mirror of https://gitlab.com/QEF/q-e.git
54 lines
1.3 KiB
Fortran
54 lines
1.3 KiB
Fortran
#if defined(__CUDA)
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PROGRAM test_mp_bcast_r5d_gpu
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!
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! Simple program to check the functionalities of test_mp_bcast_r5d.
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!
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USE cudafor
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USE parallel_include
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USE util_param, ONLY : DP
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USE mp, ONLY : mp_bcast
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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), DEVICE :: im_d(10, 10, 10, 10, 10)
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REAL(DP) :: im_h(10, 10, 10, 10, 10)
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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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im_h(:, :, :, :, :) = mpime
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im_d = im_h
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CALL mp_bcast(im_d, root, world_comm)
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im_h = im_d
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!
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CALL test%assert_equal(ALL(im_h .eq. 0) , .true. )
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!
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im_h(:, :, :, :, :) = mpime
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im_d = im_h
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CALL mp_bcast(im_d, nproc-1, world_comm)
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im_h = im_d
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!
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CALL test%assert_equal(ALL(im_h .eq. nproc-1) , .true. )
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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_bcast_r5d_gpu
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#else
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PROGRAM test_mp_bcast_r5d_gpu
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CALL no_test()
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END PROGRAM test_mp_bcast_r5d_gpu
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#endif
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