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1002 lines
27 KiB
Fortran
1002 lines
27 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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module psb_update_mod
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use psb_spmat_type
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use psb_const_mod
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use psb_realloc_mod
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use psb_string_mod
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interface psb_srch_upd
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module procedure psb_d_srch_upd, psb_z_srch_upd
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end interface
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interface coo_srch_upd
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module procedure d_coo_srch_upd, z_coo_srch_upd
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end interface
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interface csr_srch_upd
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module procedure d_csr_srch_upd, z_csr_srch_upd
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end interface
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contains
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subroutine psb_d_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info,gtl,ng)
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implicit none
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type(psb_dspmat_type), intent(inout) :: a
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integer, intent(in) :: nz, imin,imax,jmin,jmax,nzl
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integer, intent(in) :: ia(*),ja(*)
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integer, intent(inout) :: nza
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real(kind(1.d0)), intent(in) :: val(*)
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integer, intent(out) :: info
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integer, intent(in), optional :: ng,gtl(*)
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info = 0
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if (present(gtl)) then
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if (.not.present(ng)) then
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info = -1
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return
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endif
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select case(toupper(a%fida))
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case ('CSR')
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!!$ write(0,*) 'Calling csr_srch_upd'
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call csr_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info,gtl,ng)
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!!$ write(0,*) 'From csr_srch_upd:',info
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case ('COO')
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call coo_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info,gtl,ng)
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case default
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info = -9
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end select
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else
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select case(toupper(a%fida))
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case ('CSR')
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!!$ write(0,*) 'Calling csr_srch_upd'
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call csr_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info)
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!!$ write(0,*) 'From csr_srch_upd:',info
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case ('COO')
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call coo_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info)
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case default
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info = -9
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end select
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end if
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end subroutine psb_d_srch_upd
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subroutine psb_z_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info,gtl,ng)
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implicit none
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type(psb_zspmat_type), intent(inout) :: a
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integer, intent(in) :: nz, imin,imax,jmin,jmax,nzl
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integer, intent(in) :: ia(*),ja(*)
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integer, intent(inout) :: nza
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complex(kind(1.d0)), intent(in) :: val(*)
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integer, intent(out) :: info
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integer, intent(in), optional :: ng,gtl(*)
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info = 0
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if (present(gtl)) then
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if (.not.present(ng)) then
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info = -1
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return
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endif
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select case(toupper(a%fida))
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case ('CSR')
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!!$ write(0,*) 'Calling csr_srch_upd'
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call csr_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info,gtl,ng)
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!!$ write(0,*) 'From csr_srch_upd:',info
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case ('COO')
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call coo_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info,gtl,ng)
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case default
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info = -9
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end select
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else
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select case(toupper(a%fida))
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case ('CSR')
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!!$ write(0,*) 'Calling csr_srch_upd'
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call csr_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info)
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!!$ write(0,*) 'From csr_srch_upd:',info
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case ('COO')
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call coo_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info)
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case default
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info = -9
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end select
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end if
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end subroutine psb_z_srch_upd
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subroutine d_csr_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info,gtl,ng)
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implicit none
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type(psb_dspmat_type), intent(inout) :: a
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integer, intent(in) :: nz, imin,imax,jmin,jmax,nzl
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integer, intent(in) :: ia(*),ja(*)
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integer, intent(inout) :: nza
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real(kind(1.d0)), intent(in) :: val(*)
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integer, intent(out) :: info
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integer, intent(in), optional :: ng,gtl(*)
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logical, parameter :: debug=.false.
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integer :: i,ir,ic, ilr, ilc, ip, &
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& i1,i2,nc,lb,ub,m,nnz,dupl
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info = 0
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dupl = psb_sp_getifld(psb_dupl_,a,info)
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if (present(gtl)) then
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if (.not.present(ng)) then
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info = -1
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return
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endif
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select case(dupl)
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case(psb_dupl_ovwrt_,psb_dupl_err_)
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! Overwrite.
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! Cannot test for error, should have been caught earlier.
