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4732 lines
114 KiB
Fortran
4732 lines
114 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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! == ===================================
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!
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!
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!
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! Computational routines
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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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subroutine psb_d_csc_csmv(alpha,a,x,beta,y,info,trans)
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use psb_error_mod
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use psb_string_mod
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use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_csmv
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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real(psb_dpk_), intent(in) :: alpha, beta, x(:)
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real(psb_dpk_), intent(inout) :: y(:)
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integer(psb_ipk_), intent(out) :: info
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character, optional, intent(in) :: trans
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character :: trans_
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integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc
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real(psb_dpk_) :: acc
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logical :: tra
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integer(psb_ipk_) :: err_act
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integer(psb_ipk_) :: ierr(5)
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character(len=20) :: name='d_csc_csmv'
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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(trans)) then
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trans_ = trans
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else
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trans_ = 'N'
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end if
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if (.not.a%is_asb()) then
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info = psb_err_invalid_mat_state_
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call psb_errpush(info,name)
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goto 9999
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endif
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tra = (psb_toupper(trans_) == 'T').or.(psb_toupper(trans_)=='C')
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if (tra) then
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m = a%get_ncols()
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n = a%get_nrows()
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else
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n = a%get_ncols()
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m = a%get_nrows()
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end if
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if (a%is_dev()) call a%sync()
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if (size(x,1)<n) then
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info = psb_err_input_asize_small_i_
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ierr(1) = 3; ierr(2) = size(x,1); ierr(3) = n;
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call psb_errpush(info,name,i_err=ierr)
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goto 9999
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end if
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if (size(y,1)<m) then
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info = psb_err_input_asize_small_i_
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ierr(1) = 5; ierr(2) = size(y,1); ierr(3) =m;
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call psb_errpush(info,name,i_err=ierr)
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goto 9999
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end if
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if (alpha == dzero) then
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if (beta == dzero) then
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do i = 1, m
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y(i) = dzero
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enddo
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else
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do i = 1, m
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y(i) = beta*y(i)
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end do
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endif
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return
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end if
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if (tra) then
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if (beta == dzero) then
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if (alpha == done) then
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = acc
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end do
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else if (alpha == -done) then
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = -acc
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end do
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else
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = alpha*acc
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end do
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end if
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else if (beta == done) then
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if (alpha == done) then
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = y(i) + acc
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end do
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else if (alpha == -done) then
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = y(i) -acc
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end do
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else
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = y(i) + alpha*acc
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end do
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end if
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else if (beta == -done) then
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if (alpha == done) then
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = -y(i) + acc
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end do
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else if (alpha == -done) then
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = -y(i) -acc
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end do
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else
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = -y(i) + alpha*acc
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end do
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end if
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else
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if (alpha == done) then
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = beta*y(i) + acc
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end do
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else if (alpha == -done) then
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = beta*y(i) - acc
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end do
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else
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do i=1,m
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acc = dzero
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do j=a%icp(i), a%icp(i+1)-1
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acc = acc + a%val(j) * x(a%ia(j))
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enddo
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y(i) = beta*y(i) + alpha*acc
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end do
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end if
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end if
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else if (.not.tra) then
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if (beta == dzero) then
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do i=1, m
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y(i) = dzero
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end do
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else if (beta == done) then
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! Do nothing
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else if (beta == -done) then
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do i=1, m
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y(i) = -y(i)
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end do
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else
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do i=1, m
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y(i) = beta*y(i)
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end do
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end if
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if (alpha == done) then
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do i=1,n
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do j=a%icp(i), a%icp(i+1)-1
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ir = a%ia(j)
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y(ir) = y(ir) + a%val(j)*x(i)
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end do
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enddo
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else if (alpha == -done) then
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do i=1,n
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do j=a%icp(i), a%icp(i+1)-1
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ir = a%ia(j)
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y(ir) = y(ir) - a%val(j)*x(i)
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end do
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enddo
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else
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do i=1,n
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do j=a%icp(i), a%icp(i+1)-1
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ir = a%ia(j)
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y(ir) = y(ir) + alpha*a%val(j)*x(i)
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end do
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enddo
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end if
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endif
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if (a%is_unit()) then
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do i=1, min(m,n)
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y(i) = y(i) + alpha*x(i)
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end do
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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 call psb_error_handler(err_act)
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return
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end subroutine psb_d_csc_csmv
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subroutine psb_d_csc_csmm(alpha,a,x,beta,y,info,trans)
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use psb_error_mod
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use psb_string_mod
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use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_csmm
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implicit none
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class(psb_d_csc_sparse_mat), intent(in) :: a
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real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
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real(psb_dpk_), intent(inout) :: y(:,:)
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integer(psb_ipk_), intent(out) :: info
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character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
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integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc, nc
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real(psb_dpk_), allocatable :: acc(:)
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logical :: tra
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integer(psb_ipk_) :: err_act
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integer(psb_ipk_) :: ierr(5)
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character(len=20) :: name='d_csc_csmm'
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|
logical, parameter :: debug=.false.
|
|
|
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info = psb_success_
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call psb_erractionsave(err_act)
|
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|
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if (present(trans)) then
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trans_ = trans
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else
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trans_ = 'N'
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end if
|
|
|
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tra = (psb_toupper(trans_) == 'T').or.(psb_toupper(trans_)=='C')
|
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if (.not.a%is_asb()) then
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info = psb_err_invalid_mat_state_
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call psb_errpush(info,name)
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goto 9999
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endif
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if (tra) then
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m = a%get_ncols()
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n = a%get_nrows()
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else
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n = a%get_ncols()
|
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m = a%get_nrows()
|
|
end if
|
|
|
|
if (size(x,1)<n) then
|
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info = psb_err_input_asize_small_i_
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ierr(1) = 3; ierr(2) = size(x,1); ierr(3) = n;
|
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call psb_errpush(info,name,i_err=ierr)
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goto 9999
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end if
|
|
|
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if (size(y,1)<m) then
|
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info = psb_err_input_asize_small_i_
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ierr(1) = 5; ierr(2) = size(y,1); ierr(3) =m;
|
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call psb_errpush(info,name,i_err=ierr)
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goto 9999
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end if
|
|
|
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if (a%is_dev()) call a%sync()
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|
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nc = min(size(x,2) , size(y,2) )
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|
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allocate(acc(nc), stat=info)
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if(info /= psb_success_) then
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info=psb_err_from_subroutine_
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call psb_errpush(info,name,a_err='allocate')
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goto 9999
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end if
|
|
|
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if (alpha == dzero) then
|
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if (beta == dzero) then
|
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do i = 1, m
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y(i,:) = dzero
|
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enddo
|
|
else
|
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do i = 1, m
|
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y(i,:) = beta*y(i,:)
|
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end do
|
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endif
|
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return
|
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end if
|
|
|
|
if (tra) then
|
|
|
|
if (beta == dzero) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
|
|
else if (beta == done) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = y(i,:) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = y(i,:) -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = y(i,:) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
else if (beta == -done) then
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = -y(i,:) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = -y(i,:) -acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = -y(i,:) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
else
|
|
|
|
if (alpha == done) then
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = beta*y(i,:) + acc
|
|
end do
