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amg4psblas/mlprec/mld_d_ilu_fact_mod.f90

93 lines
4.0 KiB
Fortran

!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.3)
!!$
!!$ (C) Copyright 2008, 2010, 2012, 2015
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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.
!!$
!!$
!
!
! File: mld_d_ilu_fact_mod.f90
!
! Module: mld_d_ilu_fact_mod
!
! This module defines some interfaces used internally by the implementation if
! mld_d_ilu_solver, but not visible to the end user.
!
!
module mld_d_ilu_fact_mod
use mld_d_base_solver_mod
interface mld_ilu0_fact
subroutine mld_dilu0_fact(ialg,a,l,u,d,info,blck,upd)
import psb_dspmat_type, psb_dpk_, psb_ipk_
integer(psb_ipk_), intent(in) :: ialg
integer(psb_ipk_), intent(out) :: info
type(psb_dspmat_type),intent(in) :: a
type(psb_dspmat_type),intent(inout) :: l,u
type(psb_dspmat_type),intent(in), optional, target :: blck
character, intent(in), optional :: upd
real(psb_dpk_), intent(inout) :: d(:)
end subroutine mld_dilu0_fact
end interface
interface mld_iluk_fact
subroutine mld_diluk_fact(fill_in,ialg,a,l,u,d,info,blck)
import psb_dspmat_type, psb_dpk_, psb_ipk_
integer(psb_ipk_), intent(in) :: fill_in,ialg
integer(psb_ipk_), intent(out) :: info
type(psb_dspmat_type),intent(in) :: a
type(psb_dspmat_type),intent(inout) :: l,u
type(psb_dspmat_type),intent(in), optional, target :: blck
real(psb_dpk_), intent(inout) :: d(:)
end subroutine mld_diluk_fact
end interface
interface mld_ilut_fact
subroutine mld_dilut_fact(fill_in,thres,a,l,u,d,info,blck,iscale)
import psb_dspmat_type, psb_dpk_, psb_ipk_
integer(psb_ipk_), intent(in) :: fill_in
real(psb_dpk_), intent(in) :: thres
integer(psb_ipk_), intent(out) :: info
type(psb_dspmat_type),intent(in) :: a
type(psb_dspmat_type),intent(inout) :: l,u
real(psb_dpk_), intent(inout) :: d(:)
type(psb_dspmat_type),intent(in), optional, target :: blck
integer(psb_ipk_), intent(in), optional :: iscale
end subroutine mld_dilut_fact
end interface
end module mld_d_ilu_fact_mod