Simplified basic preconditioners.
Salvatore Filippone
18 years ago
parent
20d5e2ed40
commit
c61e0af41e
@ -1,205 +0,0 @@
|
||||
!!$
|
||||
!!$ Parallel Sparse BLAS v2.0
|
||||
!!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
|
||||
!!$ Alfredo Buttari University of Rome Tor Vergata
|
||||
!!$
|
||||
!!$ 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_dbaseprc_bld(a,desc_a,p,info,upd)
|
||||
|
||||
use psb_base_mod
|
||||
use psb_prec_type
|
||||
Implicit None
|
||||
|
||||
type(psb_dspmat_type), target :: a
|
||||
type(psb_desc_type), intent(in), target :: desc_a
|
||||
type(psb_dbaseprc_type),intent(inout) :: p
|
||||
integer, intent(out) :: info
|
||||
character, intent(in), optional :: upd
|
||||
|
||||
interface psb_diagsc_bld
|
||||
subroutine psb_ddiagsc_bld(a,desc_data,p,upd,info)
|
||||
use psb_base_mod
|
||||
use psb_prec_type
|
||||
integer, intent(out) :: info
|
||||
type(psb_dspmat_type), intent(in), target :: a
|
||||
type(psb_desc_type),intent(in) :: desc_data
|
||||
type(psb_dbaseprc_type), intent(inout) :: p
|
||||
character, intent(in) :: upd
|
||||
end subroutine psb_ddiagsc_bld
|
||||
end interface
|
||||
|
||||
interface psb_ilu_bld
|
||||
subroutine psb_dilu_bld(a,desc_data,p,upd,info)
|
||||
use psb_base_mod
|
||||
use psb_prec_type
|
||||
integer, intent(out) :: info
|
||||
type(psb_dspmat_type), intent(in), target :: a
|
||||
type(psb_desc_type),intent(in) :: desc_data
|
||||
type(psb_dbaseprc_type), intent(inout) :: p
|
||||
character, intent(in) :: upd
|
||||
end subroutine psb_dilu_bld
|
||||
end interface
|
||||
|
||||
! Local scalars
|
||||
Integer :: err, nnzero, n_row, n_col,I,j,k,ictxt,&
|
||||
& me,mycol,np,npcol,mglob,lw, mtype, nrg, nzg, err_act
|
||||
real(kind(1.d0)) :: temp, real_err(5)
|
||||
real(kind(1.d0)),pointer :: gd(:), work(:)
|
||||
integer :: int_err(5)
|
||||
character :: iupd
|
||||
|
||||
logical, parameter :: debug=.false.
|
||||
integer,parameter :: iroot=0,iout=60,ilout=40
|
||||
character(len=20) :: name, ch_err
|
||||
|
||||
if(psb_get_errstatus().ne.0) return
|
||||
info=0
|
||||
err=0
|
||||
call psb_erractionsave(err_act)
|
||||
name = 'psb_baseprc_bld'
|
||||
|
||||
if (debug) write(0,*) 'Entering baseprc_bld'
|
||||
info = 0
|
||||
int_err(1) = 0
|
||||
ictxt = psb_cd_get_context(desc_a)
|
||||
n_row = psb_cd_get_local_rows(desc_a)
|
||||
n_col = psb_cd_get_local_cols(desc_a)
|
||||
mglob = psb_cd_get_global_rows(desc_a)
|
||||
|
||||
if (debug) write(0,*) 'Preconditioner Blacs_gridinfo'
|
||||
call psb_info(ictxt, me, np)
|
||||
|
||||
if (present(upd)) then
|
||||
if (debug) write(0,*) 'UPD ', upd
|
||||
if ((UPD.eq.'F').or.(UPD.eq.'T')) then
|
||||
IUPD=UPD
|
||||
else
|
||||
IUPD='F'
|
||||
endif
|
||||
else
|
||||
IUPD='F'
|
||||
endif
|
||||
|
||||
!
|
||||
! Should add check to ensure all procs have the same...
|
||||
!
|
||||
! ALso should define symbolic names for the preconditioners.
|
||||
!
|
||||
|
||||
call psb_check_def(p%iprcparm(p_type_),'base_prec',&
|
||||
& diagsc_,is_legal_base_prec)
|
||||
|
||||
call psb_nullify_desc(p%desc_data)
|
||||
|
||||
select case(p%iprcparm(p_type_))
|
||||
case (noprec_)
|
||||
! Do nothing.