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = beta*y(i,:) - acc
|
|
end do
|
|
|
|
else
|
|
|
|
do i=1,m
|
|
acc = dzero
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
acc = acc + a%val(j) * x(a%ia(j),:)
|
|
enddo
|
|
y(i,:) = beta*y(i,:) + alpha*acc
|
|
end do
|
|
|
|
end if
|
|
|
|
end if
|
|
|
|
else if (.not.tra) then
|
|
|
|
if (beta == dzero) then
|
|
do i=1, m
|
|
y(i,:) = dzero
|
|
end do
|
|
else if (beta == done) then
|
|
! Do nothing
|
|
else if (beta == -done) then
|
|
do i=1, m
|
|
y(i,:) = -y(i,:)
|
|
end do
|
|
else
|
|
do i=1, m
|
|
y(i,:) = beta*y(i,:)
|
|
end do
|
|
end if
|
|
|
|
if (alpha == done) then
|
|
|
|
do i=1,n
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
ir = a%ia(j)
|
|
y(ir,:) = y(ir,:) + a%val(j)*x(i,:)
|
|
end do
|
|
enddo
|
|
|
|
else if (alpha == -done) then
|
|
|
|
do i=1,n
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
ir = a%ia(j)
|
|
y(ir,:) = y(ir,:) - a%val(j)*x(i,:)
|
|
end do
|
|
enddo
|
|
|
|
else
|
|
|
|
do i=1,n
|
|
do j=a%icp(i), a%icp(i+1)-1
|
|
ir = a%ia(j)
|
|
y(ir,:) = y(ir,:) + alpha*a%val(j)*x(i,:)
|
|
end do
|
|
enddo
|
|
|
|
end if
|
|
|
|
endif
|
|
|
|
if (a%is_unit()) then
|
|
do i=1, min(m,n)
|
|
y(i,:) = y(i,:) + alpha*x(i,:)
|
|
end do
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_csmm
|
|
|
|
|
|
subroutine psb_d_csc_cssv(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
use psb_string_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_cssv
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:)
|
|
real(psb_dpk_), intent(inout) :: y(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer(psb_ipk_) :: i,j,k,m, nnz, ir, jc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: tmp(:)
|
|
logical :: tra
|
|
integer(psb_ipk_) :: err_act
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='d_csc_cssv'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
if (present(trans)) then
|
|
trans_ = trans
|
|
else
|
|
trans_ = 'N'
|
|
end if
|
|
if (.not.a%is_asb()) then
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
if (a%is_dev()) call a%sync()
|
|
tra = (psb_toupper(trans_) == 'T').or.(psb_toupper(trans_)=='C')
|
|
m = a%get_nrows()
|
|
|
|
if (.not. (a%is_triangle())) then
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
if (size(x,1)<m) then
|
|
info = psb_err_input_asize_small_i_
|
|
ierr(1) = 3; ierr(2) = size(x,1); ierr(3) = m;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
if (size(y,1)<m) then
|
|
info = psb_err_input_asize_small_i_
|
|
ierr(1) = 5; ierr(2) = size(y,1); ierr(3) =m;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
|
|
|
|
if (alpha == dzero) then
|
|
if (beta == dzero) then
|
|
do i = 1, m
|
|
y(i) = dzero
|
|
enddo
|
|
else
|
|
do i = 1, m
|
|
y(i) = beta*y(i)
|
|
end do
|
|
endif
|
|
return
|
|
end if
|
|
|
|
if (beta == dzero) then
|
|
call inner_cscsv(tra,a%is_lower(),a%is_unit(),a%get_nrows(),&
|
|
& a%icp,a%ia,a%val,x,y)
|
|
if (alpha == done) then
|
|
! do nothing
|
|
else if (alpha == -done) then
|
|
do i = 1, m
|
|
y(i) = -y(i)
|
|
end do
|
|
else
|
|
do i = 1, m
|
|
y(i) = alpha*y(i)
|
|
end do
|
|
end if
|
|
else
|
|
allocate(tmp(m), stat=info)
|
|
if (info /= psb_success_) then
|
|
return
|
|
end if
|
|
tmp(1:m) = x(1:m)
|
|
call inner_cscsv(tra,a%is_lower(),a%is_unit(),a%get_nrows(),&
|
|
& a%icp,a%ia,a%val,tmp,y)
|
|
do i = 1, m
|
|
y(i) = alpha*tmp(i) + beta*y(i)
|
|
end do
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine inner_cscsv(tra,lower,unit,n,icp,ia,val,x,y)
|
|
implicit none
|
|
logical, intent(in) :: tra,lower,unit
|
|
integer(psb_ipk_), intent(in) :: icp(*), ia(*),n
|
|
real(psb_dpk_), intent(in) :: val(*)
|
|
real(psb_dpk_), intent(in) :: x(*)
|
|
real(psb_dpk_), intent(out) :: y(*)
|
|
|
|
integer(psb_ipk_) :: i,j,k,m, ir, jc
|
|
real(psb_dpk_) :: acc
|
|
|
|
if (tra) then
|
|
|
|
if (lower) then
|
|
if (unit) then
|
|
do i=n, 1, -1
|
|
acc = dzero
|
|
do j=icp(i), icp(i+1)-1
|
|
acc = acc + val(j)*y(ia(j))
|
|
end do
|
|
y(i) = x(i) - acc
|
|
end do
|
|
else if (.not.unit) then
|
|
do i=n, 1, -1
|
|
acc = dzero
|
|
do j=icp(i)+1, icp(i+1)-1
|
|
acc = acc + val(j)*y(ia(j))
|
|
end do
|
|
y(i) = (x(i) - acc)/val(icp(i))
|
|
end do
|
|
end if
|
|
|
|
else if (.not.lower) then
|
|
|
|
if (unit) then
|
|
do i=1, n
|
|
acc = dzero
|
|
do j=icp(i), icp(i+1)-1
|
|
acc = acc + val(j)*y(ia(j))
|
|
end do
|
|
y(i) = x(i) - acc
|
|
end do
|
|
else if (.not.unit) then
|
|
do i=1, n
|
|
acc = dzero
|
|
do j=icp(i), icp(i+1)-2
|
|
acc = acc + val(j)*y(ia(j))
|
|
end do
|
|
y(i) = (x(i) - acc)/val(icp(i+1)-1)
|
|
end do
|
|
end if
|
|
|
|
end if
|
|
|
|
else if (.not.tra) then
|
|
|
|
do i=1, n
|
|
y(i) = x(i)
|
|
end do
|
|
|
|
if (lower) then
|
|
|
|
if (unit) then
|
|
do i=1, n
|
|
acc = y(i)
|
|
do j=icp(i), icp(i+1)-1
|
|
jc = ia(j)
|
|
y(jc) = y(jc) - val(j)*acc
|
|
end do
|
|
end do
|
|
else if (.not.unit) then
|
|
do i=1, n
|
|
y(i) = y(i)/val(icp(i))
|
|
acc = y(i)
|
|
do j=icp(i)+1, icp(i+1)-1
|
|
jc = ia(j)
|
|
y(jc) = y(jc) - val(j)*acc
|
|
end do
|
|
end do
|
|
end if
|
|
|
|
else if (.not.lower) then
|
|
|
|
if (unit) then
|
|
do i=n, 1, -1
|
|
acc = y(i)
|
|
do j=icp(i), icp(i+1)-1
|
|
jc = ia(j)
|
|
y(jc) = y(jc) - val(j)*acc
|
|
end do
|
|
end do
|
|
else if (.not.unit) then
|
|
do i=n, 1, -1
|
|
y(i) = y(i)/val(icp(i+1)-1)
|
|
acc = y(i)
|
|
do j=icp(i), icp(i+1)-2
|
|
jc = ia(j)
|
|
y(jc) = y(jc) - val(j)*acc
|
|
end do
|
|
end do
|
|
end if
|
|
|
|
end if
|
|
end if
|
|
end subroutine inner_cscsv
|
|
|
|
end subroutine psb_d_csc_cssv
|
|
|
|
|
|
|
|
subroutine psb_d_csc_cssm(alpha,a,x,beta,y,info,trans)
|
|
use psb_error_mod
|
|
use psb_string_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_cssm
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(in) :: alpha, beta, x(:,:)
|
|
real(psb_dpk_), intent(inout) :: y(:,:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
character, optional, intent(in) :: trans
|
|
|
|
character :: trans_
|
|
integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: tmp(:,:)
|
|
logical :: tra
|
|
integer(psb_ipk_) :: err_act
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='d_base_csmm'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
|
|
if (present(trans)) then
|
|
trans_ = trans
|
|
else
|
|
trans_ = 'N'
|
|
end if
|
|
if (.not.a%is_asb()) then
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
tra = (psb_toupper(trans_) == 'T').or.(psb_toupper(trans_)=='C')
|
|
m = a%get_nrows()
|
|
|
|
if (size(x,1)<m) then
|
|
info = psb_err_input_asize_small_i_
|
|
ierr(1) = 3; ierr(2) = size(x,1); ierr(3) = n;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
if (size(y,1)<m) then
|
|
info = psb_err_input_asize_small_i_
|
|
ierr(1) = 5; ierr(2) = size(y,1); ierr(3) =m;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
nc = min(size(x,2) , size(y,2))
|
|
|
|
if (.not. (a%is_triangle())) then
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
|
|
if (alpha == dzero) then
|
|
if (beta == dzero) then
|
|
do i = 1, m
|
|
y(i,:) = dzero
|
|
enddo
|
|
else
|
|
do i = 1, m
|
|
y(i,:) = beta*y(i,:)
|
|
end do
|
|
endif
|
|
return
|
|
end if
|
|
|
|
if (beta == dzero) then
|
|
call inner_cscsm(tra,a%is_lower(),a%is_unit(),a%get_nrows(),nc,&
|
|
& a%icp,a%ia,a%val,x,size(x,1,kind=psb_ipk_),y,size(y,1,kind=psb_ipk_),info)
|
|
do i = 1, m
|
|
y(i,1:nc) = alpha*y(i,1:nc)
|
|
end do
|
|
else
|
|
allocate(tmp(m,nc), stat=info)
|
|
if(info /= psb_success_) then
|
|
info=psb_err_from_subroutine_
|
|
call psb_errpush(info,name,a_err='allocate')
|
|
goto 9999
|
|
end if
|
|
|
|
tmp(1:m,:) = x(1:m,1:nc)
|
|
call inner_cscsm(tra,a%is_lower(),a%is_unit(),a%get_nrows(),nc,&
|
|
& a%icp,a%ia,a%val,tmp,size(tmp,1,kind=psb_ipk_),y,size(y,1,kind=psb_ipk_),info)
|
|
do i = 1, m
|
|
y(i,1:nc) = alpha*tmp(i,1:nc) + beta*y(i,1:nc)
|
|
end do
|
|
end if
|
|
|
|
if(info /= psb_success_) then
|
|
info=psb_err_from_subroutine_
|
|
call psb_errpush(info,name,a_err='inner_cscsm')
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
|
|
contains
|
|
|
|
subroutine inner_cscsm(tra,lower,unit,nr,nc,&
|
|
& icp,ia,val,x,ldx,y,ldy,info)
|
|
implicit none
|
|
logical, intent(in) :: tra,lower,unit
|
|
integer(psb_ipk_), intent(in) :: nr,nc,ldx,ldy,icp(*),ia(*)
|
|
real(psb_dpk_), intent(in) :: val(*), x(ldx,*)
|
|
real(psb_dpk_), intent(out) :: y(ldy,*)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: i,j,k,m, ir, jc
|
|
real(psb_dpk_), allocatable :: acc(:)
|
|
|
|
info = psb_success_
|
|
allocate(acc(nc), stat=info)
|
|
if(info /= psb_success_) then
|
|
info=psb_err_from_subroutine_
|
|
return
|
|
end if
|
|
|
|
|
|
if (tra) then
|
|
|
|
if (lower) then
|
|
if (unit) then
|
|
do i=nr, 1, -1
|
|
acc = dzero
|
|
do j=icp(i), icp(i+1)-1
|
|
acc = acc + val(j)*y(ia(j),1:nc)
|
|
end do
|
|
y(i,1:nc) = x(i,1:nc) - acc
|
|
end do
|
|
else if (.not.unit) then
|
|
do i=nr, 1, -1
|
|
acc = dzero
|
|
do j=icp(i)+1, icp(i+1)-1
|
|
acc = acc + val(j)*y(ia(j),1:nc)
|
|
end do
|
|
y(i,1:nc) = (x(i,1:nc) - acc)/val(icp(i))
|
|
end do
|
|
end if
|
|
|
|
else if (.not.lower) then
|
|
|
|
if (unit) then
|
|
do i=1, nr
|
|
acc = dzero
|
|
do j=icp(i), icp(i+1)-1
|
|
acc = acc + val(j)*y(ia(j),1:nc)
|
|
end do
|
|
y(i,1:nc) = x(i,1:nc) - acc
|
|
end do
|
|
else if (.not.unit) then
|
|
do i=1, nr
|
|
acc = dzero
|
|
do j=icp(i), icp(i+1)-2
|
|
acc = acc + val(j)*y(ia(j),1:nc)
|
|
end do
|
|
y(i,1:nc) = (x(i,1:nc) - acc)/val(icp(i+1)-1)
|
|
end do
|
|
end if
|
|
|
|
end if
|
|
|
|
else if (.not.tra) then
|
|
|
|
do i=1, nr
|
|
y(i,1:nc) = x(i,1:nc)
|
|
end do
|
|
|
|
if (lower) then
|
|
|
|
if (unit) then
|
|
do i=1, nr
|
|
acc = y(i,1:nc)
|
|
do j=icp(i), icp(i+1)-1
|
|
jc = ia(j)
|
|
y(jc,1:nc) = y(jc,1:nc) - val(j)*acc
|
|
end do
|
|
end do
|
|
else if (.not.unit) then
|
|
do i=1, nr
|
|
y(i,1:nc) = y(i,1:nc)/val(icp(i))
|
|
acc = y(i,1:nc)
|
|
do j=icp(i)+1, icp(i+1)-1
|
|
jc = ia(j)
|
|
y(jc,1:nc) = y(jc,1:nc) - val(j)*acc
|
|
end do
|
|
end do
|
|
end if
|
|
|
|
else if (.not.lower) then
|
|
|
|
if (unit) then
|
|
do i=nr, 1, -1
|
|
acc = y(i,1:nc)
|
|
do j=icp(i), icp(i+1)-1
|
|
jc = ia(j)
|
|
y(jc,1:nc) = y(jc,1:nc) - val(j)*acc
|
|
end do
|
|
end do
|
|
else if (.not.unit) then
|
|
do i=nr, 1, -1
|
|
y(i,1:nc) = y(i,1:nc)/val(icp(i+1)-1)
|
|
acc = y(i,1:nc)
|
|
do j=icp(i), icp(i+1)-2
|
|
jc = ia(j)
|
|
y(jc,1:nc) = y(jc,1:nc) - val(j)*acc
|
|
end do
|
|
end do
|
|
end if
|
|
|
|
end if
|
|
end if
|
|
end subroutine inner_cscsm
|
|
|
|
end subroutine psb_d_csc_cssm
|
|
|
|
function psb_d_csc_maxval(a) result(res)
|
|
use psb_error_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_maxval
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_) :: res
|
|
|
|
integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc, nc, info
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='d_csc_maxval'
|
|
logical, parameter :: debug=.false.
|
|
|
|
|
|
if (a%is_unit()) then
|
|
res = done
|
|
else
|
|
res = dzero
|
|
end if
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
nnz = a%get_nzeros()
|
|
if (allocated(a%val)) then
|
|
nnz = min(nnz,size(a%val))
|
|
res = maxval(abs(a%val(1:nnz)))
|
|
end if
|
|
end function psb_d_csc_maxval
|
|
|
|
function psb_d_csc_csnm1(a) result(res)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_csnm1
|
|
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_) :: res
|
|
|
|
integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc, nc, info
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra, is_unit
|
|
integer(psb_ipk_) :: err_act
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='d_csc_csnm1'
|
|
logical, parameter :: debug=.false.
|
|
|
|
|
|
res = dzero
|
|
if (a%is_dev()) call a%sync()
|
|
m = a%get_nrows()
|
|
n = a%get_ncols()
|
|
is_unit = a%is_unit()
|
|
do j=1, n
|
|
if (is_unit) then
|
|
acc = done
|
|
else
|
|
acc = dzero
|
|
end if
|
|
do k=a%icp(j),a%icp(j+1)-1
|
|
acc = acc + abs(a%val(k))
|
|
end do
|
|
res = max(res,acc)
|
|
end do
|
|
|
|
return
|
|
|
|
end function psb_d_csc_csnm1
|
|
|
|
subroutine psb_d_csc_colsum(d,a)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_colsum
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
|
|
integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra, is_unit
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='colsum'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
m = a%get_ncols()
|
|
if (size(d) < m) then
|
|
info=psb_err_input_asize_small_i_
|
|
ierr(1) = 1; ierr(2) = size(d); ierr(3) = m
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
is_unit = a%is_unit()
|
|
do i = 1, a%get_ncols()
|
|
if (is_unit) then
|
|
d(i) = done
|
|
else
|
|
d(i) = dzero
|
|
end if
|
|
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
d(i) = d(i) + (a%val(j))
|
|
end do
|
|
end do
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_colsum
|
|
|
|
subroutine psb_d_csc_aclsum(d,a)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_aclsum
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
|
|
integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra, is_unit
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='colsum'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
m = a%get_ncols()
|
|
if (size(d) < m) then
|
|
info=psb_err_input_asize_small_i_
|
|
ierr(1) = 1; ierr(2) = size(d); ierr(3) = m
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
is_unit = a%is_unit()
|
|
do i = 1, a%get_ncols()
|
|
if (is_unit) then
|
|
d(i) = done
|
|
else
|
|
d(i) = dzero
|
|
end if
|
|
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
d(i) = d(i) + abs(a%val(j))
|
|
end do
|
|
end do
|
|
|
|
if (a%is_unit()) then
|
|
do i=1, a%get_ncols()
|
|
d(i) = d(i) + done
|
|
end do
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_aclsum
|
|
|
|
subroutine psb_d_csc_rowsum(d,a)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_rowsum
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
|
|
integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='rowsum'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
m = a%get_ncols()
|
|
n = a%get_nrows()
|
|
if (size(d) < n) then
|
|
info=psb_err_input_asize_small_i_
|
|
ierr(1) = 1; ierr(2) = size(d); ierr(3) = n
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
if (a%is_unit()) then
|
|
d = done
|
|
else
|
|
d = dzero
|
|
end if
|
|
|
|
do i=1, m
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
k = a%ia(j)
|
|
d(k) = d(k) + (a%val(k))
|
|
end do
|
|
end do
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_rowsum
|
|
|
|
subroutine psb_d_csc_arwsum(d,a)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_arwsum
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
|
|
integer(psb_ipk_) :: i,j,k,m,n, nnz, ir, jc, nc
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='arwsum'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
m = a%get_ncols()
|
|
n = a%get_nrows()
|
|
if (size(d) < n) then
|
|
info=psb_err_input_asize_small_i_
|
|
ierr(1) = 1; ierr(2) = size(d); ierr(3) = n
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
if (a%is_unit()) then
|
|
d = done
|
|
else
|
|
d = dzero
|
|
end if
|
|
|
|
do i=1, m
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
k = a%ia(j)
|
|
d(k) = d(k) + abs(a%val(k))
|
|
end do
|
|
end do
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_arwsum
|
|
|
|
|
|
subroutine psb_d_csc_get_diag(a,d,info)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_get_diag
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_ipk_) :: err_act, mnm, i, j, k
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='get_diag'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
mnm = min(a%get_nrows(),a%get_ncols())
|
|
if (size(d) < mnm) then
|
|
info=psb_err_input_asize_invalid_i_
|
|
ierr(1) = 2; ierr(2) = size(d);
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
|
|
if (a%is_unit()) then
|
|
d(1:mnm) = done
|
|
else
|
|
do i=1, mnm
|
|
d(i) = dzero
|
|
do k=a%icp(i),a%icp(i+1)-1
|
|
j=a%ia(k)
|
|
if ((j == i) .and.(j <= mnm )) then
|
|
d(i) = a%val(k)
|
|
endif
|
|
enddo
|
|
end do
|
|
endif
|
|
do i=mnm+1,size(d)
|
|
d(i) = dzero
|
|
end do
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_get_diag
|
|
|
|
|
|
subroutine psb_d_csc_scal(d,a,info,side)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_scal
|
|
use psb_string_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: d(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
character, intent(in), optional :: side
|
|
|
|
integer(psb_ipk_) :: err_act,mnm, i, j, n
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='scal'
|
|
character :: side_
|
|
logical :: left
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
side_ = 'L'
|
|
if (present(side)) then
|
|
side_ = psb_toupper(side)
|
|
end if
|
|
|
|
if (a%is_unit()) then
|
|
call a%make_nonunit()
|
|
end if
|
|
|
|
left = (side_ == 'L')
|
|
|
|
if (left) then
|
|
n = a%get_ncols()
|
|
if (size(d) < n) then
|
|
info=psb_err_input_asize_invalid_i_
|
|
ierr(1) = 2; ierr(2) = size(d);
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
do i=1, a%get_nzeros()
|
|
a%val(i) = a%val(i) * d(a%ia(i))
|
|
enddo
|
|
else
|
|
n = a%get_nrows()
|
|
if (size(d) < n) then
|
|
info=psb_err_input_asize_invalid_i_
|
|
ierr(1) = 2; ierr(2) = size(d);
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
do j=1, n
|
|
do i = a%icp(j), a%icp(j+1) -1
|
|
a%val(i) = a%val(i) * d(j)
|
|
end do
|
|
enddo
|
|
end if
|
|
call a%set_host()
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_scal
|
|
|
|
|
|
subroutine psb_d_csc_scals(d,a,info)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_scals
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: d
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_ipk_) :: err_act,mnm, i, j, m
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='scal'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
if (a%is_unit()) then
|
|
call a%make_nonunit()
|
|
end if
|
|
|
|
do i=1,a%get_nzeros()
|
|
a%val(i) = a%val(i) * d
|
|
enddo
|
|
call a%set_host()
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_scals
|
|
|
|
|
|
! == ===================================
|
|
!
|
|
!
|
|
!
