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53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
/*
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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* Copyright (c) 2009 Helge Bahmann
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* Copyright (c) 2012 Tim Blechmann
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* Copyright (c) 2013 - 2014 Andrey Semashev
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*/
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/*!
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* \file atomic/detail/caps_gcc_x86.hpp
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*
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* This header defines feature capabilities macros
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*/
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#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_
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#define BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_
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#include <boost/atomic/detail/config.hpp>
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#ifdef BOOST_HAS_PRAGMA_ONCE
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#pragma once
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#endif
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#if defined(__i386__) &&\
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(\
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defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8) ||\
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defined(__i586__) || defined(__i686__) || defined(__pentium4__) || defined(__nocona__) || defined(__core2__) || defined(__corei7__) ||\
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defined(__k6__) || defined(__athlon__) || defined(__k8__) || defined(__amdfam10__) || defined(__bdver1__) || defined(__bdver2__) || defined(__bdver3__) || defined(__btver1__) || defined(__btver2__)\
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)
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#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1
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#endif
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#if defined(__x86_64__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
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#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1
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#endif
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#define BOOST_ATOMIC_INT8_LOCK_FREE 2
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#define BOOST_ATOMIC_INT16_LOCK_FREE 2
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#define BOOST_ATOMIC_INT32_LOCK_FREE 2
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#if defined(__x86_64__) || defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
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#define BOOST_ATOMIC_INT64_LOCK_FREE 2
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#endif
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#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B) && (defined(BOOST_HAS_INT128) || !defined(BOOST_NO_ALIGNMENT))
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#define BOOST_ATOMIC_INT128_LOCK_FREE 2
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#endif
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#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
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#define BOOST_ATOMIC_THREAD_FENCE 2
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#define BOOST_ATOMIC_SIGNAL_FENCE 2
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#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_
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