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!!$
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!!$
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!!$ MLD2P4 version 2.0
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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 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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subroutine s_mumps_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold,imold)
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use psb_base_mod
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use mpi
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use mld_s_mumps_solver
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Implicit None
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! Arguments
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type(psb_sspmat_type) :: c
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type(psb_sspmat_type), intent(in), target :: a
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Type(psb_desc_type), Intent(in) :: desc_a
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class(mld_s_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_sspmat_type), intent(in), target, optional :: b
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class(psb_s_base_sparse_mat), intent(in), optional :: amold
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class(psb_s_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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! Local variables
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type(psb_sspmat_type) :: atmp
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type(psb_s_coo_sparse_mat), target :: acoo
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integer(psb_ipk_) :: n_row,n_col, nrow_a, nztota, nglob, nglobrec, nzt, npr, npc
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integer(psb_ipk_) :: ifrst, ibcheck
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integer(psb_ipk_) :: ictxt, ictxt1, icomm, np, me, i, err_act, debug_unit, debug_level
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character(len=20) :: name='s_mumps_solver_bld', ch_err
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#if defined(HAVE_MUMPS_)
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info=psb_success_
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call psb_erractionsave(err_act)
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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ictxt = desc_a%get_context()
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if (sv%ipar(1) < 0 ) then
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call psb_info(ictxt, me, np)
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call psb_init(ictxt1,np=1,basectxt=ictxt,ids=(/me/))
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call psb_get_mpicomm(ictxt1, icomm)
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write(*,*)'mumps_bld: +++++>',icomm,ictxt1,mpi_comm_world
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call psb_info(ictxt1, me, np)
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npr = np
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else
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call psb_get_mpicomm(ictxt,icomm)
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write(*,*)'mumps_bld: +++++>',icomm,ictxt,mpi_comm_world
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call psb_info(ictxt, me, np)
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npr = np
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end if
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npc = 1
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),' start'
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! if (allocated(sv%id)) then
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! call sv%free(info)
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! deallocate(sv%id)
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! end if
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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_smumps_default')
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goto 9999
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end if
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end if
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if (psb_toupper(upd) == 'F') then
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sv%id%comm = icomm
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sv%id%job = -1
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sv%id%par=1
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call smumps(sv%id)
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!WARNING: CALLING sMUMPS WITH JOB=-1 DESTROY THE SETTING OF DEFAULT:TO FIX
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sv%id%icntl(3)=sv%ipar(2)
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nglob = desc_a%get_global_rows()
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if (sv%ipar(1) < 0) then
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nglobrec=desc_a%get_local_rows()
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call a%csclip(c,info,jmax=a%get_nrows())
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call c%cp_to(acoo)
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nglob = c%get_nrows()
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if (nglobrec /= nglob) then
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write(*,*)'WARNING: MUMPS solver does not allow overlap in AS yet. A zero-overlap is used instead'
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end if
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else
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call a%cp_to(acoo)
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end if
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nztota = acoo%get_nzeros()
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! switch to global numbering
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if (sv%ipar(1) >= 0 ) then
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call psb_loc_to_glob(acoo%ja(1:nztota), desc_a, info, iact='I')
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call psb_loc_to_glob(acoo%ia(1:nztota), desc_a, info, iact='I')
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end if
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sv%id%irn_loc=> acoo%ia
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sv%id%jcn_loc=> acoo%ja
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sv%id%a_loc=> acoo%val
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sv%id%icntl(18)=3
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if(acoo%is_upper() .or. acoo%is_lower()) then
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sv%id%sym = 2
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else
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sv%id%sym = 0
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end if
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sv%id%n = nglob
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! there should be a better way for this
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sv%id%nz_loc = acoo%get_nzeros()
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sv%id%nz = acoo%get_nzeros()
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sv%id%job = 4
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call psb_barrier(ictxt)
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write(*,*)'calling mumps N,nz,nz_loc',sv%id%n,sv%id%nz,sv%id%nz_loc
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call smumps(sv%id)
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call psb_barrier(ictxt)
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info = sv%id%infog(1)
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if (info /= psb_success_) then
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info=psb_err_from_subroutine_
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ch_err='mld_smumps_fact '
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call psb_errpush(info,name,a_err=ch_err)
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goto 9999
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end if
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nullify(sv%id%irn)
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nullify(sv%id%jcn)
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nullify(sv%id%a)
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call acoo%free()
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sv%built=.true.
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else
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! ?
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info=psb_err_internal_error_
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call psb_errpush(info,name)
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goto 9999
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end if
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),' end'
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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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#else
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write(psb_err_unit,*) "MUMPS Not Configured, fix make.inc and recompile "
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#endif
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end subroutine s_mumps_solver_bld
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