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mld2p4-2:

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mlprec/impl/Makefile
 mlprec/impl/mld_c_diag_solver_impl.f90
 mlprec/impl/mld_c_id_solver_impl.f90
 mlprec/impl/mld_d_diag_solver_impl.f90
 mlprec/impl/mld_d_id_solver_impl.f90
 mlprec/impl/mld_s_diag_solver_impl.f90
 mlprec/impl/mld_s_id_solver_impl.f90
 mlprec/impl/mld_z_diag_solver_impl.f90
 mlprec/impl/mld_z_id_solver_impl.f90
 mlprec/mld_c_diag_solver.f90
 mlprec/mld_c_id_solver.f90
 mlprec/mld_d_diag_solver.f90
 mlprec/mld_d_id_solver.f90
 mlprec/mld_s_diag_solver.f90
 mlprec/mld_s_id_solver.f90
 mlprec/mld_z_diag_solver.f90
 mlprec/mld_z_id_solver.f90


Split id_solver and diag_solver.
stopcriterion
Salvatore Filippone 13 years ago
parent 31613d98a0
commit 637863c057
17 changed files with 2556 additions and 2036 deletions
Show Stats Download Patch File Download Diff File

13
mlprec/impl/Makefile
Unescape Escape View File

@ -25,26 +25,29 @@ DINNEROBJS= mld_dcoarse_bld.o mld_dmlprec_bld.o \
mld_dilu0_fact.o mld_diluk_fact.o mld_dilut_fact.o mld_daggrmap_bld.o \
mld_d_dec_map_bld.o mld_dmlprec_aply.o mld_daggrmat_asb.o \
$(DMPFOBJS) mld_d_base_solver_impl.o mld_d_base_smoother_impl.o mld_d_onelev_impl.o\
mld_d_as_smoother_impl.o mld_d_jac_smoother_impl.o
mld_d_as_smoother_impl.o mld_d_jac_smoother_impl.o \
mld_d_diag_solver_impl.o mld_d_id_solver_impl.o
SINNEROBJS= mld_scoarse_bld.o mld_smlprec_bld.o \
mld_silu0_fact.o mld_siluk_fact.o mld_silut_fact.o mld_saggrmap_bld.o \
mld_s_dec_map_bld.o mld_smlprec_aply.o mld_saggrmat_asb.o \
$(SMPFOBJS) mld_s_base_solver_impl.o mld_s_base_smoother_impl.o mld_s_onelev_impl.o\
mld_s_as_smoother_impl.o mld_s_jac_smoother_impl.o
mld_s_as_smoother_impl.o mld_s_jac_smoother_impl.o \
mld_s_diag_solver_impl.o mld_s_id_solver_impl.o
ZINNEROBJS= mld_zcoarse_bld.o mld_zmlprec_bld.o \
mld_zilu0_fact.o mld_ziluk_fact.o mld_zilut_fact.o mld_zaggrmap_bld.o \
mld_z_dec_map_bld.o mld_zmlprec_aply.o mld_zaggrmat_asb.o \
$(ZMPFOBJS) mld_z_base_solver_impl.o mld_z_base_smoother_impl.o mld_z_onelev_impl.o\
mld_z_as_smoother_impl.o mld_z_jac_smoother_impl.o
mld_z_as_smoother_impl.o mld_z_jac_smoother_impl.o \
mld_z_diag_solver_impl.o mld_z_id_solver_impl.o
CINNEROBJS= mld_ccoarse_bld.o mld_cmlprec_bld.o \
mld_cilu0_fact.o mld_ciluk_fact.o mld_cilut_fact.o mld_caggrmap_bld.o \
mld_c_dec_map_bld.o mld_cmlprec_aply.o mld_caggrmat_asb.o \
$(CMPFOBJS) mld_c_base_solver_impl.o mld_c_base_smoother_impl.o mld_c_onelev_impl.o\
mld_c_as_smoother_impl.o mld_c_jac_smoother_impl.o
mld_c_as_smoother_impl.o mld_c_jac_smoother_impl.o \
mld_c_diag_solver_impl.o mld_c_id_solver_impl.o
INNEROBJS= $(SINNEROBJS) $(DINNEROBJS) $(CINNEROBJS) $(ZINNEROBJS)

413
mlprec/impl/mld_c_diag_solver_impl.f90
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!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010, 2010
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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 mld_c_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_c_diag_solver, mld_protect_name => mld_c_diag_solver_apply_vect
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_diag_solver_type), intent(inout) :: sv
type(psb_c_vect_type), intent(inout) :: x
type(psb_c_vect_type), intent(inout) :: y
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='c_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (x%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/2,n_row,0,0,0/))
goto 9999
end if
if (y%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/3,n_row,0,0,0/))
goto 9999
end if
if (.not.allocated(sv%dv)) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
if (sv%dv%get_nrows() < n_row) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
call y%mlt(alpha,sv%dv,x,beta,info,conjgx=trans_)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='vect%mlt')
goto 9999
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 mld_c_diag_solver_apply_vect
subroutine mld_c_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_c_diag_solver, mld_protect_name => mld_c_diag_solver_apply
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_diag_solver_type), intent(in) :: sv
complex(psb_spk_), intent(inout) :: x(:)
complex(psb_spk_), intent(inout) :: y(:)
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='c_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (trans_ == 'C') then
if (beta == czero) then
if (alpha == czero) then
y(1:n_row) = czero
else if (alpha == cone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i)
end do
end if
else if (beta == cone) then
if (alpha == czero) then
!y(1:n_row) = czero
else if (alpha == cone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) + y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) + y(i)
end do
end if
else if (beta == -cone) then
if (alpha == czero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == cone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) - y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) - y(i)
end do
end if
else
if (alpha == czero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == cone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) + beta*y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) + beta*y(i)
end do
end if
end if
else if (trans_ /= 'C') then
if (beta == czero) then
if (alpha == czero) then
y(1:n_row) = czero
else if (alpha == cone) then
do i=1, n_row
y(i) = sv%d(i) * x(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i)
end do
end if
else if (beta == cone) then
if (alpha == czero) then
!y(1:n_row) = czero
else if (alpha == cone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + y(i)
end do
end if
else if (beta == -cone) then
if (alpha == czero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == cone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) - y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) - y(i)
end do
end if
else
if (alpha == czero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == cone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + beta*y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + beta*y(i)
end do
end if
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 mld_c_diag_solver_apply
subroutine mld_c_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
use mld_c_diag_solver, mld_protect_name => mld_c_diag_solver_bld
Implicit None
! Arguments
type(psb_cspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_c_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_cspmat_type), intent(in), target, optional :: b
class(psb_c_base_sparse_mat), intent(in), optional :: amold
class(psb_c_base_vect_type), intent(in), optional :: vmold
! Local variables
integer :: n_row,n_col, nrow_a, nztota
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
character(len=20) :: name='c_diag_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
n_row = desc_a%get_local_rows()
nrow_a = a%get_nrows()
if (allocated(sv%d)) then
if (size(sv%d) < n_row) then
deallocate(sv%d)
endif
endif
if (.not.allocated(sv%d)) then
allocate(sv%d(n_row),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
endif
call a%get_diag(sv%d,info)
if (present(b)) then
if (info == psb_success_) call b%get_diag(sv%d(nrow_a+1:), info)
end if
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='get_diag')
goto 9999
end if
do i=1,n_row
if (sv%d(i) == czero) then
sv%d(i) = cone
else
sv%d(i) = cone/sv%d(i)
end if
end do
allocate(sv%dv,stat=info)
if (info == psb_success_) then
if (present(vmold)) then
allocate(sv%dv%v,mold=vmold,stat=info)
else
allocate(psb_c_base_vect_type :: sv%dv%v,stat=info)
end if
end if
if (info == psb_success_) then
call sv%dv%bld(sv%d)
else
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate sv%dv')
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 mld_c_diag_solver_bld

139
mlprec/impl/mld_c_id_solver_impl.f90
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@ -0,0 +1,139 @@
!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010, 2010
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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.
!!$
!!$
!
!
!
! Identity solver. Reference for nullprec.
!
!
subroutine mld_c_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_c_id_solver, mld_protect_name => mld_c_id_solver_apply_vect
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_id_solver_type), intent(inout) :: sv
type(psb_c_vect_type),intent(inout) :: x
type(psb_c_vect_type),intent(inout) :: y
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='c_id_solver_apply_vect'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 mld_c_id_solver_apply_vect
subroutine mld_c_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_c_id_solver, mld_protect_name => mld_c_id_solver_apply
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_id_solver_type), intent(in) :: sv
complex(psb_spk_),intent(inout) :: x(:)
complex(psb_spk_),intent(inout) :: y(:)
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='c_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 mld_c_id_solver_apply

413
mlprec/impl/mld_d_diag_solver_impl.f90
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!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010, 2010
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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 mld_d_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_d_diag_solver, mld_protect_name => mld_d_diag_solver_apply_vect
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_diag_solver_type), intent(inout) :: sv
type(psb_d_vect_type), intent(inout) :: x
type(psb_d_vect_type), intent(inout) :: y
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='d_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (x%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/2,n_row,0,0,0/))
goto 9999
end if
if (y%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/3,n_row,0,0,0/))
goto 9999
end if
if (.not.allocated(sv%dv)) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
if (sv%dv%get_nrows() < n_row) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
call y%mlt(alpha,sv%dv,x,beta,info,conjgx=trans_)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='vect%mlt')
goto 9999
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 mld_d_diag_solver_apply_vect
subroutine mld_d_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_d_diag_solver, mld_protect_name => mld_d_diag_solver_apply
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_diag_solver_type), intent(in) :: sv
real(psb_dpk_), intent(inout) :: x(:)
real(psb_dpk_), intent(inout) :: y(:)
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='d_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (trans_ == 'C') then
if (beta == dzero) then
if (alpha == dzero) then
y(1:n_row) = dzero
else if (alpha == done) then
do i=1, n_row
y(i) = (sv%d(i)) * x(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -(sv%d(i)) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * (sv%d(i)) * x(i)
end do
end if
else if (beta == done) then
if (alpha == dzero) then
!y(1:n_row) = dzero
else if (alpha == done) then
do i=1, n_row
y(i) = (sv%d(i)) * x(i) + y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -(sv%d(i)) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * (sv%d(i)) * x(i) + y(i)
end do
end if
else if (beta == -done) then
if (alpha == dzero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == done) then
do i=1, n_row
y(i) = (sv%d(i)) * x(i) - y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -(sv%d(i)) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * (sv%d(i)) * x(i) - y(i)
end do
end if
else
if (alpha == dzero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == done) then
do i=1, n_row
y(i) = (sv%d(i)) * x(i) + beta*y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -(sv%d(i)) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * (sv%d(i)) * x(i) + beta*y(i)
end do
end if
end if
else if (trans_ /= 'C') then
if (beta == dzero) then
if (alpha == dzero) then
y(1:n_row) = dzero
else if (alpha == done) then
do i=1, n_row
y(i) = sv%d(i) * x(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -sv%d(i) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i)
end do
end if
else if (beta == done) then
if (alpha == dzero) then
!y(1:n_row) = dzero
else if (alpha == done) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + y(i)
end do
end if
else if (beta == -done) then
if (alpha == dzero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == done) then
do i=1, n_row
y(i) = sv%d(i) * x(i) - y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) - y(i)
end do
end if
else
if (alpha == dzero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == done) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + beta*y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + beta*y(i)
end do
end if
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 mld_d_diag_solver_apply
subroutine mld_d_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
use mld_d_diag_solver, mld_protect_name => mld_d_diag_solver_bld
Implicit None
! Arguments
type(psb_dspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_d_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_dspmat_type), intent(in), target, optional :: b
class(psb_d_base_sparse_mat), intent(in), optional :: amold
class(psb_d_base_vect_type), intent(in), optional :: vmold
! Local variables
integer :: n_row,n_col, nrow_a, nztota
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
character(len=20) :: name='d_diag_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
n_row = desc_a%get_local_rows()
nrow_a = a%get_nrows()
if (allocated(sv%d)) then
if (size(sv%d) < n_row) then
deallocate(sv%d)
endif
endif
if (.not.allocated(sv%d)) then
allocate(sv%d(n_row),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
endif
call a%get_diag(sv%d,info)
if (present(b)) then
if (info == psb_success_) call b%get_diag(sv%d(nrow_a+1:), info)
end if
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='get_diag')
goto 9999
end if
do i=1,n_row
if (sv%d(i) == dzero) then
sv%d(i) = done
else
sv%d(i) = done/sv%d(i)
end if
end do
allocate(sv%dv,stat=info)
if (info == psb_success_) then
if (present(vmold)) then
allocate(sv%dv%v,mold=vmold,stat=info)
else
allocate(psb_d_base_vect_type :: sv%dv%v,stat=info)
end if
end if
if (info == psb_success_) then
call sv%dv%bld(sv%d)
else
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate sv%dv')
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 mld_d_diag_solver_bld

139
mlprec/impl/mld_d_id_solver_impl.f90
Unescape Escape View File

@ -0,0 +1,139 @@
!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010, 2010
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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.
!!$
!!$
!
!
!
! Identity solver. Reference for nullprec.
!
!
subroutine mld_d_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_d_id_solver, mld_protect_name => mld_d_id_solver_apply_vect
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_id_solver_type), intent(inout) :: sv
type(psb_d_vect_type),intent(inout) :: x
type(psb_d_vect_type),intent(inout) :: y
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='d_id_solver_apply_vect'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 mld_d_id_solver_apply_vect
subroutine mld_d_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_d_id_solver, mld_protect_name => mld_d_id_solver_apply
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_id_solver_type), intent(in) :: sv
real(psb_dpk_),intent(inout) :: x(:)
real(psb_dpk_),intent(inout) :: y(:)
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='d_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 mld_d_id_solver_apply

413
mlprec/impl/mld_s_diag_solver_impl.f90
Unescape Escape View File

@ -0,0 +1,413 @@
!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010, 2010
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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 mld_s_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_s_diag_solver, mld_protect_name => mld_s_diag_solver_apply_vect
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_diag_solver_type), intent(inout) :: sv
type(psb_s_vect_type), intent(inout) :: x
type(psb_s_vect_type), intent(inout) :: y
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='s_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (x%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/2,n_row,0,0,0/))
goto 9999
end if
if (y%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/3,n_row,0,0,0/))
goto 9999
end if
if (.not.allocated(sv%dv)) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
if (sv%dv%get_nrows() < n_row) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
call y%mlt(alpha,sv%dv,x,beta,info,conjgx=trans_)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='vect%mlt')
goto 9999
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 mld_s_diag_solver_apply_vect
subroutine mld_s_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_s_diag_solver, mld_protect_name => mld_s_diag_solver_apply
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_diag_solver_type), intent(in) :: sv
real(psb_spk_), intent(inout) :: x(:)
real(psb_spk_), intent(inout) :: y(:)
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='s_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (trans_ == 'C') then
if (beta == szero) then
if (alpha == szero) then
y(1:n_row) = szero
else if (alpha == sone) then
do i=1, n_row
y(i) = (sv%d(i)) * x(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -(sv%d(i)) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * (sv%d(i)) * x(i)
end do
end if
else if (beta == sone) then
if (alpha == szero) then
!y(1:n_row) = szero
else if (alpha == sone) then
do i=1, n_row
y(i) = (sv%d(i)) * x(i) + y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -(sv%d(i)) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * (sv%d(i)) * x(i) + y(i)
end do
end if
else if (beta == -sone) then
if (alpha == szero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == sone) then
do i=1, n_row
y(i) = (sv%d(i)) * x(i) - y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -(sv%d(i)) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * (sv%d(i)) * x(i) - y(i)
end do
end if
else
if (alpha == szero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == sone) then
do i=1, n_row
y(i) = (sv%d(i)) * x(i) + beta*y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -(sv%d(i)) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * (sv%d(i)) * x(i) + beta*y(i)
end do
end if
end if
else if (trans_ /= 'C') then
if (beta == szero) then
if (alpha == szero) then
y(1:n_row) = szero
else if (alpha == sone) then
do i=1, n_row
y(i) = sv%d(i) * x(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i)
end do
end if
else if (beta == sone) then
if (alpha == szero) then
!y(1:n_row) = szero
else if (alpha == sone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + y(i)
end do
end if
else if (beta == -sone) then
if (alpha == szero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == sone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) - y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) - y(i)
end do
end if
else
if (alpha == szero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == sone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + beta*y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + beta*y(i)
end do
end if
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 mld_s_diag_solver_apply
subroutine mld_s_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
use mld_s_diag_solver, mld_protect_name => mld_s_diag_solver_bld
Implicit None
! Arguments
type(psb_sspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_s_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_sspmat_type), intent(in), target, optional :: b
class(psb_s_base_sparse_mat), intent(in), optional :: amold
class(psb_s_base_vect_type), intent(in), optional :: vmold
! Local variables
integer :: n_row,n_col, nrow_a, nztota
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
character(len=20) :: name='s_diag_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
n_row = desc_a%get_local_rows()
nrow_a = a%get_nrows()
if (allocated(sv%d)) then
if (size(sv%d) < n_row) then
deallocate(sv%d)
endif
endif
if (.not.allocated(sv%d)) then
allocate(sv%d(n_row),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
endif
call a%get_diag(sv%d,info)
if (present(b)) then
if (info == psb_success_) call b%get_diag(sv%d(nrow_a+1:), info)
end if
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='get_diag')
goto 9999
end if
do i=1,n_row
if (sv%d(i) == szero) then
sv%d(i) = sone
else
sv%d(i) = sone/sv%d(i)
end if
end do
allocate(sv%dv,stat=info)
if (info == psb_success_) then
if (present(vmold)) then
allocate(sv%dv%v,mold=vmold,stat=info)
else
allocate(psb_s_base_vect_type :: sv%dv%v,stat=info)
end if
end if
if (info == psb_success_) then
call sv%dv%bld(sv%d)
else
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate sv%dv')
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 mld_s_diag_solver_bld

