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76 lines
2.6 KiB
Fortran
76 lines
2.6 KiB
Fortran
!!$
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!!$ Parallel Sparse BLAS version 3.0
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!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010
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!!$ Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari CNRS-IRIT, Toulouse
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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: imsr.f90
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! Subroutine:
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! Parameters:
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subroutine camsr(n,x,idir)
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use psb_serial_mod
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use psb_ip_reord_mod
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implicit none
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integer :: n, idir
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complex(psb_spk_) :: x(n)
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integer, allocatable :: iaux(:)
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integer :: lswap, iret, info, lp, k
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complex(psb_spk_) :: swap
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if (n<0) then
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return
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endif
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if (n<=1) return
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allocate(iaux(0:n+1),stat=info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_dealloc_,r_name='camsr')
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call psb_error()
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endif
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if (idir == psb_asort_up_) then
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call camsort_up(n,x,iaux,iret)
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else
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call camsort_dw(n,x,iaux,iret)
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end if
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if (iret == 0) call psb_ip_reord(n,x,iaux)
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deallocate(iaux,stat=info)
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if (info /= psb_success_) then
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call psb_errpush(psb_err_alloc_dealloc_,r_name='camsr')
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call psb_error()
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endif
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return
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end subroutine camsr
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