63 строки
1.6 KiB
C
63 строки
1.6 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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* All rights reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#undef OMPI_BUILDING
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#include "ompi_config.h"
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#include <assert.h>
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#include "include/sys/atomic.h"
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volatile int32_t vol32;
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int32_t val32;
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int32_t old32;
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int32_t new32;
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int
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main(int argc, char *argv[])
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{
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#if ! OMPI_HAVE_ATOMIC_CMPSET_32
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return 77;
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#else
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vol32 = 42, old32 = 42, new32 = 50;
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assert(ompi_atomic_cmpset_32(&vol32, old32, new32) == 1);
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assert(vol32 == new32);
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vol32 = 42, old32 = 420, new32 = 50;
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assert(ompi_atomic_cmpset_32(&vol32, old32, new32) == 0);
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assert(vol32 == 42);
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vol32 = 42, old32 = 42, new32 = 50;
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assert(ompi_atomic_cmpset_acq_32(&vol32, old32, new32) == 1);
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assert(vol32 == new32);
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vol32 = 42, old32 = 420, new32 = 50;
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assert(ompi_atomic_cmpset_acq_32(&vol32, old32, new32) == 0);
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assert(vol32 == 42);
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vol32 = 42, old32 = 42, new32 = 50;
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assert(ompi_atomic_cmpset_rel_32(&vol32, old32, new32) == 1);
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assert(vol32 == new32);
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vol32 = 42, old32 = 420, new32 = 50;
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assert(ompi_atomic_cmpset_rel_32(&vol32, old32, new32) == 0);
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assert(vol32 == 42);
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return 0;
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#endif
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}
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