viennacl::linalg::host_based::detail Namespace Reference

Helper functions for the host-based linear algebra backend. More...

Namespaces
	fft

Classes
class	matrix_array_wrapper
	Helper array for accessing a strided submatrix embedded in a larger matrix. More...
class	vector_array_wrapper
	Helper class for accessing a strided subvector of a larger vector. More...

Functions
template<typename ResultT , typename VectorT >
ResultT *	extract_raw_pointer (VectorT &vec)
template<typename ResultT , typename VectorT >
ResultT const *	extract_raw_pointer (VectorT const &vec)
template<typename MatrixT1 , typename MatrixT2 >
void	upper_inplace_solve_matrix (MatrixT1 &A, MatrixT2 &B, vcl_size_t A_size, vcl_size_t B_size, bool unit_diagonal)
template<typename MatrixT1 , typename MatrixT2 >
void	inplace_solve_matrix (MatrixT1 &A, MatrixT2 &B, vcl_size_t A_size, vcl_size_t B_size, viennacl::linalg::unit_upper_tag)
template<typename MatrixT1 , typename MatrixT2 >
void	inplace_solve_matrix (MatrixT1 &A, MatrixT2 &B, vcl_size_t A_size, vcl_size_t B_size, viennacl::linalg::upper_tag)
template<typename MatrixT1 , typename MatrixT2 >
void	lower_inplace_solve_matrix (MatrixT1 &A, MatrixT2 &B, vcl_size_t A_size, vcl_size_t B_size, bool unit_diagonal)
template<typename MatrixT1 , typename MatrixT2 >
void	inplace_solve_matrix (MatrixT1 &A, MatrixT2 &B, vcl_size_t A_size, vcl_size_t B_size, viennacl::linalg::unit_lower_tag)
template<typename MatrixT1 , typename MatrixT2 >
void	inplace_solve_matrix (MatrixT1 &A, MatrixT2 &B, vcl_size_t A_size, vcl_size_t B_size, viennacl::linalg::lower_tag)
template<typename MatrixT , typename VectorT >
void	upper_inplace_solve_vector (MatrixT &A, VectorT &b, vcl_size_t A_size, bool unit_diagonal)
template<typename MatrixT , typename VectorT >
void	inplace_solve_vector (MatrixT &A, VectorT &b, vcl_size_t A_size, viennacl::linalg::unit_upper_tag)
template<typename MatrixT , typename VectorT >
void	inplace_solve_vector (MatrixT &A, VectorT &b, vcl_size_t A_size, viennacl::linalg::upper_tag)
template<typename MatrixT , typename VectorT >
void	lower_inplace_solve_vector (MatrixT &A, VectorT &b, vcl_size_t A_size, bool unit_diagonal)
template<typename MatrixT , typename VectorT >
void	inplace_solve_vector (MatrixT &A, VectorT &b, vcl_size_t A_size, viennacl::linalg::unit_lower_tag)
template<typename MatrixT , typename VectorT >
void	inplace_solve_vector (MatrixT &A, VectorT &b, vcl_size_t A_size, viennacl::linalg::lower_tag)
template<typename NumericT >
void	pipelined_prod_impl (compressed_matrix< NumericT > const &A, vector_base< NumericT > const &p, vector_base< NumericT > &Ap, NumericT const *r0star, vector_base< NumericT > &inner_prod_buffer, vcl_size_t buffer_chunk_size, vcl_size_t buffer_chunk_offset)
	Implementation of a fused matrix-vector product with a compressed_matrix for an efficient pipelined CG algorithm. More...
template<typename NumericT >
void	pipelined_prod_impl (coordinate_matrix< NumericT > const &A, vector_base< NumericT > const &p, vector_base< NumericT > &Ap, NumericT const *r0star, vector_base< NumericT > &inner_prod_buffer, vcl_size_t buffer_chunk_size, vcl_size_t buffer_chunk_offset)