|
|
! Data management
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!
|
|
! == ===================================
|
|
|
|
subroutine psb_d_csc_csgetptn(imin,imax,a,nz,ia,ja,info,&
|
|
& jmin,jmax,iren,append,nzin,rscale,cscale)
|
|
! Output is always in COO format
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_csgetptn
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_ipk_), intent(in) :: imin,imax
|
|
integer(psb_ipk_), intent(out) :: nz
|
|
integer(psb_ipk_), allocatable, intent(inout) :: ia(:), ja(:)
|
|
integer(psb_ipk_),intent(out) :: info
|
|
logical, intent(in), optional :: append
|
|
integer(psb_ipk_), intent(in), optional :: iren(:)
|
|
integer(psb_ipk_), intent(in), optional :: jmin,jmax, nzin
|
|
logical, intent(in), optional :: rscale,cscale
|
|
|
|
logical :: append_, rscale_, cscale_
|
|
integer(psb_ipk_) :: nzin_, jmin_, jmax_, err_act, i
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='csget'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
info = psb_success_
|
|
nz = 0
|
|
|
|
if (present(jmin)) then
|
|
jmin_ = jmin
|
|
else
|
|
jmin_ = 1
|
|
endif
|
|
if (present(jmax)) then
|
|
jmax_ = jmax
|
|
else
|
|
jmax_ = a%get_ncols()
|
|
endif
|
|
|
|
if ((imax<imin).or.(jmax_<jmin_)) return
|
|
|
|
if (present(append)) then
|
|
append_=append
|
|
else
|
|
append_=.false.
|
|
endif
|
|
if ((append_).and.(present(nzin))) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
if (present(rscale)) then
|
|
rscale_ = rscale
|
|
else
|
|
rscale_ = .false.
|
|
endif
|
|
if (present(cscale)) then
|
|
cscale_ = cscale
|
|
else
|
|
cscale_ = .false.
|
|
endif
|
|
if ((rscale_.or.cscale_).and.(present(iren))) then
|
|
info = psb_err_many_optional_arg_
|
|
call psb_errpush(info,name,a_err='iren (rscale.or.cscale)')
|
|
goto 9999
|
|
end if
|
|
|
|
call csc_getptn(imin,imax,jmin_,jmax_,a,nz,ia,ja,nzin_,append_,info,iren)
|
|
|
|
if (rscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ia(i) = ia(i) - imin + 1
|
|
end do
|
|
end if
|
|
if (cscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ja(i) = ja(i) - jmin_ + 1
|
|
end do
|
|
end if
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine csc_getptn(imin,imax,jmin,jmax,a,nz,ia,ja,nzin,append,info,&
|
|
& iren)
|
|
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_sort_mod
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_ipk_) :: imin,imax,jmin,jmax
|
|
integer(psb_ipk_), intent(inout) :: nz
|
|
integer(psb_ipk_), allocatable, intent(inout) :: ia(:), ja(:)
|
|
integer(psb_ipk_), intent(in) :: nzin
|
|
logical, intent(in) :: append
|
|
integer(psb_ipk_) :: info
|
|
integer(psb_ipk_), optional :: iren(:)
|
|
integer(psb_ipk_) :: nzin_, nza, idx,i,j,k, nzt, irw, lrw, icl, lcl,m,isz, nrd, ncd
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name='coo_getrow'
|
|
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
nza = a%get_nzeros()
|
|
irw = imin
|
|
lrw = min(imax,a%get_nrows())
|
|
icl = jmin
|
|
lcl = min(jmax,a%get_ncols())
|
|
if (irw<0) then
|
|
info = psb_err_pivot_too_small_
|
|
return
|
|
end if
|
|
|
|
if (append) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
|
|
nrd = max(1,a%get_nrows())
|
|
ncd = max(1,a%get_ncols())
|
|
nzt = min((a%icp(lcl+1)-a%icp(icl)),&
|
|
& ((nza+ncd-1)/ncd)*(lcl+1-icl),&
|
|
& ((nza+nrd-1)/nrd)*(lrw+1-irw))
|
|
nz = 0
|
|
|
|
call psb_ensure_size(nzin_+nzt,ia,info)
|
|
if (info == psb_success_) call psb_ensure_size(nzin_+nzt,ja,info)
|
|
|
|
if (info /= psb_success_) return
|
|
isz = min(size(ia),size(ja))
|
|
if (present(iren)) then
|
|
do i=icl, lcl
|
|
do j=a%icp(i), a%icp(i+1) - 1
|
|
if ((imin <= a%ia(j)).and.(a%ia(j)<=imax)) then
|
|
nzin_ = nzin_ + 1
|
|
if (nzin_>isz) then
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ia,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ja,info)
|
|
isz = min(size(ia),size(ja))
|
|
end if
|
|
nz = nz + 1
|
|
ia(nzin_) = iren(a%ia(j))
|
|
ja(nzin_) = iren(i)
|
|
end if
|
|
enddo
|
|
end do
|
|
else
|
|
do i=icl, lcl
|
|
do j=a%icp(i), a%icp(i+1) - 1
|
|
if ((imin <= a%ia(j)).and.(a%ia(j)<=imax)) then
|
|
nzin_ = nzin_ + 1
|
|
if (nzin_>isz) then
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ia,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ja,info)
|
|
isz = min(size(ia),size(ja))
|
|
end if
|
|
nz = nz + 1
|
|
ia(nzin_) = (a%ia(j))
|
|
ja(nzin_) = (i)
|
|
end if
|
|
enddo
|
|
end do
|
|
end if
|
|
|
|
end subroutine csc_getptn
|
|
|
|
end subroutine psb_d_csc_csgetptn
|
|
|
|
|
|
|
|
|
|
subroutine psb_d_csc_csgetrow(imin,imax,a,nz,ia,ja,val,info,&
|
|
& jmin,jmax,iren,append,nzin,rscale,cscale,chksz)
|
|
! Output is always in COO format
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_csgetrow
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_ipk_), intent(in) :: imin,imax
|
|
integer(psb_ipk_), intent(out) :: nz
|
|
integer(psb_ipk_), allocatable, intent(inout) :: ia(:), ja(:)
|
|
real(psb_dpk_), allocatable, intent(inout) :: val(:)
|
|
integer(psb_ipk_),intent(out) :: info
|
|
logical, intent(in), optional :: append
|
|
integer(psb_ipk_), intent(in), optional :: iren(:)
|
|
integer(psb_ipk_), intent(in), optional :: jmin,jmax, nzin
|
|
logical, intent(in), optional :: rscale,cscale,chksz
|
|
|
|
logical :: append_, rscale_, cscale_
|
|
integer(psb_ipk_) :: nzin_, jmin_, jmax_, err_act, i
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='csget'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
info = psb_success_
|
|
nz = 0
|
|
|
|
if (present(jmin)) then
|
|
jmin_ = jmin
|
|
else
|
|
jmin_ = 1
|
|
endif
|
|
if (present(jmax)) then
|
|
jmax_ = jmax
|
|
else
|
|
jmax_ = a%get_ncols()
|
|
endif
|
|
|
|
|
|
if ((imax<imin).or.(jmax_<jmin_)) return
|
|
|
|
if (present(append)) then
|
|
append_=append
|
|
else
|
|
append_=.false.
|
|
endif
|
|
if ((append_).and.(present(nzin))) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
if (present(rscale)) then
|
|
rscale_ = rscale
|
|
else
|
|
rscale_ = .false.
|
|
endif
|
|
if (present(cscale)) then
|
|
cscale_ = cscale
|
|
else
|
|
cscale_ = .false.
|
|
endif
|
|
if ((rscale_.or.cscale_).and.(present(iren))) then
|
|
info = psb_err_many_optional_arg_
|
|
call psb_errpush(info,name,a_err='iren (rscale.or.cscale)')
|
|
goto 9999
|
|
end if
|
|
|
|
call csc_getrow(imin,imax,jmin_,jmax_,a,nz,ia,ja,val,nzin_,append_,info,&
|
|
& iren)
|
|
|
|
if (rscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ia(i) = ia(i) - imin + 1
|
|
end do
|
|
end if
|
|
if (cscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ja(i) = ja(i) - jmin_ + 1
|
|
end do
|
|
end if
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine csc_getrow(imin,imax,jmin,jmax,a,nz,ia,ja,val,nzin,append,info,&
|
|
& iren)
|
|
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_sort_mod
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_ipk_) :: imin,imax,jmin,jmax
|
|
integer(psb_ipk_), intent(inout) :: nz
|
|
integer(psb_ipk_), allocatable, intent(inout) :: ia(:), ja(:)
|
|
real(psb_dpk_), allocatable, intent(inout) :: val(:)
|
|
integer(psb_ipk_), intent(in) :: nzin
|
|
logical, intent(in) :: append
|
|
integer(psb_ipk_) :: info
|
|
integer(psb_ipk_), optional :: iren(:)
|
|
integer(psb_ipk_) :: nzin_, nza, idx,i,j,k, nzt, irw, lrw, icl, lcl,isz,m, nrd, ncd
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name='coo_getrow'
|
|
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
m = a%get_nrows()
|
|
nza = a%get_nzeros()
|
|
irw = imin
|
|
lrw = min(imax,a%get_nrows())
|
|
icl = jmin
|
|
lcl = min(jmax,a%get_ncols())
|
|
if (irw<0) then
|
|
info = psb_err_pivot_too_small_
|
|
return
|
|
end if
|
|
|
|
if (append) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
|
|
nrd = max(1,a%get_nrows())
|
|
ncd = max(1,a%get_ncols())
|
|
nzt = min((a%icp(lcl+1)-a%icp(icl)),&
|
|
& ((nza+ncd-1)/ncd)*(lcl+1-icl),&
|
|
& ((nza+nrd-1)/nrd)*(lrw+1-irw))
|
|
nz = 0
|
|
|
|
call psb_ensure_size(nzin_+nzt,ia,info)
|
|
if (info == psb_success_) call psb_ensure_size(nzin_+nzt,ja,info)
|
|
if (info == psb_success_) call psb_ensure_size(nzin_+nzt,val,info)
|
|
|
|
if (info /= psb_success_) return
|
|
isz = min(size(ia),size(ja),size(val))
|
|
if (present(iren)) then
|
|
do i=icl, lcl
|
|
do j=a%icp(i), a%icp(i+1) - 1
|
|
if ((imin <= a%ia(j)).and.(a%ia(j)<=imax)) then
|
|
nzin_ = nzin_ + 1
|
|
if (nzin_>isz) then
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ia,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ja,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,val,info)
|
|
isz = min(size(ia),size(ja),size(val))
|
|
end if
|
|
nz = nz + 1
|
|
val(nzin_) = a%val(j)
|
|
ia(nzin_) = iren(a%ia(j))
|
|
ja(nzin_) = iren(i)
|
|
end if
|
|
enddo
|
|
end do
|
|
else
|
|
do i=icl, lcl
|
|
do j=a%icp(i), a%icp(i+1) - 1
|
|
if ((imin <= a%ia(j)).and.(a%ia(j)<=imax)) then
|
|
nzin_ = nzin_ + 1
|
|
if (nzin_>isz) then
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ia,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ja,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,val,info)
|
|
isz = min(size(ia),size(ja),size(val))
|
|
end if
|
|
nz = nz + 1
|
|
val(nzin_) = a%val(j)
|
|
ia(nzin_) = (a%ia(j))
|
|
ja(nzin_) = (i)
|
|
end if
|
|
enddo
|
|
end do
|
|
end if
|
|
end subroutine csc_getrow
|
|
|
|
end subroutine psb_d_csc_csgetrow
|
|
|
|
|
|
|
|
subroutine psb_d_csc_csput_a(nz,ia,ja,val,a,imin,imax,jmin,jmax,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_csput_a
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: val(:)
|
|
integer(psb_ipk_), intent(in) :: nz, ia(:), ja(:), imin,imax,jmin,jmax
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_ipk_) :: err_act
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='d_csc_csput_a'
|
|
logical, parameter :: debug=.false.
|
|
integer(psb_ipk_) :: nza, i,j,k, nzl, isza, debug_level, debug_unit
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
info = psb_success_
|
|
|
|
if (nz <= 0) then
|
|
info = psb_err_iarg_neg_
|
|
ierr(1)=1
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
if (size(ia) < nz) then
|
|
info = psb_err_input_asize_invalid_i_
|
|
ierr(1)=2
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
if (size(ja) < nz) then
|
|
info = psb_err_input_asize_invalid_i_
|
|
ierr(1)=3
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
if (size(val) < nz) then
|
|
info = psb_err_input_asize_invalid_i_
|
|
ierr(1)=4
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
if (nz == 0) return
|
|
|
|
nza = a%get_nzeros()
|
|
|
|
if (a%is_bld()) then
|
|
! Build phase should only ever be in COO
|
|
info = psb_err_invalid_mat_state_
|
|
|
|
else if (a%is_upd()) then
|
|
call psb_d_csc_srch_upd(nz,ia,ja,val,a,&
|
|
& imin,imax,jmin,jmax,info)
|
|
|
|
if (info < 0) then
|
|
info = psb_err_internal_error_
|
|
else if (info > 0) then
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Discarded entries not belonging to us.'
|
|
info = psb_success_
|
|
end if
|
|
call a%set_host()
|
|
|
|
else
|
|
! State is wrong.
|
|
info = psb_err_invalid_mat_state_
|
|
end if
|
|
if (info /= psb_success_) then
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
|
|
contains
|
|
|
|
subroutine psb_d_csc_srch_upd(nz,ia,ja,val,a,&
|
|
& imin,imax,jmin,jmax,info)
|
|
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_string_mod
|
|
use psb_sort_mod
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_), intent(in) :: nz, imin,imax,jmin,jmax
|
|
integer(psb_ipk_), intent(in) :: ia(:),ja(:)
|
|
real(psb_dpk_), intent(in) :: val(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: i,ir,ic, ilr, ilc, ip, &
|
|
& i1,i2,nr,nc,nnz,dupl,nar, nac
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name='d_csc_srch_upd'
|
|
|
|
info = psb_success_
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
dupl = a%get_dupl()
|
|
|
|
if (.not.a%is_sorted()) then
|
|
info = -4
|
|
return
|
|
end if
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
nnz = a%get_nzeros()
|
|
nar = a%get_nrows()
|
|
nac = a%get_ncols()
|
|
|
|
select case(dupl)
|
|
case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
|
|
if ((ic > 0).and.(ic <= nac)) then
|
|
i1 = a%icp(ic)
|
|
i2 = a%icp(ic+1)
|
|
nr=i2-i1
|
|
|
|
ip = psb_bsrch(ir,nr,a%ia(i1:i2-1))
|
|
if (ip>0) then
|
|
a%val(i1+ip-1) = val(i)
|
|
else
|
|
info = max(info,3)
|
|
end if
|
|
else
|
|
info = max(info,2)
|
|
end if
|
|
|
|
end do
|
|
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ic > 0).and.(ic <= nac)) then
|
|
i1 = a%icp(ic)
|
|
i2 = a%icp(ic+1)
|
|
nr=i2-i1
|
|
|
|
ip = psb_bsrch(ir,nr,a%ia(i1:i2-1))
|
|
if (ip>0) then
|
|
a%val(i1+ip-1) = a%val(i1+ip-1) + val(i)
|
|
else
|
|
info = max(info,3)
|
|
end if
|
|
else
|
|
info = max(info,2)
|
|
end if
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Duplicate handling: ',dupl
|
|
end select
|
|
|
|
end subroutine psb_d_csc_srch_upd
|
|
|
|
end subroutine psb_d_csc_csput_a
|
|
|
|
|
|
|
|
subroutine psb_d_cp_csc_from_coo(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_cp_csc_from_coo
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_coo_sparse_mat), intent(in) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
integer(psb_ipk_), allocatable :: itemp(:)
|
|
!locals
|
|
integer(psb_ipk_) :: nza, nr, i,j,irw, err_act, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
! We need to make a copy because mv_from will have to
|
|
! sort in column-major order.
