src/hotspot/share/c1/c1_Instruction.hpp

*** 1572,1589 ****
    virtual void input_values_do(ValueVisitor* f)   { StateSplit::input_values_do(f); f->visit(&_obj); }
  };
  
  
  LEAF(MonitorEnter, AccessMonitor)
   public:
    // creation
!   MonitorEnter(Value obj, int monitor_no, ValueStack* state_before)
    : AccessMonitor(obj, monitor_no, state_before)
    {
      ASSERT_VALUES
    }
  
    // generic
    virtual bool can_trap() const                  { return true; }
  };
  
  
--- 1572,1594 ----
    virtual void input_values_do(ValueVisitor* f)   { StateSplit::input_values_do(f); f->visit(&_obj); }
  };
  
  
  LEAF(MonitorEnter, AccessMonitor)
+ bool _maybe_valuetype;
   public:
    // creation
!   MonitorEnter(Value obj, int monitor_no, ValueStack* state_before, bool maybe_valuetype)
    : AccessMonitor(obj, monitor_no, state_before)
+   , _maybe_valuetype(maybe_valuetype)
    {
      ASSERT_VALUES
    }
  
+   // accessors
+   bool maybe_valuetype() const                   { return _maybe_valuetype; }
+ 
    // generic
    virtual bool can_trap() const                  { return true; }
  };