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@ -52,107 +52,109 @@
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! nrcv - integer Total receive buffer size on the calling process
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! nrcv - integer Total receive buffer size on the calling process
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!
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!
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!
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!
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subroutine psi_crea_index(desc_a,index_in,index_out,glob_idx,nxch,nsnd,nrcv,info)
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submodule (psi_i_mod) psi_crea_index_impl_mod
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contains
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use psb_realloc_mod
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subroutine psi_crea_index(desc_a,index_in,index_out,glob_idx,nxch,nsnd,nrcv,info)
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use psb_desc_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_desc_mod
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use psi_mod, psb_protect_name => psi_crea_index
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use psb_error_mod
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implicit none
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use psb_penv_mod
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implicit none
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info,nxch,nsnd,nrcv
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(in) :: index_in(:)
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integer(psb_ipk_), intent(out) :: info,nxch,nsnd,nrcv
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integer(psb_ipk_), allocatable, intent(inout) :: index_out(:)
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integer(psb_ipk_), intent(in) :: index_in(:)
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logical :: glob_idx
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integer(psb_ipk_), allocatable, intent(inout) :: index_out(:)
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logical :: glob_idx
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! ....local scalars...
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integer(psb_ipk_) :: ictxt, me, np, mode, err_act, dl_lda
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! ....local scalars...
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! ...parameters...
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integer(psb_ipk_) :: ictxt, me, np, mode, err_act, dl_lda
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integer(psb_ipk_), allocatable :: dep_list(:,:), length_dl(:)
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! ...parameters...
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integer(psb_ipk_),parameter :: root=psb_root_,no_comm=-1
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integer(psb_ipk_), allocatable :: dep_list(:,:), length_dl(:)
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integer(psb_ipk_) :: debug_level, debug_unit
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integer(psb_ipk_),parameter :: root=psb_root_,no_comm=-1
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character(len=20) :: name
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integer(psb_ipk_) :: debug_level, debug_unit
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character(len=20) :: name
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info = psb_success_
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name='psi_crea_index'
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info = psb_success_
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call psb_erractionsave(err_act)
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name='psi_crea_index'
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debug_unit = psb_get_debug_unit()
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call psb_erractionsave(err_act)
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debug_level = psb_get_debug_level()
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debug_unit = psb_get_debug_unit()
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debug_level = psb_get_debug_level()
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ictxt = desc_a%get_ctxt()
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ictxt = desc_a%get_ctxt()
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call psb_info(ictxt,me,np)
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if (np == -1) then
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call psb_info(ictxt,me,np)
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info = psb_err_context_error_
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if (np == -1) then
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call psb_errpush(info,name)
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info = psb_err_context_error_
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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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endif
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! allocate dependency list
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! This should be computed more efficiently to save space when
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! allocate dependency list
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! the number of processors becomes very high
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! This should be computed more efficiently to save space when
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dl_lda=np+1
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! the number of processors becomes very high
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dl_lda=np+1
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allocate(dep_list(max(1,dl_lda),0:np),length_dl(0:np),stat=info)
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if (info /= psb_success_) then
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allocate(dep_list(max(1,dl_lda),0:np),length_dl(0:np),stat=info)
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call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
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if (info /= psb_success_) then
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goto 9999
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call psb_errpush(psb_err_from_subroutine_,name,a_err='Allocate')
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end if
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goto 9999
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end if
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! ...extract dependence list (ordered list of identifer process
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! which every process must communcate with...
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! ...extract dependence list (ordered list of identifer process
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if (debug_level >= psb_debug_inner_) &
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! which every process must communcate with...
