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671 lines
16 KiB
Fortran
671 lines
16 KiB
Fortran
!!$
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!!$ Parallel Sparse BLAS version 3.0
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!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010, 2012
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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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!
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! Reorder (an) input vector(s) based on a list sort output.
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! Based on: D. E. Knuth: The Art of Computer Programming
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! vol. 3: Sorting and Searching, Addison Wesley, 1973
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! ex. 5.2.12
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!
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!
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module psb_ip_reord_mod
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use psb_const_mod
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interface psb_ip_reord
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module procedure psb_ip_reord_i1,&
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& psb_ip_reord_s1, psb_ip_reord_d1,&
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& psb_ip_reord_c1, psb_ip_reord_z1,&
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& psb_ip_reord_i1i1,&
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& psb_ip_reord_s1i1, psb_ip_reord_d1i1,&
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& psb_ip_reord_c1i1, psb_ip_reord_z1i1,&
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& psb_ip_reord_s1i2, psb_ip_reord_d1i2,&
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& psb_ip_reord_c1i2, psb_ip_reord_z1i2,&
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& psb_ip_reord_s1i3, psb_ip_reord_d1i3,&
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& psb_ip_reord_c1i3, psb_ip_reord_z1i3
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end interface
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contains
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subroutine psb_ip_reord_i1(n,x,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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integer(psb_ipk_) :: x(*)
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integer(psb_ipk_) :: lswap, lp, k
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integer(psb_ipk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_i1
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subroutine psb_ip_reord_s1(n,x,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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real(psb_spk_) :: x(*)
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integer(psb_ipk_) :: lswap, lp, k
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real(psb_spk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_s1
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subroutine psb_ip_reord_d1(n,x,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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real(psb_dpk_) :: x(*)
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integer(psb_ipk_) :: lswap, lp, k
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real(psb_dpk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_d1
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subroutine psb_ip_reord_c1(n,x,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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complex(psb_spk_) :: x(*)
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integer(psb_ipk_) :: lswap, lp, k
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complex(psb_spk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_c1
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subroutine psb_ip_reord_z1(n,x,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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complex(psb_dpk_) :: x(*)
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integer(psb_ipk_) :: lswap, lp, k
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complex(psb_dpk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_z1
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subroutine psb_ip_reord_i1i1(n,x,indx,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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integer(psb_ipk_) :: x(*)
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integer(psb_ipk_) :: indx(*)
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integer(psb_ipk_) :: lswap, lp, k, ixswap
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integer(psb_ipk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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ixswap = indx(lp)
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indx(lp) = indx(k)
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indx(k) = ixswap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_i1i1
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subroutine psb_ip_reord_s1i1(n,x,indx,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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real(psb_spk_) :: x(*)
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integer(psb_ipk_) :: indx(*)
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integer(psb_ipk_) :: lswap, lp, k, ixswap
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real(psb_spk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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ixswap = indx(lp)
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indx(lp) = indx(k)
