mirror of https://gitlab.com/QEF/q-e.git
41 lines
911 B
Fortran
41 lines
911 B
Fortran
PROGRAM test_mp_max_rv_buffer
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!
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! Simple program to check the functionalities of test_mp_max_iv
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! with buffer implementation.
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!
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USE parallel_include
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USE util_param, ONLY : DP
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USE mp, ONLY : mp_max
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USE mp_world, ONLY : mp_world_start, mp_world_end, mpime, &
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root, nproc, world_comm
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USE tester
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IMPLICIT NONE
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!
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TYPE(tester_t) :: test
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INTEGER :: world_group = 0
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! test variable
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REAL(DP) :: rv(200001)
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REAL(DP) :: valid(200001)
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!
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CALL test%init()
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#if defined(__MPI)
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world_group = MPI_COMM_WORLD
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#endif
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CALL mp_world_start(world_group)
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rv(:) = mpime + 1
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CALL mp_max(rv, world_comm)
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!
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valid(:) = DBLE(nproc)
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CALL test%assert_equal( rv, valid )
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!
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CALL collect_results(test)
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!
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CALL mp_world_end()
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!
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IF (mpime .eq. 0) CALL test%print()
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!
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END PROGRAM test_mp_max_rv_buffer
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