X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=urcu%2Fuatomic%2Fx86.h;h=99b0e6c6b405191538ff6ab50de35320c47652ea;hb=2812a2d2cfdfeea621768de1a0216bc1549a4902;hp=e064b9ebd6e1bc798c85a0d464d42940cacf2d3e;hpb=bc2433a9853a945a825c244e9ccfe341b73b2ceb;p=urcu.git

diff --git a/urcu/uatomic/x86.h b/urcu/uatomic/x86.h
index e064b9e..99b0e6c 100644
--- a/urcu/uatomic/x86.h
+++ b/urcu/uatomic/x86.h
@@ -102,8 +102,9 @@ unsigned long __uatomic_cmpxchg(void *addr, unsigned long old,
 }
 
 #define _uatomic_cmpxchg(addr, old, _new)				      \
-	((__typeof__(*(addr))) __uatomic_cmpxchg((addr), (unsigned long)(old),\
-						(unsigned long)(_new), 	      \
+	((__typeof__(*(addr))) __uatomic_cmpxchg((addr),		      \
+						caa_cast_long_keep_sign(old), \
+						caa_cast_long_keep_sign(_new),\
 						sizeof(*(addr))))
 
 /* xchg */
@@ -163,7 +164,8 @@ unsigned long __uatomic_exchange(void *addr, unsigned long val, int len)
 }
 
 #define _uatomic_xchg(addr, v)						      \
-	((__typeof__(*(addr))) __uatomic_exchange((addr), (unsigned long)(v), \
+	((__typeof__(*(addr))) __uatomic_exchange((addr),		      \
+						caa_cast_long_keep_sign(v),   \
 						sizeof(*(addr))))
 
 /* uatomic_add_return */
@@ -226,10 +228,10 @@ unsigned long __uatomic_add_return(void *addr, unsigned long val,
 	return 0;
 }
 
-#define _uatomic_add_return(addr, v)					\
-	((__typeof__(*(addr))) __uatomic_add_return((addr),		\
-						  (unsigned long)(v),	\
-						  sizeof(*(addr))))
+#define _uatomic_add_return(addr, v)					    \
+	((__typeof__(*(addr))) __uatomic_add_return((addr),		    \
+						caa_cast_long_keep_sign(v), \
+						sizeof(*(addr))))
 
 /* uatomic_and */
 
@@ -283,7 +285,7 @@ void __uatomic_and(void *addr, unsigned long val, int len)
 }
 
 #define _uatomic_and(addr, v)						   \
-	(__uatomic_and((addr), (unsigned long)(v), sizeof(*(addr))))
+	(__uatomic_and((addr), caa_cast_long_keep_sign(v), sizeof(*(addr))))
 
 /* uatomic_or */
 
@@ -337,7 +339,7 @@ void __uatomic_or(void *addr, unsigned long val, int len)
 }
 
 #define _uatomic_or(addr, v)						   \
-	(__uatomic_or((addr), (unsigned long)(v), sizeof(*(addr))))
+	(__uatomic_or((addr), caa_cast_long_keep_sign(v), sizeof(*(addr))))
 
 /* uatomic_add */
 
@@ -391,7 +393,7 @@ void __uatomic_add(void *addr, unsigned long val, int len)
 }
 
 #define _uatomic_add(addr, v)						   \
-	(__uatomic_add((addr), (unsigned long)(v), sizeof(*(addr))))
+	(__uatomic_add((addr), caa_cast_long_keep_sign(v), sizeof(*(addr))))
 
 
 /* uatomic_inc */
@@ -505,9 +507,9 @@ extern int __rcu_cas_avail;
 extern int __rcu_cas_init(void);
 
 #define UATOMIC_COMPAT(insn)							\
-	((likely(__rcu_cas_avail > 0))						\
+	((caa_likely(__rcu_cas_avail > 0))						\
 	? (_uatomic_##insn)							\
-		: ((unlikely(__rcu_cas_avail < 0)				\
+		: ((caa_unlikely(__rcu_cas_avail < 0)				\
 			? ((__rcu_cas_init() > 0)				\
 				? (_uatomic_##insn)				\
 				: (compat_uatomic_##insn))			\
@@ -517,7 +519,7 @@ extern unsigned long _compat_uatomic_set(void *addr,
 					 unsigned long _new, int len);
 #define compat_uatomic_set(addr, _new)				     	       \
 	((__typeof__(*(addr))) _compat_uatomic_set((addr),		       \
-						(unsigned long)(_new), 	       \
+						caa_cast_long_keep_sign(_new), \
 						sizeof(*(addr))))
 
