!!$ !!$ !!$ MLD2P4 version 1.0 !!$ MultiLevel Domain Decomposition Parallel Preconditioners Package !!$ based on PSBLAS (Parallel Sparse BLAS version 2.2) !!$ !!$ (C) Copyright 2008 !!$ !!$ Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari University of Rome Tor Vergata !!$ 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_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_sprecinit(p,ptype,info,nlev) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(mld_sprec_type), intent(inout) :: p character(len=*), intent(in) :: ptype integer, intent(out) :: info integer, optional, intent(in) :: nlev end subroutine mld_sprecinit subroutine mld_dprecinit(p,ptype,info,nlev) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_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_cprecinit(p,ptype,info,nlev) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(mld_cprec_type), intent(inout) :: p character(len=*), intent(in) :: ptype integer, intent(out) :: info integer, optional, intent(in) :: nlev end subroutine mld_cprecinit subroutine mld_zprecinit(p,ptype,info,nlev) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_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 module procedure mld_i_sprecseti, mld_i_sprecsetc, mld_i_sprecsetr,& & mld_i_dprecseti, mld_i_dprecsetc, mld_i_dprecsetr,& & mld_i_cprecseti, mld_i_cprecsetc, mld_i_cprecsetr,& & mld_i_zprecseti, mld_i_zprecsetc, mld_i_zprecsetr end interface interface mld_inner_precset subroutine mld_sprecseti(p,what,val,info,ilev) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(mld_sprec_type), intent(inout) :: p integer, intent(in) :: what integer, intent(in) :: val integer, intent(out) :: info integer, optional, intent(in) :: ilev end subroutine mld_sprecseti subroutine mld_sprecsetr(p,what,val,info,ilev) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(mld_sprec_type), intent(inout) :: p integer, intent(in) :: what real(psb_spk_), intent(in) :: val integer, intent(out) :: info integer, optional, intent(in) :: ilev end subroutine mld_sprecsetr subroutine mld_sprecsetc(p,what,string,info,ilev) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(mld_sprec_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_sprecsetc subroutine mld_dprecseti(p,what,val,info,ilev) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_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_dprecsetr(p,what,val,info,ilev) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_type type(mld_dprec_type), intent(inout) :: p integer, intent(in) :: what real(psb_dpk_), intent(in) :: val integer, intent(out) :: info integer, optional, intent(in) :: ilev end subroutine mld_dprecsetr subroutine mld_dprecsetc(p,what,string,info,ilev) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_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_cprecseti(p,what,val,info,ilev) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(mld_cprec_type), intent(inout) :: p integer, intent(in) :: what integer, intent(in) :: val integer, intent(out) :: info integer, optional, intent(in) :: ilev end subroutine mld_cprecseti subroutine mld_cprecsetr(p,what,val,info,ilev) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(mld_cprec_type), intent(inout) :: p integer, intent(in) :: what real(psb_spk_), intent(in) :: val integer, intent(out) :: info integer, optional, intent(in) :: ilev end subroutine mld_cprecsetr subroutine mld_cprecsetc(p,what,string,info,ilev) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(mld_cprec_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_cprecsetc subroutine mld_zprecseti(p,what,val,info,ilev) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_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_zprecsetr(p,what,val,info,ilev) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_type type(mld_zprec_type), intent(inout) :: p integer, intent(in) :: what real(psb_dpk_), intent(in) :: val integer, intent(out) :: info integer, optional, intent(in) :: ilev end subroutine mld_zprecsetr subroutine mld_zprecsetc(p,what,string,info,ilev) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_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_precaply subroutine mld_sprecaply(prec,x,y,desc_data,info,trans,work) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(psb_desc_type),intent(in) :: desc_data type(mld_sprec_type), intent(in) :: prec real(psb_spk_),intent(in) :: x(:) real(psb_spk_),intent(inout) :: y(:) integer, intent(out) :: info character(len=1), optional :: trans real(psb_spk_),intent(inout), optional, target :: work(:) end subroutine mld_sprecaply subroutine mld_sprecaply1(prec,x,desc_data,info,trans) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(psb_desc_type),intent(in) :: desc_data type(mld_sprec_type), intent(in) :: prec real(psb_spk_),intent(inout) :: x(:) integer, intent(out) :: info character(len=1), optional :: trans end subroutine mld_sprecaply1 subroutine mld_dprecaply(prec,x,y,desc_data,info,trans,work) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_type type(psb_desc_type),intent(in) :: desc_data type(mld_dprec_type), intent(in) :: prec real(psb_dpk_),intent(in) :: x(:) real(psb_dpk_),intent(inout) :: y(:) integer, intent(out) :: info character(len=1), optional :: trans real(psb_dpk_),intent(inout), optional, target :: work(:) end subroutine mld_dprecaply subroutine mld_dprecaply1(prec,x,desc_data,info,trans) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_type type(psb_desc_type),intent(in) :: desc_data type(mld_dprec_type), intent(in) :: prec real(psb_dpk_),intent(inout) :: x(:) integer, intent(out) :: info character(len=1), optional :: trans end subroutine mld_dprecaply1 subroutine mld_cprecaply(prec,x,y,desc_data,info,trans,work) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(psb_desc_type),intent(in) :: desc_data