139
mlprec/impl/mld_s_id_solver_impl.f90
Unescape Escape View File

@ -0,0 +1,139 @@
!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010, 2010
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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.
!!$
!!$
!
!
!
! Identity solver. Reference for nullprec.
!
!
subroutine mld_s_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_s_id_solver, mld_protect_name => mld_s_id_solver_apply_vect
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_id_solver_type), intent(inout) :: sv
type(psb_s_vect_type),intent(inout) :: x
type(psb_s_vect_type),intent(inout) :: y
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='s_id_solver_apply_vect'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 mld_s_id_solver_apply_vect
subroutine mld_s_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_s_id_solver, mld_protect_name => mld_s_id_solver_apply
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_id_solver_type), intent(in) :: sv
real(psb_spk_),intent(inout) :: x(:)
real(psb_spk_),intent(inout) :: y(:)
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='s_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 mld_s_id_solver_apply

413
mlprec/impl/mld_z_diag_solver_impl.f90
Unescape Escape View File

@ -0,0 +1,413 @@
!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010, 2010
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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 mld_z_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_z_diag_solver, mld_protect_name => mld_z_diag_solver_apply_vect
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_diag_solver_type), intent(inout) :: sv
type(psb_z_vect_type), intent(inout) :: x
type(psb_z_vect_type), intent(inout) :: y
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='z_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (x%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/2,n_row,0,0,0/))
goto 9999
end if
if (y%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/3,n_row,0,0,0/))
goto 9999
end if
if (.not.allocated(sv%dv)) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
if (sv%dv%get_nrows() < n_row) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
call y%mlt(alpha,sv%dv,x,beta,info,conjgx=trans_)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='vect%mlt')
goto 9999
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 mld_z_diag_solver_apply_vect
subroutine mld_z_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_z_diag_solver, mld_protect_name => mld_z_diag_solver_apply
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_diag_solver_type), intent(in) :: sv
complex(psb_dpk_), intent(inout) :: x(:)
complex(psb_dpk_), intent(inout) :: y(:)
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='z_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (trans_ == 'C') then
if (beta == zzero) then
if (alpha == zzero) then
y(1:n_row) = zzero
else if (alpha == zone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i)
end do
end if
else if (beta == zone) then
if (alpha == zzero) then
!y(1:n_row) = zzero
else if (alpha == zone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) + y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) + y(i)
end do
end if
else if (beta == -zone) then
if (alpha == zzero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == zone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) - y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) - y(i)
end do
end if
else
if (alpha == zzero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == zone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) + beta*y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) + beta*y(i)
end do
end if
end if
else if (trans_ /= 'C') then
if (beta == zzero) then
if (alpha == zzero) then
y(1:n_row) = zzero
else if (alpha == zone) then
do i=1, n_row
y(i) = sv%d(i) * x(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i)
end do
end if
else if (beta == zone) then
if (alpha == zzero) then
!y(1:n_row) = zzero
else if (alpha == zone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + y(i)
end do
end if
else if (beta == -zone) then
if (alpha == zzero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == zone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) - y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) - y(i)
end do
end if
else
if (alpha == zzero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == zone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + beta*y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + beta*y(i)
end do
end if
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 mld_z_diag_solver_apply
subroutine mld_z_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
use mld_z_diag_solver, mld_protect_name => mld_z_diag_solver_bld
Implicit None
! Arguments
type(psb_zspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_z_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_zspmat_type), intent(in), target, optional :: b
class(psb_z_base_sparse_mat), intent(in), optional :: amold
class(psb_z_base_vect_type), intent(in), optional :: vmold
! Local variables
integer :: n_row,n_col, nrow_a, nztota
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
character(len=20) :: name='z_diag_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
n_row = desc_a%get_local_rows()
nrow_a = a%get_nrows()
if (allocated(sv%d)) then
if (size(sv%d) < n_row) then
deallocate(sv%d)
endif
endif
if (.not.allocated(sv%d)) then
allocate(sv%d(n_row),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
endif
call a%get_diag(sv%d,info)
if (present(b)) then
if (info == psb_success_) call b%get_diag(sv%d(nrow_a+1:), info)
end if
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='get_diag')
goto 9999
end if
do i=1,n_row
if (sv%d(i) == zzero) then
sv%d(i) = zone
else
sv%d(i) = zone/sv%d(i)
end if
end do
allocate(sv%dv,stat=info)
if (info == psb_success_) then
if (present(vmold)) then
allocate(sv%dv%v,mold=vmold,stat=info)
else
allocate(psb_z_base_vect_type :: sv%dv%v,stat=info)
end if
end if
if (info == psb_success_) then
call sv%dv%bld(sv%d)
else
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate sv%dv')
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 mld_z_diag_solver_bld

139
mlprec/impl/mld_z_id_solver_impl.f90
Unescape Escape View File

@ -0,0 +1,139 @@
!!$
!!$
!!$ MLD2P4 version 2.0
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.0)
!!$
!!$ (C) Copyright 2008,2009,2010, 2010
!!$
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$ Pasqua D'Ambra ICAR-CNR, Naples
!!$ Daniela di Serafino Second University of Naples
!!$
!!$ 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 MLD2P4 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 MLD2P4 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.
!!$
!!$
!
!
!
! Identity solver. Reference for nullprec.
!
!
subroutine mld_z_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_z_id_solver, mld_protect_name => mld_z_id_solver_apply_vect
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_id_solver_type), intent(inout) :: sv
type(psb_z_vect_type),intent(inout) :: x
type(psb_z_vect_type),intent(inout) :: y
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='z_id_solver_apply_vect'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 mld_z_id_solver_apply_vect
subroutine mld_z_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
use mld_z_id_solver, mld_protect_name => mld_z_id_solver_apply
implicit none
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_id_solver_type), intent(in) :: sv
complex(psb_dpk_),intent(inout) :: x(:)
complex(psb_dpk_),intent(inout) :: y(:)
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='z_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 mld_z_id_solver_apply

