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615 lines
20 KiB
Fortran
615 lines
20 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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!
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function psb_base_get_nz_row(idx,a) result(res)
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use psb_error_mod
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use psb_base_mat_mod, psb_protect_name => psb_base_get_nz_row
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implicit none
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integer(psb_ipk_), intent(in) :: idx
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class(psb_base_sparse_mat), intent(in) :: a
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integer(psb_ipk_) :: res
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='base_get_nz_row'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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res = -1
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end function psb_base_get_nz_row
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function psb_base_get_nzeros(a) result(res)
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use psb_base_mat_mod, psb_protect_name => psb_base_get_nzeros
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use psb_error_mod
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implicit none
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class(psb_base_sparse_mat), intent(in) :: a
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integer(psb_ipk_) :: res
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='base_get_nzeros'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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res = -1
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end function psb_base_get_nzeros
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function psb_base_get_size(a) result(res)
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use psb_base_mat_mod, psb_protect_name => psb_base_get_size
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use psb_error_mod
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implicit none
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class(psb_base_sparse_mat), intent(in) :: a
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integer(psb_ipk_) :: res
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='get_size'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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res = -1
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end function psb_base_get_size
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subroutine psb_base_reinit(a,clear)
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use psb_base_mat_mod, psb_protect_name => psb_base_reinit
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use psb_error_mod
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implicit none
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class(psb_base_sparse_mat), intent(inout) :: a
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logical, intent(in), optional :: clear
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integer(psb_ipk_) :: err_act, info
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character(len=20) :: name='reinit'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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info = psb_err_missing_override_method_
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_base_reinit
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subroutine psb_base_sparse_print(iout,a,iv,head,ivr,ivc)
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use psb_base_mat_mod, psb_protect_name => psb_base_sparse_print
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use psb_error_mod
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implicit none
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integer(psb_ipk_), intent(in) :: iout
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class(psb_base_sparse_mat), intent(in) :: a
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integer(psb_lpk_), intent(in), optional :: iv(:)
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character(len=*), optional :: head
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integer(psb_lpk_), intent(in), optional :: ivr(:), ivc(:)
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integer(psb_ipk_) :: err_act, info
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character(len=20) :: name='sparse_print'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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info = psb_err_missing_override_method_
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_base_sparse_print
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subroutine psb_base_csgetptn(imin,imax,a,nz,ia,ja,info,&
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& jmin,jmax,iren,append,nzin,rscale,cscale)
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! Output is always in COO format
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use psb_error_mod
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use psb_const_mod
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use psb_base_mat_mod, psb_protect_name => psb_base_csgetptn
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implicit none
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class(psb_base_sparse_mat), intent(in) :: a
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integer(psb_ipk_), intent(in) :: imin,imax
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integer(psb_ipk_), intent(out) :: nz
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integer(psb_ipk_), allocatable, intent(inout) :: ia(:), ja(:)
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integer(psb_ipk_),intent(out) :: info
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logical, intent(in), optional :: append
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integer(psb_ipk_), intent(in), optional :: iren(:)
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integer(psb_ipk_), intent(in), optional :: jmin,jmax, nzin
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logical, intent(in), optional :: rscale,cscale
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='csget'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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info = psb_err_missing_override_method_
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call psb_errpush(info,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_base_csgetptn
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subroutine psb_base_get_neigh(a,idx,neigh,n,info,lev)
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use psb_base_mat_mod, psb_protect_name => psb_base_get_neigh
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use psb_error_mod
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use psb_realloc_mod
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use psb_sort_mod
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implicit none
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class(psb_base_sparse_mat), intent(in) :: a
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integer(psb_ipk_), intent(in) :: idx
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integer(psb_ipk_), intent(out) :: n
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integer(psb_ipk_), allocatable, intent(out) :: neigh(:)
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), optional, intent(in) :: lev
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integer(psb_ipk_) :: lev_, i, nl, ifl,ill,&
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& n1, err_act, nn, nidx,ntl,ma
