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@ -1,34 +1,3 @@
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!
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! Parallel Sparse BLAS version 3.5
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! (C) Copyright 2006-2018
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! Salvatore Filippone
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! Alfredo Buttari
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions
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! are met:
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! 1. Redistributions of source code must retain the above copyright
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! notice, this list of conditions and the following disclaimer.
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! 2. Redistributions in binary form must reproduce the above copyright
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! notice, this list of conditions, and the following disclaimer in the
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! documentation and/or other materials provided with the distribution.
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! 3. The name of the PSBLAS group or the names of its contributors may
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! not be used to endorse or promote products derived from this
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! software without specific written permission.
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!
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! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
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! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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! POSSIBILITY OF SUCH DAMAGE.
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!
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!
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subroutine psi_zaxpby(m,n,alpha, x, beta, y, info)
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subroutine psi_zaxpby(m,n,alpha, x, beta, y, info)
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use psb_const_mod
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use psb_const_mod
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@ -425,174 +394,3 @@ subroutine psi_zsctv(n,idx,x,beta,y)
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end do
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end do
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end if
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end if
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end subroutine psi_zsctv
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end subroutine psi_zsctv
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subroutine zaxpby(m, n, alpha, X, lldx, beta, Y, lldy, info)
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use psb_const_mod
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use psb_error_mod
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implicit none
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complex(psb_dpk_), parameter :: one=(1.0d0,0.0d0)
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complex(psb_dpk_), parameter :: zero=(0.0d0,0.0d0)
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integer(psb_ipk_) :: n, m, lldx, lldy, info
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complex(psb_dpk_) X(lldx,*), Y(lldy,*)
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complex(psb_dpk_) alpha, beta
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integer(psb_ipk_) :: i, j
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integer(psb_ipk_) :: int_err(5)
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character name*20
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name='zaxpby'
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!
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! Error handling
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!
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info = psb_success_
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if (m.lt.0) then
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info=psb_err_iarg_neg_
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int_err(1)=1
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int_err(2)=m
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call fcpsb_errpush(info,name,int_err)
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goto 9999
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else if (n.lt.0) then
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info=psb_err_iarg_neg_
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int_err(1)=1
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int_err(2)=n
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call fcpsb_errpush(info,name,int_err)
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goto 9999
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else if (lldx.lt.max(1,m)) then
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info=psb_err_iarg_not_gtia_ii_
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int_err(1)=5
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int_err(2)=1
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int_err(3)=lldx
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int_err(4)=m
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call fcpsb_errpush(info,name,int_err)
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goto 9999
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else if (lldy.lt.max(1,m)) then
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info=psb_err_iarg_not_gtia_ii_
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int_err(1)=8
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int_err(2)=1
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int_err(3)=lldy
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int_err(4)=m
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call fcpsb_errpush(info,name,int_err)
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goto 9999
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endif
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if (alpha.eq.zero) then
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if (beta.eq.zero) then
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do j=1, n
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do i=1,m
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y(i,j) = zero
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enddo
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enddo
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else if (beta.eq.one) then
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!
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! Do nothing!
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!
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else if (beta.eq.-one) then
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do j=1,n
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do i=1,m
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y(i,j) = - y(i,j)
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enddo
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enddo
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else
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do j=1,n
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do i=1,m
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y(i,j) = beta*y(i,j)
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enddo
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enddo
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endif
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else if (alpha.eq.one) then
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if (beta.eq.zero) then
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do j=1,n
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do i=1,m
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y(i,j) = x(i,j)
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enddo
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enddo
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else if (beta.eq.one) then
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do j=1,n
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do i=1,m
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y(i,j) = x(i,j) + y(i,j)
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enddo
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enddo
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else if (beta.eq.-one) then
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do j=1,n
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do i=1,m
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y(i,j) = x(i,j) - y(i,j)
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enddo
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enddo
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else
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do j=1,n
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do i=1,m
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y(i,j) = x(i,j) + beta*y(i,j)
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enddo
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enddo
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endif
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else if (alpha.eq.-one) then
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if (beta.eq.zero) then
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do j=1,n
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do i=1,m
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y(i,j) = -x(i,j)
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enddo
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enddo
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else if (beta.eq.one) then
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do j=1,n
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do i=1,m
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y(i,j) = -x(i,j) + y(i,j)
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enddo
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enddo
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else if (beta.eq.-one) then
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do j=1,n
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do i=1,m
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y(i,j) = -x(i,j) - y(i,j)
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enddo
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enddo
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else
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do j=1,n
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do i=1,m
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y(i,j) = -x(i,j) + beta*y(i,j)
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enddo
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enddo
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endif
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else
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if (beta.eq.zero) then
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do j=1,n
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do i=1,m
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y(i,j) = alpha*x(i,j)
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enddo
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enddo
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else if (beta.eq.one) then
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do j=1,n
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do i=1,m
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y(i,j) = alpha*x(i,j) + y(i,j)
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enddo
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enddo
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else if (beta.eq.-one) then
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do j=1,n
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do i=1,m
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y(i,j) = alpha*x(i,j) - y(i,j)
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enddo
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enddo
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else
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do j=1,n
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do i=1,m
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y(i,j) = alpha*x(i,j) + beta*y(i,j)
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enddo
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enddo
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endif
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endif
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return
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9999 continue
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call fcpsb_serror()
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return
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end subroutine zaxpby
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