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annotate DEPENDENCIES/generic/include/boost/atomic/detail/caps_gcc_sync.hpp @ 133:4acb5d8d80b6 tip

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Don't fail environmental check if README.md exists (but .txt and no-suffix don't)
author Chris Cannam
date Tue, 30 Jul 2019 12:25:44 +0100
parents f46d142149f5
children
rev   line source
Chris@102 1 /*
Chris@102 2 * Distributed under the Boost Software License, Version 1.0.
Chris@102 3 * (See accompanying file LICENSE_1_0.txt or copy at
Chris@102 4 * http://www.boost.org/LICENSE_1_0.txt)
Chris@102 5 *
Chris@102 6 * Copyright (c) 2011 Helge Bahmann
Chris@102 7 * Copyright (c) 2013 Tim Blechmann
Chris@102 8 * Copyright (c) 2014 Andrey Semashev
Chris@102 9 */
Chris@102 10 /*!
Chris@102 11 * \file atomic/detail/caps_gcc_sync.hpp
Chris@102 12 *
Chris@102 13 * This header defines feature capabilities macros
Chris@102 14 */
Chris@102 15
Chris@102 16 #ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_
Chris@102 17 #define BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_
Chris@102 18
Chris@102 19 #include <boost/atomic/detail/config.hpp>
Chris@102 20
Chris@102 21 #ifdef BOOST_HAS_PRAGMA_ONCE
Chris@102 22 #pragma once
Chris@102 23 #endif
Chris@102 24
Chris@102 25 #if defined(__i386__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
Chris@102 26 #define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1
Chris@102 27 #endif
Chris@102 28
Chris@102 29 #if defined(__x86_64__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
Chris@102 30 #define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1
Chris@102 31 #endif
Chris@102 32
Chris@102 33 #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1)\
Chris@102 34 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)\
Chris@102 35 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
Chris@102 36 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
Chris@102 37 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
Chris@102 38 #define BOOST_ATOMIC_INT8_LOCK_FREE 2
Chris@102 39 #endif
Chris@102 40 #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)\
Chris@102 41 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
Chris@102 42 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
Chris@102 43 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
Chris@102 44 #define BOOST_ATOMIC_INT16_LOCK_FREE 2
Chris@102 45 #endif
Chris@102 46 #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
Chris@102 47 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
Chris@102 48 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
Chris@102 49 #define BOOST_ATOMIC_INT32_LOCK_FREE 2
Chris@102 50 #endif
Chris@102 51 #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
Chris@102 52 || defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
Chris@102 53 #define BOOST_ATOMIC_INT64_LOCK_FREE 2
Chris@102 54 #endif
Chris@102 55 #if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
Chris@102 56 #define BOOST_ATOMIC_INT128_LOCK_FREE 2
Chris@102 57 #endif
Chris@102 58
Chris@102 59 #define BOOST_ATOMIC_THREAD_FENCE 2
Chris@102 60 #define BOOST_ATOMIC_SIGNAL_FENCE 2
Chris@102 61
Chris@102 62 #endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_