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psblas3/prec/psb_z_base_prec_mod.f03

353 lines
10 KiB
Fortran

!!$
!!$ Parallel Sparse BLAS version 3.0
!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$
!!$ 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.
!!$
!!$
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!! Module to define PREC_DATA, !!
!! structure for preconditioning. !!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
module psb_z_base_prec_mod
! Reduces size of .mod file.
use psb_sparse_mod, only : psb_dpk_, psb_spk_, psb_long_int_k_,&
& psb_desc_type, psb_sizeof, psb_free, psb_cdfree,&
& psb_erractionsave, psb_erractionrestore, psb_error, psb_get_errstatus,&
& psb_z_sparse_mat
use psb_prec_const_mod
type psb_z_base_prec_type
contains
procedure, pass(prec) :: apply => psb_z_base_apply
procedure, pass(prec) :: precbld => psb_z_base_precbld
procedure, pass(prec) :: precseti => psb_z_base_precseti
procedure, pass(prec) :: precsetr => psb_z_base_precsetr
procedure, pass(prec) :: precsetc => psb_z_base_precsetc
procedure, pass(prec) :: sizeof => psb_z_base_sizeof
generic, public :: precset => precseti, precsetr, precsetc
procedure, pass(prec) :: precinit => psb_z_base_precinit
procedure, pass(prec) :: precfree => psb_z_base_precfree
procedure, pass(prec) :: precdescr => psb_z_base_precdescr
end type psb_z_base_prec_type
private :: psb_z_base_apply, psb_z_base_precbld, psb_z_base_precseti,&
& psb_z_base_precsetr, psb_z_base_precsetc, psb_z_base_sizeof,&
& psb_z_base_precinit, psb_z_base_precfree, psb_z_base_precdescr
contains
subroutine psb_z_base_apply(alpha,prec,x,beta,y,desc_data,info,trans,work)
use psb_sparse_mod
type(psb_desc_type),intent(in) :: desc_data
class(psb_z_base_prec_type), intent(in) :: prec
complex(psb_dpk_),intent(in) :: alpha, beta
complex(psb_dpk_),intent(in) :: x(:)
complex(psb_dpk_),intent(inout) :: y(:)
integer, intent(out) :: info
character(len=1), optional :: trans
complex(psb_dpk_),intent(inout), optional, target :: work(:)
Integer :: err_act, nrow
character(len=20) :: name='z_base_prec_apply'
call psb_erractionsave(err_act)
!
! This is the base version and we should throw an error.
! Or should it be the NULL preonditioner???
!
info = 700
call psb_errpush(info,name)
goto 9999
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_z_base_apply
subroutine psb_z_base_precinit(prec,info)
use psb_sparse_mod
Implicit None
class(psb_z_base_prec_type),intent(inout) :: prec
integer, intent(out) :: info
Integer :: err_act, nrow
character(len=20) :: name='z_base_precinit'
call psb_erractionsave(err_act)
!
! This is the base version and we should throw an error.
! Or should it be the NULL preonditioner???
!
info = 700
call psb_errpush(info,name)
goto 9999
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_z_base_precinit
subroutine psb_z_base_precbld(a,desc_a,prec,info,upd)
use psb_sparse_mod
Implicit None
type(psb_z_sparse_mat), intent(in), target :: a
type(psb_desc_type), intent(in), target :: desc_a
class(psb_z_base_prec_type),intent(inout) :: prec
integer, intent(out) :: info
character, intent(in), optional :: upd
Integer :: err_act, nrow
character(len=20) :: name='z_base_precbld'
call psb_erractionsave(err_act)
!
! This is the base version and we should throw an error.
! Or should it be the NULL preonditioner???
!
info = 700
call psb_errpush(info,name)
goto 9999
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_z_base_precbld
subroutine psb_z_base_precseti(prec,what,val,info)
use psb_sparse_mod
Implicit None
class(psb_z_base_prec_type),intent(inout) :: prec
integer, intent(in) :: what
integer, intent(in) :: val
integer, intent(out) :: info
Integer :: err_act, nrow
character(len=20) :: name='z_base_precseti'
call psb_erractionsave(err_act)
!
! This is the base version and we should throw an error.
! Or should it be the NULL preonditioner???
!
info = 700
call psb_errpush(info,name)
goto 9999
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_z_base_precseti
subroutine psb_z_base_precsetr(prec,what,val,info)
use psb_sparse_mod
Implicit None
class(psb_z_base_prec_type),intent(inout) :: prec
integer, intent(in) :: what
real(psb_dpk_), intent(in) :: val
integer, intent(out) :: info
Integer :: err_act, nrow
character(len=20) :: name='z_base_precsetr'
call psb_erractionsave(err_act)
!
! This is the base version and we should throw an error.
! Or should it be the NULL preonditioner???
!
info = 700
call psb_errpush(info,name)
goto 9999
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_z_base_precsetr
subroutine psb_z_base_precsetc(prec,what,val,info)
use psb_sparse_mod
Implicit None
class(psb_z_base_prec_type),intent(inout) :: prec
integer, intent(in) :: what
character(len=*), intent(in) :: val
integer, intent(out) :: info
Integer :: err_act, nrow
character(len=20) :: name='z_base_precsetc'
call psb_erractionsave(err_act)
!
! This is the base version and we should throw an error.
! Or should it be the NULL preonditioner???
!
info = 700
call psb_errpush(info,name)
goto 9999
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_z_base_precsetc
subroutine psb_z_base_precfree(prec,info)
use psb_sparse_mod
Implicit None
class(psb_z_base_prec_type), intent(inout) :: prec
integer, intent(out) :: info
Integer :: err_act, nrow
character(len=20) :: name='z_base_precfree'
call psb_erractionsave(err_act)
!
! This is the base version and we should throw an error.
! Or should it be the NULL preonditioner???
!
info = 700
call psb_errpush(info,name)
goto 9999
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_z_base_precfree
subroutine psb_z_base_precdescr(prec,iout)
use psb_sparse_mod
Implicit None
class(psb_z_base_prec_type), intent(in) :: prec
integer, intent(in), optional :: iout
Integer :: err_act, nrow, info
character(len=20) :: name='z_base_precdescr'
call psb_erractionsave(err_act)
!
! This is the base version and we should throw an error.
! Or should it be the NULL preonditioner???
!
info = 700
call psb_errpush(info,name)
goto 9999
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_z_base_precdescr
function psb_z_base_sizeof(prec) result(val)
use psb_sparse_mod
class(psb_z_base_prec_type), intent(in) :: prec
integer(psb_long_int_k_) :: val
val = 0
return
end function psb_z_base_sizeof
end module psb_z_base_prec_mod