mirror of
https://github.com/sfilippone/amg4psblas.git
synced 2026-10-07 07:04:59 +00:00
mld2p4-smooth-twoside:
mlprec/impl/level/mld_c_base_onelev_csetc.f90 mlprec/impl/level/mld_c_base_onelev_cseti.F90 mlprec/impl/level/mld_c_base_onelev_csetr.f90 mlprec/impl/level/mld_c_base_onelev_setc.f90 mlprec/impl/level/mld_c_base_onelev_seti.F90 mlprec/impl/level/mld_c_base_onelev_setr.f90 mlprec/impl/level/mld_d_base_onelev_cseti.F90 mlprec/impl/level/mld_d_base_onelev_setc.f90 mlprec/impl/level/mld_d_base_onelev_seti.F90 mlprec/impl/level/mld_s_base_onelev_csetc.f90 mlprec/impl/level/mld_s_base_onelev_cseti.F90 mlprec/impl/level/mld_s_base_onelev_csetr.f90 mlprec/impl/level/mld_s_base_onelev_setc.f90 mlprec/impl/level/mld_s_base_onelev_seti.F90 mlprec/impl/level/mld_s_base_onelev_setr.f90 mlprec/impl/level/mld_z_base_onelev_csetc.f90 mlprec/impl/level/mld_z_base_onelev_cseti.F90 mlprec/impl/level/mld_z_base_onelev_csetr.f90 mlprec/impl/level/mld_z_base_onelev_setc.f90 mlprec/impl/level/mld_z_base_onelev_seti.F90 mlprec/impl/level/mld_z_base_onelev_setr.f90 mlprec/impl/mld_ccprecset.F90 mlprec/impl/mld_cmlprec_aply.f90 mlprec/impl/mld_cmlprec_bld.f90 mlprec/impl/mld_cprecset.F90 mlprec/impl/mld_dcprecset.F90 mlprec/impl/mld_dmlprec_aply.f90 mlprec/impl/mld_dmlprec_bld.f90 mlprec/impl/mld_dprecbld.f90 mlprec/impl/mld_dprecset.F90 mlprec/impl/mld_scprecset.F90 mlprec/impl/mld_smlprec_aply.f90 mlprec/impl/mld_smlprec_bld.f90 mlprec/impl/mld_sprecset.F90 mlprec/impl/mld_zcprecset.F90 mlprec/impl/mld_zmlprec_aply.f90 mlprec/impl/mld_zmlprec_bld.f90 mlprec/impl/mld_zprecset.F90 mlprec/impl/solver/Makefile mlprec/impl/solver/mld_c_bwgs_solver_apply.f90 mlprec/impl/solver/mld_c_bwgs_solver_apply_vect.f90 mlprec/impl/solver/mld_c_bwgs_solver_bld.f90 mlprec/impl/solver/mld_d_mumps_solver_apply.F90 mlprec/impl/solver/mld_d_mumps_solver_apply_vect.F90 mlprec/impl/solver/mld_d_mumps_solver_bld.F90 mlprec/impl/solver/mld_s_bwgs_solver_apply.f90 mlprec/impl/solver/mld_s_bwgs_solver_apply_vect.f90 mlprec/impl/solver/mld_s_bwgs_solver_bld.f90 mlprec/impl/solver/mld_s_mumps_solver_apply.F90 mlprec/impl/solver/mld_s_mumps_solver_apply_vect.F90 mlprec/impl/solver/mld_s_mumps_solver_bld.F90 mlprec/impl/solver/mld_z_bwgs_solver_apply.f90 mlprec/impl/solver/mld_z_bwgs_solver_apply_vect.f90 mlprec/impl/solver/mld_z_bwgs_solver_bld.f90 mlprec/impl/solver/mld_z_mumps_solver_apply.F90 mlprec/impl/solver/mld_z_mumps_solver_apply_vect.F90 mlprec/impl/solver/mld_z_mumps_solver_bld.F90 mlprec/mld_base_prec_type.F90 mlprec/mld_c_gs_solver.f90 mlprec/mld_c_onelev_mod.f90 mlprec/mld_c_prec_mod.f90 mlprec/mld_c_prec_type.f90 mlprec/mld_d_gs_solver.f90 mlprec/mld_d_onelev_mod.f90 mlprec/mld_d_prec_type.f90 mlprec/mld_s_gs_solver.f90 mlprec/mld_s_onelev_mod.f90 mlprec/mld_s_prec_mod.f90 mlprec/mld_s_prec_type.f90 mlprec/mld_z_gs_solver.f90 mlprec/mld_z_onelev_mod.f90 mlprec/mld_z_prec_mod.f90 mlprec/mld_z_prec_type.f90 tests/fileread/df_sample.f90 tests/fileread/runs/dfs.inp tests/pdegen/runs/ppde.inp Fixes for BWGS. Seems to be working, although it needs further testing.
