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psblas3/base/modules/psb_z_linmap_mod.f90

234 lines
8.1 KiB
Fortran

!!$
!!$ Parallel Sparse BLAS version 3.0
!!$ (C) Copyright 2006, 2007, 2008, 2009, 2010, 2012
!!$ 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_z_linmap_mod
! Defines data types and interfaces for mapping between vectors belonging
! to different spaces.
!
module psb_z_linmap_mod
use psb_const_mod
use psb_z_mat_mod, only : psb_zspmat_type
use psb_desc_mod, only : psb_desc_type
use psb_base_linmap_mod
type, extends(psb_base_linmap_type) :: psb_zlinmap_type
type(psb_zspmat_type) :: map_X2Y, map_Y2X
contains
procedure, pass(map) :: sizeof => z_map_sizeof
procedure, pass(map) :: is_asb => z_is_asb
procedure, pass(map) :: free => z_free
procedure, pass(map) :: clone => z_clone
end type psb_zlinmap_type
interface psb_map_X2Y
subroutine psb_z_map_X2Y(alpha,x,beta,y,map,info,work)
import :: psb_ipk_, psb_dpk_, psb_zlinmap_type
implicit none
type(psb_zlinmap_type), intent(in) :: map
complex(psb_dpk_), intent(in) :: alpha,beta
complex(psb_dpk_), intent(inout) :: x(:)
complex(psb_dpk_), intent(out) :: y(:)
integer(psb_ipk_), intent(out) :: info
complex(psb_dpk_), optional :: work(:)
end subroutine psb_z_map_X2Y
subroutine psb_z_map_X2Y_vect(alpha,x,beta,y,map,info,work)
use psb_z_vect_mod, only : psb_z_vect_type
import :: psb_ipk_, psb_dpk_, psb_zlinmap_type
implicit none
type(psb_zlinmap_type), intent(in) :: map
complex(psb_dpk_), intent(in) :: alpha,beta
type(psb_z_vect_type), intent(inout) :: x,y
integer(psb_ipk_), intent(out) :: info
complex(psb_dpk_), optional :: work(:)
end subroutine psb_z_map_X2Y_vect
end interface
interface psb_map_Y2X
subroutine psb_z_map_Y2X(alpha,x,beta,y,map,info,work)
import :: psb_ipk_, psb_dpk_, psb_zlinmap_type
implicit none
type(psb_zlinmap_type), intent(in) :: map
complex(psb_dpk_), intent(in) :: alpha,beta
complex(psb_dpk_), intent(inout) :: x(:)
complex(psb_dpk_), intent(out) :: y(:)
integer(psb_ipk_), intent(out) :: info
complex(psb_dpk_), optional :: work(:)
end subroutine psb_z_map_Y2X
subroutine psb_z_map_Y2X_vect(alpha,x,beta,y,map,info,work)
use psb_z_vect_mod, only : psb_z_vect_type
import :: psb_ipk_, psb_dpk_, psb_zlinmap_type
implicit none
type(psb_zlinmap_type), intent(in) :: map
complex(psb_dpk_), intent(in) :: alpha,beta
type(psb_z_vect_type), intent(inout) :: x,y
integer(psb_ipk_), intent(out) :: info
complex(psb_dpk_), optional :: work(:)
end subroutine psb_z_map_Y2X_vect
end interface
interface psb_map_cscnv
module procedure psb_z_map_cscnv
end interface
interface psb_linmap_sub
module procedure psb_z_linmap_sub
end interface
interface psb_move_alloc
module procedure psb_zlinmap_transfer
end interface
interface psb_linmap
function psb_z_linmap(map_kind,desc_X, desc_Y, map_X2Y, map_Y2X,iaggr,naggr)
use psb_z_mat_mod, only : psb_zspmat_type
import :: psb_ipk_, psb_zlinmap_type, psb_desc_type
