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!!$
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!!$ Parallel Sparse BLAS v2.0
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!!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari University of Rome Tor Vergata
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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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! File: psb_check_mod.f90
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module psb_check_mod
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! interface
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! module procedure psb_chkvect
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! end interface
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! interface
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! module procedure psb_chkglobvect
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! end interface
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! interface
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! module procedure psb_chkmat
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! end interface
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contains
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! Subroutine: psb_chkvect
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! psb_chkvect checks the validity of a descriptor vector desc_dec, the
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! related global indexes ix, jx and the leading dimension lldx. It also
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! eventually computes the starting local indexes (iix,jjx) corresponding
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! to the submatrix starting globally at the entry pointed by (ix,jx).
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! Finally, if an inconsistency is found among its parameters ix, jx,
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! descdec and lldx, the routine returns an error code in info.
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!
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! Parameters:
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! m - integer. The number of rows of the dense matrix X being operated on.
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! n - integer. The number of columns of the dense matrix X being operated on.
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! lldx - integer. The leading dimension of the local dense matrix X.
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! ix - integer. X's global row index, which points to the beginning
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! of the dense submatrix which is to be operated on.
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! jx - integer. X's global column index, which points to the beginning
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! of the dense submatrix which is to be operated on.
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! desc_dec - integer,dimension(:). Is the matrix_data array.
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! info - integer. Return code
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! iix - integer(optional). The local rows starting index of the submatrix.
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! jjx - integer(optional). The local columns starting index of the submatrix.
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subroutine psb_chkvect( m, n, lldx, ix, jx, desc_dec, info, iix, jjx)
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use psb_descriptor_type
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use psb_const_mod
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use psb_error_mod
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implicit none
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integer, intent(in) :: m,n,ix,jx,lldx
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type(psb_desc_type), intent(in) :: desc_dec
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integer, intent(out) :: info
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integer, optional :: iix, jjx
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! locals
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integer :: err_act, int_err(5)
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character(len=20) :: name, ch_err
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if(psb_get_errstatus() /= 0) return
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info=0
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name='psb_chkvect'
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call psb_erractionsave(err_act)
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if (m < 0) then
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info=10
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int_err(1) = 1
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int_err(2) = m
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else if (n < 0) then
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info=10
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int_err(1) = 3
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int_err(2) = n
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else if ((ix < 1) .and. (m /= 0)) then
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info=20
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int_err(1) = 4
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int_err(2) = ix
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else if ((jx < 1) .and. (n /= 0)) then
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info=20
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int_err(1) = 5
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int_err(2) = jx
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else if (psb_cd_get_local_cols(desc_dec) < 0) then
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info=40
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int_err(1) = 6
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int_err(2) = psb_n_col_
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int_err(3) = psb_cd_get_local_cols(desc_dec)
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else if (psb_cd_get_local_rows(desc_dec) < 0) then
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info=40
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int_err(1) = 6
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int_err(2) = psb_n_row_
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int_err(3) = psb_cd_get_local_cols(desc_dec)
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else if (lldx < psb_cd_get_local_cols(desc_dec)) then
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info=50
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int_err(1) = 3
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int_err(2) = lldx
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int_err(3) = 6
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int_err(4) = psb_n_col_
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int_err(5) = psb_cd_get_local_cols(desc_dec)
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else if (psb_cd_get_global_cols(desc_dec) < m) then
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info=60
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int_err(1) = 1
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int_err(2) = m
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int_err(3) = 6
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int_err(4) = psb_n_
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int_err(5) = psb_cd_get_global_cols(desc_dec)
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else if (psb_cd_get_global_cols(desc_dec) < ix) then
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info=60
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int_err(1) = 4
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int_err(2) = ix
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int_err(3) = 6
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int_err(4) = psb_n_
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int_err(5) = psb_cd_get_global_cols(desc_dec)
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else if (psb_cd_get_global_rows(desc_dec) < jx) then
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info=60
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int_err(1) = 5
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int_err(2) = jx
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int_err(3) = 6
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int_err(4) = psb_m_
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int_err(5) = psb_cd_get_global_rows(desc_dec)
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else if (psb_cd_get_global_cols(desc_dec) < (ix+m-1)) then
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info=80
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int_err(1) = 1
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int_err(2) = m
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int_err(3) = 4
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int_err(4) = ix
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end if
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if (info /= 0) then
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call psb_errpush(info,name,i_err=int_err)
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goto 9999
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end if
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! Compute local indices for submatrix starting
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! at global indices ix and jx
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if(present(iix)) iix=ix ! (for our applications iix=ix))
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if(present(jjx)) jjx=ix ! (for our applications jjx=jx))
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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_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine psb_chkvect
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!
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! Subroutine: psb_chkglobvect
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! psb_chkglobvect checks the validity of a descriptor vector desc_dec, the
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! related global indexes ix, jx and the leading dimension lldx.
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! If an inconsistency is found among its parameters ix, jx,
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! descdec and lldx, the routine returns an error code in info.
