per_thread_allocator< _Tp > Class Template Reference

#include <_pthread_alloc.h>

Public Types
typedef size_t	size_type
typedef ptrdiff_t	difference_type
typedef _Tp *	pointer
typedef const _Tp *	const_pointer
typedef _Tp &	reference
typedef const _Tp &	const_reference
typedef _Tp	value_type

Public Member Functions
	per_thread_allocator () _STLP_NOTHROW
	per_thread_allocator (const per_thread_allocator< _Tp > &__a) _STLP_NOTHROW
	~per_thread_allocator () _STLP_NOTHROW
pointer	address (reference __x) const
const_pointer	address (const_reference __x) const
_Tp *	allocate (size_type __n, const void *=0)
void	deallocate (pointer __p, size_type __n)
size_type	max_size () const _STLP_NOTHROW
void	construct (pointer __p, const _Tp &__val)
void	destroy (pointer _p)
_Tp *	allocate (size_type __n, size_type &__allocated_n)

Public Attributes
__state_type *	_M_state

Private Types
typedef pthread_alloc	_S_Alloc
typedef pthread_alloc::__state_type	__state_type

Detailed Description

template<class _Tp>
class per_thread_allocator< _Tp >

Definition at line 277 of file _pthread_alloc.h.

Member Typedef Documentation

__state_type

template<class _Tp >

typedef pthread_alloc::__state_type per_thread_allocator< _Tp >::__state_type

private

Definition at line 279 of file _pthread_alloc.h.

_S_Alloc

template<class _Tp >

typedef pthread_alloc per_thread_allocator< _Tp >::_S_Alloc

private

Definition at line 278 of file _pthread_alloc.h.

const_pointer

template<class _Tp >

typedef const _Tp* per_thread_allocator< _Tp >::const_pointer

Definition at line 284 of file _pthread_alloc.h.

const_reference

template<class _Tp >

typedef const _Tp& per_thread_allocator< _Tp >::const_reference

Definition at line 286 of file _pthread_alloc.h.

difference_type

template<class _Tp >

typedef ptrdiff_t per_thread_allocator< _Tp >::difference_type

Definition at line 282 of file _pthread_alloc.h.

pointer

template<class _Tp >

typedef _Tp* per_thread_allocator< _Tp >::pointer

Definition at line 283 of file _pthread_alloc.h.

reference

template<class _Tp >

typedef _Tp& per_thread_allocator< _Tp >::reference

Definition at line 285 of file _pthread_alloc.h.

size_type

template<class _Tp >

typedef size_t per_thread_allocator< _Tp >::size_type

Definition at line 281 of file _pthread_alloc.h.

value_type

template<class _Tp >

typedef _Tp per_thread_allocator< _Tp >::value_type

Definition at line 287 of file _pthread_alloc.h.

Constructor & Destructor Documentation

per_thread_allocator() [1/2]

template<class _Tp >

per_thread_allocator< _Tp >::per_thread_allocator ( )

inline

Definition at line 295 of file _pthread_alloc.h.

                                       {
    _M_state = _S_Alloc::_S_get_per_thread_state();
  }

per_thread_allocator() [2/2]

template<class _Tp >

per_thread_allocator< _Tp >::per_thread_allocator ( const per_thread_allocator< _Tp > &  __a )

inline

Definition at line 298 of file _pthread_alloc.h.

: _M_state(__a._M_state){}

~per_thread_allocator()

template<class _Tp >

per_thread_allocator< _Tp >::~per_thread_allocator ( )

inline

Definition at line 305 of file _pthread_alloc.h.

{}

Member Function Documentation

address() [1/2]

template<class _Tp >

const_pointer per_thread_allocator< _Tp >::address ( const_reference  __x ) const

inline

Definition at line 308 of file _pthread_alloc.h.

{ return &__x; }

address() [2/2]

template<class _Tp >

pointer per_thread_allocator< _Tp >::address ( reference  __x ) const

inline

Definition at line 307 of file _pthread_alloc.h.

{ return &__x; }

allocate() [1/2]

template<class _Tp >

_Tp * per_thread_allocator< _Tp >::allocate ( size_type  __n, const void *  = 0  )

inline

Definition at line 312 of file _pthread_alloc.h.

                                                {
    if (__n > max_size()) {
      _STLP_THROW_BAD_ALLOC;
    }
    if (__n != 0) {
      size_type __buf_size = __n * sizeof(value_type);
      _Tp* __ret = __REINTERPRET_CAST(_Tp*, _S_Alloc::allocate(__buf_size, _M_state));
#if defined (_STLP_DEBUG_UNINITIALIZED) && !defined (_STLP_DEBUG_ALLOC)
      memset((char*)__ret, _STLP_SHRED_BYTE, __buf_size);
#endif
      return __ret;
    }
    else
      return 0;
  }

allocate() [2/2]

template<class _Tp >

_Tp * per_thread_allocator< _Tp >::allocate ( size_type  __n, size_type &  __allocated_n  )

inline

Definition at line 354 of file _pthread_alloc.h.

                                                         {
    if (__n > max_size()) {
      _STLP_THROW_BAD_ALLOC;
    }
    if (__n != 0) {
      size_type __buf_size = __n * sizeof(value_type);
      _Tp* __ret = __REINTERPRET_CAST(value_type*, _S_Alloc::allocate(__buf_size, _M_state));
#if defined (_STLP_DEBUG_UNINITIALIZED) && !defined (_STLP_DEBUG_ALLOC)
      memset((char*)__ret, _STLP_SHRED_BYTE, __buf_size);
#endif
      __allocated_n = __buf_size / sizeof(value_type);
      return __ret;
    }
    else
      return 0;
  }

construct()

template<class _Tp >

void per_thread_allocator< _Tp >::construct ( pointer  __p, const _Tp &  __val  )

inline

Definition at line 341 of file _pthread_alloc.h.

{ new(__p) _Tp(__val); }

deallocate()

template<class _Tp >

void per_thread_allocator< _Tp >::deallocate ( pointer  __p, size_type  __n  )

inline

Definition at line 328 of file _pthread_alloc.h.

                                              {
    _STLP_ASSERT( (__p == 0) == (__n == 0) )
    if (__p != 0) {
#if defined (_STLP_DEBUG_UNINITIALIZED) && !defined (_STLP_DEBUG_ALLOC)
      memset((char*)__p, _STLP_SHRED_BYTE, __n * sizeof(value_type));
#endif
      _S_Alloc::deallocate(__p, __n * sizeof(value_type), _M_state);
    }
  }

destroy()

template<class _Tp >

void per_thread_allocator< _Tp >::destroy ( pointer  _p )

inline

Definition at line 342 of file _pthread_alloc.h.

{ _p->~_Tp(); }

max_size()

template<class _Tp >

size_type per_thread_allocator< _Tp >::max_size ( ) const

inline

Definition at line 338 of file _pthread_alloc.h.

  { return size_t(-1) / sizeof(_Tp); }

Referenced by per_thread_allocator< _Tp >::allocate().

Member Data Documentation

_M_state

template<class _Tp >

__state_type* per_thread_allocator< _Tp >::_M_state

Definition at line 345 of file _pthread_alloc.h.

Referenced by per_thread_allocator< _Tp >::allocate(), per_thread_allocator< _Tp >::deallocate(), operator==(), and per_thread_allocator< _Tp >::per_thread_allocator().

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The documentation for this class was generated from the following file:

• sdk/include/c++/stlport/stl/_pthread_alloc.h