	Implementation of a fused matrix-vector product with a coordinate_matrix for an efficient pipelined CG algorithm. More...
template<typename NumericT >
void	pipelined_prod_impl (ell_matrix< NumericT > const &A, vector_base< NumericT > const &p, vector_base< NumericT > &Ap, NumericT const *r0star, vector_base< NumericT > &inner_prod_buffer, vcl_size_t buffer_chunk_size, vcl_size_t buffer_chunk_offset)
	Implementation of a fused matrix-vector product with an ell_matrix for an efficient pipelined CG algorithm. More...
template<typename NumericT , typename IndexT >
void	pipelined_prod_impl (sliced_ell_matrix< NumericT, IndexT > const &A, vector_base< NumericT > const &p, vector_base< NumericT > &Ap, NumericT const *r0star, vector_base< NumericT > &inner_prod_buffer, vcl_size_t buffer_chunk_size, vcl_size_t buffer_chunk_offset)
	Implementation of a fused matrix-vector product with an sliced_ell_matrix for an efficient pipelined CG algorithm. More...
template<typename NumericT >
void	pipelined_prod_impl (hyb_matrix< NumericT > const &A, vector_base< NumericT > const &p, vector_base< NumericT > &Ap, NumericT const *r0star, vector_base< NumericT > &inner_prod_buffer, vcl_size_t buffer_chunk_size, vcl_size_t buffer_chunk_offset)
	Implementation of a fused matrix-vector product with an hyb_matrix for an efficient pipelined CG algorithm. More...
template<typename MatrixAccT1 , typename MatrixAccT2 , typename MatrixAccT3 , typename NumericT >
void	prod (MatrixAccT1 &A, MatrixAccT2 &B, MatrixAccT3 &C, vcl_size_t C_size1, vcl_size_t C_size2, vcl_size_t A_size2, NumericT alpha, NumericT beta)
template<typename NumericT >
void	level_scheduling_substitute (vector< NumericT > &vec, viennacl::backend::mem_handle const &row_index_array, viennacl::backend::mem_handle const &row_buffer, viennacl::backend::mem_handle const &col_buffer, viennacl::backend::mem_handle const &element_buffer, vcl_size_t num_rows)
template<typename NumericT , unsigned int AlignmentV>
void	row_info (compressed_matrix< NumericT, AlignmentV > const &mat, vector_base< NumericT > &vec, viennacl::linalg::detail::row_info_types info_selector)
template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >
void	csr_inplace_solve (IndexArrayT const &row_buffer, IndexArrayT const &col_buffer, ConstScalarArrayT const &element_buffer, ScalarArrayT &vec_buffer, vcl_size_t num_cols, viennacl::linalg::unit_lower_tag)
template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >
void	csr_inplace_solve (IndexArrayT const &row_buffer, IndexArrayT const &col_buffer, ConstScalarArrayT const &element_buffer, ScalarArrayT &vec_buffer, vcl_size_t num_cols, viennacl::linalg::lower_tag)
template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >
void	csr_inplace_solve (IndexArrayT const &row_buffer, IndexArrayT const &col_buffer, ConstScalarArrayT const &element_buffer, ScalarArrayT &vec_buffer, vcl_size_t num_cols, viennacl::linalg::unit_upper_tag)
template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >
void	csr_inplace_solve (IndexArrayT const &row_buffer, IndexArrayT const &col_buffer, ConstScalarArrayT const &element_buffer, ScalarArrayT &vec_buffer, vcl_size_t num_cols, viennacl::linalg::upper_tag)
template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >
