PaStiX Handbook
6.4.0
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Functions | |
PastixFloat initialization functions | |
void | bcsc_sinit (const spmatrix_t *spm, const pastix_order_t *ord, const SolverMatrix *solvmtx, int initAt, pastix_bcsc_t *bcsc, pastix_int_t valuesize) |
Initializes a centralize float block csc. More... | |
PastixFloat vector(s) operations | |
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... | |
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... | |
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_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... | |
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... | |
int | bvec_slapmr (pastix_data_t *pastix_data, pastix_dir_t dir, pastix_int_t m, pastix_int_t n, float *A, pastix_int_t lda, pastix_rhs_t PA) |
Apply a row permutation to a right hand side A (LAPACK xlatmr) More... | |
PastixFloat matrix operations | |
float | bcsc_snorm (pastix_normtype_t ntype, const pastix_bcsc_t *bcsc) |
Compute the norm of an bcsc matrix. More... | |
void | bcsc_sspsv (pastix_data_t *pastix_data, float *b, float *work) |
Solve A x = b with A the sparse matrix. More... | |
void | bcsc_sspmv (const pastix_data_t *pastix_data, pastix_trans_t trans, float alpha, const float *x, float beta, float *y) |
Compute the matrix-vector product y = alpha * op(A) * x + beta * y. More... | |
void | bcsc_sspmv_seq (const pastix_data_t *pastix_data, pastix_trans_t trans, float alpha, const float *x, float beta, float *y) |
Compute the matrix-vector product y = alpha * A * x + beta * y (Sequential version) More... | |
void | bcsc_sspmv_smp (const pastix_data_t *pastix_data, pastix_trans_t trans, float alpha, const float *x, float beta, float *y) |
Perform y = alpha A x + beta y (Parallel version) More... | |
PastixFloat MPI vector operations | |
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_snullify_remote (const pastix_data_t *pastix_data, float *y) |
Set to 0 remote coefficients. More... | |
void | bvec_sallreduce (const pastix_data_t *pastix_data, float *y) |
Apply an all reduce of the vector on all nodes. More... | |
Definition in file bcsc_s.h.