projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| b32b8144 FG |
1 | /* |
| 2 | * Distributed under the Boost Software License, Version 1.0. | |
| 3 | * (See accompanying file LICENSE_1_0.txt or copy at | |
| 4 | * http://www.boost.org/LICENSE_1_0.txt) | |
| 5 | * | |
| 6 | * Copyright (c) 2017 Andrey Semashev | |
| 7 | */ | |
| 8 | /*! | |
| 9 | * \file atomic/detail/hwcaps_gcc_ppc.hpp | |
| 10 | * | |
| 11 | * This header defines hardware capabilities macros for PowerPC | |
| 12 | */ | |
| 13 | ||
| 14 | #ifndef BOOST_ATOMIC_DETAIL_HWCAPS_GCC_PPC_HPP_INCLUDED_ | |
| 15 | #define BOOST_ATOMIC_DETAIL_HWCAPS_GCC_PPC_HPP_INCLUDED_ | |
| 16 | ||
| 17 | #include <boost/atomic/detail/config.hpp> | |
| 18 | ||
| 19 | #ifdef BOOST_HAS_PRAGMA_ONCE | |
| 20 | #pragma once | |
| 21 | #endif | |
| 22 | ||
| 23 | #if defined(__POWERPC__) || defined(__PPC__) | |
| 24 | ||
| 25 | #if defined(_ARCH_PWR8) | |
| 26 | // Power8 and later architectures have 8 and 16-bit instructions | |
| 27 | #define BOOST_ATOMIC_DETAIL_PPC_HAS_LBARX_STBCX | |
| 28 | #define BOOST_ATOMIC_DETAIL_PPC_HAS_LHARX_STHCX | |
| 29 | #endif | |
| 30 | ||
| 31 | #if defined(__powerpc64__) || defined(__PPC64__) | |
| 32 | // Power7 and later architectures in 64-bit mode have 64-bit instructions | |
| 33 | #define BOOST_ATOMIC_DETAIL_PPC_HAS_LDARX_STDCX | |
| 34 | #if defined(_ARCH_PWR8) | |
| 35 | // Power8 also has 128-bit instructions | |
| 36 | #define BOOST_ATOMIC_DETAIL_PPC_HAS_LQARX_STQCX | |
| 37 | #endif | |
| 38 | #endif | |
| 39 | ||
| 40 | #endif // defined(__POWERPC__) || defined(__PPC__) | |
| 41 | ||
| 42 | #endif // BOOST_ATOMIC_DETAIL_HWCAPS_GCC_PPC_HPP_INCLUDED_ |