fdurastante
/
psblas3
mirror of https://github.com/sfilippone/psblas3.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Moving files from PSBLAS2 to MLD2P4.

Browse Source
psblas3-type-indexed
Salvatore Filippone 18 years ago
parent e8ade0af0f
commit 37f7e6beb5
1 changed files with 0 additions and 211 deletions
Show Stats Download Patch File Download Diff File

211
mld2p4/psb_zumf_bld.f90
Unescape Escape View File

@ -1,211 +0,0 @@
!!$
!!$
!!$ MD2P4
!!$ Multilevel Domain Decomposition Parallel Preconditioner Package for PSBLAS
!!$ for
!!$ Parallel Sparse BLAS v2.0
!!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari University of Rome Tor Vergata
!!$ Daniela di Serafino Second University of Naples
!!$ Pasqua D'Ambra ICAR-CNR
!!$
!!$ 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 MD2P4 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 MD2P4 GROUP OR ITS CONTRIBUTORS
!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
!!$ POSSIBILITY OF SUCH DAMAGE.
!!$
!!$
subroutine psb_zumf_bld(a,desc_a,p,info)
use psb_base_mod
use psb_prec_type
implicit none
type(psb_zspmat_type), intent(inout) :: a
type(psb_desc_type), intent(in) :: desc_a
type(psb_zbaseprc_type), intent(inout) :: p
integer, intent(out) :: info
type(psb_zspmat_type) :: blck, atmp
character(len=5) :: fmt
character :: upd='F'
integer :: i,j,nza,nzb,nzt,ictxt, me,np,err_act
integer :: i_err(5)
logical, parameter :: debug=.false.
character(len=20) :: name, ch_err
interface psb_asmatbld
Subroutine psb_zasmatbld(ptype,novr,a,blk,desc_data,upd,desc_p,info,outfmt)
use psb_base_mod
use psb_prec_type
integer, intent(in) :: ptype,novr
Type(psb_zspmat_type), Intent(in) :: a
Type(psb_zspmat_type), Intent(inout) :: blk
Type(psb_desc_type), Intent(inout) :: desc_p
Type(psb_desc_type), Intent(in) :: desc_data
Character, Intent(in) :: upd
integer, intent(out) :: info
character(len=5), optional :: outfmt
end Subroutine psb_zasmatbld
end interface
info=0
name='psb_umf_bld'
call psb_erractionsave(err_act)
ictxt = desc_A%matrix_data(psb_ctxt_)
call psb_info(ictxt, me, np)
fmt = 'COO'
call psb_nullify_sp(blck)
call psb_nullify_sp(atmp)
atmp%fida='COO'
if (Debug) then
write(0,*) me, 'UMFBLD: Calling csdp'
call psb_barrier(ictxt)
endif
call psb_zcsdp(a,atmp,info)
if(info /= 0) then
info=4010
ch_err='psb_zcsdp'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
nza = psb_sp_get_nnzeros(atmp)
nzb = psb_sp_get_nnzeros(a)
if (Debug) then
write(0,*) me, 'UMFBLD: Done csdp',info,nza,atmp%m,atmp%k,nzb
call psb_barrier(ictxt)
endif
call psb_asmatbld(p%iprcparm(p_type_),p%iprcparm(n_ovr_),a,&
& blck,desc_a,upd,p%desc_data,info,outfmt=fmt)
if(info /= 0) then
info=4010
ch_err='psb_asmatbld'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
nzb = psb_sp_get_nnzeros(blck)
if (Debug) then
write(0,*) me, 'UMFBLD: Done asmatbld',info,nzb,blck%fida
call psb_barrier(ictxt)
endif
if (nzb > 0 ) then
if (size(atmp%aspk)<nza+nzb) then
call psb_sp_reall(atmp,nza+nzb,info)
if(info /= 0) then
info=4010
ch_err='psb_sp_reall'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
endif
if (Debug) then
write(0,*) me, 'UMFBLD: Done realloc',info,nza+nzb,atmp%fida
call psb_barrier(ictxt)
endif
do j=1,nzb
atmp%aspk(nza+j) = blck%aspk(j)
atmp%ia1(nza+j) = blck%ia1(j)
atmp%ia2(nza+j) = blck%ia2(j)
end do
atmp%infoa(psb_nnz_) = nza+nzb
atmp%m = atmp%m + blck%m
atmp%k = max(a%k,blck%k)
else
atmp%infoa(psb_nnz_) = nza
atmp%m = a%m
atmp%k = a%k
endif
i=0
do j=1, atmp%infoa(psb_nnz_)
if (atmp%ia2(j) <= atmp%m) then
i = i + 1
atmp%aspk(i) = atmp%aspk(j)
atmp%ia1(i) = atmp%ia1(j)
atmp%ia2(i) = atmp%ia2(j)
endif
enddo
atmp%infoa(psb_nnz_) = i
call psb_ipcoo2csc(atmp,info)
if(info /= 0) then
info=4010
ch_err='psb_ipcoo2csc'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
nzt = psb_sp_get_nnzeros(atmp)
if (Debug) then
write(0,*) me,'Calling psb_umf_factor ',nzt,atmp%m,&
& atmp%k,p%desc_data%matrix_data(psb_n_row_)
open(80+me)
call psb_csprt(80+me,atmp)
close(80+me)
call psb_barrier(ictxt)
endif
call psb_zumf_factor(atmp%m,nzt,&
& atmp%aspk,atmp%ia1,atmp%ia2,&
& p%iprcparm(umf_symptr_),p%iprcparm(umf_numptr_),info)
if (info /= 0) then
i_err(1) = info
info=4110
ch_err='psb_umf_fact'
call psb_errpush(info,name,a_err=ch_err,i_err=i_err)
goto 9999
end if
if (Debug) then
write(0,*) me, 'UMFBLD: Done umf_Factor',info,p%iprcparm(umf_numptr_)
call psb_barrier(ictxt)
endif
call psb_sp_free(blck,info)
call psb_sp_free(atmp,info)
if(info /= 0) then
info=4010
ch_err='psb_sp_free'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
call psb_erractionrestore(err_act)
return
9999 continue
call psb_erractionrestore(err_act)
if (err_act.eq.act_abort) then
call psb_error()
return
end if
return
end subroutine psb_zumf_bld
Write Preview
Loading…
Cancel
Save