--- old/src/hotspot/os_cpu/aix_ppc/orderAccess_aix_ppc.hpp	2018-07-11 14:32:18.692195227 -0700
+++ new/src/hotspot/os_cpu/aix_ppc/orderAccess_aix_ppc.hpp	2018-07-11 14:32:18.248186775 -0700
@@ -82,7 +82,7 @@
 struct OrderAccess::PlatformOrderedLoad<byte_size, X_ACQUIRE>
 {
   template <typename T>
-  T operator()(const volatile T* p) const { register T t = Atomic::load(p); inlasm_acquire_reg(t); return t; }
+  T operator()(const volatile T* p) const { T t = Atomic::load(p); inlasm_acquire_reg(t); return t; }
 };
 
 #undef inlasm_sync