ceph/src/boost/libs/winapi/include/boost/detail/interlocked.hpp

   1 #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
   2 #define BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
   3
   4 //
   5 //  boost/detail/interlocked.hpp
   6 //
   7 //  Copyright 2005 Peter Dimov
   8 //
   9 //  Distributed under the Boost Software License, Version 1.0. (See
  10 //  accompanying file LICENSE_1_0.txt or copy at
  11 //  http://www.boost.org/LICENSE_1_0.txt)
  12 //
  13
  14 #include <boost/config.hpp>
  15
  16 // MS compatible compilers support #pragma once
  17 #ifdef BOOST_HAS_PRAGMA_ONCE
  18 #pragma once
  19 #endif
  20
  21 #if defined( BOOST_USE_WINDOWS_H )
  22
  23 # include <windows.h>
  24
  25 # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
  26 # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
  27 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
  28 # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
  29 # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
  30 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER InterlockedCompareExchangePointer
  31 # define BOOST_INTERLOCKED_EXCHANGE_POINTER InterlockedExchangePointer
  32
  33 #elif defined( BOOST_USE_INTRIN_H )
  34
  35 #include <intrin.h>
  36
  37 # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement
  38 # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement
  39 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
  40 # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange
  41 # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
  42
  43 # if defined(_M_IA64) || defined(_M_AMD64) || defined(__x86_64__) || defined(__x86_64)
  44
  45 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER _InterlockedCompareExchangePointer
  46 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER _InterlockedExchangePointer
  47
  48 # else
  49
  50 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
  51     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
  52 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
  53     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
  54
  55 # endif
  56
  57 #elif defined(_WIN32_WCE)
  58
  59 #if _WIN32_WCE >= 0x600
  60
  61 extern "C" long __cdecl _InterlockedIncrement( long volatile * );
  62 extern "C" long __cdecl _InterlockedDecrement( long volatile * );
  63 extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
  64 extern "C" long __cdecl _InterlockedExchange( long volatile *, long );
  65 extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long );
  66
  67 # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement
  68 # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement
  69 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
  70 # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange
  71 # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
  72
  73 #else
  74 // under Windows CE we still have old-style Interlocked* functions
  75
  76 extern "C" long __cdecl InterlockedIncrement( long* );
  77 extern "C" long __cdecl InterlockedDecrement( long* );
  78 extern "C" long __cdecl InterlockedCompareExchange( long*, long, long );
  79 extern "C" long __cdecl InterlockedExchange( long*, long );
  80 extern "C" long __cdecl InterlockedExchangeAdd( long*, long );
  81
  82 # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
  83 # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
  84 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
  85 # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
  86 # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
  87
  88 #endif
  89
  90 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
  91     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long*)(dest),(long)(exchange),(long)(compare)))
  92 # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
  93     ((void*)BOOST_INTERLOCKED_EXCHANGE((long*)(dest),(long)(exchange)))
  94
  95 #elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN )
  96
  97 #if defined( BOOST_MSVC ) && BOOST_MSVC >= 1400
  98
  99 #include <intrin.h>
 100
 101 #else
 102
 103 # if defined( __CLRCALL_PURE_OR_CDECL )
 104 #  define BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL __CLRCALL_PURE_OR_CDECL
 105 # else
 106 #  define BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL __cdecl
 107 # endif
 108
 109 extern "C" long BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedIncrement( long volatile * );
 110 extern "C" long BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedDecrement( long volatile * );
 111 extern "C" long BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedCompareExchange( long volatile *, long, long );
 112 extern "C" long BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedExchange( long volatile *, long );
 113 extern "C" long BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedExchangeAdd( long volatile *, long );
 114
 115 # undef BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL
 116
 117 # if defined( BOOST_MSVC ) && BOOST_MSVC >= 1310
 118 #  pragma intrinsic( _InterlockedIncrement )
 119 #  pragma intrinsic( _InterlockedDecrement )
 120 #  pragma intrinsic( _InterlockedCompareExchange )
 121 #  pragma intrinsic( _InterlockedExchange )
 122 #  pragma intrinsic( _InterlockedExchangeAdd )
 123 # endif
 124
 125 #endif
 126
 127 # if defined(_M_IA64) || defined(_M_AMD64)
 128
 129 extern "C" void* __cdecl _InterlockedCompareExchangePointer( void* volatile *, void*, void* );
 130 extern "C" void* __cdecl _InterlockedExchangePointer( void* volatile *, void* );
 131
 132 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER _InterlockedCompareExchangePointer
 133 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER _InterlockedExchangePointer
 134
 135 # else
 136
 137 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
 138     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
 139 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
 140     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
 141
 142 # endif
 143
 144 # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement
 145 # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement
 146 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
 147 # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange
 148 # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
 149
 150 // Unlike __MINGW64__, __MINGW64_VERSION_MAJOR is defined by MinGW-w64 for both 32 and 64-bit targets.
 151 #elif defined(__MINGW64_VERSION_MAJOR)
 152
 153 // MinGW-w64 provides intrin.h for both 32 and 64-bit targets.
 154 #include <intrin.h>
 155
 156 # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement
 157 # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement
 158 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
 159 # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange
 160 # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
 161 # if defined(__x86_64__) || defined(__x86_64)
 162 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER _InterlockedCompareExchangePointer
 163 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER _InterlockedExchangePointer
 164 # else
 165 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
 166     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
 167 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
 168     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
 169 # endif
 170
 171 #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ )
 172
 173 #define BOOST_INTERLOCKED_IMPORT __declspec(dllimport)
 174
 175 namespace boost
 176 {
 177
 178 namespace detail
 179 {
 180
 181 extern "C" BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedIncrement( long volatile * );
 182 extern "C" BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedDecrement( long volatile * );
 183 extern "C" BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedCompareExchange( long volatile *, long, long );
 184 extern "C" BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedExchange( long volatile *, long );
 185 extern "C" BOOST_INTERLOCKED_IMPORT long __stdcall InterlockedExchangeAdd( long volatile *, long );
 186
 187 # if defined(_M_IA64) || defined(_M_AMD64)
 188 extern "C" BOOST_INTERLOCKED_IMPORT void* __stdcall InterlockedCompareExchangePointer( void* volatile *, void*, void* );
 189 extern "C" BOOST_INTERLOCKED_IMPORT void* __stdcall InterlockedExchangePointer( void* volatile *, void* );
 190 # endif
 191
 192 } // namespace detail
 193
 194 } // namespace boost
 195
 196 # define BOOST_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement
 197 # define BOOST_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement
 198 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange
 199 # define BOOST_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
 200 # define BOOST_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd
 201
 202 # if defined(_M_IA64) || defined(_M_AMD64)
 203 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER ::boost::detail::InterlockedCompareExchangePointer
 204 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER ::boost::detail::InterlockedExchangePointer
 205 # else
 206 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
 207     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
 208 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
 209     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
 210 # endif
 211
 212 #else
 213
 214 # error "Interlocked intrinsics not available"
 215
 216 #endif
 217
 218 #endif // #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED