279 

   279 

   280   // none present

   280   // none present

   281 

   281 

   282 };

   282 };

   283 

   283 

   285  private:

   285  private:

   286   double CachePad[4];   // increase odds that _mutex is sole occupant of cache line

   286   double CachePad[4];   // increase odds that _mutex is sole occupant of cache line

   287   volatile int _Event;

   287   volatile int _Event;

   288   int _nParked;

   288   int _nParked;

   289   int _pipev[2];

   289   int _pipev[2];

   315   void park();

   315   void park();

   316   int  park(jlong millis);

   316   int  park(jlong millis);

   317   void unpark();

   317   void unpark();

   318 };

   318 };

   319 

   319 

   321  protected:

   321  protected:

   322   mutex_t _mutex[1];

   322   mutex_t _mutex[1];

   323   cond_t  _cond[1];

   323   cond_t  _cond[1];

   324 

   324 

   325  public:       // TODO-FIXME: make dtor private

   325  public:       // TODO-FIXME: make dtor private

   334     assert_status(status == 0, status, "mutex_init");

   334     assert_status(status == 0, status, "mutex_init");

   335   }

   335   }

   336 };

   336 };

   337 

   337 

   338 // Platform specific implementation that underpins VM Monitor/Mutex class

   338 // Platform specific implementation that underpins VM Monitor/Mutex class

   340  private:

   340  private:

   341   mutex_t _mutex; // Native mutex for locking

   341   mutex_t _mutex; // Native mutex for locking

   342   cond_t  _cond;  // Native condition variable for blocking

   342   cond_t  _cond;  // Native condition variable for blocking

   343 

   343 

   344  public:

   344  public: