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/* Copyright (c) 2015, Linaro Limited
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include "config.h"
#include <odp/api/atomic.h>
#if ODP_ABI_COMPAT == 1
#include <odp/api/plat/atomic_inlines.h>
#endif
int odp_atomic_lock_free_u64(odp_atomic_op_t *atomic_op)
{
#if __GCC_ATOMIC_LLONG_LOCK_FREE < 2
/* All operations have locks */
if (atomic_op)
atomic_op->all_bits = 0;
return 0;
#else
/* All operations are lock-free */
if (atomic_op) {
atomic_op->all_bits = ~((uint32_t)0);
atomic_op->op.init = 0;
}
return 2;
#endif
}
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