1 #ifndef BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED 2 #define BOOST_SMART_PTR_DETAIL_SP_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/sp_interlocked.hpp 12 // 13 // Copyright 2005, 2014 Peter Dimov 14 // 15 // Distributed under the Boost Software License, Version 1.0. 16 // See 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 // BOOST_SP_HAS_INTRIN_H 23 24 // VC9 has intrin.h, but it collides with <utility> 25 #if defined( BOOST_MSVC ) && BOOST_MSVC >= 1600 26 27 # define BOOST_SP_HAS_INTRIN_H 28 29 // Unlike __MINGW64__, __MINGW64_VERSION_MAJOR is defined by MinGW-w64 for both 32 and 64-bit targets. 30 #elif defined( __MINGW64_VERSION_MAJOR ) 31 32 // MinGW-w64 provides intrin.h for both 32 and 64-bit targets. 33 # define BOOST_SP_HAS_INTRIN_H 34 35 // Intel C++ on Windows on VC10+ stdlib 36 #elif defined( BOOST_INTEL_WIN ) && defined( _CPPLIB_VER ) && _CPPLIB_VER >= 520 37 38 # define BOOST_SP_HAS_INTRIN_H 39 40 #endif 41 42 #if defined( BOOST_USE_WINDOWS_H ) 43 44 # include <windows.h> 45 46 # define BOOST_SP_INTERLOCKED_INCREMENT InterlockedIncrement 47 # define BOOST_SP_INTERLOCKED_DECREMENT InterlockedDecrement 48 # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange 49 # define BOOST_SP_INTERLOCKED_EXCHANGE InterlockedExchange 50 # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd 51 52 #elif defined( BOOST_USE_INTRIN_H ) || defined( BOOST_SP_HAS_INTRIN_H ) 53 54 #include <intrin.h> 55 56 # define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement 57 # define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement 58 # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange 59 # define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange 60 # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd 61 62 #elif defined( _WIN32_WCE ) 63 64 #if _WIN32_WCE >= 0x600 65 66 extern "C" long __cdecl _InterlockedIncrement( long volatile * ); 67 extern "C" long __cdecl _InterlockedDecrement( long volatile * ); 68 extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long ); 69 extern "C" long __cdecl _InterlockedExchange( long volatile *, long ); 70 extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long ); 71 72 # define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement 73 # define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement 74 # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange 75 # define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange 76 # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd 77 78 #else 79 80 // under Windows CE we still have old-style Interlocked* functions 81 82 extern "C" long __cdecl InterlockedIncrement( long* ); 83 extern "C" long __cdecl InterlockedDecrement( long* ); 84 extern "C" long __cdecl InterlockedCompareExchange( long*, long, long ); 85 extern "C" long __cdecl InterlockedExchange( long*, long ); 86 extern "C" long __cdecl InterlockedExchangeAdd( long*, long ); 87 88 # define BOOST_SP_INTERLOCKED_INCREMENT InterlockedIncrement 89 # define BOOST_SP_INTERLOCKED_DECREMENT InterlockedDecrement 90 # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange 91 # define BOOST_SP_INTERLOCKED_EXCHANGE InterlockedExchange 92 # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd 93 94 #endif 95 96 #elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN ) 97 98 #if defined( __CLRCALL_PURE_OR_CDECL ) 99 100 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedIncrement( long volatile * ); 101 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedDecrement( long volatile * ); 102 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedCompareExchange( long volatile *, long, long ); 103 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedExchange( long volatile *, long ); 104 extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedExchangeAdd( long volatile *, long ); 105 106 #else 107 108 extern "C" long __cdecl _InterlockedIncrement( long volatile * ); 109 extern "C" long __cdecl _InterlockedDecrement( long volatile * ); 110 extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long ); 111 extern "C" long __cdecl _InterlockedExchange( long volatile *, long ); 112 extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long ); 113 114 #endif 115 116 # define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement 117 # define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement 118 # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange 119 # define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange 120 # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd 121 122 #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ ) 123 124 namespace boost 125 { 126 127 namespace detail 128 { 129 130 extern "C" __declspec(dllimport) long __stdcall InterlockedIncrement( long volatile * ); 131 extern "C" __declspec(dllimport) long __stdcall InterlockedDecrement( long volatile * ); 132 extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long volatile *, long, long ); 133 extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long ); 134 extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long ); 135 136 } // namespace detail 137 138 } // namespace boost 139 140 # define BOOST_SP_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement 141 # define BOOST_SP_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement 142 # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange 143 # define BOOST_SP_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange 144 # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd 145 146 #else 147 148 # error "Interlocked intrinsics not available" 149 150 #endif 151 152 #endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED 153