|
|
call tmp%cp_from_coo(b,info)
|
|
if (info == psb_success_) call a%mv_from_coo(tmp,info)
|
|
|
|
end subroutine psb_d_cp_csc_from_coo
|
|
|
|
|
|
|
|
subroutine psb_d_cp_csc_to_coo(a,b,info)
|
|
use psb_const_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_cp_csc_to_coo
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
class(psb_d_coo_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_ipk_), allocatable :: itemp(:)
|
|
!locals
|
|
integer(psb_ipk_) :: nza, nr, nc,i,j,irw, err_act
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nza = a%get_nzeros()
|
|
|
|
call b%allocate(nr,nc,nza)
|
|
b%psb_d_base_sparse_mat = a%psb_d_base_sparse_mat
|
|
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
b%ia(j) = a%ia(j)
|
|
b%ja(j) = i
|
|
b%val(j) = a%val(j)
|
|
end do
|
|
end do
|
|
|
|
call b%set_nzeros(a%get_nzeros())
|
|
call b%fix(info)
|
|
|
|
|
|
end subroutine psb_d_cp_csc_to_coo
|
|
|
|
|
|
subroutine psb_d_mv_csc_to_coo(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_mv_csc_to_coo
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_coo_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_ipk_), allocatable :: itemp(:)
|
|
!locals
|
|
integer(psb_ipk_) :: nza, nr, nc,i,j,irw, err_act
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nza = a%get_nzeros()
|
|
|
|
b%psb_d_base_sparse_mat = a%psb_d_base_sparse_mat
|
|
call b%set_nzeros(a%get_nzeros())
|
|
call move_alloc(a%ia,b%ia)
|
|
call move_alloc(a%val,b%val)
|
|
call psb_realloc(nza,b%ja,info)
|
|
if (info /= psb_success_) return
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
b%ja(j) = i
|
|
end do
|
|
end do
|
|
call a%free()
|
|
call b%fix(info)
|
|
|
|
end subroutine psb_d_mv_csc_to_coo
|
|
|
|
|
|
|
|
subroutine psb_d_mv_csc_from_coo(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_error_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_mv_csc_from_coo
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_coo_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_ipk_), allocatable :: itemp(:)
|
|
!locals
|
|
integer(psb_ipk_) :: nza, nr, i,j,k,ip,irw, err_act, nc, nrl
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name='d_mv_csc_from_coo'
|
|
|
|
info = psb_success_
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
|
|
call b%fix(info, idir=psb_col_major_)
|
|
if (info /= psb_success_) return
|
|
|
|
nr = b%get_nrows()
|
|
nc = b%get_ncols()
|
|
nza = b%get_nzeros()
|
|
|
|
a%psb_d_base_sparse_mat = b%psb_d_base_sparse_mat
|
|
|
|
! Dirty trick: call move_alloc to have the new data allocated just once.
|
|
call move_alloc(b%ja,itemp)
|
|
call move_alloc(b%ia,a%ia)
|
|
call move_alloc(b%val,a%val)
|
|
call psb_realloc(nc+1,a%icp,info)
|
|
call b%free()
|
|
|
|
a%icp(:) = 0
|
|
do k=1,nza
|
|
i = itemp(k)
|
|
a%icp(i) = a%icp(i) + 1
|
|
end do
|
|
ip = 1
|
|
do i=1,nc
|
|
nrl = a%icp(i)
|
|
a%icp(i) = ip
|
|
ip = ip + nrl
|
|
end do
|
|
a%icp(nc+1) = ip
|
|
call a%set_host()
|
|
|
|
|
|
end subroutine psb_d_mv_csc_from_coo
|
|
|
|
|
|
subroutine psb_d_mv_csc_to_fmt(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_mv_csc_to_fmt
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_base_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
integer(psb_ipk_) :: nza, nr, i,j,irw, err_act, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
|
|
select type (b)
|
|
type is (psb_d_coo_sparse_mat)
|
|
call a%mv_to_coo(b,info)
|
|
! Need to fix trivial copies!
|
|
type is (psb_d_csc_sparse_mat)
|
|
if (a%is_dev()) call a%sync()
|
|
b%psb_d_base_sparse_mat = a%psb_d_base_sparse_mat
|
|
call move_alloc(a%icp, b%icp)
|
|
call move_alloc(a%ia, b%ia)
|
|
call move_alloc(a%val, b%val)
|
|
call a%free()
|
|
call b%set_host()
|
|
|
|
class default
|
|
call a%mv_to_coo(tmp,info)
|
|
if (info == psb_success_) call b%mv_from_coo(tmp,info)
|
|
end select
|
|
|
|
end subroutine psb_d_mv_csc_to_fmt
|
|
!!$
|
|
|
|
subroutine psb_d_cp_csc_to_fmt(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_cp_csc_to_fmt
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
class(psb_d_base_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
integer(psb_ipk_) :: nz, nr, i,j,irw, err_act, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
|
|
select type (b)
|
|
type is (psb_d_coo_sparse_mat)
|
|
call a%cp_to_coo(b,info)
|
|
|
|
type is (psb_d_csc_sparse_mat)
|
|
if (a%is_dev()) call a%sync()
|
|
b%psb_d_base_sparse_mat = a%psb_d_base_sparse_mat
|
|
nc = a%get_ncols()
|
|
nz = a%get_nzeros()
|
|
if (info == 0) call psb_safe_cpy( a%icp(1:nc+1), b%icp , info)
|
|
if (info == 0) call psb_safe_cpy( a%ia(1:nz), b%ia , info)
|
|
if (info == 0) call psb_safe_cpy( a%val(1:nz), b%val , info)
|
|
call b%set_host()
|
|
|
|
class default
|
|
call a%cp_to_coo(tmp,info)
|
|
if (info == psb_success_) call b%mv_from_coo(tmp,info)
|
|
end select
|
|
|
|
end subroutine psb_d_cp_csc_to_fmt
|
|
|
|
|
|
subroutine psb_d_mv_csc_from_fmt(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_mv_csc_from_fmt
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_base_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
integer(psb_ipk_) :: nza, nr, i,j,irw, err_act, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
|
|
select type (b)
|
|
type is (psb_d_coo_sparse_mat)
|
|
call a%mv_from_coo(b,info)
|
|
|
|
type is (psb_d_csc_sparse_mat)
|
|
if (b%is_dev()) call b%sync()
|
|
|
|
a%psb_d_base_sparse_mat = b%psb_d_base_sparse_mat
|
|
call move_alloc(b%icp, a%icp)
|
|
call move_alloc(b%ia, a%ia)
|
|
call move_alloc(b%val, a%val)
|
|
call b%free()
|
|
call a%set_host()
|
|
|
|
class default
|
|
call b%mv_to_coo(tmp,info)
|
|
if (info == psb_success_) call a%mv_from_coo(tmp,info)
|
|
end select
|
|
call a%set_host()
|
|
|
|
end subroutine psb_d_mv_csc_from_fmt
|
|
|
|
subroutine psb_d_csc_clean_zeros(a, info)
|
|
use psb_error_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_clean_zeros
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_) :: info
|
|
!
|
|
integer(psb_ipk_) :: i, j, k, nc
|
|
integer(psb_ipk_), allocatable :: ilcp(:)
|
|
|
|
info = 0
|
|
call a%sync()
|
|
nc = a%get_ncols()
|
|
ilcp = a%icp
|
|
a%icp(1) = 1
|
|
j = a%icp(1)
|
|
do i=1, nc
|
|
do k = ilcp(i), ilcp(i+1) -1
|
|
if (a%val(k) /= dzero) then
|
|
a%val(j) = a%val(k)
|
|
a%ia(j) = a%ia(k)
|
|
j = j + 1
|
|
end if
|
|
end do
|
|
a%icp(i+1) = j
|
|
end do
|
|
call a%trim()
|
|
call a%set_host()
|
|
end subroutine psb_d_csc_clean_zeros
|
|
|
|
subroutine psb_d_cp_csc_from_fmt(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_cp_csc_from_fmt
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_d_base_sparse_mat), intent(in) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_d_coo_sparse_mat) :: tmp
|
|
integer(psb_ipk_) :: nz, nr, i,j,irw, err_act, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
|
|
select type (b)
|
|
type is (psb_d_coo_sparse_mat)
|
|
call a%cp_from_coo(b,info)
|
|
|
|
type is (psb_d_csc_sparse_mat)
|
|
if (b%is_dev()) call b%sync()
|
|
a%psb_d_base_sparse_mat = b%psb_d_base_sparse_mat
|
|
nc = b%get_ncols()
|
|
nz = b%get_nzeros()
|
|
if (info == 0) call psb_safe_cpy( b%icp(1:nc+1), a%icp , info)
|
|
if (info == 0) call psb_safe_cpy( b%ia(1:nz), a%ia , info)
|
|
if (info == 0) call psb_safe_cpy( b%val(1:nz), a%val , info)
|
|
call a%set_host()
|
|
|
|
class default
|
|
call b%cp_to_coo(tmp,info)
|
|
if (info == psb_success_) call a%mv_from_coo(tmp,info)
|
|
end select
|
|
call a%set_host()
|
|
|
|
end subroutine psb_d_cp_csc_from_fmt
|
|
|
|
|
|
subroutine psb_d_csc_mold(a,b,info)
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_mold
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
class(psb_d_base_sparse_mat), intent(inout), allocatable :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: err_act
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='csc_mold'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_get_erraction(err_act)
|
|
|
|
info = 0
|
|
if (allocated(b)) then
|
|
call b%free()
|
|
deallocate(b,stat=info)
|
|
end if
|
|
if (info == 0) allocate(psb_d_csc_sparse_mat :: b, stat=info)
|
|
|
|
if (info /= 0) then
|
|
info = psb_err_alloc_dealloc_
|
|
call psb_errpush(info, name)
|
|
goto 9999
|
|
end if
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_mold
|
|
|
|
subroutine psb_d_csc_reallocate_nz(nz,a)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_reallocate_nz
|
|
implicit none
|
|
integer(psb_ipk_), intent(in) :: nz
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='d_csc_reallocate_nz'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
|
|
call psb_realloc(max(nz,ione),a%ia,info)
|
|
if (info == psb_success_) call psb_realloc(max(nz,ione),a%val,info)
|
|
if (info == psb_success_) call psb_realloc(a%get_ncols()+1, a%icp,info)
|
|
if (info /= psb_success_) then
|
|
call psb_errpush(psb_err_alloc_dealloc_,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_reallocate_nz
|
|
|
|
|
|
|
|
!!$subroutine psb_d_csc_csgetblk(imin,imax,a,b,info,&
|
|
!!$ & jmin,jmax,iren,append,rscale,cscale)
|
|
!!$ ! Output is always in COO format
|
|
!!$ use psb_error_mod
|
|
!!$ use psb_const_mod
|
|
!!$ use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_csgetblk
|
|
!!$ implicit none
|
|
!!$
|
|
!!$ class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
!!$ class(psb_d_coo_sparse_mat), intent(inout) :: b
|
|
!!$ integer(psb_ipk_), intent(in) :: imin,imax
|
|
!!$ integer(psb_ipk_),intent(out) :: info
|
|
!!$ logical, intent(in), optional :: append
|
|
!!$ integer(psb_ipk_), intent(in), optional :: iren(:)
|
|
!!$ integer(psb_ipk_), intent(in), optional :: jmin,jmax
|
|
!!$ logical, intent(in), optional :: rscale,cscale
|
|
!!$ integer(psb_ipk_) :: err_act, nzin, nzout
|
|
!!$ integer(psb_ipk_) :: ierr(5)
|
|
!!$ character(len=20) :: name='csget'
|
|
!!$ logical :: append_
|
|
!!$ logical, parameter :: debug=.false.
|
|
!!$
|
|
!!$ call psb_erractionsave(err_act)
|
|
!!$ info = psb_success_
|
|
!!$
|
|
!!$ if (present(append)) then
|
|
!!$ append_ = append
|
|
!!$ else
|
|
!!$ append_ = .false.
|
|
!!$ endif
|
|
!!$ if (append_) then
|
|
!!$ nzin = a%get_nzeros()
|
|
!!$ else
|
|
!!$ nzin = 0
|
|
!!$ endif
|
|
!!$
|
|
!!$ call a%csget(imin,imax,nzout,b%ia,b%ja,b%val,info,&
|
|
!!$ & jmin=jmin, jmax=jmax, iren=iren, append=append_, &
|
|
!!$ & nzin=nzin, rscale=rscale, cscale=cscale)
|
|
!!$
|
|
!!$ if (info /= psb_success_) goto 9999
|
|
!!$
|
|
!!$ call b%set_nzeros(nzin+nzout)
|
|
!!$ call b%fix(info)
|
|
!!$ if (info /= psb_success_) goto 9999
|
|
!!$
|
|
!!$ call psb_erractionrestore(err_act)
|
|
!!$ return
|
|
!!$
|
|
!!$9999 call psb_error_handler(err_act)
|
|
!!$
|
|
!!$ return
|
|
!!$
|
|
!!$end subroutine psb_d_csc_csgetblk
|
|
|
|
subroutine psb_d_csc_reinit(a,clear)
|
|
use psb_error_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_reinit
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
logical, intent(in), optional :: clear
|
|
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='reinit'
|
|
logical :: clear_
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
if (present(clear)) then
|
|
clear_ = clear
|
|
else
|
|
clear_ = .true.
