You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
psblas3/base/modules/penv/psi_m_collective_mod.F90

1113 lines
29 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.
!
!
module psi_m_collective_mod
use psi_penv_mod
interface psb_max
module procedure psb_mmaxs, psb_mmaxv, psb_mmaxm, &
& psb_mmaxs_ec, psb_mmaxv_ec, psb_mmaxm_ec
end interface
interface psb_min
module procedure psb_mmins, psb_mminv, psb_mminm, &
& psb_mmins_ec, psb_mminv_ec, psb_mminm_ec
end interface psb_min
interface psb_sum
module procedure psb_msums, psb_msumv, psb_msumm, &
& psb_msums_ec, psb_msumv_ec, psb_msumm_ec
end interface
interface psb_amx
module procedure psb_mamxs, psb_mamxv, psb_mamxm, &
& psb_mamxs_ec, psb_mamxv_ec, psb_mamxm_ec
end interface
interface psb_amn
module procedure psb_mamns, psb_mamnv, psb_mamnm, &
& psb_mamns_ec, psb_mamnv_ec, psb_mamnm_ec
end interface
interface psb_bcast
module procedure psb_mbcasts, psb_mbcastv, psb_mbcastm, &
& psb_mbcasts_ec, psb_mbcastv_ec, psb_mbcastm_ec
end interface
contains
! !!!!!!!!!!!!!!!!!!!!!!
!
! Reduction operations
!
! !!!!!!!!!!!!!!!!!!!!!!
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!
! MAX
!
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
subroutine psb_mmaxs(ictxt,dat,root)
#ifdef MPI_MOD
use mpi
#endif
implicit none
#ifdef MPI_H
include 'mpif.h'
#endif
integer(psb_mpk_), intent(in) :: ictxt
integer(psb_mpk_), intent(inout) :: dat
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_) :: 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_mpk_,mpi_max,ictxt,info)
dat = dat_
else
call mpi_reduce(dat,dat_,1,psb_mpi_mpk_,mpi_max,root_,ictxt,info)
if (iam == root_) dat = dat_
endif
#endif
end subroutine psb_mmaxs
subroutine psb_mmaxv(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
integer(psb_mpk_), intent(inout) :: dat(:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,mpi_max,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_mpk_,mpi_max,root_,ictxt,info)
else
call psb_realloc(1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_max,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_mmaxv
subroutine psb_mmaxm(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
integer(psb_mpk_), intent(inout) :: dat(:,:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,mpi_max,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_mpk_,mpi_max,root_,ictxt,info)
else
call psb_realloc(1,1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_max,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_mmaxm
subroutine psb_mmaxs_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_max(ictxt_,dat,root_)
else
call psb_max(ictxt_,dat)
end if
end subroutine psb_mmaxs_ec
subroutine psb_mmaxv_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_max(ictxt_,dat,root_)
else
call psb_max(ictxt_,dat)
end if
end subroutine psb_mmaxv_ec
subroutine psb_mmaxm_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_max(ictxt_,dat,root_)
else
call psb_max(ictxt_,dat)
end if
end subroutine psb_mmaxm_ec
!
! MIN: Minimum Value
!
subroutine psb_mmins(ictxt,dat,root)
#ifdef MPI_MOD
use mpi
#endif
implicit none
#ifdef MPI_H
include 'mpif.h'
#endif
integer(psb_mpk_), intent(in) :: ictxt
integer(psb_mpk_), intent(inout) :: dat
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_) :: 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_mpk_,mpi_min,ictxt,info)
dat = dat_
else
call mpi_reduce(dat,dat_,1,psb_mpi_mpk_,mpi_min,root_,ictxt,info)
if (iam == root_) dat = dat_
endif
#endif
end subroutine psb_mmins
subroutine psb_mminv(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
integer(psb_mpk_), intent(inout) :: dat(:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,mpi_min,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_mpk_,mpi_min,root_,ictxt,info)
else
call psb_realloc(1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_min,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_mminv
subroutine psb_mminm(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
integer(psb_mpk_), intent(inout) :: dat(:,:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,mpi_min,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_mpk_,mpi_min,root_,ictxt,info)
else
call psb_realloc(1,1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_min,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_mminm
subroutine psb_mmins_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_min(ictxt_,dat,root_)
else
call psb_min(ictxt_,dat)
end if
end subroutine psb_mmins_ec
subroutine psb_mminv_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_min(ictxt_,dat,root_)
else
call psb_min(ictxt_,dat)
end if
end subroutine psb_mminv_ec
subroutine psb_mminm_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_min(ictxt_,dat,root_)
else
call psb_min(ictxt_,dat)
end if
end subroutine psb_mminm_ec
!
