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psblas3/base/modules/psb_s_vect_mod.F90

583 lines
17 KiB
Fortran

!!$
!!$ Parallel Sparse BLAS version 3.1
!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010, 2012, 2013
!!$ Salvatore Filippone University of Rome Tor Vergata
!!$ Alfredo Buttari CNRS-IRIT, Toulouse
!!$
!!$ 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.
!!$
!!$
!
! package: psb_s_vect_mod
!
! This module contains the definition of the psb_s_vect type which
! is the outer container for dense vectors.
! Therefore all methods simply invoke the corresponding methods of the
! inner component.
!
module psb_s_vect_mod
use psb_s_base_vect_mod
type psb_s_vect_type
class(psb_s_base_vect_type), allocatable :: v
contains
procedure, pass(x) :: get_nrows => s_vect_get_nrows
procedure, pass(x) :: sizeof => s_vect_sizeof
procedure, pass(x) :: get_fmt => s_vect_get_fmt
procedure, pass(x) :: dot_v => s_vect_dot_v
procedure, pass(x) :: dot_a => s_vect_dot_a
generic, public :: dot => dot_v, dot_a
procedure, pass(y) :: axpby_v => s_vect_axpby_v
procedure, pass(y) :: axpby_a => s_vect_axpby_a
generic, public :: axpby => axpby_v, axpby_a
procedure, pass(y) :: mlt_v => s_vect_mlt_v
procedure, pass(y) :: mlt_a => s_vect_mlt_a
procedure, pass(z) :: mlt_a_2 => s_vect_mlt_a_2
procedure, pass(z) :: mlt_v_2 => s_vect_mlt_v_2
procedure, pass(z) :: mlt_va => s_vect_mlt_va
procedure, pass(z) :: mlt_av => s_vect_mlt_av
generic, public :: mlt => mlt_v, mlt_a, mlt_a_2,&
& mlt_v_2, mlt_av, mlt_va
procedure, pass(x) :: scal => s_vect_scal
procedure, pass(x) :: nrm2 => s_vect_nrm2
procedure, pass(x) :: amax => s_vect_amax
procedure, pass(x) :: asum => s_vect_asum
procedure, pass(x) :: all => s_vect_all
procedure, pass(x) :: zero => s_vect_zero
procedure, pass(x) :: asb => s_vect_asb
procedure, pass(x) :: sync => s_vect_sync
procedure, pass(x) :: gthab => s_vect_gthab
procedure, pass(x) :: gthzv => s_vect_gthzv
generic, public :: gth => gthab, gthzv
procedure, pass(y) :: sctb => s_vect_sctb
generic, public :: sct => sctb
procedure, pass(x) :: free => s_vect_free
procedure, pass(x) :: ins => s_vect_ins
procedure, pass(x) :: bld_x => s_vect_bld_x
procedure, pass(x) :: bld_n => s_vect_bld_n
generic, public :: bld => bld_x, bld_n
procedure, pass(x) :: get_vect => s_vect_get_vect
procedure, pass(x) :: cnv => s_vect_cnv
procedure, pass(x) :: set_scal => s_vect_set_scal
procedure, pass(x) :: set_vect => s_vect_set_vect
generic, public :: set => set_vect, set_scal
procedure, pass(x) :: clone => s_vect_clone
end type psb_s_vect_type
public :: psb_s_vect
private :: constructor, size_const
interface psb_s_vect
module procedure constructor, size_const
end interface psb_s_vect
contains
subroutine s_vect_clone(x,y,info)
implicit none
class(psb_s_vect_type), intent(inout) :: x
class(psb_s_vect_type), intent(inout) :: y
integer(psb_ipk_), intent(out) :: info
info = psb_success_
call y%free(info)
if ((info==0).and.allocated(x%v)) then
call y%bld(x%get_vect(),mold=x%v)
end if
end subroutine s_vect_clone
subroutine s_vect_bld_x(x,invect,mold)
real(psb_spk_), intent(in) :: invect(:)
class(psb_s_vect_type), intent(out) :: x
class(psb_s_base_vect_type), intent(in), optional :: mold
integer(psb_ipk_) :: info
if (present(mold)) then
#ifdef HAVE_MOLD
allocate(x%v,stat=info,mold=mold)
