mld2p4-2:
mlprec/impl/smoother/mld_d_as_smoother_apply_vect.f90 mlprec/impl/solver/Makefile mlprec/impl/solver/mld_d_gs_solver_apply.f90 mlprec/impl/solver/mld_d_gs_solver_clone.f90 mlprec/impl/solver/mld_d_gs_solver_cnv.f90 mlprec/impl/solver/mld_d_gs_solver_dmp.f90 mlprec/mld_d_gs_solver.f90 Finished adding methods. Modified AS to take is_iterative() into account; need to modify gs_bld.stopcriterion
Salvatore Filippone
9 years ago
parent
831a622040
commit
cc3fea1ad9
@ -0,0 +1,196 @@
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!!$
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!!$
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!!$ MLD2P4 version 2.0
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!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
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!!$ based on PSBLAS (Parallel Sparse BLAS version 3.3)
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!!$
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!!$ (C) Copyright 2008, 2010, 2012, 2015
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!!$
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!!$ Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari CNRS-IRIT, Toulouse
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!!$ Pasqua D'Ambra ICAR-CNR, Naples
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!!$ Daniela di Serafino Second University of Naples
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!!$
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!!$ Redistribution and use in source and binary forms, with or without
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!!$ modification, are permitted provided that the following conditions
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||||
!!$ are met:
|
||||
!!$ 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
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!!$ not be used to endorse or promote products derived from this
|
||||
!!$ software without specific written permission.
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!!$
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||||
!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
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!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE MLD2P4 GROUP OR ITS CONTRIBUTORS
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!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
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!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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!!$ POSSIBILITY OF SUCH DAMAGE.
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!!$
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!!$
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subroutine mld_d_gs_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
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use psb_base_mod
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use mld_d_gs_solver, mld_protect_name => mld_d_gs_solver_apply
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implicit none
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type(psb_desc_type), intent(in) :: desc_data
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class(mld_d_gs_solver_type), intent(inout) :: sv
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real(psb_dpk_),intent(inout) :: x(:)
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real(psb_dpk_),intent(inout) :: y(:)
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real(psb_dpk_),intent(in) :: alpha,beta
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character(len=1),intent(in) :: trans
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real(psb_dpk_),target, intent(inout) :: work(:)
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_) :: n_row,n_col, itx
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real(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
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real(psb_dpk_), allocatable :: temp(:),wv(:),xit(:)
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integer(psb_ipk_) :: ictxt,np,me,i, err_act
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character :: trans_
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character(len=20) :: name='d_gs_solver_apply'
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call psb_erractionsave(err_act)
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ictxt = desc_data%get_ctxt()
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call psb_info(ictxt,me,np)
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info = psb_success_
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trans_ = psb_toupper(trans)
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select case(trans_)
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case('N')
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!!$ case('T')
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!!$ case('C')
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case default
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call psb_errpush(psb_err_iarg_invalid_i_,name)
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goto 9999
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end select
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n_row = desc_data%get_local_rows()
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n_col = desc_data%get_local_cols()
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if (n_col <= size(work)) then
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ww => work(1:n_col)
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if ((4*n_col+n_col) <= size(work)) then
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aux => work(n_col+1:)
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else
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allocate(aux(4*n_col),stat=info)
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if (info /= psb_success_) then
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info=psb_err_alloc_request_
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call psb_errpush(info,name,&
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& i_err=(/4*n_col,izero,izero,izero,izero/),&
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& a_err='real(psb_dpk_)')
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goto 9999
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end if
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endif
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else
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allocate(ww(n_col),aux(4*n_col),stat=info)
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if (info /= psb_success_) then
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info=psb_err_alloc_request_
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call psb_errpush(info,name,&
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& i_err=(/5*n_col,izero,izero,izero,izero/),&
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& a_err='real(psb_dpk_)')
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goto 9999
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end if
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endif
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if (info /= psb_success_) then
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info=psb_err_alloc_request_
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call psb_errpush(info,name,&
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& i_err=(/5*n_col,izero,izero,izero,izero/),&
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& a_err='real(psb_dpk_)')
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goto 9999
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end if
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call psb_geasb(wv,desc_data,info)
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call psb_geasb(xit,desc_data,info)
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select case(trans_)
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case('N')
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if (sv%eps <=dzero) then
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!
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! Fixed number of iterations
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!
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!
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! WARNING: this is not completely satisfactory. We are assuming here Y
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! as the initial guess, but this is only working if we are called from the
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! current JAC smoother loop. A good solution would be to have a separate
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! input argument as the initial guess
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!
