|
|
|
|
!!$
|
|
|
|
|
!!$ 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.
|
|
|
|
|
!!$
|
|
|
|
|
!!$
|
|
|
|
|
!
|
|
|
|
|
! READ_MAT subroutine reads a matrix and its right hand sides,
|
|
|
|
|
! all stored in Matrix Market format file. The B field is optional,.
|
|
|
|
|
!
|
|
|
|
|
! Character :: filename*20
|
|
|
|
|
! On Entry: name of file to be processed.
|
|
|
|
|
! On Exit : unchanged.
|
|
|
|
|
!
|
|
|
|
|
! Type(D_SPMAT) :: A
|
|
|
|
|
! On Entry: fresh variable.
|
|
|
|
|
! On Exit : will contain the global sparse matrix as follows:
|
|
|
|
|
! A%AS for coefficient values
|
|
|
|
|
! A%IA1 for column indices
|
|
|
|
|
! A%IA2 for row pointers
|
|
|
|
|
! A%M for number of global matrix rows
|
|
|
|
|
! A%K for number of global matrix columns
|
|
|
|
|
!
|
|
|
|
|
! Integer :: ICTXT
|
|
|
|
|
! On Entry: BLACS context.
|
|
|
|
|
! On Exit : unchanged.
|
|
|
|
|
!
|
|
|
|
|
! Real(psb_dpk_), Pointer, Optional :: B(:,:)
|
|
|
|
|
! On Entry: fresh variable.
|
|
|
|
|
! On Exit: will contain right hand side(s).
|
|
|
|
|
!
|
|
|
|
|
! Integer, Optional :: inroot
|
|
|
|
|
! On Entry: Index of root processor (default: 0)
|
|
|
|
|
! On Exit : unchanged.
|
|
|
|
|
!
|
|
|
|
|
module psb_read_mat_mod
|
|
|
|
|
interface read_mat
|
|
|
|
|
module procedure sreadmat, dreadmat, creadmat, zreadmat
|
|
|
|
|
end interface
|
|
|
|
|
interface read_rhs
|
|
|
|
|
module procedure sread_rhs, cread_rhs, dread_rhs, zread_rhs
|
|
|
|
|
end interface
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
contains
|
|
|
|
|
|
|
|
|
|
subroutine sreadmat (filename, a, ictxt, inroot)
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
use psb_mmio_mod
|
|
|
|
|
implicit none
|
|
|
|
|
integer :: ictxt
|
|
|
|
|
type(psb_sspmat_type) :: a
|
|
|
|
|
character(len=*) :: filename
|
|
|
|
|
integer, optional :: inroot
|
|
|
|
|
integer, parameter :: infile = 2
|
|
|
|
|
integer :: info, root, np, me
|
|
|
|
|
|
|
|
|
|
if (present(inroot)) then
|
|
|
|
|
root = inroot
|
|
|
|
|
else
|
|
|
|
|
root = psb_root_
|
|
|
|
|
end if
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
if (me == root) then
|
|
|
|
|
write(*, '("Reading matrix...")') ! open input file
|
|
|
|
|
call mm_mat_read(a,info,infile,filename)
|
|
|
|
|
if (info /= 0) then
|
|
|
|
|
write(0,*) 'Error return from MM_MAT_READ ',info
|
|
|
|
|
call psb_abort(ictxt) ! Unexpected End of File
|
|
|
|
|
endif
|
|
|
|
|
end if
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
end subroutine sreadmat
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
subroutine sread_rhs (filename, b, ictxt, inroot)
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
implicit none
|
|
|
|
|
integer :: ictxt
|
|
|
|
|
character :: filename*(*)
|
|
|
|
|
integer, optional :: inroot
|
|
|
|
|
integer, parameter :: infile = 2
|
|
|
|
|
integer :: nrow, ncol, i,root, np, me, ircode, j
|
|
|
|
|
character :: mmheader*15, fmt*15, object*10, type*10, sym*15,&
