! ! Parallel Sparse BLAS version 3.5 ! (C) Copyright 2006-2018 ! Salvatore Filippone ! Alfredo Buttari ! ! 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_minsvi ! Insert dense submatrix to dense matrix. Note: the row indices in IRW ! are assumed to be in global numbering and are converted on the fly. ! Row indices not belonging to the current process are silently discarded. ! ! Arguments: ! m - integer. Number of rows of submatrix belonging to ! val to be inserted. ! irw(:) - integer Row indices of rows of val (global numbering) ! val(:) - integer The source dense submatrix. ! x(:) - integer The destination dense matrix. ! desc_a - type(psb_desc_type). The communication descriptor. ! info - integer. return code ! dupl - integer What to do with duplicates: ! psb_dupl_ovwrt_ overwrite ! psb_dupl_add_ add subroutine psb_minsvi(m, irw, val, x, desc_a, info, dupl,local) use psb_base_mod, psb_protect_name => psb_minsvi use psi_mod implicit none ! m rows number of submatrix belonging to val to be inserted ! ix x global-row corresponding to position at which val submatrix ! must be inserted !....parameters... integer(psb_ipk_), intent(in) :: m integer(psb_lpk_), intent(in) :: irw(:) integer(psb_mpk_), intent(in) :: val(:) integer(psb_mpk_),intent(inout) :: x(:) type(psb_desc_type), intent(in) :: desc_a integer(psb_ipk_), intent(out) :: info integer(psb_ipk_), optional, intent(in) :: dupl logical, intent(in), optional :: local !locals..... integer(psb_ipk_) :: i, loc_rows,loc_cols,err_act integer(psb_lpk_) :: mglob type(psb_ctxt_type) :: ctxt integer(psb_ipk_) :: np, me, dupl_ integer(psb_ipk_), allocatable :: irl(:) logical :: local_ character(len=20) :: name name = 'psb_minsvi' info=psb_success_ call psb_erractionsave(err_act) if (psb_errstatus_fatal()) then info = psb_err_internal_error_ ; goto 9999 end if if (.not.desc_a%is_ok()) then info = psb_err_invalid_cd_state_ call psb_errpush(info,name) return end if ctxt=desc_a%get_context() call psb_info(ctxt, me, np) if (np == -1) then info = psb_err_context_error_ call psb_errpush(info,name) goto 9999 endif !... check parameters.... if (m < 0) then info = psb_err_iarg_neg_ call psb_errpush(info,name,i_err=(/ione,m/)) goto 9999 else if (size(x, dim=1) < desc_a%get_local_rows()) then info = 310 call psb_errpush(info,name,i_err=(/5_psb_ipk_,4_psb_ipk_/)) goto 9999 endif if (m == 0) return loc_rows = desc_a%get_local_rows() loc_cols = desc_a%get_local_cols() mglob = desc_a%get_global_rows() allocate(irl(m),stat=info) if (info /= psb_success_) then info = psb_err_alloc_dealloc_ call psb_errpush(info,name) goto 9999 endif if (present(dupl)) then dupl_ = dupl else dupl_ = psb_dupl_ovwrt_ endif if (present(local)) then local_ = local else local_ = .false. endif if (local_) then irl(1:m) = irw(1:m) else call desc_a%indxmap%g2l(irw(1:m),irl(1:m),info,owned=.true.) end if select case(dupl_) case(psb_dupl_ovwrt_) do i = 1, m !loop over all val's rows ! row actual block row if (irl(i) > 0) then ! this row belongs to me ! copy i-th row of block val in x x(irl(i)) = val(i) end if enddo case(psb_dupl_add_) do i = 1, m !loop over all val's rows if (irl(i) > 0) then ! this row belongs to me ! copy i-th row of block val in x x(irl(i)) = x(irl(i)) + val(i) end if enddo case default info = 321 call psb_errpush(info,name) goto 9999 end select deallocate(irl) call psb_erractionrestore(err_act) return 9999 call psb_error_handler(ctxt,err_act) return end subroutine psb_minsvi !!$ !!$ Parallel Sparse BLAS version 3.5 !!$ (C) Copyright 2006-2018 !!$ Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari !!$ !!$ 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_minsi ! Insert dense submatrix to dense matrix. Note: the row indices in IRW ! are assumed to be in global numbering and are converted on the fly. ! Row indices not belonging to the current process are silently discarded. ! ! Arguments: ! m - integer. Number of rows of submatrix belonging to ! val to be inserted. ! irw(:) - integer Row indices of rows of val (global numbering) ! val(:,:) - integer The source dense submatrix. ! x(:,:) - integer The destination dense matrix. ! desc_a - type(psb_desc_type). The communication descriptor. ! info - integer. return code ! dupl - integer What to do with duplicates: ! psb_dupl_ovwrt_ overwrite ! psb_dupl_add_ add subroutine psb_minsi(m, irw, val, x, desc_a, info, dupl,local) use psb_base_mod, psb_protect_name => psb_minsi use psi_mod implicit none ! m rows number of submatrix belonging to val to be inserted ! ix x global-row corresponding to position at which val submatrix ! must be inserted !....parameters... integer(psb_ipk_), intent(in) :: m integer(psb_lpk_), intent(in) :: irw(:) integer(psb_mpk_), intent(in) :: val(:,:) integer(psb_mpk_),intent(inout) :: x(:,:) type(psb_desc_type), intent(in) :: desc_a integer(psb_ipk_), intent(out) :: info integer(psb_ipk_), optional, intent(in) :: dupl logical, intent(in), optional :: local !locals..... integer(psb_ipk_) :: i,loc_row,j,n, loc_rows,loc_cols,err_act integer(psb_lpk_) :: mglob type(psb_ctxt_type) :: ctxt integer(psb_ipk_) :: np,me,dupl_ integer(psb_ipk_), allocatable :: irl(:) logical :: local_ character(len=20) :: name name = 'psb_minsi' info = psb_success_ call psb_erractionsave(err_act) if (psb_errstatus_fatal()) then info = psb_err_internal_error_ ; goto 9999 end if if (.not.desc_a%is_ok()) then info = psb_err_invalid_cd_state_ call psb_errpush(info,name) return end if ctxt=desc_a%get_context() call psb_info(ctxt, me, np) if (np == -1) then info = psb_err_context_error_ call psb_errpush(info,name) goto 9999 endif !... check parameters.... if (m < 0) then info = psb_err_iarg_neg_ call psb_errpush(info,name,i_err=(/ione,m/)) goto 9999 else if (size(x, dim=1) < desc_a%get_local_rows()) then info = 310 call psb_errpush(info,name,i_err=(/5_psb_ipk_,4_psb_ipk_/)) goto 9999 endif if (m == 0) return loc_rows = desc_a%get_local_rows() loc_cols = desc_a%get_local_cols() mglob = desc_a%get_global_rows() n = min(size(val,2),size(x,2)) if (present(dupl)) then dupl_ = dupl else dupl_ = psb_dupl_ovwrt_ endif allocate(irl(m),stat=info) if (info /= psb_success_) then info = psb_err_alloc_dealloc_ call psb_errpush(info,name) goto 9999 endif if (present(local)) then local_ = local else local_ = .false. endif if (local_) then irl(1:m) = irw(1:m) else call desc_a%indxmap%g2l(irw(1:m),irl(1:m),info,owned=.true.) end if select case(dupl_) case(psb_dupl_ovwrt_) do i = 1, m !loop over all val's rows ! row actual block row loc_row = irl(i) if (loc_row > 0) then ! this row belongs to me ! copy i-th row of block val in x do j=1,n x(loc_row,j) = val(i,j) end do end if enddo case(psb_dupl_add_) do i = 1, m !loop over all val's rows ! row actual block row loc_row = irl(i) if (loc_row > 0) then ! this row belongs to me ! copy i-th row of block val in x do j=1,n x(loc_row,j) = x(loc_row,j) + val(i,j) end do end if enddo case default info = 321 call psb_errpush(info,name) goto 9999 end select deallocate(irl) call psb_erractionrestore(err_act) return 9999 call psb_error_handler(ctxt,err_act) return end subroutine psb_minsi