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integer(psb_ipk_), allocatable :: ia(:), ja(:)
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character(len=20) :: name='get_neigh'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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info = psb_success_
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if(present(lev)) then
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lev_ = lev
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else
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lev_=1
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end if
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! Turns out we can write get_neigh at this
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! level
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n = 0
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ma = a%get_nrows()
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call a%csget(idx,idx,n,ia,ja,info)
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if (info == psb_success_) call psb_realloc(n,neigh,info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_dealloc_,name)
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goto 9999
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end if
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neigh(1:n) = ja(1:n)
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ifl = 1
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ill = n
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do nl = 2, lev_
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n1 = ill - ifl + 1
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call psb_ensure_size(ill+n1*n1,neigh,info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_dealloc_,name)
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goto 9999
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end if
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ntl = 0
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do i=ifl,ill
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nidx=neigh(i)
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if ((nidx /= idx).and.(nidx > 0).and.(nidx <= ma)) then
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call a%csget(nidx,nidx,nn,ia,ja,info)
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if (info == psb_success_) call psb_ensure_size(ill+ntl+nn,neigh,info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_dealloc_,name)
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goto 9999
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end if
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neigh(ill+ntl+1:ill+ntl+nn)=ja(1:nn)
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ntl = ntl+nn
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end if
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end do
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call psb_msort_unique(neigh(ill+1:ill+ntl),nn,dir=psb_sort_up_)
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ifl = ill + 1
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ill = ill + nn
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end do
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call psb_msort_unique(neigh(1:ill),nn,dir=psb_sort_up_)
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n = nn
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(err_act)
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return
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end subroutine psb_base_get_neigh
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subroutine psb_base_allocate_mnnz(m,n,a,nz)
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use psb_base_mat_mod, psb_protect_name => psb_base_allocate_mnnz
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use psb_error_mod
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implicit none
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integer(psb_ipk_), intent(in) :: m,n
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class(psb_base_sparse_mat), intent(inout) :: a
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integer(psb_ipk_), intent(in), optional :: nz
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integer(psb_ipk_) :: err_act, info
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character(len=20) :: name='allocate_mnz'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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info = psb_err_missing_override_method_
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call psb_errpush(info,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_base_allocate_mnnz
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subroutine psb_base_reallocate_nz(nz,a)
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use psb_base_mat_mod, psb_protect_name => psb_base_reallocate_nz
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use psb_error_mod
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implicit none
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integer(psb_ipk_), intent(in) :: nz
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class(psb_base_sparse_mat), intent(inout) :: a
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integer(psb_ipk_) :: err_act, info
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character(len=20) :: name='reallocate_nz'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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info = psb_err_missing_override_method_
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call psb_errpush(info,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_base_reallocate_nz
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subroutine psb_base_free(a)
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use psb_base_mat_mod, psb_protect_name => psb_base_free
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use psb_error_mod
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implicit none
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class(psb_base_sparse_mat), intent(inout) :: a
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integer(psb_ipk_) :: err_act, info
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character(len=20) :: name='free'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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info = psb_err_missing_override_method_
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call psb_errpush(info,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_base_free
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subroutine psb_base_trim(a)
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use psb_base_mat_mod, psb_protect_name => psb_base_trim
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use psb_error_mod
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implicit none
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class(psb_base_sparse_mat), intent(inout) :: a
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integer(psb_ipk_) :: err_act, info
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character(len=20) :: name='trim'
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logical, parameter :: debug=.false.
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!
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! This is the base version.
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! The correct action is: do nothing.
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! Indeed, the more complicated the data structure, the
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! more likely this is the only possible course.
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!
