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124 lines
4.5 KiB
Fortran
124 lines
4.5 KiB
Fortran
!!$
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!!$ Parallel Sparse BLAS v2.0
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!!$ (C) Copyright 2006 Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari University of Rome Tor Vergata
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!!$
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!!$ Redistribution and use in source and binary forms, with or without
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!!$ modification, are permitted provided that the following conditions
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!!$ are met:
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!!$ 1. Redistributions of source code must retain the above copyright
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!!$ notice, this list of conditions and the following disclaimer.
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!!$ 2. Redistributions in binary form must reproduce the above copyright
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!!$ notice, this list of conditions, and the following disclaimer in the
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!!$ documentation and/or other materials provided with the distribution.
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!!$ 3. The name of the PSBLAS group or the names of its contributors may
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!!$ not be used to endorse or promote products derived from this
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!!$ software without specific written permission.
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!!$
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!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
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!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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!!$ POSSIBILITY OF SUCH DAMAGE.
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!!$
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!!$
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! File: psb_cdcpy.f90
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!
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! Subroutine: psb_cdcpy
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! Produces a clone of a descriptor.
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!
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! Parameters:
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! desc_in - type(<psb_desc_type>). The communication descriptor to be cloned.
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! desc_out - type(<psb_desc_type>). The output communication descriptor.
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! info - integer. Eventually returns an error code.
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subroutine psb_cdcpy(desc_in, desc_out, info)
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use psb_descriptor_type
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use psb_serial_mod
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use psb_realloc_mod
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use psb_const_mod
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use psb_error_mod
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use psb_penv_mod
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implicit none
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!....parameters...
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type(psb_desc_type), intent(in) :: desc_in
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type(psb_desc_type), intent(out) :: desc_out
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integer, intent(out) :: info
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!locals
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integer :: np,me,ictxt, isz, err_act,idx,gidx,lidx
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logical, parameter :: debug=.false.,debugprt=.false.
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character(len=20) :: name, char_err
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if (debug) write(0,*) me,'Entered CDCPY'
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if (psb_get_errstatus() /= 0) return
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info = 0
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call psb_erractionsave(err_act)
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name = 'psb_cdcpy'
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ictxt = psb_cd_get_context(desc_in)
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! check on blacs grid
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call psb_info(ictxt, me, np)
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if (debug) write(0,*) me,'Entered CDCPY'
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if (np == -1) then
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info = 2010
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call psb_errpush(info,name)
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goto 9999
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endif
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!!$ call psb_cdfree(desc_out,info)
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!!$ call psb_nullify_desc(desc_out)
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call psb_safe_cpy(desc_in%matrix_data,desc_out%matrix_data,info)
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if (info == 0) call psb_safe_cpy(desc_in%halo_index,desc_out%halo_index,info)
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if (info == 0) call psb_safe_cpy(desc_in%ext_index,desc_out%ext_index,info)
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if (info == 0) call psb_safe_cpy(desc_in%ovrlap_index,desc_out%ovrlap_index,info)
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if (info == 0) call psb_safe_cpy(desc_in%bnd_elem,desc_out%bnd_elem,info)
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if (info == 0) call psb_safe_cpy(desc_in%ovrlap_elem,desc_out%ovrlap_elem,info)
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if (info == 0) call psb_safe_cpy(desc_in%loc_to_glob,desc_out%loc_to_glob,info)
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if (info == 0) call psb_safe_cpy(desc_in%glob_to_loc,desc_out%glob_to_loc,info)
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if (info == 0) call psb_safe_cpy(desc_in%lprm,desc_out%lprm,info)
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if (info == 0) call psb_safe_cpy(desc_in%idx_space,desc_out%idx_space,info)
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if (info == 0) call psb_safe_cpy(desc_in%hashv,desc_out%hashv,info)
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if (info == 0) call psb_safe_cpy(desc_in%glb_lc,desc_out%glb_lc,info)
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if (info == 0) then
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if (allocated(desc_in%ptree)) then
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allocate(desc_out%ptree(2),stat=info)
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if (info /= 0) then
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info=4000
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goto 9999
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endif
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call ClonePairSearchTree(desc_in%ptree,desc_out%ptree)
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end if
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end if
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if (info /= 0) then
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info = 4010
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call psb_errpush(info,name)
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goto 9999
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endif
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call psb_erractionrestore(err_act)
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return
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9999 continue
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call psb_erractionrestore(err_act)
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if (err_act == psb_act_ret_) then
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return
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else
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call psb_error(ictxt)
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end if
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return
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end subroutine psb_cdcpy
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