diff options
Diffstat (limited to 'cutl/details/boost/smart_ptr/detail')
25 files changed, 824 insertions, 27 deletions
diff --git a/cutl/details/boost/smart_ptr/detail/operator_bool.hpp b/cutl/details/boost/smart_ptr/detail/operator_bool.hpp index 842a05d..8ae1527 100644 --- a/cutl/details/boost/smart_ptr/detail/operator_bool.hpp +++ b/cutl/details/boost/smart_ptr/detail/operator_bool.hpp @@ -1,14 +1,21 @@ // This header intentionally has no include guards. // -// Copyright (c) 2001-2009 Peter Dimov +// Copyright (c) 2001-2009, 2012 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__) +#if !defined( BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS ) && !defined( BOOST_NO_CXX11_NULLPTR ) - operator bool () const + explicit operator bool () const BOOST_NOEXCEPT + { + return px != 0; + } + +#elif ( defined(__SUNPRO_CC) && BOOST_WORKAROUND(__SUNPRO_CC, < 0x570) ) || defined(__CINT__) + + operator bool () const BOOST_NOEXCEPT { return px != 0; } @@ -21,7 +28,7 @@ typedef void (*unspecified_bool_type)( this_type*** ); - operator unspecified_bool_type() const // never throws + operator unspecified_bool_type() const BOOST_NOEXCEPT { return px == 0? 0: unspecified_bool; } @@ -31,18 +38,18 @@ ( defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__ < 304) ) || \ ( defined(__SUNPRO_CC) && BOOST_WORKAROUND(__SUNPRO_CC, <= 0x590) ) - typedef T * (this_type::*unspecified_bool_type)() const; + typedef element_type * (this_type::*unspecified_bool_type)() const; - operator unspecified_bool_type() const // never throws + operator unspecified_bool_type() const BOOST_NOEXCEPT { return px == 0? 0: &this_type::get; } #else - typedef T * this_type::*unspecified_bool_type; + typedef element_type * this_type::*unspecified_bool_type; - operator unspecified_bool_type() const // never throws + operator unspecified_bool_type() const BOOST_NOEXCEPT { return px == 0? 0: &this_type::px; } @@ -50,7 +57,7 @@ #endif // operator! is redundant, but some compilers need it - bool operator! () const // never throws + bool operator! () const BOOST_NOEXCEPT { return px == 0; } diff --git a/cutl/details/boost/smart_ptr/detail/shared_count.hpp b/cutl/details/boost/smart_ptr/detail/shared_count.hpp index 16d6527..77aea5c 100644 --- a/cutl/details/boost/smart_ptr/detail/shared_count.hpp +++ b/cutl/details/boost/smart_ptr/detail/shared_count.hpp @@ -35,7 +35,14 @@ // rather than including <memory> directly: #include <cutl/details/boost/config/no_tr1/memory.hpp> // std::auto_ptr #include <functional> // std::less -#include <new> // std::bad_alloc + +#ifdef BOOST_NO_EXCEPTIONS +# include <new> // std::bad_alloc +#endif + +#if !defined( BOOST_NO_CXX11_SMART_PTR ) +# include <cutl/details/boost/utility/addressof.hpp> +#endif namespace cutl_details_boost { @@ -52,6 +59,42 @@ int const weak_count_id = 0x298C38A4; struct sp_nothrow_tag {}; +template< class D > struct sp_inplace_tag +{ +}; + +#if !defined( BOOST_NO_CXX11_SMART_PTR ) + +template< class T > class sp_reference_wrapper +{ +public: + + explicit sp_reference_wrapper( T & t): t_( cutl_details_boost::addressof( t ) ) + { + } + + template< class Y > void operator()( Y * p ) const + { + (*t_)( p ); + } + +private: + + T * t_; +}; + +template< class D > struct sp_convert_reference +{ + typedef D type; +}; + +template< class D > struct sp_convert_reference< D& > +{ + typedef sp_reference_wrapper< D > type; +}; + +#endif + class weak_count; class shared_count @@ -142,6 +185,40 @@ public: #endif } +#if !defined( BOOST_NO_FUNCTION_TEMPLATE_ORDERING ) + + template< class P, class D > shared_count( P p, sp_inplace_tag<D> ): pi_( 0 ) +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { +#ifndef BOOST_NO_EXCEPTIONS + + try + { + pi_ = new sp_counted_impl_pd< P, D >( p ); + } + catch( ... ) + { + D::operator_fn( p ); // delete p + throw; + } + +#else + + pi_ = new sp_counted_impl_pd< P, D >( p ); + + if( pi_ == 0 ) + { + D::operator_fn( p ); // delete p + cutl_details_boost::throw_exception( std::bad_alloc() ); + } + +#endif // #ifndef BOOST_NO_EXCEPTIONS + } + +#endif // !defined( BOOST_NO_FUNCTION_TEMPLATE_ORDERING ) + 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) @@ -188,6 +265,56 @@ public: #endif } +#if !defined( BOOST_NO_FUNCTION_TEMPLATE_ORDERING ) + + template< class P, class D, class A > shared_count( P p, sp_inplace_tag< 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, a ); + } + catch(...) + { + D::operator_fn( 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, a ); + } + else + { + D::operator_fn( p ); + cutl_details_boost::throw_exception( std::bad_alloc() ); + } + +#endif // #ifndef BOOST_NO_EXCEPTIONS + } + +#endif // !defined( BOOST_NO_FUNCTION_TEMPLATE_ORDERING ) + #ifndef BOOST_NO_AUTO_PTR // auto_ptr<Y> is special cased to provide the strong guarantee @@ -212,6 +339,33 @@ public: #endif +#if !defined( BOOST_NO_CXX11_SMART_PTR ) + + template<class Y, class D> + explicit shared_count( std::unique_ptr<Y, D> & r ): pi_( 0 ) +#if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) + , id_(shared_count_id) +#endif + { + typedef typename sp_convert_reference<D>::type D2; + + D2 d2( r.get_deleter() ); + pi_ = new sp_counted_impl_pd< typename std::unique_ptr<Y, D>::pointer, D2 >( r.get(), d2 ); + +#ifdef BOOST_NO_EXCEPTIONS + + if( pi_ == 0 ) + { + cutl_details_boost::throw_exception( std::bad_alloc() ); + } + +#endif + + r.release(); + } + +#endif + ~shared_count() // nothrow { if( pi_ != 0 ) pi_->release(); @@ -228,7 +382,7 @@ public: if( pi_ != 0 ) pi_->add_ref_copy(); } -#if defined( BOOST_HAS_RVALUE_REFS ) +#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES ) shared_count(shared_count && r): pi_(r.pi_) // nothrow #if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) @@ -293,6 +447,11 @@ public: { return pi_? pi_->get_deleter( ti ): 0; } + + void * get_untyped_deleter() const + { + return pi_? pi_->get_untyped_deleter(): 0; + } }; @@ -335,7 +494,7 @@ public: // Move support -#if defined( BOOST_HAS_RVALUE_REFS ) +#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES ) weak_count(weak_count && r): pi_(r.pi_) // nothrow #if defined(BOOST_SP_ENABLE_DEBUG_HOOKS) diff --git a/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp b/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp index f8317c4..f9ee9e0 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp @@ -48,6 +48,21 @@ template< class Y, class T > struct sp_convertible enum _vt { value = sizeof( (f)( static_cast<Y*>(0) ) ) == sizeof(yes) }; }; +template< class Y, class T > struct sp_convertible< Y, T[] > +{ + enum _vt { value = false }; +}; + +template< class Y, class T > struct sp_convertible< Y[], T[] > +{ + enum _vt { value = sp_convertible< Y[1], T[1] >::value }; +}; + +template< class Y, std::size_t N, class T > struct sp_convertible< Y[N], T[] > +{ + enum _vt { value = sp_convertible< Y[1], T[1] >::value }; +}; + struct sp_empty { }; diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base.hpp index d256482..9a36bf9 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base.hpp @@ -32,22 +32,28 @@ #elif defined( BOOST_DISABLE_THREADS ) && !defined( BOOST_SP_ENABLE_THREADS ) && !defined( BOOST_DISABLE_WIN32 ) # include <cutl/details/boost/smart_ptr/detail/sp_counted_base_nt.hpp> -#elif defined( __GNUC__ ) && ( defined( __i386__ ) || defined( __x86_64__ ) ) -# include <cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp> +#elif defined( __SNC__ ) +# include <cutl/details/boost/smart_ptr/detail/sp_counted_base_snc_ps3.hpp> -#elif defined( __GNUC__ ) && defined( __ia64__ ) && !defined( __INTEL_COMPILER ) -# include <cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp> +#elif defined( __GNUC__ ) && ( defined( __i386__ ) || defined( __x86_64__ ) ) && !defined(__PATHSCALE__) +# include <cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp> #elif defined(__HP_aCC) && defined(__ia64) # include <cutl/details/boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp> +#elif defined( __GNUC__ ) && defined( __ia64__ ) && !defined( __INTEL_COMPILER ) && !defined(__PATHSCALE__) +# include <cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp> + +#elif defined( __IBMCPP__ ) && defined( __powerpc ) +# include <cutl/details/boost/smart_ptr/detail/sp_counted_base_vacpp_ppc.hpp> + #elif defined( __MWERKS__ ) && defined( __POWERPC__ ) # include <cutl/details/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp> -#elif defined( __GNUC__ ) && ( defined( __powerpc__ ) || defined( __ppc__ ) || defined( __ppc ) ) +#elif defined( __GNUC__ ) && ( defined( __powerpc__ ) || defined( __ppc__ ) || defined( __ppc ) ) && !defined(__PATHSCALE__) && !defined( _AIX ) # include <cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp> -#elif defined( __GNUC__ ) && ( defined( __mips__ ) || defined( _mips ) ) +#elif defined( __GNUC__ ) && ( defined( __mips__ ) || defined( _mips ) ) && !defined(__PATHSCALE__) # include <cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp> #elif defined( BOOST_SP_HAS_SYNC ) @@ -59,6 +65,9 @@ #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined(__CYGWIN__) # include <cutl/details/boost/smart_ptr/detail/sp_counted_base_w32.hpp> +#elif defined( _AIX ) +# include <cutl/details/boost/smart_ptr/detail/sp_counted_base_aix.hpp> + #elif !defined( BOOST_HAS_THREADS ) # include <cutl/details/boost/smart_ptr/detail/sp_counted_base_nt.hpp> diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp index 07438de..6b3b551 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_acc_ia64.hpp @@ -104,6 +104,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_aix.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_aix.hpp new file mode 100644 index 0000000..6b66a7b --- /dev/null +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_aix.hpp @@ -0,0 +1,143 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_AIX_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_AIX_HPP_INCLUDED + +// +// detail/sp_counted_base_aix.hpp +// based on: detail/sp_counted_base_w32.hpp +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 Peter Dimov +// Copyright 2006 Michael van der Westhuizen +// +// 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 <cutl/details/boost/detail/sp_typeinfo.hpp> +#include <builtins.h> +#include <sys/atomic_op.h> + +namespace cutl_details_boost +{ + +namespace detail +{ + +inline void atomic_increment( int32_t* pw ) +{ + // ++*pw; + + fetch_and_add( pw, 1 ); +} + +inline int32_t atomic_decrement( int32_t * pw ) +{ + // return --*pw; + + int32_t originalValue; + + __lwsync(); + originalValue = fetch_and_add( pw, -1 ); + __isync(); + + return (originalValue - 1); +} + +inline int32_t atomic_conditional_increment( int32_t * pw ) +{ + // if( *pw != 0 ) ++*pw; + // return *pw; + + int32_t tmp = fetch_and_add( pw, 0 ); + for( ;; ) + { + if( tmp == 0 ) return 0; + if( compare_and_swap( pw, &tmp, tmp + 1 ) ) return (tmp + 1); + } +} + +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; + virtual void * get_untyped_deleter() = 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 