src/share/vm/oops/method.hpp

rev 8621 : 8076112: Add @HotSpotIntrinsicCandidate annotation to indicate methods for which Java Runtime has intrinsics
Summary: Annotate possibly intrinsified methods with @HotSpotIntrinsicCandidate. Add checks omitted by intrinsics to the library code. Add CheckIntrinsics flags to check consistency of intrinsics.
Reviewed-by: jrose, kvn, thartmann, vlivanov, abuckley, darcy, ascarpino, briangoetz, alanb, aph, dnsimon

*** 80,90 ****
      _caller_sensitive     = 1 << 1,
      _force_inline         = 1 << 2,
      _dont_inline          = 1 << 3,
      _hidden               = 1 << 4,
      _has_injected_profile = 1 << 5,
!     _running_emcp         = 1 << 6
    };
    u1 _flags;
  
  #ifndef PRODUCT
    int               _compiled_invocation_count;  // Number of nmethod invocations so far (for perf. debugging)
--- 80,91 ----
      _caller_sensitive     = 1 << 1,
      _force_inline         = 1 << 2,
      _dont_inline          = 1 << 3,
      _hidden               = 1 << 4,
      _has_injected_profile = 1 << 5,
!     _running_emcp         = 1 << 6,
!     _intrinsic_candidate  = 1 << 7
    };
    u1 _flags;
  
  #ifndef PRODUCT
    int               _compiled_invocation_count;  // Number of nmethod invocations so far (for perf. debugging)
*** 813,822 ****
--- 814,830 ----
    }
    void set_hidden(bool x) {
      _flags = x ? (_flags | _hidden) : (_flags & ~_hidden);
    }
  
+   bool intrinsic_candidate() {
+     return (_flags & _intrinsic_candidate) != 0;
+   }
+   void set_intrinsic_candidate(bool x) {
+     _flags = x ? (_flags | _intrinsic_candidate) : (_flags & ~_intrinsic_candidate);
+   }
+ 
    bool has_injected_profile() {
      return (_flags & _has_injected_profile) != 0;
    }
    void set_has_injected_profile(bool x) {
      _flags = x ? (_flags | _has_injected_profile) : (_flags & ~_has_injected_profile);