You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
psblas3/base/tools/psb_cd_lstext.f90

166 lines
5.7 KiB
Fortran

!!$
!!$ Parallel Sparse BLAS version 3.0
!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$
!!$ Redistribution and use in source and binary forms, with or without
!!$ modification, are permitted provided that the following conditions
!!$ are met:
!!$ 1. Redistributions of source code must retain the above copyright
!!$ notice, this list of conditions and the following disclaimer.
!!$ 2. Redistributions in binary form must reproduce the above copyright
!!$ notice, this list of conditions, and the following disclaimer in the
!!$ documentation and/or other materials provided with the distribution.
!!$ 3. The name of the PSBLAS group or the names of its contributors may
!!$ not be used to endorse or promote products derived from this
!!$ software without specific written permission.
!!$
!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
!!$ POSSIBILITY OF SUCH DAMAGE.
!!$
!!$
Subroutine psb_cd_lstext(desc_a,in_list,desc_ov,info, mask,extype)
use psb_base_mod, psb_protect_name => psb_cd_lstext
!!$ use psi_mod
Implicit None
! .. Array Arguments ..
Type(psb_desc_type), Intent(in), target :: desc_a
integer(psb_ipk_), intent(in) :: in_list(:)
Type(psb_desc_type), Intent(out) :: desc_ov
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional, target :: mask(:)
integer(psb_ipk_), intent(in),optional :: extype
! .. Local Scalars ..
integer(psb_ipk_) :: i, j, np, me,m,nnzero,&
& ictxt, lovr, lworks,lworkr, n_row,n_col, int_err(5),&
& index_dim,elem_dim, l_tmp_ovr_idx,l_tmp_halo, nztot,nhalo
integer(psb_ipk_) :: counter,counter_h, counter_o, counter_e,idx,gidx,proc,n_elem_recv,&
& n_elem_send,tot_recv,tot_elem,cntov_o,&
& counter_t,n_elem,i_ovr,jj,proc_id,isz, nl, &
& idxr, idxs, iszr, iszs, nxch, nsnd, nrcv,lidx, extype_
integer(psb_ipk_) :: icomm, err_act
integer(psb_ipk_), allocatable :: tmp_halo(:),tmp_ovr_idx(:), orig_ovr(:)
integer(psb_ipk_),allocatable :: halo(:),works(:),workr(:),t_halo_in(:),&
& t_halo_out(:),temp(:),maskr(:)
integer(psb_ipk_),allocatable :: brvindx(:),rvsz(:), bsdindx(:),sdsz(:)
logical, allocatable, target :: lmask(:)
logical, pointer :: mask_(:)
integer(psb_ipk_) :: debug_level, debug_unit
character(len=20) :: name, ch_err
name='psb_cd_lstext'
info = psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
icomm = desc_a%get_mpic()
Call psb_info(ictxt, me, np)
If (debug_level >= psb_debug_outer_) &
& Write(debug_unit,*) me,' ',trim(name),': start',size(in_list)
m = desc_a%get_local_rows()
n_row = desc_a%get_local_rows()
n_col = desc_a%get_local_cols()
nhalo = n_col-n_row
nl = size(in_list)
if (present(mask)) then
if (size(mask) < nl) then
info=psb_err_from_subroutine_
call psb_errpush(info,name,a_err='size of mask')
goto 9999
end if
mask_ => mask
else
allocate(lmask(nl),stat=info)
if (info /= psb_success_) then
info=psb_err_from_subroutine_
call psb_errpush(info,name,a_err='Allocat lmask')
goto 9999
end if
lmask = .true.
mask_ => lmask
end if
if (present(extype)) then
extype_ = extype
else
extype_ = psb_ovt_xhal_
endif
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),':Calling desccpy'
call psb_cdcpy(desc_a,desc_ov,info)
if (info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='psb_cdcpy'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),':From desccpy'
call psb_cd_reinit(desc_ov,info)
if (info == psb_success_) call psb_cdins(nl,in_list,desc_ov,info,mask=mask_)
! At this point we have added to the halo the indices in
! in_list. Just call icdasb forcing to use
! the halo_index provided. This is the same routine as gets
! called inside CDASB.
!
if (debug_level >= psb_debug_outer_) then
write(debug_unit,*) me,' ',trim(name),': converting indexes'
call psb_barrier(ictxt)
end if
call psb_icdasb(desc_ov,info,ext_hv=.true.)
call psb_cd_set_ovl_asb(desc_ov,info)
if (info /= psb_success_) then
ch_err='sp_free'
call psb_errpush(psb_err_from_subroutine_ai_,name,a_err=ch_err,i_err=(/info,0,0,0,0/))
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),': end'
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error(ictxt)
return
end if
Return
End Subroutine psb_cd_lstext