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return
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end subroutine psb_base_trim
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function psb_lbase_get_nz_row(idx,a) result(res)
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use psb_error_mod
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use psb_base_mat_mod, psb_protect_name => psb_lbase_get_nz_row
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implicit none
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integer(psb_lpk_), intent(in) :: idx
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class(psb_lbase_sparse_mat), intent(in) :: a
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integer(psb_lpk_) :: res
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='lbase_get_nz_row'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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res = -1
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! This is the lbase version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end function psb_lbase_get_nz_row
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function psb_lbase_get_nzeros(a) result(res)
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use psb_base_mat_mod, psb_protect_name => psb_lbase_get_nzeros
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use psb_error_mod
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implicit none
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class(psb_lbase_sparse_mat), intent(in) :: a
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integer(psb_lpk_) :: res
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='lbase_get_nzeros'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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res = -1
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end function psb_lbase_get_nzeros
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function psb_lbase_get_size(a) result(res)
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use psb_base_mat_mod, psb_protect_name => psb_lbase_get_size
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use psb_error_mod
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implicit none
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class(psb_lbase_sparse_mat), intent(in) :: a
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integer(psb_lpk_) :: res
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='get_size'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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res = -1
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end function psb_lbase_get_size
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subroutine psb_lbase_reinit(a,clear)
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use psb_base_mat_mod, psb_protect_name => psb_lbase_reinit
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use psb_error_mod
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implicit none
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class(psb_lbase_sparse_mat), intent(inout) :: a
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logical, intent(in), optional :: clear
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integer(psb_ipk_) :: err_act, info
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character(len=20) :: name='reinit'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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info = psb_err_missing_override_method_
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call psb_errpush(info,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_lbase_reinit
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subroutine psb_lbase_sparse_print(iout,a,iv,head,ivr,ivc)
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use psb_base_mat_mod, psb_protect_name => psb_lbase_sparse_print
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use psb_error_mod
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implicit none
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integer(psb_ipk_), intent(in) :: iout
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class(psb_lbase_sparse_mat), intent(in) :: a
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integer(psb_lpk_), intent(in), optional :: iv(:)
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character(len=*), optional :: head
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integer(psb_lpk_), intent(in), optional :: ivr(:), ivc(:)
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integer(psb_ipk_) :: err_act, info
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character(len=20) :: name='sparse_print'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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info = psb_err_missing_override_method_
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call psb_errpush(info,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_lbase_sparse_print
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subroutine psb_lbase_csgetptn(imin,imax,a,nz,ia,ja,info,&
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& jmin,jmax,iren,append,nzin,rscale,cscale)
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! Output is always in COO format
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use psb_error_mod
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use psb_const_mod
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use psb_base_mat_mod, psb_protect_name => psb_lbase_csgetptn
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implicit none
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class(psb_lbase_sparse_mat), intent(in) :: a
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integer(psb_lpk_), intent(in) :: imin,imax
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integer(psb_lpk_), intent(out) :: nz
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integer(psb_lpk_), allocatable, intent(inout) :: ia(:), ja(:)
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integer(psb_ipk_),intent(out) :: info
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logical, intent(in), optional :: append
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integer(psb_lpk_), intent(in), optional :: iren(:)
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integer(psb_lpk_), intent(in), optional :: jmin,jmax, nzin
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logical, intent(in), optional :: rscale,cscale
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integer(psb_ipk_) :: err_act
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character(len=20) :: name='csget'
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logical, parameter :: debug=.false.
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call psb_get_erraction(err_act)
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! This is the base version. If we get here
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! it means the derived class is incomplete,
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! so we throw an error.
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info = psb_err_missing_override_method_
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call psb_errpush(info,name,a_err=a%get_fmt())
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call psb_error_handler(err_act)
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end subroutine psb_lbase_csgetptn
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subroutine psb_lbase_get_neigh(a,idx,neigh,n,info,lev)
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use psb_base_mat_mod, psb_protect_name => psb_lbase_get_neigh
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use psb_error_mod
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use psb_realloc_mod
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use psb_sort_mod
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implicit none
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class(psb_lbase_sparse_mat), intent(in) :: a
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integer(psb_lpk_), intent(in) :: idx
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integer(psb_lpk_), intent(out) :: n
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integer(psb_lpk_), allocatable, intent(out) :: neigh(:)
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integer(psb_ipk_), intent(out) :: info
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integer(psb_lpk_), optional, intent(in) :: lev
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integer(psb_ipk_) :: err_act
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integer(psb_lpk_) :: lev_, i, nl, ifl,ill,&
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& nn, nidx,ntl,ma, n1
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integer(psb_lpk_), allocatable :: ia(:), ja(:)
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character(len=20) :: name='get_neigh'
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logical, parameter :: debug=.false.
