Fixed multiple bugs
gabrielequatrana
8 months ago
parent
80f54fed09
commit
cfa0a785c5
@ -1,169 +0,0 @@
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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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Module getp
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interface get_parms
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module procedure get_dparms
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end interface
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contains
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!
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! Get iteration parameters from the command line
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!
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subroutine get_dparms(ctxt,mtrx_file,rhs_file,filefmt,kmethd,ptype,part,&
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& afmt,nrhs,istopc,itmax,itrace,itrs,eps)
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use psb_base_mod
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type(psb_ctxt_type) :: ctxt
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character(len=2) :: filefmt
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character(len=40) :: kmethd, mtrx_file, rhs_file, ptype
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character(len=20) :: part
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integer(psb_ipk_) :: nrhs,iret,istopc,itmax,itrace,itrs
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character(len=40) :: charbuf
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real(psb_dpk_) :: eps
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character :: afmt*5
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integer(psb_ipk_) :: np, iam
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integer(psb_ipk_) :: inparms(40), ip, inp_unit
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character(len=1024) :: filename
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call psb_info(ctxt,iam,np)
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if (iam == 0) then
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if (command_argument_count()>0) then
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call get_command_argument(1,filename)
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inp_unit = 30
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open(inp_unit,file=filename,action='read',iostat=info)
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if (info /= 0) then
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write(psb_err_unit,*) 'Could not open file ',filename,' for input'
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call psb_abort(ctxt)
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stop
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else
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write(psb_err_unit,*) 'Opened file ',trim(filename),' for input'
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end if
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else
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inp_unit=psb_inp_unit
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end if
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! Read Input Parameters
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read(inp_unit,*) ip
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if (ip >= 5) then
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read(inp_unit,*) mtrx_file
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read(inp_unit,*) rhs_file
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read(inp_unit,*) filefmt
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read(inp_unit,*) kmethd
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read(inp_unit,*) ptype
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read(inp_unit,*) afmt
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read(inp_unit,*) part
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call psb_bcast(ctxt,mtrx_file)
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call psb_bcast(ctxt,rhs_file)
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call psb_bcast(ctxt,filefmt)
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call psb_bcast(ctxt,kmethd)
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call psb_bcast(ctxt,ptype)
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call psb_bcast(ctxt,afmt)
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call psb_bcast(ctxt,part)
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if (ip >= 7) then
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read(inp_unit,*) nrhs
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else
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nrhs=4
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endif
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if (ip >= 8) then
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read(inp_unit,*) istopc
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else
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istopc=1
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endif
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if (ip >= 9) then
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read(inp_unit,*) itmax
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else
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itmax=500
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endif
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if (ip >= 10) then
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read(inp_unit,*) itrace
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else
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itrace=-1
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endif
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if (ip >= 11) then
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read(inp_unit,*) itrs
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else
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itrs = 1
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endif
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if (ip >= 12) then
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read(inp_unit,*) eps
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else
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eps=1.d-6
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endif
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inparms(1) = nrhs
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inparms(2) = istopc
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inparms(3) = itmax
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inparms(4) = itrace
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inparms(5) = itrs
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call psb_bcast(ctxt,inparms(1:5))
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call psb_bcast(ctxt,eps)
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write(psb_out_unit,'(" ")')
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write(psb_out_unit,'("Solving matrix : ",a)') mtrx_file
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write(psb_out_unit,'("Number of processors : ",i3)') np
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write(psb_out_unit,'("Data distribution : ",a)') part
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write(psb_out_unit,'("Iterative method : ",a)') kmethd
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write(psb_out_unit,'("Preconditioner : ",a)') ptype
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write(psb_out_unit,'("Number of RHS : ",i3)') nrhs
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write(psb_out_unit,'("Number of iterations : ",i3)') itrs
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write(psb_out_unit,'("Storage format : ",a)') afmt(1:3)
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write(psb_out_unit,'(" ")')
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else
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write(psb_err_unit,*) 'Wrong format for input file'
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call psb_abort(ctxt)
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stop 1
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end if
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if (inp_unit /= psb_inp_unit) then
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close(inp_unit)
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end if
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else
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! Receive Parameters
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call psb_bcast(ctxt,mtrx_file)
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call psb_bcast(ctxt,rhs_file)
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call psb_bcast(ctxt,filefmt)
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call psb_bcast(ctxt,kmethd)
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call psb_bcast(ctxt,ptype)
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call psb_bcast(ctxt,afmt)
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call psb_bcast(ctxt,part)
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call psb_bcast(ctxt,inparms(1:5))
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nrhs = inparms(1)
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istopc = inparms(2)
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itmax = inparms(3)
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itrace = inparms(4)
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itrs = inparms(5)
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call psb_bcast(ctxt,eps)
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end if
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end subroutine get_dparms
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end module getp
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@ -0,0 +1,804 @@
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module psb_d_pde3d_mod
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use psb_base_mod, only : psb_dpk_, psb_ipk_, psb_lpk_, psb_desc_type,&
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& psb_dspmat_type, psb_d_multivect_type, dzero,&
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& psb_d_base_sparse_mat, psb_d_base_multivect_type, &
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& psb_i_base_vect_type, psb_l_base_vect_type
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interface
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function d_func_3d(x,y,z) result(val)
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import :: psb_dpk_
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real(psb_dpk_), intent(in) :: x,y,z
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real(psb_dpk_) :: val
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end function d_func_3d
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end interface
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interface psb_gen_pde3d
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module procedure psb_d_gen_pde3d
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end interface psb_gen_pde3d
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contains
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function d_null_func_3d(x,y,z) result(val)
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real(psb_dpk_), intent(in) :: x,y,z
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real(psb_dpk_) :: val
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val = dzero
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end function d_null_func_3d
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!
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! functions parametrizing the differential equation
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!
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!
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! Note: b1, b2 and b3 are the coefficients of the first
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! derivative of the unknown function. The default
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! we apply here is to have them zero, so that the resulting
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! matrix is symmetric/hermitian and suitable for
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! testing with CG and FCG.
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! When testing methods for non-hermitian matrices you can
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! change the B1/B2/B3 functions to e.g. done/sqrt((3*done))
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!
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function b1(x,y,z)
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use psb_base_mod, only : psb_dpk_, done, dzero
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implicit none
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real(psb_dpk_) :: b1
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real(psb_dpk_), intent(in) :: x,y,z
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b1=done/sqrt((3*done))
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end function b1
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function b2(x,y,z)
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use psb_base_mod, only : psb_dpk_, done, dzero
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implicit none
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real(psb_dpk_) :: b2
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real(psb_dpk_), intent(in) :: x,y,z
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b2=done/sqrt((3*done))
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end function b2
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function b3(x,y,z)
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use psb_base_mod, only : psb_dpk_, done, dzero
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implicit none
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real(psb_dpk_) :: b3
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real(psb_dpk_), intent(in) :: x,y,z
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b3=done/sqrt((3*done))
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end function b3
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function c(x,y,z)
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use psb_base_mod, only : psb_dpk_, done, dzero
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implicit none
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real(psb_dpk_) :: c
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real(psb_dpk_), intent(in) :: x,y,z
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c=dzero
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end function c
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function a1(x,y,z)
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use psb_base_mod, only : psb_dpk_, done, dzero
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implicit none
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real(psb_dpk_) :: a1
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real(psb_dpk_), intent(in) :: x,y,z
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a1=done/80
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end function a1
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function a2(x,y,z)
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use psb_base_mod, only : psb_dpk_, done, dzero
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implicit none
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real(psb_dpk_) :: a2
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real(psb_dpk_), intent(in) :: x,y,z
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a2=done/80
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end function a2
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function a3(x,y,z)
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use psb_base_mod, only : psb_dpk_, done, dzero
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implicit none
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real(psb_dpk_) :: a3
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real(psb_dpk_), intent(in) :: x,y,z
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a3=done/80
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end function a3
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function g(x,y,z)
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use psb_base_mod, only : psb_dpk_, done, dzero
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implicit none
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real(psb_dpk_) :: g
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real(psb_dpk_), intent(in) :: x,y,z
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g = dzero
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if (x == done) then
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g = done
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else if (x == dzero) then
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g = exp(y**2-z**2)
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end if
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end function g
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!
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! subroutine to allocate and fill in the coefficient matrix and
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! the rhs.
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!
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subroutine psb_d_gen_pde3d(ctxt,idim,a,bmv,xmv,nrhs,desc_a,afmt,info,&
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& f,amold,vmold,imold,partition,nrl,iv,tnd)
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use psb_base_mod
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use psb_util_mod
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!
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! Discretizes the partial differential equation
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!
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! a1 dd(u) a2 dd(u) a3 dd(u) b1 d(u) b2 d(u) b3 d(u)
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! - ------ - ------ - ------ + ----- + ------ + ------ + c u = f
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! dxdx dydy dzdz dx dy dz
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!
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! with Dirichlet boundary conditions
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! u = g
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!
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! on the unit cube 0<=x,y,z<=1.
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!
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!
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! Note that if b1=b2=b3=c=0., the PDE is the Laplace equation.
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!
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implicit none
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integer(psb_ipk_) :: idim
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type(psb_dspmat_type) :: a
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type(psb_d_multivect_type) :: xmv,bmv
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integer(psb_ipk_) :: nrhs
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type(psb_desc_type) :: desc_a
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type(psb_ctxt_type) :: ctxt
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integer(psb_ipk_) :: info
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character(len=*) :: afmt
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procedure(d_func_3d), optional :: f
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class(psb_d_base_sparse_mat), optional :: amold
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class(psb_d_base_multivect_type), optional :: vmold
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class(psb_i_base_vect_type), optional :: imold
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integer(psb_ipk_), optional :: partition, nrl,iv(:)
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logical, optional :: tnd
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! Local variables.
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integer(psb_ipk_), parameter :: nb=20
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type(psb_d_csc_sparse_mat) :: acsc
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type(psb_d_coo_sparse_mat) :: acoo
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type(psb_d_csr_sparse_mat) :: acsr
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real(psb_dpk_) :: zt(nb,nrhs),x,y,z
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integer(psb_ipk_) :: nnz,nr,nlr,i,j,ii,ib,k, partition_
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integer(psb_lpk_) :: m,n,glob_row,nt
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integer(psb_ipk_) :: ix,iy,iz,ia,indx_owner
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! For 3D partition
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! Note: integer control variables going directly into an MPI call
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! must be 4 bytes, i.e. psb_mpk_
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integer(psb_mpk_) :: npdims(3), npp, minfo
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integer(psb_ipk_) :: npx,npy,npz, iamx,iamy,iamz,mynx,myny,mynz
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integer(psb_ipk_), allocatable :: bndx(:),bndy(:),bndz(:)
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! Process grid
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integer(psb_ipk_) :: np, iam
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integer(psb_ipk_) :: icoeff
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integer(psb_lpk_), allocatable :: irow(:),icol(:),myidx(:)
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real(psb_dpk_), allocatable :: val(:)
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! deltah dimension of each grid cell
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! deltat discretization time
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real(psb_dpk_) :: deltah, sqdeltah, deltah2
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real(psb_dpk_), parameter :: rhs=dzero,one=done,zero=dzero
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real(psb_dpk_) :: t0, t1, t2, t3, tasb, talc, ttot, tgen, tcdasb
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integer(psb_ipk_) :: err_act
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procedure(d_func_3d), pointer :: f_
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logical :: tnd_
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character(len=20) :: name, ch_err,tmpfmt
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info = psb_success_
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name = 'create_matrix'
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call psb_erractionsave(err_act)
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call psb_info(ctxt, iam, np)
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if (present(f)) then
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f_ => f
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else
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||||||
|
f_ => d_null_func_3d
|
||||||
|
end if
|
||||||
|
|
||||||
|
deltah = done/(idim+2)
|
||||||
|
sqdeltah = deltah*deltah
|
||||||
|
deltah2 = (2*done)* deltah
|
||||||
|
|
||||||
|
if (present(partition)) then
|
||||||
|
if ((1<= partition).and.(partition <= 3)) then
|
||||||
|
partition_ = partition
|
||||||
|
else
|
||||||
|
write(*,*) 'Invalid partition choice ',partition,' defaulting to 3'
|
||||||
|
partition_ = 3
|
||||||
|
end if
|
||||||
|
else
|
||||||
|
partition_ = 3
|
||||||
|
end if
|
||||||
|
|
||||||
|
! initialize array descriptor and sparse matrix storage. provide an
|
||||||
|
! estimate of the number of non zeroes
|
||||||
|
|
||||||
|
m = (1_psb_lpk_*idim)*idim*idim
|
||||||
|
n = m
|
||||||
|
nnz = ((n*7)/(np))
|
||||||
|
if(iam == psb_root_) write(psb_out_unit,'("Generating Matrix (size=",i0,")...")')n
|
||||||
|
t0 = psb_wtime()
|
||||||
|
select case(partition_)
|
||||||
|
case(1)
|
||||||
|
! A BLOCK partition
|
||||||
|
if (present(nrl)) then
|
||||||
|
nr = nrl
|
||||||
|
else
|
||||||
|
!
|
||||||
|
! Using a simple BLOCK distribution.
|
||||||
|
!
|
||||||
|
nt = (m+np-1)/np
|
||||||
|
nr = max(0,min(nt,m-(iam*nt)))
|
||||||
|
end if
|
||||||
|
|
||||||
|
nt = nr
|
||||||
|
call psb_sum(ctxt,nt)
|
||||||
|
if (nt /= m) then
|
||||||
|
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,m
|
||||||
|
info = -1
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
call psb_abort(ctxt)
|
||||||
|
return
|
||||||
|
end if
|
||||||
|
|
||||||
|
!
|
||||||
|
! First example of use of CDALL: specify for each process a number of
|
||||||
|
! contiguous rows
|
||||||
|
!
|
||||||
|
call psb_cdall(ctxt,desc_a,info,nl=nr)
|
||||||
|
myidx = desc_a%get_global_indices()
|
||||||
|
nlr = size(myidx)
|
||||||
|
|
||||||
|
case(2)
|
||||||
|
! A partition defined by the user through IV
|
||||||
|
|
||||||
|
if (present(iv)) then
|
||||||
|
if (size(iv) /= m) then
|
||||||
|
write(psb_err_unit,*) iam, 'Initialization error: wrong IV size',size(iv),m
|
||||||
|
info = -1
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
call psb_abort(ctxt)
|
||||||
|
return
|
||||||
|
end if
|
||||||
|
else
|
||||||
|
write(psb_err_unit,*) iam, 'Initialization error: IV not present'
|
||||||
|
info = -1
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
call psb_abort(ctxt)
|
||||||
|
return
|
||||||
|
end if
|
||||||
|
|
||||||
|
!
|
||||||
|
! Second example of use of CDALL: specify for each row the
|
||||||
|
! process that owns it
|
||||||
|
!
|
||||||
|
call psb_cdall(ctxt,desc_a,info,vg=iv)
|
||||||
|
myidx = desc_a%get_global_indices()
|
||||||
|
nlr = size(myidx)
|
||||||
|
|
||||||
|
case(3)
|
||||||
|
! A 3-dimensional partition
|
||||||
|
|
||||||
|
! A nifty MPI function will split the process list
|
||||||
|
npdims = 0
|
||||||
|
call mpi_dims_create(np,3,npdims,info)
|
||||||
|
npx = npdims(1)
|
||||||
|
npy = npdims(2)
|
||||||
|
npz = npdims(3)
|
||||||
|
|
||||||
|
allocate(bndx(0:npx),bndy(0:npy),bndz(0:npz))
|
||||||
|
! We can reuse idx2ijk for process indices as well.
|
||||||
|
call idx2ijk(iamx,iamy,iamz,iam,npx,npy,npz,base=0)
|
||||||
|
! Now let's split the 3D cube in hexahedra
|
||||||
|
call dist1Didx(bndx,idim,npx)
|
||||||
|
mynx = bndx(iamx+1)-bndx(iamx)
|
||||||
|
call dist1Didx(bndy,idim,npy)
|
||||||
|
myny = bndy(iamy+1)-bndy(iamy)
|
||||||
|
call dist1Didx(bndz,idim,npz)
|
||||||
|
mynz = bndz(iamz+1)-bndz(iamz)
|
||||||
|
|
||||||
|
! How many indices do I own?
