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Diffstat (limited to '3rdParty/Boost/src/boost/smart_ptr/detail')
39 files changed, 4773 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count.hpp new file mode 100644 index 0000000..cc44ac2 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count.hpp @@ -0,0 +1,119 @@ +#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/detail/atomic_count.hpp - thread/SMP safe reference counter +// +// Copyright (c) 2001, 2002 Peter Dimov and Multi Media Ltd. +// +// 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) +// +// typedef <implementation-defined> boost::detail::atomic_count; +// +// atomic_count a(n); +// +// (n is convertible to long) +// +// Effects: Constructs an atomic_count with an initial value of n +// +// a; +// +// Returns: (long) the current value of a +// +// ++a; +// +// Effects: Atomically increments the value of a +// Returns: (long) the new value of a +// +// --a; +// +// Effects: Atomically decrements the value of a +// Returns: (long) the new value of a +// +// Important note: when --a returns zero, it must act as a +// read memory barrier (RMB); i.e. the calling thread must +// have a synchronized view of the memory +// +// On Intel IA-32 (x86) memory is always synchronized, so this +// is not a problem. +// +// On many architectures the atomic instructions already act as +// a memory barrier. +// +// This property is necessary for proper reference counting, since +// a thread can update the contents of a shared object, then +// release its reference, and another thread may immediately +// release the last reference causing object destruction. +// +// The destructor needs to have a synchronized view of the +// object to perform proper cleanup. +// +// Original example by Alexander Terekhov: +// +// Given: +// +// - a mutable shared object OBJ; +// - two threads THREAD1 and THREAD2 each holding +// a private smart_ptr object pointing to that OBJ. +// +// t1: THREAD1 updates OBJ (thread-safe via some synchronization) +// and a few cycles later (after "unlock") destroys smart_ptr; +// +// t2: THREAD2 destroys smart_ptr WITHOUT doing any synchronization +// with respect to shared mutable object OBJ; OBJ destructors +// are called driven by smart_ptr interface... +// + +#include <boost/config.hpp> +#include <boost/smart_ptr/detail/sp_has_sync.hpp> + +#ifndef BOOST_HAS_THREADS + +namespace boost +{ + +namespace detail +{ + +typedef long atomic_count; + +} + +} + +#elif defined(BOOST_AC_USE_PTHREADS) +# include <boost/smart_ptr/detail/atomic_count_pthreads.hpp> + +#elif defined( __GNUC__ ) && ( defined( __i386__ ) || defined( __x86_64__ ) ) +# include <boost/smart_ptr/detail/atomic_count_gcc_x86.hpp> + +#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__) +# include <boost/smart_ptr/detail/atomic_count_win32.hpp> + +#elif defined( BOOST_SP_HAS_SYNC ) +# include <boost/smart_ptr/detail/atomic_count_sync.hpp> + +#elif defined(__GLIBCPP__) || defined(__GLIBCXX__) +# include <boost/smart_ptr/detail/atomic_count_gcc.hpp> + +#elif defined(BOOST_HAS_PTHREADS) + +# define BOOST_AC_USE_PTHREADS +# include <boost/smart_ptr/detail/atomic_count_pthreads.hpp> + +#else + +// Use #define BOOST_DISABLE_THREADS to avoid the error +#error Unrecognized threading platform + +#endif + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_gcc.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_gcc.hpp new file mode 100644 index 0000000..54807e9 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_gcc.hpp @@ -0,0 +1,72 @@ +#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_HPP_INCLUDED + +// +// boost/detail/atomic_count_gcc.hpp +// +// atomic_count for GNU libstdc++ v3 +// +// http://gcc.gnu.org/onlinedocs/porting/Thread-safety.html +// +// Copyright (c) 2001, 2002 Peter Dimov and Multi Media Ltd. +// Copyright (c) 2002 Lars Gullik Bjønnes <larsbj@lyx.org> +// Copyright 2003-2005 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) +// + +#if __GNUC__ * 100 + __GNUC_MINOR__ >= 402 +# include <ext/atomicity.h> +#else +# include <bits/atomicity.h> +#endif + +namespace boost +{ + +namespace detail +{ + +#if defined(__GLIBCXX__) // g++ 3.4+ + +using __gnu_cxx::__atomic_add; +using __gnu_cxx::__exchange_and_add; + +#endif + +class atomic_count +{ +public: + + explicit atomic_count( long v ) : value_( v ) {} + + long operator++() + { + return __exchange_and_add( &value_, +1 ) + 1; + } + + long operator--() + { + return __exchange_and_add( &value_, -1 ) - 1; + } + + operator long() const + { + return __exchange_and_add( &value_, 0 ); + } + +private: + + atomic_count(atomic_count const &); + atomic_count & operator=(atomic_count const &); + + mutable _Atomic_word value_; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp new file mode 100644 index 0000000..5c44d7c --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_gcc_x86.hpp @@ -0,0 +1,77 @@ +#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_X86_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_X86_HPP_INCLUDED + +// +// boost/detail/atomic_count_gcc_x86.hpp +// +// atomic_count for g++ on 486+/AMD64 +// +// Copyright 2007 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) +// + +namespace boost +{ + +namespace detail +{ + +class atomic_count +{ +public: + + explicit atomic_count( long v ) : value_( static_cast< int >( v ) ) {} + + long operator++() + { + return atomic_exchange_and_add( &value_, +1 ) + 1; + } + + long operator--() + { + return atomic_exchange_and_add( &value_, -1 ) - 1; + } + + operator long() const + { + return atomic_exchange_and_add( &value_, 0 ); + } + +private: + + atomic_count(atomic_count const &); + atomic_count & operator=(atomic_count const &); + + mutable int value_; + +private: + + static int atomic_exchange_and_add( int * pw, int dv ) + { + // int r = *pw; + // *pw += dv; + // return r; + + int r; + + __asm__ __volatile__ + ( + "lock\n\t" + "xadd %1, %0": + "+m"( *pw ), "=r"( r ): // outputs (%0, %1) + "1"( dv ): // inputs (%2 == %1) + "memory", "cc" // clobbers + ); + + return r; + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_GCC_X86_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_pthreads.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_pthreads.hpp new file mode 100644 index 0000000..05f7867 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_pthreads.hpp @@ -0,0 +1,96 @@ +#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_PTHREADS_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_PTHREADS_HPP_INCLUDED + +// +// boost/detail/atomic_count_pthreads.hpp +// +// Copyright (c) 2001, 2002 Peter Dimov and Multi Media Ltd. +// +// 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 <pthread.h> + +// +// The generic pthread_mutex-based implementation sometimes leads to +// inefficiencies. Example: a class with two atomic_count members +// can get away with a single mutex. +// +// Users can detect this situation by checking BOOST_AC_USE_PTHREADS. +// + +namespace boost +{ + +namespace detail +{ + +class atomic_count +{ +private: + + class scoped_lock + { + public: + + scoped_lock(pthread_mutex_t & m): m_(m) + { + pthread_mutex_lock(&m_); + } + + ~scoped_lock() + { + pthread_mutex_unlock(&m_); + } + + private: + + pthread_mutex_t & m_; + }; + +public: + + explicit atomic_count(long v): value_(v) + { + pthread_mutex_init(&mutex_, 0); + } + + ~atomic_count() + { + pthread_mutex_destroy(&mutex_); + } + + long operator++() + { + scoped_lock lock(mutex_); + return ++value_; + } + + long operator--() + { + scoped_lock lock(mutex_); + return --value_; + } + + operator long() const + { + scoped_lock lock(mutex_); + return value_; + } + +private: + + atomic_count(atomic_count const &); + atomic_count & operator=(atomic_count const &); + + mutable pthread_mutex_t mutex_; + long value_; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_PTHREADS_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_sync.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_sync.hpp new file mode 100644 index 0000000..b6359b5 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_sync.hpp @@ -0,0 +1,61 @@ +#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SYNC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SYNC_HPP_INCLUDED + +// +// boost/detail/atomic_count_sync.hpp +// +// atomic_count for g++ 4.1+ +// +// http://gcc.gnu.org/onlinedocs/gcc-4.1.1/gcc/Atomic-Builtins.html +// +// Copyright 2007 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) +// + +#if defined( __ia64__ ) && defined( __INTEL_COMPILER ) +# include <ia64intrin.h> +#endif + +namespace boost +{ + +namespace detail +{ + +class atomic_count +{ +public: + + explicit atomic_count( long v ) : value_( v ) {} + + long operator++() + { + return __sync_add_and_fetch( &value_, 1 ); + } + + long operator--() + { + return __sync_add_and_fetch( &value_, -1 ); + } + + operator long() const + { + return __sync_fetch_and_add( &value_, 0 ); + } + +private: + + atomic_count(atomic_count const &); + atomic_count & operator=(atomic_count const &); + + mutable long value_; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SYNC_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_win32.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_win32.hpp new file mode 100644 index 0000000..60a0569 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/atomic_count_win32.hpp @@ -0,0 +1,63 @@ +#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/detail/atomic_count_win32.hpp +// +// Copyright (c) 2001-2005 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/detail/interlocked.hpp> + +namespace boost +{ + +namespace detail +{ + +class atomic_count +{ +public: + + explicit atomic_count( long v ): value_( v ) + { + } + + long operator++() + { + return BOOST_INTERLOCKED_INCREMENT( &value_ ); + } + + long operator--() + { + return BOOST_INTERLOCKED_DECREMENT( &value_ ); + } + + operator long() const + { + return static_cast<long const volatile &>( value_ ); + } + +private: + + atomic_count( atomic_count const & ); + atomic_count & operator=( atomic_count const & ); + + long value_; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/lightweight_mutex.