src/hotspot/share/runtime/vmThread.cpp

rev 57079 : [mq]: handshake-logs

*** 427,452 ****
  }
  
  static VM_None    safepointALot_op("SafepointALot");
  static VM_Cleanup cleanup_op;
  
! class HandshakeALotTC : public ThreadClosure {
   public:
!   virtual void do_thread(Thread* thread) {
  #ifdef ASSERT
-     assert(thread->is_Java_thread(), "must be");
-     JavaThread* jt = (JavaThread*)thread;
      jt->verify_states_for_handshake();
  #endif
    }
  };
  
  VM_Operation* VMThread::no_op_safepoint() {
    // Check for handshakes first since we may need to return a VMop.
    if (HandshakeALot) {
!     HandshakeALotTC haltc;
!     Handshake::execute(&haltc);
    }
    // Check for a cleanup before SafepointALot to keep stats correct.
    long interval_ms = SafepointTracing::time_since_last_safepoint_ms();
    bool max_time_exceeded = GuaranteedSafepointInterval != 0 &&
                             (interval_ms >= GuaranteedSafepointInterval);
--- 427,451 ----
  }
  
  static VM_None    safepointALot_op("SafepointALot");
  static VM_Cleanup cleanup_op;
  
! class HandshakeALotHS : public HandshakeOperation {
   public:
!   const char* name() { return "HandshakeALot"; };
!   void do_thread(JavaThread* jt) {
  #ifdef ASSERT
      jt->verify_states_for_handshake();
  #endif
    }
  };
  
  VM_Operation* VMThread::no_op_safepoint() {
    // Check for handshakes first since we may need to return a VMop.
    if (HandshakeALot) {
!     HandshakeALotHS halhs;
!     Handshake::execute(&halhs);
    }
    // Check for a cleanup before SafepointALot to keep stats correct.
    long interval_ms = SafepointTracing::time_since_last_safepoint_ms();
    bool max_time_exceeded = GuaranteedSafepointInterval != 0 &&
                             (interval_ms >= GuaranteedSafepointInterval);