type(mld_cprec_type), intent(in) :: prec complex(psb_spk_),intent(in) :: x(:) complex(psb_spk_),intent(inout) :: y(:) integer, intent(out) :: info character(len=1), optional :: trans complex(psb_spk_),intent(inout), optional, target :: work(:) end subroutine mld_cprecaply subroutine mld_cprecaply1(prec,x,desc_data,info,trans) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(psb_desc_type),intent(in) :: desc_data type(mld_cprec_type), intent(in) :: prec complex(psb_spk_),intent(inout) :: x(:) integer, intent(out) :: info character(len=1), optional :: trans end subroutine mld_cprecaply1 subroutine mld_zprecaply(prec,x,y,desc_data,info,trans,work) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_type type(psb_desc_type),intent(in) :: desc_data type(mld_zprec_type), intent(in) :: prec complex(psb_dpk_),intent(in) :: x(:) complex(psb_dpk_),intent(inout) :: y(:) integer, intent(out) :: info character(len=1), optional :: trans complex(psb_dpk_),intent(inout), optional, target :: work(:) end subroutine mld_zprecaply subroutine mld_zprecaply1(prec,x,desc_data,info,trans) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_type type(psb_desc_type),intent(in) :: desc_data type(mld_zprec_type), intent(in) :: prec complex(psb_dpk_),intent(inout) :: x(:) integer, intent(out) :: info character(len=1), optional :: trans end subroutine mld_zprecaply1 end interface interface mld_precbld subroutine mld_sprecbld(a,desc_a,prec,info) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type implicit none type(psb_sspmat_type), intent(in), target :: a type(psb_desc_type), intent(in), target :: desc_a type(mld_sprec_type), intent(inout), target :: prec integer, intent(out) :: info !!$ character, intent(in),optional :: upd end subroutine mld_sprecbld subroutine mld_dprecbld(a,desc_a,prec,info) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_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), target :: prec integer, intent(out) :: info !!$ character, intent(in),optional :: upd end subroutine mld_dprecbld subroutine mld_cprecbld(a,desc_a,prec,info) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type implicit none type(psb_cspmat_type), intent(in), target :: a type(psb_desc_type), intent(in), target :: desc_a type(mld_cprec_type), intent(inout), target :: prec integer, intent(out) :: info !!$ character, intent(in),optional :: upd end subroutine mld_cprecbld subroutine mld_zprecbld(a,desc_a,prec,info) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_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 contains subroutine mld_i_sprecseti(p,what,val,info) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(mld_sprec_type), intent(inout) :: p integer, intent(in) :: what integer, intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_sprecseti subroutine mld_i_sprecsetr(p,what,val,info) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(mld_sprec_type), intent(inout) :: p integer, intent(in) :: what real(psb_spk_), intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_sprecsetr subroutine mld_i_sprecsetc(p,what,val,info) use psb_base_mod, only : psb_sspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_sprec_type type(mld_sprec_type), intent(inout) :: p integer, intent(in) :: what character(len=*), intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_sprecsetc subroutine mld_i_dprecseti(p,what,val,info) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_type type(mld_dprec_type), intent(inout) :: p integer, intent(in) :: what integer, intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_dprecseti subroutine mld_i_dprecsetr(p,what,val,info) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_type type(mld_dprec_type), intent(inout) :: p integer, intent(in) :: what real(psb_dpk_), intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_dprecsetr subroutine mld_i_dprecsetc(p,what,val,info) use psb_base_mod, only : psb_dspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_dprec_type type(mld_dprec_type), intent(inout) :: p integer, intent(in) :: what character(len=*), intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_dprecsetc subroutine mld_i_cprecseti(p,what,val,info) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(mld_cprec_type), intent(inout) :: p integer, intent(in) :: what integer, intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_cprecseti subroutine mld_i_cprecsetr(p,what,val,info) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(mld_cprec_type), intent(inout) :: p integer, intent(in) :: what real(psb_spk_), intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_cprecsetr subroutine mld_i_cprecsetc(p,what,val,info) use psb_base_mod, only : psb_cspmat_type, psb_desc_type, psb_spk_ use mld_prec_type, only : mld_cprec_type type(mld_cprec_type), intent(inout) :: p integer, intent(in) :: what character(len=*), intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_cprecsetc subroutine mld_i_zprecseti(p,what,val,info) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_type type(mld_zprec_type), intent(inout) :: p integer, intent(in) :: what integer, intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_zprecseti subroutine mld_i_zprecsetr(p,what,val,info) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_type type(mld_zprec_type), intent(inout) :: p integer, intent(in) :: what real(psb_dpk_), intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_zprecsetr subroutine mld_i_zprecsetc(p,what,val,info) use psb_base_mod, only : psb_zspmat_type, psb_desc_type, psb_dpk_ use mld_prec_type, only : mld_zprec_type type(mld_zprec_type), intent(inout) :: p integer, intent(in) :: what character(len=*), intent(in) :: val integer, intent(out) :: info call mld_inner_precset(p,what,val,info) end subroutine mld_i_zprecsetc end module mld_prec_mod