rculfhash: Relax atomicity guarantees required by removal operation
[urcu.git] / urcu / uatomic / gcc.h
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1#ifndef _URCU_ARCH_UATOMIC_GCC_H
2#define _URCU_ARCH_UATOMIC_GCC_H
3
4/*
5 * Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
6 * Copyright (c) 1996-1999 by Silicon Graphics. All rights reserved.
7 * Copyright (c) 1999-2004 Hewlett-Packard Development Company, L.P.
8 * Copyright (c) 2009 Mathieu Desnoyers
9 * Copyright (c) 2010 Paul E. McKenney, IBM Corporation
10 * (Adapted from uatomic_arch_ppc.h)
11 *
12 * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
13 * OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
14 *
15 * Permission is hereby granted to use or copy this program
16 * for any purpose, provided the above notices are retained on all copies.
17 * Permission to modify the code and to distribute modified code is granted,
18 * provided the above notices are retained, and a notice that the code was
19 * modified is included with the above copyright notice.
20 *
21 * Code inspired from libuatomic_ops-1.2, inherited in part from the
22 * Boehm-Demers-Weiser conservative garbage collector.
23 */
24
25#include <urcu/compiler.h>
26#include <urcu/system.h>
27
28#ifdef __cplusplus
29extern "C" {
30#endif
31
32/*
33 * If your platform doesn't have a full set of atomics, you will need
34 * a separate uatomic_arch_*.h file for your architecture. Otherwise,
a2e7bf9c 35 * just rely on the definitions in uatomic/generic.h.
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36 */
37#define UATOMIC_HAS_ATOMIC_BYTE
38#define UATOMIC_HAS_ATOMIC_SHORT
39
40#ifdef __cplusplus
41}
42#endif
43
a2e7bf9c 44#include <urcu/uatomic/generic.h>
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45
46#endif /* _URCU_ARCH_UATOMIC_GCC_H */
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