bvec_scompute.c File Reference

#include "common.h"
#include <math.h>
#include "lapacke.h"
#include "bcsc/bcsc.h"
#include "bcsc_s.h"
#include "order/order_internal.h"
#include "frobeniusupdate.h"
#include "cblas.h"
#include "blend/solver.h"

Go to the source code of this file.

Functions
static void	pthread_bvec_snrm2 (isched_thread_t *ctx, void *args)
	Compute the norm 2 of a vector. (Parallel version) More...
static void	pthread_bvec_sscal (isched_thread_t *ctx, void *args)
	Scale a vector (Parallel version) More...
static void	pthread_bvec_saxpy (isched_thread_t *ctx, void *args)
	Compute y <- alpha * x + y (Parallel version). More...
static void	pthread_bvec_sdot (isched_thread_t *ctx, void *args)
	Compute the scalar product x.y. (Parallel version) More...
static void	pthread_bvec_scopy (isched_thread_t *ctx, void *args)
	Copy a vector y = x (parallel version) More...
static void	pthread_bvec_sgemv (isched_thread_t *ctx, void *args)
	Compute. More...
PastixFloat vector(s) operations
float	bvec_snrm2_seq (pastix_data_t *pastix_data, pastix_int_t n, const float *x)
	Compute the norm 2 of a vector. (Sequential version) More...
float	bvec_snrm2_smp (pastix_data_t *pastix_data, pastix_int_t n, const float *x)
	Compute the norm 2 of a vector. (Parallel version) More...
void	bvec_sscal_seq (pastix_data_t *pastix_data, pastix_int_t n, float alpha, float *x)
	Scale a vector by the scalar alpha. (Sequential version) More...
void	bvec_sscal_smp (pastix_data_t *pastix_data, pastix_int_t n, float alpha, float *x)
	Scale a vector (Parallel version) More...
void	bvec_saxpy_seq (pastix_data_t *pastix_data, pastix_int_t n, float alpha, const float *x, float *y)
	Compute y <- alpha * x + y. (Sequential version) More...
void	bvec_saxpy_smp (pastix_data_t *pastix_data, pastix_int_t n, float alpha, const float *x, float *y)
	Perform y = alpha * x + y (Parallel version) More...
float	bvec_sdot_seq (pastix_data_t *pastix_data, pastix_int_t n, const float *x, const float *y)
	Compute the scalar product x.y. (Sequential version) More...
float	bvec_sdot_smp (pastix_data_t *pastix_data, pastix_int_t n, const float *x, const float *y)
	Compute a regular scalar product x.y (Parallel version) More...
void	bvec_scopy_seq (pastix_data_t *pastix_data, pastix_int_t n, const float *x, float *y)
	Copy a vector y = x (Sequential version) More...
void	bvec_scopy_smp (pastix_data_t *pastix_data, pastix_int_t n, const float *x, float *y)
	Copy a vector y = x (parallel version) More...
void	bvec_sgemv_seq (pastix_data_t *pastix_data, pastix_int_t m, pastix_int_t n, float alpha, const float *A, pastix_int_t lda, const float *x, float beta, float *y)
	Compute. More...
void	bvec_sgemv_smp (pastix_data_t *pastix_data, pastix_int_t m, pastix_int_t n, float alpha, const float *A, pastix_int_t lda, const float *x, float beta, float *y)
	Compute. More...
PastixFloat matrix operations
void	bcsc_sspsv (pastix_data_t *pastix_data, float *b, float *work)
	Solve A x = b with A the sparse matrix. More...
PastixFloat MPI vector operations
void	bvec_snullify_remote (const pastix_data_t *pastix_data, float *y)
	Set to 0 remote coefficients. More...
const float *	bvec_sgather_remote (const pastix_data_t *pastix_data, const float *y)
	Gather a distributed right hand side (bvec storage) on all nodes. More...
void	bvec_sallreduce (const pastix_data_t *pastix_data, float *y)
	Apply an all reduce of the vector on all nodes. More...

Detailed Description

Functions computing operations on the BCSC.

Copyright

2004-2023 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria, Univ. Bordeaux. All rights reserved.

Version

6.3.2

Author

Mathieu Faverge

Pierre Ramet

Xavier Lacoste

Gregoire Pichon

Theophile Terraz

Tony Delarue

Vincent Bridonneau

Date

2023-07-21

Generated arithmetic file

from /builds/solverstack/pastix/bcsc/bvec_zcompute.c, normal z -> s, Wed Dec 13 12:09:45 2023

Definition in file bvec_scompute.c.