[ceph.git] / ceph / src / boost / libs / smart_ptr / include / boost / smart_ptr / detail / sp_interlocked.hpp

#ifndef BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED

// MS compatible compilers support #pragma once

#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif

//
//  boost/detail/sp_interlocked.hpp
//
//  Copyright 2005, 2014 Peter Dimov
//
//  Distributed under the Boost Software License, Version 1.0.
//  See accompanying file LICENSE_1_0.txt or copy at
//  http://www.boost.org/LICENSE_1_0.txt
//

#include <boost/config.hpp>

// BOOST_SP_HAS_INTRIN_H

// VC9 has intrin.h, but it collides with <utility>
#if defined( BOOST_MSVC ) && BOOST_MSVC >= 1600

# define BOOST_SP_HAS_INTRIN_H

// Unlike __MINGW64__, __MINGW64_VERSION_MAJOR is defined by MinGW-w64 for both 32 and 64-bit targets.
#elif defined( __MINGW64_VERSION_MAJOR )

// MinGW-w64 provides intrin.h for both 32 and 64-bit targets.
# define BOOST_SP_HAS_INTRIN_H

// Intel C++ on Windows on VC10+ stdlib
#elif defined( BOOST_INTEL_WIN ) && defined( _CPPLIB_VER ) && _CPPLIB_VER >= 520

# define BOOST_SP_HAS_INTRIN_H

#endif

#if defined( BOOST_USE_WINDOWS_H )

# include <windows.h>

# define BOOST_SP_INTERLOCKED_INCREMENT InterlockedIncrement
# define BOOST_SP_INTERLOCKED_DECREMENT InterlockedDecrement
# define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE InterlockedExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd

#elif defined( BOOST_USE_INTRIN_H ) || defined( BOOST_SP_HAS_INTRIN_H )

#include <intrin.h>

# define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement
# define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement
# define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd

#elif defined( _WIN32_WCE )

#if _WIN32_WCE >= 0x600

extern "C" long __cdecl _InterlockedIncrement( long volatile * );
extern "C" long __cdecl _InterlockedDecrement( long volatile * );
extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
extern "C" long __cdecl _InterlockedExchange( long volatile *, long );
extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long );

# define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement
# define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement
# define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd

#else

// under Windows CE we still have old-style Interlocked* functions

extern "C" long __cdecl InterlockedIncrement( long* );
extern "C" long __cdecl InterlockedDecrement( long* );
extern "C" long __cdecl InterlockedCompareExchange( long*, long, long );
extern "C" long __cdecl InterlockedExchange( long*, long );
extern "C" long __cdecl InterlockedExchangeAdd( long*, long );

# define BOOST_SP_INTERLOCKED_INCREMENT InterlockedIncrement
# define BOOST_SP_INTERLOCKED_DECREMENT InterlockedDecrement
# define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE InterlockedExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd

#endif

#elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN )

#if defined( __CLRCALL_PURE_OR_CDECL )

extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedIncrement( long volatile * );
extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedDecrement( long volatile * );
extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedCompareExchange( long volatile *, long, long );
extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedExchange( long volatile *, long );
extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedExchangeAdd( long volatile *, long );

#else

extern "C" long __cdecl _InterlockedIncrement( long volatile * );
extern "C" long __cdecl _InterlockedDecrement( long volatile * );
extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
extern "C" long __cdecl _InterlockedExchange( long volatile *, long );
extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long );

# if defined( BOOST_MSVC ) && BOOST_MSVC == 1310
//From MSDN, Visual Studio .NET 2003 spedific: To declare one of the interlocked functions
//for use as an intrinsic, the function must be declared with the leading underscore and
//the new function must appear in a #pragma intrinsic statement.
#  pragma intrinsic( _InterlockedIncrement )
#  pragma intrinsic( _InterlockedDecrement )
#  pragma intrinsic( _InterlockedCompareExchange )
#  pragma intrinsic( _InterlockedExchange )
#  pragma intrinsic( _InterlockedExchangeAdd )
# endif

#endif

# define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement
# define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement
# define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd

#elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ )

namespace boost
{

namespace detail
{

extern "C" __declspec(dllimport) long __stdcall InterlockedIncrement( long volatile * );
extern "C" __declspec(dllimport) long __stdcall InterlockedDecrement( long volatile * );
extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long volatile *, long, long );
extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long );
extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long );

} // namespace detail

} // namespace boost

# define BOOST_SP_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement
# define BOOST_SP_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement
# define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
# define BOOST_SP_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd

#else

# error "Interlocked intrinsics not available"

#endif

#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED
Commit	Line	Data
7c673cae FG	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	# if defined( BOOST_MSVC ) && BOOST_MSVC == 1310
115	//From MSDN, Visual Studio .NET 2003 spedific: To declare one of the interlocked functions
116	//for use as an intrinsic, the function must be declared with the leading underscore and
117	//the new function must appear in a #pragma intrinsic statement.
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	# define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement
128	# define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement
129	# define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
130	# define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange
131	# define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
132
133	#elif defined( WIN32 ) \|\| defined( _WIN32 ) \|\| defined( __WIN32__ ) \|\| defined( __CYGWIN__ )
134
135	namespace boost
136	{
137
138	namespace detail
139	{
140
141	extern "C" __declspec(dllimport) long __stdcall InterlockedIncrement( long volatile * );
142	extern "C" __declspec(dllimport) long __stdcall InterlockedDecrement( long volatile * );
143	extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long volatile *, long, long );
144	extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long );
145	extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long );
146
147	} // namespace detail
148
149	} // namespace boost
150
151	# define BOOST_SP_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement
152	# define BOOST_SP_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement
153	# define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange
154	# define BOOST_SP_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
155	# define BOOST_SP_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd
156
157	#else
158
159	# error "Interlocked intrinsics not available"
160
161	#endif
162
163	#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED