Functions | |
magma_int_t | magma_zcumiccsetup (magma_z_matrix A, magma_z_preconditioner *precond, magma_queue_t queue) |
Prepares the IC preconditioner via cuSPARSE. | |
magma_int_t | magma_zcumicgeneratesolverinfo (magma_z_preconditioner *precond, magma_queue_t queue) |
Prepares the IC preconditioner solverinfo via cuSPARSE for a triangular matrix present on the device in precond->M. | |
magma_int_t | magma_zapplycumicc_l (magma_z_matrix b, magma_z_matrix *x, magma_z_preconditioner *precond, magma_queue_t queue) |
Performs the left triangular solves using the ICC preconditioner. | |
magma_int_t | magma_zapplycumicc_r (magma_z_matrix b, magma_z_matrix *x, magma_z_preconditioner *precond, magma_queue_t queue) |
Performs the right triangular solves using the ICC preconditioner. | |
magma_int_t | magma_zitericsetup (magma_z_matrix A, magma_z_matrix b, magma_z_preconditioner *precond, magma_queue_t queue) |
Prepares the IC preconditioner via the iterative IC iteration. | |
magma_int_t | magma_zitericupdate (magma_z_matrix A, magma_z_preconditioner *precond, magma_int_t updates, magma_queue_t queue) |
Updates an existing preconditioner via additional iterative IC sweeps for previous factorization initial guess (PFIG). |
magma_int_t magma_zapplycumicc_l | ( | magma_z_matrix | b, | |
magma_z_matrix * | x, | |||
magma_z_preconditioner * | precond, | |||
magma_queue_t | queue | |||
) |
Performs the left triangular solves using the ICC preconditioner.
[in] | b | magma_z_matrix RHS |
[in,out] | x | magma_z_matrix* vector to precondition |
[in,out] | precond | magma_z_preconditioner* preconditioner parameters |
[in] | queue | magma_queue_t Queue to execute in. |
magma_int_t magma_zapplycumicc_r | ( | magma_z_matrix | b, | |
magma_z_matrix * | x, | |||
magma_z_preconditioner * | precond, | |||
magma_queue_t | queue | |||
) |
Performs the right triangular solves using the ICC preconditioner.
[in] | b | magma_z_matrix RHS |
[in,out] | x | magma_z_matrix* vector to precondition |
[in,out] | precond | magma_z_preconditioner* preconditioner parameters |
[in] | queue | magma_queue_t Queue to execute in. |
magma_int_t magma_zcumiccsetup | ( | magma_z_matrix | A, | |
magma_z_preconditioner * | precond, | |||
magma_queue_t | queue | |||
) |
Prepares the IC preconditioner via cuSPARSE.
[in] | A | magma_z_matrix input matrix A |
[in,out] | precond | magma_z_preconditioner* preconditioner parameters |
[in] | queue | magma_queue_t Queue to execute in. |
magma_int_t magma_zcumicgeneratesolverinfo | ( | magma_z_preconditioner * | precond, | |
magma_queue_t | queue | |||
) |
Prepares the IC preconditioner solverinfo via cuSPARSE for a triangular matrix present on the device in precond->M.
[in,out] | precond | magma_z_preconditioner* preconditioner parameters |
[in] | queue | magma_queue_t Queue to execute in. |
magma_int_t magma_zitericsetup | ( | magma_z_matrix | A, | |
magma_z_matrix | b, | |||
magma_z_preconditioner * | precond, | |||
magma_queue_t | queue | |||
) |
Prepares the IC preconditioner via the iterative IC iteration.
[in] | A | magma_z_matrix input matrix A |
[in] | out] | precond magma_z_preconditioner* preconditioner parameters |
[in] | queue | magma_queue_t Queue to execute in. |
magma_int_t magma_zitericupdate | ( | magma_z_matrix | A, | |
magma_z_preconditioner * | precond, | |||
magma_int_t | updates, | |||
magma_queue_t | queue | |||
) |
Updates an existing preconditioner via additional iterative IC sweeps for previous factorization initial guess (PFIG).
See Anzt et al., Parallel Computing, 2015.
[in] | precond | magma_z_preconditioner* preconditioner parameters |
[in] | magma_int_t | number of updates |
[in] | queue | magma_queue_t Queue to execute in. |