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psblas3/base/modules/psblas/psb_d_psblas_mod.F90

463 lines
20 KiB
Fortran

!
! 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 psb_d_psblas_mod
use psb_desc_mod, only : psb_desc_type, psb_dpk_, psb_ipk_
use psb_d_vect_mod, only : psb_d_vect_type
use psb_d_mat_mod, only : psb_dspmat_type
interface psb_gedot
function psb_ddot_vect(x, y, desc_a,info,global) result(res)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) :: res
type(psb_d_vect_type), intent(inout) :: x, y
type(psb_desc_type), intent(in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_ddot_vect
function psb_ddotv(x, y, desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) :: psb_ddotv
real(psb_dpk_), intent(in) :: x(:), y(:)
type(psb_desc_type), intent(in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_ddotv
function psb_ddot(x, y, desc_a, info, jx, jy,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) :: psb_ddot
real(psb_dpk_), intent(in) :: x(:,:), y(:,:)
type(psb_desc_type), intent(in) :: desc_a
integer(psb_ipk_), optional, intent(in) :: jx, jy
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_ddot
end interface
interface psb_gedots
subroutine psb_ddotvs(res,x, y, desc_a, info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent(out) :: res
real(psb_dpk_), intent(in) :: x(:), y(:)
type(psb_desc_type), intent(in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end subroutine psb_ddotvs
subroutine psb_dmdots(res,x, y, desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent(out) :: res(:)
real(psb_dpk_), intent(in) :: x(:,:), y(:,:)
type(psb_desc_type), intent(in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end subroutine psb_dmdots
end interface
interface psb_geaxpby
subroutine psb_daxpby_vect(alpha, x, beta, y,&
& desc_a, info)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
type(psb_d_vect_type), intent (inout) :: x
type(psb_d_vect_type), intent (inout) :: y
real(psb_dpk_), intent (in) :: alpha, beta
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
end subroutine psb_daxpby_vect
subroutine psb_daxpbyv(alpha, x, beta, y,&
& desc_a, info)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent (in) :: x(:)
real(psb_dpk_), intent (inout) :: y(:)
real(psb_dpk_), intent (in) :: alpha, beta
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
end subroutine psb_daxpbyv
subroutine psb_daxpby(alpha, x, beta, y,&
& desc_a, info, n, jx, jy)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent (in) :: x(:,:)
real(psb_dpk_), intent (inout) :: y(:,:)
real(psb_dpk_), intent (in) :: alpha, beta
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), optional, intent(in) :: n, jx, jy
integer(psb_ipk_), intent(out) :: info
end subroutine psb_daxpby
end interface
interface psb_geamax
function psb_damax(x, desc_a, info, jx,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) psb_damax
real(psb_dpk_), intent (in) :: x(:,:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), optional, intent (in) :: jx
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_damax
function psb_damaxv(x, desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) psb_damaxv
real(psb_dpk_), intent (in) :: x(:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_damaxv
function psb_damax_vect(x, desc_a, info,global) result(res)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) :: res
type(psb_d_vect_type), intent (inout) :: x
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_damax_vect
end interface
#if ! defined(HAVE_BUGGY_GENERICS)
interface psb_genrmi
procedure psb_damax, psb_damaxv, psb_damax_vect
end interface
interface psb_normi
procedure psb_damax, psb_damaxv, psb_damax_vect
end interface
#endif
interface psb_geamaxs
subroutine psb_damaxvs(res,x,desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent (out) :: res
real(psb_dpk_), intent (in) :: x(:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end subroutine psb_damaxvs
subroutine psb_dmamaxs(res,x,desc_a,info,jx,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent (out) :: res(:)
