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empty G_ATOMIC_MEMORY_BARRIER() definition for !G_THREADS_ENABLED

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2004-02-26  Sebastian Wilhelmi  <seppi@seppi.de>

	* glib/gatomic.h: empty G_ATOMIC_MEMORY_BARRIER() definition for
	!G_THREADS_ENABLED
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Sebastian Wilhelmi 2004-02-26 17:31:38 +00:00 committed by Sebastian Wilhelmi
parent 73e3e63dc3
commit 42bba4008f
1 changed files with 20 additions and 21 deletions
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41
glib/gatomic.h
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@ -494,32 +494,20 @@ g_atomic_pointer_compare_and_exchange (gpointer *atomic,
# else /* !__GNU__ */
# define G_ATOMIC_USE_FALLBACK_IMPLEMENTATION
# endif /* __GNUC__ */
#else /* !G_THREADS_ENABLED */
gint32 g_atomic_int_exchange_and_add (gint32 *atomic, gint32 val);
# define g_atomic_int_add(atomic, val) (void)(*(atomic) += (val))
# define g_atomic_int_compare_and_exchange(atomic, oldval, newval) \
(*(atomic) == (oldval) ? (*(atomic) = (newval), TRUE) : FALSE)
# define g_atomic_pointer_compare_and_exchange(atomic, oldval, newval) \
(*(atomic) == (oldval) ? (*(atomic) = (newval), TRUE) : FALSE)
# define g_atomic_int_get(atomic) (*(atomic))
# define g_atomic_pointer_get(atomic) (*(atomic))
# define G_ATOMIC_MEMORY_BARRIER() /* Not needed */
#endif /* G_THREADS_ENABLED */
#ifdef G_ATOMIC_USE_FALLBACK_IMPLEMENTATION
# define g_atomic_int_exchange_and_add \
# ifdef G_ATOMIC_USE_FALLBACK_IMPLEMENTATION
# define g_atomic_int_exchange_and_add \
g_atomic_int_exchange_and_add_fallback
# define g_atomic_int_add \
# define g_atomic_int_add \
g_atomic_int_add_fallback
# define g_atomic_int_compare_and_exchange \
# define g_atomic_int_compare_and_exchange \
g_atomic_int_compare_and_exchange_fallback
# define g_atomic_pointer_compare_and_exchange \
# define g_atomic_pointer_compare_and_exchange \
g_atomic_pointer_compare_and_exchange_fallback
# define g_atomic_int_get \
# define g_atomic_int_get \
g_atomic_int_get_fallback
# define g_atomic_pointer_get \
# define g_atomic_pointer_get \
g_atomic_pointer_get_fallback
#else /* !G_ATOMIC_USE_FALLBACK_IMPLEMENTATION */
# else /* !G_ATOMIC_USE_FALLBACK_IMPLEMENTATION */
static inline gint32
g_atomic_int_get (gint32 *atomic)
{
@ -535,7 +523,18 @@ g_atomic_pointer_get (gpointer *atomic)
G_ATOMIC_MEMORY_BARRIER ();
return result;
}
#endif /* G_ATOMIC_USE_FALLBACK_IMPLEMENTATION */
# endif /* G_ATOMIC_USE_FALLBACK_IMPLEMENTATION */
#else /* !G_THREADS_ENABLED */
gint32 g_atomic_int_exchange_and_add (gint32 *atomic, gint32 val);
# define g_atomic_int_add(atomic, val) (void)(*(atomic) += (val))
# define g_atomic_int_compare_and_exchange(atomic, oldval, newval) \
(*(atomic) == (oldval) ? (*(atomic) = (newval), TRUE) : FALSE)
# define g_atomic_pointer_compare_and_exchange(atomic, oldval, newval) \
(*(atomic) == (oldval) ? (*(atomic) = (newval), TRUE) : FALSE)
# define g_atomic_int_get(atomic) (*(atomic))
# define g_atomic_pointer_get(atomic) (*(atomic))
# define G_ATOMIC_MEMORY_BARRIER() /* Not needed */
#endif /* G_THREADS_ENABLED */
#define g_atomic_int_inc(atomic) (g_atomic_int_add ((atomic), 1))
#define g_atomic_int_dec_and_test(atomic) \