src/hotspot/share/gc/shared/modRefBarrierSet.hpp

RFE_8195103_reduce_initial_card_marks

*** 1,7 ****
  /*
!  * Copyright (c) 2000, 2017, 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) 2000, 2018, 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.
***************
*** 43,52 ****
--- 43,53 ----
    template <DecoratorSet decorators, typename T>
    inline void write_ref_field_post(T *addr, oop new_value) {}
  
    // Causes all refs in "mr" to be assumed to be modified.
    virtual void invalidate(MemRegion mr) = 0;
+   virtual void write_region(MemRegion mr) = 0;
  
    // The caller guarantees that "mr" contains no references.  (Perhaps it's
    // objects have been moved elsewhere.)
    virtual void clear(MemRegion mr) = 0;