src/share/vm/gc_implementation/g1/heapRegionManager.hpp

rev 7970 : 8061715: gc/g1/TestShrinkAuxiliaryData15.java fails
Summary: added WhiteBox methods to count regions and exact aux data sizes
Reviewed-by:

*** 1,7 ****
  /*
!  * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 26,35 ****
--- 26,36 ----
  #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONMANAGER_HPP
  
  #include "gc_implementation/g1/g1BiasedArray.hpp"
  #include "gc_implementation/g1/g1RegionToSpaceMapper.hpp"
  #include "gc_implementation/g1/heapRegionSet.hpp"
+ #include "services/memoryUsage.hpp"
  
  class HeapRegion;
  class HeapRegionClosure;
  class HeapRegionClaimer;
  class FreeRegionList;
*** 194,203 ****
--- 195,206 ----
    uint length() const { return _num_committed; }
  
    // Return the maximum number of regions in the heap.
    uint max_length() const { return (uint)_regions.length(); }
  
+   MemoryUsage get_auxiliary_data_memory_usage() const;
+ 
    MemRegion reserved() const { return MemRegion(heap_bottom(), heap_end()); }
  
    // Expand the sequence to reflect that the heap has grown. Either create new
    // HeapRegions, or re-use existing ones. Returns the number of regions the
    // sequence was expanded by. If a HeapRegion allocation fails, the resulting