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368 lines
12 KiB
Fortran
368 lines
12 KiB
Fortran
!
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! Parallel Sparse BLAS version 3.5
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! (C) Copyright 2006-2018
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! Salvatore Filippone
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! Alfredo Buttari
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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_i2insvi
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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(:) - integer The source dense submatrix.
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! x(:) - integer 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_i2insvi(m, irw, val, x, desc_a, info, dupl,local)
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use psb_base_mod, psb_protect_name => psb_i2insvi
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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(psb_ipk_), intent(in) :: m
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integer(psb_lpk_), intent(in) :: irw(:)
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integer(psb_i2pk_), intent(in) :: val(:)
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integer(psb_i2pk_),intent(inout) :: x(:)
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), optional, intent(in) :: dupl
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logical, intent(in), optional :: local
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!locals.....
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integer(psb_ipk_) :: i, loc_rows,loc_cols,err_act
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integer(psb_lpk_) :: mglob
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integer(psb_ipk_) :: ictxt,np, me, dupl_
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integer(psb_ipk_), allocatable :: irl(:)
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logical :: local_
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character(len=20) :: name
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name = 'psb_i2insvi'
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info=psb_success_
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call psb_erractionsave(err_act)
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if (psb_errstatus_fatal()) then
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info = psb_err_internal_error_ ; goto 9999
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end if
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if (.not.desc_a%is_ok()) then
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info = psb_err_invalid_cd_state_
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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=desc_a%get_context()
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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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call psb_errpush(info,name,i_err=(/ione,m/))
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goto 9999
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else if (size(x, dim=1) < desc_a%get_local_rows()) then
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info = 310
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call psb_errpush(info,name,i_err=(/5_psb_ipk_,4_psb_ipk_/))
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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 = desc_a%get_local_rows()
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loc_cols = desc_a%get_local_cols()
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mglob = desc_a%get_global_rows()
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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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if (present(local)) then
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local_ = local
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else
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local_ = .false.
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endif
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if (local_) then
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irl(1:m) = irw(1:m)
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else
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call desc_a%indxmap%g2l(irw(1:m),irl(1:m),info,owned=.true.)
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end if
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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 call psb_error_handler(ictxt,err_act)
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return
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end subroutine psb_i2insvi
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!!$
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!!$ Parallel Sparse BLAS version 3.5
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!!$ (C) Copyright 2006-2018
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!!$ Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari
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|
!!$
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!!$ 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
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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)
|
|
!!$ 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_i2insi
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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(:,:) - integer The source dense submatrix.
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! x(:,:) - integer 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_i2insi(m, irw, val, x, desc_a, info, dupl,local)
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use psb_base_mod, psb_protect_name => psb_i2insi
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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(psb_ipk_), intent(in) :: m
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integer(psb_lpk_), intent(in) :: irw(:)
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integer(psb_i2pk_), intent(in) :: val(:,:)
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integer(psb_i2pk_),intent(inout) :: x(:,:)
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), optional, intent(in) :: dupl
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logical, intent(in), optional :: local
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!locals.....
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integer(psb_ipk_) :: i,loc_row,j,n, loc_rows,loc_cols,err_act
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integer(psb_lpk_) :: mglob
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integer(psb_ipk_) :: ictxt,np,me,dupl_
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integer(psb_ipk_), allocatable :: irl(:)
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logical :: local_
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character(len=20) :: name
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name = 'psb_i2insi'
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info = psb_success_
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call psb_erractionsave(err_act)
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if (psb_errstatus_fatal()) then
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info = psb_err_internal_error_ ; goto 9999
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end if
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if (.not.desc_a%is_ok()) then
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info = psb_err_invalid_cd_state_
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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=desc_a%get_context()
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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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call psb_errpush(info,name,i_err=(/ione,m/))
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goto 9999
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else if (size(x, dim=1) < desc_a%get_local_rows()) then
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info = 310
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call psb_errpush(info,name,i_err=(/5_psb_ipk_,4_psb_ipk_/))
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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 = desc_a%get_local_rows()
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loc_cols = desc_a%get_local_cols()
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mglob = desc_a%get_global_rows()
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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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if (present(local)) then
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local_ = local
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else
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local_ = .false.
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endif
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if (local_) then
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irl(1:m) = irw(1:m)
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else
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call desc_a%indxmap%g2l(irw(1:m),irl(1:m),info,owned=.true.)
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end if
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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 call psb_error_handler(ictxt,err_act)
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return
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end subroutine psb_i2insi
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