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ilr = -1
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ilc = -1
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do i=1, nz
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ir = ia(i)
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ic = ja(i)
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if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
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ir = gtl(ir)
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ic = gtl(ic)
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if ((ir > 0).and.(ir <= a%m)) then
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i1 = a%ia2(ir)
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i2 = a%ia2(ir+1)
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nc=i2-i1
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if (.true.) then
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call issrch(ip,ic,nc,a%ia1(i1:i2-1))
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if (ip>0) then
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a%aspk(i1+ip-1) = val(i)
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else
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if (debug) &
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& write(0,*)'Was searching ',ic,' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
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info = i
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return
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end if
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else
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!!$
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ip = -1
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lb = i1
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ub = i2-1
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do
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if (lb > ub) exit
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m = (lb+ub)/2
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!!$ write(0,*) 'Debug: ',lb,m,ub
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if (ic == a%ia1(m)) then
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ip = m
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lb = ub + 1
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else if (ic < a%ia1(m)) then
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ub = m-1
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else
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lb = m + 1
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end if
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enddo
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if (ip>0) then
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a%aspk(ip) = val(i)
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else
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if (debug) write(0,*)'Was searching ',ic,&
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& ' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
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info = i
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return
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end if
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end if
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else
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if (debug) write(0,*) 'Discarding row that does not belong to us.'
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end if
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end if
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end do
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case(psb_dupl_add_)
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! Add
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ilr = -1
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ilc = -1
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do i=1, nz
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ir = ia(i)
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ic = ja(i)
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if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
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ir = gtl(ir)
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ic = gtl(ic)
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if ((ir > 0).and.(ir <= a%m)) then
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i1 = a%ia2(ir)
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i2 = a%ia2(ir+1)
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nc = i2-i1
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!!$ write(0,*) 'ir ic ',ir,ic,i1,i2,a%m,a%k
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call issrch(ip,ic,nc,a%ia1(i1:i2-1))
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if (ip>0) then
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a%aspk(i1+ip-1) = a%aspk(i1+ip-1) + val(i)
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else
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if (debug) write(0,*)'Was searching ',ic,&
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& ' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
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info = i
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return
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end if
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else
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if (debug) write(0,*) 'Discarding row that does not belong to us.'
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end if
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end if
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end do
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case default
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info = -3
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if (debug) write(0,*) 'Duplicate handling: ',dupl
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end select
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else
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select case(dupl)
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case(psb_dupl_ovwrt_,psb_dupl_err_)
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! Overwrite.
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! Cannot test for error, should have been caught earlier.
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ilr = -1
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ilc = -1
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do i=1, nz
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ir = ia(i)
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ic = ja(i)
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if ((ir > 0).and.(ir <= a%m)) then
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i1 = a%ia2(ir)
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i2 = a%ia2(ir+1)
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nc=i2-i1
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if (.true.) then
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call issrch(ip,ic,nc,a%ia1(i1:i2-1))
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if (ip>0) then
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a%aspk(i1+ip-1) = val(i)
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else
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if (debug) write(0,*)'Was searching ',ic,&
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& ' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
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info = i
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return
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end if
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else
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!!$
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ip = -1
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lb = i1
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ub = i2-1
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do
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if (lb > ub) exit
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m = (lb+ub)/2
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!!$ write(0,*) 'Debug: ',lb,m,ub
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if (ic == a%ia1(m)) then
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ip = m
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lb = ub + 1
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else if (ic < a%ia1(m)) then
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ub = m-1
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else
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lb = m + 1
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end if
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enddo
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if (ip>0) then
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a%aspk(ip) = val(i)
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else
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if (debug) write(0,*)'Was searching ',ic,&
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& ' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
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info = i
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return
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end if
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end if
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else
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if (debug) write(0,*) 'Discarding row that does not belong to us.'
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end if
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end do
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case(psb_dupl_add_)
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! Add
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ilr = -1
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ilc = -1
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do i=1, nz
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ir = ia(i)
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ic = ja(i)
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if ((ir > 0).and.(ir <= a%m)) then
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i1 = a%ia2(ir)
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i2 = a%ia2(ir+1)
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nc = i2-i1
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call issrch(ip,ic,nc,a%ia1(i1:i2-1))
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if (ip>0) then
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a%aspk(i1+ip-1) = a%aspk(i1+ip-1) + val(i)
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else
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info = i
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return
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end if
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else
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if (debug) write(0,*) 'Discarding row that does not belong to us.'