|
|
end if
|
|
|
|
if (a%is_bld() .or. a%is_upd()) then
|
|
! do nothing
|
|
return
|
|
else if (a%is_asb()) then
|
|
if (clear_) a%val(:) = dzero
|
|
call a%set_upd()
|
|
call a%set_host()
|
|
else
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_reinit
|
|
|
|
subroutine psb_d_csc_trim(a)
|
|
use psb_realloc_mod
|
|
use psb_error_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_trim
|
|
implicit none
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_) :: err_act, info, nz, n
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='trim'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
n = a%get_ncols()
|
|
nz = a%get_nzeros()
|
|
if (info == psb_success_) call psb_realloc(n+1,a%icp,info)
|
|
if (info == psb_success_) call psb_realloc(nz,a%ia,info)
|
|
if (info == psb_success_) call psb_realloc(nz,a%val,info)
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_trim
|
|
|
|
subroutine psb_d_csc_allocate_mnnz(m,n,a,nz)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_allocate_mnnz
|
|
implicit none
|
|
integer(psb_ipk_), intent(in) :: m,n
|
|
class(psb_d_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_), intent(in), optional :: nz
|
|
integer(psb_ipk_) :: err_act, info, nz_
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='allocate_mnz'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
if (m < 0) then
|
|
info = psb_err_iarg_neg_
|
|
ierr(1) = ione; ierr(2) = izero;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
endif
|
|
if (n < 0) then
|
|
info = psb_err_iarg_neg_
|
|
ierr(1) = 2; ierr(2) = izero;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
endif
|
|
if (present(nz)) then
|
|
nz_ = max(nz,ione)
|
|
else
|
|
nz_ = max(7*m,7*n,ione)
|
|
end if
|
|
if (nz_ < 0) then
|
|
info = psb_err_iarg_neg_
|
|
ierr(1) = 3; ierr(2) = izero;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
endif
|
|
|
|
if (info == psb_success_) call psb_realloc(n+1,a%icp,info)
|
|
if (info == psb_success_) call psb_realloc(nz_,a%ia,info)
|
|
if (info == psb_success_) call psb_realloc(nz_,a%val,info)
|
|
if (info == psb_success_) then
|
|
a%icp=0
|
|
call a%set_nrows(m)
|
|
call a%set_ncols(n)
|
|
call a%set_bld()
|
|
call a%set_triangle(.false.)
|
|
call a%set_unit(.false.)
|
|
call a%set_dupl(psb_dupl_def_)
|
|
call a%set_host()
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_d_csc_allocate_mnnz
|
|
|
|
subroutine psb_d_csc_print(iout,a,iv,head,ivr,ivc)
|
|
use psb_string_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_d_csc_print
|
|
implicit none
|
|
|
|
integer(psb_ipk_), intent(in) :: iout
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_lpk_), intent(in), optional :: iv(:)
|
|
character(len=*), optional :: head
|
|
integer(psb_lpk_), intent(in), optional :: ivr(:), ivc(:)
|
|
|
|
integer(psb_ipk_) :: err_act
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='d_csc_print'
|
|
logical, parameter :: debug=.false.
|
|
|
|
character(len=*), parameter :: datatype='real'
|
|
character(len=80) :: frmt
|
|
integer(psb_ipk_) :: i,j, nmx, ni, nr, nc, nz
|
|
|
|
|
|
write(iout,'(a)') '%%MatrixMarket matrix coordinate real general'
|
|
if (present(head)) write(iout,'(a,a)') '% ',head
|
|
write(iout,'(a)') '%'
|
|
write(iout,'(a,a)') '% COO'
|
|
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nz = a%get_nzeros()
|
|
frmt = psb_d_get_print_frmt(nr,nc,nz,iv,ivr,ivc)
|
|
write(iout,*) nr, nc, nz
|
|
if(present(iv)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) iv(a%ia(j)),iv(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else
|
|
if (present(ivr).and..not.present(ivc)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) ivr(a%ia(j)),i,a%val(j)
|
|
end do
|
|
enddo
|
|
else if (present(ivr).and.present(ivc)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) ivr(a%ia(j)),ivc(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else if (.not.present(ivr).and.present(ivc)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) (a%ia(j)),ivc(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else if (.not.present(ivr).and..not.present(ivc)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) (a%ia(j)),(i),a%val(j)
|
|
end do
|
|
enddo
|
|
endif
|
|
endif
|
|
|
|
end subroutine psb_d_csc_print
|
|
|
|
subroutine psb_dcscspspmm(a,b,c,info)
|
|
use psb_d_mat_mod
|
|
use psb_serial_mod, psb_protect_name => psb_dcscspspmm
|
|
|
|
implicit none
|
|
|
|
class(psb_d_csc_sparse_mat), intent(in) :: a,b
|
|
type(psb_d_csc_sparse_mat), intent(out) :: c
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: nze, ma,na,mb,nb, nzc, nza, nzb,nzeb
|
|
character(len=20) :: name
|
|
integer(psb_ipk_) :: err_act
|
|
name='psb_cscspspmm'
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
if (a%is_dev()) call a%sync()
|
|
if (b%is_dev()) call b%sync()
|
|
ma = a%get_nrows()
|
|
na = a%get_ncols()
|
|
mb = b%get_nrows()
|
|
nb = b%get_ncols()
|
|
|
|
|
|
if ( mb /= na ) then
|
|
write(psb_err_unit,*) 'Mismatch in SPSPMM: ',ma,na,mb,nb
|
|
info = psb_err_invalid_matrix_sizes_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
nza = a%get_nzeros()
|
|
nzb = b%get_nzeros()
|
|
nzc = 2*(nza+nzb)
|
|
nze = ma*(((nza+ma-1)/ma)*((nzb+mb-1)/mb) )
|
|
nzeb = (((nza+na-1)/na)*((nzb+nb-1)/nb))*nb
|
|
! Estimate number of nonzeros on output.
|
|
! Turns out this is often a large overestimate.
|
|
call c%allocate(ma,nb,nzc)
|
|
|
|
|
|
call csc_spspmm(a,b,c,info)
|
|
|
|
call c%set_asb()
|
|
call c%set_host()
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine csc_spspmm(a,b,c,info)
|
|
implicit none
|
|
type(psb_d_csc_sparse_mat), intent(in) :: a,b
|
|
type(psb_d_csc_sparse_mat), intent(inout) :: c
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: ma,na,mb,nb
|
|
integer(psb_ipk_), allocatable :: icol(:), idxs(:), iaux(:)
|
|
real(psb_dpk_), allocatable :: col(:)
|
|
integer(psb_ipk_) :: i,j,k,irw,icl,icf, iret, &
|
|
& nzc,nnzre, isz, ipb, irwsz, nrc, nze
|
|
real(psb_dpk_) :: cfb
|
|
|
|
|
|
info = psb_success_
|
|
ma = a%get_nrows()
|
|
na = a%get_ncols()
|
|
mb = b%get_nrows()
|
|
nb = b%get_ncols()
|
|
|
|
nze = min(size(c%val),size(c%ia))
|
|
isz = max(ma,na,mb,nb)
|
|
call psb_realloc(isz,col,info)
|
|
if (info == 0) call psb_realloc(isz,idxs,info)
|
|
if (info == 0) call psb_realloc(isz,icol,info)
|
|
if (info /= 0) return
|
|
col = dzero
|
|
icol = 0
|
|
nzc = 1
|
|
do j = 1,nb
|
|
c%icp(j) = nzc
|
|
nrc = 0
|
|
do k = b%icp(j), b%icp(j+1)-1
|
|
icl = b%ia(k)
|
|
cfb = b%val(k)
|
|
irwsz = a%icp(icl+1)-a%icp(icl)
|
|
do i = a%icp(icl),a%icp(icl+1)-1
|
|
irw = a%ia(i)
|
|
if (icol(irw)<j) then
|
|
nrc = nrc + 1
|
|
idxs(nrc) = irw
|
|
icol(irw) = j
|
|
end if
|
|
col(irw) = col(irw) + cfb*a%val(i)
|
|
end do
|
|
end do
|
|
if (nrc > 0 ) then
|
|
if ((nzc+nrc)>nze) then
|
|
nze = max(nb*((nzc+j-1)/j),nzc+2*nrc)
|
|
call psb_realloc(nze,c%val,info)
|
|
if (info == 0) call psb_realloc(nze,c%ia,info)
|
|
if (info /= 0) return
|
|
end if
|
|
call psb_msort(idxs(1:nrc))
|
|
do i=1, nrc
|
|
irw = idxs(i)
|
|
c%ia(nzc) = irw
|
|
c%val(nzc) = col(irw)
|
|
col(irw) = dzero
|
|
nzc = nzc + 1
|
|
end do
|
|
end if
|
|
end do
|
|
|
|
c%icp(nb+1) = nzc
|
|
|
|
end subroutine csc_spspmm
|
|
|
|
end subroutine psb_dcscspspmm
|
|
|
|
|
|
|
|
subroutine psb_ld_csc_get_diag(a,d,info)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_get_diag
|
|
implicit none
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_lpk_) :: mnm, i, j, k
|
|
integer(psb_ipk_) :: err_act, ierr(5)
|
|
character(len=20) :: name='get_diag'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
mnm = min(a%get_nrows(),a%get_ncols())
|
|
if (size(d) < mnm) then
|
|
info=psb_err_input_asize_invalid_i_
|
|
ierr(1) = 2; ierr(2) = size(d);
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
|
|
if (a%is_unit()) then
|
|
d(1:mnm) = done
|
|
else
|
|
do i=1, mnm
|
|
d(i) = dzero
|
|
do k=a%icp(i),a%icp(i+1)-1
|
|
j=a%ia(k)
|
|
if ((j == i) .and.(j <= mnm )) then
|
|
d(i) = a%val(k)
|
|
endif
|
|
enddo
|
|
end do
|
|
endif
|
|
do i=mnm+1,size(d)
|
|
d(i) = dzero
|
|
end do
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_get_diag
|
|
|
|
|
|
subroutine psb_ld_csc_scal(d,a,info,side)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_scal
|
|
use psb_string_mod
|
|
implicit none
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: d(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
character, intent(in), optional :: side
|
|
|
|
integer(psb_lpk_) :: mnm, i, j, n
|
|
type(psb_ld_coo_sparse_mat) :: tmp
|
|
integer(psb_ipk_) :: err_act,ierr(5)
|
|
character(len=20) :: name='scal'
|
|
character :: side_
|
|
logical :: left
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
side_ = 'L'
|
|
if (present(side)) then
|
|
side_ = psb_toupper(side)
|
|
end if
|
|
|
|
if (a%is_unit()) then
|
|
call a%make_nonunit()
|
|
end if
|
|
|
|
left = (side_ == 'L')
|
|
|
|
if (left) then
|
|
n = a%get_ncols()
|
|
if (size(d) < n) then
|
|
info=psb_err_input_asize_invalid_i_
|
|
ierr(1) = 2; ierr(2) = size(d);
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
do i=1, a%get_nzeros()
|
|
a%val(i) = a%val(i) * d(a%ia(i))
|
|
enddo
|
|
else
|
|
n = a%get_nrows()
|
|
if (size(d) < n) then
|
|
info=psb_err_input_asize_invalid_i_
|
|
ierr(1) = 2; ierr(2) = size(d);
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
do j=1, n
|
|
do i = a%icp(j), a%icp(j+1) -1
|
|
a%val(i) = a%val(i) * d(j)
|
|
end do
|
|
enddo
|
|
end if
|
|
call a%set_host()
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_scal
|
|
|
|
|
|
subroutine psb_ld_csc_scals(d,a,info)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_scals
|
|
implicit none
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: d
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_lpk_) :: mnm, i, j, m
|
|
integer(psb_ipk_) :: err_act,ierr(5)
|
|
character(len=20) :: name='scal'
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = psb_success_
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
if (a%is_unit()) then
|
|
call a%make_nonunit()
|
|
end if
|
|
|
|
do i=1,a%get_nzeros()
|
|
a%val(i) = a%val(i) * d
|
|
enddo
|
|
call a%set_host()
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_scals
|
|
|
|
|
|
function psb_ld_csc_maxval(a) result(res)
|
|
use psb_error_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_maxval
|
|
implicit none
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_) :: res
|
|
|
|
integer(psb_lpk_) :: nnz
|
|
character(len=20) :: name='ld_csc_maxval'
|
|
logical, parameter :: debug=.false.
|
|
|
|
|
|
if (a%is_unit()) then
|
|
res = done
|
|
else
|
|
res = dzero
|
|
end if
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
nnz = a%get_nzeros()
|
|
if (allocated(a%val)) then
|
|
nnz = min(nnz,size(a%val))
|
|
res = maxval(abs(a%val(1:nnz)))
|
|
end if
|
|
end function psb_ld_csc_maxval
|
|
|
|
function psb_ld_csc_csnm1(a) result(res)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_csnm1
|
|
|
|
implicit none
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_) :: res
|
|
|
|
integer(psb_lpk_) :: i,j,k,m,n, nnz, ir, jc, nc, info
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra, is_unit
|
|
integer(psb_ipk_) :: err_act
|
|
character(len=20) :: name='ld_csc_csnm1'
|
|
logical, parameter :: debug=.false.
