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psblas3/test/fileread/getp.f90

137 lines
4.5 KiB
Fortran

!!$
!!$ Parallel Sparse BLAS version 2.2
!!$ (C) Copyright 2006/2007/2008
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari University of Rome Tor Vergata
!!$
!!$ Redistribution and use in source and binary forms, with or without
!!$ modification, are permitted provided that the following conditions
!!$ are met:
!!$ 1. Redistributions of source code must retain the above copyright
!!$ notice, this list of conditions and the following disclaimer.
!!$ 2. Redistributions in binary form must reproduce the above copyright
!!$ notice, this list of conditions, and the following disclaimer in the
!!$ documentation and/or other materials provided with the distribution.
!!$ 3. The name of the PSBLAS group or the names of its contributors may
!!$ not be used to endorse or promote products derived from this
!!$ software without specific written permission.
!!$
!!$ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
!!$ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
!!$ TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
!!$ PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS
!!$ BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
!!$ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
!!$ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
!!$ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
!!$ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
!!$ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
!!$ POSSIBILITY OF SUCH DAMAGE.
!!$
!!$
Module getp
public get_parms
contains
!
! Get iteration parameters from the command line
!
subroutine get_parms(ictxt,mtrx_file,rhs_file,kmethd,ptype,ipart,&
& afmt,istopc,itmax,itrace,irst,eps)
use psb_base_mod
integer :: ictxt
character(len=40) :: kmethd, mtrx_file, rhs_file, ptype
integer :: iret, istopc,itmax,itrace,ipart,irst
character(len=40) :: charbuf
real(kind(1.d0)) :: eps
character :: afmt*5
integer :: np, iam
integer :: inparms(40), ip
call psb_info(ictxt,iam,np)
if (iam==0) then
! Read Input Parameters
read(*,*) ip
if (ip >= 5) then
read(*,*) mtrx_file
read(*,*) rhs_file
read(*,*) kmethd
read(*,*) ptype
read(*,*) afmt
call psb_bcast(ictxt,mtrx_file)
call psb_bcast(ictxt,rhs_file)
call psb_bcast(ictxt,kmethd)
call psb_bcast(ictxt,ptype)
call psb_bcast(ictxt,afmt)
read(*,*) ipart
if (ip >= 7) then
read(*,*) istopc
else
istopc=1
endif
if (ip >= 8) then
read(*,*) itmax
else
itmax=500
endif
if (ip >= 9) then
read(*,*) itrace
else
itrace=-1
endif
if (ip >= 10) then
read(*,*) irst
else
irst = 1
endif
if (ip >= 11) then
read(*,*) eps
else
eps=1.d-6
endif
inparms(1) = ipart
inparms(2) = istopc
inparms(3) = itmax
inparms(4) = itrace
inparms(5) = irst
call psb_bcast(ictxt,inparms(1:5))
call psb_bcast(ictxt,eps)
write(*,'("Solving matrix : ",a)') mtrx_file
write(*,'("Number of processors : ",i3)') np
write(*,'("Data distribution : ",i2)') ipart
write(*,'("Iterative method : ",a)') kmethd
write(*,'("Preconditioner : ",a)') ptype
write(*,'("Restart parameter : ",i2)') irst
write(*,'("Storage format : ",a)') afmt(1:3)
write(*,'(" ")')
else
write(0,*) 'Wrong format for input file'
call psb_abort(ictxt)
stop 1
end if
else
! Receive Parameters
call psb_bcast(ictxt,mtrx_file)
call psb_bcast(ictxt,rhs_file)
call psb_bcast(ictxt,kmethd)
call psb_bcast(ictxt,ptype)
call psb_bcast(ictxt,afmt)
call psb_bcast(ictxt,inparms(1:5))
ipart = inparms(1)
istopc = inparms(2)
itmax = inparms(3)
itrace = inparms(4)
irst = inparms(5)
call psb_bcast(ictxt,eps)
end if
end subroutine get_parms
end module getp