src/hotspot/share/opto/machnode.hpp

rev 60703 : 8227745, 8233915: Enable Escape Analysis for Better Performance in the Presence of JVMTI Agents
Reviewed-by: mdoerr, goetz

*** 818,831 ****
  class MachSafePointNode : public MachReturnNode {
  public:
    OopMap*         _oop_map;     // Array of OopMap info (8-bit char) for GC
    JVMState*       _jvms;        // Pointer to list of JVM State Objects
    uint            _jvmadj;      // Extra delta to jvms indexes (mach. args)
    OopMap*         oop_map() const { return _oop_map; }
    void            set_oop_map(OopMap* om) { _oop_map = om; }
  
!   MachSafePointNode() : MachReturnNode(), _oop_map(NULL), _jvms(NULL), _jvmadj(0) {
      init_class_id(Class_MachSafePoint);
    }
  
    virtual JVMState* jvms() const { return _jvms; }
    void set_jvms(JVMState* s) {
--- 818,832 ----
  class MachSafePointNode : public MachReturnNode {
  public:
    OopMap*         _oop_map;     // Array of OopMap info (8-bit char) for GC
    JVMState*       _jvms;        // Pointer to list of JVM State Objects
    uint            _jvmadj;      // Extra delta to jvms indexes (mach. args)
+   bool            _has_ea_local_in_scope; // NoEscape or ArgEscape objects in JVM States
    OopMap*         oop_map() const { return _oop_map; }
    void            set_oop_map(OopMap* om) { _oop_map = om; }
  
!   MachSafePointNode() : MachReturnNode(), _oop_map(NULL), _jvms(NULL), _jvmadj(0), _has_ea_local_in_scope(false) {
      init_class_id(Class_MachSafePoint);
    }
  
    virtual JVMState* jvms() const { return _jvms; }
    void set_jvms(JVMState* s) {
*** 923,932 ****
--- 924,934 ----
    ciMethod* _method;                 // Method being direct called
    bool      _override_symbolic_info; // Override symbolic call site info from bytecode
    int       _bci;                    // Byte Code index of call byte code
    bool      _optimized_virtual;      // Tells if node is a static call or an optimized virtual
    bool      _method_handle_invoke;   // Tells if the call has to preserve SP
+   bool      _arg_escape;             // ArgEscape in parameter list
    MachCallJavaNode() : MachCallNode(), _override_symbolic_info(false) {
      init_class_id(Class_MachCallJava);
    }
  
    virtual const RegMask &in_RegMask(uint) const;