|
|
|
|
|
& line*1024
|
|
|
|
|
real(psb_spk_), allocatable :: b(:,:)
|
|
|
|
|
if (present(inroot)) then
|
|
|
|
|
root = inroot
|
|
|
|
|
else
|
|
|
|
|
root = psb_root_
|
|
|
|
|
end if
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
if (me == root) then
|
|
|
|
|
write(*, '("Reading rhs...")') ! open input file
|
|
|
|
|
open(infile,file=filename, status='old', err=901, action="read")
|
|
|
|
|
read(infile,fmt=*, end=902) mmheader, object, fmt, type, sym
|
|
|
|
|
write(0,*)'obj fmt',object, fmt
|
|
|
|
|
if ( (object /= 'matrix').or.(fmt /= 'array')) then
|
|
|
|
|
write(0,*) 'read_rhs: input file type not yet supported'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
do
|
|
|
|
|
read(infile,fmt='(a)') line
|
|
|
|
|
if (line(1:1) /= '%') exit
|
|
|
|
|
end do
|
|
|
|
|
|
|
|
|
|
read(line,fmt=*)nrow,ncol
|
|
|
|
|
|
|
|
|
|
if ((psb_tolower(type) == 'real').and.(psb_tolower(sym) == 'general')) then
|
|
|
|
|
allocate(b(nrow,ncol),stat = ircode)
|
|
|
|
|
if (ircode /= 0) goto 993
|
|
|
|
|
read(infile,fmt=*,end=902) ((b(i,j), i=1,nrow),j=1,ncol)
|
|
|
|
|
|
|
|
|
|
else
|
|
|
|
|
write(0,*) 'read_rhs: rhs type not yet supported'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end if ! read right hand sides
|
|
|
|
|
write(*,*) 'end read_rhs'
|
|
|
|
|
end if
|
|
|
|
|
return
|
|
|
|
|
! open failed
|
|
|
|
|
901 write(0,*) 'read_rhs: could not open file ',&
|
|
|
|
|
& infile,' for input'
|
|
|
|
|
call psb_abort(ictxt) ! unexpected end of file
|
|
|
|
|
902 write(0,*) 'read_rhs: unexpected end of file ',infile,&
|
|
|
|
|
& ' during input'
|
|
|
|
|
call psb_abort(ictxt) ! allocation failed
|
|
|
|
|
993 write(0,*) 'read_rhs: memory allocation failure'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end subroutine sread_rhs
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
subroutine dreadmat (filename, a, ictxt, inroot)
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
use psb_mmio_mod
|
|
|
|
|
implicit none
|
|
|
|
|
integer :: ictxt
|
|
|
|
|
type(psb_dspmat_type) :: a
|
|
|
|
|
character(len=*) :: filename
|
|
|
|
|
integer, optional :: inroot
|
|
|
|
|
integer, parameter :: infile = 2
|
|
|
|
|
integer :: info, root, np, me
|
|
|
|
|
|
|
|
|
|
if (present(inroot)) then
|
|
|
|
|
root = inroot
|
|
|
|
|
else
|
|
|
|
|
root = psb_root_
|
|
|
|
|
end if
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
if (me == root) then
|
|
|
|
|
write(*, '("Reading matrix...")') ! open input file
|
|
|
|
|
call mm_mat_read(a,info,infile,filename)
|
|
|
|
|
if (info /= 0) then
|
|
|
|
|
write(0,*) 'Error return from MM_MAT_READ ',info
|
|
|
|
|
call psb_abort(ictxt) ! Unexpected End of File
|
|
|
|
|
endif
|
|
|
|
|
end if
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
end subroutine dreadmat
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
subroutine dread_rhs (filename, b, ictxt, inroot)
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
implicit none