#else
call mold%mold(x%v,info)
#endif
else
allocate(psb_s_base_vect_type :: x%v,stat=info)
endif
if (info == psb_success_) call x%v%bld(invect)
end subroutine s_vect_bld_x
subroutine s_vect_bld_n(x,n,mold)
integer(psb_ipk_), intent(in) :: n
class(psb_s_vect_type), intent(out) :: x
class(psb_s_base_vect_type), intent(in), optional :: mold
integer(psb_ipk_) :: info
if (present(mold)) then
#ifdef HAVE_MOLD
allocate(x%v,stat=info,mold=mold)
#else
call mold%mold(x%v,info)
#endif
else
allocate(psb_s_base_vect_type :: x%v,stat=info)
endif
if (info == psb_success_) call x%v%bld(n)
end subroutine s_vect_bld_n
function s_vect_get_vect(x) result(res)
class(psb_s_vect_type), intent(inout) :: x
real(psb_spk_), allocatable :: res(:)
integer(psb_ipk_) :: info
if (allocated(x%v)) then
res = x%v%get_vect()
end if
end function s_vect_get_vect
subroutine s_vect_set_scal(x,val)
class(psb_s_vect_type), intent(inout) :: x
real(psb_spk_), intent(in) :: val
integer(psb_ipk_) :: info
if (allocated(x%v)) call x%v%set(val)
end subroutine s_vect_set_scal
subroutine s_vect_set_vect(x,val)
class(psb_s_vect_type), intent(inout) :: x
real(psb_spk_), intent(in) :: val(:)
integer(psb_ipk_) :: info
if (allocated(x%v)) call x%v%set(val)
end subroutine s_vect_set_vect
function constructor(x) result(this)
real(psb_spk_) :: x(:)
type(psb_s_vect_type) :: this
integer(psb_ipk_) :: info
allocate(psb_s_base_vect_type :: this%v, stat=info)
if (info == 0) call this%v%bld(x)
call this%asb(size(x,kind=psb_ipk_),info)
end function constructor
function size_const(n) result(this)
integer(psb_ipk_), intent(in) :: n
type(psb_s_vect_type) :: this
integer(psb_ipk_) :: info
allocate(psb_s_base_vect_type :: this%v, stat=info)
call this%asb(n,info)
end function size_const
function s_vect_get_nrows(x) result(res)
implicit none
class(psb_s_vect_type), intent(in) :: x
integer(psb_ipk_) :: res
res = 0
if (allocated(x%v)) res = x%v%get_nrows()
end function s_vect_get_nrows
function s_vect_sizeof(x) result(res)
implicit none
class(psb_s_vect_type), intent(in) :: x
integer(psb_long_int_k_) :: res
res = 0
if (allocated(x%v)) res = x%v%sizeof()
end function s_vect_sizeof
function s_vect_get_fmt(x) result(res)
implicit none
class(psb_s_vect_type), intent(in) :: x
character(len=5) :: res
res = 'NULL'
if (allocated(x%v)) res = x%v%get_fmt()
end function s_vect_get_fmt
function s_vect_dot_v(n,x,y) result(res)
implicit none
class(psb_s_vect_type), intent(inout) :: x, y
integer(psb_ipk_), intent(in) :: n
real(psb_spk_) :: res
res = szero
if (allocated(x%v).and.allocated(y%v)) &
& res = x%v%dot(n,y%v)
end function s_vect_dot_v
function s_vect_dot_a(n,x,y) result(res)
implicit none
class(psb_s_vect_type), intent(inout) :: x
real(psb_spk_), intent(in) :: y(:)
integer(psb_ipk_), intent(in) :: n
real(psb_spk_) :: res
res = szero
if (allocated(x%v)) &
& res = x%v%dot(n,y)
end function s_vect_dot_a
subroutine s_vect_axpby_v(m,alpha, x, beta, y, info)
use psi_serial_mod
implicit none
integer(psb_ipk_), intent(in) :: m
class(psb_s_vect_type), intent(inout) :: x
class(psb_s_vect_type), intent(inout) :: y
real(psb_spk_), intent (in) :: alpha, beta
integer(psb_ipk_), intent(out) :: info
if (allocated(x%v).and.allocated(y%v)) then
call y%v%axpby(m,alpha,x%v,beta,info)
else
info = psb_err_invalid_vect_state_
