stapl::runtime::reduce< T, BinaryOperation > Class Template Reference

Distributed memory collective reduce. More...

Public Member Functions
template<typename Function >
	reduce (const gang_id gid, const collective_id cid, topology const &t, Function &&f, BinaryOperation op=BinaryOperation{})
	Constructs an reduce object. More...
void	operator() (T const &t)
void	operator() (T &&t)

Public Types
using	value_type = T

Detailed Description

template<typename T, typename BinaryOperation>
class stapl::runtime::reduce< T, BinaryOperation >

Distributed memory collective reduce.

Template Parameters

T	Object type.
BinaryOperation	Binary operation function object type to be applied.

Warning

This class supports only commutative reductions.

See also

collective

Constructor & Destructor Documentation

reduce()

template<typename T, typename BinaryOperation>

template<typename Function >

stapl::runtime::reduce< T, BinaryOperation >::reduce	(	const gang_id	gid,
		const collective_id	cid,
		topology const &	t,
		Function &&	f,
		BinaryOperation	op = BinaryOperation{}
	)

Constructs an reduce object.

Parameters

gid	Id of the gang the collective executes in.
cid	Collective operation id.
t	topology object associated with the gang.
f	Function to call when the collective has finished.
op	Reduction operator.

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

• runtime/communicator/reduce.hpp