! ! Parallel Sparse BLAS version 3.5 ! (C) Copyright 2006-2018 ! Salvatore Filippone ! Alfredo Buttari ! ! 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 PSBLAS 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 PSBLAS 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. ! ! subroutine psi_i_renum_index(iperm,idx,info) use psi_mod, psi_protect_name => psi_i_renum_index use psb_serial_mod implicit none integer(psb_ipk_), intent(out) :: info integer(psb_ipk_), intent(in) :: iperm(:) integer(psb_ipk_), intent(inout) :: idx(:) integer(psb_ipk_) :: i,j,k,nh i=1 k=idx(i) do while (k /= -1) i = i+1 nh = idx(i) do j = i+1, i+nh idx(j) = iperm(idx(j)) enddo i = i + nh + 1 nh = idx(i) do j = i+1, i+nh idx(j) = iperm(idx(j)) enddo i = i + nh + 1 k = idx(i) enddo end subroutine psi_i_renum_index subroutine psi_i_cnv_dsc(halo_in,ovrlap_in,ext_in,cdesc, info, mold) use psi_mod, psi_protect_name => psi_i_cnv_dsc use psb_timers_mod use psb_realloc_mod implicit none ! ....scalars parameters.... integer(psb_ipk_), intent(in) :: halo_in(:), ovrlap_in(:),ext_in(:) type(psb_desc_type), intent(inout) :: cdesc integer(psb_ipk_), intent(out) :: info class(psb_i_base_vect_type), optional, intent(in) :: mold ! ....local scalars.... type(psb_ctxt_type) :: ctxt integer(psb_ipk_) :: np,me integer(psb_ipk_) :: err_act,nxch,nsnd,nrcv,j,k ! ...local array... integer(psb_ipk_), allocatable :: idx_out(:), tmp_mst_idx(:) ! ...parameters integer(psb_ipk_) :: debug_level, debug_unit logical, parameter :: debug=.false. character(len=20) :: name logical, parameter :: do_timings=.false. integer(psb_ipk_), save :: idx_phase1=-1, idx_phase2=-1, idx_phase3=-1 integer(psb_ipk_), save :: idx_phase11=-1, idx_phase12=-1, idx_phase13=-1 name='psi_cnv_desc' call psb_get_erraction(err_act) debug_level = psb_get_debug_level() debug_unit = psb_get_debug_unit() info = psb_success_ ctxt = cdesc%get_context() call psb_info(ctxt,me,np) if (np == -1) then info = psb_err_context_error_ call psb_errpush(info,name) goto 9999 endif if ((do_timings).and.(idx_phase1==-1)) & & idx_phase1 = psb_get_timer_idx("PSI_CNV_DSC: phase1 ") if ((do_timings).and.(idx_phase2==-1)) & & idx_phase2 = psb_get_timer_idx("PSI_CNV_DSC: phase2") if ((do_timings).and.(idx_phase3==-1)) & & idx_phase3 = psb_get_timer_idx("PSI_CNV_DSC: phase3") if ((do_timings).and.(idx_phase11==-1)) & & idx_phase11 = psb_get_timer_idx("PSI_CNV_DSC: phase11 ") if ((do_timings).and.(idx_phase12==-1)) & & idx_phase12 = psb_get_timer_idx("PSI_CNV_DSC: phase12") if ((do_timings).and.(idx_phase13==-1)) & & idx_phase13 = psb_get_timer_idx("PSI_CNV_DSC: phase13") if (do_timings) call psb_tic(idx_phase1) if (do_timings) call psb_tic(idx_phase11) ! first the halo index if (debug_level>0) write(debug_unit,*) me,'Calling crea_index on halo',& & size(halo_in) call psi_crea_index(cdesc,halo_in, idx_out,nxch,nsnd,nrcv,info) if (info /= psb_success_) then call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_crea_index') goto 9999 end if call psb_move_alloc(idx_out,cdesc%halo_index,info) if (debug_level>0) write(debug_unit,*) me,'Done crea_index on halo' if (debug_level>0) write(debug_unit,*) me,'Calling crea_index on ext' if (do_timings) call psb_toc(idx_phase11) if (do_timings) call psb_tic(idx_phase12) ! then ext index if (debug_level>0) write(debug_unit,*) me,'Calling crea_index on ext' call psi_crea_index(cdesc,ext_in, idx_out,nxch,nsnd,nrcv,info) if (info /= psb_success_) then call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_crea_index') goto 