|
||||||
|
nlr = mynx*myny*mynz
|
||||||
|
allocate(myidx(nlr))
|
||||||
|
! Now, let's generate the list of indices I own
|
||||||
|
nr = 0
|
||||||
|
do i=bndx(iamx),bndx(iamx+1)-1
|
||||||
|
do j=bndy(iamy),bndy(iamy+1)-1
|
||||||
|
do k=bndz(iamz),bndz(iamz+1)-1
|
||||||
|
nr = nr + 1
|
||||||
|
call ijk2idx(myidx(nr),i,j,k,idim,idim,idim)
|
||||||
|
end do
|
||||||
|
end do
|
||||||
|
end do
|
||||||
|
if (nr /= nlr) then
|
||||||
|
write(psb_err_unit,*) iam,iamx,iamy,iamz, 'Initialization error: NR vs NLR ',&
|
||||||
|
& nr,nlr,mynx,myny,mynz
|
||||||
|
info = -1
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
call psb_abort(ctxt)
|
||||||
|
end if
|
||||||
|
|
||||||
|
!
|
||||||
|
! Third example of use of CDALL: specify for each process
|
||||||
|
! the set of global indices it owns.
|
||||||
|
!
|
||||||
|
call psb_cdall(ctxt,desc_a,info,vl=myidx)
|
||||||
|
|
||||||
|
case default
|
||||||
|
write(psb_err_unit,*) iam, 'Initialization error: should not get here'
|
||||||
|
info = -1
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
call psb_abort(ctxt)
|
||||||
|
return
|
||||||
|
end select
|
||||||
|
|
||||||
|
|
||||||
|
if (info == psb_success_) call psb_spall(a,desc_a,info,nnz=nnz,&
|
||||||
|
& dupl=psb_dupl_err_)
|
||||||
|
! define rhs from boundary conditions; also build initial guess
|
||||||
|
if (info == psb_success_) call psb_geall(xmv,desc_a,info,n=nrhs)
|
||||||
|
if (info == psb_success_) call psb_geall(bmv,desc_a,info,n=nrhs)
|
||||||
|
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
talc = psb_wtime()-t0
|
||||||
|
|
||||||
|
if (info /= psb_success_) then
|
||||||
|
info=psb_err_from_subroutine_
|
||||||
|
ch_err='allocation rout.'
|
||||||
|
call psb_errpush(info,name,a_err=ch_err)
|
||||||
|
goto 9999
|
||||||
|
end if
|
||||||
|
|
||||||
|
! we build an auxiliary matrix consisting of one row at a
|
||||||
|
! time; just a small matrix. might be extended to generate
|
||||||
|
! a bunch of rows per call.
|
||||||
|
!
|
||||||
|
allocate(val(20*nb),irow(20*nb),&
|
||||||
|
&icol(20*nb),stat=info)
|
||||||
|
if (info /= psb_success_ ) then
|
||||||
|
info=psb_err_alloc_dealloc_
|
||||||
|
call psb_errpush(info,name)
|
||||||
|
goto 9999
|
||||||
|
endif
|
||||||
|
|
||||||
|
|
||||||
|
! loop over rows belonging to current process in a block
|
||||||
|
! distribution.
|
||||||
|
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
do ii=1, nlr,nb
|
||||||
|
ib = min(nb,nlr-ii+1)
|
||||||
|
icoeff = 1
|
||||||
|
do k=1,ib
|
||||||
|
i=ii+k-1
|
||||||
|
! local matrix pointer
|
||||||
|
glob_row=myidx(i)
|
||||||
|
! compute gridpoint coordinates
|
||||||
|
call idx2ijk(ix,iy,iz,glob_row,idim,idim,idim)
|
||||||
|
! x, y, z coordinates
|
||||||
|
x = (ix-1)*deltah
|
||||||
|
y = (iy-1)*deltah
|
||||||
|
z = (iz-1)*deltah
|
||||||
|
zt(k,:) = f_(x,y,z)
|
||||||
|
! internal point: build discretization
|
||||||
|
!
|
||||||
|
! term depending on (x-1,y,z)
|
||||||
|
!
|
||||||
|
val(icoeff) = -a1(x,y,z)/sqdeltah-b1(x,y,z)/deltah2
|
||||||
|
if (ix == 1) then
|
||||||
|
zt(k,:) = g(dzero,y,z)*(-val(icoeff)) + zt(k,:)
|
||||||
|
else
|
||||||
|
call ijk2idx(icol(icoeff),ix-1,iy,iz,idim,idim,idim)
|
||||||
|
irow(icoeff) = glob_row
|
||||||
|
icoeff = icoeff+1
|
||||||
|
endif
|
||||||
|
! term depending on (x,y-1,z)
|
||||||
|
val(icoeff) = -a2(x,y,z)/sqdeltah-b2(x,y,z)/deltah2
|
||||||
|
if (iy == 1) then
|
||||||
|
zt(k,:) = g(x,dzero,z)*(-val(icoeff)) + zt(k,:)
|
||||||
|
else
|
||||||
|
call ijk2idx(icol(icoeff),ix,iy-1,iz,idim,idim,idim)
|
||||||
|
irow(icoeff) = glob_row
|
||||||
|
icoeff = icoeff+1
|
||||||
|
endif
|
||||||
|
! term depending on (x,y,z-1)
|
||||||
|
val(icoeff)=-a3(x,y,z)/sqdeltah-b3(x,y,z)/deltah2
|
||||||
|
if (iz == 1) then
|
||||||
|
zt(k,:) = g(x,y,dzero)*(-val(icoeff)) + zt(k,:)
|
||||||
|
else
|
||||||
|
call ijk2idx(icol(icoeff),ix,iy,iz-1,idim,idim,idim)
|
||||||
|
irow(icoeff) = glob_row
|
||||||
|
icoeff = icoeff+1
|
||||||
|
endif
|
||||||
|
|
||||||
|
! term depending on (x,y,z)
|
||||||
|
val(icoeff)=(2*done)*(a1(x,y,z)+a2(x,y,z)+a3(x,y,z))/sqdeltah &
|
||||||
|
& + c(x,y,z)
|
||||||
|
call ijk2idx(icol(icoeff),ix,iy,iz,idim,idim,idim)
|
||||||
|
irow(icoeff) = glob_row
|
||||||
|
icoeff = icoeff+1
|
||||||
|
! term depending on (x,y,z+1)
|
||||||
|
val(icoeff)=-a3(x,y,z)/sqdeltah+b3(x,y,z)/deltah2
|
||||||
|
if (iz == idim) then
|
||||||
|
zt(k,:) = g(x,y,done)*(-val(icoeff)) + zt(k,:)
|
||||||
|
else
|
||||||
|
call ijk2idx(icol(icoeff),ix,iy,iz+1,idim,idim,idim)
|
||||||
|
irow(icoeff) = glob_row
|
||||||
|
icoeff = icoeff+1
|
||||||
|
endif
|
||||||
|
! term depending on (x,y+1,z)
|
||||||
|
val(icoeff)=-a2(x,y,z)/sqdeltah+b2(x,y,z)/deltah2
|
||||||
|
if (iy == idim) then
|
||||||
|
zt(k,:) = g(x,done,z)*(-val(icoeff)) + zt(k,:)
|
||||||
|
else
|
||||||
|
call ijk2idx(icol(icoeff),ix,iy+1,iz,idim,idim,idim)
|
||||||
|
irow(icoeff) = glob_row
|
||||||
|
icoeff = icoeff+1
|
||||||
|
endif
|
||||||
|
! term depending on (x+1,y,z)
|
||||||
|
val(icoeff)=-a1(x,y,z)/sqdeltah+b1(x,y,z)/deltah2
|
||||||
|
if (ix==idim) then
|
||||||
|
zt(k,:) = g(done,y,z)*(-val(icoeff)) + zt(k,:)
|
||||||
|
else
|
||||||
|
call ijk2idx(icol(icoeff),ix+1,iy,iz,idim,idim,idim)
|
||||||
|
irow(icoeff) = glob_row
|
||||||
|
icoeff = icoeff+1
|
||||||
|
endif
|
||||||
|
|
||||||
|
end do
|
||||||
|
call psb_spins(icoeff-1,irow,icol,val,a,desc_a,info)
|
||||||
|
if(info /= psb_success_) exit
|
||||||
|
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib,:),bmv,desc_a,info)
|
||||||
|
if(info /= psb_success_) exit
|
||||||
|
zt(:,:)=dzero
|
||||||
|
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib,:),xmv,desc_a,info)
|
||||||
|
if(info /= psb_success_) exit
|
||||||
|
end do
|
||||||
|
|
||||||
|
tgen = psb_wtime()-t1
|
||||||
|
if(info /= psb_success_) then
|
||||||
|
info=psb_err_from_subroutine_
|
||||||
|
ch_err='insert rout.'