|
|
|
|
|
integer :: ictxt
|
|
|
|
|
character :: filename*(*)
|
|
|
|
|
integer, optional :: inroot
|
|
|
|
|
integer, parameter :: infile = 2
|
|
|
|
|
integer :: nrow, ncol, i,root, np, me, ircode, j
|
|
|
|
|
character :: mmheader*15, fmt*15, object*10, type*10, sym*15,&
|
|
|
|
|
& line*1024
|
|
|
|
|
real(psb_dpk_), allocatable :: b(:,:)
|
|
|
|
|
if (present(inroot)) then
|
|
|
|
|
root = inroot
|
|
|
|
|
else
|
|
|
|
|
root = psb_root_
|
|
|
|
|
end if
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
if (me == root) then
|
|
|
|
|
write(*, '("Reading rhs...")') ! open input file
|
|
|
|
|
open(infile,file=filename, status='old', err=901, action="read")
|
|
|
|
|
read(infile,fmt=*, end=902) mmheader, object, fmt, type, sym
|
|
|
|
|
write(0,*)'obj fmt',object, fmt
|
|
|
|
|
if ( (object /= 'matrix').or.(fmt /= 'array')) then
|
|
|
|
|
write(0,*) 'read_rhs: input file type not yet supported'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
do
|
|
|
|
|
read(infile,fmt='(a)') line
|
|
|
|
|
if (line(1:1) /= '%') exit
|
|
|
|
|
end do
|
|
|
|
|
|
|
|
|
|
read(line,fmt=*)nrow,ncol
|
|
|
|
|
|
|
|
|
|
if ((psb_tolower(type) == 'real').and.(psb_tolower(sym) == 'general')) then
|
|
|
|
|
allocate(b(nrow,ncol),stat = ircode)
|
|
|
|
|
if (ircode /= 0) goto 993
|
|
|
|
|
read(infile,fmt=*,end=902) ((b(i,j), i=1,nrow),j=1,ncol)
|
|
|
|
|
|
|
|
|
|
else
|
|
|
|
|
write(0,*) 'read_rhs: rhs type not yet supported'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end if ! read right hand sides
|
|
|
|
|
write(*,*) 'end read_rhs'
|
|
|
|
|
end if
|
|
|
|
|
return
|
|
|
|
|
! open failed
|
|
|
|
|
901 write(0,*) 'read_rhs: could not open file ',&
|
|
|
|
|
& infile,' for input'
|
|
|
|
|
call psb_abort(ictxt) ! unexpected end of file
|
|
|
|
|
902 write(0,*) 'read_rhs: unexpected end of file ',infile,&
|
|
|
|
|
& ' during input'
|
|
|
|
|
call psb_abort(ictxt) ! allocation failed
|
|
|
|
|
993 write(0,*) 'read_rhs: memory allocation failure'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end subroutine dread_rhs
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
subroutine creadmat (filename, a, ictxt, inroot)
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
use psb_mmio_mod
|
|
|
|
|
implicit none
|
|
|
|
|
integer :: ictxt
|
|
|
|
|
type(psb_cspmat_type) :: a
|
|
|
|
|
character(len=*) :: filename
|
|
|
|
|
integer, optional :: inroot
|
|
|
|
|
integer, parameter :: infile = 2
|
|
|
|
|
integer :: info, root, np, me
|
|
|
|
|
|
|
|
|
|
if (present(inroot)) then
|
|
|
|
|
root = inroot
|
|
|
|
|
else
|
|
|
|
|
root = psb_root_
|
|
|
|
|
end if
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
if (me == root) then
|
|
|
|
|
write(*, '("Reading matrix...")') ! open input file
|
|
|
|
|
call mm_mat_read(a,info,infile,filename)
|
|
|
|
|
if (info /= 0) then
|
|
|
|
|
write(0,*) 'Error return from MM_MAT_READ ',info
|
|
|
|
|
call psb_abort(ictxt) ! Unexpected End of File
|
|