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!!$ write(0,*) 'GS Iteration with ',sv%sweeps
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call psb_geaxpby(done,y,dzero,xit,desc_data,info)
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do itx=1,sv%sweeps
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call psb_geaxpby(done,x,dzero,wv,desc_data,info)
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! Update with U. The off-diagonal block is taken care
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! from the Jacobi smoother, hence this is purely local.
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call psb_spmm(-done,sv%u,xit,done,wv,desc_data,info,doswap=.false.)
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call psb_spsm(done,sv%l,wv,dzero,xit,desc_data,info)
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!!$ temp = xit%get_vect()
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!!$ write(0,*) me,'GS Iteration ',itx,':',temp(1:n_row)
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end do
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call psb_geaxpby(alpha,xit,beta,y,desc_data,info)
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else
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!
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! Iterations to convergence, not implemented right now.
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!
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info = psb_err_internal_error_
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call psb_errpush(info,name,a_err='EPS>0 not implemented in GS subsolve')
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goto 9999
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end if
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!!$ case('T')
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!!$ call psb_spsm(done,sv%u,x,dzero,wv,desc_data,info,&
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!!$ & trans=trans_,scale='L',diag=sv%dv,choice=psb_none_,work=aux)
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!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv,beta,y,desc_data,info,&
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!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
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!!$
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!!$ case('C')
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!!$
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!!$ call psb_spsm(done,sv%u,x,dzero,wv,desc_data,info,&
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!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
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!!$
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!!$ call wv1%mlt(done,sv%dv,wv,dzero,info,conjgx=trans_)
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!!$
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!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv1,beta,y,desc_data,info,&
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!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
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case default
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info = psb_err_internal_error_
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call psb_errpush(info,name,&
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& a_err='Invalid TRANS in GS subsolve')
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goto 9999
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end select
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if (info /= psb_success_) then
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call psb_errpush(psb_err_internal_error_,name,&
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& a_err='Error in subsolve')
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goto 9999
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endif
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if (n_col <= size(work)) then
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if ((4*n_col+n_col) <= size(work)) then
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else
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deallocate(aux)
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endif
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else
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deallocate(ww,aux)
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endif
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(err_act)
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return
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end subroutine mld_d_gs_solver_apply
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@ -0,0 +1,88 @@
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!!$
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!!$
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!!$ MLD2P4 version 2.0
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!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
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!!$ based on PSBLAS (Parallel Sparse BLAS version 3.3)
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!!$
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!!$ (C) Copyright 2008, 2010, 2012, 2015
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!!$
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!!$ Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari CNRS-IRIT, Toulouse
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!!$ Pasqua D'Ambra ICAR-CNR, Naples
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!!$ Daniela di Serafino Second University of Naples
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!!$
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!!$ Redistribution and use in source and binary forms, with or without
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!!$ modification, are permitted provided that the following conditions
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!!$ are met:
|
||||
!!$ 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.
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||||
!!$ 3. The name of the MLD2P4 group or the names of its contributors may
|
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!!$ not be used to endorse or promote products derived from this
|
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!!$ software without specific written permission.
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!!$
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!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE MLD2P4 GROUP OR ITS CONTRIBUTORS
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!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
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!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
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!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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!!$ POSSIBILITY OF SUCH DAMAGE.
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!!$
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!!$
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subroutine mld_d_gs_solver_clone(sv,svout,info)
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use psb_base_mod
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use mld_d_gs_solver, mld_protect_name => mld_d_gs_solver_clone
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Implicit None
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! Arguments
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class(mld_d_gs_solver_type), intent(inout) :: sv
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class(mld_d_base_solver_type), allocatable, intent(inout) :: svout
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integer(psb_ipk_), intent(out) :: info
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! Local variables
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integer(psb_ipk_) :: err_act
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info=psb_success_
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call psb_erractionsave(err_act)
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if (allocated(svout)) then
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call svout%free(info)
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if (info == psb_success_) deallocate(svout, stat=info)
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end if
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if (info == psb_success_) &
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& allocate(mld_d_gs_solver_type :: svout, stat=info)
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if (info /= 0) then
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info = psb_err_alloc_dealloc_
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goto 9999
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end if
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select type(svo => svout)
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type is (mld_d_gs_solver_type)
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svo%sweeps = sv%sweeps
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svo%eps = sv%eps
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if (info == psb_success_) &
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& call sv%l%clone(svo%l,info)
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if (info == psb_success_) &
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& call sv%u%clone(svo%u,info)
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class default
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info = psb_err_internal_error_
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end select
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if (info /= 0) goto 9999
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(err_act)
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return
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end subroutine mld_d_gs_solver_clone
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@ -0,0 +1,75 @@
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!!$
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!!$
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!!$ MLD2P4 version 2.0
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!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
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!!$ based on PSBLAS (Parallel Sparse BLAS version 3.3)
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||||
!!$
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!!$ (C) Copyright 2008, 2010, 2012, 2015
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!!$
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||||
!!$ Salvatore Filippone University of Rome Tor Vergata
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||||
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
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||||
!!$ Pasqua D'Ambra ICAR-CNR, Naples
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||||
!!$ Daniela di Serafino Second University of Naples
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!!$
|
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!!$ 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.