|
||||||
|
call psb_errpush(info,name,a_err=ch_err)
|
||||||
|
goto 9999
|
||||||
|
end if
|
||||||
|
|
||||||
|
deallocate(val,irow,icol)
|
||||||
|
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
call psb_cdasb(desc_a,info,mold=imold)
|
||||||
|
tcdasb = psb_wtime()-t1
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
if (info == psb_success_) then
|
||||||
|
if (present(amold)) then
|
||||||
|
call psb_spasb(a,desc_a,info,mold=amold,bld_and=tnd)
|
||||||
|
else
|
||||||
|
call psb_spasb(a,desc_a,info,afmt=afmt,bld_and=tnd)
|
||||||
|
end if
|
||||||
|
end if
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
if(info /= psb_success_) then
|
||||||
|
info=psb_err_from_subroutine_
|
||||||
|
ch_err='asb rout.'
|
||||||
|
call psb_errpush(info,name,a_err=ch_err)
|
||||||
|
goto 9999
|
||||||
|
end if
|
||||||
|
if (info == psb_success_) call psb_geasb(xmv,desc_a,info,mold=vmold)
|
||||||
|
if (info == psb_success_) call psb_geasb(bmv,desc_a,info,mold=vmold)
|
||||||
|
if(info /= psb_success_) then
|
||||||
|
info=psb_err_from_subroutine_
|
||||||
|
ch_err='asb rout.'
|
||||||
|
call psb_errpush(info,name,a_err=ch_err)
|
||||||
|
goto 9999
|
||||||
|
end if
|
||||||
|
tasb = psb_wtime()-t1
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
ttot = psb_wtime() - t0
|
||||||
|
|
||||||
|
call psb_amx(ctxt,talc)
|
||||||
|
call psb_amx(ctxt,tgen)
|
||||||
|
call psb_amx(ctxt,tasb)
|
||||||
|
call psb_amx(ctxt,ttot)
|
||||||
|
if(iam == psb_root_) then
|
||||||
|
tmpfmt = a%get_fmt()
|
||||||
|
write(psb_out_unit,'("The matrix has been generated and assembled in ",a3," format.")')&
|
||||||
|
& tmpfmt
|
||||||
|
write(psb_out_unit,'("-allocation time : ",es12.5)') talc
|
||||||
|
write(psb_out_unit,'("-coeff. gen. time : ",es12.5)') tgen
|
||||||
|
write(psb_out_unit,'("-desc asbly time : ",es12.5)') tcdasb
|
||||||
|
write(psb_out_unit,'("- mat asbly time : ",es12.5)') tasb
|
||||||
|
write(psb_out_unit,'("-total time : ",es12.5)') ttot
|
||||||
|
|
||||||
|
end if
|
||||||
|
call psb_erractionrestore(err_act)
|
||||||
|
return
|
||||||
|
|
||||||
|
9999 call psb_error_handler(ctxt,err_act)
|
||||||
|
|
||||||
|
return
|
||||||
|
end subroutine psb_d_gen_pde3d
|
||||||
|
|
||||||
|
end module psb_d_pde3d_mod
|
||||||
|
|
||||||
|
program dpdegen
|
||||||
|
use psb_base_mod
|
||||||
|
use psb_util_mod
|
||||||
|
use psb_prec_mod
|
||||||
|
use psb_krylov_mod
|
||||||
|
use psb_d_pde3d_mod
|
||||||
|
|
||||||
|
implicit none
|
||||||
|
|
||||||
|
! input parameters
|
||||||
|
character(len=40) :: kmethd, ptype
|
||||||
|
character(len=5) :: afmt
|
||||||
|
integer(psb_ipk_) :: idim, nrhs, istopc, itmax, itrace
|
||||||
|
real(psb_dpk_) :: eps
|
||||||
|
|
||||||
|
! sparse matrix
|
||||||
|
type(psb_dspmat_type) :: a
|
||||||
|
|
||||||
|
! preconditioner data
|
||||||
|
type(psb_dprec_type) :: prec
|
||||||
|
|
||||||
|
! dense matrices
|
||||||
|
real(psb_dpk_), allocatable :: b_mv_glob(:,:), x_mv_glob(:,:), r_mv_glob(:,:)
|
||||||
|
type(psb_d_multivect_type) :: b_mv, x_mv, r_mv
|
||||||
|
integer(psb_ipk_) :: m
|
||||||
|
|
||||||
|
! blacs parameters
|
||||||
|
type(psb_desc_type) :: desc_a
|
||||||
|
type(psb_ctxt_type) :: ctxt
|
||||||
|
integer :: iam, np
|
||||||
|
|
||||||
|
! solver parameters
|
||||||
|
real(psb_dpk_) :: err, cond
|
||||||
|
integer(psb_epk_) :: amatsize, precsize, descsize
|
||||||
|
integer(psb_ipk_) :: iter, ierr, ircode
|
||||||
|
|
||||||
|
! other variables
|
||||||
|
integer(psb_ipk_) :: info, i, j, rep
|
||||||
|
real(psb_dpk_) :: t1, t2, tprec
|
||||||
|
character(len=20) :: name, ch_err
|
||||||
|
real(psb_dpk_) :: random_value
|
||||||
|
real(psb_dpk_) :: resmxp
|
||||||
|
real(psb_dpk_), allocatable :: resmx(:)
|
||||||
|
logical :: print_matrix = .false.
|
||||||
|
|
||||||
|
! Init environment
|
||||||
|
info=psb_success_
|
||||||
|
call psb_init(ctxt)
|
||||||
|
call psb_info(ctxt,iam,np)
|
||||||
|
if (iam < 0) then
|
||||||
|
! This should not happen, but just in case
|
||||||
|
call psb_exit(ctxt)
|
||||||
|
stop
|
||||||
|
endif
|
||||||
|
if(psb_get_errstatus() /= 0) goto 9999
|
||||||
|
name='pdegenmm_block'
|
||||||
|
!
|
||||||
|
! Hello world
|
||||||
|
!
|
||||||
|
if (iam == psb_root_) then
|
||||||
|
write(*,*) 'Welcome to PSBLAS version: ',psb_version_string_
|
||||||
|
write(*,*) 'This is the ',trim(name),' sample program'
|
||||||
|
write(psb_out_unit,'("Number of processors: ",i8)')np
|
||||||
|
end if
|
||||||
|
!
|
||||||
|
! get parameters
|
||||||
|
!
|
||||||
|
call get_parms(ctxt,kmethd,ptype,idim,afmt,nrhs,istopc,itmax,itrace,eps)
|
||||||
|
!
|
||||||
|
! allocate and fill in the coefficient matrix and initial vectors
|
||||||
|
!
