You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
112 lines
5.4 KiB
Fortran
112 lines
5.4 KiB
Fortran
!!$
|
|
!!$ Parallel Sparse BLAS version 3.0
|
|
!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010
|
|
!!$ 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.
|
|
!!$
|
|
!!$
|
|
!
|
|
! File: psb_krylov_mod.f90
|
|
! Interfaces for Krylov subspace iterative methods.
|
|
!
|
|
Module psb_krylov_mod
|
|
|
|
use psb_const_mod
|
|
public
|
|
|
|
interface psb_krylov
|
|
|
|
Subroutine psb_skrylov(method,a,prec,b,x,eps,desc_a,info,itmax,iter,err,itrace,irst,istop,cond)
|
|
use psb_sparse_mod, only : psb_desc_type, psb_s_sparse_mat, psb_spk_
|
|
use psb_prec_mod,only : psb_sprec_type, psb_dprec_type, psb_cprec_type, psb_zprec_type
|
|
|
|
character(len=*) :: method
|
|
Type(psb_s_sparse_mat), Intent(in) :: a
|
|
Type(psb_desc_type), Intent(in) :: desc_a
|
|
class(psb_sprec_type), intent(in) :: prec
|
|
Real(psb_spk_), Intent(in) :: b(:)
|
|
Real(psb_spk_), Intent(inout) :: x(:)
|
|
Real(psb_spk_), Intent(in) :: eps
|
|
integer, intent(out) :: info
|
|
Integer, Optional, Intent(in) :: itmax, itrace, irst,istop
|
|
Integer, Optional, Intent(out) :: iter
|
|
Real(psb_spk_), Optional, Intent(out) :: err,cond
|
|
end Subroutine psb_skrylov
|
|
Subroutine psb_ckrylov(method,a,prec,b,x,eps,desc_a,info,itmax,iter,err,itrace,irst,istop)
|
|
use psb_sparse_mod, only : psb_desc_type, psb_c_sparse_mat, psb_spk_
|
|
use psb_prec_mod,only : psb_sprec_type, psb_dprec_type, psb_cprec_type, psb_zprec_type
|
|
character(len=*) :: method
|
|
Type(psb_c_sparse_mat), Intent(in) :: a
|
|
Type(psb_desc_type), Intent(in) :: desc_a
|
|
class(psb_cprec_type), intent(in) :: prec
|
|
complex(psb_spk_), Intent(in) :: b(:)
|
|
complex(psb_spk_), Intent(inout) :: x(:)
|
|
Real(psb_spk_), Intent(in) :: eps
|
|
integer, intent(out) :: info
|
|
Integer, Optional, Intent(in) :: itmax, itrace, irst,istop
|
|
Integer, Optional, Intent(out) :: iter
|
|
Real(psb_spk_), Optional, Intent(out) :: err
|
|
end Subroutine psb_ckrylov
|
|
Subroutine psb_dkrylov(method,a,prec,b,x,eps,desc_a,info,itmax,iter,err,itrace,irst,istop,cond)
|
|
|
|
use psb_sparse_mod, only : psb_desc_type, psb_d_sparse_mat, psb_dpk_
|
|
use psb_prec_mod,only : psb_sprec_type, psb_dprec_type, psb_cprec_type, psb_zprec_type
|
|
|
|
character(len=*) :: method
|
|
Type(psb_d_sparse_mat), Intent(in) :: a
|
|
Type(psb_desc_type), Intent(in) :: desc_a
|
|
class(psb_dprec_type), intent(in) :: prec
|
|
Real(psb_dpk_), Intent(in) :: b(:)
|
|
Real(psb_dpk_), Intent(inout) :: x(:)
|
|
Real(psb_dpk_), Intent(in) :: eps
|
|
integer, intent(out) :: info
|
|
Integer, Optional, Intent(in) :: itmax, itrace, irst,istop
|
|
Integer, Optional, Intent(out) :: iter
|
|
Real(psb_dpk_), Optional, Intent(out) :: err,cond
|
|
|
|
end Subroutine psb_dkrylov
|
|
Subroutine psb_zkrylov(method,a,prec,b,x,eps,desc_a,info,itmax,iter,err,itrace,irst,istop)
|
|
use psb_sparse_mod, only : psb_desc_type, psb_z_sparse_mat, psb_dpk_
|
|
use psb_prec_mod,only : psb_sprec_type, psb_dprec_type, psb_cprec_type, psb_zprec_type
|
|
character(len=*) :: method
|
|
Type(psb_z_sparse_mat), Intent(in) :: a
|
|
Type(psb_desc_type), Intent(in) :: desc_a
|
|
class(psb_zprec_type), intent(in) :: prec
|
|
complex(psb_dpk_), Intent(in) :: b(:)
|
|
complex(psb_dpk_), Intent(inout) :: x(:)
|
|
Real(psb_dpk_), Intent(in) :: eps
|
|
integer, intent(out) :: info
|
|
Integer, Optional, Intent(in) :: itmax, itrace, irst,istop
|
|
Integer, Optional, Intent(out) :: iter
|
|
Real(psb_dpk_), Optional, Intent(out) :: err
|
|
end Subroutine psb_zkrylov
|
|
|
|
end interface
|
|
|
|
|
|
end module psb_krylov_mod
|