void	csr_trans_inplace_solve (IndexArrayT const &row_buffer, IndexArrayT const &col_buffer, ConstScalarArrayT const &element_buffer, ScalarArrayT &vec_buffer, vcl_size_t num_cols, viennacl::linalg::unit_lower_tag)
template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >
void	csr_trans_inplace_solve (IndexArrayT const &row_buffer, IndexArrayT const &col_buffer, ConstScalarArrayT const &element_buffer, ScalarArrayT &vec_buffer, vcl_size_t num_cols, viennacl::linalg::lower_tag)
template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >
void	csr_trans_inplace_solve (IndexArrayT const &row_buffer, IndexArrayT const &col_buffer, ConstScalarArrayT const &element_buffer, ScalarArrayT &vec_buffer, vcl_size_t num_cols, viennacl::linalg::unit_upper_tag)
template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >
void	csr_trans_inplace_solve (IndexArrayT const &row_buffer, IndexArrayT const &col_buffer, ConstScalarArrayT const &element_buffer, ScalarArrayT &vec_buffer, vcl_size_t num_cols, viennacl::linalg::upper_tag)
template<typename NumericT , unsigned int AlignmentV>
void	block_inplace_solve (const matrix_expression< const compressed_matrix< NumericT, AlignmentV >, const compressed_matrix< NumericT, AlignmentV >, op_trans > &L, viennacl::backend::mem_handle const &, vcl_size_t, vector_base< NumericT > const &, vector_base< NumericT > &vec, viennacl::linalg::unit_lower_tag)
template<typename NumericT , unsigned int AlignmentV>
void	block_inplace_solve (const matrix_expression< const compressed_matrix< NumericT, AlignmentV >, const compressed_matrix< NumericT, AlignmentV >, op_trans > &L, viennacl::backend::mem_handle const &, vcl_size_t, vector_base< NumericT > const &L_diagonal, vector_base< NumericT > &vec, viennacl::linalg::lower_tag)
template<typename NumericT , unsigned int AlignmentV>
void	block_inplace_solve (const matrix_expression< const compressed_matrix< NumericT, AlignmentV >, const compressed_matrix< NumericT, AlignmentV >, op_trans > &U, viennacl::backend::mem_handle const &, vcl_size_t, vector_base< NumericT > const &, vector_base< NumericT > &vec, viennacl::linalg::unit_upper_tag)
template<typename NumericT , unsigned int AlignmentV>
void	block_inplace_solve (const matrix_expression< const compressed_matrix< NumericT, AlignmentV >, const compressed_matrix< NumericT, AlignmentV >, op_trans > &U, viennacl::backend::mem_handle const &, vcl_size_t, vector_base< NumericT > const &U_diagonal, vector_base< NumericT > &vec, viennacl::linalg::upper_tag)
template<typename NumericT , unsigned int AlignmentV>
void	row_info (coordinate_matrix< NumericT, AlignmentV > const &mat, vector_base< NumericT > &vec, viennacl::linalg::detail::row_info_types info_selector)
template<typename NumericT >
NumericT	flip_sign (NumericT val)
unsigned long	flip_sign (unsigned long val)
unsigned int	flip_sign (unsigned int val)
unsigned short	flip_sign (unsigned short val)
unsigned char	flip_sign (unsigned char val)
template<typename NumericT >
void	vector_scan_impl (vector_base< NumericT > const &vec1, vector_base< NumericT > &vec2, bool is_inclusive)
	Implementation of inclusive_scan and exclusive_scan for the host (OpenMP) backend. More...

