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!
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! Parallel Sparse BLAS version 3.5
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! (C) Copyright 2006-2018
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! Salvatore Filippone
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! Alfredo Buttari
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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 PSBLAS 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 PSBLAS 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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! File: psb_cspgather.f90
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subroutine psb_csp_allgather(globa, loca, desc_a, info, root, dupl,keepnum,keeploc)
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#if defined(HAVE_ISO_FORTRAN_ENV)
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use iso_fortran_env
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#endif
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use psb_desc_mod
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use psb_error_mod
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use psb_penv_mod
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use psb_mat_mod
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use psb_tools_mod
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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type(psb_cspmat_type), intent(inout) :: loca
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type(psb_cspmat_type), intent(inout) :: globa
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), intent(in), optional :: root, dupl
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logical, intent(in), optional :: keepnum,keeploc
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type(psb_c_coo_sparse_mat) :: loc_coo, glob_coo
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integer(psb_ipk_) :: nrg, ncg, nzg, nzl
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integer(psb_ipk_) :: err_act, dupl_
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integer(psb_ipk_) :: ip,naggrm1,naggrp1, i, j, k
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logical :: keepnum_, keeploc_
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integer(psb_mpk_) :: ictxt,np,me
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integer(psb_mpk_) :: icomm, minfo, ndx
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integer(psb_mpk_), allocatable :: nzbr(:), idisp(:)
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integer(psb_lpk_), allocatable :: locia(:), locja(:), glbia(:), glbja(:)
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integer(psb_ipk_) :: ierr(5)
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character(len=20) :: name
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integer(psb_ipk_) :: debug_level, debug_unit
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name='psb_gather'
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info=psb_success_
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call psb_erractionsave(err_act)
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if (psb_errstatus_fatal()) then
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info = psb_err_internal_error_ ; goto 9999
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end if
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ictxt = desc_a%get_context()
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icomm = desc_a%get_mpic()
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call psb_info(ictxt, me, np)
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if (present(keepnum)) then
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keepnum_ = keepnum
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else
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keepnum_ = .true.
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end if
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if (present(keeploc)) then
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keeploc_ = keeploc
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else
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keeploc_ = .true.
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end if
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call globa%free()
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if (keepnum_) then
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nrg = desc_a%get_global_rows()
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ncg = desc_a%get_global_rows()
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allocate(nzbr(np), idisp(np),stat=info)
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if (info /= psb_success_) then
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info=psb_err_alloc_request_
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ierr(1) = 2*np
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call psb_errpush(info,name,i_err=ierr,a_err='integer')
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goto 9999
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end if
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if (keeploc_) then
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call loca%cp_to(loc_coo)
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else
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call loca%mv_to(loc_coo)
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end if
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nzl = loc_coo%get_nzeros()
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call psb_realloc(nzl,locia,info)
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call psb_realloc(nzl,locja,info)
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call psb_loc_to_glob(loc_coo%ia(1:nzl),locia(1:nzl),desc_a,info,iact='I')
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call psb_loc_to_glob(loc_coo%ja(1:nzl),locja(1:nzl),desc_a,info,iact='I')
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nzbr(:) = 0
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nzbr(me+1) = nzl
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call psb_sum(ictxt,nzbr(1:np))
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nzg = sum(nzbr)
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if (nzg <0) then
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info = psb_err_mpi_int_ovflw_
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call psb_errpush(info,name); goto 9999
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end if
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#if defined(HAVE_ISO_FORTRAN_ENV)
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if (nrg > HUGE(1_psb_mpk_)) then
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info = psb_err_mpi_int_ovflw_
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call psb_errpush(info,name); goto 9999
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end if
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#endif
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if (info == psb_success_) call psb_realloc(nzg,glbia,info)
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if (info == psb_success_) call psb_realloc(nzg,glbja,info)
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if (info == psb_success_) call glob_coo%allocate(nrg,ncg,nzg)
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if (info /= psb_success_) goto 9999
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do ip=1,np
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idisp(ip) = sum(nzbr(1:ip-1))
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enddo
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ndx = nzbr(me+1)
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call mpi_allgatherv(loc_coo%val,ndx,psb_mpi_c_spk_,&
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& glob_coo%val,nzbr,idisp,&
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& psb_mpi_c_spk_,icomm,minfo)
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if (minfo == psb_success_) call &
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& mpi_allgatherv(locia,ndx,psb_mpi_lpk_,&
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& glbia,nzbr,idisp,&
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& psb_mpi_lpk_,icomm,minfo)
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if (minfo == psb_success_) call &
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& mpi_allgatherv(locja,ndx,psb_mpi_lpk_,&
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& glbja,nzbr,idisp,&
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& psb_mpi_lpk_,icomm,minfo)
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if (minfo /= psb_success_) then
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info = minfo
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call psb_errpush(psb_err_internal_error_,name,a_err=' from mpi_allgatherv')
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goto 9999
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end if
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call loc_coo%free()
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deallocate(locia,locja, stat=info)
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!
