--- a/src/hotspot/share/gc/parallel/pcTasks.cpp	Wed May 01 12:41:26 2019 -0400
+++ b/src/hotspot/share/gc/parallel/pcTasks.cpp	Wed May 01 12:31:29 2019 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -46,6 +46,9 @@
 #include "runtime/vmThread.hpp"
 #include "services/management.hpp"
 #include "utilities/stack.inline.hpp"
+#if INCLUDE_JVMCI
+#include "jvmci/jvmci.hpp"
+#endif
 
 //
 // ThreadRootsMarkingTask
@@ -121,6 +124,12 @@
       AOTLoader::oops_do(&mark_and_push_closure);
       break;
 
+#if INCLUDE_JVMCI
+    case jvmci:
+      JVMCI::oops_do(&mark_and_push_closure);
+      break;
+#endif
+
     default:
       fatal("Unknown root type");
   }