493
mlprec/mld_c_diag_solver.f90
Unescape Escape View File

@ -51,9 +51,9 @@ module mld_c_diag_solver
type(psb_c_vect_type), allocatable :: dv
complex(psb_spk_), allocatable :: d(:)
contains
procedure, pass(sv) :: build => c_diag_solver_bld
procedure, pass(sv) :: apply_v => c_diag_solver_apply_vect
procedure, pass(sv) :: apply_a => c_diag_solver_apply
procedure, pass(sv) :: build => mld_c_diag_solver_bld
procedure, pass(sv) :: apply_v => mld_c_diag_solver_apply_vect
procedure, pass(sv) :: apply_a => mld_c_diag_solver_apply
procedure, pass(sv) :: free => c_diag_solver_free
procedure, pass(sv) :: seti => c_diag_solver_seti
procedure, pass(sv) :: setc => c_diag_solver_setc
@ -64,385 +64,63 @@ module mld_c_diag_solver
end type mld_c_diag_solver_type
private :: c_diag_solver_bld, c_diag_solver_apply, &
& c_diag_solver_free, c_diag_solver_seti, &
private :: c_diag_solver_free, c_diag_solver_seti, &
& c_diag_solver_setc, c_diag_solver_setr,&
& c_diag_solver_descr, c_diag_solver_sizeof,&
& c_diag_solver_get_nzeros
interface mld_c_diag_solver_apply_vect
subroutine mld_c_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_cspmat_type, psb_c_base_sparse_mat, &
& psb_c_vect_type, psb_c_base_vect_type, psb_spk_, mld_c_diag_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_diag_solver_type), intent(inout) :: sv
type(psb_c_vect_type), intent(inout) :: x
type(psb_c_vect_type), intent(inout) :: y
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_c_diag_solver_apply_vect
end interface mld_c_diag_solver_apply_vect
interface mld_c_diag_solver_apply
subroutine mld_c_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_cspmat_type, psb_c_base_sparse_mat, &
& psb_c_vect_type, psb_c_base_vect_type, psb_spk_, mld_c_diag_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_diag_solver_type), intent(in) :: sv
complex(psb_spk_), intent(inout) :: x(:)
complex(psb_spk_), intent(inout) :: y(:)
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_c_diag_solver_apply
end interface mld_c_diag_solver_apply
interface mld_c_diag_solver_bld
subroutine mld_c_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
import :: psb_desc_type, psb_cspmat_type, psb_c_base_sparse_mat, &
& psb_c_vect_type, psb_c_base_vect_type, psb_spk_, mld_c_diag_solver_type
type(psb_cspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_c_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_cspmat_type), intent(in), target, optional :: b
class(psb_c_base_sparse_mat), intent(in), optional :: amold
class(psb_c_base_vect_type), intent(in), optional :: vmold
end subroutine mld_c_diag_solver_bld
end interface mld_c_diag_solver_bld
contains
subroutine c_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_diag_solver_type), intent(inout) :: sv
type(psb_c_vect_type), intent(inout) :: x
type(psb_c_vect_type), intent(inout) :: y
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='c_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (x%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/2,nrow,0,0,0/))
goto 9999
end if
if (y%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/3,nrow,0,0,0/))
goto 9999
end if
if (.not.allocated(sv%dv)) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
if (sv%dv%get_nrows() < n_row) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
call y%mlt(alpha,sv%dv,x,beta,info,trans=trans_)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='vect%mlt')
goto 9999
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 c_diag_solver_apply_vect
subroutine c_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_diag_solver_type), intent(in) :: sv
complex(psb_spk_), intent(inout) :: x(:)
complex(psb_spk_), intent(inout) :: y(:)
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='c_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (trans_ == 'C') then
if (beta == czero) then
if (alpha == czero) then
y(1:n_row) = czero
else if (alpha == cone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i)
end do
end if
else if (beta == cone) then
if (alpha == czero) then
!y(1:n_row) = czero
else if (alpha == cone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) + y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) + y(i)
end do
end if
else if (beta == -cone) then
if (alpha == czero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == cone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) - y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) - y(i)
end do
end if
else
if (alpha == czero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == cone) then
do i=1, n_row
y(i) = conjg(sv%d(i)) * x(i) + beta*y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -conjg(sv%d(i)) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * conjg(sv%d(i)) * x(i) + beta*y(i)
end do
end if
end if
else if (trans_ /= 'C') then
if (beta == czero) then
if (alpha == czero) then
y(1:n_row) = czero
else if (alpha == cone) then
do i=1, n_row
y(i) = sv%d(i) * x(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i)
end do
end if
else if (beta == cone) then
if (alpha == czero) then
!y(1:n_row) = czero
else if (alpha == cone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + y(i)
end do
end if
else if (beta == -cone) then
if (alpha == czero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == cone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) - y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) - y(i)
end do
end if
else
if (alpha == czero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == cone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + beta*y(i)
end do
else if (alpha == -cone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + beta*y(i)
end do
end if
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 c_diag_solver_apply
subroutine c_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
Implicit None
! Arguments
type(psb_cspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_c_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_cspmat_type), intent(in), target, optional :: b
class(psb_c_base_sparse_mat), intent(in), optional :: amold
class(psb_c_base_vect_type), intent(in), optional :: vmold
! Local variables
integer :: n_row,n_col, nrow_a, nztota
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
character(len=20) :: name='c_diag_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
n_row = desc_a%get_local_rows()
nrow_a = a%get_nrows()
if (allocated(sv%d)) then
if (size(sv%d) < n_row) then
deallocate(sv%d)
endif
endif
if (.not.allocated(sv%d)) then
allocate(sv%d(n_row),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
endif
call a%get_diag(sv%d,info)
if (present(b)) then
if (info == psb_success_) call b%get_diag(sv%d(nrow_a+1:), info)
end if
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='get_diag')
goto 9999
end if
do i=1,n_row
if (sv%d(i) == czero) then
sv%d(i) = cone
else
sv%d(i) = cone/sv%d(i)
end if
end do
allocate(sv%dv,stat=info)
if (info == psb_success_) then
if (present(vmold)) then
allocate(sv%dv%v,mold=vmold,stat=info)
else
allocate(psb_c_base_vect_type :: sv%dv%v,stat=info)
end if
end if
if (info == psb_success_) then
call sv%dv%bld(sv%d)
else
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate sv%dv')
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 c_diag_solver_bld
subroutine c_diag_solver_seti(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -454,34 +132,14 @@ contains
character(len=20) :: name='c_diag_solver_seti'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$ select case(what)
!!$ case(mld_sub_solve_)
!!$ sv%fact_type = val
!!$ case(mld_sub_fillin_)
!!$ sv%fill_in = val
!!$ case default
!!$ write(0,*) name,': Error: invalid WHAT'
!!$ info = -2
!!$ end select
!!$
!!$ 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 c_diag_solver_seti
subroutine c_diag_solver_setc(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -493,33 +151,12 @@ contains
character(len=20) :: name='c_diag_solver_setc'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$
!!$ call mld_stringval(val,ival,info)
!!$ if (info == psb_success_) call sv%set(what,ival,info)
!!$ if (info /= psb_success_) then
!!$ info = psb_err_from_subroutine_
!!$ call psb_errpush(info, name)
!!$ goto 9999
!!$ 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 c_diag_solver_setc
subroutine c_diag_solver_setr(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -531,33 +168,13 @@ contains
character(len=20) :: name='c_diag_solver_setr'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$ select case(what)
!!$ case(mld_sub_iluthrs_)
!!$ sv%thresh = val
!!$ case default
!!$ write(0,*) name,': Error: invalid WHAT'
!!$ info = -2
!!$ goto 9999
!!$ end select
!!$
!!$ 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 c_diag_solver_setr
subroutine c_diag_solver_free(sv,info)
use psb_base_mod
Implicit None
! Arguments
@ -594,8 +211,6 @@ contains
subroutine c_diag_solver_descr(sv,info,iout,coarse)
use psb_base_mod
Implicit None
! Arguments
@ -624,7 +239,6 @@ contains
end subroutine c_diag_solver_descr
function c_diag_solver_sizeof(sv) result(val)
use psb_base_mod
implicit none
! Arguments
class(mld_c_diag_solver_type), intent(in) :: sv
@ -638,7 +252,6 @@ contains
end function c_diag_solver_sizeof
function c_diag_solver_get_nzeros(sv) result(val)
use psb_base_mod
implicit none
! Arguments
class(mld_c_diag_solver_type), intent(in) :: sv

159
mlprec/mld_c_id_solver.f90
Unescape Escape View File

@ -50,8 +50,8 @@ module mld_c_id_solver
type, extends(mld_c_base_solver_type) :: mld_c_id_solver_type
contains
procedure, pass(sv) :: build => c_id_solver_bld
procedure, pass(sv) :: apply_v => c_id_solver_apply_vect
procedure, pass(sv) :: apply_a => c_id_solver_apply
procedure, pass(sv) :: apply_v => mld_c_id_solver_apply_vect
procedure, pass(sv) :: apply_a => mld_c_id_solver_apply
procedure, pass(sv) :: free => c_id_solver_free
procedure, pass(sv) :: seti => c_id_solver_seti
procedure, pass(sv) :: setc => c_id_solver_setc
@ -60,111 +60,46 @@ module mld_c_id_solver
end type mld_c_id_solver_type
private :: c_id_solver_bld, c_id_solver_apply, &
private :: c_id_solver_bld, &
& c_id_solver_free, c_id_solver_seti, &
& c_id_solver_setc, c_id_solver_setr,&
& c_id_solver_descr
interface mld_c_id_solver_apply_vect
subroutine mld_c_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_cspmat_type, psb_c_base_sparse_mat, &
& psb_c_vect_type, psb_c_base_vect_type, psb_spk_, mld_c_id_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_id_solver_type), intent(inout) :: sv
type(psb_c_vect_type),intent(inout) :: x
type(psb_c_vect_type),intent(inout) :: y
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_c_id_solver_apply_vect
end interface mld_c_id_solver_apply_vect
interface mld_c_id_solver_apply
subroutine mld_c_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_cspmat_type, psb_c_base_sparse_mat, &
& psb_c_vect_type, psb_c_base_vect_type, psb_spk_, mld_c_id_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_id_solver_type), intent(in) :: sv
complex(psb_spk_),intent(inout) :: x(:)
complex(psb_spk_),intent(inout) :: y(:)
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_c_id_solver_apply
end interface mld_c_id_solver_apply
contains
subroutine c_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_id_solver_type), intent(inout) :: sv
type(psb_c_vect_type),intent(inout) :: x
type(psb_c_vect_type),intent(inout) :: y
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='c_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 c_id_solver_apply_vect
subroutine c_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_c_id_solver_type), intent(in) :: sv
complex(psb_spk_),intent(inout) :: x(:)
complex(psb_spk_),intent(inout) :: y(:)
complex(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='c_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 c_id_solver_apply
subroutine c_id_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
Implicit None
! Arguments
@ -183,35 +118,13 @@ contains
character(len=20) :: name='c_id_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 c_id_solver_bld
subroutine c_id_solver_seti(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -230,8 +143,6 @@ contains
subroutine c_id_solver_setc(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -249,8 +160,6 @@ contains
subroutine c_id_solver_setr(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -269,8 +178,6 @@ contains
subroutine c_id_solver_free(sv,info)
use psb_base_mod
Implicit None
! Arguments
@ -286,8 +193,6 @@ contains
subroutine c_id_solver_descr(sv,info,iout,coarse)
use psb_base_mod
Implicit None
! Arguments

