|
|
|
|
@ -39,7 +39,7 @@
|
|
|
|
|
! Ambra Abdullahi Hassan
|
|
|
|
|
!
|
|
|
|
|
!
|
|
|
|
|
subroutine c_mumps_solver_bld(a,desc_a,sv,info,b,amold,vmold,imold)
|
|
|
|
|
subroutine c_mumps_solver_bld(a,desc_a,sv,info,b,amold,vmold,imold)
|
|
|
|
|
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
use mld_c_mumps_solver
|
|
|
|
|
@ -58,12 +58,16 @@
|
|
|
|
|
! Local variables
|
|
|
|
|
type(psb_cspmat_type) :: atmp
|
|
|
|
|
type(psb_c_coo_sparse_mat), target :: acoo
|
|
|
|
|
integer(psb_ipk_) :: n_row,n_col, nrow_a, nztota, nglob, nglobrec, nzt, npr, npc
|
|
|
|
|
#if defined(IPK4) && defined(LPK8)
|
|
|
|
|
integer(psb_lpk_), allocatable :: gia(:), gja(:)
|
|
|
|
|
#endif
|
|
|
|
|
integer(psb_ipk_) :: n_row,n_col, nrow_a, nza, npr, npc
|
|
|
|
|
integer(psb_lpk_) :: nglob, nglobrec, nzt
|
|
|
|
|
integer(psb_ipk_) :: ifrst, ibcheck
|
|
|
|
|
integer(psb_ipk_) :: ictxt, ictxt1, icomm, np, iam, me, i, err_act, debug_unit, debug_level
|
|
|
|
|
character(len=20) :: name='c_mumps_solver_bld', ch_err
|
|
|
|
|
|
|
|
|
|
#if defined(HAVE_MUMPS_) && !defined(LPK8)
|
|
|
|
|
#if defined(HAVE_MUMPS_)
|
|
|
|
|
|
|
|
|
|
info=psb_success_
|
|
|
|
|
|
|
|
|
|
@ -113,6 +117,12 @@
|
|
|
|
|
sv%id%comm = icomm
|
|
|
|
|
sv%id%job = -1
|
|
|
|
|
sv%id%par = 1
|
|
|
|
|
if (sv%ipar(3) == 2) then
|
|
|
|
|
sv%id%sym = 2
|
|
|
|
|
else
|
|
|
|
|
sv%id%sym = 0
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
call cmumps(sv%id)
|
|
|
|
|
!WARNING: CALLING cmumps WITH JOB=-1 DESTROY THE SETTING OF DEFAULT:TO FIX
|
|
|
|
|
if (allocated(sv%icntl)) then
|
|
|
|
|
@ -133,7 +143,13 @@
|
|
|
|
|
nglob = desc_a%get_global_rows()
|
|
|
|
|
if (sv%ipar(1) == mld_local_solver_ ) then
|
|
|
|
|
nglobrec=desc_a%get_local_rows()
|
|
|
|
|
if (sv%ipar(3) == 2) then
|
|
|
|
|
! Always pass the upper triangle to MUMPS
|
|
|
|
|
call a%triu(c,info,jmax=a%get_nrows())
|
|
|
|
|
call c%set_symmetric()
|
|
|
|
|
else
|
|
|
|
|
call a%csclip(c,info,jmax=a%get_nrows())
|
|
|
|
|
end if
|
|
|
|
|
call c%cp_to(acoo)
|
|
|
|
|
nglob = c%get_nrows()
|
|
|
|
|
if (nglobrec /= nglob) then
|
|
|
|
|
@ -143,22 +159,63 @@
|
|
|
|
|
else
|
|
|
|
|
call a%cp_to(acoo)
|
|
|
|
|
end if
|
|
|
|
|
nztota = acoo%get_nzeros()
|
|
|
|
|
nza = acoo%get_nzeros()
|
|
|
|
|
|
|
|
|
|
! switch to global numbering
|
|
|
|
|
if (sv%ipar(1) == mld_global_solver_ ) then
|
|
|
|
|
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')
|
|
|
|
|
#if defined(IPK4) && defined(LPK8)
|
|
|
|
|
!
