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#ifndef SHARE_RUNTIME_MONITORCHUNK_HPP
#define SHARE_RUNTIME_MONITORCHUNK_HPP
#include "memory/allocation.hpp"
class BasicObjectLock;
class OopClosure;
// Data structure for holding monitors for one activation during
// deoptimization.
class MonitorChunk: public CHeapObj<mtSynchronizer> {
private :
int _number_of_monitors;
BasicObjectLock* _monitors;
BasicObjectLock* monitors() const { return _monitors; }
MonitorChunk* _next;
public :
// Constructor
MonitorChunk(int number_on_monitors);
~MonitorChunk();
// link operations
MonitorChunk* next() const { return _next; }
void set_next(MonitorChunk* next) { _next = next; }
// Returns the number of monitors
int number_of_monitors() const { return _number_of_monitors; }
// Returns the index'th monitor
BasicObjectLock* at(int index) { assert(index >= 0 && index < number_of_monitors(), "out of bounds check" ); return &monitors()[index]; }
// Memory management
void oops_do(OopClosure* f);
// Tells whether the addr point into the monitors.
bool contains(void * addr) const { return (addr >= (void *) monitors()) && (addr < (void *) (monitors() + number_of_monitors())); }
};
#endif // SHARE_RUNTIME_MONITORCHUNK_HPP
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