src/hotspot/share/gc/parallel/psCompactionManager.cpp

rev 56967 : [mq]: 8220465-parallel-gc-haoyu-li
rev 56968 : [mq]: 8220465-suggestions

*** 102,116 ****
      "Could not create ParCompactionManager");
    assert(ParallelScavengeHeap::heap()->workers().total_workers() != 0,
      "Not initialized?");
  
    _shadow_region_array = new (ResourceObj::C_HEAP, mtInternal) GrowableArray<size_t >(10, true);
-   guarantee(_shadow_region_array != NULL, "Could not allocate shadow_region_array");
- 
    _shadow_region_monitor = new Monitor(Mutex::barrier, "CompactionManager monitor",
                                         Mutex::_allow_vm_block_flag, Monitor::_safepoint_check_never);
-   guarantee(_shadow_region_monitor != NULL, "Could not allocate shadow_region_monitor");
  }
  
  void ParCompactionManager::reset_all_bitmap_query_caches() {
    uint parallel_gc_threads = ParallelScavengeHeap::heap()->workers().total_workers();
    for (uint i=0; i<=parallel_gc_threads; i++) {
--- 102,113 ----
*** 193,204 ****
  void ParCompactionManager::release_shadow_region(size_t shadow_region) {
    MutexLocker ml(_shadow_region_monitor, Mutex::_no_safepoint_check_flag);
    _shadow_region_array->append(shadow_region);
  }
  
! void ParCompactionManager::enqueue_shadow_region(size_t shadow_region) {
    _shadow_region_array->append(shadow_region);
  }
  
! void ParCompactionManager::dequeue_shadow_region() {
    _shadow_region_array->clear();
  }
\ No newline at end of file
--- 190,201 ----
  void ParCompactionManager::release_shadow_region(size_t shadow_region) {
    MutexLocker ml(_shadow_region_monitor, Mutex::_no_safepoint_check_flag);
    _shadow_region_array->append(shadow_region);
  }
  
! void ParCompactionManager::add_shadow_region(size_t shadow_region) {
    _shadow_region_array->append(shadow_region);
  }
  
! void ParCompactionManager::remove_all_shadow_regions() {
    _shadow_region_array->clear();
  }
\ No newline at end of file