MAGMA  1.6.1
Matrix Algebra for GPU and Multicore Architectures
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single-complex precision

Functions

magma_int_t magma_ccumilusetup (magma_c_sparse_matrix A, magma_c_preconditioner *precond, magma_queue_t queue)
 Prepares the ILU preconditioner via the cuSPARSE. More...
 
magma_int_t magma_ccumilugeneratesolverinfo (magma_c_preconditioner *precond, magma_queue_t queue)
 Prepares the ILU triangular solves via cuSPARSE using an ILU factorization matrix stored either in precond->M or on the device as precond->L and precond->U. More...
 
magma_int_t magma_capplycumilu_l (magma_c_vector b, magma_c_vector *x, magma_c_preconditioner *precond, magma_queue_t queue)
 Performs the left triangular solves using the ILU preconditioner. More...
 
magma_int_t magma_capplycumilu_r (magma_c_vector b, magma_c_vector *x, magma_c_preconditioner *precond, magma_queue_t queue)
 Performs the right triangular solves using the ILU preconditioner. More...
 

Detailed Description

Function Documentation

magma_int_t magma_capplycumilu_l ( magma_c_vector  b,
magma_c_vector *  x,
magma_c_preconditioner *  precond,
magma_queue_t  queue 
)

Performs the left triangular solves using the ILU preconditioner.

Parameters
[in]bmagma_c_vector RHS
[in,out]xmagma_c_vector* vector to precondition
[in,out]precondmagma_c_preconditioner* preconditioner parameters
[in]queuemagma_queue_t Queue to execute in.
magma_int_t magma_capplycumilu_r ( magma_c_vector  b,
magma_c_vector *  x,
magma_c_preconditioner *  precond,
magma_queue_t  queue 
)

Performs the right triangular solves using the ILU preconditioner.

Parameters
[in]bmagma_c_vector RHS
[in,out]xmagma_c_vector* vector to precondition
[in,out]precondmagma_c_preconditioner* preconditioner parameters
[in]queuemagma_queue_t Queue to execute in.
magma_int_t magma_ccumilugeneratesolverinfo ( magma_c_preconditioner *  precond,
magma_queue_t  queue 
)

Prepares the ILU triangular solves via cuSPARSE using an ILU factorization matrix stored either in precond->M or on the device as precond->L and precond->U.

Parameters
[in,out]precondmagma_c_preconditioner* preconditioner parameters
[in]queuemagma_queue_t Queue to execute in.
magma_int_t magma_ccumilusetup ( magma_c_sparse_matrix  A,
magma_c_preconditioner *  precond,
magma_queue_t  queue 
)

Prepares the ILU preconditioner via the cuSPARSE.

Parameters
[in]Amagma_c_sparse_matrix input matrix A
[in,out]precondmagma_c_preconditioner* preconditioner parameters
[in]queuemagma_queue_t Queue to execute in.