! ! 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. ! ! module psi_c_collective_mod use psi_penv_mod interface psb_sum module procedure psb_csums, psb_csumv, psb_csumm, & & psb_csums_ec, psb_csumv_ec, psb_csumm_ec end interface interface psb_amx module procedure psb_camxs, psb_camxv, psb_camxm, & & psb_camxs_ec, psb_camxv_ec, psb_camxm_ec end interface interface psb_amn module procedure psb_camns, psb_camnv, psb_camnm, & & psb_camns_ec, psb_camnv_ec, psb_camnm_ec end interface interface psb_bcast module procedure psb_cbcasts, psb_cbcastv, psb_cbcastm, & & psb_cbcasts_ec, psb_cbcastv_ec, psb_cbcastm_ec end interface psb_bcast interface psb_scan_sum module procedure psb_cscan_sums end interface psb_scan_sum interface psb_exscan_sum module procedure psb_cexscan_sums end interface psb_exscan_sum contains ! !!!!!!!!!!!!!!!!!!!!!! ! ! Reduction operations ! ! !!!!!!!!!!!!!!!!!!!!!! ! ! SUM ! subroutine psb_csums(ictxt,dat,root) #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_) :: dat_ integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call mpi_allreduce(dat,dat_,1,psb_mpi_c_spk_,mpi_sum,ictxt,info) dat = dat_ else call mpi_reduce(dat,dat_,1,psb_mpi_c_spk_,mpi_sum,root_,ictxt,info) if (iam == root_) dat = dat_ endif #endif end subroutine psb_csums subroutine psb_csumv(ictxt,dat,root) use psb_realloc_mod #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:) integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_), allocatable :: dat_(:) integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call psb_realloc(size(dat),dat_,iinfo) dat_ = dat if (iinfo == psb_success_) & & call mpi_allreduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_sum,ictxt,info) else if (iam == root_) then call psb_realloc(size(dat),dat_,iinfo) dat_ = dat call mpi_reduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_sum,root_,ictxt,info) else call psb_realloc(1,dat_,iinfo) call mpi_reduce(dat,dat_,size(dat),psb_mpi_c_spk_,mpi_sum,root_,ictxt,info) end if endif #endif end subroutine psb_csumv subroutine psb_csumm(ictxt,dat,root) use psb_realloc_mod #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:,:) integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_), allocatable :: dat_(:,:) integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call psb_realloc(size(dat,1),size(dat,2),dat_,iinfo) dat_ = dat if (iinfo == psb_success_)& & call mpi_allreduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_sum,ictxt,info) else if (iam == root_) then call psb_realloc(size(dat,1),size(dat,2),dat_,iinfo) dat_ = dat call mpi_reduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_sum,root_,ictxt,info) else call psb_realloc(1,1,dat_,iinfo) call mpi_reduce(dat,dat_,size(dat),psb_mpi_c_spk_,mpi_sum,root_,ictxt,info) end if endif #endif end subroutine psb_csumm subroutine psb_csums_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_sum(ictxt_,dat,root_) else call psb_sum(ictxt_,dat) end if end subroutine psb_csums_ec subroutine psb_csumv_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:) integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_sum(ictxt_,dat,root_) else call psb_sum(ictxt_,dat) end if end subroutine psb_csumv_ec subroutine psb_csumm_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:,:) integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_sum(ictxt_,dat,root_) else call psb_sum(ictxt_,dat) end if end subroutine psb_csumm_ec ! ! AMX: Maximum Absolute Value ! subroutine psb_camxs(ictxt,dat,root) #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_) :: dat_ integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call mpi_allreduce(dat,dat_,1,psb_mpi_c_spk_,mpi_camx_op,ictxt,info) dat = dat_ else call mpi_reduce(dat,dat_,1,psb_mpi_c_spk_,mpi_camx_op,root_,ictxt,info) if (iam == root_) dat = dat_ endif #endif end subroutine psb_camxs subroutine psb_camxv(ictxt,dat,root) use psb_realloc_mod #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:) integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_), allocatable :: dat_(:) integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call psb_realloc(size(dat),dat_,iinfo) dat_ = dat if (iinfo == psb_success_) & & call mpi_allreduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_camx_op,ictxt,info) else if (iam == root_) then call psb_realloc(size(dat),dat_,iinfo) dat_ = dat call mpi_reduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_camx_op,root_,ictxt,info) else call psb_realloc(1,dat_,iinfo) call mpi_reduce(dat,dat_,size(dat),psb_mpi_c_spk_,mpi_camx_op,root_,ictxt,info) end if endif #endif end subroutine psb_camxv subroutine psb_camxm(ictxt,dat,root) use psb_realloc_mod #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:,:) integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_), allocatable :: dat_(:,:) integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call psb_realloc(size(dat,1),size(dat,2),dat_,iinfo) dat_ = dat if (iinfo == psb_success_)& & call mpi_allreduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_camx_op,ictxt,info) else if (iam == root_) then call psb_realloc(size(dat,1),size(dat,2),dat_,iinfo) dat_ = dat call mpi_reduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_camx_op,root_,ictxt,info) else call psb_realloc(1,1,dat_,iinfo) call mpi_reduce(dat,dat_,size(dat),psb_mpi_c_spk_,mpi_camx_op,root_,ictxt,info) end if endif #endif end subroutine psb_camxm subroutine psb_camxs_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_amx(ictxt_,dat,root_) else call psb_amx(ictxt_,dat) end if end subroutine psb_camxs_ec subroutine