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Diffstat (limited to 'boost/atomic/detail/caps_msvc_x86.hpp')
| -rw-r--r-- | boost/atomic/detail/caps_msvc_x86.hpp | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/boost/atomic/detail/caps_msvc_x86.hpp b/boost/atomic/detail/caps_msvc_x86.hpp new file mode 100644 index 0000000000..5661a5b7ab --- /dev/null +++ b/boost/atomic/detail/caps_msvc_x86.hpp @@ -0,0 +1,50 @@ +/* + * 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) 2013 Tim Blechmann + * Copyright (c) 2012 - 2014 Andrey Semashev + */ +/*! + * \file atomic/detail/caps_msvc_x86.hpp + * + * This header defines feature capabilities macros + */ + +#ifndef BOOST_ATOMIC_DETAIL_CAPS_MSVC_X86_HPP_INCLUDED_ +#define BOOST_ATOMIC_DETAIL_CAPS_MSVC_X86_HPP_INCLUDED_ + +#include <boost/atomic/detail/config.hpp> + +#ifdef BOOST_HAS_PRAGMA_ONCE +#pragma once +#endif + +#if defined(_M_IX86) && _M_IX86 >= 500 +#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1 +#endif + +#if _MSC_VER >= 1500 && defined(_M_AMD64) && !defined(BOOST_ATOMIC_NO_CMPXCHG16B) +#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1 +#endif + +#define BOOST_ATOMIC_INT8_LOCK_FREE 2 +#define BOOST_ATOMIC_INT16_LOCK_FREE 2 +#define BOOST_ATOMIC_INT32_LOCK_FREE 2 + +#if defined(_M_AMD64) || 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_MSVC_X86_HPP_INCLUDED_ |