You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
534 lines
18 KiB
Fortran
534 lines
18 KiB
Fortran
!!$
|
|
!!$ Parallel Sparse BLAS v2.0
|
|
!!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
|
|
!!$ Alfredo Buttari University of Rome Tor Vergata
|
|
!!$
|
|
!!$ 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 PSBLAS 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 PSBLAS 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.
|
|
!!$
|
|
!!$
|
|
|
|
module psi_mod
|
|
|
|
use psb_descriptor_type
|
|
|
|
!!$ interface
|
|
!!$ subroutine psi_inner_cnv(n,x,hashsize,hashmask,hashv,glb_lc)
|
|
!!$ integer, intent(in) :: n, hashsize,hashmask,hashv(0:),glb_lc(:,:)
|
|
!!$ integer, intent(inout) :: x(:)
|
|
!!$ end subroutine psi_inner_cnv
|
|
!!$ end interface
|
|
|
|
interface
|
|
subroutine psi_compute_size(desc_data,&
|
|
& index_in, dl_lda, info)
|
|
integer :: info, dl_lda
|
|
integer :: desc_data(:), index_in(:)
|
|
end subroutine psi_compute_size
|
|
end interface
|
|
|
|
interface
|
|
subroutine psi_crea_bnd_elem(bndel,desc_a,info)
|
|
use psb_descriptor_type
|
|
integer, allocatable :: bndel(:)
|
|
type(psb_desc_type), intent(in) :: desc_a
|
|
integer, intent(out) :: info
|
|
end subroutine psi_crea_bnd_elem
|
|
end interface
|
|
|
|
interface
|
|
subroutine psi_crea_index(desc_a,index_in,index_out,glob_idx,nxch,nsnd,nrcv,info)
|
|
use psb_descriptor_type
|
|
type(psb_desc_type), intent(in) :: desc_a
|
|
integer, intent(out) :: info,nxch,nsnd,nrcv
|
|
integer, intent(in) :: index_in(:)
|
|
integer, allocatable, intent(inout) :: index_out(:)
|
|
logical :: glob_idx
|
|
end subroutine psi_crea_index
|
|
end interface
|
|
|
|
interface
|
|
subroutine psi_crea_ovr_elem(desc_overlap,ovr_elem,info)
|
|
integer :: desc_overlap(:)
|
|
integer, allocatable, intent(inout) :: ovr_elem(:)
|
|
integer, intent(out) :: info
|
|
end subroutine psi_crea_ovr_elem
|
|
end interface
|
|
|
|
interface
|
|
subroutine psi_desc_index(desc_data,index_in,dep_list,&
|
|
& length_dl,nsnd,nrcv,loc_to_glob,glob_to_loc,desc_index,&
|
|
& isglob_in,info)
|
|
integer :: desc_data(:),index_in(:),dep_list(:)
|
|
integer :: loc_to_glob(:),glob_to_loc(:)
|
|
integer,allocatable, intent(inout) :: desc_index(:)
|
|
integer :: length_dl,nsnd,nrcv,info
|
|
logical :: isglob_in
|
|
end subroutine psi_desc_index
|
|
end interface
|
|
|
|
interface
|
|
subroutine psi_sort_dl(dep_list,l_dep_list,np,info)
|
|
integer :: np,dep_list(:,:), l_dep_list(:), info
|
|
end subroutine psi_sort_dl
|
|
end interface
|
|
|
|
interface psi_swapdata
|
|
subroutine psi_dswapdatam(flag,n,beta,y,desc_a,work,info,data)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag, n
|
|
integer, intent(out) :: info
|
|
real(kind(1.d0)) :: y(:,:), beta
|
|
real(kind(1.d0)),target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
integer, optional :: data
|
|
end subroutine psi_dswapdatam
|
|
subroutine psi_dswapdatav(flag,beta,y,desc_a,work,info,data)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag
|
|
integer, intent(out) :: info
|
|
real(kind(1.d0)) :: y(:), beta
|
|
real(kind(1.d0)),target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
integer, optional :: data
|
|
end subroutine psi_dswapdatav
|
|
subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag, n
|
|
integer, intent(out) :: info
|
|
integer :: y(:,:), beta
|
|
integer, target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
integer, optional :: data
|
|
end subroutine psi_iswapdatam
|
|
subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag
|
|
integer, intent(out) :: info
|
|
integer :: y(:), beta
|
|
