ceph/src/boost/boost/atomic/detail/caps_gcc_x86.hpp

   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) 2009 Helge Bahmann
   7  * Copyright (c) 2012 Tim Blechmann
   8  * Copyright (c) 2013 - 2014 Andrey Semashev
   9  */
  10 /*!
  11  * \file   atomic/detail/caps_gcc_x86.hpp
  12  *
  13  * This header defines feature capabilities macros
  14  */
  15
  16 #ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_
  17 #define BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_
  18
  19 #include <boost/atomic/detail/config.hpp>
  20 #include <boost/atomic/detail/hwcaps_gcc_x86.hpp>
  21
  22 #ifdef BOOST_HAS_PRAGMA_ONCE
  23 #pragma once
  24 #endif
  25
  26 #define BOOST_ATOMIC_INT8_LOCK_FREE 2
  27 #define BOOST_ATOMIC_INT16_LOCK_FREE 2
  28 #define BOOST_ATOMIC_INT32_LOCK_FREE 2
  29 #if defined(__x86_64__) || defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
  30 #define BOOST_ATOMIC_INT64_LOCK_FREE 2
  31 #endif
  32 #if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B) && (defined(BOOST_HAS_INT128) || !defined(BOOST_NO_ALIGNMENT))
  33 #define BOOST_ATOMIC_INT128_LOCK_FREE 2
  34 #endif
  35 #define BOOST_ATOMIC_POINTER_LOCK_FREE 2
  36
  37 #define BOOST_ATOMIC_THREAD_FENCE 2
  38 #define BOOST_ATOMIC_SIGNAL_FENCE 2
  39
  40 #endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_