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331 lines
8.7 KiB
Fortran
331 lines
8.7 KiB
Fortran
!
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! Parallel Sparse BLAS version 3.5
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! (C) Copyright 2006-2018
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! Salvatore Filippone
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! Alfredo Buttari
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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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module psi_collective_mod
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use psi_penv_mod
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use psi_m_collective_mod
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use psi_e_collective_mod
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use psi_s_collective_mod
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use psi_d_collective_mod
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use psi_c_collective_mod
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use psi_z_collective_mod
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interface psb_bcast
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module procedure psb_hbcasts, psb_hbcastv,&
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& psb_lbcasts, psb_lbcastv
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end interface psb_bcast
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#if defined(SHORT_INTEGERS)
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interface psb_sum
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module procedure psb_i2sums, psb_i2sumv, psb_i2summ
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end interface psb_sum
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#endif
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contains
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subroutine psb_hbcasts(ctxt,dat,root,length)
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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type(psb_ctxt_type), intent(in) :: ctxt
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character(len=*), intent(inout) :: dat
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integer(psb_mpk_), intent(in), optional :: root,length
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integer(psb_mpk_) :: iam, np, root_,length_,info, icomm
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#if !defined(SERIAL_MPI)
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if (present(root)) then
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root_ = root
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else
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root_ = psb_root_
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endif
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if (present(length)) then
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length_ = length
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else
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length_ = len(dat)
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endif
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call psb_info(ctxt,iam,np)
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icomm = psb_get_mpi_comm(ctxt)
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call mpi_bcast(dat,length_,MPI_CHARACTER,root_,icomm,info)
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#endif
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end subroutine psb_hbcasts
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subroutine psb_hbcastv(ctxt,dat,root)
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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type(psb_ctxt_type), intent(in) :: ctxt
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character(len=*), intent(inout) :: dat(:)
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integer(psb_mpk_), intent(in), optional :: root
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integer(psb_mpk_) :: iam, np, root_, icomm
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integer(psb_mpk_) :: length_,info, size_
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#if !defined(SERIAL_MPI)
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if (present(root)) then
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root_ = root
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else
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root_ = psb_root_
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endif
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length_ = len(dat)
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size_ = size(dat)
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call psb_info(ctxt,iam,np)
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icomm = psb_get_mpi_comm(ctxt)
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call mpi_bcast(dat,length_*size_,MPI_CHARACTER,root_,icomm,info)
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#endif
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end subroutine psb_hbcastv
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subroutine psb_lbcasts(ctxt,dat,root)
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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type(psb_ctxt_type), intent(in) :: ctxt
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logical, intent(inout) :: dat
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integer(psb_mpk_), intent(in), optional :: root
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integer(psb_mpk_) :: iam, np, root_,info, icomm
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#if !defined(SERIAL_MPI)
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if (present(root)) then
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root_ = root
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else
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root_ = psb_root_
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endif
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call psb_info(ctxt,iam,np)
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icomm = psb_get_mpi_comm(ctxt)
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call mpi_bcast(dat,1,MPI_LOGICAL,root_,icomm,info)
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#endif
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end subroutine psb_lbcasts
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subroutine psb_lallreduceand(ctxt,dat,rec)
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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type(psb_ctxt_type), intent(in) :: ctxt
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logical, intent(inout) :: dat
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logical, intent(inout), optional :: rec
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integer(psb_mpk_) :: iam, np, info, icomm
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#if !defined(SERIAL_MPI)
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call psb_info(ctxt,iam,np)
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icomm = psb_get_mpi_comm(ctxt)
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if (present(rec)) then
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call mpi_allreduce(dat,rec,1,MPI_LOGICAL,MPI_LAND,icomm,info)
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else
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call mpi_allreduce(MPI_IN_PLACE,dat,1,MPI_LOGICAL,MPI_LAND,icomm,info)
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endif
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#endif
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end subroutine psb_lallreduceand
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subroutine psb_lbcastv(ctxt,dat,root)
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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type(psb_ctxt_type), intent(in) :: ctxt
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logical, intent(inout) :: dat(:)
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integer(psb_mpk_), intent(in), optional :: root
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integer(psb_mpk_) :: iam, np, root_,info, icomm
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#if !defined(SERIAL_MPI)
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if (present(root)) then
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root_ = root
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else
