src/share/vm/c1/c1_IR.hpp

rev 9031 : 8138894: C1: Support IRIW on weak memory platforms
Reviewed-by:

*** 1,7 ****
  /*
!  * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 149,158 ****
--- 149,159 ----
    XHandlers*    _xhandlers;                      // the exception handlers
    int           _number_of_locks;                // the number of monitor lock slots needed
    bool          _monitor_pairing_ok;             // the monitor pairing info
    bool          _wrote_final;                    // has written final field
    bool          _wrote_fields;                   // has written fields
+   bool          _wrote_volatile;                 // has written volatile field
    BlockBegin*   _start;                          // the start block, successsors are method entries
  
    BitMap        _requires_phi_function;          // bit is set if phi functions at loop headers are necessary for a local variable
  
    // helper functions
*** 185,195 ****
    BlockBegin*   start() const                    { return _start; }
    void          set_wrote_final()                { _wrote_final = true; }
    bool          wrote_final    () const          { return _wrote_final; }
    void          set_wrote_fields()               { _wrote_fields = true; }
    bool          wrote_fields    () const         { return _wrote_fields; }
! 
  };
  
  
  //
  // IRScopeDebugInfo records the debug information for a particular IRScope
--- 186,197 ----
    BlockBegin*   start() const                    { return _start; }
    void          set_wrote_final()                { _wrote_final = true; }
    bool          wrote_final    () const          { return _wrote_final; }
    void          set_wrote_fields()               { _wrote_fields = true; }
    bool          wrote_fields    () const         { return _wrote_fields; }
!   void          set_wrote_volatile()             { _wrote_final = true; }
!   bool          wrote_volatile    () const       { return _wrote_final; }
  };
  
  
  //
  // IRScopeDebugInfo records the debug information for a particular IRScope