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indx(k) = ixswap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_s1i1
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subroutine psb_ip_reord_d1i1(n,x,indx,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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real(psb_dpk_) :: x(*)
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integer(psb_ipk_) :: indx(*)
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integer(psb_ipk_) :: lswap, lp, k, ixswap
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real(psb_dpk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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ixswap = indx(lp)
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indx(lp) = indx(k)
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indx(k) = ixswap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_d1i1
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subroutine psb_ip_reord_c1i1(n,x,indx,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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complex(psb_spk_) :: x(*)
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integer(psb_ipk_) :: indx(*)
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integer(psb_ipk_) :: lswap, lp, k, ixswap
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complex(psb_spk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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ixswap = indx(lp)
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indx(lp) = indx(k)
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indx(k) = ixswap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_c1i1
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subroutine psb_ip_reord_z1i1(n,x,indx,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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complex(psb_dpk_) :: x(*)
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integer(psb_ipk_) :: indx(*)
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integer(psb_ipk_) :: lswap, lp, k, ixswap
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complex(psb_dpk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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ixswap = indx(lp)
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indx(lp) = indx(k)
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indx(k) = ixswap
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_z1i1
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subroutine psb_ip_reord_s1i2(n,x,i1,i2,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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real(psb_spk_) :: x(*)
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integer(psb_ipk_) :: i1(*), i2(*)
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integer(psb_ipk_) :: lswap, lp, k, isw1, isw2
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real(psb_spk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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isw1 = i1(lp)
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i1(lp) = i1(k)
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i1(k) = isw1
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isw2 = i2(lp)
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i2(lp) = i2(k)
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i2(k) = isw2
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_s1i2
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subroutine psb_ip_reord_d1i2(n,x,i1,i2,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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real(psb_dpk_) :: x(*)
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integer(psb_ipk_) :: i1(*), i2(*)
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integer(psb_ipk_) :: lswap, lp, k, isw1, isw2
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real(psb_dpk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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isw1 = i1(lp)
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i1(lp) = i1(k)
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i1(k) = isw1
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isw2 = i2(lp)
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i2(lp) = i2(k)
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i2(k) = isw2
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_d1i2
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subroutine psb_ip_reord_c1i2(n,x,i1,i2,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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complex(psb_spk_) :: x(*)
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integer(psb_ipk_) :: i1(*), i2(*)
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|
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integer(psb_ipk_) :: lswap, lp, k, isw1, isw2
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complex(psb_spk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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isw1 = i1(lp)
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i1(lp) = i1(k)
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i1(k) = isw1
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isw2 = i2(lp)
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i2(lp) = i2(k)
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i2(k) = isw2
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_c1i2
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subroutine psb_ip_reord_z1i2(n,x,i1,i2,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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complex(psb_dpk_) :: x(*)
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integer(psb_ipk_) :: i1(*), i2(*)