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! Is the code below safe? For very large cases
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! the indices in glob_coo will overflow. But then,
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! for very large cases it does not make sense to
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! gather the matrix on a single procecss anyway...
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!
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glob_coo%ia(1:nzg) = glbia(1:nzg)
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glob_coo%ja(1:nzg) = glbja(1:nzg)
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call glob_coo%set_nzeros(nzg)
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if (present(dupl)) call glob_coo%set_dupl(dupl)
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call globa%mv_from(glob_coo)
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deallocate(glbia,glbja, stat=info)
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else
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write(psb_err_unit,*) 'SP_ALLGATHER: Not implemented yet with keepnum ',keepnum_
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info = -1
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goto 9999
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end if
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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_errpush(info,name)
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call psb_error_handler(ione*ictxt,err_act)
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return
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end subroutine psb_csp_allgather
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subroutine psb_lcsp_allgather(globa, loca, desc_a, info, root, dupl,keepnum,keeploc)
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#if defined(HAVE_ISO_FORTRAN_ENV)
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use iso_fortran_env
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#endif
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use psb_desc_mod
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use psb_error_mod
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use psb_penv_mod
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use psb_mat_mod
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use psb_tools_mod
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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type(psb_cspmat_type), intent(inout) :: loca
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type(psb_lcspmat_type), intent(inout) :: globa
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), intent(in), optional :: root, dupl
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logical, intent(in), optional :: keepnum,keeploc
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type(psb_lc_coo_sparse_mat) :: loc_coo, glob_coo
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integer(psb_lpk_) :: nrg, ncg, nzg
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integer(psb_ipk_) :: err_act, dupl_
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integer(psb_ipk_) :: ip,naggrm1,naggrp1, i, j, k, nzl
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logical :: keepnum_, keeploc_
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integer(psb_mpk_) :: ictxt,np,me
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integer(psb_mpk_) :: icomm, minfo, ndx
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integer(psb_mpk_), allocatable :: nzbr(:), idisp(:)
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integer(psb_lpk_), allocatable :: lnzbr(:)
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integer(psb_ipk_) :: ierr(5)
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character(len=20) :: name
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integer(psb_ipk_) :: debug_level, debug_unit
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name='psb_gather'
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info=psb_success_
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call psb_erractionsave(err_act)
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if (psb_errstatus_fatal()) then
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info = psb_err_internal_error_ ; goto 9999
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end if
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ictxt = desc_a%get_context()
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icomm = desc_a%get_mpic()
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call psb_info(ictxt, me, np)
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if (present(keepnum)) then
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keepnum_ = keepnum
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else
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keepnum_ = .true.
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end if
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if (present(keeploc)) then
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keeploc_ = keeploc
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else
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keeploc_ = .true.