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/lightweight_mutex.hpp new file mode 100644 index 0000000..d46b193 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/lightweight_mutex.hpp @@ -0,0 +1,42 @@ +#ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/detail/lightweight_mutex.hpp - lightweight mutex +// +// Copyright (c) 2002, 2003 Peter Dimov and Multi Media Ltd. +// +// 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) +// +// typedef <unspecified> boost::detail::lightweight_mutex; +// +// boost::detail::lightweight_mutex is a header-only implementation of +// a subset of the Mutex concept requirements: +// +// http://www.boost.org/doc/html/threads/concepts.html#threads.concepts.Mutex +// +// It maps to a CRITICAL_SECTION on Windows or a pthread_mutex on POSIX. +// + +#include <boost/config.hpp> + +#if !defined(BOOST_HAS_THREADS) +# include <boost/smart_ptr/detail/lwm_nop.hpp> +#elif defined(BOOST_HAS_PTHREADS) +# include <boost/smart_ptr/detail/lwm_pthreads.hpp> +#elif defined(BOOST_HAS_WINTHREADS) || defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__) +# include <boost/smart_ptr/detail/lwm_win32_cs.hpp> +#else +// Use #define BOOST_DISABLE_THREADS to avoid the error +# error Unrecognized threading platform +#endif + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_nop.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_nop.hpp new file mode 100644 index 0000000..521a88e --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_nop.hpp @@ -0,0 +1,37 @@ +#ifndef BOOST_SMART_PTR_DETAIL_LWM_NOP_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_LWM_NOP_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/detail/lwm_nop.hpp +// +// Copyright (c) 2002 Peter Dimov and Multi Media Ltd. +// +// 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) +// + +namespace boost +{ + +namespace detail +{ + +class lightweight_mutex +{ +public: + + typedef lightweight_mutex scoped_lock; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_LWM_NOP_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_pthreads.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_pthreads.hpp new file mode 100644 index 0000000..fc20dbb --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_pthreads.hpp @@ -0,0 +1,86 @@ +#ifndef BOOST_SMART_PTR_DETAIL_LWM_PTHREADS_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_LWM_PTHREADS_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/detail/lwm_pthreads.hpp +// +// Copyright (c) 2002 Peter Dimov and Multi Media Ltd. +// +// 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 <pthread.h> + +namespace boost +{ + +namespace detail +{ + +class lightweight_mutex +{ +private: + + pthread_mutex_t m_; + + lightweight_mutex(lightweight_mutex const &); + lightweight_mutex & operator=(lightweight_mutex const &); + +public: + + lightweight_mutex() + { + +// HPUX 10.20 / DCE has a nonstandard pthread_mutex_init + +#if defined(__hpux) && defined(_DECTHREADS_) + pthread_mutex_init(&m_, pthread_mutexattr_default); +#else + pthread_mutex_init(&m_, 0); +#endif + } + + ~lightweight_mutex() + { + pthread_mutex_destroy(&m_); + } + + class scoped_lock; + friend class scoped_lock; + + class scoped_lock + { + private: + + pthread_mutex_t & m_; + + scoped_lock(scoped_lock const &); + scoped_lock & operator=(scoped_lock const &); + + public: + + scoped_lock(lightweight_mutex & m): m_(m.m_) + { + pthread_mutex_lock(&m_); + } + + ~scoped_lock() + { + pthread_mutex_unlock(&m_); + } + }; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_LWM_PTHREADS_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_win32_cs.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_win32_cs.hpp new file mode 100644 index 0000000..00477e4 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/lwm_win32_cs.hpp @@ -0,0 +1,108 @@ +#ifndef BOOST_SMART_PTR_DETAIL_LWM_WIN32_CS_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_LWM_WIN32_CS_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/detail/lwm_win32_cs.hpp +// +// Copyright (c) 2002, 2003 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) +// + +#ifdef BOOST_USE_WINDOWS_H +# include <windows.h> +#endif + +namespace boost +{ + +namespace detail +{ + +#ifndef BOOST_USE_WINDOWS_H + +struct critical_section +{ + struct critical_section_debug * DebugInfo; + long LockCount; + long RecursionCount; + void * OwningThread; + void * LockSemaphore; +#if defined(_WIN64) + unsigned __int64 SpinCount; +#else + unsigned long SpinCount; +#endif +}; + +extern "C" __declspec(dllimport) void __stdcall InitializeCriticalSection(critical_section *); +extern "C" __declspec(dllimport) void __stdcall EnterCriticalSection(critical_section *); +extern "C" __declspec(dllimport) void __stdcall LeaveCriticalSection(critical_section *); +extern "C" __declspec(dllimport) void __stdcall DeleteCriticalSection(critical_section *); + +#else + +typedef ::CRITICAL_SECTION critical_section; + +#endif // #ifndef BOOST_USE_WINDOWS_H + +class lightweight_mutex +{ +private: + + critical_section cs_; + + lightweight_mutex(lightweight_mutex const &); + lightweight_mutex & operator=(lightweight_mutex const &); + +public: + + lightweight_mutex() + { + InitializeCriticalSection(&cs_); + } + + ~lightweight_mutex() + { + DeleteCriticalSection(&cs_); + } + + class scoped_lock; + friend class scoped_lock; + + class scoped_lock + { + private: + + lightweight_mutex & m_; + + scoped_lock(scoped_lock const &); + scoped_lock & operator=(scoped_lock const &); + + public: + + explicit scoped_lock(lightweight_mutex & m): m_(m) + { + EnterCriticalSection(&m_.cs_); + } + + ~scoped_lock() + { + LeaveCriticalSection(&m_.cs_); + } + }; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_LWM_WIN32_CS_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/operator_bool.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/operator_bool.hpp new file mode 100644 index 0000000..842a05d --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/operator_bool.hpp @@ -0,0 +1,56 @@ +// This header intentionally has no include guards. +// +// Copyright (c) 2001-2009 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 + +#if ( defined(__SUNPRO_CC) && BOOST_WORKAROUND(__SUNPRO_CC, < 0x570) ) || defined(__CINT__) + + operator bool () const + { + return px != 0; + } + +#elif defined( _MANAGED ) + + static void unspecified_bool( this_type*** ) + { + } + + typedef void (*unspecified_bool_type)( this_type*** ); + + operator unspecified_bool_type() const // never throws + { + return px == 0? 0: unspecified_bool; + } + +#elif \ + ( defined(__MWERKS__) && BOOST_WORKAROUND(__MWERKS__, < 0x3200) ) || \ + ( defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__ < 304) ) || \ + ( defined(__SUNPRO_CC) && BOOST_WORKAROUND(__SUNPRO_CC, <= 0x590) ) + + typedef T * (this_type::*unspecified_bool_type)() const; + + operator unspecified_bool_type() const // never throws + { + return px == 0? 0: &this_type::get; + } + +#else + + typedef T * this_type::*unspecified_bool_type; + + operator unspecified_bool_type() const // never throws + { + return px == 0? 0: &this_type::px; + } + +#endif + + // operator! is redundant, but some compilers need it + bool operator! () const // never throws + { + return px == 0; + } diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/quick_allocator.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/quick_allocator.hpp new file mode 100644 index 0000000..6d136f8 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/quick_allocator.hpp @@ -0,0 +1,198 @@ +#ifndef BOOST_SMART_PTR_DETAIL_QUICK_ALLOCATOR_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_QUICK_ALLOCATOR_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/quick_allocator.hpp +// +// Copyright (c) 2003 David Abrahams +// Copyright (c) 2003 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> + +#include <boost/smart_ptr/detail/lightweight_mutex.hpp> +#include <boost/type_traits/type_with_alignment.hpp> +#include <boost/type_traits/alignment_of.hpp> + +#include <new> // ::operator new, ::operator delete +#include <cstddef> // std::size_t + +namespace boost +{ + +namespace detail +{ + +template<unsigned size, unsigned align_> union freeblock +{ + typedef typename boost::type_with_alignment<align_>::type aligner_type; + aligner_type aligner; + char bytes[size]; + freeblock * next; +}; + +template<unsigned size, unsigned align_> struct allocator_impl +{ + typedef freeblock<size, align_> block; + + // It may seem odd to use such small pages. + // + // However, on a typical Windows implementation that uses + // the OS allocator, "normal size" pages interact with the + // "ordinary" operator new, slowing it down dramatically. + // + // 512 byte pages are handled by the small object allocator, + // and don't interfere with ::new. + // + // The other alternative is to use much bigger pages (1M.) + // + // It is surprisingly easy to hit pathological behavior by + // varying the page size. g++ 2.96 on Red Hat Linux 7.2, + // for example, passionately dislikes 496. 512 seems OK. + +#if defined(BOOST_QA_PAGE_SIZE) + + enum { items_per_page = BOOST_QA_PAGE_SIZE / size }; + +#else + + enum { items_per_page = 512 / size }; // 1048560 / size + +#endif + +#ifdef BOOST_HAS_THREADS + + static lightweight_mutex & mutex() + { + static lightweight_mutex m; + return m; + } + + static lightweight_mutex * mutex_init; + +#endif + + static block * free; + static block * page; + static unsigned last; + + static inline void * alloc() + { +#ifdef BOOST_HAS_THREADS + lightweight_mutex::scoped_lock lock( mutex() ); +#endif + if(block * x = free) + { + free = x->next; + return x; + } + else + { + if(last == items_per_page) + { + // "Listen to me carefully: there is no memory leak" + // -- Scott Meyers, Eff C++ 2nd Ed Item 10 + page = ::new block[items_per_page]; + last = 0; + } + + return &page[last++]; + } + } + + static inline void * alloc(std::size_t n) + { + if(n != size) // class-specific new called for a derived object + { + return ::operator new(n); + } + else + { +#ifdef BOOST_HAS_THREADS + lightweight_mutex::scoped_lock lock( mutex() ); +#endif + if(block * x = free) + { + free = x->next; + return x; + } + else + { + if(last == items_per_page) + { + page = ::new block[items_per_page]; + last = 0; + } + + return &page[last++]; + } + } + } + + static inline void dealloc(void * pv) + { + if(pv != 0) // 18.4.1.1/13 + { +#ifdef BOOST_HAS_THREADS + lightweight_mutex::scoped_lock lock( mutex() ); +#endif + block * pb = static_cast<block *>(pv); + pb->next = free; + free = pb; + } + } + + static inline void dealloc(void * pv, std::size_t n) + { + if(n != size) // class-specific delete called for a derived object + { + ::operator delete(pv); + } + else if(pv != 0) // 18.4.1.1/13 + { +#ifdef BOOST_HAS_THREADS + lightweight_mutex::scoped_lock lock( mutex() ); +#endif + block * pb = static_cast<block *>(pv); + pb->next = free; + free = pb; + } + } +}; + +#ifdef BOOST_HAS_THREADS + +template<unsigned size, unsigned align_> + lightweight_mutex * allocator_impl<size, align_>::mutex_init = &allocator_impl<size, align_>::mutex(); + +#endif + +template<unsigned size, unsigned align_> + freeblock<size, align_> * allocator_impl<size, align_>::free = 0; + +template<unsigned size, unsigned align_> + freeblock<size, align_> * allocator_impl<size, align_>::page = 0; + +template<unsigned size, unsigned align_> + unsigned allocator_impl<size, align_>::last = allocator_impl<size, align_>::items_per_page; + +template<class T> +struct quick_allocator: public allocator_impl< sizeof(T), boost::alignment_of<T>::value > +{ +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_QUICK_ALLOCATOR_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/shared_array_nmt.