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amg4psblas/mlprec/mld_prec_mod.f90

206 lines
8.4 KiB
Fortran

!!$
!!$
!!$ MLD2P4
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS v.2.0)
!!$
!!$ (C) Copyright 2007 Alfredo Buttari University of Rome Tor Vergata
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$
!!$ 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_prec_mod.f90
!
! Module: mld_prec_mod
!
! This module defines the interfaces to the real and complex versions of the
! MLD2P4 routines.
!
module mld_prec_mod
use mld_prec_type
interface mld_precinit
subroutine mld_dprecinit(p,ptype,info,nlev)
use psb_base_mod
use mld_prec_type
type(mld_dprec_type), intent(inout) :: p
character(len=*), intent(in) :: ptype
integer, intent(out) :: info
integer, optional, intent(in) :: nlev
end subroutine mld_dprecinit
subroutine mld_zprecinit(p,ptype,info,nlev)
use psb_base_mod
use mld_prec_type
type(mld_zprec_type), intent(inout) :: p
character(len=*), intent(in) :: ptype
integer, intent(out) :: info
integer, optional, intent(in) :: nlev
end subroutine mld_zprecinit
end interface
interface mld_precset
subroutine mld_dprecseti(p,what,val,info,ilev)
use psb_base_mod
use mld_prec_type
type(mld_dprec_type), intent(inout) :: p
integer, intent(in) :: what
integer, intent(in) :: val
integer, intent(out) :: info
integer, optional, intent(in) :: ilev
end subroutine mld_dprecseti
subroutine mld_dprecsetd(p,what,val,info,ilev)
use psb_base_mod
use mld_prec_type
type(mld_dprec_type), intent(inout) :: p
integer, intent(in) :: what
real(kind(1.d0)), intent(in) :: val
integer, intent(out) :: info
integer, optional, intent(in) :: ilev
end subroutine mld_dprecsetd
subroutine mld_dprecsetc(p,what,string,info,ilev)
use psb_base_mod
use mld_prec_type
type(mld_dprec_type), intent(inout) :: p
integer, intent(in) :: what
character(len=*), intent(in) :: string
integer, intent(out) :: info
integer, optional, intent(in) :: ilev
end subroutine mld_dprecsetc
subroutine mld_zprecseti(p,what,val,info,ilev)
use psb_base_mod
use mld_prec_type
type(mld_zprec_type), intent(inout) :: p
integer, intent(in) :: what
integer, intent(in) :: val
integer, intent(out) :: info
integer, optional, intent(in) :: ilev
end subroutine mld_zprecseti
subroutine mld_zprecsetd(p,what,val,info,ilev)
use psb_base_mod
use mld_prec_type
type(mld_zprec_type), intent(inout) :: p
integer, intent(in) :: what
real(kind(1.d0)), intent(in) :: val
integer, intent(out) :: info
integer, optional, intent(in) :: ilev
end subroutine mld_zprecsetd
subroutine mld_zprecsetc(p,what,string,info,ilev)
use psb_base_mod
use mld_prec_type
type(mld_zprec_type), intent(inout) :: p
integer, intent(in) :: what
character(len=*), intent(in) :: string
integer, intent(out) :: info
integer, optional, intent(in) :: ilev
end subroutine mld_zprecsetc
end interface
interface mld_precfree
subroutine mld_dprecfree(p,info)
use psb_base_mod
use mld_prec_type
type(mld_dprec_type), intent(inout) :: p
integer, intent(out) :: info
end subroutine mld_dprecfree
subroutine mld_zprecfree(p,info)
use psb_base_mod
use mld_prec_type
type(mld_zprec_type), intent(inout) :: p
integer, intent(out) :: info
end subroutine mld_zprecfree
end interface
interface mld_precaply
subroutine mld_dprec_aply(prec,x,y,desc_data,info,trans,work)
use psb_base_mod
use mld_prec_type
type(psb_desc_type),intent(in) :: desc_data
type(mld_dprec_type), intent(in) :: prec
real(kind(0.d0)),intent(in) :: x(:)
real(kind(0.d0)),intent(inout) :: y(:)
integer, intent(out) :: info
character(len=1), optional :: trans
real(kind(0.d0)),intent(inout), optional, target :: work(:)
end subroutine mld_dprec_aply
subroutine mld_dprec_aply1(prec,x,desc_data,info,trans)
use psb_base_mod
use mld_prec_type
type(psb_desc_type),intent(in) :: desc_data
type(mld_dprec_type), intent(in) :: prec
real(kind(0.d0)),intent(inout) :: x(:)
integer, intent(out) :: info
character(len=1), optional :: trans
end subroutine mld_dprec_aply1
subroutine mld_zprec_aply(prec,x,y,desc_data,info,trans,work)
use psb_base_mod
use mld_prec_type
type(psb_desc_type),intent(in) :: desc_data
type(mld_zprec_type), intent(in) :: prec
complex(kind(0.d0)),intent(in) :: x(:)
complex(kind(0.d0)),intent(inout) :: y(:)
integer, intent(out) :: info
character(len=1), optional :: trans
complex(kind(0.d0)),intent(inout), optional, target :: work(:)
end subroutine mld_zprec_aply
subroutine mld_zprec_aply1(prec,x,desc_data,info,trans)
use psb_base_mod
use mld_prec_type
type(psb_desc_type),intent(in) :: desc_data
type(mld_zprec_type), intent(in) :: prec
complex(kind(0.d0)),intent(inout) :: x(:)
integer, intent(out) :: info
character(len=1), optional :: trans
end subroutine mld_zprec_aply1
end interface
interface mld_precbld
subroutine mld_dprecbld(a,desc_a,prec,info)
use psb_base_mod
use mld_prec_type
implicit none
type(psb_dspmat_type), intent(in), target :: a
type(psb_desc_type), intent(in), target :: desc_a
type(mld_dprec_type), intent(inout) :: prec
integer, intent(out) :: info
!!$ character, intent(in),optional :: upd
end subroutine mld_dprecbld
subroutine mld_zprecbld(a,desc_a,prec,info)
use psb_base_mod
use mld_prec_type
implicit none
type(psb_zspmat_type), intent(in), target :: a
type(psb_desc_type), intent(in), target :: desc_a
type(mld_zprec_type), intent(inout) :: prec
integer, intent(out) :: info
!!$ character, intent(in),optional :: upd
end subroutine mld_zprecbld
end interface
end module mld_prec_mod