1 /*
2  * Distributed under the Boost Software License, Version 1.0.
3  * (See accompanying file LICENSE_1_0.txt or copy at
4  * http://www.boost.org/LICENSE_1_0.txt)
5  *
6  * Copyright (c) 2020 Andrey Semashev
7  */
8 /*!
9  * \file   atomic/detail/fence_operations_emulated.hpp
10  *
11  * This header contains implementation of the \c fence_operations struct.
12  */
13 
14 #ifndef BOOST_ATOMIC_DETAIL_FENCE_OPERATIONS_EMULATED_HPP_INCLUDED_
15 #define BOOST_ATOMIC_DETAIL_FENCE_OPERATIONS_EMULATED_HPP_INCLUDED_
16 
17 #include <boost/memory_order.hpp>
18 #include <boost/atomic/detail/config.hpp>
19 #include <boost/atomic/detail/lock_pool.hpp>
20 #include <boost/atomic/detail/header.hpp>
21 
22 #ifdef BOOST_HAS_PRAGMA_ONCE
23 #pragma once
24 #endif
25 
26 namespace boost {
27 namespace atomics {
28 namespace detail {
29 
30 //! Fence operations based on lock pool
31 struct fence_operations_emulated
32 {
thread_fenceboost::atomics::detail::fence_operations_emulated33     static BOOST_FORCEINLINE void thread_fence(memory_order) BOOST_NOEXCEPT
34     {
35         atomics::detail::lock_pool::thread_fence();
36     }
37 
signal_fenceboost::atomics::detail::fence_operations_emulated38     static BOOST_FORCEINLINE void signal_fence(memory_order) BOOST_NOEXCEPT
39     {
40         atomics::detail::lock_pool::signal_fence();
41     }
42 };
43 
44 } // namespace detail
45 } // namespace atomics
46 } // namespace boost
47 
48 #include <boost/atomic/detail/footer.hpp>
49 
50 #endif // BOOST_ATOMIC_DETAIL_FENCE_OPERATIONS_EMULATED_HPP_INCLUDED_
51