end if
end subroutine s_vect_axpby_v
subroutine s_vect_axpby_a(m,alpha, x, beta, y, info)
use psi_serial_mod
implicit none
integer(psb_ipk_), intent(in) :: m
real(psb_spk_), intent(in) :: x(:)
class(psb_s_vect_type), intent(inout) :: y
real(psb_spk_), intent (in) :: alpha, beta
integer(psb_ipk_), intent(out) :: info
if (allocated(y%v)) &
& call y%v%axpby(m,alpha,x,beta,info)
end subroutine s_vect_axpby_a
subroutine s_vect_mlt_v(x, y, info)
use psi_serial_mod
implicit none
class(psb_s_vect_type), intent(inout) :: x
class(psb_s_vect_type), intent(inout) :: y
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i, n
info = 0
if (allocated(x%v).and.allocated(y%v)) &
& call y%v%mlt(x%v,info)
end subroutine s_vect_mlt_v
subroutine s_vect_mlt_a(x, y, info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: x(:)
class(psb_s_vect_type), intent(inout) :: y
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i, n
info = 0
if (allocated(y%v)) &
& call y%v%mlt(x,info)
end subroutine s_vect_mlt_a
subroutine s_vect_mlt_a_2(alpha,x,y,beta,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: alpha,beta
real(psb_spk_), intent(in) :: y(:)
real(psb_spk_), intent(in) :: x(:)
class(psb_s_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i, n
info = 0
if (allocated(z%v)) &
& call z%v%mlt(alpha,x,y,beta,info)
end subroutine s_vect_mlt_a_2
subroutine s_vect_mlt_v_2(alpha,x,y,beta,z,info,conjgx,conjgy)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: alpha,beta
class(psb_s_vect_type), intent(inout) :: x
class(psb_s_vect_type), intent(inout) :: y
class(psb_s_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
character(len=1), intent(in), optional :: conjgx, conjgy
integer(psb_ipk_) :: i, n
info = 0
if (allocated(x%v).and.allocated(y%v).and.&
& allocated(z%v)) &
& call z%v%mlt(alpha,x%v,y%v,beta,info,conjgx,conjgy)
end subroutine s_vect_mlt_v_2
subroutine s_vect_mlt_av(alpha,x,y,beta,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: alpha,beta
real(psb_spk_), intent(in) :: x(:)
class(psb_s_vect_type), intent(inout) :: y
class(psb_s_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i, n
info = 0
if (allocated(z%v).and.allocated(y%v)) &
& call z%v%mlt(alpha,x,y%v,beta,info)
end subroutine s_vect_mlt_av
subroutine s_vect_mlt_va(alpha,x,y,beta,z,info)
use psi_serial_mod
implicit none
real(psb_spk_), intent(in) :: alpha,beta
real(psb_spk_), intent(in) :: y(:)
class(psb_s_vect_type), intent(inout) :: x
class(psb_s_vect_type), intent(inout) :: z
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i, n
info = 0
if (allocated(z%v).and.allocated(x%v)) &
& call z%v%mlt(alpha,x%v,y,beta,info)
end subroutine s_vect_mlt_va
subroutine s_vect_scal(alpha, x)
use psi_serial_mod
implicit none
class(psb_s_vect_type), intent(inout) :: x
real(psb_spk_), intent (in) :: alpha
if (allocated(x%v)) call x%v%scal(alpha)
end subroutine s_vect_scal
function s_vect_nrm2(n,x) result(res)
implicit none
class(psb_s_vect_type), intent(inout) :: x
integer(psb_ipk_), intent(in) :: n
real(psb_spk_) :: res
if (allocated(x%v)) then
res = x%v%nrm2(n)
else
res = szero
end if
end function s_vect_nrm2
function s_vect_amax(n,x) result(res)
implicit none
class(psb_s_vect_type), intent(inout) :: x
integer(psb_ipk_), intent(in) :: n
real(psb_spk_) :: res
if (allocated(x%v)) then
res = x%v%amax(n)
