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