__gnu_parallel::_QSBThreadLocal< _RAIter >

Section: C Library Functions (3)
Updated: Wed Apr 17 2019
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NAME

__gnu_parallel::_QSBThreadLocal< _RAIter > - Information local to one thread in the parallel quicksort run.

SYNOPSIS

Public Types

typedef _TraitsType::difference_type _DifferenceType

typedef std::pair< _RAIter, _RAIter > _Piece
Continuous part of the sequence, described by an iterator pair.
typedef std::iterator_traits< _RAIter > _TraitsType

Public Member Functions

_QSBThreadLocal (int __queue_size)
Constructor.

Public Attributes

volatile _DifferenceType * _M_elements_leftover
Pointer to a counter of elements left over to sort.
_Piece _M_global
The complete sequence to sort.
_Piece _M_initial
Initial piece to work on.
_RestrictedBoundedConcurrentQueue< _Piece > _M_leftover_parts
Work-stealing queue.
_ThreadIndex _M_num_threads
Number of threads involved in this algorithm.

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

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

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

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().

template<typename _RAIter> _Piece __gnu_parallel::_QSBThreadLocal< _RAIter >::_M_global

The complete sequence to sort.

Definition at line 87 of file balanced_quicksort.h.

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().

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

Work-stealing queue.

Definition at line 78 of file balanced_quicksort.h.

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().

Author

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