Detailed Description

Helper functions for the host-based linear algebra backend.

Function Documentation

template<typename NumericT , unsigned int AlignmentV>

void viennacl::linalg::host_based::detail::block_inplace_solve	(	const matrix_expression< const compressed_matrix< NumericT, AlignmentV >, const compressed_matrix< NumericT, AlignmentV >, op_trans > &	L,
		viennacl::backend::mem_handle const &	,
		vcl_size_t	,
		vector_base< NumericT > const &	,
		vector_base< NumericT > &	vec,
		viennacl::linalg::unit_lower_tag
	)

Definition at line 814 of file sparse_matrix_operations.hpp.

template<typename NumericT , unsigned int AlignmentV>

void viennacl::linalg::host_based::detail::block_inplace_solve	(	const matrix_expression< const compressed_matrix< NumericT, AlignmentV >, const compressed_matrix< NumericT, AlignmentV >, op_trans > &	L,
		viennacl::backend::mem_handle const &	,
		vcl_size_t	,
		vector_base< NumericT > const &	L_diagonal,
		vector_base< NumericT > &	vec,
		viennacl::linalg::lower_tag
	)

Definition at line 845 of file sparse_matrix_operations.hpp.

template<typename NumericT , unsigned int AlignmentV>

void viennacl::linalg::host_based::detail::block_inplace_solve	(	const matrix_expression< const compressed_matrix< NumericT, AlignmentV >, const compressed_matrix< NumericT, AlignmentV >, op_trans > &	U,
		viennacl::backend::mem_handle const &	,
		vcl_size_t	,
		vector_base< NumericT > const &	,
		vector_base< NumericT > &	vec,
		viennacl::linalg::unit_upper_tag
	)

Definition at line 881 of file sparse_matrix_operations.hpp.

template<typename NumericT , unsigned int AlignmentV>

void viennacl::linalg::host_based::detail::block_inplace_solve	(	const matrix_expression< const compressed_matrix< NumericT, AlignmentV >, const compressed_matrix< NumericT, AlignmentV >, op_trans > &	U,
		viennacl::backend::mem_handle const &	,
		vcl_size_t	,
		vector_base< NumericT > const &	U_diagonal,
		vector_base< NumericT > &	vec,
		viennacl::linalg::upper_tag
	)

Definition at line 914 of file sparse_matrix_operations.hpp.

template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >

void viennacl::linalg::host_based::detail::csr_inplace_solve	(	IndexArrayT const &	row_buffer,
		IndexArrayT const &	col_buffer,
		ConstScalarArrayT const &	element_buffer,
		ScalarArrayT &	vec_buffer,
		vcl_size_t	num_cols,
		viennacl::linalg::unit_lower_tag
	)

Definition at line 484 of file sparse_matrix_operations.hpp.

template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >

void viennacl::linalg::host_based::detail::csr_inplace_solve	(	IndexArrayT const &	row_buffer,
		IndexArrayT const &	col_buffer,
		ConstScalarArrayT const &	element_buffer,
		ScalarArrayT &	vec_buffer,
		vcl_size_t	num_cols,
		viennacl::linalg::lower_tag
	)

Definition at line 508 of file sparse_matrix_operations.hpp.

template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >

void viennacl::linalg::host_based::detail::csr_inplace_solve	(	IndexArrayT const &	row_buffer,
		IndexArrayT const &	col_buffer,
		ConstScalarArrayT const &	element_buffer,
		ScalarArrayT &	vec_buffer,
		vcl_size_t	num_cols,
		viennacl::linalg::unit_upper_tag
	)

Definition at line 539 of file sparse_matrix_operations.hpp.

template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >

void viennacl::linalg::host_based::detail::csr_inplace_solve	(	IndexArrayT const &	row_buffer,
		IndexArrayT const &	col_buffer,
		ConstScalarArrayT const &	element_buffer,
		ScalarArrayT &	vec_buffer,
		vcl_size_t	num_cols,
		viennacl::linalg::upper_tag
	)

Definition at line 563 of file sparse_matrix_operations.hpp.

template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >

void viennacl::linalg::host_based::detail::csr_trans_inplace_solve	(	IndexArrayT const &	row_buffer,
		IndexArrayT const &	col_buffer,
		ConstScalarArrayT const &	element_buffer,
		ScalarArrayT &	vec_buffer,
		vcl_size_t	num_cols,
		viennacl::linalg::unit_lower_tag
	)

Definition at line 686 of file sparse_matrix_operations.hpp.

template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >

void viennacl::linalg::host_based::detail::csr_trans_inplace_solve	(	IndexArrayT const &	row_buffer,
		IndexArrayT const &	col_buffer,
		ConstScalarArrayT const &	element_buffer,
		ScalarArrayT &	vec_buffer,
		vcl_size_t	num_cols,
		viennacl::linalg::lower_tag
	)

Definition at line 709 of file sparse_matrix_operations.hpp.

template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >

void viennacl::linalg::host_based::detail::csr_trans_inplace_solve	(	IndexArrayT const &	row_buffer,
		IndexArrayT const &	col_buffer,
		ConstScalarArrayT const &	element_buffer,
		ScalarArrayT &	vec_buffer,
		vcl_size_t	num_cols,
		viennacl::linalg::unit_upper_tag
	)

