| 1 | #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
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| 2 | #define BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
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| 3 |
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| 4 | // MS compatible compilers support #pragma once
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| 5 |
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| 6 | #if defined(_MSC_VER) && (_MSC_VER >= 1020)
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| 7 | # pragma once
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| 8 | #endif
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| 9 |
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| 10 | //
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| 11 | // boost/detail/interlocked.hpp
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| 12 | //
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| 13 | // Copyright 2005 Peter Dimov
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| 14 | //
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| 15 | // Distributed under the Boost Software License, Version 1.0. (See
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| 16 | // accompanying file LICENSE_1_0.txt or copy at
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| 17 | // http://www.boost.org/LICENSE_1_0.txt)
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| 18 | //
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| 19 |
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| 20 | #include <boost/config.hpp>
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| 21 |
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| 22 | #if defined( BOOST_USE_WINDOWS_H )
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| 23 |
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| 24 | # include <windows.h>
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| 25 |
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| 26 | # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
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| 27 | # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
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| 28 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
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| 29 | # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
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| 30 | # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
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| 31 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER InterlockedCompareExchangePointer
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| 32 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER InterlockedExchangePointer
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| 33 |
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| 34 | #elif defined(_WIN32_WCE)
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| 35 |
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| 36 | // under Windows CE we still have old-style Interlocked* functions
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| 37 |
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| 38 | extern "C" long __cdecl InterlockedIncrement( long* );
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| 39 | extern "C" long __cdecl InterlockedDecrement( long* );
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| 40 | extern "C" long __cdecl InterlockedCompareExchange( long*, long, long );
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| 41 | extern "C" long __cdecl InterlockedExchange( long*, long );
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| 42 | extern "C" long __cdecl InterlockedExchangeAdd( long*, long );
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| 43 |
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| 44 | # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
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| 45 | # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
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| 46 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
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| 47 | # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
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| 48 | # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
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| 49 |
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| 50 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
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| 51 | ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long*)(dest),(long)(exchange),(long)(compare)))
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| 52 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
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| 53 | ((void*)BOOST_INTERLOCKED_EXCHANGE((long*)(dest),(long)(exchange)))
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| 54 |
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| 55 | #elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN )
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| 56 |
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| 57 | extern "C" long __cdecl _InterlockedIncrement( long volatile * );
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| 58 | extern "C" long __cdecl _InterlockedDecrement( long volatile * );
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| 59 | extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
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| 60 | extern "C" long __cdecl _InterlockedExchange( long volatile *, long);
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| 61 | extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long);
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| 62 |
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| 63 | # pragma intrinsic( _InterlockedIncrement )
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| 64 | # pragma intrinsic( _InterlockedDecrement )
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| 65 | # pragma intrinsic( _InterlockedCompareExchange )
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| 66 | # pragma intrinsic( _InterlockedExchange )
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| 67 | # pragma intrinsic( _InterlockedExchangeAdd )
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| 68 |
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| 69 | # if defined(_M_IA64) || defined(_M_AMD64)
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| 70 |
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| 71 | extern "C" void* __cdecl _InterlockedCompareExchangePointer( void* volatile *, void*, void* );
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| 72 | extern "C" void* __cdecl _InterlockedExchangePointer( void* volatile *, void* );
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| 73 |
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| 74 | # pragma intrinsic( _InterlockedCompareExchangePointer )
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| 75 | # pragma intrinsic( _InterlockedExchangePointer )
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| 76 |
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| 77 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER _InterlockedCompareExchangePointer
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| 78 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER _InterlockedExchangePointer
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| 79 |
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| 80 | # else
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| 81 |
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| 82 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
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| 83 | ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
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| 84 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
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| 85 | ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
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| 86 |
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| 87 | # endif
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| 88 |
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| 89 | # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement
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| 90 | # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement
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| 91 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
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| 92 | # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange
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| 93 | # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
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| 94 |
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| 95 | #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ )
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| 96 |
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| 97 | namespace boost
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| 98 | {
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| 99 |
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| 100 | namespace detail
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| 101 | {
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| 102 |
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| 103 | extern "C" __declspec(dllimport) long __stdcall InterlockedIncrement( long volatile * );
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| 104 | extern "C" __declspec(dllimport) long __stdcall InterlockedDecrement( long volatile * );
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| 105 | extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long volatile *, long, long );
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| 106 | extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long );
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| 107 | extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long );
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| 108 |
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| 109 | } // namespace detail
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| 110 |
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| 111 | } // namespace boost
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| 112 |
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| 113 | # define BOOST_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement
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| 114 | # define BOOST_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement
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| 115 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange
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| 116 | # define BOOST_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
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| 117 | # define BOOST_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd
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| 118 |
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| 119 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
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| 120 | ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
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| 121 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
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| 122 | ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
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| 123 |
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| 124 | #else
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| 125 |
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| 126 | # error "Interlocked intrinsics not available"
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| 127 |
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| 128 | #endif
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| 129 |
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| 130 | #endif // #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
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