fusedcg_cpld_device Module Reference

Defines a fused Conjugate Gradient method for accelerators.

Data Types
interface	cuda_fusedcg_cpld_part1
interface	cuda_fusedcg_cpld_part2
interface	cuda_fusedcg_cpld_update_p
interface	cuda_fusedcg_cpld_update_x
type	fusedcg_cpld_device_t
	Fused preconditioned conjugate gradient method. More...

Functions/Subroutines
subroutine	device_fusedcg_cpld_part1 (a1_d, a2_d, a3_d, b1_d, b2_d, b3_d, tmp_d, n)
subroutine	device_fusedcg_cpld_update_p (p1_d, p2_d, p3_d, z1_d, z2_d, z3_d, po1_d, po2_d, po3_d, beta, n)
subroutine	device_fusedcg_cpld_update_x (x1_d, x2_d, x3_d, p1_d, p2_d, p3_d, alpha, p_cur, n)
real(kind=rp) function	device_fusedcg_cpld_part2 (a1_d, a2_d, a3_d, b_d, c1_d, c2_d, c3_d, alpha_d, alpha, p_cur, n)
subroutine	fusedcg_cpld_device_init (this, n, max_iter, m, rel_tol, abs_tol, monitor)
	Initialise a fused PCG solver.
subroutine	fusedcg_cpld_device_free (this)
	Deallocate a pipelined PCG solver.
type(ksp_monitor_t) function, dimension(3)	fusedcg_cpld_device_solve_coupled (this, ax, x, y, z, fx, fy, fz, n, coef, blstx, blsty, blstz, gs_h, niter)
	Pipelined PCG solve coupled solve.
type(ksp_monitor_t) function	fusedcg_cpld_device_solve (this, ax, x, f, n, coef, blst, gs_h, niter)
	Pipelined PCG solve.

Variables
integer, parameter	device_fusedcg_cpld_p_space = 10

Function/Subroutine Documentation

device_fusedcg_cpld_part1()

subroutine fusedcg_cpld_device::device_fusedcg_cpld_part1 ( type(c_ptr), value  a1_d, type(c_ptr), value  a2_d, type(c_ptr), value  a3_d, type(c_ptr), value  b1_d, type(c_ptr), value  b2_d, type(c_ptr), value  b3_d, type(c_ptr), value  tmp_d, integer(c_int)  n  )

private

Definition at line 199 of file fusedcg_cpld_device.F90.

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device_fusedcg_cpld_part2()

real(kind=rp) function fusedcg_cpld_device::device_fusedcg_cpld_part2 ( type(c_ptr), value  a1_d, type(c_ptr), value  a2_d, type(c_ptr), value  a3_d, type(c_ptr), value  b_d, type(c_ptr), value  c1_d, type(c_ptr), value  c2_d, type(c_ptr), value  c3_d, type(c_ptr), value  alpha_d, real(c_rp)  alpha, integer  p_cur, integer  n  )

private

Definition at line 245 of file fusedcg_cpld_device.F90.

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device_fusedcg_cpld_update_p()

subroutine fusedcg_cpld_device::device_fusedcg_cpld_update_p ( type(c_ptr), value  p1_d, type(c_ptr), value  p2_d, type(c_ptr), value  p3_d, type(c_ptr), value  z1_d, type(c_ptr), value  z2_d, type(c_ptr), value  z3_d, type(c_ptr), value  po1_d, type(c_ptr), value  po2_d, type(c_ptr), value  po3_d, real(c_rp)  beta, integer(c_int)  n  )

private

Definition at line 213 of file fusedcg_cpld_device.F90.

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device_fusedcg_cpld_update_x()

subroutine fusedcg_cpld_device::device_fusedcg_cpld_update_x ( type(c_ptr), value  x1_d, type(c_ptr), value  x2_d, type(c_ptr), value  x3_d, type(c_ptr), value  p1_d, type(c_ptr), value  p2_d, type(c_ptr), value  p3_d, type(c_ptr), value  alpha, integer(c_int)  p_cur, integer(c_int)  n  )

private

Definition at line 230 of file fusedcg_cpld_device.F90.

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fusedcg_cpld_device_free()

subroutine fusedcg_cpld_device::fusedcg_cpld_device_free ( class(fusedcg_cpld_device_t), intent(inout)  this )

private

Definition at line 370 of file fusedcg_cpld_device.F90.

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fusedcg_cpld_device_init()

subroutine fusedcg_cpld_device::fusedcg_cpld_device_init ( class(fusedcg_cpld_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 273 of file fusedcg_cpld_device.F90.

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fusedcg_cpld_device_solve()

type(ksp_monitor_t) function fusedcg_cpld_device::fusedcg_cpld_device_solve ( class(fusedcg_cpld_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(inout)  blst, type(gs_t), intent(inout)  gs_h, integer, intent(in), optional  niter  )

private

Definition at line 649 of file fusedcg_cpld_device.F90.

fusedcg_cpld_device_solve_coupled()

type(ksp_monitor_t) function, dimension(3) fusedcg_cpld_device::fusedcg_cpld_device_solve_coupled ( class(fusedcg_cpld_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(inout)  blstx, type(bc_list_t), intent(inout)  blsty, type(bc_list_t), intent(inout)  blstz, type(gs_t), intent(inout)  gs_h, integer, intent(in), optional  niter  )

private

Definition at line 517 of file fusedcg_cpld_device.F90.

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Variable Documentation

device_fusedcg_cpld_p_space

integer, parameter fusedcg_cpld_device::device_fusedcg_cpld_p_space = 10

private

Definition at line 54 of file fusedcg_cpld_device.F90.