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call psb_erractionsave(err_act)
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info = psb_success_
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if(present(lev)) then
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lev_ = lev
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else
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lev_=1
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end if
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! Turns out we can write get_neigh at this
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! level
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n = 0
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ma = a%get_nrows()
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call a%csget(idx,idx,n,ia,ja,info)
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if (info == psb_success_) call psb_realloc(n,neigh,info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_dealloc_,name)
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goto 9999
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end if
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neigh(1:n) = ja(1:n)
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ifl = 1
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ill = n
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do nl = 2, lev_
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n1 = ill - ifl + 1
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call psb_ensure_size(ill+n1*n1,neigh,info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_dealloc_,name)
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goto 9999
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end if
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ntl = 0
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do i=ifl,ill
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nidx=neigh(i)
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if ((nidx /= idx).and.(nidx > 0).and.(nidx <= ma)) then
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call a%csget(nidx,nidx,nn,ia,ja,info)
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if (info == psb_success_) call psb_ensure_size(ill+ntl+nn,neigh,info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_dealloc_,name)
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goto 9999
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end if
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neigh(ill+ntl+1:ill+ntl+nn)=ja(1:nn)
|
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ntl = ntl+nn
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end if
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end do
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call psb_msort_unique(neigh(ill+1:ill+ntl),nn,dir=psb_sort_up_)
|
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ifl = ill + 1
|
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ill = ill + nn
|
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end do
|
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call psb_msort_unique(neigh(1:ill),nn,dir=psb_sort_up_)
|
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n = nn
|
|
|
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call psb_erractionrestore(err_act)
|
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return
|
|
|
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9999 call psb_error_handler(err_act)
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|
|
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return
|
|
|
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end subroutine psb_lbase_get_neigh
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|
|
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subroutine psb_lbase_allocate_mnnz(m,n,a,nz)
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use psb_base_mat_mod, psb_protect_name => psb_lbase_allocate_mnnz
|
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use psb_error_mod
|
|
implicit none
|
|
integer(psb_lpk_), intent(in) :: m,n
|
|
class(psb_lbase_sparse_mat), intent(inout) :: a
|
|
integer(psb_lpk_), intent(in), optional :: nz
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20) :: name='allocate_mnz'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_get_erraction(err_act)
|
|
! This is the base version. If we get here
|
|
! it means the derived class is incomplete,
|
|
! so we throw an error.
|
|
call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
|
|
call psb_error_handler(err_act)
|
|
end subroutine psb_lbase_allocate_mnnz
|
|
|
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subroutine psb_lbase_reallocate_nz(nz,a)
|
|
use psb_base_mat_mod, psb_protect_name => psb_lbase_reallocate_nz
|
|
use psb_error_mod
|
|
implicit none
|
|
integer(psb_lpk_), intent(in) :: nz
|
|
class(psb_lbase_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20) :: name='reallocate_nz'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_get_erraction(err_act)
|
|
! This is the base version. If we get here
|
|
! it means the derived class is incomplete,
|
|
! so we throw an error.
|
|
call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
|
|
call psb_error_handler(err_act)
|
|
end subroutine psb_lbase_reallocate_nz
|
|
|
|
subroutine psb_lbase_free(a)
|
|
use psb_base_mat_mod, psb_protect_name => psb_lbase_free
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_lbase_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20) :: name='free'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_get_erraction(err_act)
|
|
! This is the base version. If we get here
|
|
! it means the derived class is incomplete,
|
|
! so we throw an error.
|
|
call psb_errpush(psb_err_missing_override_method_,name,a_err=a%get_fmt())
|
|
call psb_error_handler(err_act)
|
|
end subroutine psb_lbase_free
|
|
|
|
subroutine psb_lbase_trim(a)
|
|
use psb_base_mat_mod, psb_protect_name => psb_lbase_trim
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_lbase_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20) :: name='trim'
|
|
logical, parameter :: debug=.false.
|
|
|
|
!
|
|
! This is the base version.
|
|
! The correct action is: do nothing.
|
|
! Indeed, the more complicated the data structure, the
|
|
! more likely this is the only possible course.
|
|
!
|
|
|
|
return
|
|
|
|
end subroutine psb_lbase_trim
|
|
|