Definition at line 747 of file sparse_matrix_operations.hpp.

template<typename NumericT , typename ConstScalarArrayT , typename ScalarArrayT , typename IndexArrayT >

void viennacl::linalg::host_based::detail::csr_trans_inplace_solve	(	IndexArrayT const &	row_buffer,
		IndexArrayT const &	col_buffer,
		ConstScalarArrayT const &	element_buffer,
		ScalarArrayT &	vec_buffer,
		vcl_size_t	num_cols,
		viennacl::linalg::upper_tag
	)

Definition at line 772 of file sparse_matrix_operations.hpp.

template<typename ResultT , typename VectorT >

ResultT* viennacl::linalg::host_based::detail::extract_raw_pointer

(

VectorT &

vec

)

Definition at line 37 of file common.hpp.

template<typename ResultT , typename VectorT >

ResultT const* viennacl::linalg::host_based::detail::extract_raw_pointer

(

VectorT const &

vec

)

Definition at line 43 of file common.hpp.

template<typename NumericT >

NumericT viennacl::linalg::host_based::detail::flip_sign

(

NumericT

val

)

Definition at line 57 of file vector_operations.hpp.

unsigned long viennacl::linalg::host_based::detail::flip_sign ( unsigned long  val )

inline

Definition at line 58 of file vector_operations.hpp.

unsigned int viennacl::linalg::host_based::detail::flip_sign ( unsigned int  val )

inline

Definition at line 59 of file vector_operations.hpp.

unsigned short viennacl::linalg::host_based::detail::flip_sign ( unsigned short  val )

inline

Definition at line 60 of file vector_operations.hpp.

unsigned char viennacl::linalg::host_based::detail::flip_sign ( unsigned char  val )

inline

Definition at line 61 of file vector_operations.hpp.

template<typename MatrixT1 , typename MatrixT2 >

void viennacl::linalg::host_based::detail::inplace_solve_matrix	(	MatrixT1 &	A,
		MatrixT2 &	B,
		vcl_size_t	A_size,
		vcl_size_t	B_size,
		viennacl::linalg::unit_upper_tag
	)

Definition at line 68 of file direct_solve.hpp.

template<typename MatrixT1 , typename MatrixT2 >

void viennacl::linalg::host_based::detail::inplace_solve_matrix	(	MatrixT1 &	A,
		MatrixT2 &	B,
		vcl_size_t	A_size,
		vcl_size_t	B_size,
		viennacl::linalg::upper_tag
	)

Definition at line 74 of file direct_solve.hpp.

template<typename MatrixT1 , typename MatrixT2 >

void viennacl::linalg::host_based::detail::inplace_solve_matrix	(	MatrixT1 &	A,
		MatrixT2 &	B,
		vcl_size_t	A_size,
		vcl_size_t	B_size,
		viennacl::linalg::unit_lower_tag
	)

Definition at line 106 of file direct_solve.hpp.

template<typename MatrixT1 , typename MatrixT2 >

void viennacl::linalg::host_based::detail::inplace_solve_matrix	(	MatrixT1 &	A,
		MatrixT2 &	B,
		vcl_size_t	A_size,
		vcl_size_t	B_size,
		viennacl::linalg::lower_tag
	)

Definition at line 112 of file direct_solve.hpp.

template<typename MatrixT , typename VectorT >

void viennacl::linalg::host_based::detail::inplace_solve_vector	(	MatrixT &	A,
		VectorT &	b,
		vcl_size_t	A_size,
		viennacl::linalg::unit_upper_tag
	)

Definition at line 219 of file direct_solve.hpp.

template<typename MatrixT , typename VectorT >

void viennacl::linalg::host_based::detail::inplace_solve_vector	(	MatrixT &	A,
		VectorT &	b,
		vcl_size_t	A_size,
		viennacl::linalg::upper_tag
	)

Definition at line 225 of file direct_solve.hpp.

template<typename MatrixT , typename VectorT >

void viennacl::linalg::host_based::detail::inplace_solve_vector	(	MatrixT &	A,
		VectorT &	b,
		vcl_size_t	A_size,
		viennacl::linalg::unit_lower_tag
	)

