71     Termination,
  72     OptTermination,
  73     Other,
  74     GCWorkerTotal,
  75     GCWorkerEnd,
  76     StringDedupQueueFixup,
  77     StringDedupTableFixup,
  78     RedirtyCards,
  79     YoungFreeCSet,
  80     NonYoungFreeCSet,
  81     MergePSS,
  82     GCParPhasesSentinel
  83   };
  84 
  85   static const GCParPhases ExtRootScanSubPhasesFirst = ThreadRoots;
  86   static const GCParPhases ExtRootScanSubPhasesLast = CMRefRoots;
  87 
  88   enum GCMergeRSWorkTimes {
  89     MergeRSMergedSparse,
  90     MergeRSMergedFine,
  91     MergeRSMergedCoarse

  92   };
  93 
  94   enum GCScanHRWorkItems {
  95     ScanHRScannedCards,
  96     ScanHRScannedBlocks,
  97     ScanHRClaimedChunks,
  98     ScanHRScannedOptRefs,
  99     ScanHRUsedMemory
 100   };
 101 
 102   enum GCMergeHCCWorkItems {
 103     MergeHCCDirtyCards,
 104     MergeHCCSkippedCards
 105   };
 106 
 107   enum GCMergeLBWorkItems {
 108     MergeLBDirtyCards,
 109     MergeLBSkippedCards
 110   };
 111 
 112   enum GCMergePSSWorkItems {
 113     MergePSSCopiedBytes,
 114     MergePSSLABWasteBytes,
 115     MergePSSLABUndoWasteBytes
 116   };
 117 
 118  private:
 119   // Markers for grouping the phases in the GCPhases enum above
 120   static const int GCMainParPhasesLast = GCWorkerEnd;
 121 
 122   WorkerDataArray<double>* _gc_par_phases[GCParPhasesSentinel];
 123 
 124   WorkerDataArray<size_t>* _merge_rs_merged_sparse;
 125   WorkerDataArray<size_t>* _merge_rs_merged_fine;
 126   WorkerDataArray<size_t>* _merge_rs_merged_coarse;

 127 
 128   WorkerDataArray<size_t>* _merge_hcc_dirty_cards;
 129   WorkerDataArray<size_t>* _merge_hcc_skipped_cards;
 130 
 131   WorkerDataArray<size_t>* _merge_lb_dirty_cards;
 132   WorkerDataArray<size_t>* _merge_lb_skipped_cards;
 133 
 134   WorkerDataArray<size_t>* _scan_hr_scanned_cards;
 135   WorkerDataArray<size_t>* _scan_hr_scanned_blocks;
 136   WorkerDataArray<size_t>* _scan_hr_claimed_chunks;
 137 
 138   WorkerDataArray<size_t>* _opt_merge_rs_merged_sparse;
 139   WorkerDataArray<size_t>* _opt_merge_rs_merged_fine;
 140   WorkerDataArray<size_t>* _opt_merge_rs_merged_coarse;

 141 
 142   WorkerDataArray<size_t>* _opt_scan_hr_scanned_cards;
 143   WorkerDataArray<size_t>* _opt_scan_hr_scanned_blocks;
 144   WorkerDataArray<size_t>* _opt_scan_hr_claimed_chunks;
 145   WorkerDataArray<size_t>* _opt_scan_hr_scanned_opt_refs;
 146   WorkerDataArray<size_t>* _opt_scan_hr_used_memory;
 147 
 148   WorkerDataArray<size_t>* _merge_pss_copied_bytes;
 149   WorkerDataArray<size_t>* _merge_pss_lab_waste_bytes;
 150   WorkerDataArray<size_t>* _merge_pss_lab_undo_waste_bytes;
 151 
 152   WorkerDataArray<size_t>* _termination_attempts;
 153 
 154   WorkerDataArray<size_t>* _opt_termination_attempts;
 155 
 156   WorkerDataArray<size_t>* _redirtied_cards;
 157 
 158   double _cur_collection_initial_evac_time_ms;
 159   double _cur_optional_evac_time_ms;
 160   double _cur_collection_code_root_fixup_time_ms;