psb_camxv_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:) integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_amx(ictxt_,dat,root_) else call psb_amx(ictxt_,dat) end if end subroutine psb_camxv_ec subroutine psb_camxm_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:,:) integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_amx(ictxt_,dat,root_) else call psb_amx(ictxt_,dat) end if end subroutine psb_camxm_ec ! ! AMN: Minimum Absolute Value ! subroutine psb_camns(ictxt,dat,root) #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_) :: dat_ integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call mpi_allreduce(dat,dat_,1,psb_mpi_c_spk_,mpi_camn_op,ictxt,info) dat = dat_ else call mpi_reduce(dat,dat_,1,psb_mpi_c_spk_,mpi_camn_op,root_,ictxt,info) if (iam == root_) dat = dat_ endif #endif end subroutine psb_camns subroutine psb_camnv(ictxt,dat,root) use psb_realloc_mod #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:) integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_), allocatable :: dat_(:) integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call psb_realloc(size(dat),dat_,iinfo) dat_ = dat if (iinfo == psb_success_) & & call mpi_allreduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_camn_op,ictxt,info) else if (iam == root_) then call psb_realloc(size(dat),dat_,iinfo) dat_ = dat call mpi_reduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_camn_op,root_,ictxt,info) else call psb_realloc(1,dat_,iinfo) call mpi_reduce(dat,dat_,size(dat),psb_mpi_c_spk_,mpi_camn_op,root_,ictxt,info) end if endif #endif end subroutine psb_camnv subroutine psb_camnm(ictxt,dat,root) use psb_realloc_mod #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:,:) integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ complex(psb_spk_), allocatable :: dat_(:,:) integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = -1 endif if (root_ == -1) then call psb_realloc(size(dat,1),size(dat,2),dat_,iinfo) dat_ = dat if (iinfo == psb_success_)& & call mpi_allreduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_camn_op,ictxt,info) else if (iam == root_) then call psb_realloc(size(dat,1),size(dat,2),dat_,iinfo) dat_ = dat call mpi_reduce(dat_,dat,size(dat),psb_mpi_c_spk_,mpi_camn_op,root_,ictxt,info) else call psb_realloc(1,1,dat_,iinfo) call mpi_reduce(dat,dat_,size(dat),psb_mpi_c_spk_,mpi_camn_op,root_,ictxt,info) end if endif #endif end subroutine psb_camnm subroutine psb_camns_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_amn(ictxt_,dat,root_) else call psb_amn(ictxt_,dat) end if end subroutine psb_camns_ec subroutine psb_camnv_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:) integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_amn(ictxt_,dat,root_) else call psb_amn(ictxt_,dat) end if end subroutine psb_camnv_ec subroutine psb_camnm_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:,:) integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_amn(ictxt_,dat,root_) else call psb_amn(ictxt_,dat) end if end subroutine psb_camnm_ec ! ! BCAST Broadcast ! subroutine psb_cbcasts(ictxt,dat,root) #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = psb_root_ endif call mpi_bcast(dat,1,psb_mpi_c_spk_,root_,ictxt,info) #endif end subroutine psb_cbcasts subroutine psb_cbcastv(ictxt,dat,root) use psb_realloc_mod #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:) integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = psb_root_ endif call mpi_bcast(dat,size(dat),psb_mpi_c_spk_,root_,ictxt,info) #endif end subroutine psb_cbcastv subroutine psb_cbcastm(ictxt,dat,root) use psb_realloc_mod #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:,:) integer(psb_mpk_), intent(in), optional :: root integer(psb_mpk_) :: root_ integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) if (present(root)) then root_ = root else root_ = psb_root_ endif call mpi_bcast(dat,size(dat),psb_mpi_c_spk_,root_,ictxt,info) #endif end subroutine psb_cbcastm subroutine psb_cbcasts_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_bcast(ictxt_,dat,root_) else call psb_bcast(ictxt_,dat) end if end subroutine psb_cbcasts_ec subroutine psb_cbcastv_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:) integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_bcast(ictxt_,dat,root_) else call psb_bcast(ictxt_,dat) end if end subroutine psb_cbcastv_ec subroutine psb_cbcastm_ec(ictxt,dat,root) implicit none integer(psb_epk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat(:,:) integer(psb_epk_), intent(in), optional :: root integer(psb_mpk_) :: ictxt_, root_ ictxt_ = ictxt if (present(root)) then root_ = root call psb_bcast(ictxt_,dat,root_) else call psb_bcast(ictxt_,dat) end if end subroutine psb_cbcastm_ec ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ! ! SCAN ! ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!! subroutine psb_cscan_sums(ictxt,dat) #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat complex(psb_spk_) :: dat_ integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) call mpi_scan(dat,dat_,1,psb_mpi_c_spk_,mpi_sum,ictxt,info) dat = dat_ #endif end subroutine psb_cscan_sums subroutine psb_cexscan_sums(ictxt,dat) #ifdef MPI_MOD use mpi #endif implicit none #ifdef MPI_H include 'mpif.h' #endif integer(psb_mpk_), intent(in) :: ictxt complex(psb_spk_), intent(inout) :: dat complex(psb_spk_) :: dat_ integer(psb_mpk_) :: iam, np, info integer(psb_ipk_) :: iinfo #if !defined(SERIAL_MPI) call psb_info(ictxt,iam,np) call mpi_scan(dat,dat_,1,psb_mpi_c_spk_,mpi_sum,ictxt,info) dat = dat_ #else dat = 0 #endif end subroutine psb_cexscan_sums end module psi_c_collective_mod