This commit is contained in:
Salvatore Filippone
@@ -34,6 +34,9 @@ mld_c_gs_solver_cnv.o \
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mld_c_gs_solver_dmp.o \
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mld_c_gs_solver_apply.o \
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mld_c_gs_solver_apply_vect.o \
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mld_c_bwgs_solver_bld.o \
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mld_c_bwgs_solver_apply.o \
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mld_c_bwgs_solver_apply_vect.o \
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mld_c_id_solver_apply.o \
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mld_c_id_solver_apply_vect.o \
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mld_c_id_solver_clone.o \
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@@ -113,6 +116,9 @@ mld_s_gs_solver_cnv.o \
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mld_s_gs_solver_dmp.o \
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mld_s_gs_solver_apply.o \
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mld_s_gs_solver_apply_vect.o \
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mld_s_bwgs_solver_bld.o \
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mld_s_bwgs_solver_apply.o \
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mld_s_bwgs_solver_apply_vect.o \
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mld_s_id_solver_apply.o \
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mld_s_id_solver_apply_vect.o \
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mld_s_id_solver_clone.o \
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@@ -151,6 +157,9 @@ mld_z_gs_solver_cnv.o \
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mld_z_gs_solver_dmp.o \
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mld_z_gs_solver_apply.o \
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mld_z_gs_solver_apply_vect.o \
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mld_z_bwgs_solver_bld.o \
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mld_z_bwgs_solver_apply.o \
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mld_z_bwgs_solver_apply_vect.o \
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mld_z_id_solver_apply.o \
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mld_z_id_solver_apply_vect.o \
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mld_z_id_solver_clone.o \
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@@ -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:
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!!$ 1. Redistributions of source code must retain the above copyright
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!!$ notice, this list of conditions and the following disclaimer.
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!!$ 2. Redistributions in binary form must reproduce the above copyright
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!!$ notice, this list of conditions, and the following disclaimer in the
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!!$ 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_c_bwgs_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_c_gs_solver, mld_protect_name => mld_c_bwgs_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_c_bwgs_solver_type), intent(inout) :: sv
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complex(psb_spk_),intent(inout) :: x(:)
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complex(psb_spk_),intent(inout) :: y(:)
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complex(psb_spk_),intent(in) :: alpha,beta
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character(len=1),intent(in) :: trans
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complex(psb_spk_),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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complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
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complex(psb_spk_), 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_bwgs_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='complex(psb_spk_)')
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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='complex(psb_spk_)')
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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='complex(psb_spk_)')
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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 <=szero) 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(cone,y,czero,xit,desc_data,info)
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do itx=1,sv%sweeps
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call psb_geaxpby(cone,x,czero,wv,desc_data,info)
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! Update with L. 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(-cone,sv%l,xit,cone,wv,desc_data,info,doswap=.false.)
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call psb_spsm(cone,sv%u,wv,czero,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(cone,sv%u,x,czero,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(cone,sv%u,x,czero,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(cone,sv%dv,wv,czero,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_c_bwgs_solver_apply
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@@ -0,0 +1,200 @@
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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
|
||||
!!$ 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_c_bwgs_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
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use psb_base_mod
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use mld_c_gs_solver, mld_protect_name => mld_c_bwgs_solver_apply_vect
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implicit none
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type(psb_desc_type), intent(in) :: desc_data
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class(mld_c_bwgs_solver_type), intent(inout) :: sv
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type(psb_c_vect_type),intent(inout) :: x
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type(psb_c_vect_type),intent(inout) :: y
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complex(psb_spk_),intent(in) :: alpha,beta
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character(len=1),intent(in) :: trans
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complex(psb_spk_),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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type(psb_c_vect_type) :: wv, xit
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complex(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
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complex(psb_spk_), allocatable :: temp(:)
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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_bwgs_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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|
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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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|
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|
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if (x%get_nrows() < n_row) then
|
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info = 36
|
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call psb_errpush(info,name,&
|
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& i_err=(/itwo,n_row,izero,izero,izero/))
|
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goto 9999
|
||||
end if
|
||||
if (y%get_nrows() < n_row) then
|
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info = 36
|
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call psb_errpush(info,name,&
|
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& i_err=(/ithree,n_row,izero,izero,izero/))
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
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ww => work(1:n_col)
|
||||
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)
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
endif
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/5*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_geasb(wv,desc_data,info,mold=x%v,scratch=.true.)
|
||||
call psb_geasb(xit,desc_data,info,mold=x%v,scratch=.true.)
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
if (sv%eps <=szero) then
|
||||
!
|
||||
! Fixed number of iterations
|
||||
!
|
||||
!
|
||||
! WARNING: this is not completely satisfactory. We are assuming here Y
|
||||
! as the initial guess, but this is only working if we are called from the
|
||||
! current JAC smoother loop. A good solution would be to have a separate
|
||||
! input argument as the initial guess
|
||||
!
|
||||
!!$ write(0,*) 'GS Iteration with ',sv%sweeps
|
||||
call psb_geaxpby(cone,y,czero,xit,desc_data,info)
|
||||
do itx=1,sv%sweeps
|
||||
call psb_geaxpby(cone,x,czero,wv,desc_data,info)
|
||||
! Update with L. The off-diagonal block is taken care
|
||||
! from the Jacobi smoother, hence this is purely local.
|
||||
call psb_spmm(-cone,sv%l,xit,cone,wv,desc_data,info,doswap=.false.)
|
||||
call psb_spsm(cone,sv%u,wv,czero,xit,desc_data,info)
|
||||
!!$ temp = xit%get_vect()
|
||||
!!$ write(0,*) me,'GS Iteration ',itx,':',temp(1:n_row)
|
||||
end do
|
||||
|
||||
call psb_geaxpby(alpha,xit,beta,y,desc_data,info)
|
||||
|
||||
else
|
||||
!
|
||||
! Iterations to convergence, not implemented right now.
|
||||
!