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end if
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end do
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case default
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info = -3
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if (debug) write(0,*) 'Duplicate handling: ',dupl
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end select
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end if
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end subroutine d_csr_srch_upd
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subroutine d_coo_srch_upd(nz,ia,ja,val,nza,a,&
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& imin,imax,jmin,jmax,nzl,info,gtl,ng)
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implicit none
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type(psb_dspmat_type), intent(inout) :: a
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integer, intent(in) :: nz, imin,imax,jmin,jmax,nzl
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integer, intent(in) :: ia(*),ja(*)
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integer, intent(inout) :: nza
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real(kind(1.d0)), intent(in) :: val(*)
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integer, intent(out) :: info
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integer, intent(in), optional :: ng,gtl(*)
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integer :: i,ir,ic, ilr, ilc, ip, &
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& i1,i2,nc,lb,ub,m,nnz,dupl,isrt
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logical, parameter :: debug=.false.
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info = 0
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dupl = psb_sp_getifld(psb_dupl_,a,info)
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if (psb_sp_getifld(psb_srtd_,a,info) /= psb_isrtdcoo_) then
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info = -4
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return
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end if
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ilr = -1
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ilc = -1
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nnz = psb_sp_getifld(psb_nnz_,a,info)
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if (present(gtl)) then
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if (.not.present(ng)) then
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info = -1
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return
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endif
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select case(dupl)
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case(psb_dupl_ovwrt_,psb_dupl_err_)
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! Overwrite.
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! Cannot test for error, should have been caught earlier.
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do i=1, nz
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ir = ia(i)
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ic = ja(i)
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if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
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ir = gtl(ir)
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if ((ir > 0).and.(ir <= a%m)) then
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ic = gtl(ic)
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if (ir /= ilr) then
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call ibsrch(i1,ir,nnz,a%ia1)
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i2 = i1
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do
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if (i2+1 > nnz) exit
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if (a%ia1(i2+1) /= a%ia1(i2)) exit
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i2 = i2 + 1
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end do
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do
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if (i1-1 < 1) exit
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if (a%ia1(i1-1) /= a%ia1(i1)) exit
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i1 = i1 - 1
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end do
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ilr = ir
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end if
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nc = i2-i1+1
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call issrch(ip,ic,nc,a%ia2(i1:i2))
