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293 lines
11 KiB
Fortran
293 lines
11 KiB
Fortran
!!$
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!!$ Parallel Sparse BLAS version 3.4
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!!$ (C) Copyright 2006, 2010, 2015
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!!$ Salvatore Filippone University of Rome Tor Vergata
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!!$ Alfredo Buttari CNRS-IRIT, Toulouse
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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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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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!! Module to define PREC_DATA, !!
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!! structure for preconditioning. !!
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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module psb_z_base_prec_mod
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! Reduces size of .mod file.
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use psb_base_mod, only : psb_dpk_, psb_ipk_, psb_long_int_k_,&
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& psb_desc_type, psb_sizeof, psb_free, psb_cdfree, psb_errpush, psb_act_abort_,&
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& psb_sizeof_int, psb_sizeof_long_int, psb_sizeof_sp, psb_sizeof_dp, &
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& psb_erractionsave, psb_erractionrestore, psb_error, psb_get_errstatus, psb_success_,&
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& psb_z_base_sparse_mat, psb_zspmat_type, psb_z_csr_sparse_mat,&
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& psb_z_base_vect_type, psb_z_vect_type
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use psb_prec_const_mod
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type, abstract :: psb_z_base_prec_type
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integer(psb_ipk_) :: ictxt
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contains
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procedure, pass(prec) :: set_ctxt => psb_z_base_set_ctxt
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procedure, pass(prec) :: get_ctxt => psb_z_base_get_ctxt
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procedure, pass(prec) :: get_nzeros => psb_z_base_get_nzeros
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procedure, pass(prec) :: precseti => psb_z_base_precseti
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procedure, pass(prec) :: precsetr => psb_z_base_precsetr
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procedure, pass(prec) :: precsetc => psb_z_base_precsetc
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generic, public :: precset => precseti, precsetr, precsetc
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procedure(psb_z_base_apply_vect), pass(prec), deferred :: z_apply_v
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procedure(psb_z_base_apply), pass(prec), deferred :: z_apply
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generic, public :: apply => z_apply, z_apply_v
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procedure(psb_z_base_precbld), pass(prec), deferred :: precbld
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procedure(psb_z_base_sizeof), pass(prec), deferred :: sizeof
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procedure(psb_z_base_precinit), pass(prec), deferred :: precinit
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procedure(psb_z_base_precfree), pass(prec), deferred :: free
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procedure(psb_z_base_precdescr), pass(prec), deferred :: precdescr
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procedure(psb_z_base_precdump), pass(prec), deferred :: dump
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procedure(psb_z_base_precclone), pass(prec), deferred :: clone
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end type psb_z_base_prec_type
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private :: psb_z_base_set_ctxt, psb_z_base_get_ctxt, &
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& psb_z_base_get_nzeros
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abstract interface
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subroutine psb_z_base_apply_vect(alpha,prec,x,beta,y,desc_data,info,trans,work)
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import psb_ipk_, psb_dpk_, psb_desc_type, psb_z_vect_type, &
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& psb_z_base_vect_type, psb_zspmat_type, psb_z_base_prec_type,&
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& psb_z_base_sparse_mat
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implicit none
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type(psb_desc_type),intent(in) :: desc_data
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class(psb_z_base_prec_type), intent(inout) :: prec
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complex(psb_dpk_),intent(in) :: alpha, beta
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type(psb_z_vect_type),intent(inout) :: x
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type(psb_z_vect_type),intent(inout) :: y
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integer(psb_ipk_), intent(out) :: info
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character(len=1), optional :: trans
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complex(psb_dpk_),intent(inout), optional, target :: work(:)
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end subroutine psb_z_base_apply_vect
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end interface
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abstract interface
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subroutine psb_z_base_apply(alpha,prec,x,beta,y,desc_data,info,trans,work)
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import psb_ipk_, psb_dpk_, psb_desc_type, psb_z_vect_type, &
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& psb_z_base_vect_type, psb_zspmat_type, psb_z_base_prec_type,&
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& psb_z_base_sparse_mat
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implicit none
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type(psb_desc_type),intent(in) :: desc_data
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class(psb_z_base_prec_type), intent(in) :: prec
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complex(psb_dpk_),intent(in) :: alpha, beta
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complex(psb_dpk_),intent(inout) :: x(:)
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complex(psb_dpk_),intent(inout) :: y(:)
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integer(psb_ipk_), intent(out) :: info
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character(len=1), optional :: trans
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complex(psb_dpk_),intent(inout), optional, target :: work(:)
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end subroutine psb_z_base_apply
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end interface
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abstract interface
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subroutine psb_z_base_precinit(prec,info)
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import psb_ipk_, psb_dpk_, psb_desc_type, psb_z_vect_type, &
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& psb_z_base_vect_type, psb_zspmat_type, psb_z_base_prec_type,&
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& psb_z_base_sparse_mat
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Implicit None
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class(psb_z_base_prec_type),intent(inout) :: prec
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_z_base_precinit
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end interface
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abstract interface
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subroutine psb_z_base_precbld(a,desc_a,prec,info,upd,amold,afmt,vmold)
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import psb_ipk_, psb_dpk_, psb_desc_type, psb_z_vect_type, &
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& psb_z_base_vect_type, psb_zspmat_type, psb_z_base_prec_type,&
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& psb_z_base_sparse_mat
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Implicit None
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type(psb_zspmat_type), intent(in), target :: a
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type(psb_desc_type), intent(in), target :: desc_a
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class(psb_z_base_prec_type),intent(inout) :: prec
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integer(psb_ipk_), intent(out) :: info
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character, intent(in), optional :: upd
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character(len=*), intent(in), optional :: afmt
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class(psb_z_base_sparse_mat), intent(in), optional :: amold