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='EPS>0 not implemented in GS subsolve')
|
||||
goto 9999
|
||||
|
||||
end if
|
||||
!!$ case('T')
|
||||
!!$ call psb_spsm(cone,sv%u,x,czero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='L',diag=sv%dv,choice=psb_none_,work=aux)
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ case('C')
|
||||
!!$
|
||||
!!$ call psb_spsm(cone,sv%u,x,czero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ call wv1%mlt(cone,sv%dv,wv,czero,info,conjgx=trans_)
|
||||
!!$
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv1,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
|
||||
case default
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='Invalid TRANS in GS subsolve')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
if (info /= psb_success_) then
|
||||
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in subsolve')
|
||||
goto 9999
|
||||
endif
|
||||
call wv%free(info)
|
||||
call xit%free(info)
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
|
||||
end subroutine mld_c_bwgs_solver_apply_vect
|
||||
@@ -0,0 +1,117 @@
|
||||
!!$
|
||||
!!$
|
||||
!!$ 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.
|
||||
!!$
|
||||
!!$
|
||||
subroutine mld_c_bwgs_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold,imold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_c_gs_solver, mld_protect_name => mld_c_bwgs_solver_bld
|
||||
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_cspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_c_bwgs_solver_type), intent(inout) :: sv
|
||||
character, intent(in) :: upd
|
||||
integer(psb_ipk_), 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
|
||||
class(psb_i_base_vect_type), intent(in), optional :: imold
|
||||
! Local variables
|
||||
integer(psb_ipk_) :: n_row,n_col, nrow_a, nztota
|
||||
integer(psb_ipk_) :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='d_bwgs_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()
|
||||
|
||||
if (psb_toupper(upd) == 'F') then
|
||||
nrow_a = a%get_nrows()
|
||||
nztota = a%get_nzeros()
|
||||
!!$ if (present(b)) then
|
||||
!!$ nztota = nztota + b%get_nzeros()
|
||||
!!$ end if
|
||||
if (sv%eps <= dzero) then
|
||||
!
|
||||
! This cuts out the off-diagonal part, because it's supposed to
|
||||
! be handled by the outer Jacobi smoother.
|
||||
!
|
||||
call a%tril(sv%l,info,diag=-1)
|
||||
call a%triu(sv%u,info,jmax=nrow_a)
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_missing_override_method_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
|
||||
call sv%l%set_asb()
|
||||
call sv%l%trim()
|
||||
call sv%u%set_asb()
|
||||
call sv%u%trim()
|
||||
|
||||
if (present(amold)) then
|
||||
call sv%l%cscnv(info,mold=amold)
|
||||
call sv%u%cscnv(info,mold=amold)
|
||||
end if
|
||||
|
||||
end if
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
end subroutine mld_c_bwgs_solver_bld
|
||||
@@ -58,10 +58,9 @@ subroutine d_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_mumps_solver_apply'
|
||||
|
||||
#if defined(HAVE_MUMPS_)
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
#if defined(HAVE_MUMPS_)
|
||||
info = psb_success_
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
@@ -106,13 +105,13 @@ subroutine d_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
sv%id%rhs => gx
|
||||
sv%id%nrhs = 1
|
||||
sv%id%icntl(1) = -1
|
||||
sv%id%icntl(2) = -1
|
||||
sv%id%icntl(3) = -1
|
||||
sv%id%icntl(4) = -1
|
||||
sv%id%job = 3
|
||||
sv%id%rhs => gx
|
||||
sv%id%nrhs = 1
|
||||
sv%id%icntl(1)=-1
|
||||
sv%id%icntl(2)=-1
|
||||
sv%id%icntl(3)=-1
|
||||
sv%id%icntl(4)=-1
|
||||
sv%id%job = 3
|
||||
call dmumps(sv%id)
|
||||
call psb_scatter(gx, ww, desc_data, info, root=0)
|
||||
|
||||
|
||||
@@ -79,5 +79,6 @@
|
||||
#else
|
||||
write(psb_err_unit,*) "MUMPS Not Configured, fix make.inc and recompile "
|
||||
#endif
|
||||
|
||||
end subroutine d_mumps_solver_apply_vect
|
||||
|
||||
|
||||
@@ -106,8 +106,8 @@
|
||||
if (psb_toupper(upd) == 'F') then
|
||||
|
||||
sv%id%comm = icomm
|
||||
sv%id%job = -1
|
||||
sv%id%par = 1
|
||||
sv%id%job = -1
|
||||
sv%id%par=1
|
||||
call dmumps(sv%id)
|
||||
!WARNING: CALLING dMUMPS WITH JOB=-1 DESTROY THE SETTING OF DEFAULT:TO FIX
|
||||
sv%id%icntl(3)=sv%ipar(2)
|
||||
@@ -115,7 +115,7 @@
|
||||
if (sv%ipar(1) < 0) then
|
||||
nglobrec=desc_a%get_local_rows()
|
||||
call a%csclip(c,info,jmax=a%get_nrows())
|
||||
call c%mv_to(acoo)
|
||||
call c%cp_to(acoo)
|
||||
nglob = c%get_nrows()
|
||||
if (nglobrec /= nglob) then
|
||||
write(*,*)'WARNING: MUMPS solver does not allow overlap in AS yet. A zero-overlap is used instead'
|
||||
@@ -130,10 +130,9 @@
|
||||
call psb_loc_to_glob(acoo%ja(1:nztota), desc_a, info, iact='I')
|
||||
call psb_loc_to_glob(acoo%ia(1:nztota), desc_a, info, iact='I')
|
||||
end if
|
||||
|
||||
sv%id%irn_loc => acoo%ia
|
||||
sv%id%jcn_loc => acoo%ja
|
||||
sv%id%a_loc => acoo%val
|
||||
sv%id%irn_loc=> acoo%ia
|
||||
sv%id%jcn_loc=> acoo%ja
|
||||
sv%id%a_loc=> acoo%val
|
||||
sv%id%icntl(18)=3
|
||||
if(acoo%is_upper() .or. acoo%is_lower()) then
|
||||
sv%id%sym = 2
|
||||
@@ -144,7 +143,7 @@
|
||||
! there should be a better way for this
|
||||
sv%id%nz_loc = acoo%get_nzeros()
|
||||
sv%id%nz = acoo%get_nzeros()
|
||||
sv%id%job = 4
|
||||
sv%id%job = 4
|
||||
call psb_barrier(ictxt)
|
||||
write(*,*)'calling mumps N,nz,nz_loc',sv%id%n,sv%id%nz,sv%id%nz_loc
|
||||
call dmumps(sv%id)
|
||||
@@ -183,7 +182,6 @@
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
#else
|
||||
write(psb_err_unit,*) "MUMPS Not Configured, fix make.inc and recompile "
|
||||
#endif
|
||||
|
||||
@@ -0,0 +1,196 @@
|
||||
!!$
|
||||
!!$
|
||||
!!$ 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.