9999 end if call psb_move_alloc(idx_out,cdesc%ext_index,info) if (debug_level>0) write(debug_unit,*) me,'Done crea_index on ext' if (debug_level>0) write(debug_unit,*) me,'Calling crea_index on ovrlap' if (do_timings) call psb_toc(idx_phase12) if (do_timings) call psb_tic(idx_phase13) ! then the overlap index call psi_crea_index(cdesc,ovrlap_in, idx_out,nxch,nsnd,nrcv,info) if (info /= psb_success_) then call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_crea_index') goto 9999 end if call psb_move_alloc(idx_out,cdesc%ovrlap_index,info) if (info /= psb_success_) then call psb_errpush(psb_err_from_subroutine_,name,a_err='psb_move_alloc') goto 9999 end if if (do_timings) call psb_toc(idx_phase13) if (do_timings) call psb_toc(idx_phase1) if (do_timings) call psb_tic(idx_phase2) ! next ovrlap_elem if (debug_level>0) write(debug_unit,*) me,'Calling crea_ovr_elem' call psi_crea_ovr_elem(me,cdesc%ovrlap_index,cdesc%ovrlap_elem,info) if (debug_level>0) write(debug_unit,*) me,'Done crea_ovr_elem' if (info /= psb_success_) then call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_crea_ovr_elem') goto 9999 end if ! Extract ovr_mst_idx from ovrlap_elem if (debug_level>0) write(debug_unit,*) me,'Calling bld_ovr_mst' call psi_bld_ovr_mst(me,cdesc%ovrlap_elem,tmp_mst_idx,info) if (info == psb_success_) call psi_crea_index(cdesc,& & tmp_mst_idx,idx_out,nxch,nsnd,nrcv,info) if (debug_level>0) write(debug_unit,*) me,'Done crea_indx' if (info /= psb_success_) then call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_bld_ovr_mst') goto 9999 end if call psb_move_alloc(idx_out,cdesc%ovr_mst_idx,info) if (info /= psb_success_) then call psb_errpush(psb_err_from_subroutine_,name,a_err='psb_move_alloc') goto 9999 end if if (do_timings) call psb_toc(idx_phase2) if (do_timings) call psb_tic(idx_phase3) ! finally bnd_elem call psi_crea_bnd_elem(idx_out,cdesc,info) if (info == psb_success_) call psb_move_alloc(idx_out,cdesc%bnd_elem,info) call cdesc%v_halo_index%bld(cdesc%halo_index,mold=mold) call cdesc%v_ext_index%bld(cdesc%ext_index,mold=mold) call cdesc%v_ovrlap_index%bld(cdesc%ovrlap_index,mold=mold) call cdesc%v_ovr_mst_idx%bld(cdesc%ovr_mst_idx,mold=mold) if (info /= psb_success_) then call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_crea_bnd_elem') goto 9999 end if if (debug_level>0) write(debug_unit,*) me,'Done crea_bnd_elem' if (do_timings) call psb_toc(idx_phase3) call psb_erractionrestore(err_act) return 9999 call psb_error_handler(ctxt,err_act) return end subroutine psi_i_cnv_dsc subroutine psi_i_bld_ovr_mst(me,ovrlap_elem,mst_idx,info) use psi_mod, psi_protect_name => psi_i_bld_ovr_mst use psb_realloc_mod implicit none ! ....scalars parameters.... integer(psb_ipk_), intent(in) :: me, ovrlap_elem(:,:) integer(psb_ipk_), allocatable, intent(out) :: mst_idx(:) integer(psb_ipk_), intent(out) :: info integer(psb_ipk_) :: i, j, proc, nov,isz, ip, err_act, idx character(len=20) :: name name='psi_bld_ovr_mst' call psb_get_erraction(err_act) nov = size(ovrlap_elem,1) isz = 3*nov+1 call psb_realloc(isz,mst_idx,info) if (info /= psb_success_) then call psb_errpush(psb_err_internal_error_,name,a_err='reallocate') goto 9999 end if mst_idx = -1 j = 1 do i=1, nov proc = ovrlap_elem(i,3) if (me /= proc) then idx = ovrlap_elem(i,1) mst_idx(j+0) = proc mst_idx(j+1) = 1 mst_idx(j+2) = idx j = j + 3 end if end do mst_idx(j) = -1 call psb_erractionrestore(err_act) return 9999 call psb_error_handler(err_act) return end subroutine psi_i_bld_ovr_mst