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

*** 530,540 ****
    const size_t obj_ofs = pointer_delta(addr, _region_start);
    const size_t beg_region = obj_ofs >> Log2RegionSize;
    const size_t end_region = (obj_ofs + len - 1) >> Log2RegionSize;
  
    DEBUG_ONLY(Atomic::inc(&add_obj_count);)
!   DEBUG_ONLY(Atomic::add(len, &add_obj_size);)
  
    if (beg_region == end_region) {
      // All in one region.
      _region_data[beg_region].add_live_obj(len);
      return;
--- 530,540 ----
    const size_t obj_ofs = pointer_delta(addr, _region_start);
    const size_t beg_region = obj_ofs >> Log2RegionSize;
    const size_t end_region = (obj_ofs + len - 1) >> Log2RegionSize;
  
    DEBUG_ONLY(Atomic::inc(&add_obj_count);)
!   DEBUG_ONLY(Atomic::add(&add_obj_size, len);)
  
    if (beg_region == end_region) {
      // All in one region.
      _region_data[beg_region].add_live_obj(len);
      return;
*** 2447,2457 ****
      assert(_insert_index < _size, "too small backing array");
      _backing_array[_insert_index++] = value;
    }
  
    bool try_claim(PSParallelCompact::UpdateDensePrefixTask& reference) {
!     uint claimed = Atomic::add(1u, &_counter) - 1; // -1 is so that we start with zero
      if (claimed < _insert_index) {
        reference = _backing_array[claimed];
        return true;
      } else {
        return false;
--- 2447,2457 ----
      assert(_insert_index < _size, "too small backing array");
      _backing_array[_insert_index++] = value;
    }
  
    bool try_claim(PSParallelCompact::UpdateDensePrefixTask& reference) {
!     uint claimed = Atomic::add(&_counter, 1u) - 1; // -1 is so that we start with zero
      if (claimed < _insert_index) {
        reference = _backing_array[claimed];
        return true;
      } else {
        return false;