serialHeap.hpp

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#ifndef SHARE_GC_SERIAL_SERIALHEAP_HPP
#define SHARE_GC_SERIAL_SERIALHEAP_HPP

#include "gc/serial/defNewGeneration.hpp"
#include "gc/serial/tenuredGeneration.hpp"
#include "gc/shared/genCollectedHeap.hpp"
#include "utilities/growableArray.hpp"

class GCMemoryManager;
class MemoryPool;
class OopIterateClosure;
class TenuredGeneration;

class SerialHeap : public GenCollectedHeap {
private:
  MemoryPool* _eden_pool;
  MemoryPool* _survivor_pool;
  MemoryPool* _old_pool;

  virtual void initialize_serviceability();

public:
  static SerialHeap* heap();

  SerialHeap();

  virtual Name kind() const {
    return CollectedHeap::Serial;
  }

  virtual const char* name() const {
    return "Serial";
  }

  virtual GrowableArray<GCMemoryManager*> memory_managers();
  virtual GrowableArray<MemoryPool*> memory_pools();

  DefNewGeneration* young_gen() const {
    assert(_young_gen->kind() == Generation::DefNew, "Wrong generation type");
    return static_cast<DefNewGeneration*>(_young_gen);
  }

  TenuredGeneration* old_gen() const {
    assert(_old_gen->kind() == Generation::MarkSweepCompact, "Wrong generation type");
    return static_cast<TenuredGeneration*>(_old_gen);
  }

  // Apply "cur->do_oop" or "older->do_oop" to all the oops in objects
  // allocated since the last call to save_marks in the young generation.
  // The "cur" closure is applied to references in the younger generation
  // at "level", and the "older" closure to older generations.
  template <typename OopClosureType1, typename OopClosureType2>
  void oop_since_save_marks_iterate(OopClosureType1* cur,
                                    OopClosureType2* older);

  void young_process_roots(OopIterateClosure* root_closure,
                           OopIterateClosure* old_gen_closure,
                           CLDClosure* cld_closure);
};

#endif // SHARE_GC_SERIAL_SERIALHEAP_HPP