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if (ip>0) then
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a%aspk(i1+ip-1) = val(i)
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else
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info = i
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return
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end if
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else
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if (debug) write(0,*) 'Discarding row does not belong'
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endif
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end if
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end do
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case(psb_dupl_add_)
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! Add
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do i=1, nz
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ir = ia(i)
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ic = ja(i)
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if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
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ir = gtl(ir)
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ic = gtl(ic)
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if ((ir > 0).and.(ir <= a%m)) then
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if (ir /= ilr) then
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call ibsrch(i1,ir,nnz,a%ia1)
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i2 = i1
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do
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if (i2+1 > nnz) exit
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if (a%ia1(i2+1) /= a%ia1(i2)) exit
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i2 = i2 + 1
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end do
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do
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if (i1-1 < 1) exit
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if (a%ia1(i1-1) /= a%ia1(i1)) exit
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i1 = i1 - 1
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end do
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ilr = ir
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end if
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nc = i2-i1+1
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call issrch(ip,ic,nc,a%ia2(i1:i2))
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if (ip>0) then
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a%aspk(i1+ip-1) = a%aspk(i1+ip-1) + val(i)
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else
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info = i
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return
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end if
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else
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if (debug) write(0,*) 'Discarding row does not belong'
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end if
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end if
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end do
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case default
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info = -3
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if (debug) write(0,*) 'Duplicate handling: ',dupl
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end select
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else
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select case(dupl)
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case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
|
|
if (ir /= ilr) then
|
|
call ibsrch(i1,ir,nnz,a%ia1)
|
|
i2 = i1
|
|
do
|
|
if (i2+1 > nnz) exit
|
|
if (a%ia1(i2+1) /= a%ia1(i2)) exit
|
|
i2 = i2 + 1
|
|
end do
|
|
do
|
|
if (i1-1 < 1) exit
|
|
if (a%ia1(i1-1) /= a%ia1(i1)) exit
|
|
i1 = i1 - 1
|
|
end do
|
|
ilr = ir
|
|
end if
|
|
nc = i2-i1+1
|
|
call issrch(ip,ic,nc,a%ia2(i1:i2))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
end if
|
|
end do
|
|
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
|
|
if (ir /= ilr) then
|
|
call ibsrch(i1,ir,nnz,a%ia1)
|
|
i2 = i1
|
|
do
|
|
if (i2+1 > nnz) exit
|
|
if (a%ia1(i2+1) /= a%ia1(i2)) exit
|
|
i2 = i2 + 1
|
|
end do
|
|
do
|
|
if (i1-1 < 1) exit
|
|
if (a%ia1(i1-1) /= a%ia1(i1)) exit
|
|
i1 = i1 - 1
|
|
end do
|
|
ilr = ir
|
|
end if
|
|
nc = i2-i1+1
|
|