|
|
|
|
|
! Strategy here is as follows: because a call to MUMPS
|
|
|
|
|
! as a gobal solver is mostly done at the coarsest level,
|
|
|
|
|
! even if we start from a problem requiring 8 bytes, chances
|
|
|
|
|
! are that the global size will be suitable for 4 bytes
|
|
|
|
|
! anyway, so we hope for the best, and throw an error
|
|
|
|
|
! if something goes wrong.
|
|
|
|
|
!
|
|
|
|
|
if (nglob > huge(1_psb_ipk_)) then
|
|
|
|
|
write(0,*) iam,' ',trim(name),': Error: overflow of local indices '
|
|
|
|
|
info=psb_err_internal_error_
|
|
|
|
|
call psb_errpush(info,name)
|
|
|
|
|
goto 9999
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
gia = acoo%ia(1:nza)
|
|
|
|
|
gja = acoo%ja(1:nza)
|
|
|
|
|
call psb_loc_to_glob(gia(1:nza), desc_a, info, iact='I')
|
|
|
|
|
call psb_loc_to_glob(gja(1:nza), desc_a, info, iact='I')
|
|
|
|
|
acoo%ia(1:nza) = gia(1:nza)
|
|
|
|
|
acoo%ja(1:nza) = gja(1:nza)
|
|
|
|
|
#else
|
|
|
|
|
!
|
|
|
|
|
! Here global and local numbers have the same size, so this must work.
|
|
|
|
|
!
|
|
|
|
|
call psb_loc_to_glob(acoo%ja(1:nza), desc_a, info, iact='I')
|
|
|
|
|
call psb_loc_to_glob(acoo%ia(1:nza), desc_a, info, iact='I')
|
|
|
|
|
#endif
|
|
|
|
|
if (sv%ipar(3) == 2 ) then
|
|
|
|
|
! Always pass the upper triangle to MUMPS
|
|
|
|
|
block
|
|
|
|
|
integer(psb_ipk_) :: j,nz
|
|
|
|
|
nz = 0
|
|
|
|
|
do j=1,nza
|
|
|
|
|
if (acoo%ja(j) >= acoo%ia(j)) then
|
|
|
|
|
nz = nz + 1
|
|
|
|
|
acoo%ia(nz) = acoo%ia(j)
|
|
|
|
|
acoo%ja(nz) = acoo%ja(j)
|
|
|
|
|
acoo%val(nz) = acoo%val(j)
|
|
|
|
|
end if
|
|
|
|
|
end do
|
|
|
|
|
call acoo%set_nzeros(nz)
|
|
|
|
|
call acoo%set_triangle()
|
|
|
|
|
call acoo%set_upper()
|
|
|
|
|
call acoo%set_symmetric()
|
|
|
|
|
end block
|
|
|
|
|
end if
|
|
|
|
|
end if
|
|
|
|
|
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
|
|
|
|
|
else
|
|
|
|
|
sv%id%sym = 0
|
|
|
|
|
end if
|
|
|
|
|
sv%id%n = nglob
|
|
|
|
|
! there should be a better way for this
|
|
|
|
|
sv%id%nnz_loc = acoo%get_nzeros()
|
|
|
|
|
@ -174,7 +231,7 @@
|
|
|
|
|
info = sv%id%infog(1)
|
|
|
|
|
if (info /= psb_success_) then
|
|
|
|
|
info=psb_err_from_subroutine_
|
|
|
|
|
ch_err='mld_dmumps_fact '
|
|
|
|
|
ch_err='mld_cmumps_fact '
|
|
|
|
|
call psb_errpush(info,name,a_err=ch_err)
|
|
|
|
|
goto 9999
|
|
|
|
|
end if
|
|
|
|
|
|
Salvatore Filippone
5 years ago