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482 lines
15 KiB
Fortran
482 lines
15 KiB
Fortran
!!$
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!!$
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!!$ MLD2P4 version 2.1
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!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
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!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
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!!$
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!!$ (C) Copyright 2008,2009,2010,2012,2013
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!!$
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!!$ Salvatore Filippone Cranfield University
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!!$ Ambra Abdullahi Hassan University of Rome Tor Vergata
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!!$ Alfredo Buttari CNRS-IRIT, Toulouse
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!!$ Pasqua D'Ambra ICAR-CNR, Naples
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!!$ Daniela di Serafino Second University of Naples
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!!$
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!!$ Redistribution and use in source and binary forms, with or without
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!!$ modification, are permitted provided that the following conditions
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!!$ are met:
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!!$ 1. Redistributions of source code must retain the above copyright
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!!$ notice, this list of conditions and the following disclaimer.
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!!$ 2. Redistributions in binary form must reproduce the above copyright
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!!$ notice, this list of conditions, and the following disclaimer in the
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!!$ documentation and/or other materials provided with the distribution.
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!!$ 3. The name of the MLD2P4 group or the names of its contributors may
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!!$ not be used to endorse or promote products derived from this
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!!$ software without specific written permission.
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!!$
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!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE MLD2P4 GROUP OR ITS CONTRIBUTORS
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!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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!!$ POSSIBILITY OF SUCH DAMAGE.
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!!$
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!!$
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!
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! File: mld_c_mumps_solver_mod.f90
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!
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! Module: mld_c_mumps_solver_mod
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!
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! This module defines:
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! - the mld_c_mumps_solver_type data structure containing the ingredients
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! to interface with the MUMPS package.
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! 1. The factorization can be either restricted to the diagonal block of the
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! current image or distributed (and thus exact)
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!
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module mld_c_mumps_solver
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#if defined(HAVE_MUMPS_)
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use cmumps_struc_def
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#endif
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use mld_c_base_solver_mod
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#if defined(LONG_INTEGERS)
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type, extends(mld_c_base_solver_type) :: mld_c_mumps_solver_type
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end type mld_c_mumps_solver_type
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#else
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type, extends(mld_c_base_solver_type) :: mld_c_mumps_solver_type
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#if defined(HAVE_MUMPS_)
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type(cmumps_struc), allocatable :: id
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#else
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integer, allocatable :: id
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#endif
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integer(psb_ipk_),dimension(2) :: ipar
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logical :: built=.false.
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contains
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procedure, pass(sv) :: build => c_mumps_solver_bld
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procedure, pass(sv) :: apply_a => c_mumps_solver_apply
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procedure, pass(sv) :: apply_v => c_mumps_solver_apply_vect
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procedure, pass(sv) :: free => c_mumps_solver_free
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procedure, pass(sv) :: descr => c_mumps_solver_descr
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procedure, pass(sv) :: sizeof => c_mumps_solver_sizeof
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procedure, pass(sv) :: seti => c_mumps_solver_seti
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procedure, pass(sv) :: setr => c_mumps_solver_setr
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procedure, pass(sv) :: cseti =>c_mumps_solver_cseti
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procedure, pass(sv) :: csetr => c_mumps_solver_csetr
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procedure, pass(sv) :: default => c_mumps_solver_default
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#if defined(HAVE_FINAL)
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final :: c_mumps_solver_finalize
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#endif
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end type mld_c_mumps_solver_type
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private :: c_mumps_solver_bld, c_mumps_solver_apply, &
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& c_mumps_solver_free, c_mumps_solver_descr, &
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& c_mumps_solver_sizeof, c_mumps_solver_apply_vect,&
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& c_mumps_solver_seti, c_mumps_solver_setr, &
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& c_mumps_solver_cseti, c_mumps_solver_csetri, &
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& c_mumps_solver_default
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#if defined(HAVE_FINAL)
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private :: c_mumps_solver_finalize
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#endif
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interface
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subroutine c_mumps_solver_apply_vect(alpha,sv,x,beta,y,desc_data,&
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& trans,work,info,init,initu)
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import :: psb_desc_type, mld_c_mumps_solver_type, psb_c_vect_type, psb_dpk_, psb_spk_, &
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& psb_cspmat_type, psb_c_base_sparse_mat, psb_c_base_vect_type, psb_ipk_
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implicit none
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type(psb_desc_type), intent(in) :: desc_data
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class(mld_c_mumps_solver_type), intent(inout) :: sv
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type(psb_c_vect_type),intent(inout) :: x
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type(psb_c_vect_type),intent(inout) :: y
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complex(psb_spk_),intent(in) :: alpha,beta
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character(len=1),intent(in) :: trans
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complex(psb_spk_),target, intent(inout) :: work(:)
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integer, intent(out) :: info
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character, intent(in), optional :: init
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type(psb_c_vect_type),intent(inout), optional :: initu
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end subroutine c_mumps_solver_apply_vect
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end interface