|
|
|
|
|
|
res = dzero
|
|
if (a%is_dev()) call a%sync()
|
|
m = a%get_nrows()
|
|
n = a%get_ncols()
|
|
is_unit = a%is_unit()
|
|
do j=1, n
|
|
if (is_unit) then
|
|
acc = done
|
|
else
|
|
acc = dzero
|
|
end if
|
|
do k=a%icp(j),a%icp(j+1)-1
|
|
acc = acc + abs(a%val(k))
|
|
end do
|
|
res = max(res,acc)
|
|
end do
|
|
|
|
return
|
|
|
|
end function psb_ld_csc_csnm1
|
|
|
|
subroutine psb_ld_csc_colsum(d,a)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_colsum
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
|
|
integer(psb_lpk_) :: i,j,k,nnz, ir, jc, nc
|
|
integer(psb_epk_) :: m,n
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra, is_unit
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_epk_) :: err(5)
|
|
character(len=20) :: name='colsum'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
m = a%get_ncols()
|
|
if (size(d) < m) then
|
|
info=psb_err_input_asize_small_i_
|
|
err(1) = 1; err(2) = size(d); err(3) = m
|
|
call psb_errpush(info,name,e_err=err)
|
|
goto 9999
|
|
end if
|
|
is_unit = a%is_unit()
|
|
do i = 1, a%get_ncols()
|
|
if (is_unit) then
|
|
d(i) = done
|
|
else
|
|
d(i) = dzero
|
|
end if
|
|
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
d(i) = d(i) + (a%val(j))
|
|
end do
|
|
end do
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_colsum
|
|
|
|
subroutine psb_ld_csc_aclsum(d,a)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_aclsum
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
|
|
integer(psb_lpk_) :: i,j,k,nnz, ir, jc, nc
|
|
integer(psb_lpk_) :: m,n
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra, is_unit
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_epk_) :: err(5)
|
|
character(len=20) :: name='colsum'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
m = a%get_ncols()
|
|
if (size(d) < m) then
|
|
info=psb_err_input_asize_small_i_
|
|
err(1) = 1; err(2) = size(d); err(3) = m
|
|
call psb_errpush(info,name,e_err=err)
|
|
goto 9999
|
|
end if
|
|
|
|
is_unit = a%is_unit()
|
|
do i = 1, a%get_ncols()
|
|
if (is_unit) then
|
|
d(i) = done
|
|
else
|
|
d(i) = dzero
|
|
end if
|
|
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
d(i) = d(i) + abs(a%val(j))
|
|
end do
|
|
end do
|
|
|
|
if (a%is_unit()) then
|
|
do i=1, a%get_ncols()
|
|
d(i) = d(i) + done
|
|
end do
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_aclsum
|
|
|
|
subroutine psb_ld_csc_rowsum(d,a)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_rowsum
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
|
|
integer(psb_lpk_) :: i,j,k,nnz, ir, jc, nc
|
|
integer(psb_epk_) :: m,n
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_epk_) :: err(5)
|
|
character(len=20) :: name='rowsum'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
m = a%get_ncols()
|
|
n = a%get_nrows()
|
|
if (size(d) < n) then
|
|
info=psb_err_input_asize_small_i_
|
|
err(1) = 1; err(2) = size(d); err(3) = n
|
|
call psb_errpush(info,name,e_err=err)
|
|
goto 9999
|
|
end if
|
|
|
|
if (a%is_unit()) then
|
|
d = done
|
|
else
|
|
d = dzero
|
|
end if
|
|
|
|
do i=1, m
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
k = a%ia(j)
|
|
d(k) = d(k) + (a%val(k))
|
|
end do
|
|
end do
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_rowsum
|
|
|
|
subroutine psb_ld_csc_arwsum(d,a)
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_arwsum
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
real(psb_dpk_), intent(out) :: d(:)
|
|
|
|
integer(psb_lpk_) :: i,j,k,nnz, ir, jc, nc
|
|
integer(psb_epk_) :: m,n
|
|
real(psb_dpk_) :: acc
|
|
real(psb_dpk_), allocatable :: vt(:)
|
|
logical :: tra
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_epk_) :: err(5)
|
|
character(len=20) :: name='arwsum'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
m = a%get_ncols()
|
|
n = a%get_nrows()
|
|
if (size(d) < n) then
|
|
info=psb_err_input_asize_small_i_
|
|
err(1) = 1; err(2) = size(d); err(3) = n
|
|
call psb_errpush(info,name,e_err=err)
|
|
goto 9999
|
|
end if
|
|
|
|
if (a%is_unit()) then
|
|
d = done
|
|
else
|
|
d = dzero
|
|
end if
|
|
|
|
do i=1, m
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
k = a%ia(j)
|
|
d(k) = d(k) + abs(a%val(k))
|
|
end do
|
|
end do
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_arwsum
|
|
|
|
|
|
! == ===================================
|
|
!
|
|
!
|
|
!
|
|
! Data management
|
|
!
|
|
!
|
|
!
|
|
!
|
|
!
|
|
! == ===================================
|
|
|
|
subroutine psb_ld_csc_csgetptn(imin,imax,a,nz,ia,ja,info,&
|
|
& jmin,jmax,iren,append,nzin,rscale,cscale)
|
|
! Output is always in COO format
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_csgetptn
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_lpk_), intent(in) :: imin,imax
|
|
integer(psb_lpk_), intent(out) :: nz
|
|
integer(psb_lpk_), allocatable, intent(inout) :: ia(:), ja(:)
|
|
integer(psb_ipk_),intent(out) :: info
|
|
logical, intent(in), optional :: append
|
|
integer(psb_lpk_), intent(in), optional :: iren(:)
|
|
integer(psb_lpk_), intent(in), optional :: jmin,jmax, nzin
|
|
logical, intent(in), optional :: rscale,cscale
|
|
|
|
logical :: append_, rscale_, cscale_
|
|
integer(psb_lpk_) :: nzin_, jmin_, jmax_, i
|
|
integer(psb_ipk_) :: err_act, ierr(5)
|
|
character(len=20) :: name='csget'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
info = psb_success_
|
|
nz = 0
|
|
|
|
if (present(jmin)) then
|
|
jmin_ = jmin
|
|
else
|
|
jmin_ = 1
|
|
endif
|
|
if (present(jmax)) then
|
|
jmax_ = jmax
|
|
else
|
|
jmax_ = a%get_ncols()
|
|
endif
|
|
|
|
if ((imax<imin).or.(jmax_<jmin_)) return
|
|
|
|
if (present(append)) then
|
|
append_=append
|
|
else
|
|
append_=.false.
|
|
endif
|
|
if ((append_).and.(present(nzin))) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
if (present(rscale)) then
|
|
rscale_ = rscale
|
|
else
|
|
rscale_ = .false.
|
|
endif
|
|
if (present(cscale)) then
|
|
cscale_ = cscale
|
|
else
|
|
cscale_ = .false.
|
|
endif
|
|
if ((rscale_.or.cscale_).and.(present(iren))) then
|
|
info = psb_err_many_optional_arg_
|
|
call psb_errpush(info,name,a_err='iren (rscale.or.cscale)')
|
|
goto 9999
|
|
end if
|
|
|
|
call lcsc_getptn(imin,imax,jmin_,jmax_,a,nz,ia,ja,nzin_,append_,info,iren)
|
|
|
|
if (rscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ia(i) = ia(i) - imin + 1
|
|
end do
|
|
end if
|
|
if (cscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ja(i) = ja(i) - jmin_ + 1
|
|
end do
|
|
end if
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine lcsc_getptn(imin,imax,jmin,jmax,a,nz,ia,ja,nzin,append,info,&
|
|
& iren)
|
|
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_sort_mod
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_lpk_) :: imin,imax,jmin,jmax
|
|
integer(psb_lpk_), intent(inout) :: nz
|
|
integer(psb_lpk_), allocatable, intent(inout) :: ia(:), ja(:)
|
|
integer(psb_lpk_), intent(in) :: nzin
|
|
logical, intent(in) :: append
|
|
integer(psb_ipk_) :: info
|
|
integer(psb_lpk_), optional :: iren(:)
|
|
integer(psb_lpk_) :: nzin_, nza, idx,i,j,k, nzt, irw, lrw, icl, lcl,m,isz, nrd, ncd
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name='coo_getrow'
|
|
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
nza = a%get_nzeros()
|
|
irw = imin
|
|
lrw = min(imax,a%get_nrows())
|
|
icl = jmin
|
|
lcl = min(jmax,a%get_ncols())
|
|
if (irw<0) then
|
|
info = psb_err_pivot_too_small_
|
|
return
|
|
end if
|
|
|
|
if (append) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
|
|
nrd = max(1,a%get_nrows())
|
|
ncd = max(1,a%get_ncols())
|
|
nzt = min((a%icp(lcl+1)-a%icp(icl)),&
|
|
& ((nza+ncd-1)/ncd)*(lcl+1-icl),&
|
|
& ((nza+nrd-1)/nrd)*(lrw+1-irw))
|
|
nz = 0
|
|
|
|
call psb_ensure_size(nzin_+nzt,ia,info)
|
|
if (info == psb_success_) call psb_ensure_size(nzin_+nzt,ja,info)
|
|
|
|
if (info /= psb_success_) return
|
|
isz = min(size(ia),size(ja))
|
|
if (present(iren)) then
|
|
do i=icl, lcl
|
|
do j=a%icp(i), a%icp(i+1) - 1
|
|
if ((imin <= a%ia(j)).and.(a%ia(j)<=imax)) then
|
|
nzin_ = nzin_ + 1
|
|
if (nzin_>isz) then
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ia,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ja,info)
|
|
isz = min(size(ia),size(ja))
|
|
end if
|
|
nz = nz + 1
|
|
ia(nzin_) = iren(a%ia(j))
|
|
ja(nzin_) = iren(i)
|
|
end if
|
|
enddo
|
|
end do
|
|
else
|
|
do i=icl, lcl
|
|
do j=a%icp(i), a%icp(i+1) - 1
|
|
if ((imin <= a%ia(j)).and.(a%ia(j)<=imax)) then
|
|
nzin_ = nzin_ + 1
|
|
if (nzin_>isz) then
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ia,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ja,info)
|
|
isz = min(size(ia),size(ja))
|
|
end if
|
|
nz = nz + 1
|
|
ia(nzin_) = (a%ia(j))
|
|
ja(nzin_) = (i)
|
|
end if
|
|
enddo
|
|
end do
|
|
end if
|
|
|
|
end subroutine lcsc_getptn
|
|
|
|
end subroutine psb_ld_csc_csgetptn
|
|
|
|
|
|
|
|
|
|
subroutine psb_ld_csc_csgetrow(imin,imax,a,nz,ia,ja,val,info,&
|
|
& jmin,jmax,iren,append,nzin,rscale,cscale)
|
|
! Output is always in COO format
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_csgetrow
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_lpk_), intent(in) :: imin,imax
|
|
integer(psb_lpk_), intent(out) :: nz
|
|
integer(psb_lpk_), allocatable, intent(inout) :: ia(:), ja(:)
|
|
real(psb_dpk_), allocatable, intent(inout) :: val(:)
|
|
integer(psb_ipk_),intent(out) :: info
|
|
logical, intent(in), optional :: append
|
|
integer(psb_lpk_), intent(in), optional :: iren(:)
|
|
integer(psb_lpk_), intent(in), optional :: jmin,jmax, nzin
|
|
logical, intent(in), optional :: rscale,cscale
|
|
|
|
logical :: append_, rscale_, cscale_
|
|
integer(psb_lpk_) :: nzin_, jmin_, jmax_, i
|
|
integer(psb_ipk_) :: err_act, ierr(5)
|
|
character(len=20) :: name='csget'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
info = psb_success_
|
|
nz = 0
|
|
|
|
if (present(jmin)) then
|
|
jmin_ = jmin
|
|
else
|
|
jmin_ = 1
|
|
endif
|
|
if (present(jmax)) then
|
|
jmax_ = jmax
|
|
else
|
|
jmax_ = a%get_ncols()
|
|
endif
|
|
|
|
|
|
if ((imax<imin).or.(jmax_<jmin_)) return
|
|
|
|
if (present(append)) then
|
|
append_=append
|
|
else
|
|
append_=.false.
|
|
endif
|
|
if ((append_).and.(present(nzin))) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
if (present(rscale)) then
|
|
rscale_ = rscale
|
|
else
|
|
rscale_ = .false.
|
|
endif
|
|
if (present(cscale)) then
|
|
cscale_ = cscale
|
|
else
|
|
cscale_ = .false.
|
|
endif
|
|
if ((rscale_.or.cscale_).and.(present(iren))) then
|
|
info = psb_err_many_optional_arg_
|
|
call psb_errpush(info,name,a_err='iren (rscale.or.cscale)')
|
|
goto 9999
|
|
end if
|
|
|
|
call lcsc_getrow(imin,imax,jmin_,jmax_,a,nz,ia,ja,val,nzin_,append_,info,&
|
|
& iren)
|
|
|
|
if (rscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ia(i) = ia(i) - imin + 1
|
|
end do
|
|
end if
|
|
if (cscale_) then
|
|
do i=nzin_+1, nzin_+nz
|
|
ja(i) = ja(i) - jmin_ + 1
|
|
end do
|
|
end if
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine lcsc_getrow(imin,imax,jmin,jmax,a,nz,ia,ja,val,nzin,append,info,&
|
|
& iren)
|
|
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_sort_mod
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_lpk_) :: imin,imax,jmin,jmax
|
|
integer(psb_lpk_), intent(inout) :: nz
|
|
integer(psb_lpk_), allocatable, intent(inout) :: ia(:), ja(:)
|
|
real(psb_dpk_), allocatable, intent(inout) :: val(:)
|
|
integer(psb_lpk_), intent(in) :: nzin
|
|
logical, intent(in) :: append
|
|
integer(psb_ipk_) :: info
|
|
integer(psb_lpk_), optional :: iren(:)
|
|
integer(psb_lpk_) :: nzin_, nza, idx,i,j,k, nzt, irw, lrw, icl, lcl,isz,m, nrd, ncd
|
|
integer(psb_ipk_) :: debug_level, debug_unit
|
|
character(len=20) :: name='coo_getrow'
|
|
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
m = a%get_nrows()
|
|
nza = a%get_nzeros()
|
|
irw = imin
|
|
lrw = min(imax,a%get_nrows())
|
|
icl = jmin
|
|
lcl = min(jmax,a%get_ncols())
|
|
if (irw<0) then
|
|
info = psb_err_pivot_too_small_
|
|
return
|
|
end if
|
|
|
|
if (append) then
|
|
nzin_ = nzin
|
|
else
|
|
nzin_ = 0
|
|
endif
|
|
|
|
nrd = max(1,a%get_nrows())
|
|
ncd = max(1,a%get_ncols())
|
|
nzt = min((a%icp(lcl+1)-a%icp(icl)),&
|
|
& ((nza+ncd-1)/ncd)*(lcl+1-icl),&
|
|
& ((nza+nrd-1)/nrd)*(lrw+1-irw))
|
|
nz = 0
|
|
|
|
call psb_ensure_size(nzin_+nzt,ia,info)
|
|
if (info == psb_success_) call psb_ensure_size(nzin_+nzt,ja,info)
|
|
if (info == psb_success_) call psb_ensure_size(nzin_+nzt,val,info)
|
|
|
|
if (info /= psb_success_) return
|
|
isz = min(size(ia),size(ja),size(val))
|
|
if (present(iren)) then
|
|
do i=icl, lcl
|
|
do j=a%icp(i), a%icp(i+1) - 1
|
|
if ((imin <= a%ia(j)).and.(a%ia(j)<=imax)) then
|
|
nzin_ = nzin_ + 1
|
|
if (nzin_>isz) then
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ia,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ja,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,val,info)
|
|
isz = min(size(ia),size(ja),size(val))
|
|
end if
|
|
nz = nz + 1
|
|
val(nzin_) = a%val(j)
|
|
ia(nzin_) = iren(a%ia(j))
|
|
ja(nzin_) = iren(i)
|
|
end if
|
|
enddo
|
|
end do
|
|
else
|
|
do i=icl, lcl
|
|
do j=a%icp(i), a%icp(i+1) - 1
|
|
if ((imin <= a%ia(j)).and.(a%ia(j)<=imax)) then
|
|
nzin_ = nzin_ + 1
|
|
if (nzin_>isz) then
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ia,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,ja,info)
|
|
call psb_ensure_size(int(1.25*nzin_)+ione,val,info)
|
|
isz = min(size(ia),size(ja),size(val))
|
|
end if
|
|
nz = nz + 1
|
|
val(nzin_) = a%val(j)
|
|
ia(nzin_) = (a%ia(j))
|
|
ja(nzin_) = (i)
|
|
end if
|
|
enddo
|
|
end do
|
|
end if
|
|
end subroutine lcsc_getrow
|
|
|
|
end subroutine psb_ld_csc_csgetrow
|
|
|
|
|
|
|
|
subroutine psb_ld_csc_csput_a(nz,ia,ja,val,a,imin,imax,jmin,jmax,info)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_csput_a
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
real(psb_dpk_), intent(in) :: val(:)
|
|
integer(psb_lpk_), intent(in) :: nz, ia(:), ja(:), imin,imax,jmin,jmax
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
|
|
integer(psb_ipk_) :: err_act, debug_level, debug_unit, ierr(5)
|
|
character(len=20) :: name='ld_csc_csput_a'
|
|
logical, parameter :: debug=.false.
