__gnu_parallel::_QSBThreadLocal< _RAIter > Struct Template Reference

Public Types
typedef _TraitsType::difference_type	_DifferenceType
typedef std::pair< _RAIter, _RAIter >	_Piece
typedef std::iterator_traits< _RAIter >	_TraitsType

Public Member Functions
	_QSBThreadLocal (int __queue_size)

Public Attributes
volatile _DifferenceType *	_M_elements_leftover
_Piece	_M_global
_Piece	_M_initial
_RestrictedBoundedConcurrentQueue< _Piece >	_M_leftover_parts
_ThreadIndex	_M_num_threads

Detailed Description

template<typename _RAIter>
struct __gnu_parallel::_QSBThreadLocal< _RAIter >

Information local to one thread in the parallel quicksort run.

Definition at line 65 of file balanced_quicksort.h.

Member Typedef Documentation

_Piece

template<typename _RAIter >

typedef std::pair<_RAIter, _RAIter> __gnu_parallel::_QSBThreadLocal< _RAIter >::_Piece

Continuous part of the sequence, described by an iterator pair.

Definition at line 72 of file balanced_quicksort.h.

Constructor & Destructor Documentation

_QSBThreadLocal()

template<typename _RAIter >

__gnu_parallel::_QSBThreadLocal< _RAIter >::_QSBThreadLocal ( int  __queue_size )

inline

Constructor.

Parameters

__queue_size

size of the work-stealing queue.

Definition at line 91 of file balanced_quicksort.h.

Member Data Documentation

_M_elements_leftover

template<typename _RAIter >

volatile _DifferenceType* __gnu_parallel::_QSBThreadLocal< _RAIter >::_M_elements_leftover

Pointer to a counter of elements left over to sort.

Definition at line 84 of file balanced_quicksort.h.

Referenced by __gnu_parallel::__parallel_sort_qsb().

_M_global

template<typename _RAIter >

_Piece __gnu_parallel::_QSBThreadLocal< _RAIter >::_M_global

The complete sequence to sort.

Definition at line 87 of file balanced_quicksort.h.

_M_initial

template<typename _RAIter >

_Piece __gnu_parallel::_QSBThreadLocal< _RAIter >::_M_initial

Initial piece to work on.

Definition at line 75 of file balanced_quicksort.h.

Referenced by __gnu_parallel::__qsb_conquer(), and __gnu_parallel::__qsb_local_sort_with_helping().

_M_leftover_parts

template<typename _RAIter >

_RestrictedBoundedConcurrentQueue<_Piece> __gnu_parallel::_QSBThreadLocal< _RAIter >::_M_leftover_parts

Work-stealing queue.

Definition at line 78 of file balanced_quicksort.h.

_M_num_threads

template<typename _RAIter >

_ThreadIndex __gnu_parallel::_QSBThreadLocal< _RAIter >::_M_num_threads

Number of threads involved in this algorithm.

Definition at line 81 of file balanced_quicksort.h.

Referenced by __gnu_parallel::__qsb_local_sort_with_helping().

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

• balanced_quicksort.h