From: Ulrich Drepper <drepper@redhat.com>
Date: Tue, 2 Apr 2002 22:30:50 +0000 (+0000)
Subject: (MEMORY_BARRIER): Define.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=962908abbcc9b0be37af7b02b25c76789abdb0b0;p=thirdparty%2Fglibc.git

(MEMORY_BARRIER): Define.
---

diff --git a/linuxthreads/sysdeps/ia64/pt-machine.h b/linuxthreads/sysdeps/ia64/pt-machine.h
index 216485ea68a..56abb9fbc5a 100644
--- a/linuxthreads/sysdeps/ia64/pt-machine.h
+++ b/linuxthreads/sysdeps/ia64/pt-machine.h
@@ -62,6 +62,10 @@ 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