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372 lines
12 KiB
Fortran
372 lines
12 KiB
Fortran
!!$
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!!$ Parallel Sparse BLAS version 3.0
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!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010
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!!$ Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari CNRS-IRIT, Toulouse
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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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! Subroutine: psb_dinsvi
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! Insert dense submatrix to dense matrix. Note: the row indices in IRW
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! are assumed to be in global numbering and are converted on the fly.
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! Row indices not belonging to the current process are silently discarded.
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!
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! Arguments:
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! m - integer. Number of rows of submatrix belonging to
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! val to be inserted.
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! irw(:) - integer Row indices of rows of val (global numbering)
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! val(:) - real The source dense submatrix.
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! x(:) - real The destination dense matrix.
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! desc_a - type(psb_desc_type). The communication descriptor.
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! info - integer. return code
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! dupl - integer What to do with duplicates:
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! psb_dupl_ovwrt_ overwrite
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! psb_dupl_add_ add
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subroutine psb_dinsvi(m, irw, val, x, desc_a, info, dupl)
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use psb_sparse_mod, psb_protect_name => psb_dinsvi
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use psi_mod
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implicit none
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! m rows number of submatrix belonging to val to be inserted
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! ix x global-row corresponding to position at which val submatrix
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! must be inserted
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!....parameters...
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integer, intent(in) :: m
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integer, intent(in) :: irw(:)
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real(psb_dpk_), intent(in) :: val(:)
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real(psb_dpk_), intent(inout) :: x(:)
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type(psb_desc_type), intent(in) :: desc_a
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integer, intent(out) :: info
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integer, optional, intent(in) :: dupl
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!locals.....
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integer :: ictxt,i,&
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& loc_rows,loc_cols,mglob,err_act, int_err(5)
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integer :: np, me, dupl_
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integer, allocatable :: irl(:)
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character(len=20) :: name
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if(psb_get_errstatus() /= 0) return
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info=psb_success_
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call psb_erractionsave(err_act)
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name = 'psb_dinsvi'
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if (.not.psb_is_ok_desc(desc_a)) then
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int_err(1)=3110
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call psb_errpush(info,name)
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return
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end if
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ictxt = psb_cd_get_context(desc_a)
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call psb_info(ictxt, me, np)
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if (np == -1) then
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info = psb_err_context_error_
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call psb_errpush(info,name)
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goto 9999
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endif
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!... check parameters....
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if (m < 0) then
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info = psb_err_iarg_neg_
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int_err(1) = 1
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int_err(2) = m
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call psb_errpush(info,name,int_err)
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goto 9999
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else if (.not.psb_is_ok_desc(desc_a)) then
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info = psb_err_input_matrix_unassembled_
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int_err(1) = psb_cd_get_dectype(desc_a)
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call psb_errpush(info,name,int_err)
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goto 9999
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else if (size(x, dim=1) < psb_cd_get_local_rows(desc_a)) then
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info = 310
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int_err(1) = 5
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int_err(2) = 4
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call psb_errpush(info,name,int_err)
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goto 9999
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endif
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if (m == 0) return
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loc_rows = psb_cd_get_local_rows(desc_a)
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loc_cols = psb_cd_get_local_cols(desc_a)
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mglob = psb_cd_get_global_rows(desc_a)
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allocate(irl(m),stat=info)
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if (info /= psb_success_) then
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info = psb_err_alloc_dealloc_
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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 (present(dupl)) then
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dupl_ = dupl
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else
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dupl_ = psb_dupl_ovwrt_
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endif
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call psi_idx_cnv(m,irw,irl,desc_a,info,owned=.true.)
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select case(dupl_)
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case(psb_dupl_ovwrt_)
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do i = 1, m
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!loop over all val's rows
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! row actual block row
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if (irl(i) > 0) then
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! this row belongs to me
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! copy i-th row of block val in x
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x(irl(i)) = val(i)
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end if
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enddo
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case(psb_dupl_add_)
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do i = 1, m
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!loop over all val's rows
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if (irl(i) > 0) then
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! this row belongs to me
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! copy i-th row of block val in x
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x(irl(i)) = x(irl(i)) + val(i)
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end if
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enddo
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case default
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info = 321
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call psb_errpush(info,name)
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goto 9999
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end select
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deallocate(irl)
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_ret_) then
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return
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else
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call psb_error(ictxt)
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end if
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return
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end subroutine psb_dinsvi
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!!$
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!!$ Parallel Sparse BLAS version 3.0
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|
!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010
|
|
!!$ Salvatore Filippone University of Rome Tor Vergata
|
|
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
|
|
!!$
|
|
!!$ 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.
|
|
!!$
|
|
!!$
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! Subroutine: psb_dinsi
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|
! Insert dense submatrix to dense matrix. Note: the row indices in IRW
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|
! are assumed to be in global numbering and are converted on the fly.