|
||||
!!$
|
||||
!!$
|
||||
subroutine mld_s_bwgs_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_gs_solver, mld_protect_name => mld_s_bwgs_solver_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_s_bwgs_solver_type), intent(inout) :: 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(psb_ipk_), intent(out) :: info
|
||||
|
||||
integer(psb_ipk_) :: n_row,n_col, itx
|
||||
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
real(psb_spk_), allocatable :: temp(:),wv(:),xit(:)
|
||||
integer(psb_ipk_) :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_bwgs_solver_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
ictxt = desc_data%get_ctxt()
|
||||
call psb_info(ictxt,me,np)
|
||||
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
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/4*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/5*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/5*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_geasb(wv,desc_data,info)
|
||||
call psb_geasb(xit,desc_data,info)
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
if (sv%eps <=szero) then
|
||||
!
|
||||
! Fixed number of iterations
|
||||
!
|
||||
!
|
||||
! WARNING: this is not completely satisfactory. We are assuming here Y
|
||||
! as the initial guess, but this is only working if we are called from the
|
||||
! current JAC smoother loop. A good solution would be to have a separate
|
||||
! input argument as the initial guess
|
||||
!
|
||||
!!$ write(0,*) 'GS Iteration with ',sv%sweeps
|
||||
call psb_geaxpby(sone,y,szero,xit,desc_data,info)
|
||||
do itx=1,sv%sweeps
|
||||
call psb_geaxpby(sone,x,szero,wv,desc_data,info)
|
||||
! Update with L. The off-diagonal block is taken care
|
||||
! from the Jacobi smoother, hence this is purely local.
|
||||
call psb_spmm(-sone,sv%l,xit,sone,wv,desc_data,info,doswap=.false.)
|
||||
call psb_spsm(sone,sv%u,wv,szero,xit,desc_data,info)
|
||||
!!$ temp = xit%get_vect()
|
||||
!!$ write(0,*) me,'GS Iteration ',itx,':',temp(1:n_row)
|
||||
end do
|
||||
|
||||
call psb_geaxpby(alpha,xit,beta,y,desc_data,info)
|
||||
|
||||
else
|
||||
!
|
||||
! Iterations to convergence, not implemented right now.
|
||||
!
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='EPS>0 not implemented in GS subsolve')
|
||||
goto 9999
|
||||
|
||||
end if
|
||||
!!$ case('T')
|
||||
!!$ call psb_spsm(sone,sv%u,x,szero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='L',diag=sv%dv,choice=psb_none_,work=aux)
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ case('C')
|
||||
!!$
|
||||
!!$ call psb_spsm(sone,sv%u,x,szero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ call wv1%mlt(sone,sv%dv,wv,szero,info,conjgx=trans_)
|
||||
!!$
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv1,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
|
||||
case default
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='Invalid TRANS in GS subsolve')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
if (info /= psb_success_) then
|
||||
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in subsolve')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
|
||||
end subroutine mld_s_bwgs_solver_apply
|
||||
@@ -0,0 +1,200 @@
|
||||
!!$
|
||||
!!$
|
||||
!!$ 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.
|
||||
!!$
|
||||
!!$
|
||||
subroutine mld_s_bwgs_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_gs_solver, mld_protect_name => mld_s_bwgs_solver_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_s_bwgs_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(psb_ipk_), intent(out) :: info
|
||||
|
||||
integer(psb_ipk_) :: n_row,n_col, itx
|
||||
type(psb_s_vect_type) :: wv, xit
|
||||
real(psb_spk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
real(psb_spk_), allocatable :: temp(:)
|
||||
integer(psb_ipk_) :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_bwgs_solver_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
ictxt = desc_data%get_ctxt()
|
||||
call psb_info(ictxt,me,np)
|
||||
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
|
||||
|
||||
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=(/itwo,n_row,izero,izero,izero/))
|
||||
goto 9999
|
||||
end if
|
||||
if (y%get_nrows() < n_row) then
|
||||
info = 36
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/ithree,n_row,izero,izero,izero/))
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
endif
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/5*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_geasb(wv,desc_data,info,mold=x%v,scratch=.true.)
|
||||
call psb_geasb(xit,desc_data,info,mold=x%v,scratch=.true.)
