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| author | Remko Tronçon <git@el-tramo.be> | 2010-02-11 12:14:00 (GMT) |
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| committer | Remko Tronçon <git@el-tramo.be> | 2010-02-11 12:14:00 (GMT) |
| commit | 0efa7c32aaf21a29b42b5926cc116007056843be (patch) | |
| tree | 882f663a5dd0e65694bf6077b71086dd77fd7ff8 /3rdParty/Boost/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp | |
| parent | 1d20eabbc32274b491b4c2bedf73d19933d97bfd (diff) | |
| download | swift-0efa7c32aaf21a29b42b5926cc116007056843be.zip swift-0efa7c32aaf21a29b42b5926cc116007056843be.tar.bz2 | |
Moved some modules into separate git modules.
Diffstat (limited to '3rdParty/Boost/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp')
| m--------- | 3rdParty/Boost | 0 | ||||
| -rw-r--r-- | 3rdParty/Boost/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp | 77 |
2 files changed, 0 insertions, 77 deletions
diff --git a/3rdParty/Boost b/3rdParty/Boost new file mode 160000 +Subproject 3bbdbc8cf1996f23d9a366da8bac0f97be6ad79 diff --git a/3rdParty/Boost/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp b/3rdParty/Boost/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp deleted file mode 100644 index 5c44d7c..0000000 --- a/3rdParty/Boost/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp +++ /dev/null @@ -1,77 +0,0 @@ -#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_X86_HPP_INCLUDED -#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_X86_HPP_INCLUDED - -// -// boost/detail/atomic_count_gcc_x86.hpp -// -// atomic_count for g++ on 486+/AMD64 -// -// Copyright 2007 Peter Dimov -// -// 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) -// - -namespace boost -{ - -namespace detail -{ - -class atomic_count -{ -public: - - explicit atomic_count( long v ) : value_( static_cast< int >( v ) ) {} - - long operator++() - { - return atomic_exchange_and_add( &value_, +1 ) + 1; - } - - long operator--() - { - return atomic_exchange_and_add( &value_, -1 ) - 1; - } - - operator long() const - { - return atomic_exchange_and_add( &value_, 0 ); - } - -private: - - atomic_count(atomic_count const &); - atomic_count & operator=(atomic_count const &); - - mutable int value_; - -private: - - static int atomic_exchange_and_add( int * pw, int dv ) - { - // int r = *pw; - // *pw += dv; - // return r; - - int r; - - __asm__ __volatile__ - ( - "lock\n\t" - "xadd %1, %0": - "+m"( *pw ), "=r"( r ): // outputs (%0, %1) - "1"( dv ): // inputs (%2 == %1) - "memory", "cc" // clobbers - ); - - return r; - } -}; - -} // namespace detail - -} // namespace boost - -#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_X86_HPP_INCLUDED |