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
call psb_gen_pde3d(ctxt,idim,a,b_mv,x_mv,nrhs,desc_a,afmt,info,partition=3)
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
t2 = psb_wtime() - t1
|
||||||
|
if(info /= psb_success_) then
|
||||||
|
info=psb_err_from_subroutine_
|
||||||
|
ch_err='create_matrix'
|
||||||
|
call psb_errpush(info,name,a_err=ch_err)
|
||||||
|
goto 9999
|
||||||
|
end if
|
||||||
|
if (iam == psb_root_) write(psb_out_unit,'("Overall matrix creation time : ",es12.5)')t2
|
||||||
|
if (iam == psb_root_) write(psb_out_unit,'(" ")')
|
||||||
|
|
||||||
|
call psb_geall(r_mv,desc_a,info,nrhs)
|
||||||
|
call r_mv%zero()
|
||||||
|
call psb_geasb(r_mv,desc_a,info)
|
||||||
|
|
||||||
|
t2 = psb_wtime() - t1
|
||||||
|
call psb_amx(ctxt, t2)
|
||||||
|
|
||||||
|
if (iam == psb_root_) then
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
write(psb_out_unit,'("Time to read and partition matrix : ",es12.5)')t2
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
end if
|
||||||
|
|
||||||
|
! building the preconditioner
|
||||||
|
call prec%init(ctxt,ptype,info)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
call prec%build(a,desc_a,info)
|
||||||
|
tprec = psb_wtime()-t1
|
||||||
|
if (info /= psb_success_) then
|
||||||
|
call psb_errpush(psb_err_from_subroutine_,name,a_err='psb_precbld')
|
||||||
|
goto 9999
|
||||||
|
end if
|
||||||
|
|
||||||
|
call psb_amx(ctxt,tprec)
|
||||||
|
|
||||||
|
if(iam == psb_root_) then
|
||||||
|
write(psb_out_unit,'("Preconditioner time: ",es12.5)')tprec
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
write(psb_out_unit,'("Starting algorithm")')
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
end if
|
||||||
|
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
t1 = psb_wtime()
|
||||||
|
|
||||||
|
call psb_krylov(kmethd,a,prec,b_mv,x_mv,eps,desc_a,info,&
|
||||||
|
& itmax=itmax,iter=iter,err=err,itrace=itrace,istop=istopc)
|
||||||
|
|
||||||
|
if(info /= psb_success_) then
|
||||||
|
info=psb_err_from_subroutine_
|
||||||
|
ch_err='solver routine'
|
||||||
|
call psb_errpush(info,name,a_err=ch_err)
|
||||||
|
goto 9999
|
||||||
|
end if
|
||||||
|
|
||||||
|
call psb_barrier(ctxt)
|
||||||
|
t2 = psb_wtime() - t1
|
||||||
|
call psb_amx(ctxt,t2)
|
||||||
|
|
||||||
|
if(iam == psb_root_) then
|
||||||
|
write(psb_out_unit,'("Finished algorithm")')
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
end if
|
||||||
|
|
||||||
|
call psb_geaxpby(done,b_mv,dzero,r_mv,desc_a,info)
|
||||||
|
call psb_spmm(-done,a,x_mv,done,r_mv,desc_a,info)
|
||||||
|
|
||||||
|
resmx = psb_genrm2(r_mv,desc_a,info)
|
||||||
|
resmxp = psb_geamax(r_mv,desc_a,info)
|
||||||
|
|
||||||
|
amatsize = a%sizeof()
|
||||||
|
descsize = desc_a%sizeof()
|
||||||
|
precsize = prec%sizeof()
|
||||||
|
|
||||||
|
call psb_sum(ctxt,amatsize)
|
||||||
|
call psb_sum(ctxt,descsize)
|
||||||
|
call psb_sum(ctxt,precsize)
|
||||||
|
|
||||||
|
call psb_gather(x_mv_glob,x_mv,desc_a,info,root=psb_root_)
|
||||||
|
if (info == psb_success_) call psb_gather(b_mv_glob,b_mv,desc_a,info,root=psb_root_)
|
||||||
|
if (info == psb_success_) call psb_gather(r_mv_glob,r_mv,desc_a,info,root=psb_root_)
|
||||||
|
if (info /= psb_success_) goto 9999
|
||||||
|
|
||||||
|
if (iam == psb_root_) then
|
||||||
|
call prec%descr(info)
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
write(psb_out_unit,'("Computed solution on: ",i8," processors")')np
|
||||||
|
write(psb_out_unit,'("Storage format for A: ",a)')a%get_fmt()
|
||||||
|
write(psb_out_unit,'("Storage format for DESC_A: ",a)')desc_a%get_fmt()
|
||||||
|
write(psb_out_unit,'("Total memory occupation for A: ",i12)')amatsize
|
||||||
|
write(psb_out_unit,'("Total memory occupation for PREC: ",i12)')precsize
|
||||||
|
write(psb_out_unit,'("Total memory occupation for DESC_A: ",i12)')descsize
|
||||||
|
write(psb_out_unit,'("Iterations to convergence: ",i12)')iter
|
||||||
|
write(psb_out_unit,'("Error estimate on exit: ",es12.5)')err
|
||||||
|
write(psb_out_unit,'("Time to buil prec.: ",es12.5)')tprec
|
||||||
|
write(psb_out_unit,'("Time to solve system: ",es12.5)')t2
|
||||||
|
write(psb_out_unit,'("Time per iteration: ",es12.5)')t2/(iter)
|
||||||
|
write(psb_out_unit,'("Total time: ",es12.5)')t2+tprec
|
||||||
|
write(psb_out_unit,'("Residual norm 2: ",es12.5)')sum(resmx)/size(resmx)
|
||||||
|
write(psb_out_unit,'("Residual norm inf: ",es12.5)')resmxp
|
||||||
|
if (print_matrix) then
|
||||||
|
write(psb_out_unit,'(a8,4(2x,a20))') 'I','X(I)','R(I)','B(I)'
|
||||||
|
do i=1,m
|
||||||
|
write(psb_out_unit,993) i, x_mv_glob(i,:), r_mv_glob(i,:), b_mv_glob(i,:)
|
||||||
|
end do
|
||||||
|
end if
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
end if
|
||||||
|
|
||||||
|
998 format(i8,20(2x,g20.14))
|
||||||
|
993 format(i6,20(1x,e12.6))
|
||||||
|
|
||||||
|
!
|
||||||
|
! cleanup storage and exit
|
||||||
|
!
|
||||||
|
call psb_gefree(b_mv,desc_a,info)
|
||||||
|
call psb_gefree(x_mv,desc_a,info)
|
||||||
|
call psb_spfree(a,desc_a,info)
|
||||||
|
call prec%free(info)
|
||||||
|
call psb_cdfree(desc_a,info)
|
||||||
|
call psb_exit(ctxt)
|
||||||
|
|
||||||
|
return
|
||||||
|
|
||||||
|
9999 call psb_error(ctxt)
|
||||||
|
|
||||||
|
return
|
||||||
|
|
||||||
|
contains
|
||||||
|
!
|
||||||
|
! get iteration parameters from standard input
|
||||||
|
!