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end if
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call globa%free()
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if (keepnum_) then
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nrg = desc_a%get_global_rows()
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ncg = desc_a%get_global_rows()
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allocate(nzbr(np), idisp(np),lnzbr(np),stat=info)
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if (info /= psb_success_) then
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info=psb_err_alloc_request_; ierr(1) = 3*np
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call psb_errpush(info,name,i_err=ierr,a_err='integer')
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goto 9999
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end if
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if (keeploc_) then
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call loca%cp_to(loc_coo)
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else
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call loca%mv_to(loc_coo)
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end if
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nzl = loc_coo%get_nzeros()
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call psb_loc_to_glob(loc_coo%ia(1:nzl),desc_a,info,iact='I')
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call psb_loc_to_glob(loc_coo%ja(1:nzl),desc_a,info,iact='I')
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nzbr(:) = 0
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nzbr(me+1) = nzl
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call psb_sum(ictxt,nzbr(1:np))
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lnzbr = nzbr
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nzg = sum(nzbr)
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if ((nzg < 0).or.(nzg /= sum(lnzbr))) then
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info = psb_err_mpi_int_ovflw_
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call psb_errpush(info,name); goto 9999
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end if
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#if defined(HAVE_ISO_FORTRAN_ENV)
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if ((nrg > HUGE(1_psb_mpk_)).or.(nzg > HUGE(1_psb_mpk_))&
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& .or.(sum(lnzbr) > HUGE(1_psb_mpk_))) then
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info = psb_err_mpi_int_ovflw_
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call psb_errpush(info,name); goto 9999
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end if
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#endif
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if (info == psb_success_) call glob_coo%allocate(nrg,ncg,nzg)
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if (info /= psb_success_) goto 9999
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!
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! PLS REVIEW AND ADD OVERFLOW ERROR CHECKING
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!
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do ip=1,np
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idisp(ip) = sum(nzbr(1:ip-1))
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enddo
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ndx = nzbr(me+1)
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call mpi_allgatherv(loc_coo%val,ndx,psb_mpi_c_spk_,&
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& glob_coo%val,nzbr,idisp,&
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& psb_mpi_c_spk_,icomm,minfo)
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if (minfo == psb_success_) call &
|
|
|
|
|
& mpi_allgatherv(loc_coo%ia,ndx,psb_mpi_lpk_,&
|
|
|
|
|
& glob_coo%ia,nzbr,idisp,&
|
|
|
|
|
& psb_mpi_lpk_,icomm,minfo)
|
|
|
|
|
if (minfo == psb_success_) call &
|
|
|
|
|
& mpi_allgatherv(loc_coo%ja,ndx,psb_mpi_lpk_,&
|
|
|
|
|
& glob_coo%ja,nzbr,idisp,&
|
|
|
|
|
& psb_mpi_lpk_,icomm,minfo)
|
|
|
|
|
|
|
|
|
|
if (minfo /= psb_success_) then
|
|
|
|
|
info = minfo
|
|
|
|
|
call psb_errpush(psb_err_internal_error_,name,a_err=' from mpi_allgatherv')
|
|
|
|
|
goto 9999
|
|
|
|
|
end if
|
|
|
|
|
call loc_coo%free()
|
|
|
|
|
!
|
|
|
|
|
! Is the code below safe? For very large cases
|
|
|
|
|
! the indices in glob_coo will overflow. But then,
|
|
|
|
|
! for very large cases it does not make sense to
|
|
|
|
|
! gather the matrix on a single procecss anyway...
|
|
|
|
|
!