fetch_and_add( const_cast<int32_t*>(&use_count_), 0 ); + } +}; + +} // namespace detail + +} // namespace cutl_details_boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_AIX_HPP_INCLUDED diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp index c7bd3bb..4500914 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_cw_ppc.hpp @@ -124,6 +124,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp index 4ada0a2..d04f19f 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ia64.hpp @@ -111,6 +111,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp index 3b2b578..0fd16f3 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_mips.hpp @@ -37,9 +37,12 @@ inline void atomic_increment( int * pw ) __asm__ __volatile__ ( "0:\n\t" + ".set push\n\t" + ".set mips2\n\t" "ll %0, %1\n\t" "addiu %0, 1\n\t" "sc %0, %1\n\t" + ".set pop\n\t" "beqz %0, 0b": "=&r"( tmp ), "=m"( *pw ): "m"( *pw ) @@ -55,9 +58,12 @@ inline int atomic_decrement( int * pw ) __asm__ __volatile__ ( "0:\n\t" + ".set push\n\t" + ".set mips2\n\t" "ll %1, %2\n\t" "addiu %0, %1, -1\n\t" "sc %0, %2\n\t" + ".set pop\n\t" "beqz %0, 0b\n\t" "addiu %0, %1, -1": "=&r"( rv ), "=&r"( tmp ), "=m"( *pw ): @@ -78,10 +84,13 @@ inline int atomic_conditional_increment( int * pw ) __asm__ __volatile__ ( "0:\n\t" + ".set push\n\t" + ".set mips2\n\t" "ll %0, %2\n\t" "beqz %0, 1f\n\t" "addiu %1, %0, 1\n\t" "sc %1, %2\n\t" + ".set pop\n\t" "beqz %1, 0b\n\t" "addiu %0, %0, 1\n\t" "1:": @@ -126,6 +135,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp index d00f1d1..a302b3a 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_ppc.hpp @@ -135,6 +135,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp index fca4802..8121760 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_sparc.hpp @@ -120,6 +120,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp index 68f0646..fc3d72b 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_gcc_x86.hpp @@ -127,6 +127,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_nt.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_nt.hpp index 89dff6b..92c1ee2 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_nt.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_nt.hpp @@ -59,6 +59,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_pt.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_pt.hpp index a0e63f8..7ba3867 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_pt.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_pt.hpp @@ -70,6 +70,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_snc_ps3.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_snc_ps3.hpp new file mode 100644 index 0000000..56fce3d --- /dev/null +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_snc_ps3.hpp @@ -0,0 +1,162 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SNC_PS3_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SNC_PS3_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 +// Copyright (c) 2011 Emil Dotchevski +// +// 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 <cutl/details/boost/detail/sp_typeinfo.hpp> +#include <inttypes.h> // uint32_t + +namespace cutl_details_boost +{ + +namespace detail +{ + +inline uint32_t compare_and_swap( uint32_t * dest_, uint32_t compare_, uint32_t swap_ ) +{ + return __builtin_cellAtomicCompareAndSwap32(dest_,compare_,swap_); +} + +inline uint32_t atomic_fetch_and_add( uint32_t * pw, uint32_t dv ) +{ + // long r = *pw; + // *pw += dv; + // return r; + + for( ;; ) + { + uint32_t r = *pw; + + if( __builtin_expect((compare_and_swap(pw, r, r + dv) == r), 1) ) + { + return r; + } + } +} + +inline void atomic_increment( uint32_t * pw ) +{ + (void) __builtin_cellAtomicIncr32( pw ); +} + +inline uint32_t atomic_decrement( uint32_t * pw ) +{ + return __builtin_cellAtomicDecr32( pw ); +} + +inline uint32_t atomic_conditional_increment( uint32_t * pw ) +{ + // long r = *pw; + // if( r != 0 ) ++*pw; + // return r; + + for( ;; ) + { + uint32_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 & ); + + uint32_t use_count_; // #shared + uint32_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; + virtual void * get_untyped_deleter() = 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< uint32_t const volatile & >( use_count_ ); + } +}; + +} // namespace detail + +} // namespace cutl_details_boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_SNC_PS3_HPP_INCLUDED diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_spin.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_spin.hpp index 0d17517..0f95421 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_spin.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_spin.hpp @@ -84,6 +84,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_sync.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_sync.hpp index 2814ce7..b1a0b35 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_sync.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_sync.hpp @@ -109,6 +109,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_vacpp_ppc.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_vacpp_ppc.hpp new file mode 100644 index 0000000..3973606 --- /dev/null +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_vacpp_ppc.hpp @@ -0,0 +1,151 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_VACPP_PPC_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_VACPP_PPC_HPP_INCLUDED + +// +// detail/sp_counted_base_vacpp_ppc.hpp - xlC(vacpp) on POWER +// based on: detail/sp_counted_base_w32.hpp +// +// Copyright (c) 2001, 2002, 2003 Peter Dimov and Multi Media Ltd. +// Copyright 2004-2005 Peter Dimov +// Copyright 2006 Michael van der Westhuizen +// Copyright 2012 IBM Corp. +// +// 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 <cutl/details/boost/detail/sp_typeinfo.hpp> + +extern "builtin" void __lwsync(void); +extern "builtin" void __isync(void); +extern "builtin" int __fetch_and_add(volatile int* addr, int val); +extern "builtin" int __compare_and_swap(volatile int*, int*, int); + +namespace cutl_details_boost +{ + +namespace detail +{ + +inline void atomic_increment( int *pw ) +{ + // ++*pw; + __lwsync(); + __fetch_and_add(pw, 1); + __isync(); +} + +inline int atomic_decrement( int *pw ) +{ + // return --*pw; + __lwsync(); + int originalValue = __fetch_and_add(pw, -1); + __isync(); + + return (originalValue - 1); +} + +inline int atomic_conditional_increment( int *pw ) +{ + // if( *pw != 0 ) ++*pw; + // return *pw; + + __lwsync(); + int v = *const_cast<volatile int*>(pw); + for (;;) + // loop until state is known + { + if (v == 0) return 0; + if (__compare_and_swap(pw, &v, v + 1)) + { + __isync(); return (v + 1); + } + } +} + +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) + char pad[64] __attribute__((__aligned__(64))); + // pad to prevent false sharing +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; + virtual void * get_untyped_deleter() = 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 *const_cast<volatile int*>(&use_count_); + } +}; + +} // namespace detail + +} // namespace cutl_details_boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_COUNTED_BASE_VACPP_PPC_HPP_INCLUDED diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_base_w32.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_base_w32.hpp index f69c68d..63c7d7e 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_base_w32.