274 lines
14 KiB
C++
274 lines
14 KiB
C++
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#ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
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#define BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
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//
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// boost/detail/interlocked.hpp
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//
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// Copyright 2005 Peter Dimov
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// Copyright 2018, 2019 Andrey Semashev
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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#include <boost/config.hpp>
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#ifdef BOOST_HAS_PRAGMA_ONCE
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#pragma once
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#endif
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// BOOST_INTERLOCKED_HAS_INTRIN_H
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// VC9 has intrin.h, but it collides with <utility>
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#if defined( BOOST_MSVC ) && BOOST_MSVC >= 1600
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# define BOOST_INTERLOCKED_HAS_INTRIN_H
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// Unlike __MINGW64__, __MINGW64_VERSION_MAJOR is defined by MinGW-w64 for both 32 and 64-bit targets.
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#elif defined( __MINGW64_VERSION_MAJOR )
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// MinGW-w64 provides intrin.h for both 32 and 64-bit targets.
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# define BOOST_INTERLOCKED_HAS_INTRIN_H
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#elif defined( __CYGWIN__ )
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// Cygwin and Cygwin64 provide intrin.h. On Cygwin64 we have to use intrin.h because it's an LP64 target,
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// where long is 64-bit and therefore _Interlocked* functions have different signatures.
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# define BOOST_INTERLOCKED_HAS_INTRIN_H
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// Intel C++ on Windows on VC10+ stdlib
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#elif defined( BOOST_INTEL_WIN ) && defined( _CPPLIB_VER ) && _CPPLIB_VER >= 520
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# define BOOST_INTERLOCKED_HAS_INTRIN_H
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// clang-cl on Windows on VC10+ stdlib
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#elif defined( __clang__ ) && defined( _MSC_VER ) && defined( _CPPLIB_VER ) && _CPPLIB_VER >= 520
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# define BOOST_INTERLOCKED_HAS_INTRIN_H
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#endif
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#if !defined(__LP64__)
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#define BOOST_INTERLOCKED_LONG32 long
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#else
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#define BOOST_INTERLOCKED_LONG32 int
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#endif
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#if defined( BOOST_USE_WINDOWS_H )
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# include <windows.h>
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# define BOOST_INTERLOCKED_INCREMENT(dest) \
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InterlockedIncrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_DECREMENT(dest) \
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InterlockedDecrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) \
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InterlockedCompareExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE(dest, exchange) \
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InterlockedExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange))
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# define BOOST_INTERLOCKED_EXCHANGE_ADD(dest, add) \
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InterlockedExchangeAdd((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(add))
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) \
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InterlockedCompareExchangePointer((void**)(dest), (void*)(exchange), (void*)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) \
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InterlockedExchangePointer((void**)(dest), (void*)(exchange))
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#elif defined( BOOST_USE_INTRIN_H ) || defined( BOOST_INTERLOCKED_HAS_INTRIN_H )
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#include <intrin.h>
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# define BOOST_INTERLOCKED_INCREMENT(dest) \
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_InterlockedIncrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_DECREMENT(dest) \
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_InterlockedDecrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) \
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_InterlockedCompareExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE(dest, exchange) \
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_InterlockedExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange))
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# define BOOST_INTERLOCKED_EXCHANGE_ADD(dest, add) \
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_InterlockedExchangeAdd((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(add))
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// Note: Though MSVC-12 defines _InterlockedCompareExchangePointer and _InterlockedExchangePointer in intrin.h, the latter
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// is actually broken as it conflicts with winnt.h from Windows SDK 8.1.
