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200 lines
6.5 KiB
Fortran
200 lines
6.5 KiB
Fortran
!
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! Parallel Sparse BLAS version 3.5
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! (C) Copyright 2006, 2010, 2015, 2017
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! Salvatore Filippone Cranfield University
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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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!
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! package: psb_linmap_type_mod
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! Defines data types for mapping between vectors belonging
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! to different spaces.
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!
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module psb_base_linmap_mod
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use psb_const_mod
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use psb_desc_mod, only: psb_desc_type
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type psb_base_linmap_type
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integer(psb_ipk_) :: kind
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integer(psb_ipk_), allocatable :: iaggr(:), naggr(:)
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type(psb_desc_type), pointer :: p_desc_X=>null(), p_desc_Y=>null()
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type(psb_desc_type) :: desc_X, desc_Y
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contains
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procedure, pass(map) :: sizeof => base_map_sizeof
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procedure, pass(map) :: is_ok => base_is_ok
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procedure, pass(map) :: is_asb => base_is_asb
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procedure, pass(map) :: get_kind => base_get_kind
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procedure, pass(map) :: set_kind => base_set_kind
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procedure, pass(map) :: free => base_free
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procedure, pass(map) :: clone => base_clone
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end type psb_base_linmap_type
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interface psb_move_alloc
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module procedure psb_base_linmap_transfer
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end interface
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private :: base_map_sizeof, base_is_ok, base_is_asb,&
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& base_get_kind, base_set_kind, base_free, base_clone
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contains
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function base_get_kind(map) result(val)
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implicit none
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class(psb_base_linmap_type), intent(in) :: map
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integer(psb_ipk_) :: val
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val = map%kind
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end function base_get_kind
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subroutine base_set_kind(map_kind,map)
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implicit none
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integer(psb_ipk_), intent(in) :: map_kind
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class(psb_base_linmap_type), intent(inout) :: map
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map%kind = map_kind
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end subroutine base_set_kind
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function base_is_ok(map) result(res)
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use psb_desc_mod
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implicit none
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class(psb_base_linmap_type), intent(in) :: map
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logical :: res
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res = .false.
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select case(map%get_kind())
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case (psb_map_aggr_)
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if (.not.associated(map%p_desc_X)) return
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if (.not.associated(map%p_desc_Y)) return
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res = map%p_desc_X%is_ok().and.map%p_desc_Y%is_ok()
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case(psb_map_gen_linear_)
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res = map%desc_X%is_ok().and.map%desc_Y%is_ok()
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end select
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end function base_is_ok
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function base_is_asb(map) result(res)
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use psb_desc_mod
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implicit none
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class(psb_base_linmap_type), intent(in) :: map
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logical :: res
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res = .false.
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select case(map%get_kind())
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case (psb_map_aggr_)
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if (.not.associated(map%p_desc_X)) return
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if (.not.associated(map%p_desc_Y)) return
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res = map%p_desc_X%is_asb().and.map%p_desc_Y%is_asb()
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case(psb_map_gen_linear_)
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res = map%desc_X%is_asb().and.map%desc_Y%is_asb()
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end select
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end function base_is_asb
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function base_map_sizeof(map) result(val)
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use psb_desc_mod
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implicit none
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class(psb_base_linmap_type), intent(in) :: map
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integer(psb_long_int_k_) :: val
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val = psb_sizeof_int
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if (allocated(map%iaggr)) &
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& val = val + psb_sizeof_int*size(map%iaggr)
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if (allocated(map%naggr)) &
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& val = val + psb_sizeof_int*size(map%naggr)
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val = val + map%desc_X%sizeof()
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val = val + map%desc_Y%sizeof()
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end function base_map_sizeof
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subroutine psb_base_linmap_transfer(mapin,mapout,info)
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use psb_realloc_mod
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use psb_desc_mod
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use psb_mat_mod, only : psb_move_alloc
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implicit none
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type(psb_base_linmap_type), intent(inout) :: mapin,mapout
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integer(psb_ipk_), intent(out) :: info
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mapout%kind = mapin%kind
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call psb_move_alloc(mapin%iaggr,mapout%iaggr,info)
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call psb_move_alloc(mapin%naggr,mapout%naggr,info)
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mapout%p_desc_X => mapin%p_desc_X
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mapin%p_desc_X => null()
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mapout%p_desc_Y => mapin%p_desc_Y
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mapin%p_desc_Y => null()
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call psb_move_alloc(mapin%desc_X,mapout%desc_X,info)
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call psb_move_alloc(mapin%desc_Y,mapout%desc_Y,info)
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end subroutine psb_base_linmap_transfer
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subroutine base_clone(map,mapout,info)
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use psb_desc_mod
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use psb_realloc_mod
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implicit none
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class(psb_base_linmap_type), intent(inout) :: map
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class(psb_base_linmap_type), intent(inout) :: mapout
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integer(psb_ipk_) :: info
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mapout%kind = map%kind
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call psb_safe_ab_cpy(map%iaggr,mapout%iaggr,info)
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call psb_safe_ab_cpy(map%naggr,mapout%naggr,info)
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mapout%p_desc_X => map%p_desc_X
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mapout%p_desc_Y => map%p_desc_Y
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call map%desc_X%clone(mapout%desc_X,info)
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call map%desc_Y%clone(mapout%desc_Y,info)
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end subroutine base_clone
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subroutine base_free(map,info)
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implicit none
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class(psb_base_linmap_type) :: map
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integer(psb_ipk_), intent(out) :: info
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if (allocated(map%iaggr)) &
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& deallocate(map%iaggr,stat=info)
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if (allocated(map%naggr)) &
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& deallocate(map%naggr,stat=info)
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map%p_desc_X => null()
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map%p_desc_Y => null()
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if (map%desc_X%is_ok()) call map%desc_X%free(info)
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if (map%desc_Y%is_ok()) call map%desc_Y%free(info)
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end subroutine base_free
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end module psb_base_linmap_mod
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