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411 lines
18 KiB
Fortran
411 lines
18 KiB
Fortran
!
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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 psb_s_psblas_mod
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use psb_desc_mod, only : psb_desc_type, psb_spk_, psb_ipk_
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use psb_s_vect_mod, only : psb_s_vect_type
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use psb_s_mat_mod, only : psb_sspmat_type
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interface psb_gedot
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function psb_sdot_vect(x, y, desc_a,info) result(res)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) :: res
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type(psb_s_vect_type), intent(inout) :: x, y
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_sdot_vect
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function psb_sdotv(x, y, desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) :: psb_sdotv
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real(psb_spk_), intent(in) :: x(:), y(:)
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_sdotv
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function psb_sdot(x, y, desc_a, info, jx, jy)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) :: psb_sdot
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real(psb_spk_), intent(in) :: x(:,:), y(:,:)
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), optional, intent(in) :: jx, jy
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integer(psb_ipk_), intent(out) :: info
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end function psb_sdot
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end interface
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interface psb_gedots
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subroutine psb_sdotvs(res,x, y, desc_a, info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent(out) :: res
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real(psb_spk_), intent(in) :: x(:), y(:)
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_sdotvs
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subroutine psb_smdots(res,x, y, desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent(out) :: res(:)
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real(psb_spk_), intent(in) :: x(:,:), y(:,:)
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type(psb_desc_type), intent(in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_smdots
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end interface
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interface psb_geaxpby
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subroutine psb_saxpby_vect(alpha, x, beta, y,&
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& desc_a, info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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type(psb_s_vect_type), intent (inout) :: x
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type(psb_s_vect_type), intent (inout) :: y
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real(psb_spk_), intent (in) :: alpha, beta
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_saxpby_vect
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subroutine psb_saxpbyv(alpha, x, beta, y,&
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& desc_a, info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent (in) :: x(:)
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real(psb_spk_), intent (inout) :: y(:)
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real(psb_spk_), intent (in) :: alpha, beta
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_saxpbyv
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subroutine psb_saxpby(alpha, x, beta, y,&
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& desc_a, info, n, jx, jy)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent (in) :: x(:,:)
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real(psb_spk_), intent (inout) :: y(:,:)
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real(psb_spk_), intent (in) :: alpha, beta
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), optional, intent(in) :: n, jx, jy
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_saxpby
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end interface
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interface psb_geamax
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function psb_samax(x, desc_a, info, jx)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) psb_samax
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real(psb_spk_), intent (in) :: x(:,:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), optional, intent (in) :: jx
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integer(psb_ipk_), intent(out) :: info
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end function psb_samax
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function psb_samaxv(x, desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) psb_samaxv
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real(psb_spk_), intent (in) :: x(:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_samaxv
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function psb_samax_vect(x, desc_a, info) result(res)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) :: res
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type(psb_s_vect_type), intent (inout) :: x
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_samax_vect
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end interface
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#if ! defined(HAVE_BUGGY_GENERICS)
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interface psb_genrmi
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procedure psb_samax, psb_samaxv, psb_samax_vect
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end interface
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interface psb_normi
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procedure psb_samax, psb_samaxv, psb_samax_vect
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end interface
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#endif
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interface psb_geamaxs
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subroutine psb_samaxvs(res,x,desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent (out) :: res
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real(psb_spk_), intent (in) :: x(:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_samaxvs
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subroutine psb_smamaxs(res,x,desc_a,info,jx)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent (out) :: res(:)
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real(psb_spk_), intent (in) :: x(:,:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_), optional, intent(in) :: jx
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end subroutine psb_smamaxs
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end interface
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interface psb_geasum
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function psb_sasum_vect(x, desc_a, info) result(res)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) :: res
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type(psb_s_vect_type), intent (inout) :: x
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_sasum_vect
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function psb_sasum(x, desc_a, info, jx)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) psb_sasum
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real(psb_spk_), intent (in) :: x(:,:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), optional, intent (in) :: jx
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integer(psb_ipk_), intent(out) :: info
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end function psb_sasum
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function psb_sasumv(x, desc_a, info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) psb_sasumv
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real(psb_spk_), intent (in) :: x(:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_sasumv
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end interface
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interface psb_geasums
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subroutine psb_sasumvs(res,x,desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent (out) :: res
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real(psb_spk_), intent (in) :: x(:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_sasumvs
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subroutine psb_smasum(res,x,desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent (out) :: res(:)
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real(psb_spk_), intent (in) :: x(:,:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_smasum
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end interface
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#if ! defined(HAVE_BUGGY_GENERICS)
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interface psb_genrm1
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procedure psb_sasum, psb_sasumv, psb_sasum_vect
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end interface
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interface psb_norm1
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procedure psb_sasum, psb_sasumv, psb_sasum_vect
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end interface
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#endif
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interface psb_genrm2
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function psb_snrm2(x, desc_a, info, jx)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) psb_snrm2
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real(psb_spk_), intent (in) :: x(:,:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), optional, intent (in) :: jx
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integer(psb_ipk_), intent(out) :: info
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end function psb_snrm2
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function psb_snrm2v(x, desc_a, info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) psb_snrm2v
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real(psb_spk_), intent (in) :: x(:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_snrm2v
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function psb_snrm2_vect(x, desc_a, info) result(res)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) :: res
