svn commit: r234589 - head/sys/powerpc/include

[Nathan Whitehorn]

Author: nwhitehorn
Date: Sun Apr 22 21:55:19 2012
New Revision: 234589
URL: http://svn.freebsd.org/changeset/base/234589

Log:
  Correctly specify assembler constrains for synchronization instructions.
  
  MFC after: 3 days

Modified:
  head/sys/powerpc/include/cpufunc.h

Modified: head/sys/powerpc/include/cpufunc.h
==============================================================================
--- head/sys/powerpc/include/cpufunc.h	Sun Apr 22 21:28:33 2012	(r234588)
+++ head/sys/powerpc/include/cpufunc.h	Sun Apr 22 21:55:19 2012	(r234589)
@@ -166,21 +166,21 @@ static __inline void
 eieio(void)
 {
 
-	__asm __volatile ("eieio");
+	__asm __volatile ("eieio" : : : "memory");
 }
 
 static __inline void
 isync(void)
 {
 
-	__asm __volatile ("isync");
+	__asm __volatile ("isync" : : : "memory");
 }
 
 static __inline void
 powerpc_sync(void)
 {
 
-	__asm __volatile ("sync");
+	__asm __volatile ("sync" : : : "memory");
 }
 
 static __inline register_t