!
!
! MLD2P4 version 2.1
! MultiLevel Domain Decomposition Parallel Preconditioners Package
! based on PSBLAS (Parallel Sparse BLAS version 3.0)
!
! (C) Copyright 2008,2009,2010,2012,2013
!
! Salvatore Filippone Cranfield University, UK
! Pasqua D'Ambra IAC-CNR, Naples, IT
! Daniela di Serafino University of Campania "L. Vanvitelli", Caserta, IT
!
! 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.
!
!
! Current version of this file contributed by:
! Ambra Abdullahi Hassan University of Rome Tor Vergata, IT
!
!
! File: mld_c_mumps_solver_mod.f90
!
! Module: mld_c_mumps_solver_mod
!
! This module defines:
! - the mld_c_mumps_solver_type data structure containing the ingredients
! to interface with the MUMPS package.
! 1. The factorization can be either restricted to the diagonal block of the
! current image or distributed (and thus exact)
!
module mld_c_mumps_solver
#if defined(HAVE_MUMPS_)
use cmumps_struc_def
#endif
use mld_c_base_solver_mod
#if defined(LONG_INTEGERS)
type, extends(mld_c_base_solver_type) :: mld_c_mumps_solver_type
end type mld_c_mumps_solver_type
#else
type, extends(mld_c_base_solver_type) :: mld_c_mumps_solver_type
#if defined(HAVE_MUMPS_)
type(cmumps_struc), allocatable :: id
#else
integer, allocatable :: id
#endif
integer(psb_ipk_),dimension(2) :: ipar
logical :: built=.false.
contains
procedure, pass(sv) :: build => c_mumps_solver_bld
procedure, pass(sv) :: apply_a => c_mumps_solver_apply
procedure, pass(sv) :: apply_v => c_mumps_solver_apply_vect
procedure, pass(sv) :: free => c_mumps_solver_free
procedure, pass(sv) :: descr => c_mumps_solver_descr
procedure, pass(sv) :: sizeof => c_mumps_solver_sizeof
procedure, pass(sv) :: seti => c_mumps_solver_seti
procedure, pass(sv) :: setr => c_mumps_solver_setr
procedure, pass(sv) :: cseti =>c_mumps_solver_cseti
procedure, pass(sv) :: csetr => c_mumps_solver_csetr
procedure, pass(sv) :: default => c_mumps_solver_default
procedure, nopass :: get_fmt => c_mumps_get_fmt
procedure, nopass :: get_id => c_mumps_get_id
#if defined(HAVE_FINAL)
final :: c_mumps_solver_finalize
#endif
end type mld_c_mumps_solver_type
private :: c_mumps_solver_bld, c_mumps_solver_apply, &
& c_mumps_solver_free, c_mumps_solver_descr, &
& c_mumps_solver_sizeof, c_mumps_solver_apply_vect,&
& c_mumps_solver_seti, c_mumps_solver_setr, &
& c_mumps_solver_cseti, c_mumps_solver_csetri, &
& c_mumps_solver_default, c_mumps_solver_get_fmt, &
& c_mumps_solver_get_id
#if defined(HAVE_FINAL)
private :: c_mumps_solver_finalize
#endif
interface
subroutine c_mumps_solver_apply_vect(alpha,sv,x,beta,y,desc_data,&
& trans,work,wv,info,init,initu)
import :: psb_desc_type, mld_c_mumps_solver_type, psb_c_vect_type, psb_dpk_, psb_spk_, &
& psb_cspmat_type, psb_c_base_sparse_mat, psb_c_base_vect_type, psb_ipk_
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_mumps_solver_type), intent(inout) :: sv
type(psb_c_vect_type),intent(inout) :: x
type(psb_c_vect_type),intent(inout) :: y
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
type(psb_c_vect_type),intent(inout) :: wv(:)
integer, intent(out) :: info
character, intent(in), optional :: init
type(psb_c_vect_type),intent(inout), optional :: initu
end subroutine c_mumps_solver_apply_vect
end interface
interface
subroutine c_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info,init,initu)
import :: psb_desc_type, mld_c_mumps_solver_type, psb_c_vect_type, psb_dpk_, psb_spk_, &
& psb_cspmat_type, psb_c_base_sparse_mat, psb_c_base_vect_type, psb_ipk_
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_mumps_solver_type), intent(inout) :: sv
complex(psb_spk_),intent(inout) :: x(:)
complex(psb_spk_),intent(inout) :: y(:)
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer(psb_ipk_), intent(out) :: info
character, intent(in), optional :: init
complex(psb_spk_),intent(inout), optional :: initu(:)
end subroutine c_mumps_solver_apply
end interface
interface
subroutine c_mumps_solver_bld(a,desc_a,sv,info,b,amold,vmold,imold)
import :: psb_desc_type, mld_c_mumps_solver_type, psb_c_vect_type, psb_spk_, &
& psb_cspmat_type, psb_c_base_sparse_mat, psb_c_base_vect_type,&
& psb_ipk_, psb_i_base_vect_type
Implicit None
! Arguments
type(psb_cspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_c_mumps_solver_type), intent(inout) :: sv
integer(psb_ipk_), intent(out) :: info
type(psb_cspmat_type), intent(in), target, optional :: b
class(psb_c_base_sparse_mat), intent(in), optional :: amold
class(psb_c_base_vect_type), intent(in), optional :: vmold
class(psb_i_base_vect_type), intent(in), optional :: imold
end subroutine c_mumps_solver_bld
end interface
contains
subroutine c_mumps_solver_free(sv,info)
Implicit None
! Arguments
class(mld_c_mumps_solver_type), intent(inout) :: sv
integer(psb_ipk_), intent(out) :: info
Integer(psb_ipk_) :: err_act
character(len=20) :: name='c_mumps_solver_free'
call psb_erractionsave(err_act)
#if defined(HAVE_MUMPS_)
if (allocated(sv%id)) then
if (sv%built) then
sv%id%job = -2
call cmumps(sv%id)
info = sv%id%infog(1)
if (info /= psb_success_) goto 9999
end if
deallocate(sv%id)
sv%built=.false.
end if
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
#endif
end subroutine c_mumps_solver_free
#if defined(HAVE_FINAL)
subroutine c_mumps_solver_finalize(sv)
Implicit None
! Arguments
type(mld_c_mumps_solver_type), intent(inout) :: sv
integer :: info
Integer :: err_act
character(len=20) :: name='c_mumps_solver_finalize'
call sv%free(info)
return
end subroutine c_mumps_solver_finalize
#endif
subroutine c_mumps_solver_descr(sv,info,iout,coarse)
Implicit None
! Arguments
class(mld_c_mumps_solver_type), intent(in) :: sv
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_), intent(in), optional :: iout
logical, intent(in), optional :: coarse
! Local variables
integer(psb_ipk_) :: err_act
integer(psb_ipk_) :: ictxt, me, np
character(len=20), parameter :: name='mld_z_mumps_solver_descr'
integer(psb_ipk_) :: iout_
call psb_erractionsave(err_act)
info = psb_success_
if (present(iout)) then
iout_ = iout
else
iout_ = psb_out_unit
endif
write(iout_,*) ' MUMPS Solver. '
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine c_mumps_solver_descr
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!$ WARNING: OTHERS PARAMETERS OF MUMPS COULD BE ADDED. FOR THIS, ADD AN !!$
!!$ INTEGER IN MLD_BASE_PREC_TYPE.F90 AND MODIFY SUBROUTINE SET !!$
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
subroutine c_mumps_solver_seti(sv,what,val,info)
Implicit None
! Arguments
class(mld_c_mumps_solver_type), intent(inout) :: sv
integer(psb_ipk_), intent(in) :: what
integer(psb_ipk_), intent(in) :: val
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: err_act
character(len=20) :: name='z_mumps_solver_seti'
info = psb_success_
call psb_erractionsave(err_act)
select case(what)
#if defined(HAVE_MUMPS_)
case(mld_as_sequential_)
sv%ipar(1)=val
case(mld_mumps_print_err_)
sv%ipar(2)=val
!case(mld_print_stat_)
! sv%id%icntl(2)=val
! sv%ipar(2)=val
!case(mld_print_glob_)
! sv%id%icntl(3)=val
! sv%ipar(3)=val
#endif
case default
call sv%mld_c_base_solver_type%set(what,val,info)
end select
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine c_mumps_solver_seti
