/* * 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) 2009 Helge Bahmann * Copyright (c) 2012 Tim Blechmann * Copyright (c) 2013 - 2014 Andrey Semashev */ /*! * \file atomic/detail/caps_gcc_x86.hpp * * This header defines feature capabilities macros */ #ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_ #define BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_ #include #include #ifdef BOOST_HAS_PRAGMA_ONCE #pragma once #endif #define BOOST_ATOMIC_INT8_LOCK_FREE 2 #define BOOST_ATOMIC_INT16_LOCK_FREE 2 #define BOOST_ATOMIC_INT32_LOCK_FREE 2 #if defined(__x86_64__) || defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B) #define BOOST_ATOMIC_INT64_LOCK_FREE 2 #endif #if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B) && (defined(BOOST_HAS_INT128) || !defined(BOOST_NO_ALIGNMENT)) #define BOOST_ATOMIC_INT128_LOCK_FREE 2 #endif #define BOOST_ATOMIC_POINTER_LOCK_FREE 2 #define BOOST_ATOMIC_THREAD_FENCE 2 #define BOOST_ATOMIC_SIGNAL_FENCE 2 #endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_