| /* |
| * 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) 2009 Helge Bahmann |
| * Copyright (c) 2013 Tim Blechmann |
| * Copyright (c) 2014 Andrey Semashev |
| */ |
| /*! |
| * \file atomic/detail/caps_arch_gcc_ppc.hpp |
| * |
| * This header defines feature capabilities macros |
| */ |
| |
| #ifndef BOOST_ATOMIC_DETAIL_CAPS_ARCH_GCC_PPC_HPP_INCLUDED_ |
| #define BOOST_ATOMIC_DETAIL_CAPS_ARCH_GCC_PPC_HPP_INCLUDED_ |
| |
| #include <boost/atomic/detail/config.hpp> |
| |
| #ifdef BOOST_HAS_PRAGMA_ONCE |
| #pragma once |
| #endif |
| |
| #if defined(__POWERPC__) || defined(__PPC__) |
| |
| #if defined(_ARCH_PWR8) |
| // Power8 and later architectures have 8 and 16-bit instructions |
| #define BOOST_ATOMIC_DETAIL_PPC_HAS_LBARX_STBCX |
| #define BOOST_ATOMIC_DETAIL_PPC_HAS_LHARX_STHCX |
| #endif |
| |
| #if defined(__powerpc64__) || defined(__PPC64__) |
| // Power7 and later architectures in 64-bit mode have 64-bit instructions |
| #define BOOST_ATOMIC_DETAIL_PPC_HAS_LDARX_STDCX |
| #if defined(_ARCH_PWR8) |
| // Power8 also has 128-bit instructions |
| #define BOOST_ATOMIC_DETAIL_PPC_HAS_LQARX_STQCX |
| #endif |
| #endif |
| |
| #endif // defined(__POWERPC__) || defined(__PPC__) |
| |
| #define BOOST_ATOMIC_INT8_LOCK_FREE 2 |
| #define BOOST_ATOMIC_INT16_LOCK_FREE 2 |
| #define BOOST_ATOMIC_INT32_LOCK_FREE 2 |
| #if defined(BOOST_ATOMIC_DETAIL_PPC_HAS_LDARX_STDCX) |
| #define BOOST_ATOMIC_INT64_LOCK_FREE 2 |
| #endif |
| #define BOOST_ATOMIC_POINTER_LOCK_FREE 2 |
| |
| #define BOOST_ATOMIC_THREAD_FENCE 2 |
| #define BOOST_ATOMIC_SIGNAL_FENCE 2 |
| |
| #endif // BOOST_ATOMIC_DETAIL_CAPS_ARCH_GCC_PPC_HPP_INCLUDED_ |