414
mlprec/mld_d_diag_solver.f90
Unescape Escape View File

@ -51,9 +51,9 @@ module mld_d_diag_solver
type(psb_d_vect_type), allocatable :: dv
real(psb_dpk_), allocatable :: d(:)
contains
procedure, pass(sv) :: build => d_diag_solver_bld
procedure, pass(sv) :: apply_v => d_diag_solver_apply_vect
procedure, pass(sv) :: apply_a => d_diag_solver_apply
procedure, pass(sv) :: build => mld_d_diag_solver_bld
procedure, pass(sv) :: apply_v => mld_d_diag_solver_apply_vect
procedure, pass(sv) :: apply_a => mld_d_diag_solver_apply
procedure, pass(sv) :: free => d_diag_solver_free
procedure, pass(sv) :: seti => d_diag_solver_seti
procedure, pass(sv) :: setc => d_diag_solver_setc
@ -64,306 +64,63 @@ module mld_d_diag_solver
end type mld_d_diag_solver_type
private :: d_diag_solver_bld, d_diag_solver_apply, &
& d_diag_solver_free, d_diag_solver_seti, &
private :: d_diag_solver_free, d_diag_solver_seti, &
& d_diag_solver_setc, d_diag_solver_setr,&
& d_diag_solver_descr, d_diag_solver_sizeof,&
& d_diag_solver_get_nzeros
interface mld_d_diag_solver_apply_vect
subroutine mld_d_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, &
& psb_d_vect_type, psb_d_base_vect_type, psb_dpk_, mld_d_diag_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_diag_solver_type), intent(inout) :: sv
type(psb_d_vect_type), intent(inout) :: x
type(psb_d_vect_type), intent(inout) :: y
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_d_diag_solver_apply_vect
end interface mld_d_diag_solver_apply_vect
interface mld_d_diag_solver_apply
subroutine mld_d_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, &
& psb_d_vect_type, psb_d_base_vect_type, psb_dpk_, mld_d_diag_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_diag_solver_type), intent(in) :: sv
real(psb_dpk_), intent(inout) :: x(:)
real(psb_dpk_), intent(inout) :: y(:)
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_d_diag_solver_apply
end interface mld_d_diag_solver_apply
interface mld_d_diag_solver_bld
subroutine mld_d_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, &
& psb_d_vect_type, psb_d_base_vect_type, psb_dpk_, mld_d_diag_solver_type
type(psb_dspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_d_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_dspmat_type), intent(in), target, optional :: b
class(psb_d_base_sparse_mat), intent(in), optional :: amold
class(psb_d_base_vect_type), intent(in), optional :: vmold
end subroutine mld_d_diag_solver_bld
end interface mld_d_diag_solver_bld
contains
subroutine d_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_diag_solver_type), intent(inout) :: sv
type(psb_d_vect_type), intent(inout) :: x
type(psb_d_vect_type), intent(inout) :: y
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='d_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (x%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/2,nrow,0,0,0/))
goto 9999
end if
if (y%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/3,nrow,0,0,0/))
goto 9999
end if
if (.not.allocated(sv%dv)) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
if (sv%dv%get_nrows() < n_row) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
call y%mlt(alpha,sv%dv,x,beta,info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='vect%mlt')
goto 9999
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 d_diag_solver_apply_vect
subroutine d_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_diag_solver_type), intent(in) :: sv
real(psb_dpk_), intent(inout) :: x(:)
real(psb_dpk_), intent(inout) :: y(:)
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='d_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (beta == dzero) then
if (alpha == dzero) then
y(1:n_row) = dzero
else if (alpha == done) then
do i=1, n_row
y(i) = sv%d(i) * x(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -sv%d(i) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i)
end do
end if
else if (beta == done) then
if (alpha == dzero) then
!y(1:n_row) = dzero
else if (alpha == done) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + y(i)
end do
end if
else if (beta == -done) then
if (alpha == dzero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == done) then
do i=1, n_row
y(i) = sv%d(i) * x(i) - y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) - y(i)
end do
end if
else
if (alpha == dzero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == done) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + beta*y(i)
end do
else if (alpha == -done) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + beta*y(i)
end do
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 d_diag_solver_apply
subroutine d_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
Implicit None
! Arguments
type(psb_dspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_d_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_dspmat_type), intent(in), target, optional :: b
class(psb_d_base_sparse_mat), intent(in), optional :: amold
class(psb_d_base_vect_type), intent(in), optional :: vmold
! Local variables
integer :: n_row,n_col, nrow_a, nztota
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
character(len=20) :: name='d_diag_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
n_row = desc_a%get_local_rows()
nrow_a = a%get_nrows()
if (allocated(sv%d)) then
if (size(sv%d) < n_row) then
deallocate(sv%d)
endif
endif
if (.not.allocated(sv%d)) then
allocate(sv%d(n_row),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
endif
call a%get_diag(sv%d,info)
if (present(b)) then
if (info == psb_success_) call b%get_diag(sv%d(nrow_a+1:), info)
end if
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='get_diag')
goto 9999
end if
do i=1,n_row
if (sv%d(i) == dzero) then
sv%d(i) = done
else
sv%d(i) = done/sv%d(i)
end if
end do
allocate(sv%dv,stat=info)
if (info == psb_success_) then
if (present(vmold)) then
allocate(sv%dv%v,mold=vmold,stat=info)
else
allocate(psb_d_base_vect_type :: sv%dv%v,stat=info)
end if
end if
if (info == psb_success_) then
call sv%dv%bld(sv%d)
else
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate sv%dv')
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 d_diag_solver_bld
subroutine d_diag_solver_seti(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -375,34 +132,14 @@ contains
character(len=20) :: name='d_diag_solver_seti'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$ select case(what)
!!$ case(mld_sub_solve_)
!!$ sv%fact_type = val
!!$ case(mld_sub_fillin_)
!!$ sv%fill_in = val
!!$ case default
!!$ write(0,*) name,': Error: invalid WHAT'
!!$ info = -2
!!$ end select
!!$
!!$ 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 d_diag_solver_seti
subroutine d_diag_solver_setc(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -414,33 +151,12 @@ contains
character(len=20) :: name='d_diag_solver_setc'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$
!!$ call mld_stringval(val,ival,info)
!!$ if (info == psb_success_) call sv%set(what,ival,info)
!!$ if (info /= psb_success_) then
!!$ info = psb_err_from_subroutine_
!!$ call psb_errpush(info, name)
!!$ goto 9999
!!$ 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 d_diag_solver_setc
subroutine d_diag_solver_setr(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -452,33 +168,13 @@ contains
character(len=20) :: name='d_diag_solver_setr'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$ select case(what)
!!$ case(mld_sub_iluthrs_)
!!$ sv%thresh = val
!!$ case default
!!$ write(0,*) name,': Error: invalid WHAT'
!!$ info = -2
!!$ goto 9999
!!$ end select
!!$
!!$ 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 d_diag_solver_setr
subroutine d_diag_solver_free(sv,info)
use psb_base_mod
Implicit None
! Arguments
@ -515,8 +211,6 @@ contains
subroutine d_diag_solver_descr(sv,info,iout,coarse)
use psb_base_mod
Implicit None
! Arguments
@ -545,7 +239,6 @@ contains
end subroutine d_diag_solver_descr
function d_diag_solver_sizeof(sv) result(val)
use psb_base_mod
implicit none
! Arguments
class(mld_d_diag_solver_type), intent(in) :: sv
@ -559,7 +252,6 @@ contains
end function d_diag_solver_sizeof
function d_diag_solver_get_nzeros(sv) result(val)
use psb_base_mod
implicit none
! Arguments
class(mld_d_diag_solver_type), intent(in) :: sv

