src/hotspot/share/memory/universe.hpp

rev 49264 : 8193266: AArch64: TestOptionsWithRanges.java SIGSEGV
Reviewed-by: aph, dsamersoff

*** 192,202 ****
    // For UseCompressedOops.
    static struct NarrowPtrStruct _narrow_oop;
    // For UseCompressedClassPointers.
    static struct NarrowPtrStruct _narrow_klass;
    static address _narrow_ptrs_base;
! 
    // array of dummy objects used with +FullGCAlot
    debug_only(static objArrayOop _fullgc_alot_dummy_array;)
    // index of next entry to clear
    debug_only(static int         _fullgc_alot_dummy_next;)
  
--- 192,203 ----
    // For UseCompressedOops.
    static struct NarrowPtrStruct _narrow_oop;
    // For UseCompressedClassPointers.
    static struct NarrowPtrStruct _narrow_klass;
    static address _narrow_ptrs_base;
!   // CompressedClassSpaceSize set to 1GB, but appear 3GB away from _narrow_ptrs_base during CDS dump.
!   static uint64_t _narrow_klass_range;
    // array of dummy objects used with +FullGCAlot
    debug_only(static objArrayOop _fullgc_alot_dummy_array;)
    // index of next entry to clear
    debug_only(static int         _fullgc_alot_dummy_next;)
  
*** 242,251 ****
--- 243,256 ----
    }
    static void     set_narrow_klass_base(address base) {
      assert(UseCompressedClassPointers, "no compressed klass ptrs?");
      _narrow_klass._base   = base;
    }
+   static void     set_narrow_klass_range(uint64_t range) {
+      assert(UseCompressedClassPointers, "no compressed klass ptrs?");
+      _narrow_klass_range = range;
+   }
    static void     set_narrow_oop_use_implicit_null_checks(bool use) {
      assert(UseCompressedOops, "no compressed ptrs?");
      _narrow_oop._use_implicit_null_checks   = use;
    }
  
*** 427,436 ****
--- 432,442 ----
    static bool     narrow_oop_use_implicit_null_checks()   { return  _narrow_oop._use_implicit_null_checks; }
  
    // For UseCompressedClassPointers
    static address  narrow_klass_base()                     { return  _narrow_klass._base; }
    static bool  is_narrow_klass_base(void* addr)           { return (narrow_klass_base() == (address)addr); }
+   static uint64_t narrow_klass_range()                    { return  _narrow_klass_range; }
    static int      narrow_klass_shift()                    { return  _narrow_klass._shift; }
    static bool     narrow_klass_use_implicit_null_checks() { return  _narrow_klass._use_implicit_null_checks; }
  
    static address* narrow_ptrs_base_addr()                 { return &_narrow_ptrs_base; }
    static void     set_narrow_ptrs_base(address a)         { _narrow_ptrs_base = a; }