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|
! Row indices not belonging to the current process are silently discarded.
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|
!
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! Arguments:
|
|
! m - integer. Number of rows of submatrix belonging to
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! val to be inserted.
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|
! irw(:) - integer Row indices of rows of val (global numbering)
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! val(:,:) - real The source dense submatrix.
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! x(:,:) - real The destination dense matrix.
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! desc_a - type(psb_desc_type). The communication descriptor.
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! info - integer. return code
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! dupl - integer What to do with duplicates:
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! psb_dupl_ovwrt_ overwrite
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! psb_dupl_add_ add
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subroutine psb_dinsi(m, irw, val, x, desc_a, info, dupl)
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use psb_sparse_mod, psb_protect_name => psb_dinsi
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use psi_mod
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implicit none
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! m rows number of submatrix belonging to val to be inserted
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! ix x global-row corresponding to position at which val submatrix
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! must be inserted
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!....parameters...
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integer, intent(in) :: m
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integer, intent(in) :: irw(:)
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real(psb_dpk_), intent(in) :: val(:,:)
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real(psb_dpk_), intent(inout) :: x(:,:)
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type(psb_desc_type), intent(in) :: desc_a
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integer, intent(out) :: info
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integer, optional, intent(in) :: dupl
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!locals.....
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integer :: ictxt,i,loc_row,j,n,&
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& loc_rows,loc_cols,mglob,err_act, int_err(5)
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integer :: np,me,dupl_
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integer, allocatable :: irl(:)
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character(len=20) :: name
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if(psb_get_errstatus() /= 0) return
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info=psb_success_
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call psb_erractionsave(err_act)
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name = 'psb_dinsi'
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if (.not.psb_is_ok_desc(desc_a)) then
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int_err(1)=3110
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call psb_errpush(info,name)
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return
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end if
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ictxt = psb_cd_get_context(desc_a)
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call psb_info(ictxt, me, np)
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if (np == -1) then
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info = psb_err_context_error_
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call psb_errpush(info,name)
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goto 9999
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endif
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!... check parameters....
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if (m < 0) then
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info = psb_err_iarg_neg_
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int_err(1) = 1
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int_err(2) = m
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call psb_errpush(info,name,int_err)
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goto 9999
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else if (.not.psb_is_ok_desc(desc_a)) then
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info = psb_err_input_matrix_unassembled_
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int_err(1) = psb_cd_get_dectype(desc_a)
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call psb_errpush(info,name,int_err)
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goto 9999
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else if (size(x, dim=1) < psb_cd_get_local_rows(desc_a)) then
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info = 310
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int_err(1) = 5
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int_err(2) = 4
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call psb_errpush(info,name,int_err)
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goto 9999
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endif
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if (m == 0) return
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loc_rows = psb_cd_get_local_rows(desc_a)
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loc_cols = psb_cd_get_local_cols(desc_a)
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mglob = psb_cd_get_global_rows(desc_a)
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n = min(size(val,2),size(x,2))
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if (present(dupl)) then
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dupl_ = dupl
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else
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dupl_ = psb_dupl_ovwrt_
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endif
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allocate(irl(m),stat=info)
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if (info /= psb_success_) then
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info = psb_err_alloc_dealloc_
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call psb_errpush(info,name)
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goto 9999
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endif
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call psi_idx_cnv(m,irw,irl,desc_a,info,owned=.true.)
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select case(dupl_)
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case(psb_dupl_ovwrt_)
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do i = 1, m
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!loop over all val's rows
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! row actual block row
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loc_row = irl(i)
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if (loc_row > 0) then
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! this row belongs to me
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! copy i-th row of block val in x
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do j=1,n
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x(loc_row,j) = val(i,j)
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end do
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end if
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enddo
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case(psb_dupl_add_)
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do i = 1, m
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!loop over all val's rows
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! row actual block row
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loc_row = irl(i)
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if (loc_row > 0) then
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! this row belongs to me
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! copy i-th row of block val in x
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do j=1,n
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x(loc_row,j) = x(loc_row,j) + val(i,j)
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end do
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end if
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enddo
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case default
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info = 321
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call psb_errpush(info,name)
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goto 9999
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end select
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deallocate(irl)
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_ret_) then
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return
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else
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call psb_error(ictxt)
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end if
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return
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end subroutine psb_dinsi
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