X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;ds=sidebyside;f=urcu%2Fuatomic_arch_ppc.h;h=b732b08c42389a465db3b72d8b18386357dd120f;hb=36bc70a84250927ba68d5096a0a9740aec157f9b;hp=40de9ff9909dc10327bb75e29aca9e33f7743f41;hpb=48d848c7291ec22da6258ac03cd9c1dafec1fdfb;p=urcu.git

diff --git a/urcu/uatomic_arch_ppc.h b/urcu/uatomic_arch_ppc.h
index 40de9ff..b732b08 100644
--- a/urcu/uatomic_arch_ppc.h
+++ b/urcu/uatomic_arch_ppc.h
@@ -21,6 +21,11 @@
  */
 
 #include <urcu/compiler.h>
+#include <urcu/system.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif 
 
 #ifndef __SIZEOF_LONG__
 #ifdef __powerpc64__
@@ -36,12 +41,8 @@
 
 #define ILLEGAL_INSTR	".long	0xd00d00"
 
-#define uatomic_set(addr, v)				\
-do {							\
-	ACCESS_ONCE(*(addr)) = (v);			\
-} while (0)
-
-#define uatomic_read(addr)	ACCESS_ONCE(*(addr))
+#define uatomic_set(addr, v)	STORE_SHARED(*(addr), (v))
+#define uatomic_read(addr)	LOAD_SHARED(*(addr))
 
 /*
  * Using a isync as second barrier for exchange to provide acquire semantic.
@@ -228,4 +229,10 @@ unsigned long _uatomic_add_return(void *addr, unsigned long val,
 #define uatomic_inc(addr)		uatomic_add((addr), 1)
 #define uatomic_dec(addr)		uatomic_add((addr), -1)
 
+#define compat_uatomic_cmpxchg(ptr, old, _new)	uatomic_cmpxchg(ptr, old, _new)
+
+#ifdef __cplusplus 
+}
+#endif
+
 #endif /* _URCU_ARCH_UATOMIC_PPC_H */