call issrch(ip,ic,nc,a%ia2(i1:i2))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = a%aspk(i1+ip-1) + val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
end if
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug) write(0,*) 'Duplicate handling: ',dupl
|
|
end select
|
|
|
|
end if
|
|
|
|
end subroutine d_coo_srch_upd
|
|
|
|
|
|
subroutine z_csr_srch_upd(nz,ia,ja,val,nza,a,&
|
|
& imin,imax,jmin,jmax,nzl,info,gtl,ng)
|
|
implicit none
|
|
|
|
type(psb_zspmat_type), intent(inout) :: a
|
|
integer, intent(in) :: nz, imin,imax,jmin,jmax,nzl
|
|
integer, intent(in) :: ia(*),ja(*)
|
|
integer, intent(inout) :: nza
|
|
complex(kind(1.d0)), intent(in) :: val(*)
|
|
integer, intent(out) :: info
|
|
integer, intent(in), optional :: ng,gtl(*)
|
|
|
|
integer :: i,ir,ic, ilr, ilc, ip, &
|
|
& i1,i2,nc,lb,ub,m,nnz,dupl
|
|
|
|
logical, parameter :: debug=.false.
|
|
info = 0
|
|
|
|
dupl = psb_sp_getifld(psb_dupl_,a,info)
|
|
|
|
|
|
if (present(gtl)) then
|
|
if (.not.present(ng)) then
|
|
info = -1
|
|
return
|
|
endif
|
|
|
|
select case(dupl)
|
|
case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
|
|
ir = gtl(ir)
|
|
ic = gtl(ic)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
i1 = a%ia2(ir)
|
|
i2 = a%ia2(ir+1)
|
|
nc=i2-i1
|
|
|
|
|
|
if (.true.) then
|
|
call issrch(ip,ic,nc,a%ia1(i1:i2-1))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = val(i)
|
|
else
|
|
write(0,*)'Was searching ',ic,' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
|
|
info = i
|
|
return
|
|
end if
|
|
|
|
else
|
|
!!$
|
|
ip = -1
|
|
lb = i1
|
|
ub = i2-1
|
|
do
|
|
if (lb > ub) exit
|
|
m = (lb+ub)/2
|
|
!!$ write(0,*) 'Debug: ',lb,m,ub
|
|
if (ic == a%ia1(m)) then
|
|
ip = m
|
|
lb = ub + 1
|
|
else if (ic < a%ia1(m)) then
|
|
ub = m-1
|
|
else
|
|
lb = m + 1
|
|
end if
|
|
enddo
|
|
|
|
if (ip>0) then
|
|
a%aspk(ip) = val(i)
|
|
else
|
|
write(0,*)'Was searching ',ic,' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
|
|
info = i
|
|
return
|
|
end if
|
|
|
|
end if
|
|
else
|
|
if (debug) write(0,*) 'Discarding row does not belong'
|
|
endif
|
|
|
|
end if
|
|
end do
|
|
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
|
|
ir = gtl(ir)
|
|
ic = gtl(ic)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
i1 = a%ia2(ir)
|
|
i2 = a%ia2(ir+1)
|
|
nc = i2-i1
|
|
call issrch(ip,ic,nc,a%ia1(i1:i2-1))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = a%aspk(i1+ip-1) + val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
else
|
|
if (debug) write(0,*) 'Discarding row does not belong'
|
|
endif
|
|
end if
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug) write(0,*) 'Duplicate handling: ',dupl
|
|
end select
|
|
|
|
else
|
|
|
|
select case(dupl)
|
|
case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
i1 = a%ia2(ir)
|
|
i2 = a%ia2(ir+1)
|
|
nc=i2-i1
|
|
|
|
|
|
if (.true.) then
|
|
call issrch(ip,ic,nc,a%ia1(i1:i2-1))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = val(i)
|
|
else
|
|
write(0,*)'Was searching ',ic,' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
|
|
info = i
|
|
return
|
|
end if
|
|
|
|
else
|
|
!!$
|
|
ip = -1
|
|
lb = i1
|
|
ub = i2-1
|
|
do
|
|
if (lb > ub) exit
|
|
m = (lb+ub)/2
|
|
!!$ write(0,*) 'Debug: ',lb,m,ub
|
|
if (ic == a%ia1(m)) then
|
|
ip = m
|
|
lb = ub + 1
|
|
else if (ic < a%ia1(m)) then
|
|
ub = m-1
|
|
else
|
|
lb = m + 1
|
|
end if
|
|
enddo
|
|
|
|
if (ip>0) then
|
|
a%aspk(ip) = val(i)
|
|
else
|
|
write(0,*)'Was searching ',ic,' in: ',i1,i2,' : ',a%ia1(i1:i2-1)
|
|
info = i
|
|
return
|
|
end if
|
|
|
|
end if
|
|
else
|
|
if (debug) write(0,*) 'Discarding row does not belong'
|
|
endif
|
|
end do
|
|
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
ilr = -1
|
|
ilc = -1
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
i1 = a%ia2(ir)
|
|
i2 = a%ia2(ir+1)
|
|
nc = i2-i1
|
|
call issrch(ip,ic,nc,a%ia1(i1:i2-1))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = a%aspk(i1+ip-1) + val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
else
|
|
if (debug) write(0,*) 'Discarding row does not belong'
|
|
endif
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug) write(0,*) 'Duplicate handling: ',dupl
|
|
end select
|
|
end if
|
|
|
|
end subroutine z_csr_srch_upd
|
|
|
|
subroutine z_coo_srch_upd(nz,ia,ja,val,nza,a,&
|
|
& imin,imax,jmin,jmax,nzl,info,gtl,ng)
|
|
implicit none
|
|
|
|
type(psb_zspmat_type), intent(inout) :: a
|
|
integer, intent(in) :: nz, imin,imax,jmin,jmax,nzl
|
|
integer, intent(in) :: ia(*),ja(*)
|
|
integer, intent(inout) :: nza
|
|
complex(kind(1.d0)), intent(in) :: val(*)
|
|
integer, intent(out) :: info
|
|
integer, intent(in), optional :: ng,gtl(*)
|
|
integer :: i,ir,ic, ilr, ilc, ip, &
|
|
& i1,i2,nc,lb,ub,m,nnz,dupl,isrt
|
|
logical, parameter :: debug=.false.