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/shared_array_nmt.hpp new file mode 100644 index 0000000..450c9bc --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/shared_array_nmt.hpp @@ -0,0 +1,151 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SHARED_ARRAY_NMT_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SHARED_ARRAY_NMT_HPP_INCLUDED + +// +// detail/shared_array_nmt.hpp - shared_array.hpp without member templates +// +// (C) Copyright Greg Colvin and Beman Dawes 1998, 1999. +// Copyright (c) 2001, 2002 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) +// +// See http://www.boost.org/libs/smart_ptr/shared_array.htm for documentation. +// + +#include <boost/assert.hpp> +#include <boost/checked_delete.hpp> +#include <boost/throw_exception.hpp> +#include <boost/smart_ptr/detail/atomic_count.hpp> + +#include <cstddef> // for std::ptrdiff_t +#include <algorithm> // for std::swap +#include <functional> // for std::less +#include <new> // for std::bad_alloc + +namespace boost +{ + +template<class T> class shared_array +{ +private: + + typedef detail::atomic_count count_type; + +public: + + typedef T element_type; + + explicit shared_array(T * p = 0): px(p) + { +#ifndef BOOST_NO_EXCEPTIONS + + try // prevent leak if new throws + { + pn = new count_type(1); + } + catch(...) + { + boost::checked_array_delete(p); + throw; + } + +#else + + pn = new count_type(1); + + if(pn == 0) + { + boost::checked_array_delete(p); + boost::throw_exception(std::bad_alloc()); + } + +#endif + } + + ~shared_array() + { + if(--*pn == 0) + { + boost::checked_array_delete(px); + delete pn; + } + } + + shared_array(shared_array const & r) : px(r.px) // never throws + { + pn = r.pn; + ++*pn; + } + + shared_array & operator=(shared_array const & r) + { + shared_array(r).swap(*this); + return *this; + } + + void reset(T * p = 0) + { + BOOST_ASSERT(p == 0 || p != px); + shared_array(p).swap(*this); + } + + T * get() const // never throws + { + return px; + } + + T & operator[](std::ptrdiff_t i) const // never throws + { + BOOST_ASSERT(px != 0); + BOOST_ASSERT(i >= 0); + return px[i]; + } + + long use_count() const // never throws + { + return *pn; + } + + bool unique() const // never throws + { + return *pn == 1; + } + + void swap(shared_array<T> & other) // never throws + { + std::swap(px, other.px); + std::swap(pn, other.pn); + } + +private: + + T * px; // contained pointer + count_type * pn; // ptr to reference counter + +}; // shared_array + +template<class T, class U> inline bool operator==(shared_array<T> const & a, shared_array<U> const & b) +{ + return a.get() == b.get(); +} + +template<class T, class U> inline bool operator!=(shared_array<T> const & a, shared_array<U> const & b) +{ + return a.get() != b.get(); +} + +template<class T> inline bool operator<(shared_array<T> const & a, shared_array<T> const & b) +{ + return std::less<T*>()(a.get(), b.get()); +} + +template<class T> void swap(shared_array<T> & a, shared_array<T> & b) +{ + a.swap(b); +} + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SHARED_ARRAY_NMT_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/shared_count.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/shared_count.hpp new file mode 100644 index 0000000..b968bba --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/shared_count.hpp @@ -0,0 +1,430 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SHARED_COUNT_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SHARED_COUNT_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/shared_count.hpp +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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) +// + +#ifdef __BORLANDC__ +# pragma warn -8027 // Functions containing try are not expanded inline +#endif + +#include <boost/config.hpp> +#include <boost/checked_delete.hpp> +#include <boost/throw_exception.hpp> +#include <boost/smart_ptr/bad_weak_ptr.hpp> +#include <boost/smart_ptr/detail/sp_counted_base.hpp> +#include <boost/smart_ptr/detail/sp_counted_impl.hpp> +#include <boost/detail/workaround.hpp> +// In order to avoid circular dependencies with Boost.TR1 +// we make sure that our include of <memory> doesn't try to +// pull in the TR1 headers: that's why we use this header +// rather than including <memory> directly: +#include <boost/config/no_tr1/memory.hpp> // std::auto_ptr +#include <functional> // std::less +#include <new> // std::bad_alloc + +namespace boost +{ + +namespace detail +{ + +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + +int const shared_count_id = 0x2C35F101; +int const weak_count_id = 0x298C38A4; + +#endif + +struct sp_nothrow_tag {}; + +class weak_count; + +class shared_count +{ +private: + + sp_counted_base * pi_; + +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + int id_; +#endif + + friend class weak_count; + +public: + + shared_count(): pi_(0) // nothrow +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { + } + + template<class Y> explicit shared_count( Y * p ): pi_( 0 ) +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { +#ifndef BOOST_NO_EXCEPTIONS + + try + { + pi_ = new sp_counted_impl_p<Y>( p ); + } + catch(...) + { + boost::checked_delete( p ); + throw; + } + +#else + + pi_ = new sp_counted_impl_p<Y>( p ); + + if( pi_ == 0 ) + { + boost::checked_delete( p ); + boost::throw_exception( std::bad_alloc() ); + } + +#endif + } + +#if defined( BOOST_MSVC ) && BOOST_WORKAROUND( BOOST_MSVC, <= 1200 ) + template<class Y, class D> shared_count( Y * p, D d ): pi_(0) +#else + template<class P, class D> shared_count( P p, D d ): pi_(0) +#endif +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { +#if defined( BOOST_MSVC ) && BOOST_WORKAROUND( BOOST_MSVC, <= 1200 ) + typedef Y* P; +#endif +#ifndef BOOST_NO_EXCEPTIONS + + try + { + pi_ = new sp_counted_impl_pd<P, D>(p, d); + } + catch(...) + { + d(p); // delete p + throw; + } + +#else + + pi_ = new sp_counted_impl_pd<P, D>(p, d); + + if(pi_ == 0) + { + d(p); // delete p + boost::throw_exception(std::bad_alloc()); + } + +#endif + } + + template<class P, class D, class A> shared_count( P p, D d, A a ): pi_( 0 ) +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { + typedef sp_counted_impl_pda<P, D, A> impl_type; + typedef typename A::template rebind< impl_type >::other A2; + + A2 a2( a ); + +#ifndef BOOST_NO_EXCEPTIONS + + try + { + pi_ = a2.allocate( 1, static_cast< impl_type* >( 0 ) ); + new( static_cast< void* >( pi_ ) ) impl_type( p, d, a ); + } + catch(...) + { + d( p ); + + if( pi_ != 0 ) + { + a2.deallocate( static_cast< impl_type* >( pi_ ), 1 ); + } + + throw; + } + +#else + + pi_ = a2.allocate( 1, static_cast< impl_type* >( 0 ) ); + + if( pi_ != 0 ) + { + new( static_cast< void* >( pi_ ) ) impl_type( p, d, a ); + } + else + { + d( p ); + boost::throw_exception( std::bad_alloc() ); + } + +#endif + } + +#ifndef BOOST_NO_AUTO_PTR + + // auto_ptr<Y> is special cased to provide the strong guarantee + + template<class Y> + explicit shared_count( std::auto_ptr<Y> & r ): pi_( new sp_counted_impl_p<Y>( r.get() ) ) +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { +#ifdef BOOST_NO_EXCEPTIONS + + if( pi_ == 0 ) + { + boost::throw_exception(std::bad_alloc()); + } + +#endif + + r.release(); + } + +#endif + + ~shared_count() // nothrow + { + if( pi_ != 0 ) pi_->release(); +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + id_ = 0; +#endif + } + + shared_count(shared_count const & r): pi_(r.pi_) // nothrow +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { + if( pi_ != 0 ) pi_->add_ref_copy(); + } + +#if defined( BOOST_HAS_RVALUE_REFS ) + + shared_count(shared_count && r): pi_(r.pi_) // nothrow +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { + r.pi_ = 0; + } + +#endif + + explicit shared_count(weak_count const & r); // throws bad_weak_ptr when r.use_count() == 0 + shared_count( weak_count const & r, sp_nothrow_tag ); // constructs an empty *this when r.use_count() == 0 + + shared_count & operator= (shared_count const & r) // nothrow + { + sp_counted_base * tmp = r.pi_; + + if( tmp != pi_ ) + { + if( tmp != 0 ) tmp->add_ref_copy(); + if( pi_ != 0 ) pi_->release(); + pi_ = tmp; + } + + return *this; + } + + void swap(shared_count & r) // nothrow + { + sp_counted_base * tmp = r.pi_; + r.pi_ = pi_; + pi_ = tmp; + } + + long use_count() const // nothrow + { + return pi_ != 0? pi_->use_count(): 0; + } + + bool unique() const // nothrow + { + return use_count() == 1; + } + + bool empty() const // nothrow + { + return pi_ == 0; + } + + friend inline bool operator==(shared_count const & a, shared_count const & b) + { + return a.pi_ == b.pi_; + } + + friend inline bool operator<(shared_count const & a, shared_count const & b) + { + return std::less<sp_counted_base *>()( a.pi_, b.pi_ ); + } + + void * get_deleter( sp_typeinfo const & ti ) const + { + return pi_? pi_->get_deleter( ti ): 0; + } +}; + + +class weak_count +{ +private: + + sp_counted_base * pi_; + +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + int id_; +#endif + + friend class shared_count; + +public: + + weak_count(): pi_(0) // nothrow +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(weak_count_id) +#endif + { + } + + weak_count(shared_count const & r): pi_(r.pi_) // nothrow +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(weak_count_id) +#endif + { + if(pi_ != 0) pi_->weak_add_ref(); + } + + weak_count(weak_count const & r): pi_(r.pi_) // nothrow +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(weak_count_id) +#endif + { + if(pi_ != 0) pi_->weak_add_ref(); + } + + ~weak_count() // nothrow + { + if(pi_ != 0) pi_->weak_release(); +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + id_ = 0; +#endif + } + + weak_count & operator= (shared_count const & r) // nothrow + { + sp_counted_base * tmp = r.pi_; + + if( tmp != pi_ ) + { + if(tmp != 0) tmp->weak_add_ref(); + if(pi_ != 0) pi_->weak_release(); + pi_ = tmp; + } + + return *this; + } + + weak_count & operator= (weak_count const & r) // nothrow + { + sp_counted_base * tmp = r.pi_; + + if( tmp != pi_ ) + { + if(tmp != 0) tmp->weak_add_ref(); + if(pi_ != 0) pi_->weak_release(); + pi_ = tmp; + } + + return *this; + } + + void swap(weak_count & r) // nothrow + { + sp_counted_base * tmp = r.pi_; + r.pi_ = pi_; + pi_ = tmp; + } + + long use_count() const // nothrow + { + return pi_ != 0? pi_->use_count(): 0; + } + + bool empty() const // nothrow + { + return pi_ == 0; + } + + friend inline bool operator==(weak_count const & a, weak_count const & b) + { + return a.pi_ == b.pi_; + } + + friend inline bool operator<(weak_count const & a, weak_count const & b) + { + return std::less<sp_counted_base *>()(a.pi_, b.pi_); + } +}; + +inline shared_count::shared_count( weak_count const & r ): pi_( r.pi_ ) +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif +{ + if( pi_ == 0 || !pi_->add_ref_lock() ) + { + boost::throw_exception( boost::bad_weak_ptr() ); + } +} + +inline shared_count::shared_count( weak_count const & r, sp_nothrow_tag ): pi_( r.pi_ ) +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif +{ + if( pi_ != 0 && !pi_->add_ref_lock() ) + { + pi_ = 0; + } +} + +} // namespace detail + +} // namespace boost + +#ifdef __BORLANDC__ +# pragma warn .8027 // Functions containing try are not expanded inline +#endif + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SHARED_COUNT_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/shared_ptr_nmt.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/shared_ptr_nmt.hpp new file mode 100644 index 0000000..afc1ec0 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/shared_ptr_nmt.hpp @@ -0,0 +1,182 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SHARED_PTR_NMT_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SHARED_PTR_NMT_HPP_INCLUDED + +// +// detail/shared_ptr_nmt.hpp - shared_ptr.hpp without member templates +// +// (C) Copyright Greg Colvin and Beman Dawes 1998, 1999. +// Copyright (c) 2001, 2002 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) +// +// See http://www.boost.org/libs/smart_ptr/shared_ptr.htm for documentation. +// + +#include <boost/assert.hpp> +#include <boost/checked_delete.hpp> +#include <boost/throw_exception.hpp> +#include <boost/smart_ptr/detail/atomic_count.hpp> + +#ifndef BOOST_NO_AUTO_PTR +# include <memory> // for std::auto_ptr +#endif + +#include <algorithm> // for std::swap +#include <functional> // for std::less +#include <new> // for std::bad_alloc + +namespace boost +{ + +template<class T> class shared_ptr +{ +private: + + typedef detail::atomic_count count_type; + +public: + + typedef T element_type; + typedef T value_type; + + explicit shared_ptr(T * p = 0): px(p) + { +#ifndef BOOST_NO_EXCEPTIONS + + try // prevent leak if new throws + { + pn = new count_type(1); + } + catch(...) + { + boost::checked_delete(p); + throw; + } + +#else + + pn = new count_type(1); + + if(pn == 0) + { + boost::checked_delete(p); + boost::throw_exception(std::bad_alloc()); + } + +#endif + } + + ~shared_ptr() + { + if(--*pn == 0) + { + boost::checked_delete(px); + delete pn; + } + } + + shared_ptr(shared_ptr const & r): px(r.px) // never throws + { + pn = r.pn; + ++*pn; + } + + shared_ptr & operator=(shared_ptr const & r) + { + shared_ptr(r).swap(*this); + return *this; + } + +#ifndef BOOST_NO_AUTO_PTR + + explicit shared_ptr(std::auto_ptr<T> & r) + { + pn = new count_type(1); // may throw + px = r.release(); // fix: moved here to stop leak if new throws + } + + shared_ptr & operator=(std::auto_ptr<T> & r) + { + shared_ptr(r).swap(*this); + return *this; + } + +#endif + + void reset(T * p = 0) + { + BOOST_ASSERT(p == 0 || p != px); + shared_ptr(p).swap(*this); + } + + T & operator*() const // never throws + { + BOOST_ASSERT(px != 0); + return *px; + } + + T * operator->() const // never throws + { + BOOST_ASSERT(px != 0); + return px; + } + + T * get() const // never throws + { + return px; + } + + long use_count() const // never throws + { + return *pn; + } + + bool unique() const // never throws + { + return *pn == 1; + } + + void swap(shared_ptr<T> & other) // never throws + { + std::swap(px, other.px); + std::swap(pn, other.pn); + } + +private: + + T * px; // contained pointer + count_type * pn; // ptr to reference counter +}; + +template<class T, class U> inline bool operator==(shared_ptr<T> const & a, shared_ptr<U> const & b) +{ + return a.get() == b.get(); +} + +template<class T, class U> inline bool operator!=(shared_ptr<T> const & a, shared_ptr<U> const & b) +{ + return a.get() != b.get(); +} + +template<class T> inline bool operator<(shared_ptr<T> const & a, shared_ptr<T> const & b) +{ + return std::less<T*>()(a.get(), b.get()); +} + +template<class T> void swap(shared_ptr<T> & a, shared_ptr<T> & b) +{ + a.swap(b); +} + +// get_pointer() enables boost::mem_fn to recognize shared_ptr + +template<class T> inline T * get_pointer(shared_ptr<T> const & p) +{ + return p.get(); +} + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SHARED_PTR_NMT_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_convertible.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_convertible.hpp new file mode 100644 index 0000000..7d9502d --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_convertible.hpp @@ -0,0 +1,76 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_CONVERTIBLE_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_CONVERTIBLE_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// detail/sp_convertible.hpp +// +// Copyright 2008 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> + +#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( BOOST_NO_SFINAE ) +# define BOOST_SP_NO_SP_CONVERTIBLE +#endif + +#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( __GNUC__ ) && ( __GNUC__ * 100 + __GNUC_MINOR__ < 303 ) +# define BOOST_SP_NO_SP_CONVERTIBLE +#endif + +#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( __BORLANDC__ ) && ( __BORLANDC__ <= 0x610 ) +# define BOOST_SP_NO_SP_CONVERTIBLE +#endif + +#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) + +namespace boost +{ + +namespace detail +{ + +template< class Y, class T > struct sp_convertible +{ + typedef char (&yes) [1]; + typedef char (&no) [2]; + + static yes f( T* ); + static no f( ... ); + + enum _vt { value = sizeof( f( (Y*)0 ) ) == sizeof(yes) }; +}; + +struct sp_empty +{ +}; + +template< bool > struct sp_enable_if_convertible_impl; + +template<> struct sp_enable_if_convertible_impl<true> +{ + typedef sp_empty type; +}; + +template<> struct sp_enable_if_convertible_impl<false> +{ +}; + +template< class Y, class T > struct sp_enable_if_convertible: public sp_enable_if_convertible_impl< sp_convertible< Y, T >::value > +{ +}; + +} // namespace detail + +} // namespace boost + +#endif // !defined( BOOST_SP_NO_SP_CONVERTIBLE ) + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_CONVERTIBLE_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base.hpp new file mode 100644 index 0000000..cab45cc --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base.hpp @@ -0,0 +1,70 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base.hpp +// +// Copyright 2005, 2006 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> +#include <boost/smart_ptr/detail/sp_has_sync.hpp> + +#if defined( BOOST_SP_DISABLE_THREADS ) +# include <boost/smart_ptr/detail/sp_counted_base_nt.hpp> + +#elif defined( BOOST_SP_USE_SPINLOCK ) +# include <boost/smart_ptr/detail/sp_counted_base_spin.hpp> + +#elif defined( BOOST_SP_USE_PTHREADS ) +# include <boost/smart_ptr/detail/sp_counted_base_pt.hpp> + +#elif defined( BOOST_DISABLE_THREADS ) && !defined( BOOST_SP_ENABLE_THREADS ) && !defined( BOOST_DISABLE_WIN32 ) +# include <boost/smart_ptr/detail/sp_counted_base_nt.hpp> + +#elif defined( __GNUC__ ) && ( defined( __i386__ ) || defined( __x86_64__ ) ) +# include <boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp> + +#elif defined( __GNUC__ ) && defined( __ia64__ ) && !defined( __INTEL_COMPILER ) +# include <boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp> + +#elif defined(__HP_aCC) && defined(__ia64) +# include <boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp> + +#elif defined( __MWERKS__ ) && defined( __POWERPC__ ) +# include <boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp> + +#elif defined( __GNUC__ ) && ( defined( __powerpc__ ) || defined( __ppc__ ) || defined( __ppc ) ) +# include <boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp> + +#elif defined( __GNUC__ ) && ( defined( __mips__ ) || defined( _mips ) ) +# include <boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp> + +#elif defined( BOOST_SP_HAS_SYNC ) +# include <boost/smart_ptr/detail/sp_counted_base_sync.hpp> + +#elif defined(__GNUC__) && ( defined( __sparcv9 ) || ( defined( __sparcv8 ) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 402 ) ) ) +# include <boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp> + +#elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined(__CYGWIN__) +# include <boost/smart_ptr/detail/sp_counted_base_w32.hpp> + +#elif !defined( BOOST_HAS_THREADS ) +# include <boost/smart_ptr/detail/sp_counted_base_nt.hpp> + +#else +# include <boost/smart_ptr/detail/sp_counted_base_spin.hpp> + +#endif + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp new file mode 100644 index 0000000..dffd995 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp @@ -0,0 +1,150 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_ACC_IA64_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_ACC_IA64_HPP_INCLUDED + +// +// detail/sp_counted_base_acc_ia64.hpp - aC++ on HP-UX IA64 +// +// Copyright 2007 Baruch Zilber +// Copyright 2007 Boris Gubenko +// +// 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) +// +// +// Lock-free algorithm by Alexander Terekhov +// + +#include <boost/detail/sp_typeinfo.hpp> +#include <machine/sys/inline.h> + +namespace boost +{ + +namespace detail +{ + +inline void atomic_increment( int * pw ) +{ + // ++*pw; + + _Asm_fetchadd(_FASZ_W, _SEM_REL, pw, +1, _LDHINT_NONE); +} + +inline int atomic_decrement( int * pw ) +{ + // return --*pw; + + int r = static_cast<int>(_Asm_fetchadd(_FASZ_W, _SEM_REL, pw, -1, _LDHINT_NONE)); + if (1 == r) + { + _Asm_mf(); + } + + return r - 1; +} + +inline int atomic_conditional_increment( int * pw ) +{ + // if( *pw != 0 ) ++*pw; + // return *pw; + + int v = *pw; + + for (;;) + { + if (0 == v) + { + return 0; + } + + _Asm_mov_to_ar(_AREG_CCV, + v, + (_UP_CALL_FENCE | _UP_SYS_FENCE | _DOWN_CALL_FENCE | _DOWN_SYS_FENCE)); + int r = static_cast<int>(_Asm_cmpxchg(_SZ_W, _SEM_ACQ, pw, v + 1, _LDHINT_NONE)); + if (r == v) + { + return r + 1; + } + + v = r; + } +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + int use_count_; // #shared + int weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_decrement( &use_count_ ) == 0 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_decrement( &weak_count_ ) == 0 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return static_cast<int const volatile &>( use_count_ ); // TODO use ld.acq here + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_ACC_IA64_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp new file mode 100644 index 0000000..51ac56a --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp @@ -0,0 +1,170 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CW_PPC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CW_PPC_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base_cw_ppc.hpp - CodeWarrior on PowerPC +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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) +// +// +// Lock-free algorithm by Alexander Terekhov +// +// Thanks to Ben Hitchings for the #weak + (#shared != 0) +// formulation +// + +#include <boost/detail/sp_typeinfo.hpp> + +namespace boost +{ + +namespace detail +{ + +inline void atomic_increment( register long * pw ) +{ + register int a; + + asm + { +loop: + + lwarx a, 0, pw + addi a, a, 1 + stwcx. a, 0, pw + bne- loop + } +} + +inline long atomic_decrement( register long * pw ) +{ + register int a; + + asm + { + sync + +loop: + + lwarx a, 0, pw + addi a, a, -1 + stwcx. a, 0, pw + bne- loop + + isync + } + + return a; +} + +inline long atomic_conditional_increment( register long * pw ) +{ + register int a; + + asm + { +loop: + + lwarx a, 0, pw + cmpwi a, 0 + beq store + + addi a, a, 1 + +store: + + stwcx. a, 0, pw + bne- loop + } + + return a; +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + long use_count_; // #shared + long weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_decrement( &use_count_ ) == 0 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_decrement( &weak_count_ ) == 0 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return static_cast<long const volatile &>( use_count_ ); + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_CW_PPC_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp new file mode 100644 index 0000000..d122a49 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp @@ -0,0 +1,157 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_IA64_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_IA64_HPP_INCLUDED + +// +// detail/sp_counted_base_gcc_ia64.hpp - g++ on IA64 +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2006 Peter Dimov +// Copyright 2005 Ben Hutchings +// +// 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) +// +// +// Lock-free algorithm by Alexander Terekhov +// + +#include <boost/detail/sp_typeinfo.hpp> + +namespace boost +{ + +namespace detail +{ + +inline void atomic_increment( int * pw ) +{ + // ++*pw; + + int tmp; + + // No barrier is required here but fetchadd always has an acquire or + // release barrier associated with it. We choose release as it should be + // cheaper. + __asm__ ("fetchadd4.rel %0=%1,1" : + "=r"(tmp), "=m"(*pw) : + "m"( *pw )); +} + +inline int atomic_decrement( int * pw ) +{ + // return --*pw; + + int rv; + + __asm__ (" fetchadd4.rel %0=%1,-1 ;; \n" + " cmp.eq p7,p0=1,%0 ;; \n" + "(p7) ld4.acq %0=%1 " : + "=&r"(rv), "=m"(*pw) : + "m"( *pw ) : + "p7"); + + return rv; +} + +inline int atomic_conditional_increment( int * pw ) +{ + // if( *pw != 0 ) ++*pw; + // return *pw; + + int rv, tmp, tmp2; + + __asm__ ("0: ld4 %0=%3 ;; \n" + " cmp.eq p7,p0=0,%0 ;; \n" + "(p7) br.cond.spnt 1f \n" + " mov ar.ccv=%0 \n" + " add %1=1,%0 ;; \n" + " cmpxchg4.acq %2=%3,%1,ar.ccv ;; \n" + " cmp.ne p7,p0=%0,%2 ;; \n" + "(p7) br.cond.spnt 0b \n" + " mov %0=%1 ;; \n" + "1:" : + "=&r"(rv), "=&r"(tmp), "=&r"(tmp2), "=m"(*pw) : + "m"( *pw ) : + "ar.ccv", "p7"); + + return rv; +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + int use_count_; // #shared + int weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_decrement( &use_count_ ) == 0 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_decrement( &weak_count_ ) == 0 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return static_cast<int const volatile &>( use_count_ ); // TODO use ld.acq here + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_IA64_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp new file mode 100644 index 0000000..0c69b0b --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp @@ -0,0 +1,172 @@ +#ifndef BOOST_DETAIL_SP_COUNTED_BASE_GCC_MIPS_HPP_INCLUDED +#define BOOST_DETAIL_SP_COUNTED_BASE_GCC_MIPS_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base_gcc_mips.hpp - g++ on MIPS +// +// Copyright (c) 2009, Spirent Communications, Inc. +// +// 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) +// +// +// Lock-free algorithm by Alexander Terekhov +// + +#include <boost/detail/sp_typeinfo.hpp> + +namespace boost +{ + +namespace detail +{ + +inline void atomic_increment( int * pw ) +{ + // ++*pw; + + int tmp; + + __asm__ __volatile__ + ( + "0:\n\t" + "ll %0, %1\n\t" + "addiu %0, 1\n\t" + "sc %0, %1\n\t" + "beqz %0, 0b": + "=&r"( tmp ), "=m"( *pw ): + "m"( *pw ) + ); +} + +inline int atomic_decrement( int * pw ) +{ + // return --*pw; + + int rv, tmp; + + __asm__ __volatile__ + ( + "0:\n\t" + "ll %1, %2\n\t" + "addiu %0, %1, -1\n\t" + "sc %0, %2\n\t" + "beqz %0, 0b\n\t" + "addiu %0, %1, -1": + "=&r"( rv ), "=&r"( tmp ), "=m"( *pw ): + "m"( *pw ): + "memory" + ); + + return rv; +} + +inline int atomic_conditional_increment( int * pw ) +{ + // if( *pw != 0 ) ++*pw; + // return *pw; + + int rv, tmp; + + __asm__ __volatile__ + ( + "0:\n\t" + "ll %0, %2\n\t" + "beqz %0, 1f\n\t" + "addiu %1, %0, 1\n\t" + "sc %1, %2\n\t" + "beqz %1, 0b\n\t" + "addiu %0, %0, 1\n\t" + "1:": + "=&r"( rv ), "=&r"( tmp ), "=m"( *pw ): + "m"( *pw ): + "memory" + ); + + return rv; +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + int use_count_; // #shared + int weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_decrement( &use_count_ ) == 0 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_decrement( &weak_count_ ) == 0 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return static_cast<int const volatile &>( use_count_ ); + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_DETAIL_SP_COUNTED_BASE_GCC_MIPS_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp new file mode 100644 index 0000000..7f5c414 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp @@ -0,0 +1,181 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_PPC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_PPC_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base_gcc_ppc.hpp - g++ on PowerPC +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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) +// +// +// Lock-free algorithm by Alexander Terekhov +// +// Thanks to Ben Hitchings for the #weak + (#shared != 0) +// formulation +// + +#include <boost/detail/sp_typeinfo.hpp> + +namespace boost +{ + +namespace detail +{ + +inline void atomic_increment( int * pw ) +{ + // ++*pw; + + int tmp; + + __asm__ + ( + "0:\n\t" + "lwarx %1, 0, %2\n\t" + "addi %1, %1, 1\n\t" + "stwcx. %1, 0, %2\n\t" + "bne- 0b": + + "=m"( *pw ), "=&b"( tmp ): + "r"( pw ), "m"( *pw ): + "cc" + ); +} + +inline int atomic_decrement( int * pw ) +{ + // return --*pw; + + int rv; + + __asm__ __volatile__ + ( + "sync\n\t" + "0:\n\t" + "lwarx %1, 0, %2\n\t" + "addi %1, %1, -1\n\t" + "stwcx. %1, 0, %2\n\t" + "bne- 0b\n\t" + "isync": + + "=m"( *pw ), "=&b"( rv ): + "r"( pw ), "m"( *pw ): + "memory", "cc" + ); + + return rv; +} + +inline int atomic_conditional_increment( int * pw ) +{ + // if( *pw != 0 ) ++*pw; + // return *pw; + + int rv; + + __asm__ + ( + "0:\n\t" + "lwarx %1, 0, %2\n\t" + "cmpwi %1, 0\n\t" + "beq 1f\n\t" + "addi %1, %1, 1\n\t" + "1:\n\t" + "stwcx. %1, 0, %2\n\t" + "bne- 0b": + + "=m"( *pw ), "=&b"( rv ): + "r"( pw ), "m"( *pw ): + "cc" + ); + + return rv; +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + int use_count_; // #shared + int weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_decrement( &use_count_ ) == 0 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_decrement( &weak_count_ ) == 0 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return static_cast<int const volatile &>( use_count_ ); + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_PPC_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp new file mode 100644 index 0000000..8af6f0a --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp @@ -0,0 +1,166 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_SPARC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_SPARC_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// detail/sp_counted_base_gcc_sparc.hpp - g++ on Sparc V8+ +// +// Copyright (c) 2006 Piotr Wyderski +// Copyright (c) 2006 Tomas Puverle +// Copyright (c) 2006 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 +// +// Thanks to Michael van der Westhuizen + +#include <boost/detail/sp_typeinfo.hpp> +#include <inttypes.h> // int32_t + +namespace boost +{ + +namespace detail +{ + +inline int32_t compare_and_swap( int32_t * dest_, int32_t compare_, int32_t swap_ ) +{ + __asm__ __volatile__( "cas %0, %2, %1" + : "+m" (*dest_), "+r" (swap_) + : "r" (compare_) + : "memory" ); + + return swap_; +} + +inline int32_t atomic_fetch_and_add( int32_t * pw, int32_t dv ) +{ + // long r = *pw; + // *pw += dv; + // return r; + + for( ;; ) + { + int32_t r = *pw; + + if( __builtin_expect((compare_and_swap(pw, r, r + dv) == r), 1) ) + { + return r; + } + } +} + +inline void atomic_increment( int32_t * pw ) +{ + atomic_fetch_and_add( pw, 1 ); +} + +inline int32_t atomic_decrement( int32_t * pw ) +{ + return atomic_fetch_and_add( pw, -1 ); +} + +inline int32_t atomic_conditional_increment( int32_t * pw ) +{ + // long r = *pw; + // if( r != 0 ) ++*pw; + // return r; + + for( ;; ) + { + int32_t r = *pw; + + if( r == 0 ) + { + return r; + } + + if( __builtin_expect( ( compare_and_swap( pw, r, r + 1 ) == r ), 1 ) ) + { + return r; + } + } +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + int32_t use_count_; // #shared + int32_t weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_decrement( &use_count_ ) == 1 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_decrement( &weak_count_ ) == 1 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return const_cast< int32_t const volatile & >( use_count_ ); + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_SPARC_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp new file mode 100644 index 0000000..4d7fa8d --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp @@ -0,0 +1,173 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_X86_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_X86_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base_gcc_x86.hpp - g++ on 486+ or AMD64 +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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) +// +// +// Lock-free algorithm by Alexander Terekhov +// +// Thanks to Ben Hitchings for the #weak + (#shared != 0) +// formulation +// + +#include <boost/detail/sp_typeinfo.hpp> + +namespace boost +{ + +namespace detail +{ + +inline int atomic_exchange_and_add( int * pw, int dv ) +{ + // int r = *pw; + // *pw += dv; + // return r; + + int r; + + __asm__ __volatile__ + ( + "lock\n\t" + "xadd %1, %0": + "=m"( *pw ), "=r"( r ): // outputs (%0, %1) + "m"( *pw ), "1"( dv ): // inputs (%2, %3 == %1) + "memory", "cc" // clobbers + ); + + return r; +} + +inline void atomic_increment( int * pw ) +{ + //atomic_exchange_and_add( pw, 1 ); + + __asm__ + ( + "lock\n\t" + "incl %0": + "=m"( *pw ): // output (%0) + "m"( *pw ): // input (%1) + "cc" // clobbers + ); +} + +inline int atomic_conditional_increment( int * pw ) +{ + // int rv = *pw; + // if( rv != 0 ) ++*pw; + // return rv; + + int rv, tmp; + + __asm__ + ( + "movl %0, %%eax\n\t" + "0:\n\t" + "test %%eax, %%eax\n\t" + "je 1f\n\t" + "movl %%eax, %2\n\t" + "incl %2\n\t" + "lock\n\t" + "cmpxchgl %2, %0\n\t" + "jne 0b\n\t" + "1:": + "=m"( *pw ), "=&a"( rv ), "=&r"( tmp ): // outputs (%0, %1, %2) + "m"( *pw ): // input (%3) + "cc" // clobbers + ); + + return rv; +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + int use_count_; // #shared + int weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_exchange_and_add( &use_count_, -1 ) == 1 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_exchange_and_add( &weak_count_, -1 ) == 1 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return static_cast<int const volatile &>( use_count_ ); + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_GCC_X86_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_nt.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_nt.hpp new file mode 100644 index 0000000..dfd70e7 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_nt.hpp @@ -0,0 +1,107 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_NT_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_NT_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base_nt.hpp +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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/detail/sp_typeinfo.hpp> + +namespace boost +{ + +namespace detail +{ + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + long use_count_; // #shared + long weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + ++use_count_; + } + + bool add_ref_lock() // true on success + { + if( use_count_ == 0 ) return false; + ++use_count_; + return true; + } + + void release() // nothrow + { + if( --use_count_ == 0 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + ++weak_count_; + } + + void weak_release() // nothrow + { + if( --weak_count_ == 0 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return use_count_; + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_NT_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_pt.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_pt.hpp new file mode 100644 index 0000000..3c56fec --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_pt.hpp @@ -0,0 +1,135 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_PT_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_PT_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base_pt.hpp +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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/detail/sp_typeinfo.hpp> +#include <pthread.h> + +namespace boost +{ + +namespace detail +{ + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + long use_count_; // #shared + long weak_count_; // #weak + (#shared != 0) + + mutable pthread_mutex_t m_; + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { +// HPUX 10.20 / DCE has a nonstandard pthread_mutex_init + +#if defined(__hpux) && defined(_DECTHREADS_) + pthread_mutex_init( &m_, pthread_mutexattr_default ); +#else + pthread_mutex_init( &m_, 0 ); +#endif + } + + virtual ~sp_counted_base() // nothrow + { + pthread_mutex_destroy( &m_ ); + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + pthread_mutex_lock( &m_ ); + ++use_count_; + pthread_mutex_unlock( &m_ ); + } + + bool add_ref_lock() // true on success + { + pthread_mutex_lock( &m_ ); + bool r = use_count_ == 0? false: ( ++use_count_, true ); + pthread_mutex_unlock( &m_ ); + return r; + } + + void release() // nothrow + { + pthread_mutex_lock( &m_ ); + long new_use_count = --use_count_; + pthread_mutex_unlock( &m_ ); + + if( new_use_count == 0 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + pthread_mutex_lock( &m_ ); + ++weak_count_; + pthread_mutex_unlock( &m_ ); + } + + void weak_release() // nothrow + { + pthread_mutex_lock( &m_ ); + long new_weak_count = --weak_count_; + pthread_mutex_unlock( &m_ ); + + if( new_weak_count == 0 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + pthread_mutex_lock( &m_ ); + long r = use_count_; + pthread_mutex_unlock( &m_ ); + + return r; + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_PT_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_spin.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_spin.hpp new file mode 100644 index 0000000..bbd11e6 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_spin.hpp @@ -0,0 +1,131 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SPIN_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SPIN_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base_spin.hpp - spinlock pool atomic emulation +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2008 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/detail/sp_typeinfo.hpp> +#include <boost/smart_ptr/detail/spinlock_pool.hpp> + +namespace boost +{ + +namespace detail +{ + +inline int atomic_exchange_and_add( int * pw, int dv ) +{ + spinlock_pool<1>::scoped_lock lock( pw ); + + int r = *pw; + *pw += dv; + return r; +} + +inline void atomic_increment( int * pw ) +{ + spinlock_pool<1>::scoped_lock lock( pw ); + ++*pw; +} + +inline int atomic_conditional_increment( int * pw ) +{ + spinlock_pool<1>::scoped_lock lock( pw ); + + int rv = *pw; + if( rv != 0 ) ++*pw; + return rv; +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + int use_count_; // #shared + int weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_exchange_and_add( &use_count_, -1 ) == 1 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_exchange_and_add( &weak_count_, -1 ) == 1 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + spinlock_pool<1>::scoped_lock lock( &use_count_ ); + return use_count_; + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SPIN_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_sync.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_sync.hpp new file mode 100644 index 0000000..41f654e --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_sync.hpp @@ -0,0 +1,155 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SYNC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SYNC_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// detail/sp_counted_base_sync.hpp - g++ 4.1+ __sync intrinsics +// +// Copyright (c) 2007 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/detail/sp_typeinfo.hpp> +#include <limits.h> + +#if defined( __ia64__ ) && defined( __INTEL_COMPILER ) +# include <ia64intrin.h> +#endif + +namespace boost +{ + +namespace detail +{ + +#if INT_MAX >= 2147483647 + +typedef int sp_int32_t; + +#else + +typedef long sp_int32_t; + +#endif + +inline void atomic_increment( sp_int32_t * pw ) +{ + __sync_fetch_and_add( pw, 1 ); +} + +inline sp_int32_t atomic_decrement( sp_int32_t * pw ) +{ + return __sync_fetch_and_add( pw, -1 ); +} + +inline sp_int32_t atomic_conditional_increment( sp_int32_t * pw ) +{ + // long r = *pw; + // if( r != 0 ) ++*pw; + // return r; + + sp_int32_t r = *pw; + + for( ;; ) + { + if( r == 0 ) + { + return r; + } + + sp_int32_t r2 = __sync_val_compare_and_swap( pw, r, r + 1 ); + + if( r2 == r ) + { + return r; + } + else + { + r = r2; + } + } +} + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + sp_int32_t use_count_; // #shared + sp_int32_t weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + atomic_increment( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + return atomic_conditional_increment( &use_count_ ) != 0; + } + + void release() // nothrow + { + if( atomic_decrement( &use_count_ ) == 1 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + atomic_increment( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( atomic_decrement( &weak_count_ ) == 1 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return const_cast< sp_int32_t const volatile & >( use_count_ ); + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SYNC_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_w32.