(MEMORY_BARRIER): Define.
authorUlrich Drepper <drepper@redhat.com>
Tue, 2 Apr 2002 22:28:27 +0000 (22:28 +0000)
committerUlrich Drepper <drepper@redhat.com>
Tue, 2 Apr 2002 22:28:27 +0000 (22:28 +0000)
linuxthreads/sysdeps/ia64/pt-machine.h

index d3585ec..4c8bd0e 100644 (file)
@@ -65,6 +65,10 @@ register struct _pthread_descr_struct *__thread_self __asm__("r13");
 #define THREAD_SETMEM_NC(descr, member, value) __thread_self->member = (value)
 
 
+/* Memory barrier */
+#define MEMORY_BARRIER() __asm__ __volatile__("mf" : : : "memory")
+
+
 #define HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS
 
 PT_EI int