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@ -42,105 +42,107 @@
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! desc_a - type(psb_desc_type). The communication descriptor.
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! desc_a - type(psb_desc_type). The communication descriptor.
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! info - integer. return code.
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! info - integer. return code.
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!
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!
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subroutine psi_crea_ovr_elem(me,desc_overlap,ovr_elem,info)
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submodule (psi_i_mod) psi_crea_ovr_elem_impl_mod
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contains
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use psi_mod, psb_protect_name => psi_crea_ovr_elem
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subroutine psi_crea_ovr_elem(me,desc_overlap,ovr_elem,info)
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use psb_realloc_mod
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use psb_error_mod
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use psb_realloc_mod
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use psb_penv_mod
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use psb_error_mod
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use psb_serial_mod
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use psb_penv_mod
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implicit none
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use psb_serial_mod
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implicit none
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! ...parameter arrays....
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integer(psb_ipk_), intent(in) :: me, desc_overlap(:)
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! ...parameter arrays....
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integer(psb_ipk_), allocatable, intent(out) :: ovr_elem(:,:)
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integer(psb_ipk_), intent(in) :: me, desc_overlap(:)
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), allocatable, intent(out) :: ovr_elem(:,:)
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integer(psb_ipk_), intent(out) :: info
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! ...local scalars...
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integer(psb_ipk_) :: i,pnt_new_elem,ret,j
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! ...local scalars...
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integer(psb_ipk_) :: dim_ovr_elem
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integer(psb_ipk_) :: i,pnt_new_elem,ret,j
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integer(psb_ipk_) :: pairtree(2)
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integer(psb_ipk_) :: dim_ovr_elem
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integer(psb_ipk_) :: pairtree(2)
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! ...external function...
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integer(psb_ipk_) :: psi_exist_ovr_elem
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! ...external function...
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external :: psi_exist_ovr_elem
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integer(psb_ipk_) :: psi_exist_ovr_elem
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external :: psi_exist_ovr_elem
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integer(psb_ipk_) :: nel, ip, ix, iel, insize, err_act, iproc
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integer(psb_ipk_), allocatable :: telem(:,:)
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integer(psb_ipk_) :: nel, ip, ix, iel, insize, err_act, iproc
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integer(psb_ipk_), allocatable :: telem(:,:)
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character(len=20) :: name
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character(len=20) :: name
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info = psb_success_
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name='psi_crea_ovr_elem'
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info = psb_success_
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name='psi_crea_ovr_elem'
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if (allocated(ovr_elem)) then
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dim_ovr_elem = size(ovr_elem,1)
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if (allocated(ovr_elem)) then
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else
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dim_ovr_elem = size(ovr_elem,1)
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dim_ovr_elem = 0
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else
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endif
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dim_ovr_elem = 0
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endif
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insize = size(desc_overlap)
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insize = max(1,(insize+1)/2)
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insize = size(desc_overlap)
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allocate(telem(insize,3),stat=info)
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insize = max(1,(insize+1)/2)
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if (info /= psb_success_) then
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allocate(telem(insize,3),stat=info)
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info = psb_err_alloc_dealloc_
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if (info /= psb_success_) then
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call psb_errpush(info,name)
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info = psb_err_alloc_dealloc_
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goto 9999
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call psb_errpush(info,name)
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endif
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goto 9999
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i = 1
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endif
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nel = 0
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i = 1
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do while (desc_overlap(i) /= -1)
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nel = 0
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! ...loop over all procs of desc_overlap list....
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do while (desc_overlap(i) /= -1)
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iproc = desc_overlap(i)
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! ...loop over all procs of desc_overlap list....
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i = i+1
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iproc = desc_overlap(i)
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do j=1,desc_overlap(i)
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i = i+1
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nel = nel + 1
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do j=1,desc_overlap(i)
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telem(nel,1) = desc_overlap(i+j)
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nel = nel + 1
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telem(nel,2) = 1
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telem(nel,1) = desc_overlap(i+j)
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telem(nel,3) = iproc
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telem(nel,2) = 1
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telem(nel,3) = iproc
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enddo
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i=i+2*desc_overlap(i)+2
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enddo
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enddo
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i=i+2*desc_overlap(i)+2
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enddo
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if (nel > 0) then
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call psb_msort(telem(1:nel,1),ix=telem(1:nel,3),flag=psb_sort_keep_idx_)
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if (nel > 0) then
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call psb_msort(telem(1:nel,1),ix=telem(1:nel,3),flag=psb_sort_keep_idx_)
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iel = telem(1,1)
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telem(1,2) = 2
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iel = telem(1,1)
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telem(1,3) = min(me,telem(1,3))
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telem(1,2) = 2
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ix = 1
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telem(1,3) = min(me,telem(1,3))
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ip = 2
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ix = 1
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do
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ip = 2
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if (ip > nel) exit
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do
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if (telem(ip,1) == iel) then
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if (ip > nel) exit
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telem(ix,2) = telem(ix,2) + 1
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if (telem(ip,1) == iel) then
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telem(ix,3) = min(telem(ix,3),telem(ip,3))
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telem(ix,2) = telem(ix,2) + 1
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else
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telem(ix,3) = min(telem(ix,3),telem(ip,3))
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ix = ix + 1
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else
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telem(ix,1) = telem(ip,1)
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ix = ix + 1
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iel = telem(ip,1)
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telem(ix,1) = telem(ip,1)
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telem(ix,2) = 2
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iel = telem(ip,1)
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telem(ix,3) = min(me,telem(ip,3))
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telem(ix,2) = 2
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end if
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telem(ix,3) = min(me,telem(ip,3))
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ip = ip + 1
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end if
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end do
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ip = ip + 1
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else
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end do
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ix = 0
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else
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end if
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ix = 0
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end if
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nel = ix
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nel = ix
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call psb_realloc(nel,3,telem,info)
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call psb_move_alloc(telem,ovr_elem,info)
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call psb_realloc(nel,3,telem,info)
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call psb_move_alloc(telem,ovr_elem,info)
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call psb_erractionrestore(err_act)
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return
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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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9999 call psb_error_handler(err_act)
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return
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return
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end subroutine psi_crea_ovr_elem
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end subroutine psi_crea_ovr_elem
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end submodule psi_crea_ovr_elem_impl_mod
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Salvatore Filippone
11 years ago