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|
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integer(psb_ipk_) :: lswap, lp, k, isw1, isw2
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complex(psb_dpk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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isw1 = i1(lp)
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i1(lp) = i1(k)
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i1(k) = isw1
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isw2 = i2(lp)
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i2(lp) = i2(k)
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i2(k) = isw2
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_z1i2
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subroutine psb_ip_reord_s1i3(n,x,i1,i2,i3,iaux)
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integer(psb_ipk_), intent(in) :: n
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integer(psb_ipk_) :: iaux(0:*)
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real(psb_spk_) :: x(*)
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integer(psb_ipk_) :: i1(*), i2(*), i3(*)
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|
|
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integer(psb_ipk_) :: lswap, lp, k, isw1, isw2, isw3
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real(psb_spk_) :: swap
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lp = iaux(0)
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k = 1
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do
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if ((lp == 0).or.(k>n)) exit
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do
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if (lp >= k) exit
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lp = iaux(lp)
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end do
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swap = x(lp)
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x(lp) = x(k)
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x(k) = swap
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isw1 = i1(lp)
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i1(lp) = i1(k)
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i1(k) = isw1
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isw2 = i2(lp)
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i2(lp) = i2(k)
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i2(k) = isw2
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isw3 = i3(lp)
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i3(lp) = i3(k)
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i3(k) = isw3
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lswap = iaux(lp)
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iaux(lp) = iaux(k)
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iaux(k) = lp
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lp = lswap
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k = k + 1
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enddo
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return
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end subroutine psb_ip_reord_s1i3
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subroutine psb_ip_reord_d1i3(n,x,i1,i2,i3,iaux)
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integer(psb_ipk_), intent(in) :: n
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|
integer(psb_ipk_) :: iaux(0:*)
|
|
real(psb_dpk_) :: x(*)
|
|
integer(psb_ipk_) :: i1(*), i2(*),i3(*)
|
|
|
|
|
|
integer(psb_ipk_) :: lswap, lp, k, isw1, isw2,isw3
|
|
real(psb_dpk_) :: swap
|
|
|
|
lp = iaux(0)
|
|
k = 1
|
|
do
|
|
if ((lp == 0).or.(k>n)) exit
|
|
do
|
|
if (lp >= k) exit
|
|
lp = iaux(lp)
|
|
end do
|
|
swap = x(lp)
|
|
x(lp) = x(k)
|
|
x(k) = swap
|
|
isw1 = i1(lp)
|
|
i1(lp) = i1(k)
|
|
i1(k) = isw1
|
|
isw2 = i2(lp)
|
|
i2(lp) = i2(k)
|
|
i2(k) = isw2
|
|
isw3 = i3(lp)
|
|
i3(lp) = i3(k)
|
|
i3(k) = isw3
|
|
lswap = iaux(lp)
|
|
iaux(lp) = iaux(k)
|
|
iaux(k) = lp
|
|
lp = lswap
|
|
k = k + 1
|
|
enddo
|
|
return
|
|
end subroutine psb_ip_reord_d1i3
|
|
|
|
subroutine psb_ip_reord_c1i3(n,x,i1,i2,i3,iaux)
|
|
integer(psb_ipk_), intent(in) :: n
|
|
integer(psb_ipk_) :: iaux(0:*)
|
|
complex(psb_spk_) :: x(*)
|
|
integer(psb_ipk_) :: i1(*), i2(*), i3(*)
|
|
|
|
|
|
integer(psb_ipk_) :: lswap, lp, k, isw1, isw2, isw3
|
|
complex(psb_spk_) :: swap
|
|
|
|
lp = iaux(0)
|
|
k = 1
|
|
do
|
|
if ((lp == 0).or.(k>n)) exit
|
|
do
|
|
if (lp >= k) exit
|
|
lp = iaux(lp)
|
|
end do
|
|
swap = x(lp)
|
|
x(lp) = x(k)
|
|
x(k) = swap
|
|
isw1 = i1(lp)
|
|
i1(lp) = i1(k)
|
|
i1(k) = isw1
|
|
isw2 = i2(lp)
|
|
i2(lp) = i2(k)
|
|
i2(k) = isw2
|
|
isw3 = i3(lp)
|
|
i3(lp) = i3(k)
|
|
i3(k) = isw3
|
|
lswap = iaux(lp)
|
|
iaux(lp) = iaux(k)
|
|
iaux(k) = lp
|
|
lp = lswap
|
|
k = k + 1
|
|
enddo
|
|
return
|
|
end subroutine psb_ip_reord_c1i3
|
|
|
|
subroutine psb_ip_reord_z1i3(n,x,i1,i2,i3,iaux)
|
|
integer(psb_ipk_), intent(in) :: n
|
|
integer(psb_ipk_) :: iaux(0:*)
|
|
complex(psb_dpk_) :: x(*)
|
|
integer(psb_ipk_) :: i1(*), i2(*), i3(*)
|
|
|
|
|
|
integer(psb_ipk_) :: lswap, lp, k, isw1, isw2, isw3
|
|
complex(psb_dpk_) :: swap
|
|
|
|
lp = iaux(0)
|
|
k = 1
|
|
do
|
|
if ((lp == 0).or.(k>n)) exit
|
|
do
|
|
if (lp >= k) exit
|
|
lp = iaux(lp)
|
|
end do
|
|
swap = x(lp)
|
|
x(lp) = x(k)
|
|
x(k) = swap
|
|
isw1 = i1(lp)
|
|
i1(lp) = i1(k)
|
|
i1(k) = isw1
|
|
isw2 = i2(lp)
|
|
i2(lp) = i2(k)
|
|
i2(k) = isw2
|
|
isw3 = i3(lp)
|
|
i3(lp) = i3(k)
|
|
i3(k) = isw3
|
|
lswap = iaux(lp)
|
|
iaux(lp) = iaux(k)
|
|
iaux(k) = lp
|
|
lp = lswap
|
|
k = k + 1
|
|
enddo
|
|
return
|
|
end subroutine psb_ip_reord_z1i3
|
|
|
|
|
|
end module psb_ip_reord_mod
|