! ! 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. ! ! ! File: psb_cspasb.f90 ! ! Subroutine: psb_cspasb ! Assemble sparse matrix ! ! Arguments: ! a - type(psb_cspmat_type). The sparse matrix to be allocated. ! desc_a - type(psb_desc_type). The communication descriptor. ! info - integer. return code. ! afmt - character(optional) The desired output storage format. ! upd - character(optional). How will the matrix be updated? ! psb_upd_srch_ Simple strategy ! psb_upd_perm_ Permutation(more memory) ! ! subroutine psb_cspasb(a,desc_a, info, afmt, upd, mold) use psb_base_mod, psb_protect_name => psb_cspasb use psb_sort_mod use psi_mod implicit none !...Parameters.... type(psb_cspmat_type), intent (inout) :: a type(psb_desc_type), intent(inout) :: desc_a integer(psb_ipk_), intent(out) :: info integer(psb_ipk_), optional, intent(in) :: upd character(len=*), optional, intent(in) :: afmt class(psb_c_base_sparse_mat), intent(in), optional :: mold !....Locals.... type(psb_ctxt_type) :: ctxt integer(psb_ipk_) :: np,me, err_act integer(psb_ipk_) :: n_row,n_col, dupl_ integer(psb_ipk_) :: debug_level, debug_unit character(len=20) :: name, ch_err class(psb_i_base_vect_type), allocatable :: ivm info = psb_success_ name = 'psb_spasb' call psb_erractionsave(err_act) debug_unit = psb_get_debug_unit() debug_level = psb_get_debug_level() ctxt = desc_a%get_context() n_row = desc_a%get_local_rows() n_col = desc_a%get_local_cols() ! check on BLACS grid call psb_info(ctxt, me, np) if (np == -1) then info = psb_err_context_error_ call psb_errpush(info,name) goto 9999 endif if (.not.desc_a%is_asb()) then info = psb_err_invalid_cd_state_ call psb_errpush(info,name) goto 9999 end if if (debug_level >= psb_debug_ext_)& & write(debug_unit, *) me,' ',trim(name),& & ' Begin matrix assembly...' !check on errors encountered in psdspins if (a%is_bld()) then dupl_ = a%get_dupl() ! ! First case: we come from a fresh build. ! if (a%is_remote_build()) then !write(0,*) me,name,' Size of rmta:',a%rmta%get_nzeros() block type(psb_lc_coo_sparse_mat) :: a_add integer(psb_ipk_), allocatable :: ila(:), jla(:) integer(psb_ipk_) :: nz, nzt,k call psb_remote_mat(a%rmta,desc_a,a_add,info) nz = a_add%get_nzeros() nzt = nz call psb_sum(ctxt,nzt) if (nzt>0) then allocate(ivm, mold=desc_a%v_halo_index%v) call psb_cd_reinit(desc_a, info) end if if (nz > 0) then ! ! Should we check for new indices here? ! call psb_realloc(nz,ila,info) call psb_realloc(nz,jla,info) call desc_a%indxmap%g2l(a_add%ia(1:nz),ila(1:nz),info,owned=.true.) if (info == 0) call desc_a%indxmap%g2l_ins(a_add%ja(1:nz),jla(1:nz),info) !write(0,*) me,name,' Check before insert',a%get_nzeros() n_row = desc_a%get_local_rows() n_col = desc_a%get_local_cols() call a%set_ncols(desc_a%get_local_cols()) call a%csput(nz,ila,jla,a_add%val,ione,n_row,ione,n_col,info) !write(0,*) me,name,' Check after insert',a%get_nzeros(),nz end if if (nzt > 0) call psb_cdasb(desc_a,info,mold=ivm) end block end if call a%set_ncols(desc_a%get_local_cols()) call a%cscnv(info,type=afmt,mold=mold,dupl=dupl_) else if (a%is_upd()) then if (a%is_remote_build()) then !write(0,*) me,name,' Size of rmta:',a%rmta%get_nzeros() block type(psb_lc_coo_sparse_mat) :: a_add integer(psb_ipk_), allocatable :: ila(:), jla(:) integer(psb_ipk_) :: nz, nzt,k call psb_remote_mat(a%rmta,desc_a,a_add,info) nz = a_add%get_nzeros() !!$ write(0,*) me,name,' Nz to be added',nz if (nz > 0) then ! ! Should we check for new indices here? ! call psb_realloc(nz,ila,info) call psb_realloc(nz,jla,info) call desc_a%indxmap%g2l(a_add%ia(1:nz),ila(1:nz),info,owned=.true.) if (info == 0) call desc_a%indxmap%g2l_ins(a_add%ja(1:nz),jla(1:nz),info) !write(0,*) me,name,' Check before insert',a%get_nzeros() n_row = desc_a%get_local_rows() n_col = desc_a%get_local_cols() call a%set_ncols(desc_a%get_local_cols()) call a%csput(nz,ila,jla,a_add%val,ione,n_row,ione,n_col,info) !write(0,*) me,name,' Check after insert',a%get_nzeros(),nz end if end block end if call a%asb(mold=mold) else info = psb_err_invalid_mat_state_ call psb_errpush(info,name) goto 9999 end if if (debug_level >= psb_debug_ext_) then ch_err=a%get_fmt() write(debug_unit, *) me,' ',trim(name),': From SPCNV',& & info,' ',ch_err end if if (psb_errstatus_fatal()) then info=psb_err_from_subroutine_ call psb_errpush(info,name,a_err='cscnv') goto 9999 endif call psb_erractionrestore(err_act) return 9999 call psb_error_handler(ctxt,err_act) return end subroutine psb_cspasb