|
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!!$
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!!$
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subroutine mld_d_gs_solver_cnv(sv,info,amold,vmold,imold)
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use psb_base_mod
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use mld_d_gs_solver, mld_protect_name => mld_d_gs_solver_cnv
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Implicit None
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! Arguments
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class(mld_d_gs_solver_type), intent(inout) :: sv
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integer(psb_ipk_), intent(out) :: info
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class(psb_d_base_sparse_mat), intent(in), optional :: amold
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class(psb_d_base_vect_type), intent(in), optional :: vmold
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class(psb_i_base_vect_type), intent(in), optional :: imold
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! Local variables
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integer(psb_ipk_) :: err_act, debug_unit, debug_level
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character(len=20) :: name='d_gs_solver_cnv', ch_err
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info=psb_success_
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call psb_erractionsave(err_act)
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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if (present(amold)) then
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call sv%l%cscnv(info,mold=amold)
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call sv%u%cscnv(info,mold=amold)
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end if
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if (debug_level >= psb_debug_outer_) &
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& write(debug_unit,*) trim(name),' end'
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(err_act)
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return
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end subroutine mld_d_gs_solver_cnv
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@ -0,0 +1,87 @@
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!!$
|
||||
!!$
|
||||
!!$ MLD2P4 version 2.0
|
||||
!!$ MultiLevel Domain Decomposition Parallel Preconditioners Package
|
||||
!!$ based on PSBLAS (Parallel Sparse BLAS version 3.3)
|
||||
!!$
|
||||
!!$ (C) Copyright 2008, 2010, 2012, 2015
|
||||
!!$
|
||||
!!$ 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.
|
||||
!!$
|
||||
!!$
|
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subroutine mld_d_gs_solver_dmp(sv,ictxt,level,info,prefix,head,solver)
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use psb_base_mod
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use mld_d_gs_solver, mld_protect_name => mld_d_gs_solver_dmp
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implicit none
|
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class(mld_d_gs_solver_type), intent(in) :: sv
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integer(psb_ipk_), intent(in) :: ictxt,level
|
||||
integer(psb_ipk_), intent(out) :: info
|
||||
character(len=*), intent(in), optional :: prefix, head
|
||||
logical, optional, intent(in) :: solver
|
||||
integer(psb_ipk_) :: i, j, il1, iln, lname, lev
|
||||
integer(psb_ipk_) :: icontxt,iam, np
|
||||
character(len=80) :: prefix_
|
||||
character(len=120) :: fname ! len should be at least 20 more than
|
||||
logical :: solver_
|
||||
! len of prefix_
|
||||
|
||||
info = 0
|
||||
|
||||
|
||||
call psb_info(ictxt,iam,np)
|
||||
|
||||
if (present(solver)) then
|
||||
solver_ = solver
|
||||
else
|
||||
solver_ = .false.
|
||||
end if
|
||||
|
||||
if (solver_) then
|
||||
if (present(prefix)) then
|
||||
prefix_ = trim(prefix(1:min(len(prefix),len(prefix_))))
|
||||
else
|
||||
prefix_ = "dump_slv_d"
|
||||
end if
|
||||
lname = len_trim(prefix_)
|
||||
fname = trim(prefix_)
|
||||
write(fname(lname+1:lname+5),'(a,i3.3)') '_p',iam
|
||||
lname = lname + 5
|
||||
|
||||
write(fname(lname+1:),'(a,i3.3,a)')'_l',level,'_lower.mtx'
|
||||
if (sv%l%is_asb()) &
|
||||
& call sv%l%print(fname,head=head)
|
||||
write(fname(lname+1:),'(a,i3.3,a)')'_l',level,'_upper.mtx'
|
||||
if (sv%u%is_asb()) &
|
||||
& call sv%u%print(fname,head=head)
|
||||
|
||||
end if
|
||||
|
||||
end subroutine mld_d_gs_solver_dmp
|
||||
Loading…
Reference in New Issue