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root_ = psb_root_
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endif
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call psb_info(ctxt,iam,np)
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icomm = psb_get_mpi_comm(ctxt)
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call mpi_bcast(dat,size(dat),MPI_LOGICAL,root_,icomm,info)
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#endif
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end subroutine psb_lbcastv
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#if defined(SHORT_INTEGERS)
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subroutine psb_i2sums(ctxt,dat,root)
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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integer(psb_mpk_), intent(in) :: ctxt
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integer(psb_i2pk_), intent(inout) :: dat
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integer(psb_mpk_), intent(in), optional :: root
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integer(psb_mpk_) :: root_
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integer(psb_i2pk_) :: dat_
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integer(psb_mpk_) :: iam, np, info, icomm
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integer(psb_ipk_) :: iinfo
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#if !defined(SERIAL_MPI)
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call psb_info(ctxt,iam,np)
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if (present(root)) then
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root_ = root
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else
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root_ = -1
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endif
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icomm = psb_get_mpi_comm(ctxt)
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if (root_ == -1) then
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call mpi_allreduce(dat,dat_,1,psb_mpi_i2pk_,mpi_sum,icomm,info)
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dat = dat_
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else
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call mpi_reduce(dat,dat_,1,psb_mpi_i2pk_,mpi_sum,root_,icomm,info)
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if (iam == root_) dat = dat_
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endif
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#endif
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end subroutine psb_i2sums
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subroutine psb_i2sumv(ctxt,dat,root)
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use psb_realloc_mod
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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integer(psb_mpk_), intent(in) :: ctxt
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integer(psb_i2pk_), intent(inout) :: dat(:)
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integer(psb_mpk_), intent(in), optional :: root
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integer(psb_mpk_) :: root_
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integer(psb_i2pk_), allocatable :: dat_(:)
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integer(psb_mpk_) :: iam, np, info, icomm
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integer(psb_ipk_) :: iinfo
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#if !defined(SERIAL_MPI)
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call psb_info(ctxt,iam,np)
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if (present(root)) then
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root_ = root
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else
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root_ = -1
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endif
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icomm = psb_get_mpi_comm(ctxt)
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if (root_ == -1) then
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call psb_realloc(size(dat),dat_,iinfo)
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dat_=dat
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if (iinfo == psb_success_) call mpi_allreduce(dat_,dat,size(dat),&
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& psb_mpi_i2pk_,mpi_sum,icomm,info)
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else
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if (iam == root_) then
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call psb_realloc(size(dat),dat_,iinfo)
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dat_=dat
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call mpi_reduce(dat_,dat,size(dat),psb_mpi_i2pk_,mpi_sum,root_,icomm,info)
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else
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call mpi_reduce(dat,dat_,size(dat),psb_mpi_i2pk_,mpi_sum,root_,icomm,info)
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end if
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endif
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#endif
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end subroutine psb_i2sumv
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subroutine psb_i2summ(ctxt,dat,root)
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use psb_realloc_mod
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#ifdef MPI_MOD
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use mpi
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#endif
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implicit none
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#ifdef MPI_H
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include 'mpif.h'
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#endif
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integer(psb_mpk_), intent(in) :: ctxt
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integer(psb_i2pk_), intent(inout) :: dat(:,:)
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integer(psb_mpk_), intent(in), optional :: root
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integer(psb_mpk_) :: root_
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integer(psb_i2pk_), allocatable :: dat_(:,:)
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integer(psb_mpk_) :: iam, np, info, icomm
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integer(psb_ipk_) :: iinfo
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#if !defined(SERIAL_MPI)
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call psb_info(ctxt,iam,np)
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if (present(root)) then
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root_ = root
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else
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root_ = -1
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endif
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icomm = psb_get_mpi_comm(ctxt)
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if (root_ == -1) then
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call psb_realloc(size(dat,1),size(dat,2),dat_,iinfo)
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dat_=dat
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if (iinfo == psb_success_) call mpi_allreduce(dat_,dat,size(dat),&
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& psb_mpi_i2pk_,mpi_sum,icomm,info)
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else
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if (iam == root_) then
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call psb_realloc(size(dat,1),size(dat,2),dat_,iinfo)
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dat_=dat
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call mpi_reduce(dat_,dat,size(dat),psb_mpi_i2pk_,mpi_sum,root_,icomm,info)
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else
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call mpi_reduce(dat,dat_,size(dat),psb_mpi_i2pk_,mpi_sum,root_,icomm,info)
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end if
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endif
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#endif
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end subroutine psb_i2summ
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#endif
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end module psi_collective_mod
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