!!$ !!$ Parallel Sparse BLAS v2.0 !!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari University of Rome Tor Vergata !!$ !!$ 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_iinsvi ! Insert dense submatrix to dense matrix. ! ! Parameters: ! 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, dimension(:). The source dense submatrix. ! x - integer, dimension(:). The destination dense matrix. ! desc_a - type(). The communication descriptor. ! info - integer. Eventually returns an error code subroutine psb_iinsvi(m, irw, val, x, desc_a, info, dupl) !....insert dense submatrix to dense matrix ..... use psb_descriptor_type use psb_const_mod use psb_error_mod use psb_penv_mod 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, intent(in) :: m integer, intent(in) :: irw(:) integer, intent(in) :: val(:) integer,intent(inout) :: x(:) type(psb_desc_type), intent(in) :: desc_a integer, intent(out) :: info integer, optional, intent(in) :: dupl !locals..... integer :: ictxt,i,loc_row,glob_row,& & loc_rows,loc_cols,mglob,err_act, int_err(5) integer :: np, me, dupl_ integer, allocatable :: irl(:) character(len=20) :: name if(psb_get_errstatus() /= 0) return info=0 call psb_erractionsave(err_act) name = 'psb_insvi' if ((.not.allocated(desc_a%matrix_data))) then int_err(1)=3110 call psb_errpush(info,name) return end if ictxt=psb_cd_get_context(desc_a) call psb_info(ictxt, me, np) if (np == -1) then info = 2010 call psb_errpush(info,name) goto 9999 endif !... check parameters.... if (m < 0) then info = 10 int_err(1) = 1 int_err(2) = m call psb_errpush(info,name,int_err) goto 9999 else if (.not.psb_is_ok_desc(desc_a)) then info = 3110 int_err(1) = psb_cd_get_dectype(desc_a) call psb_errpush(info,name,int_err) goto 9999 else if (size(x, dim=1) < psb_cd_get_local_rows(desc_a)) then info = 310 int_err(1) = 5 int_err(2) = 4 call psb_errpush(info,name,int_err) goto 9999 endif if (m==0) return loc_rows = psb_cd_get_local_rows(desc_a) loc_cols = psb_cd_get_local_cols(desc_a) mglob = psb_cd_get_global_rows(desc_a) allocate(irl(m),stat=info) if (info /= 0) then info = 4000 call psb_errpush(info,name) goto 9999 endif if (present(dupl)) then dupl_ = dupl else dupl_ = psb_dupl_ovwrt_ endif call psi_idx_cnv(m,irw,irl,desc_a,info,owned=.true.) 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 continue call psb_erractionrestore(err_act) if (err_act == act_ret) then return else call psb_error(ictxt) end if return end subroutine psb_iinsvi !!$ !!$ Parallel Sparse BLAS v2.0 !!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari University of Rome Tor Vergata !!$ !!$ 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_iinsi ! ! Parameters: ! 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, dimension(:,:). The source dense submatrix. ! x - integer, dimension(:,:). The destination dense matrix. ! desc_a - type(). The communication descriptor. ! info - integer. Eventually returns an error code subroutine psb_iinsi(m,irw, val, x, desc_a, info, dupl) !....insert dense submatrix to dense matrix ..... use psb_descriptor_type use psb_const_mod use psb_error_mod use psb_penv_mod 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, intent(in) :: m integer, intent(in) :: irw(:) integer, intent(in) :: val(:,:) integer,intent(inout) :: x(:,:) type(psb_desc_type), intent(in) :: desc_a integer, intent(out) :: info integer, optional, intent(in) :: dupl !locals..... integer :: ictxt,i,loc_row,glob_row,j,n,& & loc_rows,loc_cols,mglob,err_act, int_err(5) integer :: np,me,dupl_ integer, allocatable :: irl(:) character(len=20) :: name if(psb_get_errstatus() /= 0) return info=0 call psb_erractionsave(err_act) name = 'psb_iinsi' if ((.not.allocated(desc_a%matrix_data))) then int_err(1)=3110 call psb_errpush(info,name) return end if ictxt=psb_cd_get_context(desc_a) call psb_info(ictxt, me, np) if (np == -1) then info = 2010 call psb_errpush(info,name) goto 9999 endif !... check parameters.... if (m < 0) then info = 10 int_err(1) = 1 int_err(2) = m call psb_errpush(info,name,int_err) goto 9999 else if (.not.psb_is_ok_desc(desc_a)) then info = 3110 int_err(1) = psb_cd_get_dectype(desc_a) call psb_errpush(info,name,int_err) goto 9999 else if (size(x, dim=1) < psb_cd_get_local_rows(desc_a)) then info = 310 int_err(1) = 5 int_err(2) = 4 call psb_errpush(info,name,int_err) goto 9999 endif if (m==0) return loc_rows = psb_cd_get_local_rows(desc_a) loc_cols = psb_cd_get_local_cols(desc_a) mglob = psb_cd_get_global_rows(desc_a) 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 /= 0) then info = 4000 call psb_errpush(info,name) goto 9999 endif call psi_idx_cnv(m,irw,irl,desc_a,info,owned=.true.) 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 continue call psb_erractionrestore(err_act) if (err_act == act_ret) then return else call psb_error(ictxt) end if return end subroutine psb_iinsi