162 lines
5.0 KiB
C++
162 lines
5.0 KiB
C++
|
/*
|
||
|
|
* 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/capabilities.hpp
|
||
|
|
*
|
||
|
|
* This header defines feature capabilities macros.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_CAPABILITIES_HPP_INCLUDED_
|
||
|
|
#define BOOST_ATOMIC_CAPABILITIES_HPP_INCLUDED_
|
||
|
|
|
||
|
|
#include <boost/atomic/detail/config.hpp>
|
||
|
|
#include <boost/atomic/detail/platform.hpp>
|
||
|
|
#include <boost/atomic/detail/int_sizes.hpp>
|
||
|
|
|
||
|
|
#if !defined(BOOST_ATOMIC_EMULATED)
|
||
|
|
#include BOOST_ATOMIC_DETAIL_HEADER(boost/atomic/detail/caps_)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef BOOST_HAS_PRAGMA_ONCE
|
||
|
|
#pragma once
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_INT8_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_INT8_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_INT16_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_INT16_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_INT32_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_INT32_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_INT64_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_INT64_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_INT128_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_INT128_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_CHAR_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_CHAR_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_CHAR16_T_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_CHAR16_T_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_CHAR32_T_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_CHAR32_T_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_WCHAR_T_LOCK_FREE
|
||
|
|
#if BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 1
|
||
|
|
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT8_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 == 4
|
||
|
|
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 8
|
||
|
|
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
|
||
|
|
#else
|
||
|
|
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_SHORT_LOCK_FREE
|
||
|
|
#if BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 1
|
||
|
|
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 2
|
||
|
|
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 4
|
||
|
|
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 8
|
||
|
|
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
|
||
|
|
#else
|
||
|
|
#define BOOST_ATOMIC_SHORT_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_INT_LOCK_FREE
|
||
|
|
#if BOOST_ATOMIC_DETAIL_SIZEOF_INT == 1
|
||
|
|
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 2
|
||
|
|
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 4
|
||
|
|
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 8
|
||
|
|
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
|
||
|
|
#else
|
||
|
|
#define BOOST_ATOMIC_INT_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_LONG_LOCK_FREE
|
||
|
|
#if BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 1
|
||
|
|
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 2
|
||
|
|
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 4
|
||
|
|
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 8
|
||
|
|
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
|
||
|
|
#else
|
||
|
|
#define BOOST_ATOMIC_LONG_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_LLONG_LOCK_FREE
|
||
|
|
#if BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 1
|
||
|
|
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 2
|
||
|
|
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 4
|
||
|
|
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
|
||
|
|
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 8
|
||
|
|
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
|
||
|
|
#else
|
||
|
|
#define BOOST_ATOMIC_LLONG_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_POINTER_LOCK_FREE
|
||
|
|
#if (BOOST_ATOMIC_DETAIL_SIZEOF_POINTER + 0) == 8
|
||
|
|
#define BOOST_ATOMIC_POINTER_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
|
||
|
|
#elif (BOOST_ATOMIC_DETAIL_SIZEOF_POINTER + 0) == 4
|
||
|
|
#define BOOST_ATOMIC_POINTER_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
|
||
|
|
#else
|
||
|
|
#define BOOST_ATOMIC_POINTER_LOCK_FREE 0
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define BOOST_ATOMIC_ADDRESS_LOCK_FREE BOOST_ATOMIC_POINTER_LOCK_FREE
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_BOOL_LOCK_FREE
|
||
|
|
// We store bools in 1-byte storage in all backends
|
||
|
|
#define BOOST_ATOMIC_BOOL_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_FLAG_LOCK_FREE
|
||
|
|
#define BOOST_ATOMIC_FLAG_LOCK_FREE BOOST_ATOMIC_BOOL_LOCK_FREE
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_THREAD_FENCE
|
||
|
|
#define BOOST_ATOMIC_THREAD_FENCE 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifndef BOOST_ATOMIC_SIGNAL_FENCE
|
||
|
|
#define BOOST_ATOMIC_SIGNAL_FENCE 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif // BOOST_ATOMIC_CAPABILITIES_HPP_INCLUDED_
|