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.
94 lines
3.4 KiB
Fortran
94 lines
3.4 KiB
Fortran
!
|
|
! Parallel Sparse BLAS version 3.5
|
|
! (C) Copyright 2006, 2010, 2015, 2017
|
|
! Salvatore Filippone Cranfield University
|
|
! 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_zprecbld(a,desc_a,p,info,amold,vmold,imold)
|
|
|
|
use psb_base_mod
|
|
use psb_z_prec_type, psb_protect_name => psb_zprecbld
|
|
Implicit None
|
|
|
|
type(psb_zspmat_type), intent(in), target :: a
|
|
type(psb_desc_type), intent(inout), target :: desc_a
|
|
class(psb_zprec_type),intent(inout) :: p
|
|
integer(psb_ipk_), intent(out) :: info
|
|
class(psb_z_base_sparse_mat), intent(in), optional :: amold
|
|
class(psb_z_base_vect_type), intent(in), optional :: vmold
|
|
class(psb_i_base_vect_type), intent(in), optional :: imold
|
|
|
|
! Local scalars
|
|
integer(psb_ipk_) :: ictxt, me,np
|
|
integer(psb_ipk_) :: err, n_row, n_col,mglob, err_act
|
|
integer(psb_ipk_) :: int_err(5)
|
|
|
|
integer(psb_ipk_),parameter :: iroot=psb_root_,iout=60,ilout=40
|
|
character(len=20) :: name, ch_err
|
|
|
|
if(psb_get_errstatus() /= 0) return
|
|
info=psb_success_
|
|
err=0
|
|
call psb_erractionsave(err_act)
|
|
name = 'psb_precbld'
|
|
|
|
info = psb_success_
|
|
int_err(1) = 0
|
|
ictxt = desc_a%get_context()
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
n_row = desc_a%get_local_rows()
|
|
n_col = desc_a%get_local_cols()
|
|
mglob = desc_a%get_global_rows()
|
|
!
|
|
! Should add check to ensure all procs have the same...
|
|
!
|
|
! ALso should define symbolic names for the preconditioners.
|
|
!
|
|
|
|
if (.not.allocated(p%prec)) then
|
|
info = 1124
|
|
call psb_errpush(info,name,a_err="preconditioner")
|
|
goto 9999
|
|
end if
|
|
|
|
call p%prec%precbld(a,desc_a,info,&
|
|
& amold=amold,vmold=vmold,imold=imold)
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
return
|
|
|
|
end subroutine psb_zprecbld
|
|
|