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amg4psblas/mlprec/mld_s_inner_mod.f90

159 lines
7.4 KiB
Fortran

!
!
! MLD2P4 version 2.2
! MultiLevel Domain Decomposition Parallel Preconditioners Package
! based on PSBLAS (Parallel Sparse BLAS version 3.5)
!
! (C) Copyright 2008-2018
!
! Salvatore Filippone
! Pasqua D'Ambra
! Daniela di Serafino
!
! 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_inner_mod.f90
!
! Module: mld_inner_mod
!
! This module defines the interfaces to the real/complex, single/double
! precision versions of inner MLD2P4 routines.
! The interfaces of the user level routines are defined in mld_prec_mod.f90.
!
module mld_s_inner_mod
use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_i_base_vect_type, &
& psb_spk_, psb_s_base_sparse_mat, psb_s_base_vect_type, psb_ipk_, &
& psb_s_vect_type, psb_lpk_, psb_lsspmat_type
use mld_s_prec_type, only : mld_sprec_type, mld_sml_parms, &
& mld_s_onelev_type, mld_smlprec_wrk_type
interface mld_mlprec_bld
subroutine mld_smlprec_bld(a,desc_a,prec,info, amold, vmold,imold)
import :: psb_sspmat_type, psb_desc_type, psb_i_base_vect_type, &
& psb_spk_, psb_s_base_sparse_mat, psb_s_base_vect_type, psb_ipk_
import :: mld_sprec_type
implicit none
type(psb_sspmat_type), intent(in), target :: a
type(psb_desc_type), intent(inout), target :: desc_a
type(mld_sprec_type), intent(inout), target :: prec
integer(psb_ipk_), intent(out) :: info
class(psb_s_base_sparse_mat), intent(in), optional :: amold
class(psb_s_base_vect_type), intent(in), optional :: vmold
class(psb_i_base_vect_type), intent(in), optional :: imold
end subroutine mld_smlprec_bld
end interface mld_mlprec_bld
interface mld_mlprec_aply
subroutine mld_smlprec_aply(alpha,p,x,beta,y,desc_data,trans,work,info)
import :: psb_sspmat_type, psb_desc_type, psb_spk_, psb_ipk_
import :: mld_sprec_type
implicit none
type(psb_desc_type),intent(in) :: desc_data
type(mld_sprec_type), intent(inout) :: p
real(psb_spk_),intent(in) :: alpha,beta
real(psb_spk_),intent(inout) :: x(:)
real(psb_spk_),intent(inout) :: y(:)
character,intent(in) :: trans
real(psb_spk_),target :: work(:)
integer(psb_ipk_), intent(out) :: info
end subroutine mld_smlprec_aply
subroutine mld_smlprec_aply_vect(alpha,p,x,beta,y,desc_data,trans,work,info)
import :: psb_sspmat_type, psb_desc_type, &
& psb_spk_, psb_s_vect_type, psb_ipk_
import :: mld_sprec_type
implicit none
type(psb_desc_type),intent(in) :: desc_data
type(mld_sprec_type), intent(inout) :: p
real(psb_spk_),intent(in) :: alpha,beta
type(psb_s_vect_type),intent(inout) :: x
type(psb_s_vect_type),intent(inout) :: y
character,intent(in) :: trans
real(psb_spk_),target :: work(:)
integer(psb_ipk_), intent(out) :: info
end subroutine mld_smlprec_aply_vect
end interface mld_mlprec_aply
interface mld_map_to_tprol
subroutine mld_s_map_to_tprol(desc_a,ilaggr,nlaggr,op_prol,info)
use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_, psb_ipk_, psb_lpk_, psb_lsspmat_type
use mld_s_prec_type, only : mld_s_onelev_type
implicit none
type(psb_desc_type), intent(in) :: desc_a
integer(psb_lpk_), allocatable, intent(inout) :: ilaggr(:),nlaggr(:)
type(psb_lsspmat_type), intent(out) :: op_prol
integer(psb_ipk_), intent(out) :: info
end subroutine mld_s_map_to_tprol
end interface mld_map_to_tprol
interface mld_lev_mat_asb
subroutine mld_s_lev_aggrmat_asb(p,a,desc_a,ilaggr,nlaggr,op_prol,info)
import :: psb_sspmat_type, psb_desc_type, psb_spk_, psb_ipk_, psb_lpk_, psb_lsspmat_type
import :: mld_s_onelev_type
implicit none
type(mld_s_onelev_type), intent(inout), target :: p
type(psb_sspmat_type), intent(in) :: a
type(psb_desc_type), intent(in) :: desc_a
integer(psb_lpk_), intent(inout) :: ilaggr(:),nlaggr(:)
type(psb_lsspmat_type), intent(inout) :: op_prol
integer(psb_ipk_), intent(out) :: info
end subroutine mld_s_lev_aggrmat_asb
end interface mld_lev_mat_asb
interface mld_aggrmat_asb
subroutine mld_saggrmat_asb(a,desc_a,ilaggr,nlaggr,parms,ac,op_prol,op_restr,info)
import :: psb_sspmat_type, psb_desc_type, psb_spk_, psb_ipk_, psb_lpk_, psb_lsspmat_type
import :: mld_sml_parms
implicit none
type(psb_sspmat_type), intent(in) :: a
type(psb_desc_type), intent(in) :: desc_a
integer(psb_lpk_), intent(inout) :: ilaggr(:), nlaggr(:)
type(mld_sml_parms), intent(inout) :: parms
type(psb_lsspmat_type), intent(out) :: ac,op_prol,op_restr
integer(psb_ipk_), intent(out) :: info
end subroutine mld_saggrmat_asb
end interface mld_aggrmat_asb
abstract interface
subroutine mld_saggrmat_var_asb(a,desc_a,ilaggr,nlaggr,parms,ac,op_prol,op_restr,info)
import :: psb_sspmat_type, psb_desc_type, psb_spk_, psb_ipk_, psb_lpk_, psb_lsspmat_type
import :: mld_s_onelev_type, mld_sml_parms
implicit none
type(psb_sspmat_type), intent(in) :: a
type(psb_desc_type), intent(in) :: desc_a
integer(psb_lpk_), intent(inout) :: ilaggr(:), nlaggr(:)
type(mld_sml_parms), intent(inout) :: parms
type(psb_lsspmat_type), intent(out) :: ac,op_prol,op_restr
integer(psb_ipk_), intent(out) :: info
end subroutine mld_saggrmat_var_asb
end interface
procedure(mld_saggrmat_var_asb) :: mld_saggrmat_nosmth_asb, &
& mld_saggrmat_smth_asb, mld_saggrmat_minnrg_asb, &
& mld_saggrmat_biz_asb
end module mld_s_inner_mod