|
|
|
endif
|
|
|
|
|
end if
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
end subroutine creadmat
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
subroutine cread_rhs (filename, b, ictxt, inroot)
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
implicit none
|
|
|
|
|
integer :: ictxt
|
|
|
|
|
character :: filename*(*)
|
|
|
|
|
integer, optional :: inroot
|
|
|
|
|
integer, parameter :: infile = 2
|
|
|
|
|
integer :: nrow, ncol, i,root, np, me, ircode, j
|
|
|
|
|
character :: mmheader*15, fmt*15, object*10, type*10, sym*15,&
|
|
|
|
|
& line*1024
|
|
|
|
|
real(psb_spk_) :: bre, bim
|
|
|
|
|
complex(psb_spk_), allocatable :: b(:,:)
|
|
|
|
|
if (present(inroot)) then
|
|
|
|
|
root = inroot
|
|
|
|
|
else
|
|
|
|
|
root = psb_root_
|
|
|
|
|
end if
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
if (me == root) then
|
|
|
|
|
write(*, '("Reading rhs...")') ! open input file
|
|
|
|
|
open(infile,file=filename, status='old', err=901, action="read")
|
|
|
|
|
read(infile,fmt=*, end=902) mmheader, object, fmt, type, sym
|
|
|
|
|
!!$ write(0,*)'obj fmt',object, fmt
|
|
|
|
|
if ( (object /= 'matrix').or.(fmt /= 'array')) then
|
|
|
|
|
write(0,*) 'read_rhs: input file type not yet supported'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
do
|
|
|
|
|
read(infile,fmt='(a)') line
|
|
|
|
|
if (line(1:1) /= '%') exit
|
|
|
|
|
end do
|
|
|
|
|
|
|
|
|
|
read(line,fmt=*)nrow,ncol
|
|
|
|
|
|
|
|
|
|
if ((psb_tolower(type) == 'complex').and.(psb_tolower(sym) == 'general')) then
|
|
|
|
|
allocate(b(nrow,ncol),stat = ircode)
|
|
|
|
|
if (ircode /= 0) goto 993
|
|
|
|
|
do j=1, ncol
|
|
|
|
|
do i=1, nrow
|
|
|
|
|
read(infile,fmt=*,end=902) bre,bim
|
|
|
|
|
b(i,j) = cmplx(bre,bim)
|
|
|
|
|
end do
|
|
|
|
|
end do
|
|
|
|
|
else
|
|
|
|
|
write(0,*) 'read_rhs: rhs type not yet supported'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end if ! read right hand sides
|
|
|
|
|
write(*,*) 'end read_rhs'
|
|
|
|
|
end if
|
|
|
|
|
return
|
|
|
|
|
! open failed
|
|
|
|
|
901 write(0,*) 'read_rhs: could not open file ',&
|
|
|
|
|
& infile,' for input'
|
|
|
|
|
call psb_abort(ictxt) ! unexpected end of file
|
|
|
|
|
902 write(0,*) 'read_rhs: unexpected end of file ',infile,&
|
|
|
|
|
& ' during input'
|
|
|
|
|
call psb_abort(ictxt) ! allocation failed
|
|
|
|
|
993 write(0,*) 'read_rhs: memory allocation failure'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end subroutine cread_rhs
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
subroutine zreadmat (filename, a, ictxt, inroot)
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
use psb_mmio_mod
|
|
|
|
|
implicit none
|
|
|
|
|
integer :: ictxt
|
|
|
|
|
type(psb_zspmat_type) :: a
|
|
|
|
|
character(len=*) :: filename
|
|
|
|
|
integer, optional :: inroot
|
|
|
|
|
integer, parameter :: infile = 2
|
|
|
|
|
integer :: info, root, np, me
|
|
|
|
|
|
|
|
|
|
if (present(inroot)) then
|
|
|
|
|
