psblas2-dev:
base/modules/psb_desc_type.f90 base/modules/psb_tools_mod.f90 base/serial/psb_dspcnv.f90 base/tools/Makefile base/tools/psb_cd_lstext.f90 base/tools/psb_dspins.f90 New inter-descriptor maps: first draft of routines allowing to build a linear map from DESC_1 to DESC_2psblas3-type-indexed
Salvatore Filippone
17 years ago
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ecea491a23
commit
0089d916b1
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!!$
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!!$ Parallel Sparse BLAS version 2.2
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!!$ (C) Copyright 2006/2007/2008
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!!$ 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_cdbldext.f90
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!
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! Subroutine: psb_cdbldext
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! This routine takes a matrix A with its descriptor, and builds the
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! auxiliary descriptor corresponding to the number of overlap levels
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! specified on input.
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Subroutine psb_cd_lstext(desc_a,in_list,desc_ov,info, mask,extype)
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use psb_tools_mod, psb_protect_name => psb_cd_lstext
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use psb_serial_mod
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use psb_descriptor_type
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use psb_error_mod
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use psb_penv_mod
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use psb_realloc_mod
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use psi_mod
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Implicit None
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! .. Array Arguments ..
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Type(psb_desc_type), Intent(in), target :: desc_a
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integer, intent(in) :: in_list(:)
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Type(psb_desc_type), Intent(out) :: desc_ov
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integer, intent(out) :: info
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logical, intent(in), optional, target :: mask(:)
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integer, intent(in),optional :: extype
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interface
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subroutine psb_icdasb(desc_a,info,ext_hv)
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use psb_descriptor_type
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Type(psb_desc_type), intent(inout) :: desc_a
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integer, intent(out) :: info
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logical, intent(in),optional :: ext_hv
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end subroutine psb_icdasb
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end interface
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integer icomm, err_act
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! .. Local Scalars ..
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Integer :: i, j, np, me,m,nnzero,&
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& ictxt, lovr, lworks,lworkr, n_row,n_col, int_err(5),&
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& index_dim,elem_dim, l_tmp_ovr_idx,l_tmp_halo, nztot,nhalo
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Integer :: counter,counter_h, counter_o, counter_e,idx,gidx,proc,n_elem_recv,&
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& n_elem_send,tot_recv,tot_elem,cntov_o,&
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& counter_t,n_elem,i_ovr,jj,proc_id,isz, nl, &
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& idxr, idxs, iszr, iszs, nxch, nsnd, nrcv,lidx, extype_
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Integer, allocatable :: tmp_halo(:),tmp_ovr_idx(:), orig_ovr(:)
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Integer,allocatable :: halo(:),works(:),workr(:),t_halo_in(:),&
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& t_halo_out(:),temp(:),maskr(:)
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Integer,allocatable :: brvindx(:),rvsz(:), bsdindx(:),sdsz(:)
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logical, allocatable, target :: lmask(:)
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logical, pointer :: mask_(:)
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integer :: debug_level, debug_unit
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character(len=20) :: name, ch_err
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name='psb_cd_lstext'
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info = 0
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call psb_erractionsave(err_act)
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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ictxt = psb_cd_get_context(desc_a)
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icomm = psb_cd_get_mpic(desc_a)
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Call psb_info(ictxt, me, np)
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If (debug_level >= psb_debug_outer_) &
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& Write(debug_unit,*) me,' ',trim(name),': start',size(in_list)
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m = psb_cd_get_local_rows(desc_a)
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n_row = psb_cd_get_local_rows(desc_a)
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n_col = psb_cd_get_local_cols(desc_a)
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nhalo = n_col-n_row
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nl = size(in_list)
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if (present(mask)) then
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if (size(mask) < nl) then
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info=4010
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call psb_errpush(info,name,a_err='size of mask')
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goto 9999
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end if
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mask_ => mask
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else
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allocate(lmask(nl),stat=info)
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if (info /= 0) then
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info=4010
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call psb_errpush(info,name,a_err='Allocat lmask')
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goto 9999
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end if
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lmask = .true.
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mask_ => lmask
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end if
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if (present(extype)) then
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extype_ = extype
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else
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extype_ = psb_ovt_xhal_
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endif
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),':Calling desccpy'
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call psb_cdcpy(desc_a,desc_ov,info)
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if (info /= 0) then
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info=4010
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ch_err='psb_cdcpy'
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call psb_errpush(info,name,a_err=ch_err)
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goto 9999
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end if
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),':From desccpy'
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call psb_cd_reinit(desc_ov,info)
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if (info == 0) call psb_cdins(nl,in_list,desc_ov,info,mask=mask_)
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! At this point we have added to the halo the indices in
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! in_list. Just call icdasb forcing to use
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! the halo_index provided. This is the same routine as gets
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! called inside CDASB.
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!
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if (debug_level >= psb_debug_outer_) then
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write(debug_unit,*) me,' ',trim(name),': converting indexes'
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call psb_barrier(ictxt)
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end if
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call psb_icdasb(desc_ov,info,ext_hv=.true.)
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call psb_cd_set_ovl_asb(desc_ov,info)
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if (info /= 0) then
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ch_err='sp_free'
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call psb_errpush(4013,name,a_err=ch_err,i_err=(/info,0,0,0,0/))
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goto 9999
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end if
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) me,' ',trim(name),': end'
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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(ictxt)
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return
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end if
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Return
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End Subroutine psb_cd_lstext
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