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!
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! Parameters:
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! m - integer. The number of rows of the dense matrix X being operated on.
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! n - integer. The number of columns of the dense matrix X being operated on.
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! lldx - integer. The leading dimension of the local dense matrix X.
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! ix - integer. X's global row index, which points to the beginning
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! of the dense submatrix which is to be operated on.
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! jx - integer. X's global column index, which points to the beginning
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! of the dense submatrix which is to be operated on.
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! desc_dec - integer,dimension(:). Is the matrix_data array.
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! info - integer. Return code
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!
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subroutine psb_chkglobvect( m, n, lldx, ix, jx, desc_dec, info)
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use psb_descriptor_type
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use psb_const_mod
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use psb_error_mod
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implicit none
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integer, intent(in) :: m,n,ix,jx,lldx
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type(psb_desc_type), intent(in) :: desc_dec
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integer, intent(out) :: info
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! locals
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integer :: err_act, int_err(5)
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character(len=20) :: name, ch_err
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if(psb_get_errstatus() /= 0) return
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info=0
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name='psb_chkglobvect'
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call psb_erractionsave(err_act)
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if (m < 0) then
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info=10
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int_err(1) = 1
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int_err(2) = m
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else if (n < 0) then
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info=10
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int_err(1) = 3
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int_err(2) = n
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else if ((ix < 1) .and. (m /= 0)) then
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info=20
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int_err(1) = 4
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int_err(2) = ix
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else if ((jx < 1) .and. (n /= 0)) then
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info=20
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int_err(1) = 5
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int_err(2) = jx
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else if (psb_cd_get_local_cols(desc_dec) < 0) then
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info=40
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int_err(1) = 6
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int_err(2) = psb_n_col_
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int_err(3) = psb_cd_get_local_cols(desc_dec)
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else if (psb_cd_get_local_rows(desc_dec) < 0) then
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info=40
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int_err(1) = 6
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int_err(2) = psb_n_row_
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int_err(3) = psb_cd_get_local_rows(desc_dec)
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else if (lldx < psb_cd_get_global_rows(desc_dec)) then
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info=50
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int_err(1) = 3
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int_err(2) = lldx
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int_err(3) = 6
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int_err(4) = psb_n_col_
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int_err(5) = psb_cd_get_global_rows(desc_dec)
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else if (psb_cd_get_global_cols(desc_dec) < m) then
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info=60
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int_err(1) = 1
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int_err(2) = m
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int_err(3) = 6
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int_err(4) = psb_n_
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int_err(5) = psb_cd_get_global_cols(desc_dec)
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else if (psb_cd_get_global_cols(desc_dec) < ix) then
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info=60
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int_err(1) = 4
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int_err(2) = ix
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int_err(3) = 6
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int_err(4) = psb_n_
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int_err(5) = psb_cd_get_global_cols(desc_dec)
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else if (psb_cd_get_global_rows(desc_dec) < jx) then
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info=60
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int_err(1) = 5
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int_err(2) = jx
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int_err(3) = 6
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int_err(4) = psb_m_
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int_err(5) = psb_cd_get_global_rows(desc_dec)
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else if (psb_cd_get_global_cols(desc_dec) < (ix+m-1)) then
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info=80
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int_err(1) = 1
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int_err(2) = m
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int_err(3) = 4
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int_err(4) = ix
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end if
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if (info /= 0) then
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call psb_errpush(info,name,i_err=int_err)
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goto 9999
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end if
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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_abort_) then
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call psb_error()
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return
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end if
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return
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end subroutine psb_chkglobvect
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!
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! Subroutine: psb_chkmat
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! pbmatvect checks the validity of a descriptor vector DESCDEC, the
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! related global indexes IA, JA. It also computes the starting local
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! indexes (IIA,JJA) corresponding to the submatrix starting globally at
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! the entry pointed by (IA,JA). Finally, if an inconsitency is found among
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! its parameters ia, ja and desc_A, the routine returns an error code in
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! info.
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!
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! Parameters:
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! m - integer. The number of rows of the matrix being operated on.
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! n - integer. The number of columns of the matrix being operated on.
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! ia - integer. a's global row index, which points to the beginning
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! of the submatrix which is to be operated on.
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! ja - integer. a's global column index, which points to the beginning
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! of the submatrix which is to be operated on.
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! desc_dec - integer,dimension(:). Is the matrix_data array.
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! info - integer. Return code
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! iia - integer(optional). The local rows starting index of the submatrix.
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! jja - integer(optional). The local columns starting index of the submatrix.
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!