! SUM
!
subroutine psb_msums(ictxt,dat,root)
#ifdef MPI_MOD
use mpi
#endif
implicit none
#ifdef MPI_H
include 'mpif.h'
#endif
integer(psb_mpk_), intent(in) :: ictxt
integer(psb_mpk_), intent(inout) :: dat
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_) :: 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_mpk_,mpi_sum,ictxt,info)
dat = dat_
else
call mpi_reduce(dat,dat_,1,psb_mpi_mpk_,mpi_sum,root_,ictxt,info)
if (iam == root_) dat = dat_
endif
#endif
end subroutine psb_msums
subroutine psb_msumv(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
integer(psb_mpk_), intent(inout) :: dat(:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,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_mpk_,mpi_sum,root_,ictxt,info)
else
call psb_realloc(1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_sum,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_msumv
subroutine psb_msumm(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
integer(psb_mpk_), intent(inout) :: dat(:,:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,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_mpk_,mpi_sum,root_,ictxt,info)
else
call psb_realloc(1,1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_sum,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_msumm
subroutine psb_msums_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_msums_ec
subroutine psb_msumv_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_msumv_ec
subroutine psb_msumm_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_msumm_ec
!
! AMX: Maximum Absolute Value
!
subroutine psb_mamxs(ictxt,dat,root)
#ifdef MPI_MOD
use mpi
#endif
implicit none
#ifdef MPI_H
include 'mpif.h'
#endif
integer(psb_mpk_), intent(in) :: ictxt
integer(psb_mpk_), intent(inout) :: dat
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_) :: 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_mpk_,mpi_mamx_op,ictxt,info)
dat = dat_
else
call mpi_reduce(dat,dat_,1,psb_mpi_mpk_,mpi_mamx_op,root_,ictxt,info)
if (iam == root_) dat = dat_
endif
#endif
end subroutine psb_mamxs
subroutine psb_mamxv(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
integer(psb_mpk_), intent(inout) :: dat(:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,mpi_mamx_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_mpk_,mpi_mamx_op,root_,ictxt,info)
else
call psb_realloc(1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_mamx_op,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_mamxv
subroutine psb_mamxm(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
integer(psb_mpk_), intent(inout) :: dat(:,:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,mpi_mamx_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_mpk_,mpi_mamx_op,root_,ictxt,info)
else
call psb_realloc(1,1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_mamx_op,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_mamxm
subroutine psb_mamxs_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mamxs_ec
subroutine psb_mamxv_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mamxv_ec
subroutine psb_mamxm_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mamxm_ec
!
! AMN: Minimum Absolute Value
!
subroutine psb_mamns(ictxt,dat,root)
#ifdef MPI_MOD
use mpi
#endif
implicit none
#ifdef MPI_H
include 'mpif.h'
#endif
integer(psb_mpk_), intent(in) :: ictxt
integer(psb_mpk_), intent(inout) :: dat
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_) :: 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_mpk_,mpi_mamn_op,ictxt,info)
dat = dat_
else
call mpi_reduce(dat,dat_,1,psb_mpi_mpk_,mpi_mamn_op,root_,ictxt,info)
if (iam == root_) dat = dat_
endif
#endif
end subroutine psb_mamns
subroutine psb_mamnv(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
integer(psb_mpk_), intent(inout) :: dat(:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,mpi_mamn_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_mpk_,mpi_mamn_op,root_,ictxt,info)
else
call psb_realloc(1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_mamn_op,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_mamnv
subroutine psb_mamnm(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
integer(psb_mpk_), intent(inout) :: dat(:,:)
integer(psb_mpk_), intent(in), optional :: root
integer(psb_mpk_) :: root_
integer(psb_mpk_), 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_mpk_,mpi_mamn_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_mpk_,mpi_mamn_op,root_,ictxt,info)
else
call psb_realloc(1,1,dat_,iinfo)
call mpi_reduce(dat,dat_,size(dat),psb_mpi_mpk_,mpi_mamn_op,root_,ictxt,info)
end if
endif
#endif
end subroutine psb_mamnm
subroutine psb_mamns_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mamns_ec
subroutine psb_mamnv_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mamnv_ec
subroutine psb_mamnm_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mamnm_ec
!
! BCAST Broadcast
!
subroutine psb_mbcasts(ictxt,dat,root)
#ifdef MPI_MOD
use mpi
#endif
implicit none
#ifdef MPI_H
include 'mpif.h'
#endif
integer(psb_mpk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mpk_,root_,ictxt,info)
#endif
end subroutine psb_mbcasts
subroutine psb_mbcastv(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
integer(psb_mpk_), 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_mpk_,root_,ictxt,info)
#endif
end subroutine psb_mbcastv
subroutine psb_mbcastm(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
integer(psb_mpk_), 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_mpk_,root_,ictxt,info)
#endif
end subroutine psb_mbcastm
subroutine psb_mbcasts_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mbcasts_ec
subroutine psb_mbcastv_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mbcastv_ec
subroutine psb_mbcastm_ec(ictxt,dat,root)
implicit none
integer(psb_epk_), intent(in) :: ictxt
integer(psb_mpk_), 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_mbcastm_ec
end module psi_m_collective_mod