|
||||
call psb_cdcpy(desc_a,p%desc_data,info)
|
||||
if(info /= 0) then
|
||||
info=4010
|
||||
ch_err='psb_cdcpy'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case (diagsc_)
|
||||
|
||||
call psb_diagsc_bld(a,desc_a,p,iupd,info)
|
||||
if(debug) write(0,*)me,': out of psb_diagsc_bld'
|
||||
if(info /= 0) then
|
||||
info=4010
|
||||
ch_err='psb_diagsc_bld'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case (bja_)
|
||||
|
||||
call psb_check_def(p%iprcparm(iren_),'renumbering',&
|
||||
& renum_none_,is_legal_renum)
|
||||
call psb_check_def(p%iprcparm(f_type_),'fact',&
|
||||
& f_ilu_n_,is_legal_ml_fact)
|
||||
|
||||
if (debug) write(0,*)me, ': Calling PSB_ILU_BLD'
|
||||
if (debug) call psb_barrier(ictxt)
|
||||
call psb_cdcpy(desc_a,p%desc_data,info)
|
||||
if(info /= 0) then
|
||||
info=4010
|
||||
ch_err='psb_cdcpy'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
select case(p%iprcparm(f_type_))
|
||||
|
||||
case(f_ilu_n_,f_ilu_e_)
|
||||
call psb_ilu_bld(a,desc_a,p,iupd,info)
|
||||
if(debug) write(0,*)me,': out of psb_ilu_bld'
|
||||
if (debug) call psb_barrier(ictxt)
|
||||
if(info /= 0) then
|
||||
info=4010
|
||||
ch_err='psb_ilu_bld'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(f_none_)
|
||||
write(0,*) 'Fact=None in BASEPRC_BLD Bja/ASM??'
|
||||
info=4010
|
||||
ch_err='Inconsistent prec f_none_'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
|
||||
case default
|
||||
write(0,*) 'Unknown factor type in baseprc_bld bja/asm: ',&
|
||||
&p%iprcparm(f_type_)
|
||||
info=4010
|
||||
ch_err='Unknown f_type_'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end select
|
||||
case default
|
||||
info=4010
|
||||
ch_err='Unknown p_type_'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
|
||||
end select
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act.eq.psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine psb_dbaseprc_bld
|
||||
|
||||
@ -1,204 +0,0 @@
|
||||
!!$
|
||||
!!$ Parallel Sparse BLAS v2.0
|
||||
!!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
|
||||
!!$ Alfredo Buttari University of Rome Tor Vergata
|
||||
!!$
|
||||
!!$ 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_zbaseprc_bld(a,desc_a,p,info,upd)
|
||||
|
||||
use psb_base_mod
|
||||
use psb_prec_type
|
||||
Implicit None
|
||||
|
||||
type(psb_zspmat_type), target :: a
|
||||
type(psb_desc_type), intent(in), target :: desc_a
|
||||
type(psb_zbaseprc_type),intent(inout) :: p
|
||||
integer, intent(out) :: info
|
||||
character, intent(in), optional :: upd
|
||||
|
||||
interface psb_diagsc_bld
|
||||
subroutine psb_zdiagsc_bld(a,desc_data,p,upd,info)
|
||||
use psb_base_mod
|
||||
use psb_prec_type
|
||||
integer, intent(out) :: info
|
||||
type(psb_zspmat_type), intent(in), target :: a
|
||||
type(psb_desc_type),intent(in) :: desc_data
|
||||
type(psb_zbaseprc_type), intent(inout) :: p
|
||||
character, intent(in) :: upd
|
||||
end subroutine psb_zdiagsc_bld
|
||||
end interface
|
||||
|
||||
interface psb_ilu_bld
|
||||
subroutine psb_zilu_bld(a,desc_data,p,upd,info)
|
||||
use psb_base_mod
|
||||
use psb_prec_type
|
||||
integer, intent(out) :: info
|
||||
type(psb_zspmat_type), intent(in), target :: a
|
||||
type(psb_desc_type),intent(in) :: desc_data
|
||||
type(psb_zbaseprc_type), intent(inout) :: p
|
||||
character, intent(in) :: upd
|
||||
end subroutine psb_zilu_bld
|
||||
end interface
|
||||
|
||||
! Local scalars
|
||||
Integer :: err, nnzero, n_row, n_col,I,j,k,ictxt,&
|
||||
& me,mycol,np,npcol,mglob,lw, mtype, nrg, nzg, err_act
|
||||
real(kind(1.d0)) :: temp, real_err(5)
|
||||
real(kind(1.d0)),pointer :: gd(:), work(:)
|
||||
integer :: int_err(5)
|
||||
character :: iupd
|
||||
|
||||
logical, parameter :: debug=.false.
