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psblas3/base/modules/desc/psb_desc_const_mod.f90

132 lines
6.2 KiB
Fortran

!
! Parallel Sparse BLAS version 3.5
! (C) Copyright 2006-2018
! Salvatore Filippone
! Alfredo Buttari
!
! 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_desc_const_mod
! Auxiliary module for descriptor: constant values.
!
module psb_desc_const_mod
use psb_const_mod, only : psb_ipk_, psb_mpik_
!
! Communication, prolongation & restriction
!
integer(psb_ipk_), parameter :: psb_nohalo_=0, psb_halo_=1
! For overlap update.
integer(psb_ipk_), parameter :: psb_none_=0, psb_sum_=1
integer(psb_ipk_), parameter :: psb_avg_=2, psb_square_root_=3
integer(psb_ipk_), parameter :: psb_setzero_=4
! The following are bit fields.
integer(psb_ipk_), parameter :: psb_swap_send_=1, psb_swap_recv_=2
integer(psb_ipk_), parameter :: psb_swap_sync_=4, psb_swap_mpi_=8
! Choice among lists on which to base data exchange
integer(psb_ipk_), parameter :: psb_no_comm_=-1
integer(psb_ipk_), parameter :: psb_comm_halo_=1, psb_comm_ovr_=2
integer(psb_ipk_), parameter :: psb_comm_ext_=3, psb_comm_mov_=4
! Types of mapping between descriptors.
integer(psb_ipk_), parameter :: psb_map_xhal_ = 123
integer(psb_ipk_), parameter :: psb_map_asov_ = psb_map_xhal_+1
integer(psb_ipk_), parameter :: psb_map_aggr_ = psb_map_asov_+1
integer(psb_ipk_), parameter :: psb_map_gen_linear_ = psb_map_aggr_+1
integer(psb_ipk_), parameter :: psb_ovt_xhal_ = psb_map_xhal_, psb_ovt_asov_=psb_map_asov_
!
! Entries and values in desc%matrix_data
!
integer(psb_ipk_), parameter :: psb_dec_type_ = 1
integer(psb_ipk_), parameter :: psb_m_ = 2
integer(psb_ipk_), parameter :: psb_n_ = 3
integer(psb_ipk_), parameter :: psb_n_row_ = 4
integer(psb_ipk_), parameter :: psb_n_col_ = 5
integer(psb_ipk_), parameter :: psb_ctxt_ = 6
integer(psb_ipk_), parameter :: psb_desc_size_ = 7
integer(psb_ipk_), parameter :: psb_mpi_c_ = 9
integer(psb_ipk_), parameter :: psb_pnt_h_ = 10
integer(psb_ipk_), parameter :: psb_thal_xch_ = 11
integer(psb_ipk_), parameter :: psb_thal_snd_ = 12
integer(psb_ipk_), parameter :: psb_thal_rcv_ = 13
integer(psb_ipk_), parameter :: psb_tovr_xch_ = 14
integer(psb_ipk_), parameter :: psb_tovr_snd_ = 15
integer(psb_ipk_), parameter :: psb_tovr_rcv_ = 16
integer(psb_ipk_), parameter :: psb_text_xch_ = 17
integer(psb_ipk_), parameter :: psb_text_snd_ = 18
integer(psb_ipk_), parameter :: psb_text_rcv_ = 19
integer(psb_ipk_), parameter :: psb_tmov_xch_ = 20
integer(psb_ipk_), parameter :: psb_tmov_snd_ = 21
integer(psb_ipk_), parameter :: psb_tmov_rcv_ = 22
integer(psb_ipk_), parameter :: psb_mdata_size_= 24
integer(psb_ipk_), parameter :: psb_desc_invalid_=-1
integer(psb_ipk_), parameter :: psb_desc_null_=-1
integer(psb_ipk_), parameter :: psb_desc_asb_=3099
integer(psb_ipk_), parameter :: psb_desc_bld_=psb_desc_asb_+1
integer(psb_ipk_), parameter :: psb_desc_upd_=psb_desc_bld_+1
integer(psb_ipk_), parameter :: psb_desc_repl_=3199
integer(psb_ipk_), parameter :: psb_desc_ovl_bld_=3399
integer(psb_ipk_), parameter :: psb_desc_ovl_asb_=psb_desc_ovl_bld_+1
! these two are reserved for descriptors which are
! "overlap-extensions" of base descriptors.
integer(psb_ipk_), parameter :: psb_cd_ovl_bld_=psb_desc_ovl_bld_
integer(psb_ipk_), parameter :: psb_cd_ovl_asb_=psb_desc_ovl_asb_
integer(psb_ipk_), parameter :: psb_desc_normal_=3299
integer(psb_ipk_), parameter :: psb_desc_large_=psb_desc_normal_+1
!
! Constants for hashing into desc%hashv(:) and desc%glb_lc(:,:)
!
integer(psb_ipk_), parameter :: psb_hash_bits=16
integer(psb_ipk_), parameter :: psb_max_hash_bits=22
integer(psb_ipk_), parameter :: psb_hash_size=2**psb_hash_bits, psb_hash_mask=psb_hash_size-1
integer(psb_ipk_), parameter :: psb_default_large_threshold=1*1024*1024
integer(psb_ipk_), parameter :: psb_hpnt_nentries_=7
!
! Constants for desc_a handling
!
integer(psb_ipk_), parameter :: psb_upd_glbnum_=998
integer(psb_ipk_), parameter :: psb_upd_locnum_=997
integer(psb_ipk_), parameter :: psb_proc_id_=0, psb_n_elem_recv_=1
integer(psb_ipk_), parameter :: psb_elem_recv_=2, psb_n_elem_send_=2
integer(psb_ipk_), parameter :: psb_elem_send_=3, psb_n_ovrlp_elem_=1
integer(psb_ipk_), parameter :: psb_ovrlp_elem_to_=2, psb_ovrlp_elem_=0
integer(psb_ipk_), parameter :: psb_n_dom_ovr_=1
interface
subroutine psb_parts(glob_index,nrow,np,pv,nv)
import :: psb_ipk_
integer(psb_ipk_), intent (in) :: glob_index, nrow
integer(psb_ipk_), intent (in) :: np
integer(psb_ipk_), intent (out) :: nv, pv(*)
end subroutine psb_parts
end interface
end module psb_desc_const_mod