integer, target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
integer, optional :: data
|
|
end subroutine psi_iswapdatav
|
|
subroutine psi_zswapdatam(flag,n,beta,y,desc_a,work,info,data)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag, n
|
|
integer, intent(out) :: info
|
|
complex(kind(1.d0)) :: y(:,:), beta
|
|
complex(kind(1.d0)),target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
integer, optional :: data
|
|
end subroutine psi_zswapdatam
|
|
subroutine psi_zswapdatav(flag,beta,y,desc_a,work,info,data)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag
|
|
integer, intent(out) :: info
|
|
complex(kind(1.d0)) :: y(:), beta
|
|
complex(kind(1.d0)),target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
integer, optional :: data
|
|
end subroutine psi_zswapdatav
|
|
end interface
|
|
|
|
|
|
interface psi_swaptran
|
|
subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag, n
|
|
integer, intent(out) :: info
|
|
real(kind(1.d0)) :: y(:,:), beta
|
|
real(kind(1.d0)),target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
end subroutine psi_dswaptranm
|
|
subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag
|
|
integer, intent(out) :: info
|
|
real(kind(1.d0)) :: y(:), beta
|
|
real(kind(1.d0)),target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
end subroutine psi_dswaptranv
|
|
subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag, n
|
|
integer, intent(out) :: info
|
|
integer :: y(:,:), beta
|
|
integer,target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
end subroutine psi_iswaptranm
|
|
subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag
|
|
integer, intent(out) :: info
|
|
integer :: y(:), beta
|
|
integer,target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
end subroutine psi_iswaptranv
|
|
subroutine psi_zswaptranm(flag,n,beta,y,desc_a,work,info)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag, n
|
|
integer, intent(out) :: info
|
|
complex(kind(1.d0)) :: y(:,:), beta
|
|
complex(kind(1.d0)),target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
end subroutine psi_zswaptranm
|
|
subroutine psi_zswaptranv(flag,beta,y,desc_a,work,info)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: flag
|
|
integer, intent(out) :: info
|
|
complex(kind(1.d0)) :: y(:), beta
|
|
complex(kind(1.d0)),target :: work(:)
|
|
type(psb_desc_type), target :: desc_a
|
|
end subroutine psi_zswaptranv
|
|
end interface
|
|
|
|
|
|
interface psi_gth
|
|
subroutine psi_dgthm(n,k,idx,x,y)
|
|
integer :: n, k, idx(:)
|
|
real(kind(1.d0)) :: x(:,:), y(:)
|
|
end subroutine psi_dgthm
|
|
subroutine psi_dgthv(n,idx,x,y)
|
|
integer :: n, idx(:)
|
|
real(kind(1.d0)) :: x(:), y(:)
|
|
end subroutine psi_dgthv
|
|
subroutine psi_igthm(n,k,idx,x,y)
|
|
integer :: n, k, idx(:)
|
|
integer :: x(:,:), y(:)
|
|
end subroutine psi_igthm
|
|
subroutine psi_igthv(n,idx,x,y)
|
|
integer :: n, idx(:)
|
|
integer :: x(:), y(:)
|
|
end subroutine psi_igthv
|
|
subroutine psi_zgthm(n,k,idx,x,y)
|
|
integer :: n, k, idx(:)
|
|
complex(kind(1.d0)) :: x(:,:), y(:)
|
|
end subroutine psi_zgthm
|
|
subroutine psi_zgthv(n,idx,x,y)
|
|
integer :: n, idx(:)
|
|
complex(kind(1.d0)) :: x(:), y(:)
|
|
end subroutine psi_zgthv
|
|
end interface
|
|
|
|
interface psi_sct
|
|
subroutine psi_dsctm(n,k,idx,x,beta,y)
|
|
integer :: n, k, idx(:)
|
|
real(kind(1.d0)) :: beta, x(:), y(:,:)
|
|
end subroutine psi_dsctm
|
|
subroutine psi_dsctv(n,idx,x,beta,y)
|
|
integer :: n, idx(:)
|
|
real(kind(1.d0)) :: beta, x(:), y(:)
|
|
end subroutine psi_dsctv
|
|
subroutine psi_isctm(n,k,idx,x,beta,y)
|
|
integer :: n, k, idx(:)
|
|
integer :: beta, x(:), y(:,:)
|
|
end subroutine psi_isctm
