track global accesses to constant types

src/lookup.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_LOOKUP_H_
 #define V8_LOOKUP_H_
 
 #include "src/factory.h"
 #include "src/isolate.h"
 #include "src/objects.h"
@@ skipping 127 matching lines @@
   int GetAccessorIndex() const;
   int GetConstantIndex() const;
   Handle<PropertyCell> GetPropertyCell() const;
   Handle<Object> GetAccessors() const;
   Handle<Object> GetDataValue() const;
   // Usually returns the value that was passed in, but may perform
   // non-observable modifications on it, such as internalize strings.
   Handle<Object> WriteDataValue(Handle<Object> value);
   void InternalizeName();
 
+  int dictionary_entry() const {
+    DCHECK(has_property_);
+    DCHECK(holder_map_->is_dictionary_map());
+    return number_;
+  }
+
  private:
   enum class InterceptorState {
     kUninitialized,
     kSkipNonMasking,
     kProcessNonMasking
   };
 
   Handle<Map> GetReceiverMap() const;
 
   MUST_USE_RESULT inline JSReceiver* NextHolder(Map* map);
@@ skipping 11 matching lines @@
     return !IsBootstrapping() && (configuration_ & kInterceptor) != 0;
   }
   bool check_prototype_chain() const {
     return (configuration_ & kPrototypeChain) != 0;
   }
   int descriptor_number() const {
     DCHECK(has_property_);
     DCHECK(!holder_map_->is_dictionary_map());
     return number_;
   }
-  int dictionary_entry() const {
-    DCHECK(has_property_);
-    DCHECK(holder_map_->is_dictionary_map());
-    return number_;
-  }
 
   static Configuration ComputeConfiguration(
       Configuration configuration, Handle<Name> name) {
     if (name->IsOwn()) {
       return static_cast<Configuration>(configuration &
                                         HIDDEN_SKIP_INTERCEPTOR);
     } else {
       return configuration;
     }
   }
@@ skipping 16 matching lines @@
   Handle<JSReceiver> holder_;
   Handle<Map> holder_map_;
   const Handle<JSReceiver> initial_holder_;
   int number_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_LOOKUP_H_