  71     Termination,
  72     OptTermination,
  73     Other,
  74     GCWorkerTotal,
  75     GCWorkerEnd,
  76     StringDedupQueueFixup,
  77     StringDedupTableFixup,
  78     RedirtyCards,
  79     YoungFreeCSet,
  80     NonYoungFreeCSet,
  81     MergePSS,
  82     GCParPhasesSentinel
  83   };
  84 
  85   static const GCParPhases ExtRootScanSubPhasesFirst = ThreadRoots;
  86   static const GCParPhases ExtRootScanSubPhasesLast = CMRefRoots;
  87 
  88   enum GCMergeRSWorkTimes {
  89     MergeRSMergedSparse,
  90     MergeRSMergedFine,
  91     MergeRSMergedCoarse,
  92     MergeRSDirtyCards
  93   };
  94 
  95   enum GCScanHRWorkItems {
  96     ScanHRScannedCards,
  97     ScanHRScannedBlocks,
  98     ScanHRClaimedChunks,
  99     ScanHRScannedOptRefs,
 100     ScanHRUsedMemory
 101   };
 102 
 103   enum GCMergeHCCWorkItems {
 104     MergeHCCDirtyCards,
 105     MergeHCCSkippedCards
 106   };
 107 
 108   enum GCMergeLBWorkItems {
 109     MergeLBDirtyCards,
 110     MergeLBSkippedCards
 111   };
 112 
 113   enum GCMergePSSWorkItems {
 114     MergePSSCopiedBytes,
 115     MergePSSLABWasteBytes,
 116     MergePSSLABUndoWasteBytes
 117   };
 118 
 119  private:
 120   // Markers for grouping the phases in the GCPhases enum above
 121   static const int GCMainParPhasesLast = GCWorkerEnd;
 122 
 123   WorkerDataArray<double>* _gc_par_phases[GCParPhasesSentinel];
 124 
 125   WorkerDataArray<size_t>* _merge_rs_merged_sparse;
 126   WorkerDataArray<size_t>* _merge_rs_merged_fine;
 127   WorkerDataArray<size_t>* _merge_rs_merged_coarse;
 128   WorkerDataArray<size_t>* _merge_rs_dirty_cards;
 129 
 130   WorkerDataArray<size_t>* _merge_hcc_dirty_cards;
 131   WorkerDataArray<size_t>* _merge_hcc_skipped_cards;
 132 
 133   WorkerDataArray<size_t>* _merge_lb_dirty_cards;
 134   WorkerDataArray<size_t>* _merge_lb_skipped_cards;
 135 
 136   WorkerDataArray<size_t>* _scan_hr_scanned_cards;
 137   WorkerDataArray<size_t>* _scan_hr_scanned_blocks;
 138   WorkerDataArray<size_t>* _scan_hr_claimed_chunks;
 139 
 140   WorkerDataArray<size_t>* _opt_merge_rs_merged_sparse;
 141   WorkerDataArray<size_t>* _opt_merge_rs_merged_fine;
 142   WorkerDataArray<size_t>* _opt_merge_rs_merged_coarse;
 143   WorkerDataArray<size_t>* _opt_merge_rs_dirty_cards;
 144 
 145   WorkerDataArray<size_t>* _opt_scan_hr_scanned_cards;
 146   WorkerDataArray<size_t>* _opt_scan_hr_scanned_blocks;
 147   WorkerDataArray<size_t>* _opt_scan_hr_claimed_chunks;
 148   WorkerDataArray<size_t>* _opt_scan_hr_scanned_opt_refs;
 149   WorkerDataArray<size_t>* _opt_scan_hr_used_memory;
 150 
 151   WorkerDataArray<size_t>* _merge_pss_copied_bytes;
 152   WorkerDataArray<size_t>* _merge_pss_lab_waste_bytes;
 153   WorkerDataArray<size_t>* _merge_pss_lab_undo_waste_bytes;
 154 
 155   WorkerDataArray<size_t>* _termination_attempts;
 156 
 157   WorkerDataArray<size_t>* _opt_termination_attempts;
 158 
 159   WorkerDataArray<size_t>* _redirtied_cards;
 160 
 161   double _cur_collection_initial_evac_time_ms;
 162   double _cur_optional_evac_time_ms;
 163   double _cur_collection_code_root_fixup_time_ms;