num::kernel::reduce Namespace Reference

Functions
real	l1_norm (const Vector &x, seq_t) noexcept
	Sequential: calls raw::l1_norm (routes to cblas_dasum when BLAS available; otherwise auto-vectorizable seq loop).
real	l1_norm (const Vector &x, par_t)
	Parallel: OMP reduction(+) over abs values; falls back to seq_t when NUMERICS_HAS_OMP is not defined.
real	l1_norm (const Vector &x)
	Default policy.
real	linf_norm (const Vector &x, seq_t) noexcept
	Sequential: calls raw::linf_norm (routes to cblas_idamax when BLAS available; otherwise plain max loop).
real	linf_norm (const Vector &x, par_t)
	Parallel: OMP reduction(max) over abs values; falls back to seq_t when NUMERICS_HAS_OMP is not defined.
real	linf_norm (const Vector &x)
	Default policy.
real	sum (const Vector &x, seq_t) noexcept
	Sequential: auto-vectorizable summation loop (no BLAS equivalent).
real	sum (const Vector &x, par_t)
	Parallel: OMP reduction(+) over x[i]; falls back to seq_t when NUMERICS_HAS_OMP is not defined.
real	sum (const Vector &x)
	Default policy.

Function Documentation

l1_norm() [1/3]

real num::kernel::reduce::l1_norm ( const Vector &  x )

inline

Default policy.

Definition at line 37 of file reduce.hpp.

References l1_norm().

l1_norm() [2/3]

real num::kernel::reduce::l1_norm	(	const Vector &	x,
		par_t
	)

Parallel: OMP reduction(+) over abs values; falls back to seq_t when NUMERICS_HAS_OMP is not defined.

Definition at line 24 of file reduce.cpp.

References num::BasicVector< T >::data(), l1_norm(), and num::BasicVector< T >::size().

l1_norm() [3/3]

real num::kernel::reduce::l1_norm ( const Vector &  x, seq_t    )

noexcept

Sequential: calls raw::l1_norm (routes to cblas_dasum when BLAS available; otherwise auto-vectorizable seq loop).

Definition at line 20 of file reduce.cpp.

References num::kernel::raw::l1_norm().

Referenced by l1_norm(), and l1_norm().

linf_norm() [1/3]

real num::kernel::reduce::linf_norm ( const Vector &  x )

inline

Default policy.

Definition at line 54 of file reduce.hpp.

References linf_norm().

linf_norm() [2/3]

real num::kernel::reduce::linf_norm	(	const Vector &	x,
		par_t
	)

Parallel: OMP reduction(max) over abs values; falls back to seq_t when NUMERICS_HAS_OMP is not defined.

Definition at line 47 of file reduce.cpp.

References num::BasicVector< T >::data(), linf_norm(), and num::BasicVector< T >::size().

linf_norm() [3/3]

real num::kernel::reduce::linf_norm ( const Vector &  x, seq_t    )

noexcept

Sequential: calls raw::linf_norm (routes to cblas_idamax when BLAS available; otherwise plain max loop).

Definition at line 43 of file reduce.cpp.

References num::kernel::raw::linf_norm().

Referenced by linf_norm(), and linf_norm().

sum() [1/3]

real num::kernel::reduce::sum ( const Vector &  x )

inline

Default policy.

Definition at line 70 of file reduce.hpp.

References sum().

sum() [2/3]

real num::kernel::reduce::sum	(	const Vector &	x,
		par_t
	)

Parallel: OMP reduction(+) over x[i]; falls back to seq_t when NUMERICS_HAS_OMP is not defined.

Definition at line 73 of file reduce.cpp.

References num::BasicVector< T >::data(), num::BasicVector< T >::size(), and sum().

sum() [3/3]

real num::kernel::reduce::sum ( const Vector &  x, seq_t    )

noexcept

Sequential: auto-vectorizable summation loop (no BLAS equivalent).

Definition at line 69 of file reduce.cpp.

References num::kernel::raw::sum().

Referenced by sum(), and sum().