|
|
|
|
info = 0
|
|
|
|
dupl = psb_sp_getifld(psb_dupl_,a,info)
|
|
|
|
if (psb_sp_getifld(psb_srtd_,a,info) /= psb_isrtdcoo_) then
|
|
info = -4
|
|
return
|
|
end if
|
|
|
|
ilr = -1
|
|
ilc = -1
|
|
nnz = psb_sp_getifld(psb_nnz_,a,info)
|
|
|
|
|
|
if (present(gtl)) then
|
|
if (.not.present(ng)) then
|
|
info = -1
|
|
return
|
|
endif
|
|
|
|
select case(dupl)
|
|
case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
|
|
ir = gtl(ir)
|
|
ic = gtl(ic)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
if (ir /= ilr) then
|
|
call ibsrch(i1,ir,nnz,a%ia1)
|
|
i2 = i1
|
|
do
|
|
if (i2+1 > nnz) exit
|
|
if (a%ia1(i2+1) /= a%ia1(i2)) exit
|
|
i2 = i2 + 1
|
|
end do
|
|
do
|
|
if (i1-1 < 1) exit
|
|
if (a%ia1(i1-1) /= a%ia1(i1)) exit
|
|
i1 = i1 - 1
|
|
end do
|
|
ilr = ir
|
|
end if
|
|
nc = i2-i1+1
|
|
call issrch(ip,ic,nc,a%ia2(i1:i2))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
else
|
|
if (debug) write(0,*) 'Discarding row does not belong'
|
|
endif
|
|
end if
|
|
end do
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir >=1).and.(ir<=ng).and.(ic>=1).and.(ic<=ng)) then
|
|
ir = gtl(ir)
|
|
ic = gtl(ic)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
if (ir /= ilr) then
|
|
call ibsrch(i1,ir,nnz,a%ia1)
|
|
i2 = i1
|
|
do
|
|
if (i2+1 > nnz) exit
|
|
if (a%ia1(i2+1) /= a%ia1(i2)) exit
|
|
i2 = i2 + 1
|
|
end do
|
|
do
|
|
if (i1-1 < 1) exit
|
|
if (a%ia1(i1-1) /= a%ia1(i1)) exit
|
|
i1 = i1 - 1
|
|
end do
|
|
ilr = ir
|
|
end if
|
|
nc = i2-i1+1
|
|
call issrch(ip,ic,nc,a%ia2(i1:i2))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = a%aspk(i1+ip-1) + val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
else
|
|
if (debug) write(0,*) 'Discarding row does not belong'
|
|
endif
|
|
end if
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug) write(0,*) 'Duplicate handling: ',dupl
|
|
end select
|
|
|
|
else
|
|
|
|
select case(dupl)
|
|
case(psb_dupl_ovwrt_,psb_dupl_err_)
|
|
! Overwrite.
|
|
! Cannot test for error, should have been caught earlier.
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
if (ir /= ilr) then
|
|
call ibsrch(i1,ir,nnz,a%ia1)
|
|
i2 = i1
|
|
do
|
|
if (i2+1 > nnz) exit
|
|
if (a%ia1(i2+1) /= a%ia1(i2)) exit
|
|
i2 = i2 + 1
|
|
end do
|
|
do
|
|
if (i1-1 < 1) exit
|
|
if (a%ia1(i1-1) /= a%ia1(i1)) exit
|
|
i1 = i1 - 1
|
|
end do
|
|
ilr = ir
|
|
end if
|
|
nc = i2-i1+1
|
|
call issrch(ip,ic,nc,a%ia2(i1:i2))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
else
|
|
if (debug) write(0,*) 'Discarding row does not belong'
|
|
endif
|
|
end do
|
|
|
|
case(psb_dupl_add_)
|
|
! Add
|
|
do i=1, nz
|
|
ir = ia(i)
|
|
ic = ja(i)
|
|
if ((ir > 0).and.(ir <= a%m)) then
|
|
if (ir /= ilr) then
|
|
call ibsrch(i1,ir,nnz,a%ia1)
|
|
i2 = i1
|
|
do
|
|
if (i2+1 > nnz) exit
|
|
if (a%ia1(i2+1) /= a%ia1(i2)) exit
|
|
i2 = i2 + 1
|
|
end do
|
|
do
|
|
if (i1-1 < 1) exit
|
|
if (a%ia1(i1-1) /= a%ia1(i1)) exit
|
|
i1 = i1 - 1
|
|
end do
|
|
ilr = ir
|
|
end if
|
|
nc = i2-i1+1
|
|
call issrch(ip,ic,nc,a%ia2(i1:i2))
|
|
if (ip>0) then
|
|
a%aspk(i1+ip-1) = a%aspk(i1+ip-1) + val(i)
|
|
else
|
|
info = i
|
|
return
|
|
end if
|
|
else
|
|
if (debug) write(0,*) 'Discarding row does not belong'
|
|
endif
|
|
end do
|
|
|
|
case default
|
|
info = -3
|
|
if (debug) write(0,*) 'Duplicate handling: ',dupl
|
|
end select
|
|
|
|
end if
|
|
|
|
end subroutine z_coo_srch_upd
|
|
|
|
end module psb_update_mod
|
|
|