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274 lines
9.6 KiB
Fortran
274 lines
9.6 KiB
Fortran
!
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! Parallel Sparse BLAS version 3.5
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! (C) Copyright 2006-2018
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! Salvatore Filippone
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! Alfredo Buttari
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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_glob_to_loc.f90
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!
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! Subroutine: psb_glob_to_loc2v
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! Performs global to local index translation. If an index does not belong
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! to the current process, a negative value is returned (see also iact).
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!
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! Arguments:
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! x(:) - integer Array containing the indices to be translated.
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! y(:) - integer Array containing the translated indices.
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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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! iact - character, optional A character defining the behaviour on
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! an index not belonging to the calling process
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! 'I'gnore, 'W'arning, 'A'bort
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! owned - logical, optional When .true. limits the input to indices strictly
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! owned by the process, i.e. excludes halo.
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!
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subroutine psb_glob_to_loc2v(x,y,desc_a,info,iact,owned)
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use psb_base_mod, psb_protect_name => psb_glob_to_loc2v
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use psi_mod
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implicit none
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!...parameters....
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_lpk_), intent(in) :: x(:)
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integer(psb_ipk_), intent(out) :: y(:), info
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character, intent(in), optional :: iact
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logical, intent(in), optional :: owned
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!....locals....
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type(psb_ctxt_type) :: ctxt
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integer(psb_ipk_) :: n, iam, np
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character :: act
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integer(psb_ipk_) :: err_act
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character(len=20) :: name
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if(psb_get_errstatus() /= 0) return
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info=psb_success_
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name = 'glob_to_loc'
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call psb_erractionsave(err_act)
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if (.not.desc_a%is_ok()) then
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info = psb_err_invalid_cd_state_
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call psb_errpush(info,name)
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goto 9999
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end if
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ctxt = desc_a%get_context()
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call psb_info(ctxt,iam,np)
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if (present(iact)) then
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act=iact
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else
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act='I'
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endif
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act = psb_toupper(act)
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if (present(iact)) then
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act=iact
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else
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act='I'
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endif
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act = psb_toupper(act)
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n = size(x)
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call desc_a%indxmap%g2l(x(1:n),y(1:n),info,owned=owned)
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select case(act)
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case('E','I')
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call psb_erractionrestore(err_act)
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return
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case('W')
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if ((info /= psb_success_).or.(count(y(1:n)<0) >0)) then
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write(psb_err_unit,'("Error ",i5," in subroutine glob_to_loc")') info
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end if
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case('A')
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if ((info /= psb_success_).or.(count(y(1:n)<0) >0)) then
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call psb_errpush(info,name)
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goto 9999
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end if
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end select
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(ctxt,err_act)
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return
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end subroutine psb_glob_to_loc2v
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!!$
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!!$ Parallel Sparse BLAS version 3.5
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!!$ (C) Copyright 2006-2018
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!!$ Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari
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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
|
|
!!$ 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
|
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!!$ not be used to endorse or promote products derived from this
|
|
!!$ software without specific written permission.
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|
!!$
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!!$ 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
|
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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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! Subroutine: psb_glob_to_loc1v
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! Performs global to local index translation. If an index does not belong
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! to the current process, a negative value is returned (see also iact).
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!
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! Arguments:
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! x(:) - integer Array containing the indices to be translated.
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! overwritten on output with the result.
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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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! iact - character, optional A character defining the behaviour on
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! an index not belonging to the calling process
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! 'I'gnore, 'W'arning, 'A'bort
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! owned - logical, optional When .true. limits the input to indices strictly
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! owned by the process, i.e. excludes halo.
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!
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subroutine psb_glob_to_loc1v(x,desc_a,info,iact,owned)
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use psb_base_mod, psb_protect_name => psb_glob_to_loc1v
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use psi_mod
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implicit none
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!...parameters....
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_lpk_), intent(inout) :: x(:)
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integer(psb_ipk_), intent(out) :: info
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logical, intent(in), optional :: owned
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character, intent(in), optional :: iact
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!....locals....
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integer(psb_ipk_) :: n
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character :: act
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integer(psb_ipk_) :: err_act
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character(len=20) :: name
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type(psb_ctxt_type) :: ctxt
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integer(psb_ipk_) :: iam, np
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if(psb_get_errstatus() /= 0) return
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info=psb_success_
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name = 'glob_to_loc'
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call psb_erractionsave(err_act)
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if (.not.desc_a%is_ok()) then
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info = psb_err_invalid_cd_state_
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call psb_errpush(info,name)
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goto 9999
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end if
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ctxt = desc_a%get_context()
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call psb_info(ctxt,iam,np)
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if (present(iact)) then
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act=iact
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else
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act='I'
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endif
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act = psb_toupper(act)
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call desc_a%indxmap%g2lip(x,info,owned=owned)
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select case(act)
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case('E','I')
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call psb_erractionrestore(err_act)
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return
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case('W')
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if ((info /= psb_success_).or.(count(x(:)<0) >0)) then
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write(psb_err_unit,'("Error ",i5," in subroutine glob_to_loc")') info
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end if
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case('A')
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if ((info /= psb_success_).or.(count(x(:)<0) >0)) then
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write(psb_err_unit,*) count(x(:)<0)
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call psb_errpush(info,name)
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goto 9999
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end if
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end select
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call psb_erractionrestore(err_act)
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return
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9999 call psb_error_handler(ctxt,err_act)
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return
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end subroutine psb_glob_to_loc1v
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subroutine psb_glob_to_loc2s(x,y,desc_a,info,iact,owned)
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use psb_base_mod, psb_protect_name => psb_glob_to_loc2s
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implicit none
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_lpk_),intent(in) :: x
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integer(psb_ipk_),intent(out) :: y
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integer(psb_ipk_), intent(out) :: info
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character, intent(in), optional :: iact
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logical, intent(in), optional :: owned
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integer(psb_lpk_) :: iv1(1)
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integer(psb_ipk_) :: iv2(1)
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iv1(1) = x
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call psb_glob_to_loc(iv1,iv2,desc_a,info,iact,owned)
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y = iv2(1)
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end subroutine psb_glob_to_loc2s
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subroutine psb_glob_to_loc1s(x,desc_a,info,iact,owned)
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use psb_base_mod, psb_protect_name => psb_glob_to_loc1s
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implicit none
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_lpk_),intent(inout) :: x
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integer(psb_ipk_), intent(out) :: info
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character, intent(in), optional :: iact
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logical, intent(in), optional :: owned
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integer(psb_lpk_) :: iv1(1)
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iv1(1) = x
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call psb_glob_to_loc(iv1,desc_a,info,iact,owned)
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x = iv1(1)
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end subroutine psb_glob_to_loc1s
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