[TypeFeedbackVector] Combine the literals array and the feedback vector.

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/base/logging.h"
@@ skipping 14 matching lines @@
   CALL_IC,
   LOAD_IC,
   LOAD_GLOBAL_IC,
   KEYED_LOAD_IC,
   STORE_IC,
   KEYED_STORE_IC,
   INTERPRETER_BINARYOP_IC,
   INTERPRETER_COMPARE_IC,
   STORE_DATA_PROPERTY_IN_LITERAL_IC,
   CREATE_CLOSURE,
+  LITERAL,
   // This is a general purpose slot that occupies one feedback vector element.
   GENERAL,
 
   KINDS_NUMBER  // Last value indicating number of kinds.
 };
 
 std::ostream& operator<<(std::ostream& os, FeedbackVectorSlotKind kind);
 
 
 template <typename Derived>
@@ skipping 34 matching lines @@
   }
 
   FeedbackVectorSlot AddInterpreterCompareICSlot() {
     return AddSlot(FeedbackVectorSlotKind::INTERPRETER_COMPARE_IC);
   }
 
   FeedbackVectorSlot AddGeneralSlot() {
     return AddSlot(FeedbackVectorSlotKind::GENERAL);
   }
 
+  FeedbackVectorSlot AddLiteralSlot() {
+    return AddSlot(FeedbackVectorSlotKind::LITERAL);
+  }
+
   FeedbackVectorSlot AddStoreDataPropertyInLiteralICSlot() {
     return AddSlot(FeedbackVectorSlotKind::STORE_DATA_PROPERTY_IN_LITERAL_IC);
   }
 
 #ifdef OBJECT_PRINT
   // For gdb debugging.
   void Print();
 #endif  // OBJECT_PRINT
 
   DECLARE_PRINTER(FeedbackVectorSpec)
@@ skipping 132 matching lines @@
   // Returns number of slots in the vector.
   inline int slot_count() const;
 
   inline TypeFeedbackMetadata* metadata() const;
   inline int invocation_count() const;
 
   // Conversion from a slot to an integer index to the underlying array.
   static int GetIndex(FeedbackVectorSlot slot) {
     return kReservedIndexCount + slot.ToInt();
   }
-  static int GetIndexFromSpec(const FeedbackVectorSpec* spec,
-                              FeedbackVectorSlot slot);
 
   // Conversion from an integer index to the underlying array to a slot.
   static inline FeedbackVectorSlot ToSlot(int index);
   inline Object* Get(FeedbackVectorSlot slot) const;
   inline void Set(FeedbackVectorSlot slot, Object* value,
                   WriteBarrierMode mode = UPDATE_WRITE_BARRIER);
 
   // Returns slot kind for given slot.
   FeedbackVectorSlotKind GetKind(FeedbackVectorSlot slot) const;
 
@@ skipping 446 matching lines @@
   InlineCacheState StateFromFeedback() const override;
 };
 
 inline BinaryOperationHint BinaryOperationHintFromFeedback(int type_feedback);
 inline CompareOperationHint CompareOperationHintFromFeedback(int type_feedback);
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TRANSITIONS_H_