|
|
subroutine psi_isctv(n,idx,x,beta,y)
|
|
integer :: n, idx(:)
|
|
integer :: beta, x(:), y(:)
|
|
end subroutine psi_isctv
|
|
subroutine psi_zsctm(n,k,idx,x,beta,y)
|
|
integer :: n, k, idx(:)
|
|
complex(kind(1.d0)) :: beta, x(:), y(:,:)
|
|
end subroutine psi_zsctm
|
|
subroutine psi_zsctv(n,idx,x,beta,y)
|
|
integer :: n, idx(:)
|
|
complex(kind(1.d0)) :: beta, x(:), y(:)
|
|
end subroutine psi_zsctv
|
|
end interface
|
|
|
|
interface psi_cnv_dsc
|
|
module procedure psi_cnv_dsc
|
|
end interface
|
|
|
|
interface psi_inner_cnv
|
|
module procedure psi_inner_cnv1, psi_inner_cnv2
|
|
end interface
|
|
|
|
interface psi_fnd_owner
|
|
subroutine psi_fnd_owner(nv,idx,iprc,desc,info)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: nv
|
|
integer, intent(in) :: idx(:)
|
|
integer, allocatable, intent(out) :: iprc(:)
|
|
type(psb_desc_type), intent(in) :: desc
|
|
integer, intent(out) :: info
|
|
end subroutine psi_fnd_owner
|
|
end interface
|
|
|
|
interface psi_ldsc_pre_halo
|
|
subroutine psi_ldsc_pre_halo(desc,info)
|
|
use psb_descriptor_type
|
|
type(psb_desc_type), intent(inout) :: desc
|
|
integer, intent(out) :: info
|
|
end subroutine psi_ldsc_pre_halo
|
|
end interface
|
|
|
|
interface psi_idx_cnv
|
|
subroutine psi_idx_cnv1(nv,idxin,desc,info,mask,owned)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: nv
|
|
integer, intent(inout) :: idxin(:)
|
|
type(psb_desc_type), intent(in) :: desc
|
|
integer, intent(out) :: info
|
|
logical, intent(in), optional, target :: mask(:)
|
|
logical, intent(in), optional :: owned
|
|
end subroutine psi_idx_cnv1
|
|
subroutine psi_idx_cnv2(nv,idxin,idxout,desc,info,mask,owned)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: nv, idxin(:)
|
|
integer, intent(out) :: idxout(:)
|
|
type(psb_desc_type), intent(in) :: desc
|
|
integer, intent(out) :: info
|
|
logical, intent(in), optional, target :: mask(:)
|
|
logical, intent(in), optional :: owned
|
|
end subroutine psi_idx_cnv2
|
|
subroutine psi_idx_cnvs(idxin,idxout,desc,info,mask,owned)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: idxin
|
|
integer, intent(out) :: idxout
|
|
type(psb_desc_type), intent(in) :: desc
|
|
integer, intent(out) :: info
|
|
logical, intent(in), optional, target :: mask
|
|
logical, intent(in), optional :: owned
|
|
end subroutine psi_idx_cnvs
|
|
end interface
|
|
|
|
interface psi_idx_ins_cnv
|
|
subroutine psi_idx_ins_cnv1(nv,idxin,desc,info,mask)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: nv
|
|
integer, intent(inout) :: idxin(:)
|
|
type(psb_desc_type), intent(inout) :: desc
|
|
integer, intent(out) :: info
|
|
logical, intent(in), optional, target :: mask(:)
|
|
end subroutine psi_idx_ins_cnv1
|
|
subroutine psi_idx_ins_cnv2(nv,idxin,idxout,desc,info,mask)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: nv, idxin(:)
|
|
integer, intent(out) :: idxout(:)
|
|
type(psb_desc_type), intent(inout) :: desc
|
|
integer, intent(out) :: info
|
|
logical, intent(in), optional, target :: mask(:)
|
|
end subroutine psi_idx_ins_cnv2
|
|
subroutine psi_idx_ins_cnvs(idxin,idxout,desc,info,mask)
|
|
use psb_descriptor_type
|
|
integer, intent(in) :: idxin
|
|
integer, intent(out) :: idxout
|
|
type(psb_desc_type), intent(inout) :: desc
|
|
integer, intent(out) :: info
|
|
logical, intent(in), optional, target :: mask
|
|
end subroutine psi_idx_ins_cnvs
|
|
end interface
|
|
|
|
contains
|
|
|
|
subroutine psi_cnv_dsc(halo_in,ovrlap_in,cdesc, info)
|
|
|
|
use psb_const_mod
|
|
use psb_error_mod
|
|
use psb_penv_mod
|
|
use psb_descriptor_type
|
|
use psb_realloc_mod
|
|
implicit none
|
|
|
|
! ....scalars parameters....