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# if (defined(_MSC_VER) && _MSC_VER >= 1900) || \
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(defined(_M_IA64) || defined(_M_AMD64) || defined(__x86_64__) || defined(__x86_64) || defined(_M_ARM64))
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) \
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_InterlockedCompareExchangePointer((void**)(dest), (void*)(exchange), (void*)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) \
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_InterlockedExchangePointer((void**)(dest), (void*)(exchange))
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# else
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) \
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((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare)))
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# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) \
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((void*)BOOST_INTERLOCKED_EXCHANGE((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange)))
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# endif
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#elif defined(_WIN32_WCE)
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#if _WIN32_WCE >= 0x600
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl _InterlockedIncrement( BOOST_INTERLOCKED_LONG32 volatile * );
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl _InterlockedDecrement( BOOST_INTERLOCKED_LONG32 volatile * );
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl _InterlockedCompareExchange( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32, BOOST_INTERLOCKED_LONG32 );
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl _InterlockedExchange( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32 );
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl _InterlockedExchangeAdd( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32 );
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# define BOOST_INTERLOCKED_INCREMENT(dest) \
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_InterlockedIncrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_DECREMENT(dest) \
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_InterlockedDecrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) \
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_InterlockedCompareExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE(dest, exchange) \
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_InterlockedExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange))
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# define BOOST_INTERLOCKED_EXCHANGE_ADD(dest, add) \
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_InterlockedExchangeAdd((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(add))
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#else // _WIN32_WCE >= 0x600
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// under Windows CE we still have old-style Interlocked* functions
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl InterlockedIncrement( BOOST_INTERLOCKED_LONG32 * );
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl InterlockedDecrement( BOOST_INTERLOCKED_LONG32 * );
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl InterlockedCompareExchange( BOOST_INTERLOCKED_LONG32 *, BOOST_INTERLOCKED_LONG32, BOOST_INTERLOCKED_LONG32 );
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl InterlockedExchange( BOOST_INTERLOCKED_LONG32 *, BOOST_INTERLOCKED_LONG32 );
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extern "C" BOOST_INTERLOCKED_LONG32 __cdecl InterlockedExchangeAdd( BOOST_INTERLOCKED_LONG32 *, BOOST_INTERLOCKED_LONG32 );
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# define BOOST_INTERLOCKED_INCREMENT(dest) \
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InterlockedIncrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_DECREMENT(dest) \
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InterlockedDecrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) \
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InterlockedCompareExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE(dest, exchange) \
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InterlockedExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange))
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# define BOOST_INTERLOCKED_EXCHANGE_ADD(dest, add) \
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InterlockedExchangeAdd((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(add))
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#endif // _WIN32_WCE >= 0x600
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) \
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((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare)))
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# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) \
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((void*)BOOST_INTERLOCKED_EXCHANGE((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange)))
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#elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN )
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# if defined( __CLRCALL_PURE_OR_CDECL )
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# define BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL __CLRCALL_PURE_OR_CDECL
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# else
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# define BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL __cdecl
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# endif
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extern "C" BOOST_INTERLOCKED_LONG32 BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedIncrement( BOOST_INTERLOCKED_LONG32 volatile * );
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extern "C" BOOST_INTERLOCKED_LONG32 BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedDecrement( BOOST_INTERLOCKED_LONG32 volatile * );
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extern "C" BOOST_INTERLOCKED_LONG32 BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedCompareExchange( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32, BOOST_INTERLOCKED_LONG32 );
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extern "C" BOOST_INTERLOCKED_LONG32 BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedExchange( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32 );
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extern "C" BOOST_INTERLOCKED_LONG32 BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedExchangeAdd( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32 );
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# if defined( BOOST_MSVC ) && BOOST_MSVC >= 1310
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# pragma intrinsic( _InterlockedIncrement )
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# pragma intrinsic( _InterlockedDecrement )
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# pragma intrinsic( _InterlockedCompareExchange )
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# pragma intrinsic( _InterlockedExchange )
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# pragma intrinsic( _InterlockedExchangeAdd )
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# endif
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# if defined(_M_IA64) || defined(_M_AMD64) || defined(_M_ARM64)