|
|
|
|
|
call glob_coo%set_nzeros(nzg)
|
|
|
|
|
if (present(dupl)) call glob_coo%set_dupl(dupl)
|
|
|
|
|
call globa%mv_from(glob_coo)
|
|
|
|
|
|
|
|
|
|
else
|
|
|
|
|
write(psb_err_unit,*) 'SP_ALLGATHER: Not implemented yet with keepnum ',keepnum_
|
|
|
|
|
info = -1
|
|
|
|
|
goto 9999
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
call psb_erractionrestore(err_act)
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
9999 continue
|
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
|
call psb_error_handler(ione*ictxt,err_act)
|
|
|
|
|
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
end subroutine psb_lcsp_allgather
|
|
|
|
|
|
|
|
|
|
subroutine psb_lclcsp_allgather(globa, loca, desc_a, info, root, dupl,keepnum,keeploc)
|
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|
|
|
#if defined(HAVE_ISO_FORTRAN_ENV)
|
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|
|
|
use iso_fortran_env
|
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|
|
|
#endif
|
|
|
|
|
use psb_desc_mod
|
|
|
|
|
use psb_error_mod
|
|
|
|
|
use psb_penv_mod
|
|
|
|
|
use psb_mat_mod
|
|
|
|
|
use psb_tools_mod
|
|
|
|
|
#ifdef MPI_MOD
|
|
|
|
|
use mpi
|
|
|
|
|
#endif
|
|
|
|
|
implicit none
|
|
|
|
|
#ifdef MPI_H
|
|
|
|
|
include 'mpif.h'
|
|
|
|
|
#endif
|
|
|
|
|
type(psb_lcspmat_type), intent(inout) :: loca
|
|
|
|
|
type(psb_lcspmat_type), intent(inout) :: globa
|
|
|
|
|
type(psb_desc_type), intent(in) :: desc_a
|
|
|
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
|
integer(psb_ipk_), intent(in), optional :: root, dupl
|
|
|
|
|
logical, intent(in), optional :: keepnum,keeploc
|
|
|
|
|
|
|
|
|
|
type(psb_lc_coo_sparse_mat) :: loc_coo, glob_coo
|
|
|
|
|
integer(psb_lpk_) :: nrg, ncg, nzg
|
|
|
|
|
integer(psb_ipk_) :: err_act, dupl_
|
|
|
|
|
integer(psb_lpk_) :: ip,naggrm1,naggrp1, i, j, k, nzl
|
|
|
|
|
logical :: keepnum_, keeploc_
|
|
|
|
|
integer(psb_mpk_) :: ictxt,np,me
|
|
|
|
|
integer(psb_mpk_) :: icomm, minfo, ndx
|
|
|
|
|
integer(psb_mpk_), allocatable :: nzbr(:), idisp(:)
|
|
|
|
|
integer(psb_lpk_), allocatable :: lnzbr(:)
|
|
|
|
|
integer(psb_ipk_) :: ierr(5)
|
|
|
|
|
character(len=20) :: name
|
|
|
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
|
|
|
|
|
|
|
|
name='psb_gather'
|
|
|
|
|
info=psb_success_
|
|
|
|
|
|
|
|
|
|
call psb_erractionsave(err_act)
|
|
|
|
|
if (psb_errstatus_fatal()) then
|
|
|
|
|
info = psb_err_internal_error_ ; goto 9999
|
|
|
|
|
end if
|
|
|
|
|
ictxt = desc_a%get_context()
|
|
|
|
|
icomm = desc_a%get_mpic()
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
|
|
|
|
|
if (present(keepnum)) then
|
|
|
|
|
keepnum_ = keepnum
|
|
|
|
|
else
|
|
|
|
|
keepnum_ = .true.
|
|
|
|
|
end if
|
|
|
|
|
if (present(keeploc)) then
|
|
|
|
|
keeploc_ = keeploc
|
|
|
|
|
else
|
|
|
|
|
keeploc_ = .true.
