diff options
| -rw-r--r-- | ev.c | 15 |
1 files changed, 5 insertions, 10 deletions
@@ -539,9 +539,7 @@ struct signalfd_siginfo /* ECB_NO_SMP - ecb might be used in multiple threads, but only on a single cpu */ #if ECB_NO_THREADS || ECB_NO_SMP - #define ECB_MEMORY_FENCE do { } while (0) - #define ECB_MEMORY_FENCE_ACQUIRE do { } while (0) - #define ECB_MEMORY_FENCE_RELEASE do { } while (0) + #define ECB_MEMORY_FENCE do { } while (0) #endif #ifndef ECB_MEMORY_FENCE @@ -557,14 +555,11 @@ struct signalfd_siginfo #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") #elif defined(__ARM_ARCH_6__ ) || defined(__ARM_ARCH_6J__ ) \ - || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) \ - || defined(__ARM_ARCH_7__ ) || defined(__ARM_ARCH_7A__ ) \ + || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) + #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,4" : : "r" (0) : "memory") + #elif defined(__ARM_ARCH_7__ ) || defined(__ARM_ARCH_7A__ ) \ || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7R__ ) - #define ECB_MEMORY_FENCE \ - do { \ - int null = 0; \ - __asm__ __volatile__ ("mcr p15,0,%0,c6,c10,5", : "=&r" (null) : : "memory"); \ - while (0) + #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dsb" : : : "memory") #endif #endif #endif |