Inheritance diagram for TestSystolicMatrixAlgorithm< T >:

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Collaboration diagram for TestSystolicMatrixAlgorithm< T >:

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Public Member Functions
	TestSystolicMatrixAlgorithm (DistributedMatrix< T > &A, int tag)

bool	converged (const TaskThreadEnv &env) const
	Invoked simultaneously by all threads after each sweep to test for convergence.

void	kernel (int i, int j, T rowi, T rowj)
	Threadsafe routine to apply the operation to rows i and j of the matrix.

void	start_iteration_hook (const TaskThreadEnv &env)
	Invoked by all threads at the start of each iteration.

Public Member Functions inherited from madness::SystolicMatrixAlgorithm< T >
	SystolicMatrixAlgorithm (DistributedMatrix< T > &A, int tag, int nthread=ThreadPool::size()+1)
	A must be a column distributed matrix with an even column tile >= 2.

virtual	~SystolicMatrixAlgorithm ()

virtual void	end_iteration_hook (const TaskThreadEnv &env)
	Invoked by all threads at the end of each iteration before convergence test.

int64_t	get_coldim () const
	Returns length of column.

ProcessID	get_rank () const
	Returns rank of this process in the world.

int64_t	get_rowdim () const
	Returns length of row.

World &	get_world () const
	Returns a reference to the world.

void	run (World &world, const TaskThreadEnv &env)
	Invoked by the task queue to run the algorithm with multiple threads.

void	solve_sequential ()
	Invoked by the user to run the algorithm with one thread mostly for debugging.

Public Member Functions inherited from madness::TaskInterface
	TaskInterface (const TaskAttributes &attr)
	Create a new task with zero dependencies and given attributes.

	TaskInterface (int ndepend, const char *caller, const TaskAttributes attr=TaskAttributes())

	TaskInterface (int ndepend=0, const TaskAttributes attr=TaskAttributes())
	Create a new task with ndepend dependencies (default 0) and given attributes.

virtual	~TaskInterface ()

World *	get_world () const

virtual void	run (World &)
	Runs a single-threaded task ... derived classes must implement this.

Public Member Functions inherited from madness::PoolTaskInterface
	PoolTaskInterface ()
	Default constructor.

	PoolTaskInterface (const TaskAttributes &attr)

virtual	~PoolTaskInterface ()=default
	Destructor.

void	execute ()

void	set_nthread (int nthread)
	Call this to reset the number of threads before the task is submitted.

Public Member Functions inherited from madness::TaskAttributes
	TaskAttributes (const TaskAttributes &attr)
	Copy constructor.

	TaskAttributes (unsigned long flags=0)
	Sets the attributes to the desired values.

virtual	~TaskAttributes ()

int	get_nthread () const
	Get the number of threads.

bool	is_generator () const
	Test if the generator attribute is true.

bool	is_high_priority () const
	Test if the high priority attribute is true.

bool	is_stealable () const
	Test if the stealable attribute is true.

template<typename Archive >
void	serialize (Archive &ar)
	Serializes the attributes for I/O.

TaskAttributes &	set_generator (bool generator_hint)
	Sets the generator attribute.

TaskAttributes &	set_highpriority (bool hipri)
	Sets the high priority attribute.

void	set_nthread (int nthread)
	Set the number of threads.

TaskAttributes &	set_stealable (bool stealable)
	Sets the stealable attribute.

Public Member Functions inherited from madness::DependencyInterface
	DependencyInterface (int ndep, const char *caller)

	DependencyInterface (int ndep=0)

virtual	~DependencyInterface ()
	Destructor.

void	dec ()
	Decrement the number of dependencies and invoke the callback if `ndepend==0`.

void	dec_debug (const char *caller)

void	inc ()
	Increment the number of dependencies.

void	inc_debug (const char *caller)
	Same as inc(), but keeps track of `caller`; calling dec_debug() will signal error if no matching inc_debug() had been invoked

int	ndep () const
	Returns the number of unsatisfied dependencies.

void	notify ()
	Invoked by callbacks to notify of dependencies being satisfied.

void	notify_debug (const char *caller)
	Overload of CallbackInterface::notify_debug(), updates dec()

bool	probe () const
	Returns true if `ndepend == 0` (no unsatisfied dependencies).

void	register_callback (CallbackInterface *callback)
	Registers a callback that will be executed when `ndepend==0`; immediately invoked if `ndepend==0`.

void	register_final_callback (CallbackInterface *callback)
	Registers the final callback to be executed when `ndepend==0`; immediately invoked if `ndepend==0`.

Public Member Functions inherited from madness::CallbackInterface
virtual	~CallbackInterface ()

Private Attributes
volatile int	niter

Additional Inherited Members
Static Public Member Functions inherited from madness::TaskAttributes
static TaskAttributes	generator ()

static TaskAttributes	hipri ()

static TaskAttributes	multi_threaded (int nthread)

Static Public Attributes inherited from madness::TaskInterface
static bool	debug = false

Static Public Attributes inherited from madness::TaskAttributes
static const unsigned long	GENERATOR = 1ul<<8
	Mask for generator bit.

static const unsigned long	HIGHPRIORITY = GENERATOR<<2
	Mask for priority bit.

static const unsigned long	NTHREAD = 0xff
	Mask for nthread byte.

static const unsigned long	STEALABLE = GENERATOR<<1
	Mask for stealable bit.

Protected Member Functions inherited from madness::TaskInterface
virtual void	run (const TaskThreadEnv &env)
	Override this method to implement a multi-threaded task.

Protected Member Functions inherited from madness::CallbackInterface
virtual void	notify_debug_impl (const char *caller)

Static Protected Member Functions inherited from madness::PoolTaskInterface
template<typename fnobjT >
static std::enable_if<!(detail::function_traits< fnobjT >::value\|\|detail::memfunc_traits< fnobjT >::value)>::type	make_id (std::pair< void *, unsigned short > &id, const fnobjT &)

template<typename fnT >
static std::enable_if< detail::function_traits< fnT >::value\|\|detail::memfunc_traits< fnT >::value >::type	make_id (std::pair< void *, unsigned short > &id, fnT fn)

Constructor & Destructor Documentation

◆ TestSystolicMatrixAlgorithm()

template<typename T >

TestSystolicMatrixAlgorithm< T >::TestSystolicMatrixAlgorithm	(	DistributedMatrix< T > &	A,
		int	tag
	)

inline

References madness::print().

Member Function Documentation

◆ converged()

template<typename T >

bool TestSystolicMatrixAlgorithm< T >::converged ( const TaskThreadEnv & env ) const

inlinevirtual

Invoked simultaneously by all threads after each sweep to test for convergence.

There is a thread barrier before and after the invocation of this routine

Parameters

[in] env The madness thread environment in case synchronization between threads is needed during computation of the convergence condition.

Implements madness::SystolicMatrixAlgorithm< T >.

References madness::TaskThreadEnv::id(), TestSystolicMatrixAlgorithm< T >::niter, and madness::print().

◆ kernel()

template<typename T >

void TestSystolicMatrixAlgorithm< T >::kernel	(	int	i,
		int	j,
		T *	rowi,
		T *	rowj
	)

inlinevirtual

Threadsafe routine to apply the operation to rows i and j of the matrix.

Parameters

[in]	i	First row index in the matrix
[in]	j	Second row index in the matrix
[in]	rowi	Pointer to row `i` of the matrix (to be modified by kernel in-place)
[in]	rowj	Pointer to row `j` of the matrix (to be modified by kernel in-place)