diff options
Diffstat (limited to 'src/third_party/boost-1.60.0/boost/atomic/detail/caps_gcc_atomic.hpp')
-rw-r--r-- | src/third_party/boost-1.60.0/boost/atomic/detail/caps_gcc_atomic.hpp | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/src/third_party/boost-1.60.0/boost/atomic/detail/caps_gcc_atomic.hpp b/src/third_party/boost-1.60.0/boost/atomic/detail/caps_gcc_atomic.hpp new file mode 100644 index 00000000000..f4e7a7023e8 --- /dev/null +++ b/src/third_party/boost-1.60.0/boost/atomic/detail/caps_gcc_atomic.hpp @@ -0,0 +1,134 @@ +/* + * 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) 2014 Andrey Semashev + */ +/*! + * \file atomic/detail/caps_gcc_atomic.hpp + * + * This header defines feature capabilities macros + */ + +#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_ATOMIC_HPP_INCLUDED_ +#define BOOST_ATOMIC_DETAIL_CAPS_GCC_ATOMIC_HPP_INCLUDED_ + +#include <boost/atomic/detail/config.hpp> +#include <boost/atomic/detail/int_sizes.hpp> + +#ifdef BOOST_HAS_PRAGMA_ONCE +#pragma once +#endif + +#if defined(__i386__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8) +#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1 +#endif + +#if defined(__x86_64__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16) +#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1 +#endif + +#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B) && (defined(BOOST_HAS_INT128) || !defined(BOOST_NO_ALIGNMENT)) +#define BOOST_ATOMIC_INT128_LOCK_FREE 2 +#else +#define BOOST_ATOMIC_INT128_LOCK_FREE 0 +#endif + +#if __GCC_ATOMIC_LLONG_LOCK_FREE == 2 +#define BOOST_ATOMIC_LLONG_LOCK_FREE 2 +#else +#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT128_LOCK_FREE +#endif + +#if __GCC_ATOMIC_LONG_LOCK_FREE == 2 +#define BOOST_ATOMIC_LONG_LOCK_FREE 2 +#else +#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_LLONG_LOCK_FREE +#endif + +#if __GCC_ATOMIC_INT_LOCK_FREE == 2 +#define BOOST_ATOMIC_INT_LOCK_FREE 2 +#else +#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_LONG_LOCK_FREE +#endif + +#if __GCC_ATOMIC_SHORT_LOCK_FREE == 2 +#define BOOST_ATOMIC_SHORT_LOCK_FREE 2 +#else +#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT_LOCK_FREE +#endif + +#if __GCC_ATOMIC_CHAR_LOCK_FREE == 2 +#define BOOST_ATOMIC_CHAR_LOCK_FREE 2 +#else +#define BOOST_ATOMIC_CHAR_LOCK_FREE BOOST_ATOMIC_SHORT_LOCK_FREE +#endif + +#if __GCC_ATOMIC_POINTER_LOCK_FREE == 2 +#define BOOST_ATOMIC_POINTER_LOCK_FREE 2 +#else +#define BOOST_ATOMIC_POINTER_LOCK_FREE 0 +#endif + + +#define BOOST_ATOMIC_INT8_LOCK_FREE BOOST_ATOMIC_CHAR_LOCK_FREE + +#if BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 2 +#define BOOST_ATOMIC_INT16_LOCK_FREE BOOST_ATOMIC_SHORT_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 2 +#define BOOST_ATOMIC_INT16_LOCK_FREE BOOST_ATOMIC_INT_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 2 +#define BOOST_ATOMIC_INT16_LOCK_FREE BOOST_ATOMIC_LONG_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 2 +#define BOOST_ATOMIC_INT16_LOCK_FREE BOOST_ATOMIC_LLONG_LOCK_FREE +#else +#define BOOST_ATOMIC_INT16_LOCK_FREE 0 +#endif + +#if BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 4 +#define BOOST_ATOMIC_INT32_LOCK_FREE BOOST_ATOMIC_SHORT_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 4 +#define BOOST_ATOMIC_INT32_LOCK_FREE BOOST_ATOMIC_INT_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 4 +#define BOOST_ATOMIC_INT32_LOCK_FREE BOOST_ATOMIC_LONG_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 4 +#define BOOST_ATOMIC_INT32_LOCK_FREE BOOST_ATOMIC_LLONG_LOCK_FREE +#else +#define BOOST_ATOMIC_INT32_LOCK_FREE 0 +#endif + +#if BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 8 +#define BOOST_ATOMIC_INT64_LOCK_FREE BOOST_ATOMIC_SHORT_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 8 +#define BOOST_ATOMIC_INT64_LOCK_FREE BOOST_ATOMIC_INT_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 8 +#define BOOST_ATOMIC_INT64_LOCK_FREE BOOST_ATOMIC_LONG_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 8 +#define BOOST_ATOMIC_INT64_LOCK_FREE BOOST_ATOMIC_LLONG_LOCK_FREE +#else +#define BOOST_ATOMIC_INT64_LOCK_FREE 0 +#endif + + +#if __GCC_ATOMIC_WCHAR_T_LOCK_FREE == 2 +#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE 2 +#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 8 +#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 4 +#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 2 +#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE +#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 1 +#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE +#else +#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE 0 +#endif + +#define BOOST_ATOMIC_CHAR32_T_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE +#define BOOST_ATOMIC_CHAR16_T_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE + +#define BOOST_ATOMIC_THREAD_FENCE 2 +#define BOOST_ATOMIC_SIGNAL_FENCE 2 + +#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_ATOMIC_HPP_INCLUDED_ |