Definition at line 252 of file direct_solve.hpp.

template<typename MatrixT , typename VectorT >

void viennacl::linalg::host_based::detail::inplace_solve_vector	(	MatrixT &	A,
		VectorT &	b,
		vcl_size_t	A_size,
		viennacl::linalg::lower_tag
	)

Definition at line 258 of file direct_solve.hpp.

template<typename NumericT >

void viennacl::linalg::host_based::detail::level_scheduling_substitute	(	vector< NumericT > &	vec,
		viennacl::backend::mem_handle const &	row_index_array,
		viennacl::backend::mem_handle const &	row_buffer,
		viennacl::backend::mem_handle const &	col_buffer,
		viennacl::backend::mem_handle const &	element_buffer,
		vcl_size_t	num_rows
	)

Definition at line 42 of file misc_operations.hpp.

template<typename MatrixT1 , typename MatrixT2 >

void viennacl::linalg::host_based::detail::lower_inplace_solve_matrix	(	MatrixT1 &	A,
		MatrixT2 &	B,
		vcl_size_t	A_size,
		vcl_size_t	B_size,
		bool	unit_diagonal
	)

Definition at line 83 of file direct_solve.hpp.

template<typename MatrixT , typename VectorT >

void viennacl::linalg::host_based::detail::lower_inplace_solve_vector	(	MatrixT &	A,
		VectorT &	b,
		vcl_size_t	A_size,
		bool	unit_diagonal
	)

Definition at line 234 of file direct_solve.hpp.

template<typename NumericT >

void viennacl::linalg::host_based::detail::pipelined_prod_impl	(	compressed_matrix< NumericT > const &	A,
		vector_base< NumericT > const &	p,
		vector_base< NumericT > &	Ap,
		NumericT const *	r0star,
		vector_base< NumericT > &	inner_prod_buffer,
		vcl_size_t	buffer_chunk_size,
		vcl_size_t	buffer_chunk_offset
	)

Implementation of a fused matrix-vector product with a compressed_matrix for an efficient pipelined CG algorithm.

This routines computes for a matrix A and vectors 'p', 'Ap', and 'r0': Ap = prod(A, p); and computes the two reduction stages for computing inner_prod(p,Ap), inner_prod(Ap,Ap), inner_prod(Ap, r0)

Definition at line 61 of file iterative_operations.hpp.

template<typename NumericT >

void viennacl::linalg::host_based::detail::pipelined_prod_impl	(	coordinate_matrix< NumericT > const &	A,
		vector_base< NumericT > const &	p,
		vector_base< NumericT > &	Ap,
		NumericT const *	r0star,
		vector_base< NumericT > &	inner_prod_buffer,
		vcl_size_t	buffer_chunk_size,
		vcl_size_t	buffer_chunk_offset
	)

Implementation of a fused matrix-vector product with a coordinate_matrix for an efficient pipelined CG algorithm.

This routines computes for a matrix A and vectors 'p', 'Ap', and 'r0': Ap = prod(A, p); and computes the two reduction stages for computing inner_prod(p,Ap), inner_prod(Ap,Ap), inner_prod(Ap, r0)

Definition at line 112 of file iterative_operations.hpp.

template<typename NumericT >

void viennacl::linalg::host_based::detail::pipelined_prod_impl	(	ell_matrix< NumericT > const &	A,
		vector_base< NumericT > const &	p,
		vector_base< NumericT > &	Ap,
		NumericT const *	r0star,
		vector_base< NumericT > &	inner_prod_buffer,
		vcl_size_t	buffer_chunk_size,
		vcl_size_t	buffer_chunk_offset
	)

Implementation of a fused matrix-vector product with an ell_matrix for an efficient pipelined CG algorithm.