|
||||||
|
subroutine get_parms(ctxt,kmethd,ptype,idim,afmt,nrhs,istopc,itmax,itrace,eps)
|
||||||
|
type(psb_ctxt_type) :: ctxt
|
||||||
|
character(len=40) :: kmethd, ptype
|
||||||
|
character(len=5) :: afmt
|
||||||
|
integer(psb_ipk_) :: idim, nrhs, istopc, itmax, itrace
|
||||||
|
real(psb_dpk_) :: eps
|
||||||
|
|
||||||
|
integer(psb_ipk_) :: np, iam
|
||||||
|
integer(psb_ipk_) :: ip, inp_unit
|
||||||
|
character(len=1024) :: filename
|
||||||
|
|
||||||
|
call psb_info(ctxt, iam, np)
|
||||||
|
|
||||||
|
if (iam == 0) then
|
||||||
|
if (command_argument_count()>0) then
|
||||||
|
call get_command_argument(1, filename)
|
||||||
|
inp_unit = 30
|
||||||
|
open(inp_unit, file=filename, action='read', iostat=info)
|
||||||
|
if (info /= 0) then
|
||||||
|
write(psb_err_unit,*) 'Could not open file ',filename,' for input'
|
||||||
|
call psb_abort(ctxt)
|
||||||
|
stop
|
||||||
|
else
|
||||||
|
write(psb_err_unit,*) 'Opened file ',trim(filename),' for input'
|
||||||
|
end if
|
||||||
|
else
|
||||||
|
inp_unit = psb_inp_unit
|
||||||
|
end if
|
||||||
|
|
||||||
|
! Read Input Parameters
|
||||||
|
read(inp_unit,*) kmethd
|
||||||
|
read(inp_unit,*) ptype
|
||||||
|
read(inp_unit,*) idim
|
||||||
|
read(inp_unit,*) afmt
|
||||||
|
read(inp_unit,*) nrhs
|
||||||
|
read(inp_unit,*) istopc
|
||||||
|
read(inp_unit,*) itmax
|
||||||
|
read(inp_unit,*) itrace
|
||||||
|
read(inp_unit,*) eps
|
||||||
|
|
||||||
|
call psb_bcast(ctxt,kmethd)
|
||||||
|
call psb_bcast(ctxt,ptype)
|
||||||
|
call psb_bcast(ctxt,idim)
|
||||||
|
call psb_bcast(ctxt,afmt)
|
||||||
|
call psb_bcast(ctxt,nrhs)
|
||||||
|
call psb_bcast(ctxt,istopc)
|
||||||
|
call psb_bcast(ctxt,itmax)
|
||||||
|
call psb_bcast(ctxt,itrace)
|
||||||
|
call psb_bcast(ctxt,eps)
|
||||||
|
|
||||||
|
if (inp_unit /= psb_inp_unit) then
|
||||||
|
close(inp_unit)
|
||||||
|
end if
|
||||||
|
else
|
||||||
|
! Receive Parameters
|
||||||
|
call psb_bcast(ctxt,kmethd)
|
||||||
|
call psb_bcast(ctxt,ptype)
|
||||||
|
call psb_bcast(ctxt,idim)
|
||||||
|
call psb_bcast(ctxt,afmt)
|
||||||
|
call psb_bcast(ctxt,nrhs)
|
||||||
|
call psb_bcast(ctxt,istopc)
|
||||||
|
call psb_bcast(ctxt,itmax)
|
||||||
|
call psb_bcast(ctxt,itrace)
|
||||||
|
call psb_bcast(ctxt,eps)
|
||||||
|
end if
|
||||||
|
|
||||||
|
if (iam == 0) then
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
write(psb_out_unit,'("Grid dimensions : ",i4,"x",i4,"x",i4)') idim,idim,idim
|
||||||
|
write(psb_out_unit,'("Iterative method : ",a)') kmethd
|
||||||
|
write(psb_out_unit,'("Number of processors : ",i0)') np
|
||||||
|
write(psb_out_unit,'("Number of RHS : ",i4)') nrhs
|
||||||
|
write(psb_out_unit,'("Number of iterations : ",i3)') itmax
|
||||||
|
write(psb_out_unit,'("Storage format : ",a)') afmt
|
||||||
|
write(psb_out_unit,'(" ")')
|
||||||
|
end if
|
||||||
|
|
||||||
|
return
|
||||||
|
|
||||||
|
end subroutine get_parms
|
||||||
|
|
||||||
|
end program dpdegen
|
||||||
@ -1,296 +0,0 @@
|
|||||||
program psb_perf_test
|
|
||||||
|
|
||||||
use psb_base_mod
|
|
||||||
use psb_prec_mod
|
|
||||||
use psb_krylov_mod
|
|
||||||
use psb_util_mod
|
|
||||||
|
|
||||||
implicit none
|
|
||||||
|
|
||||||
! input parameters
|
|
||||||
character(len=40) :: mtrx_file = "pde80.mtx"
|
|
||||||
character(len=2) :: filefmt = "MM"
|
|
||||||
character(len=40) :: kmethd = "GMRES"
|
|
||||||
character(len=40) :: ptype = "NONE"
|
|
||||||
character(len=20) :: part = "GRAPH"
|
|
||||||
character(len=5) :: afmt = "CSR"
|
|
||||||
integer(psb_ipk_) :: nrhs = 4
|
|
||||||
integer(psb_ipk_) :: istopbg = 1
|
|
||||||
integer(psb_ipk_) :: istoprg = 2
|
|
||||||
integer(psb_ipk_) :: itmax = 500
|
|
||||||
integer(psb_ipk_) :: itrace = -1
|
|
||||||
integer(psb_ipk_) :: itrs = 10
|
|
||||||
real(psb_dpk_) :: eps = 1.d-7
|
|
||||||
|
|
||||||
integer(psb_ipk_) :: status
|
|
||||||
|
|
||||||
! sparse matrices
|
|
||||||
type(psb_dspmat_type) :: a
|
|
||||||
type(psb_ldspmat_type) :: aux_a
|
|
||||||
integer(psb_ipk_), parameter :: iunit=12
|
|
||||||
|
|
||||||
! preconditioner data
|
|
||||||
type(psb_dprec_type) :: prec
|
|
||||||
|
|
||||||
! dense matrices
|
|
||||||
real(psb_dpk_), allocatable, target :: aux_b(:,:)
|
|
||||||
real(psb_dpk_), allocatable, save :: x_mv_glob(:,:), r_mv_glob(:,:)
|
|
||||||
real(psb_dpk_), allocatable, save :: x_col_glob(:), r_col_glob(:)
|
|
||||||
real(psb_dpk_), pointer :: b_mv_glob(:,:)
|
|
||||||
real(psb_dpk_), pointer :: b_col_glob(:)
|
|
||||||
type(psb_d_multivect_type) :: b_mv, x_mv, r_mv
|
|
||||||
type(psb_d_vect_type) :: b_col, x_col, r_col
|
|
||||||
integer(psb_ipk_) :: m
|
|
||||||
real(psb_dpk_) :: random_value
|
|
||||||
|
|
||||||
! communications data structure
|
|
||||||
type(psb_desc_type) :: desc_a
|
|
||||||
type(psb_ctxt_type) :: ctxt
|
|
||||||
integer(psb_ipk_) :: iam, np
|
|
||||||
integer(psb_lpk_) :: lnp
|
|
||||||
|
|
||||||
! solver paramters
|
|
||||||
integer(psb_ipk_) :: iter, ierr, ircode, methd
|
|
||||||
integer(psb_epk_) :: amatsize, precsize, descsize
|
|
||||||
real(psb_dpk_) :: err, cond
|
|
||||||
|
|
||||||
! other variables
|
|
||||||
character(len=20) :: name
|
|
||||||
integer(psb_ipk_) :: i, j, info, rep, reps = 10
|
|
||||||
real(psb_dpk_) :: tb1, tb2, tr1, tr2
|
|
||||||
real(psb_dpk_), allocatable :: resmx(:), tb(:), tr(:)
|
|
||||||
real(psb_dpk_) :: resmxp
|
|
||||||
integer(psb_ipk_), allocatable :: ivg(:)
|
|
||||||
|
|
||||||
call psb_init(ctxt)
|
|
||||||
call psb_info(ctxt,iam,np)
|
|
||||||
if (iam < 0) then
|
|
||||||
! This should not happen, but just in case
|
|
||||||
call psb_exit(ctxt)
|
|
||||||
stop
|
|
||||||
endif
|
|
||||||
|
|
||||||
name='psb_perf_test'
|
|
||||||
if(psb_errstatus_fatal()) goto 9999
|
|
||||||
info=psb_success_
|
|
||||||
call psb_set_errverbosity(itwo)
|
|
||||||
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
|
|
||||||
if (iam == psb_root_) then
|
|
||||||
select case(psb_toupper(filefmt))
|
|
||||||
case('MM')
|
|
||||||
call mm_mat_read(aux_a,info,iunit=iunit,filename=mtrx_file)
|
|
||||||
case ('HB')
|
|
||||||
call hb_read(aux_a,info,iunit=iunit,b=aux_b,filename=mtrx_file)
|
|
||||||
case default
|
|
||||||
info = -1
|
|
||||||
write(psb_err_unit,*) 'Wrong choice for fileformat ', filefmt
|
|
||||||
end select
|
|
||||||
if (info /= psb_success_) then
|
|
||||||
write(psb_err_unit,*) 'Error while reading input matrix '
|
|
||||||
call psb_abort(ctxt)
|
|
||||||
end if
|
|
||||||
|
|
||||||
m = aux_a%get_nrows()
|
|
||||||
call psb_bcast(ctxt,m)
|
|
||||||
|
|
||||||
! At this point aux_b may still be unallocated
|
|
||||||
if (size(aux_b) == m*nrhs) then
|
|
||||||
! if any rhs were present, broadcast the first one
|
|
||||||
write(psb_err_unit,'("Ok, got an rhs ")')
|
|
||||||
b_mv_glob =>aux_b(:,:)
|
|
||||||
else
|
|
||||||
write(psb_out_unit,'("Generating an rhs...")')
