!!$ !!$ Parallel Sparse BLAS version 3.0 !!$ (C) Copyright 2006, 2007, 2008, 2009, 2010, 2012 !!$ Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari CNRS-IRIT, Toulouse !!$ !!$ 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. !!$ !!$ ! File: psb_glob_to_loc.f90 ! ! Subroutine: psb_glob_to_loc2 ! Performs global to local index translation. If an index does not belong ! to the current process, a negative value is returned (see also iact). ! ! Arguments: ! x(:) - integer Array containing the indices to be translated. ! y(:) - integer Array containing the translated indices. ! desc_a - type(psb_desc_type). The communication descriptor. ! info - integer. return code. ! iact - character, optional A character defining the behaviour on ! an index not belonging to the calling process ! 'I'gnore, 'W'arning, 'A'bort ! owned - logical, optional When .true. limits the input to indices strictly ! owned by the process, i.e. excludes halo. ! subroutine psb_glob_to_loc2(x,y,desc_a,info,iact,owned) use psb_base_mod, psb_protect_name => psb_glob_to_loc2 use psi_mod implicit none !...parameters.... type(psb_desc_type), intent(in) :: desc_a integer(psb_ipk_), intent(in) :: x(:) integer(psb_ipk_), intent(out) :: y(:), info character, intent(in), optional :: iact logical, intent(in), optional :: owned !....locals.... integer(psb_ipk_) :: n character :: act integer(psb_ipk_) :: int_err(5), err_act logical :: owned_ integer(psb_ipk_), parameter :: zero=0 character(len=20) :: name if(psb_get_errstatus() /= 0) return info=psb_success_ name = 'glob_to_loc' call psb_erractionsave(err_act) if (present(iact)) then act=iact else act='I' endif act = psb_toupper(act) if (present(owned)) then owned_=owned else owned_=.false. end if int_err = 0 n = size(x) call psi_idx_cnv(n,x,y,desc_a,info,owned=owned_) select case(act) case('E','I') call psb_erractionrestore(err_act) return case('W') if ((info /= psb_success_).or.(count(y(1:n)<0) >0)) then write(psb_err_unit,'("Error ",i5," in subroutine glob_to_loc")') info end if case('A') if ((info /= psb_success_).or.(count(y(1:n)<0) >0)) then call psb_errpush(info,name) goto 9999 end if end select call psb_erractionrestore(err_act) return 9999 continue call psb_erractionrestore(err_act) if (err_act == psb_act_ret_) then return else call psb_error() end if return end subroutine psb_glob_to_loc2 !!$ !!$ Parallel Sparse BLAS version 3.0 !!$ (C) Copyright 2006, 2007, 2008, 2009, 2010, 2012 !!$ Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari CNRS-IRIT, Toulouse !!$ !!$ 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. !!$ !!$ ! Subroutine: psb_glob_to_loc ! Performs global to local index translation. If an index does not belong ! to the current process, a negative value is returned (see also iact). ! ! Arguments: ! x(:) - integer Array containing the indices to be translated. ! overwritten on output with the result. ! desc_a - type(psb_desc_type). The communication descriptor. ! info - integer. return code. ! iact - character, optional A character defining the behaviour on ! an index not belonging to the calling process ! 'I'gnore, 'W'arning, 'A'bort ! owned - logical, optional When .true. limits the input to indices strictly ! owned by the process, i.e. excludes halo. ! subroutine psb_glob_to_loc(x,desc_a,info,iact,owned) use psb_base_mod, psb_protect_name => psb_glob_to_loc use psi_mod implicit none !...parameters.... type(psb_desc_type), intent(in) :: desc_a integer(psb_ipk_), intent(inout) :: x(:) integer(psb_ipk_), intent(out) :: info logical, intent(in), optional :: owned character, intent(in), optional :: iact !....locals.... integer(psb_ipk_) :: n character :: act integer(psb_ipk_) :: err_act logical :: owned_ integer(psb_ipk_), parameter :: zero=0 character(len=20) :: name integer(psb_ipk_) :: ictxt, iam, np if(psb_get_errstatus() /= 0) return info=psb_success_ name = 'glob_to_loc' ictxt = desc_a%get_context() call psb_info(ictxt,iam,np) call psb_erractionsave(err_act) if (present(iact)) then act=iact else act='I' endif if (present(owned)) then owned_=owned else owned_=.false. end if act = psb_toupper(act) n = size(x) call psi_idx_cnv(n,x,desc_a,info,owned=owned_) select case(act) case('E','I') call psb_erractionrestore(err_act) return case('W') if ((info /= psb_success_).or.(count(x(1:n)<0) >0)) then write(psb_err_unit,'("Error ",i5," in subroutine glob_to_loc")') info end if case('A') if ((info /= psb_success_).or.(count(x(1:n)<0) >0)) then write(psb_err_unit,*) count(x(1:n)<0) call psb_errpush(info,name) goto 9999 end if end select call psb_erractionrestore(err_act) return 9999 continue call psb_erractionrestore(err_act) if (err_act == psb_act_ret_) then return else call psb_error() end if return end subroutine psb_glob_to_loc subroutine psb_glob_to_loc2s(x,y,desc_a,info,iact,owned) use psb_base_mod, psb_protect_name => psb_glob_to_loc2s implicit none type(psb_desc_type), intent(in) :: desc_a integer(psb_ipk_),intent(in) :: x integer(psb_ipk_),intent(out) :: y integer(psb_ipk_), intent(out) :: info character, intent(in), optional :: iact logical, intent(in), optional :: owned integer(psb_ipk_) :: iv1(1), iv2(1) iv1(1) = x call psb_glob_to_loc(iv1,iv2,desc_a,info,iact,owned) y = iv2(1) end subroutine psb_glob_to_loc2s subroutine psb_glob_to_locs(x,desc_a,info,iact,owned) use psb_base_mod, psb_protect_name => psb_glob_to_locs implicit none type(psb_desc_type), intent(in) :: desc_a integer(psb_ipk_),intent(inout) :: x integer(psb_ipk_), intent(out) :: info character, intent(in), optional :: iact logical, intent(in), optional :: owned integer(psb_ipk_) :: iv1(1) iv1(1) = x call psb_glob_to_loc(iv1,desc_a,info,iact,owned) x = iv1(1) end subroutine psb_glob_to_locs