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subroutine psb_chkmat( m, n, ia, ja, desc_dec, info, iia, jja)
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use psb_descriptor_type
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use psb_const_mod
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use psb_error_mod
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implicit none
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integer, intent(in) :: m,n,ia,ja
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type(psb_desc_type), intent(in) :: desc_dec
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integer, intent(out) :: info
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integer, optional :: iia, jja
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! locals
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|
|
integer :: err_act, int_err(5)
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|
|
character(len=20) :: name, ch_err
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|
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|
if(psb_get_errstatus() /= 0) return
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info=0
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name='psb_chkmat'
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call psb_erractionsave(err_act)
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|
if (m < 0) then
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info=10
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int_err(1) = 1
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int_err(2) = m
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|
else if (n < 0) then
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|
info=10
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|
int_err(1) = 3
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int_err(2) = n
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|
else if ((ia < 1) .and. (m /= 0)) then
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|
|
info=20
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|
|
int_err(1) = 4
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|
|
int_err(2) = ia
|
|
|
|
else if ((ja < 1) .and. (n /= 0)) then
|
|
|
|
info=20
|
|
|
|
int_err(1) = 5
|
|
|
|
int_err(2) = ja
|
|
|
|
else if (psb_cd_get_local_cols(desc_dec) < 0) then
|
|
|
|
info=40
|
|
|
|
int_err(1) = 6
|
|
|
|
int_err(2) = psb_n_col_
|
|
|
|
int_err(3) = psb_cd_get_local_cols(desc_dec)
|
|
|
|
else if (psb_cd_get_local_rows(desc_dec) < 0) then
|
|
|
|
info=40
|
|
|
|
int_err(1) = 6
|
|
|
|
int_err(2) = psb_n_row_
|
|
|
|
int_err(3) = psb_cd_get_local_rows(desc_dec)
|
|
|
|
else if (psb_cd_get_global_rows(desc_dec) < m) then
|
|
|
|
info=60
|
|
|
|
int_err(1) = 1
|
|
|
|
int_err(2) = m
|
|
|
|
int_err(3) = 5
|
|
|
|
int_err(4) = psb_m_
|
|
|
|
int_err(5) = psb_cd_get_global_rows(desc_dec)
|
|
|
|
else if (psb_cd_get_global_rows(desc_dec) < m) then
|
|
|
|
info=60
|
|
|
|
int_err(1) = 2
|
|
|
|
int_err(2) = n
|
|
|
|
int_err(3) = 5
|
|
|
|
int_err(4) = psb_m_
|
|
|
|
int_err(5) = psb_cd_get_global_rows(desc_dec)
|
|
|
|
else if (psb_cd_get_global_rows(desc_dec) < ia) then
|
|
|
|
info=60
|
|
|
|
int_err(1) = 3
|
|
|
|
int_err(2) = ia
|
|
|
|
int_err(3) = 5
|
|
|
|
int_err(4) = psb_m_
|
|
|
|
int_err(5) = psb_cd_get_global_rows(desc_dec)
|
|
|
|
else if (psb_cd_get_global_cols(desc_dec) < ja) then
|
|
|
|
info=60
|
|
|
|
int_err(1) = 4
|
|
|
|
int_err(2) = ja
|
|
|
|
int_err(3) = 5
|
|
|
|
int_err(4) = psb_n_
|
|
|
|
int_err(5) = psb_cd_get_global_cols(desc_dec)
|
|
|
|
else if (psb_cd_get_global_rows(desc_dec) < (ia+m-1)) then
|
|
|
|
info=80
|
|
|
|
int_err(1) = 1
|
|
|
|
int_err(2) = m
|
|
|
|
int_err(3) = 3
|
|
|
|
int_err(4) = ia
|
|
|
|
else if (psb_cd_get_global_cols(desc_dec) < (ja+n-1)) then
|
|
|
|
info=80
|
|
|
|
int_err(1) = 2
|
|
|
|
int_err(2) = n
|
|
|
|
int_err(3) = 4
|
|
|
|
int_err(4) = ja
|
|
|
|
end if
|
|
|
|
|
|
|
|
if (info /= 0) then
|
|
|
|
call psb_errpush(info,name,i_err=int_err)
|
|
|
|
goto 9999
|
|
|
|
end if
|
|
|
|
|
|
|
|
! Compute local indices for submatrix starting
|
|
|
|
! at global indices ix and jx
|
|
|
|
if(present(iia).and.present(jja)) then
|
|
|
|
if (psb_cd_get_local_rows(desc_dec) > 0) then
|
|
|
|
iia=1
|
|
|
|
jja=1
|
|
|
|
else
|
|
|
|
iia=psb_cd_get_local_rows(desc_dec)+1
|
|
|
|
jja=psb_cd_get_local_cols(desc_dec)+1
|
|
|
|
end if
|
|
|
|
end if
|
|
|
|
|
|
|
|
call psb_erractionrestore(err_act)
|
|
|
|
return
|
|
|
|
|
|
|
|
9999 continue
|
|
|
|
call psb_erractionrestore(err_act)
|
|
|
|
|
|
|
|
if (err_act == psb_act_abort_) then
|
|
|
|
call psb_error()
|
|
|
|
return
|
|
|
|
end if
|
|
|
|
return
|
|
|
|
end subroutine psb_chkmat
|
|
|
|
|
|
|
|
end module psb_check_mod
|