uni20::linalg::reduction_detail Namespace Reference

Classes
struct	HostOutputType
struct	HostOutputType< Output, true >

Concepts
concept	HostOutput
	Reduction output that is either a host scalar or host-writable mdspec.

Typedefs
template<class Output >
using	host_output_t = typename HostOutputType< Output >::type
	Resolved output type used by a host reduction backend probe.

Functions
template<class Output , class Scalar , std::size_t Rank>
consteval bool	output_is_supported ()
	Report whether an output can receive a reduction value of fixed rank.
template<class Output , class Function >
KernelAttempt	with_host_output (Output &output, Function &&function)
	Invoke a synchronous reduction with a resolved host output.
template<class Output , class Scalar >
void	write_host_output (Output &output, Scalar value)
	Store a scalar in either a resolved rank-zero mdspan or C++ scalar.

Typedef Documentation

host_output_t

template<class Output >

using uni20::linalg::reduction_detail::host_output_t = typedef typename HostOutputType<Output>::type

Resolved output type used by a host reduction backend probe.

Function Documentation

output_is_supported()

template<class Output , class Scalar , std::size_t Rank>

consteval bool uni20::linalg::reduction_detail::output_is_supported

(

)

Report whether an output can receive a reduction value of fixed rank.

with_host_output()

template<class Output , class Function >

KernelAttempt uni20::linalg::reduction_detail::with_host_output	(	Output &	output,
		Function &&	function
	)

Invoke a synchronous reduction with a resolved host output.

write_host_output()

template<class Output , class Scalar >

void uni20::linalg::reduction_detail::write_host_output	(	Output &	output,
		Scalar	value
	)

Store a scalar in either a resolved rank-zero mdspan or C++ scalar.