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interface
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subroutine c_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info,init,initu)
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import :: psb_desc_type, mld_c_mumps_solver_type, psb_c_vect_type, psb_dpk_, psb_spk_, &
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& psb_cspmat_type, psb_c_base_sparse_mat, psb_c_base_vect_type, psb_ipk_
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implicit none
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type(psb_desc_type), intent(in) :: desc_data
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class(mld_c_mumps_solver_type), intent(inout) :: sv
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complex(psb_spk_),intent(inout) :: x(:)
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complex(psb_spk_),intent(inout) :: y(:)
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complex(psb_spk_),intent(in) :: alpha,beta
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character(len=1),intent(in) :: trans
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complex(psb_spk_),target, intent(inout) :: work(:)
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integer(psb_ipk_), intent(out) :: info
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character, intent(in), optional :: init
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complex(psb_spk_),intent(inout), optional :: initu(:)
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end subroutine c_mumps_solver_apply
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end interface
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interface
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subroutine c_mumps_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold,imold)
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import :: psb_desc_type, mld_c_mumps_solver_type, psb_c_vect_type, psb_spk_, &
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& psb_cspmat_type, psb_c_base_sparse_mat, psb_c_base_vect_type,&
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& psb_ipk_, psb_i_base_vect_type
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Implicit None
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! Arguments
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type(psb_cspmat_type), intent(in), target :: a
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Type(psb_desc_type), Intent(in) :: desc_a
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class(mld_c_mumps_solver_type), intent(inout) :: sv
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character, intent(in) :: upd
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integer(psb_ipk_), intent(out) :: info
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type(psb_cspmat_type), intent(in), target, optional :: b
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class(psb_c_base_sparse_mat), intent(in), optional :: amold
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class(psb_c_base_vect_type), intent(in), optional :: vmold
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class(psb_i_base_vect_type), intent(in), optional :: imold
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end subroutine c_mumps_solver_bld
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end interface
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contains
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subroutine c_mumps_solver_free(sv,info)
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Implicit None
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! Arguments
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class(mld_c_mumps_solver_type), intent(inout) :: sv
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integer(psb_ipk_), intent(out) :: info
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Integer(psb_ipk_) :: err_act
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character(len=20) :: name='c_mumps_solver_free'
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call psb_erractionsave(err_act)
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#if defined(HAVE_MUMPS_)
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if (allocated(sv%id)) then
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if (sv%built) then
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sv%id%job = -2
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call cmumps(sv%id)
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info = sv%id%infog(1)
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if (info /= psb_success_) goto 9999
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end if
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deallocate(sv%id)
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sv%built=.false.
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end if
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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#endif
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end subroutine c_mumps_solver_free
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#if defined(HAVE_FINAL)
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subroutine c_mumps_solver_finalize(sv)
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Implicit None
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! Arguments
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type(mld_c_mumps_solver_type), intent(inout) :: sv
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integer :: info
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Integer :: err_act
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character(len=20) :: name='c_mumps_solver_finalize'
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call sv%free(info)
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return
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end subroutine c_mumps_solver_finalize
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#endif
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subroutine c_mumps_solver_descr(sv,info,iout,coarse)
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Implicit None
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! Arguments
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class(mld_c_mumps_solver_type), intent(in) :: sv
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), intent(in), optional :: iout
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logical, intent(in), optional :: coarse
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! Local variables
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integer(psb_ipk_) :: err_act
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integer(psb_ipk_) :: ictxt, me, np
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character(len=20), parameter :: name='mld_z_mumps_solver_descr'
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integer(psb_ipk_) :: iout_
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call psb_erractionsave(err_act)
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info = psb_success_
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if (present(iout)) then
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iout_ = iout
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else
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iout_ = 6
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endif
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write(iout_,*) ' MUMPS Solver. '
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine c_mumps_solver_descr
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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!!$ WARNING: OTHERS PARAMETERS OF MUMPS COULD BE ADDED. FOR THIS, ADD AN !!$
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!!$ INTEGER IN MLD_BASE_PREC_TYPE.F90 AND MODIFY SUBROUTINE SET !!$
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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subroutine c_mumps_solver_seti(sv,what,val,info)
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Implicit None
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! Arguments
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class(mld_c_mumps_solver_type), intent(inout) :: sv
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integer(psb_ipk_), intent(in) :: what
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integer(psb_ipk_), intent(in) :: val
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='z_mumps_solver_seti'
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info = psb_success_
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call psb_erractionsave(err_act)
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select case(what)
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#if defined(HAVE_MUMPS_)
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case(mld_as_sequential_)
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sv%ipar(1)=val
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case(mld_mumps_print_err_)
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sv%ipar(2)=val
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!case(mld_print_stat_)
