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100 lines
3.2 KiB
Fortran
100 lines
3.2 KiB
Fortran
1 year ago
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! Parallel Sparse BLAS GPU plugin
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! (C) Copyright 2013
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!
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! Salvatore Filippone
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! Alessandro Fanfarillo
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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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subroutine psb_c_ell_scal(d,a,info,side)
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use psb_base_mod
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use psb_c_ell_mat_mod, psb_protect_name => psb_c_ell_scal
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implicit none
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class(psb_c_ell_sparse_mat), intent(inout) :: a
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complex(psb_spk_), intent(in) :: d(:)
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integer(psb_ipk_), intent(out) :: info
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character, intent(in), optional :: side
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Integer(Psb_ipk_) :: err_act,mnm, i, j, m, n, ierr(5)
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character(len=20) :: name='scal'
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character :: side_
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logical :: left
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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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if (a%is_dev()) call a%sync()
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if (a%is_unit()) then
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call a%make_nonunit()
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end if
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side_ = 'L'
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if (present(side)) then
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side_ = psb_toupper(side)
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end if
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left = (side_ == 'L')
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if (left) then
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m = a%get_nrows()
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if (size(d) < m) then
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info=psb_err_input_asize_invalid_i_
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call psb_errpush(info,name,i_err=(/2*ione,size(d,kind=psb_ipk_)/))
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goto 9999
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end if
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do i=1, m
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a%val(i,:) = a%val(i,:) * d(i)
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enddo
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else
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n = a%get_ncols()
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if (size(d) < n) then
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info=psb_err_input_asize_invalid_i_
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ierr(1) = 2; ierr(2) = size(d);
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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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do i=1, m
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do j=1, a%irn(i)
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a%val(i,j) = a%val(i,j) * d(a%ja(i,j))
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end do
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enddo
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end if
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call a%set_host()
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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_c_ell_scal
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