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psblas3/gpu/impl/psb_s_hlg_scals.F90

74 lines
2.6 KiB
Fortran

! Parallel Sparse BLAS GPU plugin
! (C) Copyright 2013
!
! Salvatore Filippone
! Alessandro Fanfarillo
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions
! are met:
! 1. Redistributions of source code must retain the above copyright
! notice, this list of conditions and the following disclaimer.
! 2. Redistributions in binary form must reproduce the above copyright
! notice, this list of conditions, and the following disclaimer in the
! documentation and/or other materials provided with the distribution.
! 3. The name of the PSBLAS group or the names of its contributors may
! not be used to endorse or promote products derived from this
! software without specific written permission.
!
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! POSSIBILITY OF SUCH DAMAGE.
!
subroutine psb_s_hlg_scals(d,a,info)
use psb_base_mod
#ifdef HAVE_SPGPU
use hlldev_mod
use psb_vectordev_mod
use psb_s_hlg_mat_mod, psb_protect_name => psb_s_hlg_scals
#else
use psb_s_hlg_mat_mod
#endif
use iso_c_binding
implicit none
class(psb_s_hlg_sparse_mat), intent(inout) :: a
real(psb_spk_), intent(in) :: d
integer(psb_ipk_), intent(out) :: info
Integer(Psb_ipk_) :: err_act,mnm, i, j, m
character(len=20) :: name='scal'
logical, parameter :: debug=.false.
info = psb_success_
call psb_erractionsave(err_act)
if (a%is_unit()) then
call a%make_nonunit()
end if
call a%psb_s_hll_sparse_mat%scal(d,info)
if (info /= psb_success_) goto 9999
#ifdef HAVE_SPGPU
call a%to_gpu(info)
if (info /= 0) goto 9999
#endif
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(err_act)
return
end subroutine psb_s_hlg_scals