|
|
|
|
|
end if
|
|
|
|
|
call globa%free()
|
|
|
|
|
|
|
|
|
|
if (keepnum_) then
|
|
|
|
|
nrg = desc_a%get_global_rows()
|
|
|
|
|
ncg = desc_a%get_global_rows()
|
|
|
|
|
|
|
|
|
|
allocate(nzbr(np), idisp(np),lnzbr(np),stat=info)
|
|
|
|
|
if (info /= psb_success_) then
|
|
|
|
|
info=psb_err_alloc_request_; ierr(1) = 3*np
|
|
|
|
|
call psb_errpush(info,name,i_err=ierr,a_err='integer')
|
|
|
|
|
goto 9999
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (keeploc_) then
|
|
|
|
|
call loca%cp_to(loc_coo)
|
|
|
|
|
else
|
|
|
|
|
call loca%mv_to(loc_coo)
|
|
|
|
|
end if
|
|
|
|
|
nzl = loc_coo%get_nzeros()
|
|
|
|
|
call psb_loc_to_glob(loc_coo%ia(1:nzl),desc_a,info,iact='I')
|
|
|
|
|
call psb_loc_to_glob(loc_coo%ja(1:nzl),desc_a,info,iact='I')
|
|
|
|
|
nzbr(:) = 0
|
|
|
|
|
nzbr(me+1) = nzl
|
|
|
|
|
call psb_sum(ictxt,nzbr(1:np))
|
|
|
|
|
lnzbr = nzbr
|
|
|
|
|
nzg = sum(nzbr)
|
|
|
|
|
if ((nzg < 0).or.(nzg /= sum(lnzbr))) then
|
|
|
|
|
info = psb_err_mpi_int_ovflw_
|
|
|
|
|
call psb_errpush(info,name); goto 9999
|
|
|
|
|
end if
|
|
|
|
|
#if defined(HAVE_ISO_FORTRAN_ENV)
|
|
|
|
|
if ((nrg > HUGE(1_psb_mpk_)).or.(nzg > HUGE(1_psb_mpk_))&
|
|
|
|
|
& .or.(sum(lnzbr) > HUGE(1_psb_mpk_))) then
|
|
|
|
|
info = psb_err_mpi_int_ovflw_
|
|
|
|
|
call psb_errpush(info,name); goto 9999
|
|
|
|
|
end if
|
|
|
|
|
#endif
|
|
|
|
|
if (info == psb_success_) call glob_coo%allocate(nrg,ncg,nzg)
|
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
|
|
|
|
|
|
do ip=1,np
|
|
|
|
|
idisp(ip) = sum(nzbr(1:ip-1))
|
|
|
|
|
enddo
|
|
|
|
|
ndx = nzbr(me+1)
|
|
|
|
|
call mpi_allgatherv(loc_coo%val,ndx,psb_mpi_c_spk_,&
|
|
|
|
|
& glob_coo%val,nzbr,idisp,&
|
|
|
|
|
& psb_mpi_c_spk_,icomm,minfo)
|
|
|
|
|
if (minfo == psb_success_) call &
|
|
|
|
|
& mpi_allgatherv(loc_coo%ia,ndx,psb_mpi_lpk_,&
|
|
|
|
|
& glob_coo%ia,nzbr,idisp,&
|
|
|
|
|
& psb_mpi_lpk_,icomm,minfo)
|
|
|
|
|
if (minfo == psb_success_) call &
|
|
|
|
|
& mpi_allgatherv(loc_coo%ja,ndx,psb_mpi_lpk_,&
|
|
|
|
|
& glob_coo%ja,nzbr,idisp,&
|
|
|
|
|
& psb_mpi_lpk_,icomm,minfo)
|
|
|
|
|
|
|
|
|
|
if (minfo /= psb_success_) then
|
|
|
|
|
info = minfo
|
|
|
|
|
call psb_errpush(psb_err_internal_error_,name,a_err=' from mpi_allgatherv')
|
|
|
|
|
goto 9999
|
|
|
|
|
end if
|
|
|
|
|
call loc_coo%free()
|
|
|
|
|
!
|
|
|
|
|
call glob_coo%set_nzeros(nzg)
|
|
|
|
|
if (present(dupl)) call glob_coo%set_dupl(dupl)
|
|
|
|
|
call globa%mv_from(glob_coo)
|
|
|
|
|
|
|
|
|
|
else
|
|
|
|
|
write(psb_err_unit,*) 'SP_ALLGATHER: Not implemented yet with keepnum ',keepnum_
|
|
|
|
|
info = -1
|
|
|
|
|
goto 9999
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
call psb_erractionrestore(err_act)
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
9999 continue
|
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
|
call psb_error_handler(ione*ictxt,err_act)
|
|
|
|
|
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
end subroutine psb_lclcsp_allgather
|