|
||||
integer,parameter :: iroot=0,iout=60,ilout=40
|
||||
character(len=20) :: name, ch_err
|
||||
|
||||
if(psb_get_errstatus().ne.0) return
|
||||
info=0
|
||||
err=0
|
||||
call psb_erractionsave(err_act)
|
||||
name = 'psb_baseprc_bld'
|
||||
|
||||
if (debug) write(0,*) 'Entering baseprc_bld'
|
||||
info = 0
|
||||
int_err(1) = 0
|
||||
ictxt = psb_cd_get_context(desc_a)
|
||||
n_row = psb_cd_get_local_rows(desc_a)
|
||||
n_col = psb_cd_get_local_cols(desc_a)
|
||||
mglob = psb_cd_get_global_rows(desc_a)
|
||||
if (debug) write(0,*) 'Preconditioner Blacs_gridinfo'
|
||||
call psb_info(ictxt, me, np)
|
||||
|
||||
if (present(upd)) then
|
||||
if (debug) write(0,*) 'UPD ', upd
|
||||
if ((UPD.eq.'F').or.(UPD.eq.'T')) then
|
||||
IUPD=UPD
|
||||
else
|
||||
IUPD='F'
|
||||
endif
|
||||
else
|
||||
IUPD='F'
|
||||
endif
|
||||
|
||||
!
|
||||
! Should add check to ensure all procs have the same...
|
||||
!
|
||||
! ALso should define symbolic names for the preconditioners.
|
||||
!
|
||||
|
||||
call psb_check_def(p%iprcparm(p_type_),'base_prec',&
|
||||
& diagsc_,is_legal_base_prec)
|
||||
|
||||
call psb_nullify_desc(p%desc_data)
|
||||
|
||||
select case(p%iprcparm(p_type_))
|
||||
case (noprec_)
|
||||
! Do nothing.
|
||||
call psb_cdcpy(desc_a,p%desc_data,info)
|
||||
if(info /= 0) then
|
||||
info=4010
|
||||
ch_err='psb_cdcpy'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case (diagsc_)
|
||||
|
||||
call psb_diagsc_bld(a,desc_a,p,iupd,info)
|
||||
if(debug) write(0,*)me,': out of psb_diagsc_bld'
|
||||
if(info /= 0) then
|
||||
info=4010
|
||||
ch_err='psb_diagsc_bld'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case (bja_)
|
||||
|
||||
call psb_check_def(p%iprcparm(iren_),'renumbering',&
|
||||
& renum_none_,is_legal_renum)
|
||||
call psb_check_def(p%iprcparm(f_type_),'fact',&
|
||||
& f_ilu_n_,is_legal_ml_fact)
|
||||
|
||||
if (debug) write(0,*)me, ': Calling PSB_ILU_BLD'
|
||||
if (debug) call psb_barrier(ictxt)
|
||||
call psb_cdcpy(desc_a,p%desc_data,info)
|
||||
if(info /= 0) then
|
||||
info=4010
|
||||
ch_err='psb_cdcpy'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
select case(p%iprcparm(f_type_))
|
||||
|
||||
case(f_ilu_n_,f_ilu_e_)
|
||||
call psb_ilu_bld(a,desc_a,p,iupd,info)
|
||||
if(debug) write(0,*)me,': out of psb_ilu_bld'
|
||||
if (debug) call psb_barrier(ictxt)
|
||||
if(info /= 0) then
|
||||
info=4010
|
||||
ch_err='psb_ilu_bld'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
case(f_none_)
|
||||
write(0,*) 'Fact=None in BASEPRC_BLD Bja/ASM??'
|
||||
info=4010
|
||||
ch_err='Inconsistent prec f_none_'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
|
||||
case default
|
||||
write(0,*) 'Unknown factor type in baseprc_bld bja/asm: ',&
|
||||
&p%iprcparm(f_type_)
|
||||
info=4010
|
||||
ch_err='Unknown f_type_'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end select
|
||||
case default
|
||||
info=4010
|
||||
ch_err='Unknown p_type_'
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
|
||||
end select
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 continue
|
||||
call psb_erractionrestore(err_act)
|
||||
if (err_act.eq.psb_act_abort_) then
|
||||
call psb_error()
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
end subroutine psb_zbaseprc_bld
|
||||
|
||||
Loading…
Reference in New Issue