|
|
||||||
write(psb_out_unit,'("Number of RHS: ",i3)') nrhs
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
call psb_realloc(m,nrhs,aux_b,ircode)
|
|
||||||
if (ircode /= 0) then
|
|
||||||
call psb_errpush(psb_err_alloc_dealloc_,name)
|
|
||||||
goto 9999
|
|
||||||
endif
|
|
||||||
|
|
||||||
b_mv_glob => aux_b(:,:)
|
|
||||||
do i=1, m
|
|
||||||
do j=1, nrhs
|
|
||||||
b_mv_glob(i,j) = done
|
|
||||||
!call random_number(random_value)
|
|
||||||
!b_mv_glob(i,j) = random_value
|
|
||||||
enddo
|
|
||||||
enddo
|
|
||||||
endif
|
|
||||||
else
|
|
||||||
call psb_bcast(ctxt,m)
|
|
||||||
end if
|
|
||||||
|
|
||||||
! switch over different partition types
|
|
||||||
select case(psb_toupper(part))
|
|
||||||
case('BLOCK')
|
|
||||||
if (iam == psb_root_) write(psb_out_unit,'("Partition type: block")')
|
|
||||||
call psb_matdist(aux_a,a,ctxt,desc_a,info,fmt=afmt,parts=part_block)
|
|
||||||
case('GRAPH')
|
|
||||||
if (iam == psb_root_) then
|
|
||||||
write(psb_out_unit,'("Partition type: graph vector")')
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
call aux_a%cscnv(info,type='csr')
|
|
||||||
lnp = np
|
|
||||||
call build_mtpart(aux_a,lnp)
|
|
||||||
endif
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
call distr_mtpart(psb_root_,ctxt)
|
|
||||||
call getv_mtpart(ivg)
|
|
||||||
call psb_matdist(aux_a,a,ctxt,desc_a,info,fmt=afmt,vg=ivg)
|
|
||||||
case default
|
|
||||||
if (iam == psb_root_) write(psb_out_unit,'("Partition type: block")')
|
|
||||||
call psb_matdist(aux_a,a,ctxt,desc_a,info,fmt=afmt,parts=part_block)
|
|
||||||
end select
|
|
||||||
|
|
||||||
! building the preconditioner
|
|
||||||
call prec%init(ctxt,ptype,info)
|
|
||||||
call prec%build(a,desc_a,info)
|
|
||||||
if (info /= psb_success_) then
|
|
||||||
call psb_errpush(psb_err_from_subroutine_,name,a_err='psb_precbld')
|
|
||||||
goto 9999
|
|
||||||
end if
|
|
||||||
|
|
||||||
if (iam == psb_root_) then
|
|
||||||
allocate(tb(reps),tr(reps))
|
|
||||||
tb = dzero
|
|
||||||
tr = dzero
|
|
||||||
end if
|
|
||||||
|
|
||||||
do rep=1,reps
|
|
||||||
|
|
||||||
call psb_scatter(b_mv_glob,b_mv,desc_a,info,root=psb_root_)
|
|
||||||
call psb_geall(x_mv,desc_a,info,nrhs)
|
|
||||||
call x_mv%zero()
|
|
||||||
call psb_geasb(x_mv,desc_a,info)
|
|
||||||
call psb_geall(r_mv,desc_a,info,nrhs)
|
|
||||||
call r_mv%zero()
|
|
||||||
call psb_geasb(r_mv,desc_a,info)
|
|
||||||
|
|
||||||
if(iam == psb_root_) then
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
write(psb_out_unit,'("Starting BGMRES")')
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
end if
|
|
||||||
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
tb1 = psb_wtime()
|
|
||||||
|
|
||||||
call psb_krylov(kmethd,a,prec,b_mv,x_mv,eps,desc_a,info,&
|
|
||||||
& itmax=itmax,iter=iter,err=err,itrace=itrace,&
|
|
||||||
& itrs=itrs,istop=istopbg)
|
|
||||||
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
tb2 = psb_wtime() - tb1
|
|
||||||
call psb_amx(ctxt,tb2)
|
|
||||||
|
|
||||||
if (iam == psb_root_) then
|
|
||||||
tb(rep) = tb2
|
|
||||||
end if
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
|
|
||||||
call psb_geaxpby(done,b_mv,dzero,r_mv,desc_a,info)
|
|
||||||
call psb_spmm(-done,a,x_mv,done,r_mv,desc_a,info)
|
|
||||||
resmx = psb_genrm2(r_mv,desc_a,info)
|
|
||||||
resmxp = psb_geamax(r_mv,desc_a,info)
|
|
||||||
call psb_gather(x_mv_glob,x_mv,desc_a,info,root=psb_root_)
|
|
||||||
if (info == psb_success_) call psb_gather(r_mv_glob,r_mv,desc_a,info,root=psb_root_)
|
|
||||||
if (info /= psb_success_) goto 9999
|
|
||||||
|
|
||||||
if(iam == psb_root_) then
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
write(psb_out_unit,'("Finished BGMRES")')
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
end if
|
|
||||||
|
|
||||||
call psb_gefree(b_mv, desc_a,info)
|
|
||||||
call psb_gefree(x_mv, desc_a,info)
|
|
||||||
|
|
||||||
if(iam == psb_root_) then
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
write(psb_out_unit,'("Starting sGMRES")')
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
end if
|
|
||||||
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
|
|
||||||
do i=1,nrhs
|
|
||||||
if(iam == psb_root_) then
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
write(psb_out_unit,'("Step ",i6)')i
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
end if
|
|
||||||
|
|
||||||
b_col_glob => aux_b(:,i)
|
|
||||||
call psb_scatter(b_col_glob,b_col,desc_a,info,root=psb_root_)
|
|
||||||
call psb_geall(x_col,desc_a,info)
|
|
||||||
call x_col%zero()
|
|
||||||
call psb_geasb(x_col,desc_a,info)
|
|
||||||
call psb_geall(r_col,desc_a,info)
|
|
||||||
call r_col%zero()
|
|
||||||
call psb_geasb(r_col,desc_a,info)
|
|
||||||
|
|
||||||
cond = dzero
|
|
||||||
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
tr1 = psb_wtime()
|
|
||||||
|
|
||||||
call psb_krylov(kmethd,a,prec,b_col,x_col,eps,desc_a,info,&
|
|
||||||
& itmax=itmax,iter=iter,err=err,itrace=itrace,&
|
|
||||||
& istop=2,irst=itrs,cond=cond)
|
|
||||||
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
tr2 = psb_wtime() - tr1
|
|
||||||
call psb_amx(ctxt,tr2)
|
|
||||||
|
|
||||||
if (iam == psb_root_) then
|
|
||||||
tr(rep) = tr(rep) + tr2
|
|
||||||
end if
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
|
|
||||||
call psb_geaxpby(done,b_col,dzero,r_col,desc_a,info)
|
|
||||||
call psb_spmm(-done,a,x_col,done,r_col,desc_a,info)
|
|
||||||
resmx = psb_genrm2(r_col,desc_a,info)
|
|
||||||
resmxp = psb_geamax(r_col,desc_a,info)
|
|
||||||
call psb_gather(x_col_glob,x_col,desc_a,info,root=psb_root_)
|
|
||||||
if (info == psb_success_) call psb_gather(r_col_glob,r_col,desc_a,info,root=psb_root_)
|
|
||||||
if (info /= psb_success_) goto 9999
|
|
||||||
|
|
||||||
call psb_gefree(b_col, desc_a,info)
|
|
||||||
call psb_gefree(x_col, desc_a,info)
|
|
||||||
end do
|
|
||||||
|
|
||||||
end do
|
|
||||||
|
|
||||||
call psb_barrier(ctxt)
|
|
||||||
|
|
||||||
if(iam == psb_root_) then
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
write(psb_out_unit,'("Finished sGMRES")')
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
write(*,*) 'TB ', sum(tb)/size(tb), ' TR ', sum(tr)/size(tr)
|
|
||||||
end if
|
|
||||||
|
|
||||||
call psb_spfree(a, desc_a,info)
|
|
||||||
call prec%free(info)
|
|
||||||
call psb_cdfree(desc_a,info)
|
|
||||||
call psb_exit(ctxt)
|
|
||||||
|
|
||||||
! open(unit=10,file='test.csv',status='replace',action='write',iostat=status)
|
|
||||||
|
|
||||||
! do i=1,size(x_mv_glob,1)
|
|
||||||
! write(10, 993) x_mv_glob(i,:)
|
|
||||||
! end do
|
|
||||||
|
|
||||||
! 993 format(1x,*(g0, "; "))
|
|
||||||
|
|
||||||
! return
|
|
||||||
|
|
||||||
9999 call psb_error(ctxt)
|
|
||||||
|
|
||||||
return
|
|
||||||
|
|
||||||
end program psb_perf_test
|
|
||||||
|
|
||||||
@ -1,169 +0,0 @@
|
|||||||
!