root = inroot
|
|
|
|
|
else
|
|
|
|
|
root = psb_root_
|
|
|
|
|
end if
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
if (me == root) then
|
|
|
|
|
write(*, '("Reading matrix...")') ! open input file
|
|
|
|
|
call mm_mat_read(a,info,infile,filename)
|
|
|
|
|
if (info /= 0) then
|
|
|
|
|
write(0,*) 'Error return from MM_MAT_READ ',info
|
|
|
|
|
call psb_abort(ictxt) ! Unexpected End of File
|
|
|
|
|
endif
|
|
|
|
|
end if
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
end subroutine zreadmat
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
subroutine zread_rhs (filename, b, ictxt, inroot)
|
|
|
|
|
use psb_base_mod
|
|
|
|
|
implicit none
|
|
|
|
|
integer :: ictxt
|
|
|
|
|
character :: filename*(*)
|
|
|
|
|
integer, optional :: inroot
|
|
|
|
|
integer, parameter :: infile = 2
|
|
|
|
|
integer :: nrow, ncol, i,root, np, me, ircode, j
|
|
|
|
|
character :: mmheader*15, fmt*15, object*10, type*10, sym*15,&
|
|
|
|
|
& line*1024
|
|
|
|
|
real(psb_dpk_) :: bre, bim
|
|
|
|
|
complex(psb_dpk_), allocatable :: b(:,:)
|
|
|
|
|
if (present(inroot)) then
|
|
|
|
|
root = inroot
|
|
|
|
|
else
|
|
|
|
|
root = psb_root_
|
|
|
|
|
end if
|
|
|
|
|
call psb_info(ictxt, me, np)
|
|
|
|
|
if (me == root) then
|
|
|
|
|
write(*, '("Reading rhs...")') ! open input file
|
|
|
|
|
open(infile,file=filename, status='old', err=901, action="read")
|
|
|
|
|
read(infile,fmt=*, end=902) mmheader, object, fmt, type, sym
|
|
|
|
|
!!$ write(0,*)'obj fmt',object, fmt
|
|
|
|
|
if ( (object /= 'matrix').or.(fmt /= 'array')) then
|
|
|
|
|
write(0,*) 'read_rhs: input file type not yet supported'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end if
|
|
|
|
|
|
|
|
|
|
do
|
|
|
|
|
read(infile,fmt='(a)') line
|
|
|
|
|
if (line(1:1) /= '%') exit
|
|
|
|
|
end do
|
|
|
|
|
|
|
|
|
|
read(line,fmt=*)nrow,ncol
|
|
|
|
|
|
|
|
|
|
if ((psb_tolower(type) == 'complex').and.(psb_tolower(sym) == 'general')) then
|
|
|
|
|
allocate(b(nrow,ncol),stat = ircode)
|
|
|
|
|
if (ircode /= 0) goto 993
|
|
|
|
|
do j=1, ncol
|
|
|
|
|
do i=1, nrow
|
|
|
|
|
read(infile,fmt=*,end=902) bre,bim
|
|
|
|
|
b(i,j) = cmplx(bre,bim)
|
|
|
|
|
end do
|
|
|
|
|
end do
|
|
|
|
|
else
|
|
|
|
|
write(0,*) 'read_rhs: rhs type not yet supported'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end if ! read right hand sides
|
|
|
|
|
write(*,*) 'end read_rhs'
|
|
|
|
|
end if
|
|
|
|
|
return
|
|
|
|
|
! open failed
|
|
|
|
|
901 write(0,*) 'read_rhs: could not open file ',&
|
|
|
|
|
& infile,' for input'
|
|
|
|
|
call psb_abort(ictxt) ! unexpected end of file
|
|
|
|
|
902 write(0,*) 'read_rhs: unexpected end of file ',infile,&
|
|
|
|
|
& ' during input'
|
|
|
|
|
call psb_abort(ictxt) ! allocation failed
|
|
|
|
|
993 write(0,*) 'read_rhs: memory allocation failure'
|
|
|
|
|
call psb_abort(ictxt)
|
|
|
|
|
end subroutine zread_rhs
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
end module psb_read_mat_mod
|