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_w32.hpp new file mode 100644 index 0000000..06aa456 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_base_w32.hpp @@ -0,0 +1,130 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_W32_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_W32_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_base_w32.hpp +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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) +// +// +// Lock-free algorithm by Alexander Terekhov +// +// Thanks to Ben Hitchings for the #weak + (#shared != 0) +// formulation +// + +#include <boost/detail/interlocked.hpp> +#include <boost/detail/workaround.hpp> +#include <boost/detail/sp_typeinfo.hpp> + +namespace boost +{ + +namespace detail +{ + +class sp_counted_base +{ +private: + + sp_counted_base( sp_counted_base const & ); + sp_counted_base & operator= ( sp_counted_base const & ); + + long use_count_; // #shared + long weak_count_; // #weak + (#shared != 0) + +public: + + sp_counted_base(): use_count_( 1 ), weak_count_( 1 ) + { + } + + virtual ~sp_counted_base() // nothrow + { + } + + // dispose() is called when use_count_ drops to zero, to release + // the resources managed by *this. + + virtual void dispose() = 0; // nothrow + + // destroy() is called when weak_count_ drops to zero. + + virtual void destroy() // nothrow + { + delete this; + } + + virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + + void add_ref_copy() + { + BOOST_INTERLOCKED_INCREMENT( &use_count_ ); + } + + bool add_ref_lock() // true on success + { + for( ;; ) + { + long tmp = static_cast< long const volatile& >( use_count_ ); + if( tmp == 0 ) return false; + +#if defined( BOOST_MSVC ) && BOOST_WORKAROUND( BOOST_MSVC, == 1200 ) + + // work around a code generation bug + + long tmp2 = tmp + 1; + if( BOOST_INTERLOCKED_COMPARE_EXCHANGE( &use_count_, tmp2, tmp ) == tmp2 - 1 ) return true; + +#else + + if( BOOST_INTERLOCKED_COMPARE_EXCHANGE( &use_count_, tmp + 1, tmp ) == tmp ) return true; + +#endif + } + } + + void release() // nothrow + { + if( BOOST_INTERLOCKED_DECREMENT( &use_count_ ) == 0 ) + { + dispose(); + weak_release(); + } + } + + void weak_add_ref() // nothrow + { + BOOST_INTERLOCKED_INCREMENT( &weak_count_ ); + } + + void weak_release() // nothrow + { + if( BOOST_INTERLOCKED_DECREMENT( &weak_count_ ) == 0 ) + { + destroy(); + } + } + + long use_count() const // nothrow + { + return static_cast<long const volatile &>( use_count_ ); + } +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_W32_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_impl.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_impl.hpp new file mode 100644 index 0000000..397421a --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_counted_impl.hpp @@ -0,0 +1,231 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// detail/sp_counted_impl.hpp +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 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> + +#if defined(BOOST_SP_USE_STD_ALLOCATOR) && defined(BOOST_SP_USE_QUICK_ALLOCATOR) +# error BOOST_SP_USE_STD_ALLOCATOR and BOOST_SP_USE_QUICK_ALLOCATOR are incompatible. +#endif + +#include <boost/checked_delete.hpp> +#include <boost/smart_ptr/detail/sp_counted_base.hpp> + +#if defined(BOOST_SP_USE_QUICK_ALLOCATOR) +#include <boost/smart_ptr/detail/quick_allocator.hpp> +#endif + +#if defined(BOOST_SP_USE_STD_ALLOCATOR) +#include <memory> // std::allocator +#endif + +#include <cstddef> // std::size_t + +namespace boost +{ + +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + +void sp_scalar_constructor_hook( void * px, std::size_t size, void * pn ); +void sp_scalar_destructor_hook( void * px, std::size_t size, void * pn ); + +#endif + +namespace detail +{ + +template<class X> class sp_counted_impl_p: public sp_counted_base +{ +private: + + X * px_; + + sp_counted_impl_p( sp_counted_impl_p const & ); + sp_counted_impl_p & operator= ( sp_counted_impl_p const & ); + + typedef sp_counted_impl_p<X> this_type; + +public: + + explicit sp_counted_impl_p( X * px ): px_( px ) + { +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + boost::sp_scalar_constructor_hook( px, sizeof(X), this ); +#endif + } + + virtual void dispose() // nothrow + { +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + boost::sp_scalar_destructor_hook( px_, sizeof(X), this ); +#endif + boost::checked_delete( px_ ); + } + + virtual void * get_deleter( detail::sp_typeinfo const & ) + { + return 0; + } + +#if defined(BOOST_SP_USE_STD_ALLOCATOR) + + void * operator new( std::size_t ) + { + return std::allocator<this_type>().allocate( 1, static_cast<this_type *>(0) ); + } + + void operator delete( void * p ) + { + std::allocator<this_type>().deallocate( static_cast<this_type *>(p), 1 ); + } + +#endif + +#if defined(BOOST_SP_USE_QUICK_ALLOCATOR) + + void * operator new( std::size_t ) + { + return quick_allocator<this_type>::alloc(); + } + + void operator delete( void * p ) + { + quick_allocator<this_type>::dealloc( p ); + } + +#endif +}; + +// +// Borland's Codeguard trips up over the -Vx- option here: +// +#ifdef __CODEGUARD__ +# pragma option push -Vx- +#endif + +template<class P, class D> class sp_counted_impl_pd: public sp_counted_base +{ +private: + + P ptr; // copy constructor must not throw + D del; // copy constructor must not throw + + sp_counted_impl_pd( sp_counted_impl_pd const & ); + sp_counted_impl_pd & operator= ( sp_counted_impl_pd const & ); + + typedef sp_counted_impl_pd<P, D> this_type; + +public: + + // pre: d(p) must not throw + + sp_counted_impl_pd( P p, D d ): ptr(p), del(d) + { + } + + virtual void dispose() // nothrow + { + del( ptr ); + } + + virtual void * get_deleter( detail::sp_typeinfo const & ti ) + { + return ti == BOOST_SP_TYPEID(D)? &reinterpret_cast<char&>( del ): 0; + } + +#if defined(BOOST_SP_USE_STD_ALLOCATOR) + + void * operator new( std::size_t ) + { + return std::allocator<this_type>().allocate( 1, static_cast<this_type *>(0) ); + } + + void operator delete( void * p ) + { + std::allocator<this_type>().deallocate( static_cast<this_type *>(p), 1 ); + } + +#endif + +#if defined(BOOST_SP_USE_QUICK_ALLOCATOR) + + void * operator new( std::size_t ) + { + return quick_allocator<this_type>::alloc(); + } + + void operator delete( void * p ) + { + quick_allocator<this_type>::dealloc( p ); + } + +#endif +}; + +template<class P, class D, class A> class sp_counted_impl_pda: public sp_counted_base +{ +private: + + P p_; // copy constructor must not throw + D d_; // copy constructor must not throw + A a_; // copy constructor must not throw + + sp_counted_impl_pda( sp_counted_impl_pda const & ); + sp_counted_impl_pda & operator= ( sp_counted_impl_pda const & ); + + typedef sp_counted_impl_pda<P, D, A> this_type; + +public: + + // pre: d( p ) must not throw + + sp_counted_impl_pda( P p, D d, A a ): p_( p ), d_( d ), a_( a ) + { + } + + virtual void dispose() // nothrow + { + d_( p_ ); + } + + virtual void destroy() // nothrow + { + typedef typename A::template rebind< this_type >::other A2; + + A2 a2( a_ ); + + this->~this_type(); + a2.deallocate( this, 1 ); + } + + virtual void * get_deleter( detail::sp_typeinfo const & ti ) + { + return ti == BOOST_SP_TYPEID( D )? &reinterpret_cast<char&>( d_ ): 0; + } +}; + +#ifdef __CODEGUARD__ +# pragma option pop +#endif + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_IMPL_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/sp_has_sync.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_has_sync.hpp new file mode 100644 index 0000000..cb0282d --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/sp_has_sync.hpp @@ -0,0 +1,49 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/smart_ptr/detail/sp_has_sync.hpp +// +// Copyright (c) 2008, 2009 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) +// +// Defines the BOOST_SP_HAS_SYNC macro if the __sync_* intrinsics +// are available. +// + +#if defined(__GNUC__) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 401 ) + +#define BOOST_SP_HAS_SYNC + +#if defined( __arm__ ) || defined( __armel__ ) +#undef BOOST_SP_HAS_SYNC +#endif + +#if defined( __hppa ) || defined( __hppa__ ) +#undef BOOST_SP_HAS_SYNC +#endif + +#if defined( __m68k__ ) +#undef BOOST_SP_HAS_SYNC +#endif + +#if defined( __sparc__ ) +#undef BOOST_SP_HAS_SYNC +#endif + +#if defined( __INTEL_COMPILER ) && !defined( __ia64__ ) +#undef BOOST_SP_HAS_SYNC +#endif + +#endif // __GNUC__ * 100 + __GNUC_MINOR__ >= 401 + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock.hpp new file mode 100644 index 0000000..1640a38 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock.hpp @@ -0,0 +1,53 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/detail/spinlock.hpp +// +// Copyright (c) 2008 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) +// +// struct spinlock +// { +// void lock(); +// bool try_lock(); +// void unlock(); +// +// class scoped_lock; +// }; +// +// #define BOOST_DETAIL_SPINLOCK_INIT <unspecified> +// + +#include <boost/config.hpp> +#include <boost/smart_ptr/detail/sp_has_sync.hpp> + +#if defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ ) +# include <boost/smart_ptr/detail/spinlock_gcc_arm.hpp> + +#elif defined( BOOST_SP_HAS_SYNC ) +# include <boost/smart_ptr/detail/spinlock_sync.hpp> + +#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__) +# include <boost/smart_ptr/detail/spinlock_w32.hpp> + +#elif defined(BOOST_HAS_PTHREADS) +# include <boost/smart_ptr/detail/spinlock_pt.hpp> + +#elif !defined(BOOST_HAS_THREADS) +# include <boost/smart_ptr/detail/spinlock_nt.hpp> + +#else +# error Unrecognized threading platform +#endif + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_gcc_arm.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_gcc_arm.hpp new file mode 100644 index 0000000..ba6c511 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_gcc_arm.hpp @@ -0,0 +1,85 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ARM_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ARM_HPP_INCLUDED + +// +// Copyright (c) 2008 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/smart_ptr/detail/yield_k.hpp> + +namespace boost +{ + +namespace detail +{ + +class spinlock +{ +public: + + int v_; + +public: + + bool try_lock() + { + int r; + + __asm__ __volatile__( + "swp %0, %1, [%2]": + "=&r"( r ): // outputs + "r"( 1 ), "r"( &v_ ): // inputs + "memory", "cc" ); + + return r == 0; + } + + void lock() + { + for( unsigned k = 0; !try_lock(); ++k ) + { + boost::detail::yield( k ); + } + } + + void unlock() + { + __asm__ __volatile__( "" ::: "memory" ); + *const_cast< int volatile* >( &v_ ) = 0; + } + +public: + + class scoped_lock + { + private: + + spinlock & sp_; + + scoped_lock( scoped_lock const & ); + scoped_lock & operator=( scoped_lock const & ); + + public: + + explicit scoped_lock( spinlock & sp ): sp_( sp ) + { + sp.lock(); + } + + ~scoped_lock() + { + sp_.unlock(); + } + }; +}; + +} // namespace detail +} // namespace boost + +#define BOOST_DETAIL_SPINLOCK_INIT {0} + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ARM_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_nt.