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! sv%id%icntl(2)=val
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! sv%ipar(2)=val
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!case(mld_print_glob_)
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! sv%id%icntl(3)=val
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! sv%ipar(3)=val
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#endif
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case default
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call sv%mld_c_base_solver_type%set(what,val,info)
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end select
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine c_mumps_solver_seti
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subroutine c_mumps_solver_setr(sv,what,val,info)
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Implicit None
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! Arguments
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class(mld_c_mumps_solver_type), intent(inout) :: sv
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integer(psb_ipk_), intent(in) :: what
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real(psb_spk_), intent(in) :: val
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='z_mumps_solver_setr'
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info = psb_success_
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call psb_erractionsave(err_act)
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select case(what)
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case default
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call sv%mld_c_base_solver_type%set(what,val,info)
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end select
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine c_mumps_solver_setr
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subroutine c_mumps_solver_cseti(sv,what,val,info)
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Implicit None
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! Arguments
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class(mld_c_mumps_solver_type), intent(inout) :: sv
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character(len=*), intent(in) :: what
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integer(psb_ipk_), intent(in) :: val
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_) :: err_act, iwhat
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character(len=20) :: name='c_mumps_solver_cseti'
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info = psb_success_
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call psb_erractionsave(err_act)
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select case(psb_toupper(what))
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#if defined(HAVE_MUMPS_)
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case('SET_AS_SEQUENTIAL')
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iwhat=mld_as_sequential_
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case('SET_MUMPS_PRINT_ERR')
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iwhat=mld_mumps_print_err_
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#endif
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case default
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iwhat=-1
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end select
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if (iwhat >=0 ) then
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call sv%set(iwhat,val,info)
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else
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call sv%mld_c_base_solver_type%set(what,val,info)
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end if
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine c_mumps_solver_cseti
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subroutine c_mumps_solver_csetr(sv,what,val,info)
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Implicit None
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! Arguments
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class(mld_c_mumps_solver_type), intent(inout) :: sv
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character(len=*), intent(in) :: what
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real(psb_spk_), intent(in) :: val
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_) :: err_act, iwhat
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character(len=20) :: name='c_mumps_solver_csetr'
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info = psb_success_
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call psb_erractionsave(err_act)
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select case(psb_toupper(what))
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case default
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call sv%mld_c_base_solver_type%set(what,val,info)
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end select
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if (iwhat >=0 ) then
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call sv%set(iwhat,val,info)
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else
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call sv%mld_c_base_solver_type%set(what,val,info)
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end if
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine c_mumps_solver_csetr
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!!NOTE: BY DEFAULT BLR is activated with a dropping parameter to 1d-4 !!
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subroutine c_mumps_solver_default(sv)
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Implicit none
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!Argument
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class(mld_c_mumps_solver_type),intent(inout) :: sv
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integer(psb_ipk_) :: info
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integer(psb_ipk_) :: err_act,ictx,icomm
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character(len=20) :: name='c_mumps_default'
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info = psb_success_
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call psb_erractionsave(err_act)
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#if defined(HAVE_MUMPS_)
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if (.not.allocated(sv%id)) then
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allocate(sv%id,stat=info)
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if (info /= psb_success_) then
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info=psb_err_alloc_dealloc_
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call psb_errpush(info,name,a_err='mld_cmumps_default')
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goto 9999
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end if
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sv%built=.false.
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end if
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! INSTANTIATION OF sv%id needed to set parmater but mpi communicator needed
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! sv%id%job = -1
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! sv%id%par=1
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! call dmumps(sv%id)
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sv%ipar(1)=2
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!sv%ipar(10)=6
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!sv%ipar(11)=0
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!sv%ipar(12)=6
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#endif
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine c_mumps_solver_default
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function c_mumps_solver_sizeof(sv) result(val)
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implicit none
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! Arguments
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class(mld_c_mumps_solver_type), intent(in) :: sv
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integer(psb_long_int_k_) :: val
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integer :: i
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#if defined(HAVE_MUMPS_)
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val = (sv%id%INFOG(22)+sv%id%INFOG(32))*1d+6
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#else
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val = 0
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#endif
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! val = 2*psb_sizeof_int + psb_sizeof_dp
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! val = val + sv%symbsize
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! val = val + sv%numsize
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return
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end function c_mumps_solver_sizeof
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#endif
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end module mld_c_mumps_solver
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