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Diffstat (limited to '3rdParty/Boost/src/boost/atomic/fences.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/atomic/fences.hpp | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/atomic/fences.hpp b/3rdParty/Boost/src/boost/atomic/fences.hpp new file mode 100644 index 0000000..31e3040 --- /dev/null +++ b/3rdParty/Boost/src/boost/atomic/fences.hpp @@ -0,0 +1,67 @@ +/* + * Distributed under the Boost Software License, Version 1.0. + * (See accompanying file LICENSE_1_0.txt or copy at + * http://www.boost.org/LICENSE_1_0.txt) + * + * Copyright (c) 2011 Helge Bahmann + * Copyright (c) 2013 Tim Blechmann + * Copyright (c) 2014 Andrey Semashev + */ +/*! + * \file atomic/fences.hpp + * + * This header contains definition of \c atomic_thread_fence and \c atomic_signal_fence functions. + */ + +#ifndef BOOST_ATOMIC_FENCES_HPP_INCLUDED_ +#define BOOST_ATOMIC_FENCES_HPP_INCLUDED_ + +#include <boost/memory_order.hpp> +#include <boost/atomic/capabilities.hpp> +#include <boost/atomic/detail/operations.hpp> + +#ifdef BOOST_HAS_PRAGMA_ONCE +#pragma once +#endif + +/* + * IMPLEMENTATION NOTE: All interface functions MUST be declared with BOOST_FORCEINLINE, + * see comment for convert_memory_order_to_gcc in ops_gcc_atomic.hpp. + */ + +namespace boost { + +namespace atomics { + +#if BOOST_ATOMIC_THREAD_FENCE > 0 +BOOST_FORCEINLINE void atomic_thread_fence(memory_order order) BOOST_NOEXCEPT +{ + detail::thread_fence(order); +} +#else +BOOST_FORCEINLINE void atomic_thread_fence(memory_order) BOOST_NOEXCEPT +{ + detail::lockpool::thread_fence(); +} +#endif + +#if BOOST_ATOMIC_SIGNAL_FENCE > 0 +BOOST_FORCEINLINE void atomic_signal_fence(memory_order order) BOOST_NOEXCEPT +{ + detail::signal_fence(order); +} +#else +BOOST_FORCEINLINE void atomic_signal_fence(memory_order) BOOST_NOEXCEPT +{ + detail::lockpool::signal_fence(); +} +#endif + +} // namespace atomics + +using atomics::atomic_thread_fence; +using atomics::atomic_signal_fence; + +} // namespace boost + +#endif // BOOST_ATOMIC_FENCES_HPP_INCLUDED_ |