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
if (sv%eps <=szero) then
|
||||
!
|
||||
! Fixed number of iterations
|
||||
!
|
||||
!
|
||||
! WARNING: this is not completely satisfactory. We are assuming here Y
|
||||
! as the initial guess, but this is only working if we are called from the
|
||||
! current JAC smoother loop. A good solution would be to have a separate
|
||||
! input argument as the initial guess
|
||||
!
|
||||
!!$ write(0,*) 'GS Iteration with ',sv%sweeps
|
||||
call psb_geaxpby(sone,y,szero,xit,desc_data,info)
|
||||
do itx=1,sv%sweeps
|
||||
call psb_geaxpby(sone,x,szero,wv,desc_data,info)
|
||||
! Update with L. The off-diagonal block is taken care
|
||||
! from the Jacobi smoother, hence this is purely local.
|
||||
call psb_spmm(-sone,sv%l,xit,sone,wv,desc_data,info,doswap=.false.)
|
||||
call psb_spsm(sone,sv%u,wv,szero,xit,desc_data,info)
|
||||
!!$ temp = xit%get_vect()
|
||||
!!$ write(0,*) me,'GS Iteration ',itx,':',temp(1:n_row)
|
||||
end do
|
||||
|
||||
call psb_geaxpby(alpha,xit,beta,y,desc_data,info)
|
||||
|
||||
else
|
||||
!
|
||||
! Iterations to convergence, not implemented right now.
|
||||
!
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='EPS>0 not implemented in GS subsolve')
|
||||
goto 9999
|
||||
|
||||
end if
|
||||
!!$ case('T')
|
||||
!!$ call psb_spsm(sone,sv%u,x,szero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='L',diag=sv%dv,choice=psb_none_,work=aux)
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ case('C')
|
||||
!!$
|
||||
!!$ call psb_spsm(sone,sv%u,x,szero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ call wv1%mlt(sone,sv%dv,wv,szero,info,conjgx=trans_)
|
||||
!!$
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv1,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
|
||||
case default
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='Invalid TRANS in GS subsolve')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
if (info /= psb_success_) then
|
||||
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in subsolve')
|
||||
goto 9999
|
||||
endif
|
||||
call wv%free(info)
|
||||
call xit%free(info)
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
|
||||
end subroutine mld_s_bwgs_solver_apply_vect
|
||||
@@ -0,0 +1,117 @@
|
||||
!!$
|
||||
!!$
|
||||
!!$ 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.
|
||||
!!$
|
||||
!!$
|
||||
subroutine mld_s_bwgs_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold,imold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_s_gs_solver, mld_protect_name => mld_s_bwgs_solver_bld
|
||||
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_sspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_s_bwgs_solver_type), intent(inout) :: sv
|
||||
character, intent(in) :: upd
|
||||
integer(psb_ipk_), 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
|
||||
class(psb_i_base_vect_type), intent(in), optional :: imold
|
||||
! Local variables
|
||||
integer(psb_ipk_) :: n_row,n_col, nrow_a, nztota
|
||||
integer(psb_ipk_) :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='d_bwgs_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()
|
||||
|
||||
if (psb_toupper(upd) == 'F') then
|
||||
nrow_a = a%get_nrows()
|
||||
nztota = a%get_nzeros()
|
||||
!!$ if (present(b)) then
|
||||
!!$ nztota = nztota + b%get_nzeros()
|
||||
!!$ end if
|
||||
if (sv%eps <= dzero) then
|
||||
!
|
||||
! This cuts out the off-diagonal part, because it's supposed to
|
||||
! be handled by the outer Jacobi smoother.
|
||||
!
|
||||
call a%tril(sv%l,info,diag=-1)
|
||||
call a%triu(sv%u,info,jmax=nrow_a)
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_missing_override_method_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
|
||||
call sv%l%set_asb()
|
||||
call sv%l%trim()
|
||||
call sv%u%set_asb()
|
||||
call sv%u%trim()
|
||||
|
||||
if (present(amold)) then
|
||||
call sv%l%cscnv(info,mold=amold)
|
||||
call sv%u%cscnv(info,mold=amold)
|
||||
end if
|
||||
|
||||
end if
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
end subroutine mld_s_bwgs_solver_bld
|
||||
@@ -49,19 +49,18 @@ subroutine s_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
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(psb_ipk_), intent(out) :: info
|
||||
|
||||
integer :: n_row, n_col, nglob
|
||||
integer(psb_ipk_) :: n_row, n_col, nglob
|
||||
real(psb_spk_), allocatable :: ww(:)
|
||||
real(psb_spk_), allocatable, target :: gx(:)
|
||||
integer :: ictxt,np,me,i, err_act
|
||||
integer(psb_ipk_) :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='s_mumps_solver_apply'
|
||||
|
||||
#if defined(HAVE_MUMPS_)
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
#if defined(HAVE_MUMPS_)
|
||||
info = psb_success_
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
@@ -83,7 +82,7 @@ subroutine s_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
@@ -91,7 +90,7 @@ subroutine s_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/nglob,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
& a_err='real(psb_spk_)')
|
||||
goto 9999
|
||||
end if
|
||||
