63 lines
2.0 KiB
Plaintext
63 lines
2.0 KiB
Plaintext
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/*
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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) 2011 Helge Bahmann
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* Copyright (c) 2013 Tim Blechmann
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* Copyright (c) 2014 Andrey Semashev
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*/
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/*!
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* \file atomic/detail/caps_gcc_sync.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_SYNC_HPP_INCLUDED_
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#define BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_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__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
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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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#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
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#define BOOST_ATOMIC_INT8_LOCK_FREE 2
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#endif
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#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
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#define BOOST_ATOMIC_INT16_LOCK_FREE 2
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#endif
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#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
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#define BOOST_ATOMIC_INT32_LOCK_FREE 2
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#endif
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#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
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|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
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#define BOOST_ATOMIC_INT64_LOCK_FREE 2
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#endif
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#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
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#define BOOST_ATOMIC_INT128_LOCK_FREE 2
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#endif
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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_SYNC_HPP_INCLUDED_
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