159
mlprec/mld_d_id_solver.f90
Unescape Escape View File

@ -50,8 +50,8 @@ module mld_d_id_solver
type, extends(mld_d_base_solver_type) :: mld_d_id_solver_type
contains
procedure, pass(sv) :: build => d_id_solver_bld
procedure, pass(sv) :: apply_v => d_id_solver_apply_vect
procedure, pass(sv) :: apply_a => d_id_solver_apply
procedure, pass(sv) :: apply_v => mld_d_id_solver_apply_vect
procedure, pass(sv) :: apply_a => mld_d_id_solver_apply
procedure, pass(sv) :: free => d_id_solver_free
procedure, pass(sv) :: seti => d_id_solver_seti
procedure, pass(sv) :: setc => d_id_solver_setc
@ -60,111 +60,46 @@ module mld_d_id_solver
end type mld_d_id_solver_type
private :: d_id_solver_bld, d_id_solver_apply, &
private :: d_id_solver_bld, &
& d_id_solver_free, d_id_solver_seti, &
& d_id_solver_setc, d_id_solver_setr,&
& d_id_solver_descr
interface mld_d_id_solver_apply_vect
subroutine mld_d_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, &
& psb_d_vect_type, psb_d_base_vect_type, psb_dpk_, mld_d_id_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_id_solver_type), intent(inout) :: sv
type(psb_d_vect_type),intent(inout) :: x
type(psb_d_vect_type),intent(inout) :: y
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_d_id_solver_apply_vect
end interface mld_d_id_solver_apply_vect
interface mld_d_id_solver_apply
subroutine mld_d_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_dspmat_type, psb_d_base_sparse_mat, &
& psb_d_vect_type, psb_d_base_vect_type, psb_dpk_, mld_d_id_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_id_solver_type), intent(in) :: sv
real(psb_dpk_),intent(inout) :: x(:)
real(psb_dpk_),intent(inout) :: y(:)
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_d_id_solver_apply
end interface mld_d_id_solver_apply
contains
subroutine d_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_id_solver_type), intent(inout) :: sv
type(psb_d_vect_type),intent(inout) :: x
type(psb_d_vect_type),intent(inout) :: y
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='d_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 d_id_solver_apply_vect
subroutine d_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_d_id_solver_type), intent(in) :: sv
real(psb_dpk_),intent(inout) :: x(:)
real(psb_dpk_),intent(inout) :: y(:)
real(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='d_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 d_id_solver_apply
subroutine d_id_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
Implicit None
! Arguments
@ -183,35 +118,13 @@ contains
character(len=20) :: name='d_id_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 d_id_solver_bld
subroutine d_id_solver_seti(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -230,8 +143,6 @@ contains
subroutine d_id_solver_setc(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -249,8 +160,6 @@ contains
subroutine d_id_solver_setr(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -269,8 +178,6 @@ contains
subroutine d_id_solver_free(sv,info)
use psb_base_mod
Implicit None
! Arguments
@ -286,8 +193,6 @@ contains
subroutine d_id_solver_descr(sv,info,iout,coarse)
use psb_base_mod
Implicit None
! Arguments

414
mlprec/mld_s_diag_solver.f90
Unescape Escape View File

@ -51,9 +51,9 @@ module mld_s_diag_solver
type(psb_s_vect_type), allocatable :: dv
real(psb_spk_), allocatable :: d(:)
contains
procedure, pass(sv) :: build => s_diag_solver_bld
procedure, pass(sv) :: apply_v => s_diag_solver_apply_vect
procedure, pass(sv) :: apply_a => s_diag_solver_apply
procedure, pass(sv) :: build => mld_s_diag_solver_bld
procedure, pass(sv) :: apply_v => mld_s_diag_solver_apply_vect
procedure, pass(sv) :: apply_a => mld_s_diag_solver_apply
procedure, pass(sv) :: free => s_diag_solver_free
procedure, pass(sv) :: seti => s_diag_solver_seti
procedure, pass(sv) :: setc => s_diag_solver_setc
@ -64,306 +64,63 @@ module mld_s_diag_solver
end type mld_s_diag_solver_type
private :: s_diag_solver_bld, s_diag_solver_apply, &
& s_diag_solver_free, s_diag_solver_seti, &
private :: s_diag_solver_free, s_diag_solver_seti, &
& s_diag_solver_setc, s_diag_solver_setr,&
& s_diag_solver_descr, s_diag_solver_sizeof,&
& s_diag_solver_get_nzeros
interface mld_s_diag_solver_apply_vect
subroutine mld_s_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_sspmat_type, psb_s_base_sparse_mat, &
& psb_s_vect_type, psb_s_base_vect_type, psb_spk_, mld_s_diag_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_diag_solver_type), intent(inout) :: sv
type(psb_s_vect_type), intent(inout) :: x
type(psb_s_vect_type), intent(inout) :: y
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_s_diag_solver_apply_vect
end interface mld_s_diag_solver_apply_vect
interface mld_s_diag_solver_apply
subroutine mld_s_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_sspmat_type, psb_s_base_sparse_mat, &
& psb_s_vect_type, psb_s_base_vect_type, psb_spk_, mld_s_diag_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_diag_solver_type), intent(in) :: sv
real(psb_spk_), intent(inout) :: x(:)
real(psb_spk_), intent(inout) :: y(:)
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_s_diag_solver_apply
end interface mld_s_diag_solver_apply
interface mld_s_diag_solver_bld
subroutine mld_s_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
import :: psb_desc_type, psb_sspmat_type, psb_s_base_sparse_mat, &
& psb_s_vect_type, psb_s_base_vect_type, psb_spk_, mld_s_diag_solver_type
type(psb_sspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_s_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_sspmat_type), intent(in), target, optional :: b
class(psb_s_base_sparse_mat), intent(in), optional :: amold
class(psb_s_base_vect_type), intent(in), optional :: vmold
end subroutine mld_s_diag_solver_bld
end interface mld_s_diag_solver_bld
contains
subroutine s_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_diag_solver_type), intent(inout) :: sv
type(psb_s_vect_type), intent(inout) :: x
type(psb_s_vect_type), intent(inout) :: y
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='s_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (x%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/2,nrow,0,0,0/))
goto 9999
end if
if (y%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/3,nrow,0,0,0/))
goto 9999
end if
if (.not.allocated(sv%dv)) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
if (sv%dv%get_nrows() < n_row) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
call y%mlt(alpha,sv%dv,x,beta,info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='vect%mlt')
goto 9999
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 s_diag_solver_apply_vect
subroutine s_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_diag_solver_type), intent(in) :: sv
real(psb_spk_), intent(inout) :: x(:)
real(psb_spk_), intent(inout) :: y(:)
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='s_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (beta == szero) then
if (alpha == szero) then
y(1:n_row) = szero
else if (alpha == sone) then
do i=1, n_row
y(i) = sv%d(i) * x(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i)
end do
end if
else if (beta == sone) then
if (alpha == szero) then
!y(1:n_row) = szero
else if (alpha == sone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + y(i)
end do
end if
else if (beta == -sone) then
if (alpha == szero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == sone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) - y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) - y(i)
end do
end if
else
if (alpha == szero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == sone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + beta*y(i)
end do
else if (alpha == -sone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + beta*y(i)
end do
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 s_diag_solver_apply
subroutine s_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
Implicit None
! Arguments
type(psb_sspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_s_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_sspmat_type), intent(in), target, optional :: b
class(psb_s_base_sparse_mat), intent(in), optional :: amold
class(psb_s_base_vect_type), intent(in), optional :: vmold
! Local variables
integer :: n_row,n_col, nrow_a, nztota
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
character(len=20) :: name='s_diag_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
n_row = desc_a%get_local_rows()
nrow_a = a%get_nrows()
if (allocated(sv%d)) then
if (size(sv%d) < n_row) then
deallocate(sv%d)
endif
endif
if (.not.allocated(sv%d)) then
allocate(sv%d(n_row),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
endif
call a%get_diag(sv%d,info)
if (present(b)) then
if (info == psb_success_) call b%get_diag(sv%d(nrow_a+1:), info)
end if
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='get_diag')
goto 9999
end if
do i=1,n_row
if (sv%d(i) == szero) then
sv%d(i) = sone
else
sv%d(i) = sone/sv%d(i)
end if
end do
allocate(sv%dv,stat=info)
if (info == psb_success_) then
if (present(vmold)) then
allocate(sv%dv%v,mold=vmold,stat=info)
else
allocate(psb_s_base_vect_type :: sv%dv%v,stat=info)
end if
end if
if (info == psb_success_) then
call sv%dv%bld(sv%d)
else
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate sv%dv')
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 s_diag_solver_bld
subroutine s_diag_solver_seti(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -375,34 +132,14 @@ contains
character(len=20) :: name='s_diag_solver_seti'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$ select case(what)
!!$ case(mld_sub_solve_)
!!$ sv%fact_type = val
!!$ case(mld_sub_fillin_)
!!$ sv%fill_in = val
!!$ case default
!!$ write(0,*) name,': Error: invalid WHAT'
!!$ info = -2
!!$ end select
!!$
!!$ 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 s_diag_solver_seti
subroutine s_diag_solver_setc(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -414,33 +151,12 @@ contains
character(len=20) :: name='s_diag_solver_setc'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$
!!$ call mld_stringval(val,ival,info)
!!$ if (info == psb_success_) call sv%set(what,ival,info)
!!$ if (info /= psb_success_) then
!!$ info = psb_err_from_subroutine_
!!$ call psb_errpush(info, name)
!!$ goto 9999
!!$ 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 s_diag_solver_setc
subroutine s_diag_solver_setr(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -452,33 +168,13 @@ contains
character(len=20) :: name='s_diag_solver_setr'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$ select case(what)
!!$ case(mld_sub_iluthrs_)
!!$ sv%thresh = val
!!$ case default
!!$ write(0,*) name,': Error: invalid WHAT'
!!$ info = -2
!!$ goto 9999
!!$ end select
!!$
!!$ 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 s_diag_solver_setr
subroutine s_diag_solver_free(sv,info)
use psb_base_mod
Implicit None
! Arguments
@ -515,8 +211,6 @@ contains
subroutine s_diag_solver_descr(sv,info,iout,coarse)
use psb_base_mod
Implicit None
! Arguments
@ -545,7 +239,6 @@ contains
end subroutine s_diag_solver_descr
function s_diag_solver_sizeof(sv) result(val)
use psb_base_mod
implicit none
! Arguments
class(mld_s_diag_solver_type), intent(in) :: sv
@ -559,7 +252,6 @@ contains
end function s_diag_solver_sizeof
function s_diag_solver_get_nzeros(sv) result(val)
use psb_base_mod
implicit none
! Arguments
class(mld_s_diag_solver_type), intent(in) :: sv