call psb_gather(gx, x, desc_data, info, root=0)
|
||||
|
||||
@@ -48,12 +48,13 @@
|
||||
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(psb_ipk_), intent(out) :: info
|
||||
|
||||
integer :: err_act
|
||||
integer(psb_ipk_) :: err_act
|
||||
character(len=20) :: name='s_mumps_solver_apply_vect'
|
||||
|
||||
#if defined(HAVE_MUMPS_)
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
info = psb_success_
|
||||
@@ -78,5 +79,6 @@
|
||||
#else
|
||||
write(psb_err_unit,*) "MUMPS Not Configured, fix make.inc and recompile "
|
||||
#endif
|
||||
|
||||
end subroutine s_mumps_solver_apply_vect
|
||||
|
||||
|
||||
@@ -51,7 +51,7 @@
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_s_mumps_solver_type), intent(inout) :: sv
|
||||
character, intent(in) :: upd
|
||||
integer, intent(out) :: info
|
||||
integer(psb_ipk_), 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
|
||||
@@ -59,9 +59,9 @@
|
||||
! Local variables
|
||||
type(psb_sspmat_type) :: atmp
|
||||
type(psb_s_coo_sparse_mat), target :: acoo
|
||||
integer :: n_row,n_col, nrow_a, nztota, nglob, nglobrec, nzt, npr, npc
|
||||
integer :: ifrst, ibcheck
|
||||
integer :: ictxt, ictxt1, icomm, np, me, i, err_act, debug_unit, debug_level
|
||||
integer(psb_ipk_) :: n_row,n_col, nrow_a, nztota, nglob, nglobrec, nzt, npr, npc
|
||||
integer(psb_ipk_) :: ifrst, ibcheck
|
||||
integer(psb_ipk_) :: ictxt, ictxt1, icomm, np, me, i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='s_mumps_solver_bld', ch_err
|
||||
|
||||
#if defined(HAVE_MUMPS_)
|
||||
@@ -97,7 +97,7 @@
|
||||
allocate(sv%id,stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_dealloc_
|
||||
call psb_errpush(info,name,a_err='mld_mumps_default')
|
||||
call psb_errpush(info,name,a_err='mld_smumps_default')
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
@@ -109,7 +109,7 @@
|
||||
sv%id%job = -1
|
||||
sv%id%par=1
|
||||
call smumps(sv%id)
|
||||
!WARNING: CALLING mumps WITH JOB=-1 DESTROY THE SETTING OF DEFAULT:TO FIX
|
||||
!WARNING: CALLING sMUMPS WITH JOB=-1 DESTROY THE SETTING OF DEFAULT:TO FIX
|
||||
sv%id%icntl(3)=sv%ipar(2)
|
||||
nglob = desc_a%get_global_rows()
|
||||
if (sv%ipar(1) < 0) then
|
||||
@@ -151,7 +151,7 @@
|
||||
info = sv%id%infog(1)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_from_subroutine_
|
||||
ch_err='mld_mumps_fact '
|
||||
ch_err='mld_smumps_fact '
|
||||
call psb_errpush(info,name,a_err=ch_err)
|
||||
goto 9999
|
||||
end if
|
||||
@@ -182,7 +182,6 @@
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
#else
|
||||
write(psb_err_unit,*) "MUMPS Not Configured, fix make.inc and recompile "
|
||||
#endif
|
||||
|
||||
@@ -0,0 +1,196 @@
|
||||
!!$
|
||||
!!$
|
||||
!!$ 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.
|
||||
!!$
|
||||
!!$
|
||||
subroutine mld_z_bwgs_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_gs_solver, mld_protect_name => mld_z_bwgs_solver_apply
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_z_bwgs_solver_type), intent(inout) :: 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(psb_ipk_), intent(out) :: info
|
||||
|
||||
integer(psb_ipk_) :: n_row,n_col, itx
|
||||
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
complex(psb_dpk_), allocatable :: temp(:),wv(:),xit(:)
|
||||
integer(psb_ipk_) :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_bwgs_solver_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
ictxt = desc_data%get_ctxt()
|
||||
call psb_info(ictxt,me,np)
|
||||
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
|
||||
|
||||
n_row = desc_data%get_local_rows()
|
||||
n_col = desc_data%get_local_cols()
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/4*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/5*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
endif
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/5*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_geasb(wv,desc_data,info)
|
||||
call psb_geasb(xit,desc_data,info)
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
if (sv%eps <=dzero) then
|
||||
!
|
||||
! Fixed number of iterations
|
||||
!
|
||||
!
|
||||
! WARNING: this is not completely satisfactory. We are assuming here Y
|
||||
! as the initial guess, but this is only working if we are called from the
|
||||
! current JAC smoother loop. A good solution would be to have a separate
|
||||
! input argument as the initial guess
|
||||
!
|
||||
!!$ write(0,*) 'GS Iteration with ',sv%sweeps
|
||||
call psb_geaxpby(zone,y,zzero,xit,desc_data,info)
|
||||
do itx=1,sv%sweeps
|
||||
call psb_geaxpby(zone,x,zzero,wv,desc_data,info)
|
||||
! Update with L. The off-diagonal block is taken care
|
||||
! from the Jacobi smoother, hence this is purely local.
|
||||
call psb_spmm(-zone,sv%l,xit,zone,wv,desc_data,info,doswap=.false.)
|
||||
call psb_spsm(zone,sv%u,wv,zzero,xit,desc_data,info)
|
||||
!!$ temp = xit%get_vect()
|
||||
!!$ write(0,*) me,'GS Iteration ',itx,':',temp(1:n_row)
|
||||
end do
|
||||
|
||||
call psb_geaxpby(alpha,xit,beta,y,desc_data,info)
|
||||
|
||||
else
|
||||
!
|
||||
! Iterations to convergence, not implemented right now.
|
||||
!