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extern "C" void* BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedCompareExchangePointer( void* volatile *, void*, void* );
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extern "C" void* BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL _InterlockedExchangePointer( void* volatile *, void* );
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# if defined( BOOST_MSVC ) && BOOST_MSVC >= 1310
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# pragma intrinsic( _InterlockedCompareExchangePointer )
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# pragma intrinsic( _InterlockedExchangePointer )
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# endif
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) \
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_InterlockedCompareExchangePointer((void**)(dest), (void*)(exchange), (void*)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) \
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_InterlockedExchangePointer((void**)(dest), (void*)(exchange))
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# else
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) \
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((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare)))
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# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) \
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((void*)BOOST_INTERLOCKED_EXCHANGE((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange)))
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# endif
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# undef BOOST_INTERLOCKED_CLRCALL_PURE_OR_CDECL
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# define BOOST_INTERLOCKED_INCREMENT(dest) \
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_InterlockedIncrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_DECREMENT(dest) \
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_InterlockedDecrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) \
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_InterlockedCompareExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE(dest, exchange) \
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_InterlockedExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange))
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# define BOOST_INTERLOCKED_EXCHANGE_ADD(dest, add) \
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_InterlockedExchangeAdd((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(add))
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#elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ )
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#define BOOST_INTERLOCKED_IMPORT __declspec(dllimport)
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namespace boost
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{
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namespace detail
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{
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extern "C" BOOST_INTERLOCKED_IMPORT BOOST_INTERLOCKED_LONG32 __stdcall InterlockedIncrement( BOOST_INTERLOCKED_LONG32 volatile * );
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extern "C" BOOST_INTERLOCKED_IMPORT BOOST_INTERLOCKED_LONG32 __stdcall InterlockedDecrement( BOOST_INTERLOCKED_LONG32 volatile * );
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extern "C" BOOST_INTERLOCKED_IMPORT BOOST_INTERLOCKED_LONG32 __stdcall InterlockedCompareExchange( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32, BOOST_INTERLOCKED_LONG32 );
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extern "C" BOOST_INTERLOCKED_IMPORT BOOST_INTERLOCKED_LONG32 __stdcall InterlockedExchange( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32 );
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extern "C" BOOST_INTERLOCKED_IMPORT BOOST_INTERLOCKED_LONG32 __stdcall InterlockedExchangeAdd( BOOST_INTERLOCKED_LONG32 volatile *, BOOST_INTERLOCKED_LONG32 );
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# if defined(_M_IA64) || defined(_M_AMD64) || defined(_M_ARM64)
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extern "C" BOOST_INTERLOCKED_IMPORT void* __stdcall InterlockedCompareExchangePointer( void* volatile *, void*, void* );
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extern "C" BOOST_INTERLOCKED_IMPORT void* __stdcall InterlockedExchangePointer( void* volatile *, void* );
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# endif
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} // namespace detail
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} // namespace boost
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# define BOOST_INTERLOCKED_INCREMENT(dest) \
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::boost::detail::InterlockedIncrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_DECREMENT(dest) \
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::boost::detail::InterlockedDecrement((BOOST_INTERLOCKED_LONG32*)(dest))
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) \
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::boost::detail::InterlockedCompareExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange), (BOOST_INTERLOCKED_LONG32)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE(dest, exchange) \
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::boost::detail::InterlockedExchange((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(exchange))
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# define BOOST_INTERLOCKED_EXCHANGE_ADD(dest, add) \
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::boost::detail::InterlockedExchangeAdd((BOOST_INTERLOCKED_LONG32*)(dest), (BOOST_INTERLOCKED_LONG32)(add))
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# if defined(_M_IA64) || defined(_M_AMD64) || defined(_M_ARM64)
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) \
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::boost::detail::InterlockedCompareExchangePointer((void**)(dest), (void*)(exchange), (void*)(compare))
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# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) \
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::boost::detail::InterlockedExchangePointer((void**)(dest), (void*)(exchange))
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# else
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# define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) \
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((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((BOOST_INTERLOCKED_LONG32 volatile*)(dest),(BOOST_INTERLOCKED_LONG32)(exchange),(BOOST_INTERLOCKED_LONG32)(compare)))
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# define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) \
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((void*)BOOST_INTERLOCKED_EXCHANGE((BOOST_INTERLOCKED_LONG32*)(dest),(BOOST_INTERLOCKED_LONG32)(exchange)))
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# endif
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#else
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# error "Interlocked intrinsics not available"
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#endif
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#endif // #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
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