159
mlprec/mld_s_id_solver.f90
Unescape Escape View File

@ -50,8 +50,8 @@ module mld_s_id_solver
type, extends(mld_s_base_solver_type) :: mld_s_id_solver_type
contains
procedure, pass(sv) :: build => s_id_solver_bld
procedure, pass(sv) :: apply_v => s_id_solver_apply_vect
procedure, pass(sv) :: apply_a => s_id_solver_apply
procedure, pass(sv) :: apply_v => mld_s_id_solver_apply_vect
procedure, pass(sv) :: apply_a => mld_s_id_solver_apply
procedure, pass(sv) :: free => s_id_solver_free
procedure, pass(sv) :: seti => s_id_solver_seti
procedure, pass(sv) :: setc => s_id_solver_setc
@ -60,111 +60,46 @@ module mld_s_id_solver
end type mld_s_id_solver_type
private :: s_id_solver_bld, s_id_solver_apply, &
private :: s_id_solver_bld, &
& s_id_solver_free, s_id_solver_seti, &
& s_id_solver_setc, s_id_solver_setr,&
& s_id_solver_descr
interface mld_s_id_solver_apply_vect
subroutine mld_s_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_sspmat_type, psb_s_base_sparse_mat, &
& psb_s_vect_type, psb_s_base_vect_type, psb_spk_, mld_s_id_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_id_solver_type), intent(inout) :: sv
type(psb_s_vect_type),intent(inout) :: x
type(psb_s_vect_type),intent(inout) :: y
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_s_id_solver_apply_vect
end interface mld_s_id_solver_apply_vect
interface mld_s_id_solver_apply
subroutine mld_s_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_sspmat_type, psb_s_base_sparse_mat, &
& psb_s_vect_type, psb_s_base_vect_type, psb_spk_, mld_s_id_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_id_solver_type), intent(in) :: sv
real(psb_spk_),intent(inout) :: x(:)
real(psb_spk_),intent(inout) :: y(:)
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_s_id_solver_apply
end interface mld_s_id_solver_apply
contains
subroutine s_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_id_solver_type), intent(inout) :: sv
type(psb_s_vect_type),intent(inout) :: x
type(psb_s_vect_type),intent(inout) :: y
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='s_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 s_id_solver_apply_vect
subroutine s_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_s_id_solver_type), intent(in) :: sv
real(psb_spk_),intent(inout) :: x(:)
real(psb_spk_),intent(inout) :: y(:)
real(psb_spk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
real(psb_spk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='s_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 s_id_solver_apply
subroutine s_id_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
Implicit None
! Arguments
@ -183,35 +118,13 @@ contains
character(len=20) :: name='s_id_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 s_id_solver_bld
subroutine s_id_solver_seti(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -230,8 +143,6 @@ contains
subroutine s_id_solver_setc(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -249,8 +160,6 @@ contains
subroutine s_id_solver_setr(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -269,8 +178,6 @@ contains
subroutine s_id_solver_free(sv,info)
use psb_base_mod
Implicit None
! Arguments
@ -286,8 +193,6 @@ contains
subroutine s_id_solver_descr(sv,info,iout,coarse)
use psb_base_mod
Implicit None
! Arguments

414
mlprec/mld_z_diag_solver.f90
Unescape Escape View File

@ -51,9 +51,9 @@ module mld_z_diag_solver
type(psb_z_vect_type), allocatable :: dv
complex(psb_dpk_), allocatable :: d(:)
contains
procedure, pass(sv) :: build => z_diag_solver_bld
procedure, pass(sv) :: apply_v => z_diag_solver_apply_vect
procedure, pass(sv) :: apply_a => z_diag_solver_apply
procedure, pass(sv) :: build => mld_z_diag_solver_bld
procedure, pass(sv) :: apply_v => mld_z_diag_solver_apply_vect
procedure, pass(sv) :: apply_a => mld_z_diag_solver_apply
procedure, pass(sv) :: free => z_diag_solver_free
procedure, pass(sv) :: seti => z_diag_solver_seti
procedure, pass(sv) :: setc => z_diag_solver_setc
@ -64,306 +64,63 @@ module mld_z_diag_solver
end type mld_z_diag_solver_type
private :: z_diag_solver_bld, z_diag_solver_apply, &
& z_diag_solver_free, z_diag_solver_seti, &
private :: z_diag_solver_free, z_diag_solver_seti, &
& z_diag_solver_setc, z_diag_solver_setr,&
& z_diag_solver_descr, z_diag_solver_sizeof,&
& z_diag_solver_get_nzeros
interface mld_z_diag_solver_apply_vect
subroutine mld_z_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_zspmat_type, psb_z_base_sparse_mat, &
& psb_z_vect_type, psb_z_base_vect_type, psb_dpk_, mld_z_diag_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_diag_solver_type), intent(inout) :: sv
type(psb_z_vect_type), intent(inout) :: x
type(psb_z_vect_type), intent(inout) :: y
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_z_diag_solver_apply_vect
end interface mld_z_diag_solver_apply_vect
interface mld_z_diag_solver_apply
subroutine mld_z_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_zspmat_type, psb_z_base_sparse_mat, &
& psb_z_vect_type, psb_z_base_vect_type, psb_dpk_, mld_z_diag_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_diag_solver_type), intent(in) :: sv
complex(psb_dpk_), intent(inout) :: x(:)
complex(psb_dpk_), intent(inout) :: y(:)
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_z_diag_solver_apply
end interface mld_z_diag_solver_apply
interface mld_z_diag_solver_bld
subroutine mld_z_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
import :: psb_desc_type, psb_zspmat_type, psb_z_base_sparse_mat, &
& psb_z_vect_type, psb_z_base_vect_type, psb_dpk_, mld_z_diag_solver_type
type(psb_zspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_z_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_zspmat_type), intent(in), target, optional :: b
class(psb_z_base_sparse_mat), intent(in), optional :: amold
class(psb_z_base_vect_type), intent(in), optional :: vmold
end subroutine mld_z_diag_solver_bld
end interface mld_z_diag_solver_bld
contains
subroutine z_diag_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_diag_solver_type), intent(inout) :: sv
type(psb_z_vect_type), intent(inout) :: x
type(psb_z_vect_type), intent(inout) :: y
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='z_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (x%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/2,nrow,0,0,0/))
goto 9999
end if
if (y%get_nrows() < n_row) then
info = 36
call psb_errpush(info,name,i_err=(/3,nrow,0,0,0/))
goto 9999
end if
if (.not.allocated(sv%dv)) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
if (sv%dv%get_nrows() < n_row) then
info = 1124
call psb_errpush(info,name,a_err="preconditioner: D")
goto 9999
end if
call y%mlt(alpha,sv%dv,x,beta,info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='vect%mlt')
goto 9999
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 z_diag_solver_apply_vect
subroutine z_diag_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_diag_solver_type), intent(in) :: sv
complex(psb_dpk_), intent(inout) :: x(:)
complex(psb_dpk_), intent(inout) :: y(:)
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='z_diag_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T','C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
n_row = desc_data%get_local_rows()
n_col = desc_data%get_local_cols()
if (beta == zzero) then
if (alpha == zzero) then
y(1:n_row) = zzero
else if (alpha == zone) then
do i=1, n_row
y(i) = sv%d(i) * x(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i)
end do
end if
else if (beta == zone) then
if (alpha == zzero) then
!y(1:n_row) = zzero
else if (alpha == zone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + y(i)
end do
end if
else if (beta == -zone) then
if (alpha == zzero) then
y(1:n_row) = -y(1:n_row)
else if (alpha == zone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) - y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) - y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) - y(i)
end do
end if
else
if (alpha == zzero) then
y(1:n_row) = beta *y(1:n_row)
else if (alpha == zone) then
do i=1, n_row
y(i) = sv%d(i) * x(i) + beta*y(i)
end do
else if (alpha == -zone) then
do i=1, n_row
y(i) = -sv%d(i) * x(i) + beta*y(i)
end do
else
do i=1, n_row
y(i) = alpha * sv%d(i) * x(i) + beta*y(i)
end do
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 z_diag_solver_apply
subroutine z_diag_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
Implicit None
! Arguments
type(psb_zspmat_type), intent(in), target :: a
Type(psb_desc_type), Intent(in) :: desc_a
class(mld_z_diag_solver_type), intent(inout) :: sv
character, intent(in) :: upd
integer, intent(out) :: info
type(psb_zspmat_type), intent(in), target, optional :: b
class(psb_z_base_sparse_mat), intent(in), optional :: amold
class(psb_z_base_vect_type), intent(in), optional :: vmold
! Local variables
integer :: n_row,n_col, nrow_a, nztota
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act, debug_unit, debug_level
character(len=20) :: name='z_diag_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
n_row = desc_a%get_local_rows()
nrow_a = a%get_nrows()
if (allocated(sv%d)) then
if (size(sv%d) < n_row) then
deallocate(sv%d)
endif
endif
if (.not.allocated(sv%d)) then
allocate(sv%d(n_row),stat=info)
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
goto 9999
end if
endif
call a%get_diag(sv%d,info)
if (present(b)) then
if (info == psb_success_) call b%get_diag(sv%d(nrow_a+1:), info)
end if
if (info /= psb_success_) then
call psb_errpush(psb_err_from_subroutine_,name,a_err='get_diag')
goto 9999
end if
do i=1,n_row
if (sv%d(i) == zzero) then
sv%d(i) = zone
else
sv%d(i) = zone/sv%d(i)
end if
end do
allocate(sv%dv,stat=info)
if (info == psb_success_) then
if (present(vmold)) then
allocate(sv%dv%v,mold=vmold,stat=info)
else
allocate(psb_z_base_vect_type :: sv%dv%v,stat=info)
end if
end if
if (info == psb_success_) then
call sv%dv%bld(sv%d)
else
call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate sv%dv')
goto 9999
end if
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 z_diag_solver_bld
subroutine z_diag_solver_seti(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -375,34 +132,14 @@ contains
character(len=20) :: name='z_diag_solver_seti'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$ select case(what)
!!$ case(mld_sub_solve_)
!!$ sv%fact_type = val
!!$ case(mld_sub_fillin_)
!!$ sv%fill_in = val
!!$ case default
!!$ write(0,*) name,': Error: invalid WHAT'
!!$ info = -2
!!$ end select
!!$
!!$ 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 z_diag_solver_seti
subroutine z_diag_solver_setc(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -414,33 +151,12 @@ contains
character(len=20) :: name='z_diag_solver_setc'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$
!!$ call mld_stringval(val,ival,info)
!!$ if (info == psb_success_) call sv%set(what,ival,info)
!!$ if (info /= psb_success_) then
!!$ info = psb_err_from_subroutine_
!!$ call psb_errpush(info, name)
!!$ goto 9999
!!$ 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 z_diag_solver_setc
subroutine z_diag_solver_setr(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -452,33 +168,13 @@ contains
character(len=20) :: name='z_diag_solver_setr'
info = psb_success_
!!$ call psb_erractionsave(err_act)
!!$
!!$ select case(what)
!!$ case(mld_sub_iluthrs_)
!!$ sv%thresh = val
!!$ case default
!!$ write(0,*) name,': Error: invalid WHAT'
!!$ info = -2
!!$ goto 9999
!!$ end select
!!$
!!$ 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 z_diag_solver_setr
subroutine z_diag_solver_free(sv,info)
use psb_base_mod
Implicit None
! Arguments
@ -515,8 +211,6 @@ contains
subroutine z_diag_solver_descr(sv,info,iout,coarse)
use psb_base_mod
Implicit None
! Arguments
@ -545,7 +239,6 @@ contains
end subroutine z_diag_solver_descr
function z_diag_solver_sizeof(sv) result(val)
use psb_base_mod
implicit none
! Arguments
class(mld_z_diag_solver_type), intent(in) :: sv
@ -559,7 +252,6 @@ contains
end function z_diag_solver_sizeof
function z_diag_solver_get_nzeros(sv) result(val)
use psb_base_mod
implicit none
! Arguments
class(mld_z_diag_solver_type), intent(in) :: sv