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='EPS>0 not implemented in GS subsolve')
|
||||
goto 9999
|
||||
|
||||
end if
|
||||
!!$ case('T')
|
||||
!!$ call psb_spsm(zone,sv%u,x,zzero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='L',diag=sv%dv,choice=psb_none_,work=aux)
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ case('C')
|
||||
!!$
|
||||
!!$ call psb_spsm(zone,sv%u,x,zzero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ call wv1%mlt(zone,sv%dv,wv,zzero,info,conjgx=trans_)
|
||||
!!$
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv1,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
|
||||
case default
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='Invalid TRANS in GS subsolve')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
if (info /= psb_success_) then
|
||||
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in subsolve')
|
||||
goto 9999
|
||||
endif
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
|
||||
end subroutine mld_z_bwgs_solver_apply
|
||||
@@ -0,0 +1,200 @@
|
||||
!!$
|
||||
!!$
|
||||
!!$ 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.
|
||||
!!$
|
||||
!!$
|
||||
subroutine mld_z_bwgs_solver_apply_vect(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_gs_solver, mld_protect_name => mld_z_bwgs_solver_apply_vect
|
||||
implicit none
|
||||
type(psb_desc_type), intent(in) :: desc_data
|
||||
class(mld_z_bwgs_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(psb_ipk_), intent(out) :: info
|
||||
|
||||
integer(psb_ipk_) :: n_row,n_col, itx
|
||||
type(psb_z_vect_type) :: wv, xit
|
||||
complex(psb_dpk_), pointer :: ww(:), aux(:), tx(:),ty(:)
|
||||
complex(psb_dpk_), allocatable :: temp(:)
|
||||
integer(psb_ipk_) :: ictxt,np,me,i, err_act
|
||||
character :: trans_
|
||||
character(len=20) :: name='d_bwgs_solver_apply'
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
ictxt = desc_data%get_ctxt()
|
||||
call psb_info(ictxt,me,np)
|
||||
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
|
||||
|
||||
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=(/itwo,n_row,izero,izero,izero/))
|
||||
goto 9999
|
||||
end if
|
||||
if (y%get_nrows() < n_row) then
|
||||
info = 36
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/ithree,n_row,izero,izero,izero/))
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
|
||||
if (n_col <= size(work)) then
|
||||
ww => work(1:n_col)
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
aux => work(n_col+1:)
|
||||
else
|
||||
allocate(aux(4*n_col),stat=info)
|
||||
endif
|
||||
else
|
||||
allocate(ww(n_col),aux(4*n_col),stat=info)
|
||||
endif
|
||||
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,&
|
||||
& i_err=(/5*n_col,izero,izero,izero,izero/),&
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
call psb_geasb(wv,desc_data,info,mold=x%v,scratch=.true.)
|
||||
call psb_geasb(xit,desc_data,info,mold=x%v,scratch=.true.)
|
||||
|
||||
select case(trans_)
|
||||
case('N')
|
||||
if (sv%eps <=dzero) then
|
||||
!
|
||||
! Fixed number of iterations
|
||||
!
|
||||
!
|
||||
! WARNING: this is not completely satisfactory. We are assuming here Y
|
||||
! as the initial guess, but this is only working if we are called from the
|
||||
! current JAC smoother loop. A good solution would be to have a separate
|
||||
! input argument as the initial guess
|
||||
!
|
||||
!!$ write(0,*) 'GS Iteration with ',sv%sweeps
|
||||
call psb_geaxpby(zone,y,zzero,xit,desc_data,info)
|
||||
do itx=1,sv%sweeps
|
||||
call psb_geaxpby(zone,x,zzero,wv,desc_data,info)
|
||||
! Update with L. The off-diagonal block is taken care
|
||||
! from the Jacobi smoother, hence this is purely local.
|
||||
call psb_spmm(-zone,sv%l,xit,zone,wv,desc_data,info,doswap=.false.)
|
||||
call psb_spsm(zone,sv%u,wv,zzero,xit,desc_data,info)
|
||||
!!$ temp = xit%get_vect()
|
||||
!!$ write(0,*) me,'GS Iteration ',itx,':',temp(1:n_row)
|
||||
end do
|
||||
|
||||
call psb_geaxpby(alpha,xit,beta,y,desc_data,info)
|
||||
|
||||
else
|
||||
!
|
||||
! Iterations to convergence, not implemented right now.
|
||||
!
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,a_err='EPS>0 not implemented in GS subsolve')
|
||||
goto 9999
|
||||
|
||||
end if
|
||||
!!$ case('T')
|
||||
!!$ call psb_spsm(zone,sv%u,x,zzero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='L',diag=sv%dv,choice=psb_none_,work=aux)
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ case('C')
|
||||
!!$
|
||||
!!$ call psb_spsm(zone,sv%u,x,zzero,wv,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
!!$
|
||||
!!$ call wv1%mlt(zone,sv%dv,wv,zzero,info,conjgx=trans_)
|
||||
!!$
|
||||
!!$ if (info == psb_success_) call psb_spsm(alpha,sv%l,wv1,beta,y,desc_data,info,&
|
||||
!!$ & trans=trans_,scale='U',choice=psb_none_,work=aux)
|
||||
|
||||
case default
|
||||
info = psb_err_internal_error_
|
||||
call psb_errpush(info,name,&
|
||||
& a_err='Invalid TRANS in GS subsolve')
|
||||
goto 9999
|
||||
end select
|
||||
|
||||
|
||||
if (info /= psb_success_) then
|
||||
|
||||
call psb_errpush(psb_err_internal_error_,name,&
|
||||
& a_err='Error in subsolve')
|
||||
goto 9999
|
||||
endif
|
||||
call wv%free(info)
|
||||
call xit%free(info)
|
||||
if (n_col <= size(work)) then
|
||||
if ((4*n_col+n_col) <= size(work)) then
|
||||
else
|
||||
deallocate(aux)
|
||||
endif
|
||||
else
|
||||
deallocate(ww,aux)
|
||||
endif
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
|
||||
end subroutine mld_z_bwgs_solver_apply_vect
|
||||
@@ -0,0 +1,117 @@
|
||||
!!$
|
||||
!!$
|
||||
!!$ 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.