|
|
||||||
! Parallel Sparse BLAS version 3.5
|
|
||||||
! (C) Copyright 2006-2018
|
|
||||||
! Salvatore Filippone
|
|
||||||
! Alfredo Buttari
|
|
||||||
!
|
|
||||||
! 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
|
|
||||||
interface get_parms
|
|
||||||
module procedure get_dparms
|
|
||||||
end interface
|
|
||||||
|
|
||||||
contains
|
|
||||||
!
|
|
||||||
! Get iteration parameters from the command line
|
|
||||||
!
|
|
||||||
subroutine get_dparms(ctxt,mtrx_file,rhs_file,filefmt,kmethd,ptype,part,&
|
|
||||||
& afmt,nrhs,istopc,itmax,itrace,itrs,eps)
|
|
||||||
use psb_base_mod
|
|
||||||
type(psb_ctxt_type) :: ctxt
|
|
||||||
character(len=2) :: filefmt
|
|
||||||
character(len=40) :: kmethd, mtrx_file, rhs_file, ptype
|
|
||||||
character(len=20) :: part
|
|
||||||
integer(psb_ipk_) :: nrhs,iret,istopc,itmax,itrace,itrs
|
|
||||||
character(len=40) :: charbuf
|
|
||||||
real(psb_dpk_) :: eps
|
|
||||||
character :: afmt*5
|
|
||||||
integer(psb_ipk_) :: np, iam
|
|
||||||
integer(psb_ipk_) :: inparms(40), ip, inp_unit
|
|
||||||
character(len=1024) :: filename
|
|
||||||
|
|
||||||
call psb_info(ctxt,iam,np)
|
|
||||||
if (iam == 0) then
|
|
||||||
if (command_argument_count()>0) then
|
|
||||||
call get_command_argument(1,filename)
|
|
||||||
inp_unit = 30
|
|
||||||
open(inp_unit,file=filename,action='read',iostat=info)
|
|
||||||
if (info /= 0) then
|
|
||||||
write(psb_err_unit,*) 'Could not open file ',filename,' for input'
|
|
||||||
call psb_abort(ctxt)
|
|
||||||
stop
|
|
||||||
else
|
|
||||||
write(psb_err_unit,*) 'Opened file ',trim(filename),' for input'
|
|
||||||
end if
|
|
||||||
else
|
|
||||||
inp_unit=psb_inp_unit
|
|
||||||
end if
|
|
||||||
! Read Input Parameters
|
|
||||||
read(inp_unit,*) ip
|
|
||||||
if (ip >= 5) then
|
|
||||||
read(inp_unit,*) mtrx_file
|
|
||||||
read(inp_unit,*) rhs_file
|
|
||||||
read(inp_unit,*) filefmt
|
|
||||||
read(inp_unit,*) kmethd
|
|
||||||
read(inp_unit,*) ptype
|
|
||||||
read(inp_unit,*) afmt
|
|
||||||
read(inp_unit,*) part
|
|
||||||
|
|
||||||
call psb_bcast(ctxt,mtrx_file)
|
|
||||||
call psb_bcast(ctxt,rhs_file)
|
|
||||||
call psb_bcast(ctxt,filefmt)
|
|
||||||
call psb_bcast(ctxt,kmethd)
|
|
||||||
call psb_bcast(ctxt,ptype)
|
|
||||||
call psb_bcast(ctxt,afmt)
|
|
||||||
call psb_bcast(ctxt,part)
|
|
||||||
|
|
||||||
if (ip >= 7) then
|
|
||||||
read(inp_unit,*) nrhs
|
|
||||||
else
|
|
||||||
nrhs=4
|
|
||||||
endif
|
|
||||||
if (ip >= 8) then
|
|
||||||
read(inp_unit,*) istopc
|
|
||||||
else
|
|
||||||
istopc=1
|
|
||||||
endif
|
|
||||||
if (ip >= 9) then
|
|
||||||
read(inp_unit,*) itmax
|
|
||||||
else
|
|
||||||
itmax=500
|
|
||||||
endif
|
|
||||||
if (ip >= 10) then
|
|
||||||
read(inp_unit,*) itrace
|
|
||||||
else
|
|
||||||
itrace=-1
|
|
||||||
endif
|
|
||||||
if (ip >= 11) then
|
|
||||||
read(inp_unit,*) itrs
|
|
||||||
else
|
|
||||||
itrs = 1
|
|
||||||
endif
|
|
||||||
if (ip >= 12) then
|
|
||||||
read(inp_unit,*) eps
|
|
||||||
else
|
|
||||||
eps=1.d-6
|
|
||||||
endif
|
|
||||||
inparms(1) = nrhs
|
|
||||||
inparms(2) = istopc
|
|
||||||
inparms(3) = itmax
|
|
||||||
inparms(4) = itrace
|
|
||||||
inparms(5) = itrs
|
|
||||||
call psb_bcast(ctxt,inparms(1:5))
|
|
||||||
call psb_bcast(ctxt,eps)
|
|
||||||
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
write(psb_out_unit,'("Solving matrix : ",a)') mtrx_file
|
|
||||||
write(psb_out_unit,'("Number of processors : ",i3)') np
|
|
||||||
write(psb_out_unit,'("Data distribution : ",a)') part
|
|
||||||
write(psb_out_unit,'("Iterative method : ",a)') kmethd
|
|
||||||
write(psb_out_unit,'("Preconditioner : ",a)') ptype
|
|
||||||
write(psb_out_unit,'("Number of RHS : ",i3)') nrhs
|
|
||||||
write(psb_out_unit,'("Number of iterations : ",i3)') itrs
|
|
||||||
write(psb_out_unit,'("Storage format : ",a)') afmt(1:3)
|
|
||||||
write(psb_out_unit,'(" ")')
|
|
||||||
else
|
|
||||||
write(psb_err_unit,*) 'Wrong format for input file'
|
|
||||||
call psb_abort(ctxt)
|
|
||||||
stop 1
|
|
||||||
end if
|
|
||||||
if (inp_unit /= psb_inp_unit) then
|
|
||||||
close(inp_unit)
|
|
||||||
end if
|
|
||||||
else
|
|
||||||
! Receive Parameters
|
|
||||||
call psb_bcast(ctxt,mtrx_file)
|
|
||||||
call psb_bcast(ctxt,rhs_file)
|
|
||||||
call psb_bcast(ctxt,filefmt)
|
|
||||||
call psb_bcast(ctxt,kmethd)
|
|
||||||
call psb_bcast(ctxt,ptype)
|
|
||||||
call psb_bcast(ctxt,afmt)
|
|
||||||
call psb_bcast(ctxt,part)
|
|
||||||
|
|
||||||
call psb_bcast(ctxt,inparms(1:5))
|
|
||||||
nrhs = inparms(1)
|
|
||||||
istopc = inparms(2)
|
|
||||||
itmax = inparms(3)
|
|
||||||
itrace = inparms(4)
|
|
||||||
itrs = inparms(5)
|
|
||||||
call psb_bcast(ctxt,eps)
|
|
||||||
|
|
||||||
end if
|
|
||||||
|
|
||||||
end subroutine get_dparms
|
|
||||||
|
|
||||||
end module getp
|
|
||||||
Loading…
Reference in New Issue