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psblas3/base/tools/psb_cd_switch_ovl_indxmap.f90

135 lines
4.4 KiB
Fortran

!
! Parallel Sparse BLAS version 3.5
! (C) Copyright 2006-2018
! Salvatore Filippone
! Alfredo Buttari
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions
! are met:
! 1. Redistributions of source code must retain the above copyright
! notice, this list of conditions and the following disclaimer.
! 2. Redistributions in binary form must reproduce the above copyright
! notice, this list of conditions, and the following disclaimer in the
! documentation and/or other materials provided with the distribution.
! 3. The name of the PSBLAS group or the names of its contributors may
! not be used to endorse or promote products derived from this
! software without specific written permission.
!
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! POSSIBILITY OF SUCH DAMAGE.
!
!
!
!
!
Subroutine psb_cd_switch_ovl_indxmap(desc,info)
use psb_base_mod, psb_protect_name => psb_cd_switch_ovl_indxmap
use psi_mod
Implicit None
! .. Array Arguments ..
Type(psb_desc_type), Intent(inout) :: desc
integer(psb_ipk_), intent(out) :: info
! .. Local Scalars ..
integer(psb_ipk_) :: i, j, np, me, ictxt, n_row, n_col
integer(psb_lpk_) :: mglob
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: vl(:)
integer(psb_ipk_) :: debug_level, debug_unit, ierr(5)
character(len=20) :: name, ch_err
name='cd_switch_ovl_indxmap'
info = psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc%get_context()
Call psb_info(ictxt, me, np)
If (debug_level >= psb_debug_outer_) &
& Write(debug_unit,*) me,' ',trim(name),&
& ': start'
mglob = desc%get_global_rows()
n_row = desc%get_local_rows()
n_col = desc%get_local_cols()
Allocate(vl(n_col),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
do i=1,n_col
vl(i) = i
end do
call desc%indxmap%l2gip(vl(1:n_col),info)
if (info /= psb_success_) then
ierr(1)=info
call psb_errpush(psb_err_from_subroutine_ai_,name,&
& a_err='map%l2g',i_err=ierr)
goto 9999
end if
call desc%indxmap%free()
deallocate(desc%indxmap)
if (psb_cd_choose_large_state(ictxt,mglob)) then
allocate(psb_hash_map :: desc%indxmap, stat=info)
else
allocate(psb_list_map :: desc%indxmap, stat=info)
end if
if (info == psb_success_)&
& call desc%indxmap%init(ictxt,vl(1:n_row),info)
if (info == psb_success_) call psb_cd_set_bld(desc,info)
if (info == psb_success_) &
& call desc%indxmap%g2lip_ins(vl(n_row+1:n_col),info)
if (info /= psb_success_) then
ierr(1) = info
call psb_errpush(psb_err_from_subroutine_ai_,name,&
& a_err='allocate/init',i_err=ierr)
goto 9999
end if
if (n_row /= desc%indxmap%get_lr()) then
write(debug_unit,*) me,' ',trim(name),&
& ': Local rows mismatch ',n_row,&
&desc%indxmap%get_lr(),desc%indxmap%get_fmt()
end if
if (n_col /= desc%indxmap%get_lc()) then
write(debug_unit,*) me,' ',trim(name),&
& ': Local cols mismatch ',n_col,&
&desc%indxmap%get_lc(),desc%indxmap%get_fmt()
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),&
& ': end',desc%indxmap%get_fmt()
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ictxt,err_act)
return
End Subroutine psb_cd_switch_ovl_indxmap