This routines computes for a matrix A and vectors 'p', 'Ap', and 'r0': Ap = prod(A, p); and computes the two reduction stages for computing inner_prod(p,Ap), inner_prod(Ap,Ap), inner_prod(Ap, r0)

Definition at line 165 of file iterative_operations.hpp.

template<typename NumericT , typename IndexT >

void viennacl::linalg::host_based::detail::pipelined_prod_impl	(	sliced_ell_matrix< NumericT, IndexT > const &	A,
		vector_base< NumericT > const &	p,
		vector_base< NumericT > &	Ap,
		NumericT const *	r0star,
		vector_base< NumericT > &	inner_prod_buffer,
		vcl_size_t	buffer_chunk_size,
		vcl_size_t	buffer_chunk_offset
	)

Implementation of a fused matrix-vector product with an sliced_ell_matrix for an efficient pipelined CG algorithm.

This routines computes for a matrix A and vectors 'p', 'Ap', and 'r0': Ap = prod(A, p); and computes the two reduction stages for computing inner_prod(p,Ap), inner_prod(Ap,Ap), inner_prod(Ap, r0)

Definition at line 218 of file iterative_operations.hpp.

template<typename NumericT >

void viennacl::linalg::host_based::detail::pipelined_prod_impl	(	hyb_matrix< NumericT > const &	A,
		vector_base< NumericT > const &	p,
		vector_base< NumericT > &	Ap,
		NumericT const *	r0star,
		vector_base< NumericT > &	inner_prod_buffer,
		vcl_size_t	buffer_chunk_size,
		vcl_size_t	buffer_chunk_offset
	)

Implementation of a fused matrix-vector product with an hyb_matrix for an efficient pipelined CG algorithm.

This routines computes for a matrix A and vectors 'p', 'Ap', and 'r0': Ap = prod(A, p); and computes the two reduction stages for computing inner_prod(p,Ap), inner_prod(Ap,Ap), inner_prod(Ap, r0)

Definition at line 294 of file iterative_operations.hpp.

template<typename MatrixAccT1 , typename MatrixAccT2 , typename MatrixAccT3 , typename NumericT >

void viennacl::linalg::host_based::detail::prod	(	MatrixAccT1 &	A,
		MatrixAccT2 &	B,
		MatrixAccT3 &	C,
		vcl_size_t	C_size1,
		vcl_size_t	C_size2,
		vcl_size_t	A_size2,
		NumericT	alpha,
		NumericT	beta
	)

Definition at line 1015 of file matrix_operations.hpp.

template<typename NumericT , unsigned int AlignmentV>

void viennacl::linalg::host_based::detail::row_info	(	compressed_matrix< NumericT, AlignmentV > const &	mat,
		vector_base< NumericT > &	vec,
		viennacl::linalg::detail::row_info_types	info_selector
	)

Definition at line 53 of file sparse_matrix_operations.hpp.

template<typename NumericT , unsigned int AlignmentV>

void viennacl::linalg::host_based::detail::row_info	(	coordinate_matrix< NumericT, AlignmentV > const &	mat,
		vector_base< NumericT > &	vec,
		viennacl::linalg::detail::row_info_types	info_selector
	)

Definition at line 1088 of file sparse_matrix_operations.hpp.

template<typename MatrixT1 , typename MatrixT2 >

void viennacl::linalg::host_based::detail::upper_inplace_solve_matrix	(	MatrixT1 &	A,
		MatrixT2 &	B,
		vcl_size_t	A_size,
		vcl_size_t	B_size,
		bool	unit_diagonal
	)

Definition at line 43 of file direct_solve.hpp.

template<typename MatrixT , typename VectorT >

void viennacl::linalg::host_based::detail::upper_inplace_solve_vector	(	MatrixT &	A,
		VectorT &	b,
		vcl_size_t	A_size,
		bool	unit_diagonal
	)

Definition at line 199 of file direct_solve.hpp.

template<typename NumericT >

void viennacl::linalg::host_based::detail::vector_scan_impl	(	vector_base< NumericT > const &	vec1,
		vector_base< NumericT > &	vec2,
		bool	is_inclusive
	)

Implementation of inclusive_scan and exclusive_scan for the host (OpenMP) backend.

Definition at line 963 of file vector_operations.hpp.