implicit none
type(psb_zlinmap_type) :: psb_z_linmap
type(psb_desc_type), target :: desc_X, desc_Y
type(psb_zspmat_type), intent(inout) :: map_X2Y, map_Y2X
integer(psb_ipk_), intent(in) :: map_kind
integer(psb_ipk_), intent(in), optional :: iaggr(:), naggr(:)
end function psb_z_linmap
end interface
private :: z_map_sizeof, z_is_asb, z_free
contains
function z_map_sizeof(map) result(val)
use psb_desc_mod
use psb_z_mat_mod
implicit none
class(psb_zlinmap_type), intent(in) :: map
integer(psb_long_int_k_) :: val
val = map%psb_base_linmap_type%sizeof()
val = val + map%map_X2Y%sizeof()
val = val + map%map_Y2X%sizeof()
end function z_map_sizeof
function z_is_asb(map) result(val)
use psb_desc_mod
implicit none
class(psb_zlinmap_type), intent(in) :: map
logical :: val
val = map%psb_base_linmap_type%is_asb() .and. &
& map%map_X2Y%is_asb() .and.map%map_Y2X%is_asb()
end function z_is_asb
subroutine psb_z_map_cscnv(map,info,type,mold)
use psb_z_mat_mod
implicit none
type(psb_zlinmap_type), intent(inout) :: map
integer(psb_ipk_), intent(out) :: info
character(len=*), intent(in), optional :: type
class(psb_z_base_sparse_mat), intent(in), optional :: mold
call map%map_X2Y%cscnv(info,type=type,mold=mold)
if (info == psb_success_)&
& call map%map_Y2X%cscnv(info,type=type,mold=mold)
end subroutine psb_z_map_cscnv
subroutine psb_z_linmap_sub(out_map,map_kind,desc_X, desc_Y,&
& map_X2Y, map_Y2X,iaggr,naggr)
use psb_z_mat_mod
implicit none
type(psb_zlinmap_type), intent(out) :: out_map
type(psb_desc_type), target :: desc_X, desc_Y
type(psb_zspmat_type), intent(inout) :: map_X2Y, map_Y2X
integer(psb_ipk_), intent(in) :: map_kind
integer(psb_ipk_), intent(in), optional :: iaggr(:), naggr(:)
out_map = psb_linmap(map_kind,desc_X,desc_Y,map_X2Y,map_Y2X,iaggr,naggr)
end subroutine psb_z_linmap_sub
subroutine psb_zlinmap_transfer(mapin,mapout,info)
use psb_realloc_mod
use psb_desc_mod
use psb_mat_mod, only : psb_move_alloc
implicit none
type(psb_zlinmap_type) :: mapin,mapout
integer(psb_ipk_), intent(out) :: info
call psb_move_alloc(mapin%psb_base_linmap_type, &
& mapout%psb_base_linmap_type,info)
call psb_move_alloc(mapin%map_X2Y,mapout%map_X2Y,info)
call psb_move_alloc(mapin%map_Y2X,mapout%map_Y2X,info)
end subroutine psb_zlinmap_transfer
subroutine z_free(map,info)
use psb_desc_mod
implicit none
class(psb_zlinmap_type) :: map
integer(psb_ipk_), intent(out) :: info
call map%psb_base_linmap_type%free(info)
call map%map_X2Y%free()
call map%map_Y2X%free()
end subroutine z_free
subroutine z_clone(map,mapout,info)
use psb_desc_mod
implicit none
class(psb_zlinmap_type), intent(inout) :: map
class(psb_zlinmap_type), intent(out) :: mapout
integer(psb_ipk_) :: info
! Base clone!
call map%psb_base_linmap_type%clone(mapout%psb_base_linmap_type,info)
call map%map_X2Y%clone(mapout%map_X2Y,info)
call map%map_Y2X%clone(mapout%map_Y2X,info)
end subroutine z_clone
end module psb_z_linmap_mod