|
||||
!!$
|
||||
!!$
|
||||
subroutine mld_z_bwgs_solver_bld(a,desc_a,sv,upd,info,b,amold,vmold,imold)
|
||||
|
||||
use psb_base_mod
|
||||
use mld_z_gs_solver, mld_protect_name => mld_z_bwgs_solver_bld
|
||||
|
||||
Implicit None
|
||||
|
||||
! Arguments
|
||||
type(psb_zspmat_type), intent(in), target :: a
|
||||
Type(psb_desc_type), Intent(in) :: desc_a
|
||||
class(mld_z_bwgs_solver_type), intent(inout) :: sv
|
||||
character, intent(in) :: upd
|
||||
integer(psb_ipk_), 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
|
||||
class(psb_i_base_vect_type), intent(in), optional :: imold
|
||||
! Local variables
|
||||
integer(psb_ipk_) :: n_row,n_col, nrow_a, nztota
|
||||
integer(psb_ipk_) :: ictxt,np,me,i, err_act, debug_unit, debug_level
|
||||
character(len=20) :: name='d_bwgs_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()
|
||||
|
||||
if (psb_toupper(upd) == 'F') then
|
||||
nrow_a = a%get_nrows()
|
||||
nztota = a%get_nzeros()
|
||||
!!$ if (present(b)) then
|
||||
!!$ nztota = nztota + b%get_nzeros()
|
||||
!!$ end if
|
||||
if (sv%eps <= dzero) then
|
||||
!
|
||||
! This cuts out the off-diagonal part, because it's supposed to
|
||||
! be handled by the outer Jacobi smoother.
|
||||
!
|
||||
call a%tril(sv%l,info,diag=-1)
|
||||
call a%triu(sv%u,info,jmax=nrow_a)
|
||||
|
||||
else
|
||||
|
||||
info = psb_err_missing_override_method_
|
||||
call psb_errpush(info,name)
|
||||
goto 9999
|
||||
end if
|
||||
|
||||
|
||||
|
||||
call sv%l%set_asb()
|
||||
call sv%l%trim()
|
||||
call sv%u%set_asb()
|
||||
call sv%u%trim()
|
||||
|
||||
if (present(amold)) then
|
||||
call sv%l%cscnv(info,mold=amold)
|
||||
call sv%u%cscnv(info,mold=amold)
|
||||
end if
|
||||
|
||||
end if
|
||||
|
||||
if (debug_level >= psb_debug_outer_) &
|
||||
& write(debug_unit,*) me,' ',trim(name),' end'
|
||||
|
||||
call psb_erractionrestore(err_act)
|
||||
return
|
||||
|
||||
9999 call psb_error_handler(err_act)
|
||||
|
||||
return
|
||||
end subroutine mld_z_bwgs_solver_bld
|
||||
@@ -58,10 +58,9 @@ subroutine z_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
character :: trans_
|
||||
character(len=20) :: name='z_mumps_solver_apply'
|
||||
|
||||
#if defined(HAVE_MUMPS_)
|
||||
|
||||
call psb_erractionsave(err_act)
|
||||
|
||||
#if defined(HAVE_MUMPS_)
|
||||
info = psb_success_
|
||||
trans_ = psb_toupper(trans)
|
||||
select case(trans_)
|
||||
@@ -83,7 +82,7 @@ subroutine z_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/n_col,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
end if
|
||||
@@ -91,7 +90,7 @@ subroutine z_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
if (info /= psb_success_) then
|
||||
info=psb_err_alloc_request_
|
||||
call psb_errpush(info,name,i_err=(/nglob,0,0,0,0/),&
|
||||
& a_err='complex(psb_spk_)')
|
||||
& a_err='complex(psb_dpk_)')
|
||||
goto 9999
|
||||
end if
|
||||
call psb_gather(gx, x, desc_data, info, root=0)
|
||||
@@ -144,6 +143,5 @@ subroutine z_mumps_solver_apply(alpha,sv,x,beta,y,desc_data,trans,work,info)
|
||||
#else
|
||||
write(psb_err_unit,*) "MUMPS Not Configured, fix make.inc and recompile "
|
||||
#endif
|
||||
|
||||
end subroutine z_mumps_solver_apply
|
||||
|
||||
|
||||
@@ -79,5 +79,6 @@
|
||||
#else
|
||||
write(psb_err_unit,*) "MUMPS Not Configured, fix make.inc and recompile "
|
||||
#endif
|
||||
|
||||
end subroutine z_mumps_solver_apply_vect
|
||||
|
||||
|
||||
@@ -182,7 +182,6 @@
|
||||
return
|
||||
end if
|
||||
return
|
||||
|
||||
#else
|
||||
write(psb_err_unit,*) "MUMPS Not Configured, fix make.inc and recompile "
|
||||
#endif
|
||||
|
||||
Reference in New Issue
Block a user