|
|
integer(psb_lpk_) :: nza, i,j,k, nzl, isza
|
|
|
|
call psb_erractionsave(err_act)
|
|
if (a%is_dev()) call a%sync()
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
info = psb_success_
|
|
|
|
if (nz <= 0) then
|
|
info = psb_err_iarg_neg_
|
|
ierr(1)=1
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
if (size(ia) < nz) then
|
|
info = psb_err_input_asize_invalid_i_
|
|
ierr(1)=2
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
if (size(ja) < nz) then
|
|
info = psb_err_input_asize_invalid_i_
|
|
ierr(1)=3
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
if (size(val) < nz) then
|
|
info = psb_err_input_asize_invalid_i_
|
|
ierr(1)=4
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
end if
|
|
|
|
if (nz == 0) return
|
|
|
|
nza = a%get_nzeros()
|
|
|
|
if (a%is_bld()) then
|
|
! Build phase should only ever be in COO
|
|
info = psb_err_invalid_mat_state_
|
|
|
|
else if (a%is_upd()) then
|
|
call psb_ld_csc_srch_upd(nz,ia,ja,val,a,&
|
|
& imin,imax,jmin,jmax,info)
|
|
|
|
if (info < 0) then
|
|
info = psb_err_internal_error_
|
|
else if (info > 0) then
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Discarded entries not belonging to us.'
|
|
info = psb_success_
|
|
end if
|
|
call a%set_host()
|
|
|
|
else
|
|
! State is wrong.
|
|
info = psb_err_invalid_mat_state_
|
|
end if
|
|
if (info /= psb_success_) then
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
|
|
contains
|
|
|
|
subroutine psb_ld_csc_srch_upd(nz,ia,ja,val,a,&
|
|
& imin,imax,jmin,jmax,info)
|
|
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_string_mod
|
|
use psb_sort_mod
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_lpk_), intent(in) :: nz, imin,imax,jmin,jmax
|
|
integer(psb_lpk_), intent(in) :: ia(:),ja(:)
|
|
real(psb_dpk_), intent(in) :: val(:)
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_lpk_) :: i,ir,ic, ilr, ilc, ip, &
|
|
& i1,i2,nr,nc,nnz,dupl,nar, nac
|
|
integer(psb_ipk_) :: debug_level, debug_unit, inr
|
|
character(len=20) :: name='ld_csc_srch_upd'
|
|
|
|
info = psb_success_
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
dupl = a%get_dupl()
|
|
|
|
if (.not.a%is_sorted()) then
|
|
info = -4
|
|
return
|
|
end if
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
nnz = a%get_nzeros()
|
|
nar = a%get_nrows()
|
|
nac = a%get_ncols()
|
|
|
|
select case(dupl)
|
|
case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
|
|
if ((ic > 0).and.(ic <= nac)) then
|
|
i1 = a%icp(ic)
|
|
i2 = a%icp(ic+1)
|
|
nr = i2-i1
|
|
inr = nr
|
|
ip = psb_bsrch(ir,inr,a%ia(i1:i2-1))
|
|
if (ip>0) then
|
|
a%val(i1+ip-1) = val(i)
|
|
else
|
|
info = max(info,3)
|
|
end if
|
|
else
|
|
info = max(info,2)
|
|
end if
|
|
|
|
end do
|
|
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ic > 0).and.(ic <= nac)) then
|
|
i1 = a%icp(ic)
|
|
i2 = a%icp(ic+1)
|
|
nr = i2-i1
|
|
inr = nr
|
|
ip = psb_bsrch(ir,inr,a%ia(i1:i2-1))
|
|
if (ip>0) then
|
|
a%val(i1+ip-1) = a%val(i1+ip-1) + val(i)
|
|
else
|
|
info = max(info,3)
|
|
end if
|
|
else
|
|
info = max(info,2)
|
|
end if
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug_level >= psb_debug_serial_) &
|
|
& write(debug_unit,*) trim(name),&
|
|
& ': Duplicate handling: ',dupl
|
|
end select
|
|
|
|
end subroutine psb_ld_csc_srch_upd
|
|
|
|
end subroutine psb_ld_csc_csput_a
|
|
|
|
|
|
subroutine psb_ld_cp_csc_from_coo(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_cp_csc_from_coo
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_ld_coo_sparse_mat), intent(in) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
type(psb_ld_coo_sparse_mat) :: tmp
|
|
integer(psb_lpk_), allocatable :: itemp(:)
|
|
!locals
|
|
integer(psb_lpk_) :: nza, nr, i,j,irw, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: err_act, debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
! We need to make a copy because mv_from will have to
|
|
! sort in column-major order.
|
|
call tmp%cp_from_coo(b,info)
|
|
if (info == psb_success_) call a%mv_from_coo(tmp,info)
|
|
|
|
end subroutine psb_ld_cp_csc_from_coo
|
|
|
|
|
|
|
|
subroutine psb_ld_cp_csc_to_coo(a,b,info)
|
|
use psb_const_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_cp_csc_to_coo
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
class(psb_ld_coo_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_lpk_), allocatable :: itemp(:)
|
|
!locals
|
|
integer(psb_lpk_) :: nza, nr, nc,i,j,irw
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit, err_act
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nza = a%get_nzeros()
|
|
|
|
call b%allocate(nr,nc,nza)
|
|
b%psb_ld_base_sparse_mat = a%psb_ld_base_sparse_mat
|
|
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
b%ia(j) = a%ia(j)
|
|
b%ja(j) = i
|
|
b%val(j) = a%val(j)
|
|
end do
|
|
end do
|
|
|
|
call b%set_nzeros(a%get_nzeros())
|
|
call b%fix(info)
|
|
|
|
|
|
end subroutine psb_ld_cp_csc_to_coo
|
|
|
|
|
|
subroutine psb_ld_mv_csc_to_coo(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_mv_csc_to_coo
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_ld_coo_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_lpk_), allocatable :: itemp(:)
|
|
!locals
|
|
integer(psb_lpk_) :: nza, nr, nc,i,j,irw
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: debug_level, debug_unit, err_act
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nza = a%get_nzeros()
|
|
|
|
b%psb_ld_base_sparse_mat = a%psb_ld_base_sparse_mat
|
|
call b%set_nzeros(a%get_nzeros())
|
|
call move_alloc(a%ia,b%ia)
|
|
call move_alloc(a%val,b%val)
|
|
call psb_realloc(nza,b%ja,info)
|
|
if (info /= psb_success_) return
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
b%ja(j) = i
|
|
end do
|
|
end do
|
|
call a%free()
|
|
call b%fix(info)
|
|
|
|
end subroutine psb_ld_mv_csc_to_coo
|
|
|
|
|
|
subroutine psb_ld_mv_csc_from_coo(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_error_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_mv_csc_from_coo
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_ld_coo_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
integer(psb_lpk_), allocatable :: itemp(:)
|
|
!locals
|
|
integer(psb_lpk_) :: nza, nr, i,j,k,ip,irw, nc, nrl
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: err_act, debug_level, debug_unit
|
|
character(len=20) :: name='ld_mv_csc_from_coo'
|
|
|
|
info = psb_success_
|
|
debug_unit = psb_get_debug_unit()
|
|
debug_level = psb_get_debug_level()
|
|
|
|
|
|
call b%fix(info, idir=psb_col_major_)
|
|
if (info /= psb_success_) return
|
|
|
|
nr = b%get_nrows()
|
|
nc = b%get_ncols()
|
|
nza = b%get_nzeros()
|
|
|
|
a%psb_ld_base_sparse_mat = b%psb_ld_base_sparse_mat
|
|
|
|
! Dirty trick: call move_alloc to have the new data allocated just once.
|
|
call move_alloc(b%ja,itemp)
|
|
call move_alloc(b%ia,a%ia)
|
|
call move_alloc(b%val,a%val)
|
|
call psb_realloc(nc+1,a%icp,info)
|
|
call b%free()
|
|
|
|
a%icp(:) = 0
|
|
do k=1,nza
|
|
i = itemp(k)
|
|
a%icp(i) = a%icp(i) + 1
|
|
end do
|
|
ip = 1
|
|
do i=1,nc
|
|
nrl = a%icp(i)
|
|
a%icp(i) = ip
|
|
ip = ip + nrl
|
|
end do
|
|
a%icp(nc+1) = ip
|
|
call a%set_host()
|
|
|
|
|
|
end subroutine psb_ld_mv_csc_from_coo
|
|
|
|
|
|
subroutine psb_ld_mv_csc_to_fmt(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_mv_csc_to_fmt
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_ld_base_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_ld_coo_sparse_mat) :: tmp
|
|
integer(psb_lpk_) :: nza, nr, i,j,irw, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: err_act, debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
|
|
select type (b)
|
|
type is (psb_ld_coo_sparse_mat)
|
|
call a%mv_to_coo(b,info)
|
|
! Need to fix trivial copies!
|
|
type is (psb_ld_csc_sparse_mat)
|
|
if (a%is_dev()) call a%sync()
|
|
b%psb_ld_base_sparse_mat = a%psb_ld_base_sparse_mat
|
|
call move_alloc(a%icp, b%icp)
|
|
call move_alloc(a%ia, b%ia)
|
|
call move_alloc(a%val, b%val)
|
|
call a%free()
|
|
call b%set_host()
|
|
|
|
class default
|
|
call a%mv_to_coo(tmp,info)
|
|
if (info == psb_success_) call b%mv_from_coo(tmp,info)
|
|
end select
|
|
|
|
end subroutine psb_ld_mv_csc_to_fmt
|
|
!!$
|
|
|
|
subroutine psb_ld_cp_csc_to_fmt(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_cp_csc_to_fmt
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
class(psb_ld_base_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_ld_coo_sparse_mat) :: tmp
|
|
integer(psb_lpk_) :: nz, nr, i,j,irw, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: err_act, debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
|
|
select type (b)
|
|
type is (psb_ld_coo_sparse_mat)
|
|
call a%cp_to_coo(b,info)
|
|
|
|
type is (psb_ld_csc_sparse_mat)
|
|
if (a%is_dev()) call a%sync()
|
|
b%psb_ld_base_sparse_mat = a%psb_ld_base_sparse_mat
|
|
nc = a%get_ncols()
|
|
nz = a%get_nzeros()
|
|
if (info == 0) call psb_safe_cpy( a%icp(1:nc+1), b%icp , info)
|
|
if (info == 0) call psb_safe_cpy( a%ia(1:nz), b%ia , info)
|
|
if (info == 0) call psb_safe_cpy( a%val(1:nz), b%val , info)
|
|
call b%set_host()
|
|
|
|
class default
|
|
call a%cp_to_coo(tmp,info)
|
|
if (info == psb_success_) call b%mv_from_coo(tmp,info)
|
|
end select
|
|
|
|
end subroutine psb_ld_cp_csc_to_fmt
|
|
|
|
|
|
subroutine psb_ld_mv_csc_from_fmt(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_mv_csc_from_fmt
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_ld_base_sparse_mat), intent(inout) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_ld_coo_sparse_mat) :: tmp
|
|
integer(psb_lpk_) :: nza, nr, i,j,irw, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: err_act, debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
|
|
select type (b)
|
|
type is (psb_ld_coo_sparse_mat)
|
|
call a%mv_from_coo(b,info)
|
|
|
|
type is (psb_ld_csc_sparse_mat)
|
|
if (b%is_dev()) call b%sync()
|
|
|
|
a%psb_ld_base_sparse_mat = b%psb_ld_base_sparse_mat
|
|
call move_alloc(b%icp, a%icp)
|
|
call move_alloc(b%ia, a%ia)
|
|
call move_alloc(b%val, a%val)
|
|
call b%free()
|
|
call a%set_host()
|
|
|
|
class default
|
|
call b%mv_to_coo(tmp,info)
|
|
if (info == psb_success_) call a%mv_from_coo(tmp,info)
|
|
end select
|
|
call a%set_host()
|
|
|
|
end subroutine psb_ld_mv_csc_from_fmt
|
|
|
|
|
|
|
|
subroutine psb_ld_cp_csc_from_fmt(a,b,info)
|
|
use psb_const_mod
|
|
use psb_realloc_mod
|
|
use psb_d_base_mat_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_cp_csc_from_fmt
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
class(psb_ld_base_sparse_mat), intent(in) :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
|
|
!locals
|
|
type(psb_ld_coo_sparse_mat) :: tmp
|
|
integer(psb_lpk_) :: nz, nr, i,j,irw, nc
|
|
integer(psb_ipk_), Parameter :: maxtry=8
|
|
integer(psb_ipk_) :: err_act, debug_level, debug_unit
|
|
character(len=20) :: name
|
|
|
|
info = psb_success_
|
|
|
|
select type (b)
|
|
type is (psb_ld_coo_sparse_mat)
|
|
call a%cp_from_coo(b,info)
|
|
|
|
type is (psb_ld_csc_sparse_mat)
|
|
if (b%is_dev()) call b%sync()
|
|
a%psb_ld_base_sparse_mat = b%psb_ld_base_sparse_mat
|
|
nc = b%get_ncols()
|
|
nz = b%get_nzeros()
|
|
if (info == 0) call psb_safe_cpy( b%icp(1:nc+1), a%icp , info)
|
|
if (info == 0) call psb_safe_cpy( b%ia(1:nz), a%ia , info)
|
|
if (info == 0) call psb_safe_cpy( b%val(1:nz), a%val , info)
|
|
call a%set_host()
|
|
|
|
class default
|
|
call b%cp_to_coo(tmp,info)
|
|
if (info == psb_success_) call a%mv_from_coo(tmp,info)
|
|
end select
|
|
call a%set_host()
|
|
|
|
end subroutine psb_ld_cp_csc_from_fmt
|
|
|
|
subroutine psb_ld_csc_clean_zeros(a, info)
|
|
use psb_error_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_clean_zeros
|
|
implicit none
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_) :: info
|
|
!
