pipecg_device Module Reference

Defines a pipelined Conjugate Gradient methods.

Data Types
type	pipecg_device_t
	Pipelined preconditioned conjugate gradient method. More...
interface	cuda_pipecg_vecops
interface	cuda_cg_update_xp

Functions/Subroutines
subroutine	device_pipecg_vecops (p_d, q_d, r_d, s_d, u_d1, u_d2, w_d, z_d, ni_d, mi_d, alpha, beta, mult_d, reduction, n)
subroutine	device_cg_update_xp (x_d, p_d, u_d_d, alpha, beta, p_cur, p_space, n)
subroutine	pipecg_device_init (this, n, max_iter, M, rel_tol, abs_tol, monitor)
	Initialise a pipelined PCG solver. More...
subroutine	pipecg_device_free (this)
	Deallocate a pipelined PCG solver. More...
type(ksp_monitor_t) function	pipecg_device_solve (this, Ax, x, f, n, coef, blst, gs_h, niter)
	Pipelined PCG solve. More...
type(ksp_monitor_t) function, dimension(3)	pipecg_device_solve_coupled (this, Ax, x, y, z, fx, fy, fz, n, coef, blstx, blsty, blstz, gs_h, niter)
	Pipelined PCG coupled solve. More...

Variables
integer, parameter	device_pipecg_p_space = 10

Function/Subroutine Documentation

device_cg_update_xp()

subroutine pipecg_device::device_cg_update_xp ( type(c_ptr), value  x_d, type(c_ptr), value  p_d, type(c_ptr), value  u_d_d, type(c_ptr), value  alpha, type(c_ptr), value  beta, integer(c_int)  p_cur, integer(c_int)  p_space, integer(c_int)  n  )

private

Definition at line 157 of file pipecg_device.F90.

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device_pipecg_vecops()

subroutine pipecg_device::device_pipecg_vecops ( type(c_ptr), value  p_d, type(c_ptr), value  q_d, type(c_ptr), value  r_d, type(c_ptr), value  s_d, type(c_ptr), value  u_d1, type(c_ptr), value  u_d2, type(c_ptr), value  w_d, type(c_ptr), value  z_d, type(c_ptr), value  ni_d, type(c_ptr), value  mi_d, real(c_rp)  alpha, real(c_rp)  beta, type(c_ptr), value  mult_d, real(c_rp), dimension(3)  reduction, integer(c_int)  n  )

private

Definition at line 140 of file pipecg_device.F90.

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pipecg_device_free()

subroutine pipecg_device::pipecg_device_free ( class(pipecg_device_t), intent(inout)  this )

private

Definition at line 246 of file pipecg_device.F90.

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pipecg_device_init()

subroutine pipecg_device::pipecg_device_init ( class(pipecg_device_t), intent(inout), target  this, integer, intent(in)  n, integer, intent(in)  max_iter, class(pc_t), intent(in), optional, target  M, real(kind=rp), intent(in), optional  rel_tol, real(kind=rp), intent(in), optional  abs_tol, logical, intent(in), optional  monitor  )

private

Definition at line 171 of file pipecg_device.F90.

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pipecg_device_solve()

type(ksp_monitor_t) function pipecg_device::pipecg_device_solve ( class(pipecg_device_t), intent(inout)  this, class(ax_t), intent(in)  Ax, type(field_t), intent(inout)  x, real(kind=rp), dimension(n), intent(in)  f, integer, intent(in)  n, type(coef_t), intent(inout)  coef, type(bc_list_t), intent(in)  blst, type(gs_t), intent(inout)  gs_h, integer, intent(in), optional  niter  )

private

Definition at line 337 of file pipecg_device.F90.

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pipecg_device_solve_coupled()

type(ksp_monitor_t) function, dimension(3) pipecg_device::pipecg_device_solve_coupled ( class(pipecg_device_t), intent(inout)  this, class(ax_t), intent(in)  Ax, type(field_t), intent(inout)  x, type(field_t), intent(inout)  y, type(field_t), intent(inout)  z, real(kind=rp), dimension(n), intent(in)  fx, real(kind=rp), dimension(n), intent(in)  fy, real(kind=rp), dimension(n), intent(in)  fz, integer, intent(in)  n, type(coef_t), intent(inout)  coef, type(bc_list_t), intent(in)  blstx, type(bc_list_t), intent(in)  blsty, type(bc_list_t), intent(in)  blstz, type(gs_t), intent(inout)  gs_h, integer, intent(in), optional  niter  )

private

Definition at line 476 of file pipecg_device.F90.

Variable Documentation

device_pipecg_p_space

integer, parameter pipecg_device::device_pipecg_p_space = 10

private

Definition at line 51 of file pipecg_device.F90.