src/share/vm/gc_implementation/shenandoah/shenandoahHeapRegionCounters.hpp

rev 9705 : [backport] Implement early update references phase.

*** 36,51 ****
   *
   * variables:
   * - sun.gc.shenandoah.regions.status       current GC status:
   *     - bit 0 set when marking in progress
   *     - bit 1 set when evacuation in progress
   *
   * one variable counter per region, with $max_regions (see above) counters:
   * - sun.gc.shenandoah.regions.region.$i.data
   * where $ is the region number from 0 <= i < $max_regions
   *
!  * in the following format:
   * - bits 0-28   used memory in kilobytes
   * - bits 29-58  live memory in kilobytes
   * - bits 58-63  status
   *      - bit 58 set when region is not used yet
   *      - bit 59 set when region in collection set
--- 36,52 ----
   *
   * variables:
   * - sun.gc.shenandoah.regions.status       current GC status:
   *     - bit 0 set when marking in progress
   *     - bit 1 set when evacuation in progress
+  *     - bit 2 set when update refs in progress
   *
   * one variable counter per region, with $max_regions (see above) counters:
   * - sun.gc.shenandoah.regions.region.$i.data
   * where $ is the region number from 0 <= i < $max_regions
   *
!  * .data is in the following format:
   * - bits 0-28   used memory in kilobytes
   * - bits 29-58  live memory in kilobytes
   * - bits 58-63  status
   *      - bit 58 set when region is not used yet
   *      - bit 59 set when region in collection set