|
|
integer, intent(in) :: halo_in(:), ovrlap_in(:)
|
|
type(psb_desc_type), intent(inout) :: cdesc
|
|
integer, intent(out) :: info
|
|
|
|
! ....local scalars....
|
|
integer :: i,np,me,proc, max_index
|
|
integer :: ictxt, err_act,nxch,nsnd,nrcv
|
|
! ...local array...
|
|
integer :: int_err(5)
|
|
integer, allocatable :: idx_out(:)
|
|
|
|
! ...parameters
|
|
logical, parameter :: debug=.false.
|
|
character(len=20) :: name
|
|
|
|
name='psi_bld_cdesc'
|
|
call psb_get_erraction(err_act)
|
|
|
|
info = 0
|
|
ictxt = cdesc%matrix_data(psb_ctxt_)
|
|
|
|
call psb_info(ictxt,me,np)
|
|
if (np == -1) then
|
|
info = 2010
|
|
call psb_errpush(info,name)
|
|
goto 9999
|
|
endif
|
|
|
|
|
|
! first the halo index
|
|
if (debug) write(0,*) me,'Calling crea_index on halo'
|
|
call psi_crea_index(cdesc,halo_in, idx_out,.false.,nxch,nsnd,nrcv,info)
|
|
if(info /= 0) then
|
|
call psb_errpush(4010,name,a_err='psi_crea_index')
|
|
goto 9999
|
|
end if
|
|
call psb_transfer(idx_out,cdesc%halo_index,info)
|
|
cdesc%matrix_data(psb_thal_xch_) = nxch
|
|
cdesc%matrix_data(psb_thal_snd_) = nsnd
|
|
cdesc%matrix_data(psb_thal_rcv_) = nrcv
|
|
|
|
if (debug) write(0,*) me,'Done crea_index on halo'
|
|
if (debug) write(0,*) me,'Calling crea_index on ovrlap'
|
|
|
|
! then the overlap index
|
|
|
|
call psi_crea_index(cdesc,ovrlap_in, idx_out,.true.,nxch,nsnd,nrcv,info)
|
|
if(info /= 0) then
|
|
call psb_errpush(4010,name,a_err='psi_crea_index')
|
|
goto 9999
|
|
end if
|
|
call psb_transfer(idx_out,cdesc%ovrlap_index,info)
|
|
if(info /= 0) then
|
|
call psb_errpush(4010,name,a_err='psb_transfer')
|
|
goto 9999
|
|
end if
|
|
|
|
cdesc%matrix_data(psb_tovr_xch_) = nxch
|
|
cdesc%matrix_data(psb_tovr_snd_) = nsnd
|
|
cdesc%matrix_data(psb_tovr_rcv_) = nrcv
|
|
|
|
if (debug) write(0,*) me,'Calling crea_ovr_elem'
|
|
! next ovrlap_elem
|
|
call psi_crea_ovr_elem(cdesc%ovrlap_index,cdesc%ovrlap_elem,info)
|
|
if (debug) write(0,*) me,'Done crea_ovr_elem'
|
|
if(info /= 0) then
|
|
call psb_errpush(4010,name,a_err='psi_crea_ovr_elem')
|
|
goto 9999
|
|
end if
|
|
|
|
! finally bnd_elem
|
|
call psi_crea_bnd_elem(idx_out,cdesc,info)
|
|
