You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
266 lines
8.9 KiB
Fortran
266 lines
8.9 KiB
Fortran
!
|
|
! 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
|