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   1 #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
   2 #define BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
   3
   4 // MS compatible compilers support #pragma once
   5
   6 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
   7 # pragma once
   8 #endif
   9
  10 //
  11 //  boost/detail/interlocked.hpp
  12 //
  13 //  Copyright 2005 Peter Dimov
  14 //
  15 //  Distributed under the Boost Software License, Version 1.0. (See
  16 //  accompanying file LICENSE_1_0.txt or copy at
  17 //  http://www.boost.org/LICENSE_1_0.txt)
  18 //
  19
  20 #include <boost/config.hpp>
  21
  22 #if defined( BOOST_USE_WINDOWS_H )
  23
  24 # include <windows.h>
  25
  26 # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
  27 # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
  28 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
  29 # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
  30 # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
  31 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER InterlockedCompareExchangePointer
  32 # define BOOST_INTERLOCKED_EXCHANGE_POINTER InterlockedExchangePointer
  33
  34 #elif defined(_WIN32_WCE)
  35
  36 // under Windows CE we still have old-style Interlocked* functions
  37
  38 extern "C" long __cdecl InterlockedIncrement( long* );
  39 extern "C" long __cdecl InterlockedDecrement( long* );
  40 extern "C" long __cdecl InterlockedCompareExchange( long*, long, long );
  41 extern "C" long __cdecl InterlockedExchange( long*, long );
  42 extern "C" long __cdecl InterlockedExchangeAdd( long*, long );
  43
  44 # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
  45 # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
  46 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
  47 # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
  48 # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
  49
  50 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
  51     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long*)(dest),(long)(exchange),(long)(compare)))
  52 # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
  53     ((void*)BOOST_INTERLOCKED_EXCHANGE((long*)(dest),(long)(exchange)))
  54
  55 #elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN )
  56
  57 #if defined( __CLRCALL_PURE_OR_CDECL )
  58
  59 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedIncrement( long volatile * );
  60 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedDecrement( long volatile * );
  61 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedCompareExchange( long volatile *, long, long );
  62 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedExchange( long volatile *, long );
  63 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedExchangeAdd( long volatile *, long );
  64
  65 #else
  66
  67 extern "C" long __cdecl _InterlockedIncrement( long volatile * );
  68 extern "C" long __cdecl _InterlockedDecrement( long volatile * );
  69 extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
  70 extern "C" long __cdecl _InterlockedExchange( long volatile *, long );
  71 extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long );
  72
  73 #endif
  74
  75 # pragma intrinsic( _InterlockedIncrement )
  76 # pragma intrinsic( _InterlockedDecrement )
  77 # pragma intrinsic( _InterlockedCompareExchange )
  78 # pragma intrinsic( _InterlockedExchange )
  79 # pragma intrinsic( _InterlockedExchangeAdd )
  80
  81 # if defined(_M_IA64) || defined(_M_AMD64)
  82
  83 extern "C" void* __cdecl _InterlockedCompareExchangePointer( void* volatile *, void*, void* );
  84 extern "C" void* __cdecl _InterlockedExchangePointer( void* volatile *, void* );
  85
  86 #  pragma intrinsic( _InterlockedCompareExchangePointer )
  87 #  pragma intrinsic( _InterlockedExchangePointer )
  88
  89 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER _InterlockedCompareExchangePointer
  90 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER _InterlockedExchangePointer
  91
  92 # else
  93
  94 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
  95     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
  96 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
  97     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
  98
  99 # endif
 100
 101 # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement
 102 # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement
 103 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
 104 # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange
 105 # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
 106
 107 #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ )
 108
 109 #if defined(__MINGW64__)
 110 #define BOOST_INTERLOCKED_IMPORT
 111 #else
 112 #define BOOST_INTERLOCKED_IMPORT __declspec(dllimport)
 113 #endif
 114
 115
 116 namespace boost
 117 {
 118
 119 namespace detail
 120 {
 121
 122 extern "C"BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedIncrement( long volatile * );
 123 extern "C"BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedDecrement( long volatile * );
 124 extern "C"BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedCompareExchange( long volatile *, long, long );
 125 extern "C"BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedExchange( long volatile *, long );
 126 extern "C"BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedExchangeAdd( long volatile *, long );
 127
 128 # if defined(_M_IA64) || defined(_M_AMD64)
 129 extern "C"BOOST_INTERLOCKED_IMPORT void* __stdcall InterlockedCompareExchangePointer( void* volatile *, void*, void* );
 130 extern "C"BOOST_INTERLOCKED_IMPORT void* __stdcall InterlockedExchangePointer( void* volatile *, void* );
 131 # endif
 132
 133 } // namespace detail
 134
 135 } // namespace boost
 136
 137 # define BOOST_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement
 138 # define BOOST_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement
 139 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange
 140 # define BOOST_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
 141 # define BOOST_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd
 142
 143 # if defined(_M_IA64) || defined(_M_AMD64)
 144 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER ::boost::detail::InterlockedCompareExchangePointer
 145 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER ::boost::detail::InterlockedExchangePointer
 146 # else
 147 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
 148     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
 149 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
 150     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
 151 # endif
 152
 153 #else
 154
 155 # error "Interlocked intrinsics not available"
 156
 157 #endif
 158
 159 #endif // #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED