Shared data for RDScheme threads. More...

#include <RDScheme.hpp>

Public Member Functions
	RDScheme_shared_data ()
	Base constructor. More...

	RDScheme_shared_data (size_t _id, size_t _P, std::vector< Triplet< double > > _original, size_t _nzb, pthread_mutex_t _mutex, pthread_cond_t _cond, pthread_mutex_t _end_mutex, pthread_cond_t _end_cond, size_t _sync, size_t _end_sync, size_t _ovsize, size_t _ovoffset)
	Default constructor. More...

Public Attributes
size_t	id
	Thread ID.

size_t	P
	Total number of processors.

unsigned char	mode
	0 undef, 1 init, 2 zax, 3 zxa, 4 exit

unsigned long int	repeat
	how many times to repeat the operation set in `mode' (above, only for 2 and 3)

std::vector< Triplet< T > > *	original
	Array of vectors of thread-local nonzeroes. More...

size_t *	nzb
	Will store rowsums.

double	time
	Will store local timing.

size_t	bytes
	Will store memory use. More...

pthread_mutex_t *	mutex
	Mutex used for synchronisation. More...

pthread_cond_t *	cond
	Condition used for synchronisation. More...

pthread_mutex_t *	end_mutex
	Mutex used for end sync. More...

pthread_cond_t *	end_cond
	Condition used for end sync. More...

size_t *	sync
	Counter used for synchronisation. More...

size_t *	end_sync
	Counter used for end sync. More...

size_t	output_vector_size
	Length of the local output vector. More...

size_t	output_vector_offset
	Offset of the local output vector compared to global indices. More...

T *	local_y
	Pointer to the local output vector. More...

Detailed Description

Shared data for RDScheme threads.

Constructor & Destructor Documentation

template<typename T>

RDScheme_shared_data< T >::RDScheme_shared_data ( )

inline

Base constructor.

Will initialise all to invalid values or NULL.

template<typename T>

RDScheme_shared_data< T >::RDScheme_shared_data	(	size_t	_id,
		size_t	_P,
		std::vector< Triplet< double > > *	_original,
		size_t *	_nzb,
		pthread_mutex_t *	_mutex,
		pthread_cond_t *	_cond,
		pthread_mutex_t *	_end_mutex,
		pthread_cond_t *	_end_cond,
		size_t *	_sync,
		size_t *	_end_sync,
		size_t	_ovsize,
		size_t	_ovoffset
	)

inline

Default constructor.

Parameters

_id	Thread ID.
_P	Number of SPMD processes.
_original	Original set of nonzeroes, split by blocks.
_nzb	Number of sparse blocks.
_mutex	Sync mutex.
_cond	Sync condition.
_end_mutex	End sync mutex.
_end_cond	End sync condition.
_sync	Sync counter.
_end_sync	End sync counter.
_ovsize	Output vector size.
_ovoffset	Output vector start position (global view).