--- old/src/hotspot/share/gc/g1/g1GCPhaseTimes.hpp	2019-11-26 16:18:13.682859367 +0100
+++ new/src/hotspot/share/gc/g1/g1GCPhaseTimes.hpp	2019-11-26 16:18:13.294857443 +0100
@@ -76,8 +76,10 @@
     StringDedupQueueFixup,
     StringDedupTableFixup,
     RedirtyCards,
+    ParFreeCSet,
     YoungFreeCSet,
     NonYoungFreeCSet,
+    RebuildFreeList,
     MergePSS,
     GCParPhasesSentinel
   };
@@ -204,6 +206,10 @@
 
   double _recorded_serial_free_cset_time_ms;
 
+  double _recorded_total_rebuild_freelist_time_ms;
+
+  double _recorded_serial_rebuild_freelist_time_ms;
+
   double _cur_region_register_time;
 
   double _cur_fast_reclaim_humongous_time_ms;
@@ -351,6 +357,14 @@
     _recorded_serial_free_cset_time_ms = time_ms;
   }
 
+  void record_total_rebuild_freelist_time_ms(double time_ms) {
+    _recorded_total_rebuild_freelist_time_ms = time_ms;
+  }
+
+  void record_serial_rebuild_freelist_time_ms(double time_ms) {
+    _recorded_serial_rebuild_freelist_time_ms = time_ms;
+  }
+
   void record_register_regions(double time_ms, size_t total, size_t candidates) {
     _cur_region_register_time = time_ms;
     _cur_fast_reclaim_humongous_total = total;
@@ -434,6 +448,10 @@
     return _recorded_total_free_cset_time_ms;
   }
 
+  double total_rebuild_freelist_time_ms() {
+    return _recorded_total_rebuild_freelist_time_ms;
+  }
+
   double non_young_cset_choice_time_ms() {
     return _recorded_non_young_cset_choice_time_ms;
   }