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type(psb_s_vect_type), intent (inout) :: x
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_snrm2_vect
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end interface
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#if ! defined(HAVE_BUGGY_GENERICS)
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interface psb_norm2
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procedure psb_snrm2, psb_snrm2v, psb_snrm2_vect
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end interface
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#endif
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interface psb_genrm2s
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subroutine psb_snrm2vs(res,x,desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_), intent (out) :: res
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real(psb_spk_), intent (in) :: x(:)
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_snrm2vs
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end interface
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interface psb_spnrmi
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function psb_snrmi(a, desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) :: psb_snrmi
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type(psb_sspmat_type), intent (in) :: a
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_snrmi
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end interface
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#if ! defined(HAVE_BUGGY_GENERICS)
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interface psb_normi
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procedure psb_snrmi
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end interface
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#endif
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interface psb_spnrm1
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function psb_sspnrm1(a, desc_a,info)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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real(psb_spk_) :: psb_sspnrm1
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type(psb_sspmat_type), intent (in) :: a
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type(psb_desc_type), intent (in) :: desc_a
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integer(psb_ipk_), intent(out) :: info
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end function psb_sspnrm1
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end interface
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#if ! defined(HAVE_BUGGY_GENERICS)
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interface psb_norm1
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procedure psb_sspnrm1
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end interface
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#endif
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interface psb_spmm
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subroutine psb_sspmm(alpha, a, x, beta, y, desc_a, info,&
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&trans, k, jx, jy,work,doswap)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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type(psb_sspmat_type), intent(in) :: a
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real(psb_spk_), intent(inout), target :: x(:,:)
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real(psb_spk_), intent(inout), target :: y(:,:)
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real(psb_spk_), intent(in) :: alpha, beta
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type(psb_desc_type), intent(in) :: desc_a
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character, optional, intent(in) :: trans
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real(psb_spk_), optional, intent(inout),target :: work(:)
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integer(psb_ipk_), optional, intent(in) :: k, jx, jy
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logical, optional, intent(in) :: doswap
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_sspmm
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subroutine psb_sspmv(alpha, a, x, beta, y,&
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& desc_a, info, trans, work,doswap)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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type(psb_sspmat_type), intent(in) :: a
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real(psb_spk_), intent(inout), target :: x(:)
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real(psb_spk_), intent(inout), target :: y(:)
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real(psb_spk_), intent(in) :: alpha, beta
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type(psb_desc_type), intent(in) :: desc_a
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character, optional, intent(in) :: trans
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real(psb_spk_), optional, intent(inout),target :: work(:)
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logical, optional, intent(in) :: doswap
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_sspmv
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subroutine psb_sspmv_vect(alpha, a, x, beta, y,&
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& desc_a, info, trans, work,doswap)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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type(psb_sspmat_type), intent(in) :: a
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type(psb_s_vect_type), intent(inout) :: x
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type(psb_s_vect_type), intent(inout) :: y
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real(psb_spk_), intent(in) :: alpha, beta
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type(psb_desc_type), intent(in) :: desc_a
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character, optional, intent(in) :: trans
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real(psb_spk_), optional, intent(inout),target :: work(:)
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logical, optional, intent(in) :: doswap
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_sspmv_vect
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end interface
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interface psb_spsm
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subroutine psb_sspsm(alpha, t, x, beta, y,&
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& desc_a, info, trans, scale, choice,&
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& diag, n, jx, jy, work)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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type(psb_sspmat_type), intent(in) :: t
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real(psb_spk_), intent(in), target :: x(:,:)
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real(psb_spk_), intent(inout), target :: y(:,:)
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real(psb_spk_), intent(in) :: alpha, beta
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type(psb_desc_type), intent(in) :: desc_a
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character, optional, intent(in) :: trans, scale
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integer(psb_ipk_), optional, intent(in) :: n, jx, jy
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integer(psb_ipk_), optional, intent(in) :: choice
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real(psb_spk_), optional, intent(in), target :: diag(:)
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real(psb_spk_), optional, intent(inout), target :: work(:)
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_sspsm
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subroutine psb_sspsv(alpha, t, x, beta, y,&
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& desc_a, info, trans, scale, choice,&
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& diag, work)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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type(psb_sspmat_type), intent(in) :: t
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real(psb_spk_), intent(in), target :: x(:)
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real(psb_spk_), intent(inout), target :: y(:)
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real(psb_spk_), intent(in) :: alpha, beta
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type(psb_desc_type), intent(in) :: desc_a
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character, optional, intent(in) :: trans, scale
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integer(psb_ipk_), optional, intent(in) :: choice
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real(psb_spk_), optional, intent(in), target :: diag(:)
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real(psb_spk_), optional, intent(inout), target :: work(:)
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_sspsv
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subroutine psb_sspsv_vect(alpha, t, x, beta, y,&
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& desc_a, info, trans, scale, choice,&
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& diag, work)
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import :: psb_desc_type, psb_spk_, psb_ipk_, &
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& psb_s_vect_type, psb_sspmat_type
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type(psb_sspmat_type), intent(inout) :: t
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type(psb_s_vect_type), intent(inout) :: x
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type(psb_s_vect_type), intent(inout) :: y
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real(psb_spk_), intent(in) :: alpha, beta
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type(psb_desc_type), intent(in) :: desc_a
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character, optional, intent(in) :: trans, scale
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integer(psb_ipk_), optional, intent(in) :: choice
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type(psb_s_vect_type), intent(inout), optional :: diag
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real(psb_spk_), optional, intent(inout), target :: work(:)
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_sspsv_vect
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end interface
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end module psb_s_psblas_mod
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