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_base_w32.hpp @@ -67,6 +67,7 @@ public: } virtual void * get_deleter( sp_typeinfo const & ti ) = 0; + virtual void * get_untyped_deleter() = 0; void add_ref_copy() { diff --git a/cutl/details/boost/smart_ptr/detail/sp_counted_impl.hpp b/cutl/details/boost/smart_ptr/detail/sp_counted_impl.hpp index 5707803..d958544 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_counted_impl.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_counted_impl.hpp @@ -83,6 +83,11 @@ public: return 0; } + virtual void * get_untyped_deleter() + { + return 0; + } + #if defined(BOOST_SP_USE_STD_ALLOCATOR) void * operator new( std::size_t ) @@ -135,7 +140,11 @@ public: // pre: d(p) must not throw - sp_counted_impl_pd( P p, D d ): ptr(p), del(d) + sp_counted_impl_pd( P p, D & d ): ptr( p ), del( d ) + { + } + + sp_counted_impl_pd( P p ): ptr( p ), del() { } @@ -149,6 +158,11 @@ public: return ti == BOOST_SP_TYPEID(D)? &reinterpret_cast<char&>( del ): 0; } + virtual void * get_untyped_deleter() + { + return &reinterpret_cast<char&>( del ); + } + #if defined(BOOST_SP_USE_STD_ALLOCATOR) void * operator new( std::size_t ) @@ -195,7 +209,11 @@ public: // pre: d( p ) must not throw - sp_counted_impl_pda( P p, D d, A a ): p_( p ), d_( d ), a_( a ) + sp_counted_impl_pda( P p, D & d, A a ): p_( p ), d_( d ), a_( a ) + { + } + + sp_counted_impl_pda( P p, A a ): p_( p ), d_(), a_( a ) { } @@ -218,6 +236,11 @@ public: { return ti == BOOST_SP_TYPEID( D )? &reinterpret_cast<char&>( d_ ): 0; } + + virtual void * get_untyped_deleter() + { + return &reinterpret_cast<char&>( d_ ); + } }; #ifdef __CODEGUARD__ diff --git a/cutl/details/boost/smart_ptr/detail/sp_has_sync.hpp b/cutl/details/boost/smart_ptr/detail/sp_has_sync.hpp index 7fcd09e..16de21d 100644 --- a/cutl/details/boost/smart_ptr/detail/sp_has_sync.hpp +++ b/cutl/details/boost/smart_ptr/detail/sp_has_sync.hpp @@ -20,7 +20,17 @@ // are available. // -#if defined(__GNUC__) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 401 ) +#ifndef BOOST_SP_NO_SYNC + +#if defined( __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 ) + +# define BOOST_SP_HAS_SYNC + +#elif defined( __IBMCPP__ ) && ( __IBMCPP__ >= 1210 ) + +# define BOOST_SP_HAS_SYNC + +#elif defined( __GNUC__ ) && ( __GNUC__ * 100 + __GNUC_MINOR__ >= 401 ) #define BOOST_SP_HAS_SYNC @@ -36,14 +46,24 @@ #undef BOOST_SP_HAS_SYNC #endif +#if defined( __sh__ ) +#undef BOOST_SP_HAS_SYNC +#endif + #if defined( __sparc__ ) #undef BOOST_SP_HAS_SYNC #endif -#if defined( __INTEL_COMPILER ) && !defined( __ia64__ ) && ( __INTEL_COMPILER < 1100 ) +#if defined( __INTEL_COMPILER ) && !defined( __ia64__ ) && ( __INTEL_COMPILER < 1110 ) +#undef BOOST_SP_HAS_SYNC +#endif + +#if defined(__PATHSCALE__) && ((__PATHCC__ == 4) && (__PATHCC_MINOR__ < 9)) #undef BOOST_SP_HAS_SYNC #endif -#endif // __GNUC__ * 100 + __GNUC_MINOR__ >= 401 +#endif + +#endif // #ifndef BOOST_SP_NO_SYNC #endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_HAS_SYNC_HPP_INCLUDED diff --git a/cutl/details/boost/smart_ptr/detail/sp_nullptr_t.hpp b/cutl/details/boost/smart_ptr/detail/sp_nullptr_t.hpp new file mode 100644 index 0000000..245dd22 --- /dev/null +++ b/cutl/details/boost/smart_ptr/detail/sp_nullptr_t.hpp @@ -0,0 +1,45 @@ +#ifndef BOOST_SMART_PTR_DETAIL_SP_NULLPTR_T_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_SP_NULLPTR_T_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// detail/sp_nullptr_t.hpp +// +// Copyright 2013 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 <cutl/details/boost/config.hpp> +#include <cstddef> + +#if !defined( BOOST_NO_CXX11_NULLPTR ) + +namespace cutl_details_boost +{ + +namespace detail +{ + +#if defined( __clang__ ) && !defined( _LIBCPP_VERSION ) && !defined( BOOST_NO_CXX11_DECLTYPE ) + + typedef decltype(nullptr) sp_nullptr_t; + +#else + + typedef std::nullptr_t sp_nullptr_t; + +#endif + +} // namespace detail + +} // namespace cutl_details_boost + +#endif // !defined( BOOST_NO_CXX11_NULLPTR ) + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_NULLPTR_T_HPP_INCLUDED diff --git a/cutl/details/boost/smart_ptr/detail/spinlock.hpp b/cutl/details/boost/smart_ptr/detail/spinlock.hpp index b943ac3..ffc70c5 100644 --- a/cutl/details/boost/smart_ptr/detail/spinlock.hpp +++ b/cutl/details/boost/smart_ptr/detail/spinlock.hpp @@ -31,7 +31,10 @@ #include <cutl/details/boost/config.hpp> #include <cutl/details/boost/smart_ptr/detail/sp_has_sync.hpp> -#if defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ ) +#if defined( BOOST_SP_USE_PTHREADS ) +# include <cutl/details/boost/smart_ptr/detail/spinlock_pt.hpp> + +#elif defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ ) # include <cutl/details/boost/smart_ptr/detail/spinlock_gcc_arm.hpp> #elif defined( BOOST_SP_HAS_SYNC ) diff --git a/cutl/details/boost/smart_ptr/detail/spinlock_gcc_arm.hpp b/cutl/details/boost/smart_ptr/detail/spinlock_gcc_arm.hpp index cfee653..752c830 100644 --- a/cutl/details/boost/smart_ptr/detail/spinlock_gcc_arm.hpp +++ b/cutl/details/boost/smart_ptr/detail/spinlock_gcc_arm.hpp @@ -2,7 +2,7 @@ #define BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ARM_HPP_INCLUDED // -// Copyright (c) 2008 Peter Dimov +// Copyright (c) 2008, 2011 Peter Dimov // // Distributed under the Boost Software License, Version 1.0. // See accompanying file LICENSE_1_0.txt or copy at @@ -11,6 +11,22 @@ #include <cutl/details/boost/smart_ptr/detail/yield_k.hpp> +#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__) || defined(__ARM_ARCH_7S__) + +# define BOOST_SP_ARM_BARRIER "dmb" +# define BOOST_SP_ARM_HAS_LDREX + +#elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_6T2__) + +# define BOOST_SP_ARM_BARRIER "mcr p15, 0, r0, c7, c10, 5" +# define BOOST_SP_ARM_HAS_LDREX + +#else + +# define BOOST_SP_ARM_BARRIER "" + +#endif + namespace cutl_details_boost { @@ -29,12 +45,28 @@ public: { int r; +#ifdef BOOST_SP_ARM_HAS_LDREX + __asm__ __volatile__( - "swp %0, %1, [%2]": + "ldrex %0, [%2]; \n" + "cmp %0, %1; \n" + "strexne %0, %1, [%2]; \n" + BOOST_SP_ARM_BARRIER : "=&r"( r ): // outputs "r"( 1 ), "r"( &v_ ): // inputs "memory", "cc" ); +#else + + __asm__ __volatile__( + "swp %0, %1, [%2];\n" + BOOST_SP_ARM_BARRIER : + "=&r"( r ): // outputs + "r"( 1 ), "r"( &v_ ): // inputs + "memory", "cc" ); + +#endif + return r == 0; } @@ -48,7 +80,7 @@ public: void unlock() { - __asm__ __volatile__( "" ::: "memory" ); + __asm__ __volatile__( BOOST_SP_ARM_BARRIER ::: "memory" ); *const_cast< int volatile* >( &v_ ) = 0; } @@ -82,4 +114,7 @@ public: #define BOOST_DETAIL_SPINLOCK_INIT {0} +#undef BOOST_SP_ARM_BARRIER +#undef BOOST_SP_ARM_HAS_LDREX + #endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_GCC_ARM_HPP_INCLUDED diff --git a/cutl/details/boost/smart_ptr/detail/spinlock_pool.hpp b/cutl/details/boost/smart_ptr/detail/spinlock_pool.hpp index 84bf69f..8ae09e3 100644 --- a/cutl/details/boost/smart_ptr/detail/spinlock_pool.hpp +++ b/cutl/details/boost/smart_ptr/detail/spinlock_pool.hpp @@ -41,7 +41,11 @@ public: static spinlock & spinlock_for( void const * pv ) { +#if defined(__VMS) && __INITIAL_POINTER_SIZE == 64 + std::size_t i = reinterpret_cast< unsigned long long >( pv ) % 41; +#else std::size_t i = reinterpret_cast< std::size_t >( pv ) % 41; +#endif return pool_[ i ]; } |