diff -r e0be41293b41 -r e9da3a44a7ed src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
--- a/src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp	Wed Jun 19 12:17:22 2019 +0100
+++ b/src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp	Wed Jun 19 08:52:15 2019 -0400
@@ -391,6 +391,7 @@
   void entry_reset();
   void entry_mark();
   void entry_preclean();
+  void entry_roots();
   void entry_cleanup();
   void entry_evac();
   void entry_updaterefs();
@@ -414,6 +415,7 @@
   void op_reset();
   void op_mark();
   void op_preclean();
+  void op_roots();
   void op_cleanup();
   void op_conc_evac();
   void op_stw_evac();