Special printing for type feedback vectors.

src/type-feedback-vector.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_TYPE_FEEDBACK_VECTOR_H_
 #define V8_TYPE_FEEDBACK_VECTOR_H_
 
 #include <vector>
 
 #include "src/checks.h"
@@ skipping 174 matching lines @@
   // IC slots need metadata to recognize the type of IC.
   Code::Kind GetKind(FeedbackVectorICSlot slot) const;
 
   template <typename Spec>
   static Handle<TypeFeedbackVector> Allocate(Isolate* isolate,
                                              const Spec* spec);
 
   static Handle<TypeFeedbackVector> Copy(Isolate* isolate,
                                          Handle<TypeFeedbackVector> vector);
 
+#ifdef OBJECT_PRINT
+  // For gdb debugging.
+  void Print();
+#endif  // OBJECT_PRINT
+
+  DECLARE_PRINTER(TypeFeedbackVector)
+
   // Clears the vector slots and the vector ic slots.
   void ClearSlots(SharedFunctionInfo* shared) { ClearSlotsImpl(shared, true); }
   void ClearSlotsAtGCTime(SharedFunctionInfo* shared) {
     ClearSlotsImpl(shared, false);
   }
 
   void ClearICSlots(SharedFunctionInfo* shared) {
     ClearICSlotsImpl(shared, true);
   }
   void ClearICSlotsAtGCTime(SharedFunctionInfo* shared) {
@@ skipping 256 matching lines @@
   void ConfigurePolymorphic(Handle<Name> name, MapHandleList* maps,
                             CodeHandleList* handlers);
 
   InlineCacheState StateFromFeedback() const override;
   Name* FindFirstName() const override;
 };
 }
 }  // namespace v8::internal
 
 #endif  // V8_TRANSITIONS_H_