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_nt.hpp new file mode 100644 index 0000000..1f399d0 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_nt.hpp @@ -0,0 +1,89 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_NT_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SPINLOCK_NT_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// Copyright (c) 2008 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/assert.hpp> + +namespace boost +{ + +namespace detail +{ + +class spinlock +{ +public: + + bool locked_; + +public: + + inline bool try_lock() + { + if( locked_ ) + { + return false; + } + else + { + locked_ = true; + return true; + } + } + + inline void lock() + { + BOOST_ASSERT( !locked_ ); + locked_ = true; + } + + inline void unlock() + { + BOOST_ASSERT( locked_ ); + locked_ = false; + } + +public: + + class scoped_lock + { + private: + + spinlock & sp_; + + scoped_lock( scoped_lock const & ); + scoped_lock & operator=( scoped_lock const & ); + + public: + + explicit scoped_lock( spinlock & sp ): sp_( sp ) + { + sp.lock(); + } + + ~scoped_lock() + { + sp_.unlock(); + } + }; +}; + +} // namespace detail +} // namespace boost + +#define BOOST_DETAIL_SPINLOCK_INIT { false } + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_NT_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_pool.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_pool.hpp new file mode 100644 index 0000000..0e2e08a --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_pool.hpp @@ -0,0 +1,87 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_POOL_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SPINLOCK_POOL_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/detail/spinlock_pool.hpp +// +// Copyright (c) 2008 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) +// +// spinlock_pool<0> is reserved for atomic<>, when/if it arrives +// spinlock_pool<1> is reserved for shared_ptr reference counts +// spinlock_pool<2> is reserved for shared_ptr atomic access +// + +#include <boost/config.hpp> +#include <boost/smart_ptr/detail/spinlock.hpp> +#include <cstddef> + +namespace boost +{ + +namespace detail +{ + +template< int I > class spinlock_pool +{ +private: + + static spinlock pool_[ 41 ]; + +public: + + static spinlock & spinlock_for( void const * pv ) + { + std::size_t i = reinterpret_cast< std::size_t >( pv ) % 41; + return pool_[ i ]; + } + + class scoped_lock + { + private: + + spinlock & sp_; + + scoped_lock( scoped_lock const & ); + scoped_lock & operator=( scoped_lock const & ); + + public: + + explicit scoped_lock( void const * pv ): sp_( spinlock_for( pv ) ) + { + sp_.lock(); + } + + ~scoped_lock() + { + sp_.unlock(); + } + }; +}; + +template< int I > spinlock spinlock_pool< I >::pool_[ 41 ] = +{ + BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, + BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, + BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, + BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, + BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, + BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, + BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, + BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, BOOST_DETAIL_SPINLOCK_INIT, + BOOST_DETAIL_SPINLOCK_INIT +}; + +} // namespace detail +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_POOL_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_pt.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_pt.hpp new file mode 100644 index 0000000..f9cabfc --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_pt.hpp @@ -0,0 +1,79 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_PT_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SPINLOCK_PT_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// Copyright (c) 2008 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 <pthread.h> + +namespace boost +{ + +namespace detail +{ + +class spinlock +{ +public: + + pthread_mutex_t v_; + +public: + + bool try_lock() + { + return pthread_mutex_trylock( &v_ ) == 0; + } + + void lock() + { + pthread_mutex_lock( &v_ ); + } + + void unlock() + { + pthread_mutex_unlock( &v_ ); + } + +public: + + class scoped_lock + { + private: + + spinlock & sp_; + + scoped_lock( scoped_lock const & ); + scoped_lock & operator=( scoped_lock const & ); + + public: + + explicit scoped_lock( spinlock & sp ): sp_( sp ) + { + sp.lock(); + } + + ~scoped_lock() + { + sp_.unlock(); + } + }; +}; + +} // namespace detail +} // namespace boost + +#define BOOST_DETAIL_SPINLOCK_INIT { PTHREAD_MUTEX_INITIALIZER } + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_PT_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_sync.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_sync.hpp new file mode 100644 index 0000000..a7145c5 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_sync.hpp @@ -0,0 +1,87 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_SYNC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SPINLOCK_SYNC_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// Copyright (c) 2008 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/smart_ptr/detail/yield_k.hpp> + +#if defined( __ia64__ ) && defined( __INTEL_COMPILER ) +# include <ia64intrin.h> +#endif + +namespace boost +{ + +namespace detail +{ + +class spinlock +{ +public: + + int v_; + +public: + + bool try_lock() + { + int r = __sync_lock_test_and_set( &v_, 1 ); + return r == 0; + } + + void lock() + { + for( unsigned k = 0; !try_lock(); ++k ) + { + boost::detail::yield( k ); + } + } + + void unlock() + { + __sync_lock_release( &v_ ); + } + +public: + + class scoped_lock + { + private: + + spinlock & sp_; + + scoped_lock( scoped_lock const & ); + scoped_lock & operator=( scoped_lock const & ); + + public: + + explicit scoped_lock( spinlock & sp ): sp_( sp ) + { + sp.lock(); + } + + ~scoped_lock() + { + sp_.unlock(); + } + }; +}; + +} // namespace detail +} // namespace boost + +#define BOOST_DETAIL_SPINLOCK_INIT {0} + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_SYNC_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_w32.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_w32.hpp new file mode 100644 index 0000000..fb97629 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/spinlock_w32.hpp @@ -0,0 +1,113 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_W32_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SPINLOCK_W32_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// Copyright (c) 2008 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/detail/interlocked.hpp> +#include <boost/smart_ptr/detail/yield_k.hpp> + +// BOOST_COMPILER_FENCE + +#if defined(__INTEL_COMPILER) + +#define BOOST_COMPILER_FENCE __memory_barrier(); + +#elif defined( _MSC_VER ) && _MSC_VER >= 1310 + +extern "C" void _ReadWriteBarrier(); +#pragma intrinsic( _ReadWriteBarrier ) + +#define BOOST_COMPILER_FENCE _ReadWriteBarrier(); + +#elif defined(__GNUC__) + +#define BOOST_COMPILER_FENCE __asm__ __volatile__( "" : : : "memory" ); + +#else + +#define BOOST_COMPILER_FENCE + +#endif + +// + +namespace boost +{ + +namespace detail +{ + +class spinlock +{ +public: + + long v_; + +public: + + bool try_lock() + { + long r = BOOST_INTERLOCKED_EXCHANGE( &v_, 1 ); + + BOOST_COMPILER_FENCE + + return r == 0; + } + + void lock() + { + for( unsigned k = 0; !try_lock(); ++k ) + { + boost::detail::yield( k ); + } + } + + void unlock() + { + BOOST_COMPILER_FENCE + *const_cast< long volatile* >( &v_ ) = 0; + } + +public: + + class scoped_lock + { + private: + + spinlock & sp_; + + scoped_lock( scoped_lock const & ); + scoped_lock & operator=( scoped_lock const & ); + + public: + + explicit scoped_lock( spinlock & sp ): sp_( sp ) + { + sp.lock(); + } + + ~scoped_lock() + { + sp_.unlock(); + } + }; +}; + +} // namespace detail +} // namespace boost + +#define BOOST_DETAIL_SPINLOCK_INIT {0} + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_W32_HPP_INCLUDED diff --git a/3rdParty/Boost/src/boost/smart_ptr/detail/yield_k.hpp b/3rdParty/Boost/src/boost/smart_ptr/detail/yield_k.hpp new file mode 100644 index 0000000..a956cc0 --- /dev/null +++ b/3rdParty/Boost/src/boost/smart_ptr/detail/yield_k.hpp @@ -0,0 +1,149 @@ +#ifndef BOOST_SMART_PTR_DETAIL_YIELD_K_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_YIELD_K_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// yield_k.hpp +// +// Copyright (c) 2008 Peter Dimov +// +// void yield( unsigned k ); +// +// Typical use: +// +// for( unsigned k = 0; !try_lock(); ++k ) yield( k ); +// +// 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_SMT_PAUSE + +#if defined(_MSC_VER) && _MSC_VER >= 1310 && ( defined(_M_IX86) || defined(_M_X64) ) + +extern "C" void _mm_pause(); +#pragma intrinsic( _mm_pause ) + +#define BOOST_SMT_PAUSE _mm_pause(); + +#elif defined(__GNUC__) && ( defined(__i386__) || defined(__x86_64__) ) + +#define BOOST_SMT_PAUSE __asm__ __volatile__( "rep; nop" : : : "memory" ); + +#endif + +// + +#if defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ ) + +#if defined( BOOST_USE_WINDOWS_H ) +# include <windows.h> +#endif + +namespace boost +{ + +namespace detail +{ + +#if !defined( BOOST_USE_WINDOWS_H ) + extern "C" void __stdcall Sleep( unsigned ms ); +#endif + +inline void yield( unsigned k ) +{ + if( k < 4 ) + { + } +#if defined( BOOST_SMT_PAUSE ) + else if( k < 16 ) + { + BOOST_SMT_PAUSE + } +#endif + else if( k < 32 ) + { + Sleep( 0 ); + } + else + { + Sleep( 1 ); + } +} + +} // namespace detail + +} // namespace boost + +#elif defined( BOOST_HAS_PTHREADS ) + +#include <sched.h> +#include <time.h> + +namespace boost +{ + +namespace detail +{ + +inline void yield( unsigned k ) +{ + if( k < 4 ) + { + } +#if defined( BOOST_SMT_PAUSE ) + else if( k < 16 ) + { + BOOST_SMT_PAUSE + } +#endif + else if( k < 32 || k & 1 ) + { + sched_yield(); + } + else + { + // g++ -Wextra warns on {} or {0} + struct timespec rqtp = { 0, 0 }; + + // POSIX says that timespec has tv_sec and tv_nsec + // But it doesn't guarantee order or placement + + rqtp.tv_sec = 0; + rqtp.tv_nsec = 1000; + + nanosleep( &rqtp, 0 ); + } +} + +} // namespace detail + +} // namespace boost + +#else + +namespace boost +{ + +namespace detail +{ + +inline void yield( unsigned ) +{ +} + +} // namespace detail + +} // namespace boost + +#endif + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_YIELD_K_HPP_INCLUDED |