MAGMA  1.6.1
Matrix Algebra for GPU and Multicore Architectures
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double precision

Functions

magma_int_t magma_dcumiccsetup (magma_d_sparse_matrix A, magma_d_preconditioner *precond, magma_queue_t queue)
 Prepares the IC preconditioner via cuSPARSE. More...
 
magma_int_t magma_dcumicgeneratesolverinfo (magma_d_preconditioner *precond, magma_queue_t queue)
 Prepares the IC preconditioner solverinfo via cuSPARSE for a triangular matrix present on the device in precond->M. More...
 
magma_int_t magma_dapplycumicc_l (magma_d_vector b, magma_d_vector *x, magma_d_preconditioner *precond, magma_queue_t queue)
 Performs the left triangular solves using the ICC preconditioner. More...
 
magma_int_t magma_dapplycumicc_r (magma_d_vector b, magma_d_vector *x, magma_d_preconditioner *precond, magma_queue_t queue)
 Performs the right triangular solves using the ICC preconditioner. More...
 

Detailed Description

Function Documentation

magma_int_t magma_dapplycumicc_l ( magma_d_vector  b,
magma_d_vector *  x,
magma_d_preconditioner *  precond,
magma_queue_t  queue 
)

Performs the left triangular solves using the ICC preconditioner.

Parameters
[in]bmagma_d_vector RHS
[in,out]xmagma_d_vector* vector to precondition
[in,out]precondmagma_d_preconditioner* preconditioner parameters
[in]queuemagma_queue_t Queue to execute in.
magma_int_t magma_dapplycumicc_r ( magma_d_vector  b,
magma_d_vector *  x,
magma_d_preconditioner *  precond,
magma_queue_t  queue 
)

Performs the right triangular solves using the ICC preconditioner.

Parameters
[in]bmagma_d_vector RHS
[in,out]xmagma_d_vector* vector to precondition
[in,out]precondmagma_d_preconditioner* preconditioner parameters
[in]queuemagma_queue_t Queue to execute in.
magma_int_t magma_dcumiccsetup ( magma_d_sparse_matrix  A,
magma_d_preconditioner *  precond,
magma_queue_t  queue 
)

Prepares the IC preconditioner via cuSPARSE.

Parameters
[in]Amagma_d_sparse_matrix input matrix A
[in,out]precondmagma_d_preconditioner* preconditioner parameters
[in]queuemagma_queue_t Queue to execute in.
magma_int_t magma_dcumicgeneratesolverinfo ( magma_d_preconditioner *  precond,
magma_queue_t  queue 
)

Prepares the IC preconditioner solverinfo via cuSPARSE for a triangular matrix present on the device in precond->M.

Parameters
[in,out]precondmagma_d_preconditioner* preconditioner parameters
[in]queuemagma_queue_t Queue to execute in.