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| author | Tobias Markmann <tm@ayena.de> | 2014-10-19 20:22:58 (GMT) |
|---|---|---|
| committer | Tobias Markmann <tm@ayena.de> | 2014-10-20 13:49:33 (GMT) |
| commit | 6b22dfcf59474dd016a0355a3102a1dd3692d92c (patch) | |
| tree | 2b1fd33be433a91e81fee84fdc2bf1b52575d934 /3rdParty/Boost/src/boost/atomic/detail/storage_type.hpp | |
| parent | 38b0cb785fea8eae5e48fae56440695fdfd10ee1 (diff) | |
| download | swift-6b22dfcf59474dd016a0355a3102a1dd3692d92c.zip swift-6b22dfcf59474dd016a0355a3102a1dd3692d92c.tar.bz2 | |
Update Boost in 3rdParty to version 1.56.0.
This updates Boost in our 3rdParty directory to version 1.56.0.
Updated our update.sh script to stop on error.
Changed error reporting in SwiftTools/CrashReporter.cpp to SWIFT_LOG due to
missing include of <iostream> with newer Boost.
Change-Id: I4b35c77de951333979a524097f35f5f83d325edc
Diffstat (limited to '3rdParty/Boost/src/boost/atomic/detail/storage_type.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/atomic/detail/storage_type.hpp | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/atomic/detail/storage_type.hpp b/3rdParty/Boost/src/boost/atomic/detail/storage_type.hpp new file mode 100644 index 0000000..a024f1d --- /dev/null +++ b/3rdParty/Boost/src/boost/atomic/detail/storage_type.hpp @@ -0,0 +1,168 @@ +/* + * 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) 2012 Tim Blechmann + * Copyright (c) 2013 - 2014 Andrey Semashev + */ +/*! + * \file atomic/detail/storage_type.hpp + * + * This header defines underlying types used as storage + */ + +#ifndef BOOST_ATOMIC_DETAIL_STORAGE_TYPE_HPP_INCLUDED_ +#define BOOST_ATOMIC_DETAIL_STORAGE_TYPE_HPP_INCLUDED_ + +#include <cstring> +#include <boost/cstdint.hpp> +#include <boost/atomic/detail/config.hpp> + +#ifdef BOOST_HAS_PRAGMA_ONCE +#pragma once +#endif + +namespace boost { +namespace atomics { +namespace detail { + +template< unsigned int Size > +struct buffer_storage +{ + unsigned char data[Size]; + + BOOST_FORCEINLINE bool operator! () const BOOST_NOEXCEPT + { + bool result = true; + for (unsigned int i = 0; i < Size && result; ++i) + { + result &= data[i] == 0; + } + return result; + } + + BOOST_FORCEINLINE bool operator== (buffer_storage const& that) const BOOST_NOEXCEPT + { + return std::memcmp(data, that.data, Size) == 0; + } + + BOOST_FORCEINLINE bool operator!= (buffer_storage const& that) const BOOST_NOEXCEPT + { + return std::memcmp(data, that.data, Size) != 0; + } +}; + +template< unsigned int Size, bool Signed > +struct make_storage_type +{ + typedef buffer_storage< Size > type; +}; + +template< > +struct make_storage_type< 1u, false > +{ + typedef boost::uint8_t type; +}; + +template< > +struct make_storage_type< 1u, true > +{ + typedef boost::int8_t type; +}; + +template< > +struct make_storage_type< 2u, false > +{ + typedef boost::uint16_t type; +}; + +template< > +struct make_storage_type< 2u, true > +{ + typedef boost::int16_t type; +}; + +template< > +struct make_storage_type< 4u, false > +{ + typedef boost::uint32_t type; +}; + +template< > +struct make_storage_type< 4u, true > +{ + typedef boost::int32_t type; +}; + +template< > +struct make_storage_type< 8u, false > +{ + typedef boost::uint64_t type; +}; + +template< > +struct make_storage_type< 8u, true > +{ + typedef boost::int64_t type; +}; + +#if defined(BOOST_HAS_INT128) + +template< > +struct make_storage_type< 16u, false > +{ + typedef boost::uint128_type type; +}; + +template< > +struct make_storage_type< 16u, true > +{ + typedef boost::int128_type type; +}; + +#elif !defined(BOOST_NO_ALIGNMENT) + +struct BOOST_ALIGNMENT(16) storage128_t +{ + boost::uint64_t data[2]; + + BOOST_FORCEINLINE bool operator! () const BOOST_NOEXCEPT + { + return data[0] == 0 && data[1] == 0; + } +}; + +BOOST_FORCEINLINE bool operator== (storage128_t const& left, storage128_t const& right) BOOST_NOEXCEPT +{ + return left.data[0] == right.data[0] && left.data[1] == right.data[1]; +} +BOOST_FORCEINLINE bool operator!= (storage128_t const& left, storage128_t const& right) BOOST_NOEXCEPT +{ + return !(left == right); +} + +template< bool Signed > +struct make_storage_type< 16u, Signed > +{ + typedef storage128_t type; +}; + +#endif + +template< typename T > +struct storage_size_of +{ + enum _ + { + size = sizeof(T), + value = (size == 3 ? 4 : (size >= 5 && size <= 7 ? 8 : (size >= 9 && size <= 15 ? 16 : size))) + }; +}; + +} // namespace detail +} // namespace atomics +} // namespace boost + +#endif // BOOST_ATOMIC_DETAIL_STORAGE_TYPE_HPP_INCLUDED_ |