|
|
integer(psb_lpk_) :: i, j, k, nc
|
|
integer(psb_lpk_), allocatable :: ilcp(:)
|
|
|
|
info = 0
|
|
call a%sync()
|
|
nc = a%get_ncols()
|
|
ilcp = a%icp
|
|
a%icp(1) = 1
|
|
j = a%icp(1)
|
|
do i=1, nc
|
|
do k = ilcp(i), ilcp(i+1) -1
|
|
if (a%val(k) /= dzero) then
|
|
a%val(j) = a%val(k)
|
|
a%ia(j) = a%ia(k)
|
|
j = j + 1
|
|
end if
|
|
end do
|
|
a%icp(i+1) = j
|
|
end do
|
|
call a%trim()
|
|
call a%set_host()
|
|
end subroutine psb_ld_csc_clean_zeros
|
|
|
|
|
|
subroutine psb_ld_csc_mold(a,b,info)
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_mold
|
|
use psb_error_mod
|
|
implicit none
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
class(psb_ld_base_sparse_mat), intent(inout), allocatable :: b
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_ipk_) :: err_act, ierr(5)
|
|
character(len=20) :: name='csc_mold'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_get_erraction(err_act)
|
|
|
|
info = 0
|
|
if (allocated(b)) then
|
|
call b%free()
|
|
deallocate(b,stat=info)
|
|
end if
|
|
if (info == 0) allocate(psb_ld_csc_sparse_mat :: b, stat=info)
|
|
|
|
if (info /= 0) then
|
|
info = psb_err_alloc_dealloc_
|
|
call psb_errpush(info, name)
|
|
goto 9999
|
|
end if
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_mold
|
|
|
|
subroutine psb_ld_csc_reallocate_nz(nz,a)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_reallocate_nz
|
|
implicit none
|
|
integer(psb_ipk_), intent(in) :: nz
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_ipk_) :: err_act, info, ierr(5)
|
|
character(len=20) :: name='ld_csc_reallocate_nz'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
|
|
call psb_realloc(max(nz,ione),a%ia,info)
|
|
if (info == psb_success_) call psb_realloc(max(nz,ione),a%val,info)
|
|
if (info == psb_success_) call psb_realloc(a%get_ncols()+1, a%icp,info)
|
|
if (info /= psb_success_) then
|
|
call psb_errpush(psb_err_alloc_dealloc_,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_reallocate_nz
|
|
|
|
|
|
|
|
subroutine psb_ld_csc_csgetblk(imin,imax,a,b,info,&
|
|
& jmin,jmax,iren,append,rscale,cscale)
|
|
! Output is always in COO format
|
|
use psb_error_mod
|
|
use psb_const_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_csgetblk
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
class(psb_ld_coo_sparse_mat), intent(inout) :: b
|
|
integer(psb_lpk_), intent(in) :: imin,imax
|
|
integer(psb_ipk_),intent(out) :: info
|
|
logical, intent(in), optional :: append
|
|
integer(psb_lpk_), intent(in), optional :: iren(:)
|
|
integer(psb_lpk_), intent(in), optional :: jmin,jmax
|
|
logical, intent(in), optional :: rscale,cscale
|
|
integer(psb_lpk_) :: nzin, nzout
|
|
integer(psb_ipk_) :: err_act, ierr(5)
|
|
character(len=20) :: name='csget'
|
|
logical :: append_
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
if (present(append)) then
|
|
append_ = append
|
|
else
|
|
append_ = .false.
|
|
endif
|
|
if (append_) then
|
|
nzin = a%get_nzeros()
|
|
else
|
|
nzin = 0
|
|
endif
|
|
|
|
call a%csget(imin,imax,nzout,b%ia,b%ja,b%val,info,&
|
|
& jmin=jmin, jmax=jmax, iren=iren, append=append_, &
|
|
& nzin=nzin, rscale=rscale, cscale=cscale)
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
call b%set_nzeros(nzin+nzout)
|
|
call b%fix(info)
|
|
if (info /= psb_success_) goto 9999
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_csgetblk
|
|
|
|
subroutine psb_ld_csc_reinit(a,clear)
|
|
use psb_error_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_reinit
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
logical, intent(in), optional :: clear
|
|
|
|
integer(psb_ipk_) :: err_act, info
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='reinit'
|
|
logical :: clear_
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
if (present(clear)) then
|
|
clear_ = clear
|
|
else
|
|
clear_ = .true.
|
|
end if
|
|
|
|
if (a%is_bld() .or. a%is_upd()) then
|
|
! do nothing
|
|
return
|
|
else if (a%is_asb()) then
|
|
if (clear_) a%val(:) = dzero
|
|
call a%set_upd()
|
|
call a%set_host()
|
|
else
|
|
info = psb_err_invalid_mat_state_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_reinit
|
|
|
|
subroutine psb_ld_csc_trim(a)
|
|
use psb_realloc_mod
|
|
use psb_error_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_trim
|
|
implicit none
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_lpk_) :: nz, n
|
|
integer(psb_ipk_) :: err_act, info, ierr(5)
|
|
character(len=20) :: name='trim'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
n = a%get_ncols()
|
|
nz = a%get_nzeros()
|
|
if (info == psb_success_) call psb_realloc(n+1,a%icp,info)
|
|
if (info == psb_success_) call psb_realloc(nz,a%ia,info)
|
|
if (info == psb_success_) call psb_realloc(nz,a%val,info)
|
|
|
|
if (info /= psb_success_) goto 9999
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_trim
|
|
|
|
subroutine psb_ld_csc_allocate_mnnz(m,n,a,nz)
|
|
use psb_error_mod
|
|
use psb_realloc_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_allocate_mnnz
|
|
implicit none
|
|
integer(psb_lpk_), intent(in) :: m,n
|
|
class(psb_ld_csc_sparse_mat), intent(inout) :: a
|
|
integer(psb_lpk_), intent(in), optional :: nz
|
|
integer(psb_lpk_) :: nz_
|
|
integer(psb_ipk_) :: err_act, info, ierr(5)
|
|
character(len=20) :: name='allocate_mnz'
|
|
logical, parameter :: debug=.false.
|
|
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
if (m < 0) then
|
|
info = psb_err_iarg_neg_
|
|
ierr(1) = ione; ierr(2) = izero;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
endif
|
|
if (n < 0) then
|
|
info = psb_err_iarg_neg_
|
|
ierr(1) = 2; ierr(2) = izero;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
endif
|
|
if (present(nz)) then
|
|
nz_ = max(nz,ione)
|
|
else
|
|
nz_ = max(7*m,7*n,ione)
|
|
end if
|
|
if (nz_ < 0) then
|
|
info = psb_err_iarg_neg_
|
|
ierr(1) = 3; ierr(2) = izero;
|
|
call psb_errpush(info,name,i_err=ierr)
|
|
goto 9999
|
|
endif
|
|
|
|
if (info == psb_success_) call psb_realloc(n+1,a%icp,info)
|
|
if (info == psb_success_) call psb_realloc(nz_,a%ia,info)
|
|
if (info == psb_success_) call psb_realloc(nz_,a%val,info)
|
|
if (info == psb_success_) then
|
|
a%icp=0
|
|
call a%set_nrows(m)
|
|
call a%set_ncols(n)
|
|
call a%set_bld()
|
|
call a%set_triangle(.false.)
|
|
call a%set_unit(.false.)
|
|
call a%set_dupl(psb_dupl_def_)
|
|
call a%set_host()
|
|
end if
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
end subroutine psb_ld_csc_allocate_mnnz
|
|
|
|
subroutine psb_ld_csc_print(iout,a,iv,head,ivr,ivc)
|
|
use psb_string_mod
|
|
use psb_d_csc_mat_mod, psb_protect_name => psb_ld_csc_print
|
|
implicit none
|
|
|
|
integer(psb_ipk_), intent(in) :: iout
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a
|
|
integer(psb_lpk_), intent(in), optional :: iv(:)
|
|
character(len=*), optional :: head
|
|
integer(psb_lpk_), intent(in), optional :: ivr(:), ivc(:)
|
|
|
|
integer(psb_ipk_) :: err_act
|
|
integer(psb_ipk_) :: ierr(5)
|
|
character(len=20) :: name='ld_csc_print'
|
|
logical, parameter :: debug=.false.
|
|
character(len=80) :: frmt
|
|
integer(psb_lpk_) :: i,j, ni, nr, nc, nz
|
|
|
|
|
|
write(iout,'(a)') '%%MatrixMarket matrix coordinate real general'
|
|
if (present(head)) write(iout,'(a,a)') '% ',head
|
|
write(iout,'(a)') '%'
|
|
write(iout,'(a,a)') '% COO'
|
|
|
|
if (a%is_dev()) call a%sync()
|
|
|
|
nr = a%get_nrows()
|
|
nc = a%get_ncols()
|
|
nz = a%get_nzeros()
|
|
frmt = psb_ld_get_print_frmt(nr,nc,nz,iv,ivr,ivc)
|
|
|
|
write(iout,*) nr, nc, nz
|
|
if(present(iv)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) iv(a%ia(j)),iv(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else
|
|
if (present(ivr).and..not.present(ivc)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) ivr(a%ia(j)),i,a%val(j)
|
|
end do
|
|
enddo
|
|
else if (present(ivr).and.present(ivc)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) ivr(a%ia(j)),ivc(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else if (.not.present(ivr).and.present(ivc)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) (a%ia(j)),ivc(i),a%val(j)
|
|
end do
|
|
enddo
|
|
else if (.not.present(ivr).and..not.present(ivc)) then
|
|
do i=1, nc
|
|
do j=a%icp(i),a%icp(i+1)-1
|
|
write(iout,frmt) (a%ia(j)),(i),a%val(j)
|
|
end do
|
|
enddo
|
|
endif
|
|
endif
|
|
|
|
end subroutine psb_ld_csc_print
|
|
|
|
subroutine psb_ldcscspspmm(a,b,c,info)
|
|
use psb_d_mat_mod
|
|
use psb_serial_mod, psb_protect_name => psb_ldcscspspmm
|
|
|
|
implicit none
|
|
|
|
class(psb_ld_csc_sparse_mat), intent(in) :: a,b
|
|
type(psb_ld_csc_sparse_mat), intent(out) :: c
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_lpk_) :: nze, ma,na,mb,nb, nzc, nza, nzb,nzeb
|
|
character(len=20) :: name
|
|
integer(psb_ipk_) :: err_act
|
|
name='psb_cscspspmm'
|
|
call psb_erractionsave(err_act)
|
|
info = psb_success_
|
|
|
|
if (a%is_dev()) call a%sync()
|
|
if (b%is_dev()) call b%sync()
|
|
ma = a%get_nrows()
|
|
na = a%get_ncols()
|
|
mb = b%get_nrows()
|
|
nb = b%get_ncols()
|
|
|
|
|
|
if ( mb /= na ) then
|
|
write(psb_err_unit,*) 'Mismatch in SPSPMM: ',ma,na,mb,nb
|
|
info = psb_err_invalid_matrix_sizes_
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
nza = a%get_nzeros()
|
|
nzb = b%get_nzeros()
|
|
nzc = 2*(nza+nzb)
|
|
nze = ma*(((nza+ma-1)/ma)*((nzb+mb-1)/mb) )
|
|
nzeb = (((nza+na-1)/na)*((nzb+nb-1)/nb))*nb
|
|
! Estimate number of nonzeros on output.
|
|
! Turns out this is often a large overestimate.
|
|
call c%allocate(ma,nb,nzc)
|
|
|
|
|
|
call csc_spspmm(a,b,c,info)
|
|
|
|
call c%set_asb()
|
|
call c%set_host()
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 call psb_error_handler(err_act)
|
|
|
|
return
|
|
|
|
contains
|
|
|
|
subroutine csc_spspmm(a,b,c,info)
|
|
implicit none
|
|
type(psb_ld_csc_sparse_mat), intent(in) :: a,b
|
|
type(psb_ld_csc_sparse_mat), intent(inout) :: c
|
|
integer(psb_ipk_), intent(out) :: info
|
|
integer(psb_lpk_) :: ma,na,mb,nb
|
|
integer(psb_lpk_), allocatable :: icol(:), idxs(:), iaux(:)
|
|
real(psb_dpk_), allocatable :: col(:)
|
|
integer(psb_lpk_) :: i,j,k,irw,icl,icf, iret, &
|
|
& nzc,nnzre, isz, ipb, irwsz, nrc, nze
|
|
real(psb_dpk_) :: cfb
|
|
|
|
|
|
info = psb_success_
|
|
ma = a%get_nrows()
|
|
na = a%get_ncols()
|
|
mb = b%get_nrows()
|
|
nb = b%get_ncols()
|
|
|
|
nze = min(size(c%val),size(c%ia))
|
|
isz = max(ma,na,mb,nb)
|
|
call psb_realloc(isz,col,info)
|
|
if (info == 0) call psb_realloc(isz,idxs,info)
|
|
if (info == 0) call psb_realloc(isz,icol,info)
|
|
if (info /= 0) return
|
|
col = dzero
|
|
icol = 0
|
|
nzc = 1
|
|
do j = 1,nb
|
|
c%icp(j) = nzc
|
|
nrc = 0
|
|
do k = b%icp(j), b%icp(j+1)-1
|
|
icl = b%ia(k)
|
|
cfb = b%val(k)
|
|
irwsz = a%icp(icl+1)-a%icp(icl)
|
|
do i = a%icp(icl),a%icp(icl+1)-1
|
|
irw = a%ia(i)
|
|
if (icol(irw)<j) then
|
|
nrc = nrc + 1
|
|
idxs(nrc) = irw
|
|
icol(irw) = j
|
|
end if
|
|
col(irw) = col(irw) + cfb*a%val(i)
|
|
end do
|
|
end do
|
|
if (nrc > 0 ) then
|
|
if ((nzc+nrc)>nze) then
|
|
nze = max(nb*((nzc+j-1)/j),nzc+2*nrc)
|
|
call psb_realloc(nze,c%val,info)
|
|
if (info == 0) call psb_realloc(nze,c%ia,info)
|
|
if (info /= 0) return
|
|
end if
|
|
call psb_msort(idxs(1:nrc))
|
|
do i=1, nrc
|
|
irw = idxs(i)
|
|
c%ia(nzc) = irw
|
|
c%val(nzc) = col(irw)
|
|
col(irw) = dzero
|
|
nzc = nzc + 1
|
|
end do
|
|
end if
|
|
end do
|
|
|
|
c%icp(nb+1) = nzc
|
|
|
|
end subroutine csc_spspmm
|
|
|
|
end subroutine psb_ldcscspspmm
|