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Diffstat (limited to '3rdParty/Boost/boost/smart_ptr/detail/sp_counted_base_sync.hpp')
m---------3rdParty/Boost0
-rw-r--r--3rdParty/Boost/boost/smart_ptr/detail/sp_counted_base_sync.hpp155
2 files changed, 0 insertions, 155 deletions
diff --git a/3rdParty/Boost b/3rdParty/Boost
new file mode 160000
+Subproject 3bbdbc8cf1996f23d9a366da8bac0f97be6ad79
diff --git a/3rdParty/Boost/boost/smart_ptr/detail/sp_counted_base_sync.hpp b/3rdParty/Boost/boost/smart_ptr/detail/sp_counted_base_sync.hpp
deleted file mode 100644
index 41f654e..0000000
--- a/3rdParty/Boost/boost/smart_ptr/detail/sp_counted_base_sync.hpp
+++ /dev/null
@@ -1,155 +0,0 @@
-#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