fold_u_2d Subroutine

private subroutine fold_u_2d(fld, nxf, nyt, nx_phys, ny_phys, ng, device_resident)

x-face (u) 2D north fold (negate).

Arguments

Type IntentOptional Attributes Name
real(kind=wp), intent(inout) :: fld(nxf,nyt)

x-face field (nx_total+1, ny_total).
integer, intent(in) :: nxf
integer, intent(in) :: nyt
integer, intent(in) :: nx_phys
integer, intent(in) :: ny_phys
integer, intent(in) :: ng
logical, intent(in), optional :: device_resident

Exchange path only: .false. ⇒ host arrays.

Calls

proc~~fold_u_2d~~CallsGraph proc~fold_u_2d fold_u_2d interface~fold_north_u_face fold_north_u_face proc~fold_u_2d->interface~fold_north_u_face interface~ocean_fold_pack ocean_fold_pack proc~fold_u_2d->interface~ocean_fold_pack interface~ocean_fold_unpack ocean_fold_unpack proc~fold_u_2d->interface~ocean_fold_unpack proc~fold_stagger_nrows fold_stagger_nrows proc~fold_u_2d->proc~fold_stagger_nrows proc~ocean_fold_begin ocean_fold_begin proc~fold_u_2d->proc~ocean_fold_begin proc~ocean_fold_end ocean_fold_end proc~fold_u_2d->proc~ocean_fold_end proc~ocean_fold_exchange ocean_fold_exchange proc~fold_u_2d->proc~ocean_fold_exchange proc~ocean_fold_is_distributed ocean_fold_is_distributed proc~fold_u_2d->proc~ocean_fold_is_distributed proc~fold_north_u_face_2d fold_north_u_face_2d interface~fold_north_u_face->proc~fold_north_u_face_2d proc~fold_north_u_face_3d fold_north_u_face_3d interface~fold_north_u_face->proc~fold_north_u_face_3d proc~ocean_fold_pack_2d ocean_fold_pack_2d interface~ocean_fold_pack->proc~ocean_fold_pack_2d proc~ocean_fold_pack_3d ocean_fold_pack_3d interface~ocean_fold_pack->proc~ocean_fold_pack_3d proc~ocean_fold_unpack_2d ocean_fold_unpack_2d interface~ocean_fold_unpack->proc~ocean_fold_unpack_2d proc~ocean_fold_unpack_3d ocean_fold_unpack_3d interface~ocean_fold_unpack->proc~ocean_fold_unpack_3d proc~grow_buffers grow_buffers proc~ocean_fold_begin->proc~grow_buffers to_string to_string proc~ocean_fold_begin->to_string warning warning proc~ocean_fold_begin->warning comm_irecv_real_sp_array_n comm_irecv_real_sp_array_n proc~ocean_fold_exchange->comm_irecv_real_sp_array_n comm_isend_real_sp_array_n comm_isend_real_sp_array_n proc~ocean_fold_exchange->comm_isend_real_sp_array_n proc~comm_env_compute_comm comm_env_compute_comm proc~ocean_fold_exchange->proc~comm_env_compute_comm waitall waitall proc~ocean_fold_exchange->waitall comm_world comm_world proc~comm_env_compute_comm->comm_world proc~ocean_fold_pack_2d->proc~ocean_fold_pack_3d proc~ocean_fold_pack_3d->proc~fold_stagger_nrows proc~fold_stagger_family fold_stagger_family proc~ocean_fold_pack_3d->proc~fold_stagger_family proc~ocean_fold_unpack_2d->proc~ocean_fold_unpack_3d proc~ocean_fold_unpack_3d->proc~fold_stagger_nrows proc~ocean_fold_unpack_3d->proc~fold_stagger_family

Called by

proc~~fold_u_2d~~CalledByGraph proc~fold_u_2d fold_u_2d interface~ocean_fold_north_u_face ocean_fold_north_u_face interface~ocean_fold_north_u_face->proc~fold_u_2d

Source Code

   subroutine fold_u_2d(fld, nxf, nyt, nx_phys, ny_phys, ng, device_resident)
      !! x-face (u) 2D north fold (negate).
      integer, intent(in) :: nxf, nyt, nx_phys, ny_phys, ng
      real(wp), intent(inout) :: fld(nxf, nyt)
         !! x-face field (nx_total+1, ny_total).
      logical, intent(in), optional :: device_resident
         !! Exchange path only: `.false.` ⇒ host arrays.

      if (ocean_fold_is_distributed()) then
         call ocean_fold_begin(fold_stagger_nrows(FOLD_STAG_U, fx_ng))
         call ocean_fold_pack(fld, nxf, nyt, FOLD_STAG_U, device_resident)
         call ocean_fold_exchange(device_resident)
         call ocean_fold_unpack(fld, nxf, nyt, FOLD_STAG_U, .true., device_resident)
         call ocean_fold_end()
      else
         call fold_north_u_face(fld, nxf, nyt, nx_phys, ny_phys, ng)
      end if
   end subroutine fold_u_2d