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

rev 54931 : [mq]: max_size

*** 958,968 ****
    HeapWord* const bot = space->bottom();
    HeapWord* const top = space->top();
    HeapWord* const max_top = MAX2(top, _space_info[id].new_top());
  
    const idx_t beg_bit = _mark_bitmap.addr_to_bit(bot);
!   const idx_t end_bit = BitMap::word_align_up(_mark_bitmap.addr_to_bit(top));
    _mark_bitmap.clear_range(beg_bit, end_bit);
  
    const size_t beg_region = _summary_data.addr_to_region_idx(bot);
    const size_t end_region =
      _summary_data.addr_to_region_idx(_summary_data.region_align_up(max_top));
--- 958,968 ----
    HeapWord* const bot = space->bottom();
    HeapWord* const top = space->top();
    HeapWord* const max_top = MAX2(top, _space_info[id].new_top());
  
    const idx_t beg_bit = _mark_bitmap.addr_to_bit(bot);
!   const idx_t end_bit = _mark_bitmap.align_range_end(_mark_bitmap.addr_to_bit(top));
    _mark_bitmap.clear_range(beg_bit, end_bit);
  
    const size_t beg_region = _summary_data.addr_to_region_idx(bot);
    const size_t end_region =
      _summary_data.addr_to_region_idx(_summary_data.region_align_up(max_top));
*** 2649,2659 ****
    assert(count > 0, "sanity");
  
    ParMarkBitMap* m = mark_bitmap();
    idx_t bits_to_skip = m->words_to_bits(count);
    idx_t cur_beg = m->addr_to_bit(beg);
!   const idx_t search_end = BitMap::word_align_up(m->addr_to_bit(end));
  
    do {
      cur_beg = m->find_obj_beg(cur_beg, search_end);
      idx_t cur_end = m->find_obj_end(cur_beg, search_end);
      const size_t obj_bits = cur_end - cur_beg + 1;
--- 2649,2659 ----
    assert(count > 0, "sanity");
  
    ParMarkBitMap* m = mark_bitmap();
    idx_t bits_to_skip = m->words_to_bits(count);
    idx_t cur_beg = m->addr_to_bit(beg);
!   const idx_t search_end = m->align_range_end(m->addr_to_bit(end));
  
    do {
      cur_beg = m->find_obj_beg(cur_beg, search_end);
      idx_t cur_end = m->find_obj_end(cur_beg, search_end);
      const size_t obj_bits = cur_end - cur_beg + 1;