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class(psb_z_base_vect_type), intent(in), optional :: vmold
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end subroutine psb_z_base_precbld
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end interface
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abstract interface
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subroutine psb_z_base_precfree(prec,info)
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import psb_ipk_, psb_dpk_, psb_desc_type, psb_z_vect_type, &
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& psb_z_base_vect_type, psb_zspmat_type, psb_z_base_prec_type,&
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& psb_z_base_sparse_mat
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Implicit None
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class(psb_z_base_prec_type), intent(inout) :: prec
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_z_base_precfree
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end interface
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abstract interface
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subroutine psb_z_base_precdescr(prec,iout)
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import psb_ipk_, psb_dpk_, psb_desc_type, psb_z_vect_type, &
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& psb_z_base_vect_type, psb_zspmat_type, psb_z_base_prec_type,&
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& psb_z_base_sparse_mat
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Implicit None
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class(psb_z_base_prec_type), intent(in) :: prec
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integer(psb_ipk_), intent(in), optional :: iout
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end subroutine psb_z_base_precdescr
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end interface
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abstract interface
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subroutine psb_z_base_precdump(prec,info,prefix,head)
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import psb_ipk_, psb_dpk_, psb_desc_type, psb_z_vect_type, &
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& psb_z_base_vect_type, psb_zspmat_type, psb_z_base_prec_type,&
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& psb_z_base_sparse_mat
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implicit none
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class(psb_z_base_prec_type), intent(in) :: prec
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integer(psb_ipk_), intent(out) :: info
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character(len=*), intent(in), optional :: prefix,head
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end subroutine psb_z_base_precdump
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end interface
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abstract interface
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subroutine psb_z_base_precclone(prec,precout,info)
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import psb_ipk_, psb_dpk_, psb_desc_type, psb_z_vect_type, &
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& psb_z_base_vect_type, psb_zspmat_type, psb_z_base_prec_type,&
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& psb_z_base_sparse_mat
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implicit none
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class(psb_z_base_prec_type), intent(inout) :: prec
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class(psb_z_base_prec_type), allocatable, intent(inout) :: precout
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integer(psb_ipk_), intent(out) :: info
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end subroutine psb_z_base_precclone
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end interface
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contains
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subroutine psb_z_base_precseti(prec,what,val,info)
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Implicit None
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class(psb_z_base_prec_type),intent(inout) :: prec
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integer(psb_ipk_), intent(in) :: what
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integer(psb_ipk_), intent(in) :: val
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_) :: err_act, nrow
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character(len=20) :: name='z_base_precseti'
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!
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! Base version does nothing.
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info = psb_success_
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return
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end subroutine psb_z_base_precseti
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subroutine psb_z_base_precsetr(prec,what,val,info)
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Implicit None
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class(psb_z_base_prec_type),intent(inout) :: prec
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integer(psb_ipk_), intent(in) :: what
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real(psb_dpk_), intent(in) :: val
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_) :: err_act, nrow
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character(len=20) :: name='z_base_precsetr'
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!
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! Base version does nothing.
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!
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info = psb_success_
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return
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end subroutine psb_z_base_precsetr
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subroutine psb_z_base_precsetc(prec,what,val,info)
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Implicit None
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class(psb_z_base_prec_type),intent(inout) :: prec
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integer(psb_ipk_), intent(in) :: what
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character(len=*), intent(in) :: val
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integer(psb_ipk_), intent(out) :: info
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integer(psb_ipk_) :: err_act, nrow
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character(len=20) :: name='z_base_precsetc'
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!
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! Base version does nothing.
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!
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info = psb_success_
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return
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end subroutine psb_z_base_precsetc
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subroutine psb_z_base_set_ctxt(prec,ictxt)
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implicit none
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class(psb_z_base_prec_type), intent(inout) :: prec
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integer(psb_ipk_), intent(in) :: ictxt
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prec%ictxt = ictxt
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end subroutine psb_z_base_set_ctxt
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function psb_z_base_sizeof(prec) result(val)
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class(psb_z_base_prec_type), intent(in) :: prec
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integer(psb_long_int_k_) :: val
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val = 0
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return
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end function psb_z_base_sizeof
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function psb_z_base_get_ctxt(prec) result(val)
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class(psb_z_base_prec_type), intent(in) :: prec
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integer(psb_ipk_) :: val
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val = prec%ictxt
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return
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end function psb_z_base_get_ctxt
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function psb_z_base_get_nzeros(prec) result(res)
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class(psb_z_base_prec_type), intent(in) :: prec
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integer(psb_long_int_k_) :: res
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res = 0
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end function psb_z_base_get_nzeros
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end module psb_z_base_prec_mod
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