--- a/src/hotspot/share/ci/ciInstanceKlass.cpp	Tue Nov 06 15:23:52 2018 +0800
+++ b/src/hotspot/share/ci/ciInstanceKlass.cpp	Tue Nov 06 10:01:27 2018 +0100
@@ -554,6 +554,12 @@
   _has_injected_fields = has_injected_fields;
 }
 
+bool ciInstanceKlass::has_object_fields() const {
+  GUARDED_VM_ENTRY(
+      return get_instanceKlass()->nonstatic_oop_map_size() > 0;
+    );
+}
+
 // ------------------------------------------------------------------
 // ciInstanceKlass::find_method
 //