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101 lines
3.1 KiB
Fortran
101 lines
3.1 KiB
Fortran
!!$
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!!$ Parallel Sparse BLAS version 2.2
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!!$ (C) Copyright 2006/2007/2008
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!!$ 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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! File: psb_zcssv.f90
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! Subroutine:
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! Arguments:
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subroutine psb_zcssv(alpha,t,b,beta,c,info,trans,unitd,d)
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use psb_spmat_type
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use psb_error_mod
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implicit none
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type(psb_zspmat_type) :: t
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complex(kind(1.d0)) :: alpha, beta, b(:), c(:)
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integer :: info
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character, optional :: trans, unitd
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complex(kind(1.d0)), optional, target :: d(:)
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complex(kind(1.d0)), allocatable :: work(:)
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complex(kind(1.d0)), pointer :: ddl(:)
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character :: lt, lu
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integer :: iwsz,m,n,lb,lc,err_act
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character(len=20) :: name
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name='psb_zcssv'
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info = 0
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call psb_erractionsave(err_act)
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if (present(trans)) then
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lt = trans
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else
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lt = 'N'
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endif
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if (present(unitd)) then
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lu = unitd
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else
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lu = 'U'
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endif
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if (present(d)) then
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ddl => d
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else
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allocate(ddl(1))
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endif
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m = t%m
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n = 1
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lb = size(b,1)
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lc = size(c,1)
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iwsz = 2*m*n
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allocate(work(iwsz))
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call zcssm(lt,m,n,alpha,lu,ddl,&
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& t%pl,t%fida,t%descra,t%aspk,t%ia1,t%ia2,t%infoa,t%pr,&
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& b,lb,beta,c,lc,work,iwsz,info)
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if (.not.present(d)) then
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deallocate(ddl)
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endif
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deallocate(work)
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call psb_erractionrestore(err_act)
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if(info /= 0) then
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if (err_act == psb_act_abort_) then
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call psb_error()
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return
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end if
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end if
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return
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end subroutine psb_zcssv
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