Index: sys/powerpc/include/cpufunc.h
===================================================================
--- sys/powerpc/include/cpufunc.h	(revision 368201)
+++ sys/powerpc/include/cpufunc.h	(working copy)
@@ -167,7 +167,7 @@
 static __inline register_t
 mffs(void)
 {
-	register_t value;
+	uint64_t value;
 
 	__asm __volatile ("mffs 0; stfd 0,0(%0)"
 			:: "b"(&value));
@@ -176,7 +176,7 @@
 }
 
 static __inline void
-mtfsf(register_t value)
+mtfsf(uint64_t value)
 {
 	__asm __volatile ("lfd 0,0(%0); mtfsf 0xff,0"
 			:: "b"(&value));