GCC system_header 18*06c3fb27SDimitry Andric #endif 19*06c3fb27SDimitry Andric 20*06c3fb27SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 21*06c3fb27SDimitry Andric 22*06c3fb27SDimitry Andric inline _LIBCPP_HIDE_FROM_ABI 23*06c3fb27SDimitry Andric void 24*06c3fb27SDimitry Andric atomic_thread_fence(memory_order __m) _NOEXCEPT 25*06c3fb27SDimitry Andric { 26*06c3fb27SDimitry Andric __cxx_atomic_thread_fence(__m); 27*06c3fb27SDimitry Andric } 28*06c3fb27SDimitry Andric 29*06c3fb27SDimitry Andric inline _LIBCPP_HIDE_FROM_ABI 30*06c3fb27SDimitry Andric void 31*06c3fb27SDimitry Andric atomic_signal_fence(memory_order __m) _NOEXCEPT 32*06c3fb27SDimitry Andric { 33*06c3fb27SDimitry Andric __cxx_atomic_signal_fence(__m); 34*06c3fb27SDimitry Andric } 35*06c3fb27SDimitry Andric 36*06c3fb27SDimitry Andric _LIBCPP_END_NAMESPACE_STD 37*06c3fb27SDimitry Andric 38*06c3fb27SDimitry Andric #endif // _LIBCPP___ATOMIC_FENCE_H 39