src/hotspot/share/utilities/singleWriterSynchronizer.hpp

*** 87,101 ****
    // RAII class for managing enter/exit pairs.
    class CriticalSection;
  };
  
  inline uint SingleWriterSynchronizer::enter() {
!   return Atomic::add(2u, &_enter);
  }
  
  inline void SingleWriterSynchronizer::exit(uint enter_value) {
!   uint exit_value = Atomic::add(2u, &_exit[enter_value & 1]);
    // If this exit completes a synchronize request, wakeup possibly
    // waiting synchronizer.  Read of _waiting_for must follow the _exit
    // update.
    if (exit_value == _waiting_for) {
      _wakeup.signal();
--- 87,101 ----
    // RAII class for managing enter/exit pairs.
    class CriticalSection;
  };
  
  inline uint SingleWriterSynchronizer::enter() {
!   return Atomic::add(&_enter, 2u);
  }
  
  inline void SingleWriterSynchronizer::exit(uint enter_value) {
!   uint exit_value = Atomic::add(&_exit[enter_value & 1], 2u);
    // If this exit completes a synchronize request, wakeup possibly
    // waiting synchronizer.  Read of _waiting_for must follow the _exit
    // update.
    if (exit_value == _waiting_for) {
      _wakeup.signal();