double precision
[GPU kernels for symmetric/Hermitian sparse LA]

Functions

magma_int_t magma_dcgmerge_xrbeta (int n, magmaDouble_ptr d1, magmaDouble_ptr d2, magmaDouble_ptr dx, magmaDouble_ptr dr, magmaDouble_ptr dd, magmaDouble_ptr dz, magmaDouble_ptr skp, magma_queue_t queue)
 Merges the update of r and x with the dot product and performs then the update for the Krylov vector d.

Function Documentation

magma_int_t magma_dcgmerge_xrbeta ( int  n,
magmaDouble_ptr  d1,
magmaDouble_ptr  d2,
magmaDouble_ptr  dx,
magmaDouble_ptr  dr,
magmaDouble_ptr  dd,
magmaDouble_ptr  dz,
magmaDouble_ptr  skp,
magma_queue_t  queue 
)

Merges the update of r and x with the dot product and performs then the update for the Krylov vector d.

Parameters:
[in] n int dimension n
[in] d1 magmaDouble_ptr temporary vector
[in] d2 magmaDouble_ptr temporary vector
in/out] dx magmaDouble_ptr input vector x
in/out] dr magmaDouble_ptr input/output vector r
[in] dd magmaDouble_ptr input vector d
[in] dz magmaDouble_ptr input vector z
[in] skp magmaDouble_ptr array for parameters
[in] queue magma_queue_t Queue to execute in.

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