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C
C Copyright (C) by Argonne National Laboratory
C See COPYRIGHT in top-level directory
C
program main
implicit none
include 'mpif.h'
integer NUM_INTS
parameter (NUM_INTS=2)
integer maxSize
parameter (maxSize=128)
integer scounts(maxSize), sdispls(maxSize)
integer rcounts(maxSize), rdispls(maxSize)
integer types(maxSize)
integer sbuf(maxSize), rbuf(maxSize)
integer comm, size, rank, req
integer ierr, errs
integer ii, ans
errs = 0
call mtest_init(ierr)
comm = MPI_COMM_WORLD
call MPI_Comm_size(comm, size, ierr)
call MPI_Comm_rank(comm, rank, ierr)
C
do ii = 1, size
sbuf(2*ii-1) = ii
sbuf(2*ii) = ii
sbuf(2*ii-1) = ii
sbuf(2*ii) = ii
scounts(ii) = NUM_INTS
rcounts(ii) = NUM_INTS
sdispls(ii) = (ii-1) * NUM_INTS
rdispls(ii) = (ii-1) * NUM_INTS
types(ii) = MPI_INTEGER
enddo
call MPI_Ibarrier(comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Ibcast(sbuf, NUM_INTS, MPI_INTEGER, 0, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Igather(sbuf, NUM_INTS, MPI_INTEGER,
. rbuf, NUM_INTS, MPI_INTEGER,
. 0, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Igatherv(sbuf, NUM_INTS, MPI_INTEGER,
. rbuf, rcounts, rdispls, MPI_INTEGER,
. 0, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Ialltoall(sbuf, NUM_INTS, MPI_INTEGER,
. rbuf, NUM_INTS, MPI_INTEGER,
. comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Ialltoallv(sbuf, scounts, sdispls, MPI_INTEGER,
. rbuf, rcounts, rdispls, MPI_INTEGER,
. comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Ialltoallw(sbuf, scounts, sdispls, types,
. rbuf, rcounts, rdispls, types,
. comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Ireduce(sbuf, rbuf, NUM_INTS, MPI_INTEGER,
. MPI_SUM, 0, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Iallreduce(sbuf, rbuf, NUM_INTS, MPI_INTEGER,
. MPI_SUM, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Ireduce_scatter(sbuf, rbuf, rcounts, MPI_INTEGER,
. MPI_SUM, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Ireduce_scatter_block(sbuf, rbuf, NUM_INTS, MPI_INTEGER,
. MPI_SUM, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Iscan(sbuf, rbuf, NUM_INTS, MPI_INTEGER,
. MPI_SUM, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call MPI_Iexscan(sbuf, rbuf, NUM_INTS, MPI_INTEGER,
. MPI_SUM, comm, req, ierr)
call MPI_Wait(req, MPI_STATUS_IGNORE, ierr)
call mtest_finalize( errs )
end
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