else
res = szero
end if
end function s_vect_amax
function s_vect_asum(n,x) result(res)
implicit none
class(psb_s_vect_type), intent(inout) :: x
integer(psb_ipk_), intent(in) :: n
real(psb_spk_) :: res
if (allocated(x%v)) then
res = x%v%asum(n)
else
res = szero
end if
end function s_vect_asum
subroutine s_vect_all(n, x, info, mold)
implicit none
integer(psb_ipk_), intent(in) :: n
class(psb_s_vect_type), intent(out) :: x
class(psb_s_base_vect_type), intent(in), optional :: mold
integer(psb_ipk_), intent(out) :: info
if (present(mold)) then
#ifdef HAVE_MOLD
allocate(x%v,stat=info,mold=mold)
#else
call mold%mold(x%v,info)
#endif
else
allocate(psb_s_base_vect_type :: x%v,stat=info)
endif
if (info == 0) then
call x%v%all(n,info)
else
info = psb_err_alloc_dealloc_
end if
end subroutine s_vect_all
subroutine s_vect_zero(x)
use psi_serial_mod
implicit none
class(psb_s_vect_type), intent(inout) :: x
if (allocated(x%v)) call x%v%zero()
end subroutine s_vect_zero
subroutine s_vect_asb(n, x, info)
use psi_serial_mod
use psb_realloc_mod
implicit none
integer(psb_ipk_), intent(in) :: n
class(psb_s_vect_type), intent(inout) :: x
integer(psb_ipk_), intent(out) :: info
if (allocated(x%v)) &
& call x%v%asb(n,info)
end subroutine s_vect_asb
subroutine s_vect_sync(x)
implicit none
class(psb_s_vect_type), intent(inout) :: x
if (allocated(x%v)) &
& call x%v%sync()
end subroutine s_vect_sync
subroutine s_vect_gthab(n,idx,alpha,x,beta,y)
use psi_serial_mod
integer(psb_ipk_) :: n, idx(:)
real(psb_spk_) :: alpha, beta, y(:)
class(psb_s_vect_type) :: x
if (allocated(x%v)) &
& call x%v%gth(n,idx,alpha,beta,y)
end subroutine s_vect_gthab
subroutine s_vect_gthzv(n,idx,x,y)
use psi_serial_mod
integer(psb_ipk_) :: n, idx(:)
real(psb_spk_) :: y(:)
class(psb_s_vect_type) :: x
if (allocated(x%v)) &
& call x%v%gth(n,idx,y)
end subroutine s_vect_gthzv
subroutine s_vect_sctb(n,idx,x,beta,y)
use psi_serial_mod
integer(psb_ipk_) :: n, idx(:)
real(psb_spk_) :: beta, x(:)
class(psb_s_vect_type) :: y
if (allocated(y%v)) &
& call y%v%sct(n,idx,x,beta)
end subroutine s_vect_sctb
subroutine s_vect_free(x, info)
use psi_serial_mod
use psb_realloc_mod
implicit none
class(psb_s_vect_type), intent(inout) :: x
integer(psb_ipk_), intent(out) :: info
info = 0
if (allocated(x%v)) then
call x%v%free(info)
if (info == 0) deallocate(x%v,stat=info)
end if
end subroutine s_vect_free
subroutine s_vect_ins(n,irl,val,dupl,x,info)
use psi_serial_mod
implicit none
class(psb_s_vect_type), intent(inout) :: x
integer(psb_ipk_), intent(in) :: n, dupl
integer(psb_ipk_), intent(in) :: irl(:)
real(psb_spk_), intent(in) :: val(:)
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_) :: i
info = 0
if (.not.allocated(x%v)) then
info = psb_err_invalid_vect_state_
return
end if
call x%v%ins(n,irl,val,dupl,info)
end subroutine s_vect_ins
subroutine s_vect_cnv(x,mold)
class(psb_s_vect_type), intent(inout) :: x
class(psb_s_base_vect_type), intent(in) :: mold
class(psb_s_base_vect_type), allocatable :: tmp
real(psb_spk_), allocatable :: invect(:)
integer(psb_ipk_) :: info
#ifdef HAVE_MOLD
allocate(tmp,stat=info,mold=mold)
#else
call mold%mold(tmp,info)
#endif
call x%v%sync()
if (info == psb_success_) call tmp%bld(x%v%v)
call x%v%free(info)
call move_alloc(tmp,x%v)
end subroutine s_vect_cnv
end module psb_s_vect_mod