real(psb_dpk_), intent (in) :: x(:,:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
integer(psb_ipk_), optional, intent(in) :: jx
logical, intent(in), optional :: global
end subroutine psb_dmamaxs
end interface
interface psb_geasum
function psb_dasum_vect(x, desc_a, info,global) result(res)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) :: res
type(psb_d_vect_type), intent (inout) :: x
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_dasum_vect
function psb_dasum(x, desc_a, info, jx,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) psb_dasum
real(psb_dpk_), intent (in) :: x(:,:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), optional, intent (in) :: jx
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_dasum
function psb_dasumv(x, desc_a, info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) psb_dasumv
real(psb_dpk_), intent (in) :: x(:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_dasumv
end interface
interface psb_geasums
subroutine psb_dasumvs(res,x,desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent (out) :: res
real(psb_dpk_), intent (in) :: x(:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end subroutine psb_dasumvs
subroutine psb_dmasum(res,x,desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent (out) :: res(:)
real(psb_dpk_), intent (in) :: x(:,:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end subroutine psb_dmasum
end interface
#if ! defined(HAVE_BUGGY_GENERICS)
interface psb_genrm1
procedure psb_dasum, psb_dasumv, psb_dasum_vect
end interface
interface psb_norm1
procedure psb_dasum, psb_dasumv, psb_dasum_vect
end interface
#endif
interface psb_genrm2
function psb_dnrm2(x, desc_a, info, jx,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) psb_dnrm2
real(psb_dpk_), intent (in) :: x(:,:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), optional, intent (in) :: jx
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_dnrm2
function psb_dnrm2v(x, desc_a, info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) psb_dnrm2v
real(psb_dpk_), intent (in) :: x(:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_dnrm2v
function psb_dnrm2_vect(x, desc_a, info,global) result(res)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) :: res
type(psb_d_vect_type), intent (inout) :: x
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_dnrm2_vect
end interface
#if ! defined(HAVE_BUGGY_GENERICS)
interface psb_norm2
procedure psb_dnrm2, psb_dnrm2v, psb_dnrm2_vect
end interface
#endif
interface psb_genrm2s
subroutine psb_dnrm2vs(res,x,desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_), intent (out) :: res
real(psb_dpk_), intent (in) :: x(:)
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end subroutine psb_dnrm2vs
end interface
interface psb_spnrmi
function psb_dnrmi(a, desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) :: psb_dnrmi
type(psb_dspmat_type), intent (in) :: a
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_dnrmi
end interface
#if ! defined(HAVE_BUGGY_GENERICS)
interface psb_normi
procedure psb_dnrmi
end interface
#endif
interface psb_spnrm1
function psb_dspnrm1(a, desc_a,info,global)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
real(psb_dpk_) :: psb_dspnrm1
type(psb_dspmat_type), intent (in) :: a
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in), optional :: global
end function psb_dspnrm1
end interface
#if ! defined(HAVE_BUGGY_GENERICS)
interface psb_norm1
procedure psb_dspnrm1
end interface
#endif
interface psb_spmm
subroutine psb_dspmm(alpha, a, x, beta, y, desc_a, info,&
&trans, k, jx, jy,work,doswap)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
type(psb_dspmat_type), intent(in) :: a
real(psb_dpk_), intent(inout), target :: x(:,:)
real(psb_dpk_), intent(inout), target :: y(:,:)
real(psb_dpk_), intent(in) :: alpha, beta
type(psb_desc_type), intent(in) :: desc_a
character, optional, intent(in) :: trans
real(psb_dpk_), optional, intent(inout),target :: work(:)
integer(psb_ipk_), optional, intent(in) :: k, jx, jy
logical, optional, intent(in) :: doswap
integer(psb_ipk_), intent(out) :: info
end subroutine psb_dspmm
subroutine psb_dspmv(alpha, a, x, beta, y,&
