From 42bba4008f6e9d3e82256cf87a5170312ae20f5c Mon Sep 17 00:00:00 2001 From: Sebastian Wilhelmi Date: Thu, 26 Feb 2004 17:31:38 +0000 Subject: [PATCH] empty G_ATOMIC_MEMORY_BARRIER() definition for !G_THREADS_ENABLED 2004-02-26 Sebastian Wilhelmi * glib/gatomic.h: empty G_ATOMIC_MEMORY_BARRIER() definition for !G_THREADS_ENABLED --- glib/gatomic.h | 41 ++++++++++++++++++++--------------------- 1 file changed, 20 insertions(+), 21 deletions(-) diff --git a/glib/gatomic.h b/glib/gatomic.h index 379e750..aeab3b8 100644 --- a/glib/gatomic.h +++ b/glib/gatomic.h @@ -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) \ -- 2.7.4