src/hotspot/share/oops/access.hpp

rev 48471 : [mq]: RFE_Access_constantPoolCache_new_decorator

*** 198,213 ****
  //   implies that it is also an IN_ROOT.
  const DecoratorSet IN_HEAP            = UCONST64(1) << 18;
  const DecoratorSet IN_HEAP_ARRAY      = UCONST64(1) << 19;
  const DecoratorSet IN_ROOT            = UCONST64(1) << 20;
  const DecoratorSet IN_CONCURRENT_ROOT = UCONST64(1) << 21;
  const DecoratorSet IN_DECORATOR_MASK  = IN_HEAP | IN_HEAP_ARRAY |
!                                         IN_ROOT | IN_CONCURRENT_ROOT;
  
  // == Value Decorators ==
  // * OOP_NOT_NULL: This property can make certain barriers faster such as compressing oops.
! const DecoratorSet OOP_NOT_NULL       = UCONST64(1) << 22;
  const DecoratorSet OOP_DECORATOR_MASK = OOP_NOT_NULL;
  
  // == Arraycopy Decorators ==
  // * ARRAYCOPY_DEST_NOT_INITIALIZED: This property can be important to e.g. SATB barriers by
  //   marking that the previous value uninitialized nonsense rather than a real value.
--- 198,215 ----
  //   implies that it is also an IN_ROOT.
  const DecoratorSet IN_HEAP            = UCONST64(1) << 18;
  const DecoratorSet IN_HEAP_ARRAY      = UCONST64(1) << 19;
  const DecoratorSet IN_ROOT            = UCONST64(1) << 20;
  const DecoratorSet IN_CONCURRENT_ROOT = UCONST64(1) << 21;
+ const DecoratorSet IN_ARCHIVE_ROOT    = UCONST64(1) << 22;
  const DecoratorSet IN_DECORATOR_MASK  = IN_HEAP | IN_HEAP_ARRAY |
!                                         IN_ROOT | IN_CONCURRENT_ROOT |
!                                         IN_ARCHIVE_ROOT;
  
  // == Value Decorators ==
  // * OOP_NOT_NULL: This property can make certain barriers faster such as compressing oops.
! const DecoratorSet OOP_NOT_NULL       = UCONST64(1) << 23;
  const DecoratorSet OOP_DECORATOR_MASK = OOP_NOT_NULL;
  
  // == Arraycopy Decorators ==
  // * ARRAYCOPY_DEST_NOT_INITIALIZED: This property can be important to e.g. SATB barriers by
  //   marking that the previous value uninitialized nonsense rather than a real value.