& desc_a, info, trans, work,doswap)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
type(psb_dspmat_type), intent(in) :: a
real(psb_dpk_), intent(inout), target :: x(:)
real(psb_dpk_), intent(inout), target :: y(:)
real(psb_dpk_), intent(in) :: alpha, beta
type(psb_desc_type), intent(in) :: desc_a
character, optional, intent(in) :: trans
real(psb_dpk_), optional, intent(inout),target :: work(:)
logical, optional, intent(in) :: doswap
integer(psb_ipk_), intent(out) :: info
end subroutine psb_dspmv
subroutine psb_dspmv_vect(alpha, a, x, beta, y,&
& desc_a, info, trans, work,doswap)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
type(psb_dspmat_type), intent(in) :: a
type(psb_d_vect_type), intent(inout) :: x
type(psb_d_vect_type), intent(inout) :: y
real(psb_dpk_), intent(in) :: alpha, beta
type(psb_desc_type), intent(in) :: desc_a
character, optional, intent(in) :: trans
real(psb_dpk_), optional, intent(inout),target :: work(:)
logical, optional, intent(in) :: doswap
integer(psb_ipk_), intent(out) :: info
end subroutine psb_dspmv_vect
end interface
interface psb_spsm
subroutine psb_dspsm(alpha, t, x, beta, y,&
& desc_a, info, trans, scale, choice,&
& diag, n, jx, jy, work)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
type(psb_dspmat_type), intent(in) :: t
real(psb_dpk_), intent(in), target :: x(:,:)
real(psb_dpk_), intent(inout), target :: y(:,:)
real(psb_dpk_), intent(in) :: alpha, beta
type(psb_desc_type), intent(in) :: desc_a
character, optional, intent(in) :: trans, scale
integer(psb_ipk_), optional, intent(in) :: n, jx, jy
integer(psb_ipk_), optional, intent(in) :: choice
real(psb_dpk_), optional, intent(in), target :: diag(:)
real(psb_dpk_), optional, intent(inout), target :: work(:)
integer(psb_ipk_), intent(out) :: info
end subroutine psb_dspsm
subroutine psb_dspsv(alpha, t, x, beta, y,&
& desc_a, info, trans, scale, choice,&
& diag, work)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
type(psb_dspmat_type), intent(in) :: t
real(psb_dpk_), intent(in), target :: x(:)
real(psb_dpk_), intent(inout), target :: y(:)
real(psb_dpk_), intent(in) :: alpha, beta
type(psb_desc_type), intent(in) :: desc_a
character, optional, intent(in) :: trans, scale
integer(psb_ipk_), optional, intent(in) :: choice
real(psb_dpk_), optional, intent(in), target :: diag(:)
real(psb_dpk_), optional, intent(inout), target :: work(:)
integer(psb_ipk_), intent(out) :: info
end subroutine psb_dspsv
subroutine psb_dspsv_vect(alpha, t, x, beta, y,&
& desc_a, info, trans, scale, choice,&
& diag, work)
import :: psb_desc_type, psb_dpk_, psb_ipk_, &
& psb_d_vect_type, psb_dspmat_type
type(psb_dspmat_type), intent(inout) :: t
type(psb_d_vect_type), intent(inout) :: x
type(psb_d_vect_type), intent(inout) :: y
real(psb_dpk_), intent(in) :: alpha, beta
type(psb_desc_type), intent(in) :: desc_a
character, optional, intent(in) :: trans, scale
integer(psb_ipk_), optional, intent(in) :: choice
type(psb_d_vect_type), intent(inout), optional :: diag
real(psb_dpk_), optional, intent(inout), target :: work(:)
integer(psb_ipk_), intent(out) :: info
end subroutine psb_dspsv_vect
end interface
interface psb_gemlt
subroutine psb_dmlt_vect(x,y,desc_a,info)
import :: psb_desc_type, psb_ipk_, &
& psb_d_vect_type
type(psb_d_vect_type), intent (inout) :: x
type(psb_d_vect_type), intent (inout) :: y
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
end subroutine psb_dmlt_vect
end interface
interface psb_gediv
subroutine psb_ddiv_vect(x,y,desc_a,info)
import :: psb_desc_type, psb_ipk_, &
& psb_d_vect_type
type(psb_d_vect_type), intent (inout) :: x
type(psb_d_vect_type), intent (inout) :: y
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
end subroutine psb_ddiv_vect
subroutine psb_ddiv_vect_check(x,y,desc_a,info,flag)
import :: psb_desc_type, psb_ipk_, &
& psb_d_vect_type
type(psb_d_vect_type), intent (inout) :: x
type(psb_d_vect_type), intent (inout) :: y
type(psb_desc_type), intent (in) :: desc_a
integer(psb_ipk_), intent(out) :: info
logical, intent(in) :: flag
end subroutine psb_ddiv_vect_check
end interface
end module psb_d_psblas_mod