subroutine c_mumps_solver_setr(sv,what,val,info)
Implicit None
! Arguments
class(mld_c_mumps_solver_type), intent(inout) :: sv
integer(psb_ipk_), intent(in) :: what
real(psb_spk_), intent(in) :: val
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: err_act
character(len=20) :: name='z_mumps_solver_setr'
info = psb_success_
call psb_erractionsave(err_act)
select case(what)
case default
call sv%mld_c_base_solver_type%set(what,val,info)
end select
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine c_mumps_solver_setr
subroutine c_mumps_solver_cseti(sv,what,val,info)
Implicit None
! Arguments
class(mld_c_mumps_solver_type), intent(inout) :: sv
character(len=*), intent(in) :: what
integer(psb_ipk_), intent(in) :: val
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: err_act, iwhat
character(len=20) :: name='c_mumps_solver_cseti'
info = psb_success_
call psb_erractionsave(err_act)
select case(psb_toupper(what))
#if defined(HAVE_MUMPS_)
case('SET_AS_SEQUENTIAL')
iwhat=mld_as_sequential_
case('SET_MUMPS_PRINT_ERR')
iwhat=mld_mumps_print_err_
#endif
case default
iwhat=-1
end select
if (iwhat >=0 ) then
call sv%set(iwhat,val,info)
else
call sv%mld_c_base_solver_type%set(what,val,info)
end if
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine c_mumps_solver_cseti
subroutine c_mumps_solver_csetr(sv,what,val,info)
Implicit None
! Arguments
class(mld_c_mumps_solver_type), intent(inout) :: sv
character(len=*), intent(in) :: what
real(psb_spk_), intent(in) :: val
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: err_act, iwhat
character(len=20) :: name='c_mumps_solver_csetr'
info = psb_success_
call psb_erractionsave(err_act)
select case(psb_toupper(what))
case default
call sv%mld_c_base_solver_type%set(what,val,info)
end select
if (iwhat >=0 ) then
call sv%set(iwhat,val,info)
else
call sv%mld_c_base_solver_type%set(what,val,info)
end if
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine c_mumps_solver_csetr
!!NOTE: BY DEFAULT BLR is activated with a dropping parameter to 1d-4 !!
subroutine c_mumps_solver_default(sv)
Implicit none
!Argument
class(mld_c_mumps_solver_type),intent(inout) :: sv
integer(psb_ipk_) :: info
integer(psb_ipk_) :: err_act,ictx,icomm
character(len=20) :: name='c_mumps_default'
info = psb_success_
call psb_erractionsave(err_act)
#if defined(HAVE_MUMPS_)
if (.not.allocated(sv%id)) then
allocate(sv%id,stat=info)
if (info /= psb_success_) then
info=psb_err_alloc_dealloc_
call psb_errpush(info,name,a_err='mld_cmumps_default')
goto 9999
end if
sv%built=.false.
end if
! INSTANTIATION OF sv%id needed to set parmater but mpi communicator needed
! sv%id%job = -1
! sv%id%par=1
! call dmumps(sv%id)
sv%ipar(1)=2
!sv%ipar(10)=6
!sv%ipar(11)=0
!sv%ipar(12)=6
#endif
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act == psb_act_abort_) then
call psb_error()
return
end if
return
end subroutine c_mumps_solver_default
function c_mumps_solver_sizeof(sv) result(val)
implicit none
! Arguments
class(mld_c_mumps_solver_type), intent(in) :: sv
integer(psb_long_int_k_) :: val
integer :: i
#if defined(HAVE_MUMPS_)
val = (sv%id%INFOG(22)+sv%id%INFOG(32))*1d+6
#else
val = 0
#endif
! val = 2*psb_sizeof_int + psb_sizeof_dp
! val = val + sv%symbsize
! val = val + sv%numsize
return
end function c_mumps_solver_sizeof
#endif
function c_mumps_get_fmt() result(val)
implicit none
character(len=32) :: val
val = "MUMPS solver"
end function c_mumps_get_fmt
function c_mumps_get_id() result(val)
implicit none
integer(psb_ipk_) :: val
val = mld_mumps_
end function c_mumps_get_id
end module mld_c_mumps_solver