 
@@ -525,35 +527,35 @@ extern unsigned long _compat_uatomic_xchg(void *addr,
 					  unsigned long _new, int len);
 #define compat_uatomic_xchg(addr, _new)					       \
 	((__typeof__(*(addr))) _compat_uatomic_xchg((addr),		       \
-						(unsigned long)(_new), 	       \
+						caa_cast_long_keep_sign(_new), \
 						sizeof(*(addr))))
 
 extern unsigned long _compat_uatomic_cmpxchg(void *addr, unsigned long old,
 					     unsigned long _new, int len);
 #define compat_uatomic_cmpxchg(addr, old, _new)				       \
 	((__typeof__(*(addr))) _compat_uatomic_cmpxchg((addr),		       \
-						(unsigned long)(old),	       \
-						(unsigned long)(_new), 	       \
+						caa_cast_long_keep_sign(old),  \
+						caa_cast_long_keep_sign(_new), \
 						sizeof(*(addr))))
 
 extern void _compat_uatomic_and(void *addr, unsigned long _new, int len);
 #define compat_uatomic_and(addr, v)				       \
 	(_compat_uatomic_and((addr),				       \
-			(unsigned long)(v),			       \
+			caa_cast_long_keep_sign(v),		       \
 			sizeof(*(addr))))
 
 extern void _compat_uatomic_or(void *addr, unsigned long _new, int len);
 #define compat_uatomic_or(addr, v)				       \
 	(_compat_uatomic_or((addr),				       \
-			  (unsigned long)(v),			       \
+			  caa_cast_long_keep_sign(v),		       \
 			  sizeof(*(addr))))
 
 extern unsigned long _compat_uatomic_add_return(void *addr,
 						unsigned long _new, int len);
-#define compat_uatomic_add_return(addr, v)			       \
-	((__typeof__(*(addr))) _compat_uatomic_add_return((addr),      \
-						   (unsigned long)(v), \
-						   sizeof(*(addr))))
+#define compat_uatomic_add_return(addr, v)			            \
+	((__typeof__(*(addr))) _compat_uatomic_add_return((addr),     	    \
+						caa_cast_long_keep_sign(v), \
+						sizeof(*(addr))))
 
 #define compat_uatomic_add(addr, v)					       \
 		((void)compat_uatomic_add_return((addr), (v)))
@@ -574,16 +576,31 @@ extern unsigned long _compat_uatomic_add_return(void *addr,
 		UATOMIC_COMPAT(cmpxchg(addr, old, _new))
 #define uatomic_xchg(addr, v)			\
 		UATOMIC_COMPAT(xchg(addr, v))
+
 #define uatomic_and(addr, v)		\
 		UATOMIC_COMPAT(and(addr, v))
+#define cmm_smp_mb__before_and()	cmm_barrier()
+#define cmm_smp_mb__after_and()		cmm_barrier()
+
 #define uatomic_or(addr, v)		\
 		UATOMIC_COMPAT(or(addr, v))
+#define cmm_smp_mb__before_or()		cmm_barrier()
+#define cmm_smp_mb__after_or()		cmm_barrier()
+
 #define uatomic_add_return(addr, v)		\
 		UATOMIC_COMPAT(add_return(addr, v))
 
 #define uatomic_add(addr, v)	UATOMIC_COMPAT(add(addr, v))
+#define cmm_smp_mb__before_add()	cmm_barrier()
+#define cmm_smp_mb__after_add()		cmm_barrier()
+
 #define uatomic_inc(addr)	UATOMIC_COMPAT(inc(addr))
+#define cmm_smp_mb__before_inc()	cmm_barrier()
+#define cmm_smp_mb__after_inc()		cmm_barrier()
+
 #define uatomic_dec(addr)	UATOMIC_COMPAT(dec(addr))
+#define cmm_smp_mb__before_dec()	cmm_barrier()
+#define cmm_smp_mb__after_dec()		cmm_barrier()
 
 #ifdef __cplusplus 
 }