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133 lines
5.9 KiB
Fortran
133 lines
5.9 KiB
Fortran
!
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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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! Moved here from AMG-AINV, original copyright below.
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!
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!
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! AMG-AINV: Approximate Inverse plugin for
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! AMG4PSBLAS version 1.0
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!
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! (C) Copyright 2020
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!
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! Salvatore Filippone University of Rome Tor Vergata
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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 AMG4PSBLAS 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 AMG4PSBLAS 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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!
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!
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!
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!
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!
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module psb_d_ainv_tools_mod
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interface sp_drop
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subroutine psb_d_sp_drop(idiag,nzrmax,sp_thresh,nz,iz,valz,info)
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use psb_base_mod, only : psb_dpk_, psb_ipk_
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implicit none
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real(psb_dpk_), intent(in) :: sp_thresh
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integer(psb_ipk_), intent(in) :: idiag, nzrmax
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integer(psb_ipk_), intent(inout) :: nz
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integer(psb_ipk_), intent(inout) :: iz(:)
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real(psb_dpk_), intent(inout) :: valz(:)
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_d_sp_drop
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end interface
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interface rwclip
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subroutine psb_d_rwclip(nz,ia,ja,val,imin,imax,jmin,jmax)
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use psb_base_mod, only : psb_dpk_, psb_ipk_
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implicit none
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integer(psb_ipk_), intent(inout) :: nz
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integer(psb_ipk_), intent(inout) :: ia(*), ja(*)
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real(psb_dpk_), intent(inout) :: val(*)
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integer(psb_ipk_), intent(in) :: imin,imax,jmin,jmax
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end subroutine psb_d_rwclip
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end interface
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interface sparsify
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subroutine psb_d_sparsify(idiag,nzrmax,sp_thresh,n,zw,nz,iz,valz,info, &
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& istart,iheap,ikr)
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use psb_base_mod, only : psb_dpk_, psb_ipk_, psb_i_heap
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implicit none
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real(psb_dpk_), intent(in) :: sp_thresh
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integer(psb_ipk_), intent(in) :: idiag, n, nzrmax
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real(psb_dpk_), intent(inout) :: zw(:)
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integer(psb_ipk_), intent(out) :: nz
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integer(psb_ipk_), intent(out) :: iz(:)
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real(psb_dpk_), intent(out) :: valz(:)
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), intent(in), optional :: istart
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type(psb_i_heap), optional :: iheap
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integer(psb_ipk_), optional :: ikr(:)
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end subroutine psb_d_sparsify
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subroutine psb_d_sparsify_list(idiag,nzrmax,sp_thresh,n,zw,nz,iz,valz,lhead,listv,ikr,info)
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use psb_base_mod, only : psb_dpk_, psb_ipk_
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implicit none
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real(psb_dpk_), intent(in) :: sp_thresh
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integer(psb_ipk_), intent(in) :: idiag, n, nzrmax
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real(psb_dpk_), intent(inout) :: zw(:)
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integer(psb_ipk_), intent(out) :: nz
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integer(psb_ipk_), intent(out) :: iz(:)
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real(psb_dpk_), intent(out) :: valz(:)
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), intent(inout) :: lhead, listv(:)
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integer(psb_ipk_) :: ikr(:)
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end subroutine psb_d_sparsify_list
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end interface
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end module psb_d_ainv_tools_mod
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