159
mlprec/mld_z_id_solver.f90
Unescape Escape View File

@ -50,8 +50,8 @@ module mld_z_id_solver
type, extends(mld_z_base_solver_type) :: mld_z_id_solver_type
contains
procedure, pass(sv) :: build => z_id_solver_bld
procedure, pass(sv) :: apply_v => z_id_solver_apply_vect
procedure, pass(sv) :: apply_a => z_id_solver_apply
procedure, pass(sv) :: apply_v => mld_z_id_solver_apply_vect
procedure, pass(sv) :: apply_a => mld_z_id_solver_apply
procedure, pass(sv) :: free => z_id_solver_free
procedure, pass(sv) :: seti => z_id_solver_seti
procedure, pass(sv) :: setc => z_id_solver_setc
@ -60,111 +60,46 @@ module mld_z_id_solver
end type mld_z_id_solver_type
private :: z_id_solver_bld, z_id_solver_apply, &
private :: z_id_solver_bld, &
& z_id_solver_free, z_id_solver_seti, &
& z_id_solver_setc, z_id_solver_setr,&
& z_id_solver_descr
interface mld_z_id_solver_apply_vect
subroutine mld_z_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_zspmat_type, psb_z_base_sparse_mat, &
& psb_z_vect_type, psb_z_base_vect_type, psb_dpk_, mld_z_id_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_id_solver_type), intent(inout) :: sv
type(psb_z_vect_type),intent(inout) :: x
type(psb_z_vect_type),intent(inout) :: y
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_z_id_solver_apply_vect
end interface mld_z_id_solver_apply_vect
interface mld_z_id_solver_apply
subroutine mld_z_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
import :: psb_desc_type, psb_zspmat_type, psb_z_base_sparse_mat, &
& psb_z_vect_type, psb_z_base_vect_type, psb_dpk_, mld_z_id_solver_type
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_id_solver_type), intent(in) :: sv
complex(psb_dpk_),intent(inout) :: x(:)
complex(psb_dpk_),intent(inout) :: y(:)
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
end subroutine mld_z_id_solver_apply
end interface mld_z_id_solver_apply
contains
subroutine z_id_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_id_solver_type), intent(inout) :: sv
type(psb_z_vect_type),intent(inout) :: x
type(psb_z_vect_type),intent(inout) :: y
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='z_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 z_id_solver_apply_vect
subroutine z_id_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
use psb_base_mod
type(psb_desc_type), intent(in) :: desc_data
class(mld_z_id_solver_type), intent(in) :: sv
complex(psb_dpk_),intent(inout) :: x(:)
complex(psb_dpk_),intent(inout) :: y(:)
complex(psb_dpk_),intent(in) :: alpha,beta
character(len=1),intent(in) :: trans
complex(psb_dpk_),target, intent(inout) :: work(:)
integer, intent(out) :: info
integer :: n_row,n_col
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
integer :: ictxt,np,me,i, err_act
character :: trans_
character(len=20) :: name='z_id_solver_apply'
call psb_erractionsave(err_act)
info = psb_success_
trans_ = psb_toupper(trans)
select case(trans_)
case('N')
case('T')
case('C')
case default
call psb_errpush(psb_err_iarg_invalid_i_,name)
goto 9999
end select
call psb_geaxpby(alpha,x,beta,y,desc_data,info)
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 z_id_solver_apply
subroutine z_id_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold)
use psb_base_mod
Implicit None
! Arguments
@ -183,35 +118,13 @@ contains
character(len=20) :: name='z_id_solver_bld', ch_err
info=psb_success_
call psb_erractionsave(err_act)
debug_unit = psb_get_debug_unit()
debug_level = psb_get_debug_level()
ictxt = desc_a%get_context()
call psb_info(ictxt, me, np)
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' start'
if (debug_level >= psb_debug_outer_) &
& write(debug_unit,*) me,' ',trim(name),' end'
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 z_id_solver_bld
subroutine z_id_solver_seti(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -230,8 +143,6 @@ contains
subroutine z_id_solver_setc(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -249,8 +160,6 @@ contains
subroutine z_id_solver_setr(sv,what,val,info)
use psb_base_mod
Implicit None
! Arguments
@ -269,8 +178,6 @@ contains
subroutine z_id_solver_free(sv,info)
use psb_base_mod
Implicit None
! Arguments
@ -286,8 +193,6 @@ contains
subroutine z_id_solver_descr(sv,info,iout,coarse)
use psb_base_mod
Implicit None
! Arguments

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