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& write(debug_unit,*) me,' ',trim(name),': calling extract_dep_list'
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if (debug_level >= psb_debug_inner_) &
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mode = 1
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& write(debug_unit,*) me,' ',trim(name),': calling extract_dep_list'
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mode = 1
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call psi_extract_dep_list(ictxt,&
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& desc_a%is_bld(), desc_a%is_upd(),&
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call psi_extract_dep_list(ictxt,&
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& index_in, dep_list,length_dl,np,max(1,dl_lda),mode,info)
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& desc_a%is_bld(), desc_a%is_upd(),&
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if (info /= psb_success_) then
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& index_in, dep_list,length_dl,np,max(1,dl_lda),mode,info)
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call psb_errpush(psb_err_from_subroutine_,name,a_err='extrct_dl')
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if (info /= psb_success_) then
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goto 9999
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call psb_errpush(psb_err_from_subroutine_,name,a_err='extrct_dl')
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end if
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goto 9999
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end if
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if (debug_level >= psb_debug_inner_) &
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& write(debug_unit,*) me,' ',trim(name),': from extract_dep_list',&
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if (debug_level >= psb_debug_inner_) &
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& me,length_dl(0),index_in(1), ':',dep_list(:length_dl(me),me)
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& write(debug_unit,*) me,' ',trim(name),': from extract_dep_list',&
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! ...now process root contains dependence list of all processes...
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& me,length_dl(0),index_in(1), ':',dep_list(:length_dl(me),me)
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if (debug_level >= psb_debug_inner_) &
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! ...now process root contains dependence list of all processes...
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& write(debug_unit,*) me,' ',trim(name),': root sorting dep list'
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if (debug_level >= psb_debug_inner_) &
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& write(debug_unit,*) me,' ',trim(name),': root sorting dep list'
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call psi_dl_check(dep_list,max(1,dl_lda),np,length_dl)
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call psi_dl_check(dep_list,max(1,dl_lda),np,length_dl)
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! ....now i can sort dependency lists.
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call psi_sort_dl(dep_list,length_dl,np,info)
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! ....now i can sort dependency lists.
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if(info /= psb_success_) then
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call psi_sort_dl(dep_list,length_dl,np,info)
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call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_sort_dl')
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if(info /= psb_success_) then
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goto 9999
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call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_sort_dl')
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end if
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goto 9999
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end if
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if(debug_level >= psb_debug_inner_)&
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& write(debug_unit,*) me,' ',trim(name),': calling psi_desc_index'
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if(debug_level >= psb_debug_inner_)&
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! Do the actual format conversion.
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& write(debug_unit,*) me,' ',trim(name),': calling psi_desc_index'
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call psi_desc_index(desc_a,index_in,dep_list(1:,me),&
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! Do the actual format conversion.
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& length_dl(me),nsnd,nrcv, index_out,glob_idx,info)
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call psi_desc_index(desc_a,index_in,dep_list(1:,me),&
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if(debug_level >= psb_debug_inner_) &
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& length_dl(me),nsnd,nrcv, index_out,glob_idx,info)
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& write(debug_unit,*) me,' ',trim(name),': out of psi_desc_index',&
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if(debug_level >= psb_debug_inner_) &
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& size(index_out)
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& write(debug_unit,*) me,' ',trim(name),': out of psi_desc_index',&
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nxch = length_dl(me)
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& size(index_out)
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if(info /= psb_success_) then
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nxch = length_dl(me)
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call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_desc_index')
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if(info /= psb_success_) then
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goto 9999
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call psb_errpush(psb_err_from_subroutine_,name,a_err='psi_desc_index')
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end if
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goto 9999
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end if
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deallocate(dep_list,length_dl)
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if(debug_level >= psb_debug_inner_) &
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deallocate(dep_list,length_dl)
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& write(debug_unit,*) me,' ',trim(name),': done'
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if(debug_level >= psb_debug_inner_) &
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& write(debug_unit,*) me,' ',trim(name),': done'
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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(ictxt,err_act)
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9999 call psb_error_handler(ictxt,err_act)
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return
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return
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end subroutine psi_crea_index
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end subroutine psi_crea_index
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end submodule psi_crea_index_impl_mod
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Salvatore Filippone
11 years ago