if (info == 0) call psb_transfer(idx_out,cdesc%bnd_elem,info)
|
|
|
|
if(info /= 0) then
|
|
call psb_errpush(4010,name,a_err='psi_crea_bnd_elem')
|
|
goto 9999
|
|
end if
|
|
if (debug) write(0,*) me,'Done crea_bnd_elem'
|
|
|
|
call psb_erractionrestore(err_act)
|
|
return
|
|
|
|
9999 continue
|
|
call psb_erractionrestore(err_act)
|
|
if (err_act == act_abort) then
|
|
call psb_error(ictxt)
|
|
return
|
|
end if
|
|
return
|
|
|
|
end subroutine psi_cnv_dsc
|
|
|
|
|
|
|
|
subroutine psi_inner_cnv1(n,x,hashsize,hashmask,hashv,glb_lc)
|
|
integer, intent(in) :: n, hashsize,hashmask,hashv(0:),glb_lc(:,:)
|
|
integer, intent(inout) :: x(:)
|
|
|
|
integer :: i, ih, key, idx,nh,tmp,lb,ub,lm
|
|
do i=1, n
|
|
key = x(i)
|
|
ih = iand(key,hashmask)
|
|
idx = hashv(ih)
|
|
nh = hashv(ih+1) - hashv(ih)
|
|
if (nh > 0) then
|
|
tmp = -1
|
|
lb = idx
|
|
ub = idx+nh-1
|
|
do
|
|
if (lb>ub) exit
|
|
lm = (lb+ub)/2
|
|
if (key==glb_lc(lm,1)) then
|
|
tmp = lm
|
|
exit
|
|
else if (key<glb_lc(lm,1)) then
|
|
ub = lm - 1
|
|
else
|
|
lb = lm + 1
|
|
end if
|
|
end do
|
|
else
|
|
tmp = -1
|
|
end if
|
|
if (tmp > 0) then
|
|
x(i) = glb_lc(tmp,2)
|
|
else
|
|
x(i) = tmp
|
|
end if
|
|
end do
|
|
end subroutine psi_inner_cnv1
|
|
|
|
|
|
subroutine psi_inner_cnv2(n,x,y,hashsize,hashmask,hashv,glb_lc)
|
|
integer, intent(in) :: n, hashsize,hashmask,hashv(0:),glb_lc(:,:)
|
|
integer, intent(in) :: x(:)
|
|
integer, intent(out) :: y(:)
|
|
|
|
integer :: i, ih, key, idx,nh,tmp,lb,ub,lm
|
|
|
|
do i=1, n
|
|
key = x(i)
|
|
ih = iand(key,hashmask)
|
|
if (ih > ubound(hashv,1) ) then
|
|
write(0,*) ' In inner cnv: ',ih,ubound(hashv)
|
|
call flush(0)
|
|
end if
|
|
idx = hashv(ih)
|
|
nh = hashv(ih+1) - hashv(ih)
|
|
if (nh > 0) then
|
|
tmp = -1
|
|
lb = idx
|
|
ub = idx+nh-1
|
|
do
|
|
if (lb>ub) exit
|
|
lm = (lb+ub)/2
|
|
if (key==glb_lc(lm,1)) then
|
|
tmp = lm
|
|
exit
|
|
else if (key<glb_lc(lm,1)) then
|
|
ub = lm - 1
|
|
else
|
|
lb = lm + 1
|
|
end if
|
|
end do
|
|
else
|
|
tmp = -1
|
|
end if
|
|
if (tmp > 0) then
|
|
y(i) = glb_lc(tmp,2)
|
|
else
|
|
y(i) = tmp
|
|
end if
|
|
end do
|
|
end subroutine psi_inner_cnv2
|
|
|
|
end module psi_mod
|