VectorICs: allocating slots for store ics in ast nodes.

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 210 matching lines @@
 
   // A raw version of the uninitialized sentinel that's safe to read during
   // garbage collection (e.g., for patching the cache).
   static inline Object* RawUninitializedSentinel(Heap* heap);
 
  private:
   enum VectorICKind {
     KindUnused = 0x0,
     KindCallIC = 0x1,
     KindLoadIC = 0x2,
-    KindKeyedLoadIC = 0x3
+    KindKeyedLoadIC = 0x3,
+    KindStoreIC = 0x4,
+    KindKeyedStoreIC = 0x5,
   };
 
-  static const int kVectorICKindBits = 2;
+  static const int kVectorICKindBits = 3;
   static VectorICKind FromCodeKind(Code::Kind kind);
   static Code::Kind FromVectorICKind(VectorICKind kind);
   void SetKind(FeedbackVectorICSlot slot, Code::Kind kind);
 
   typedef BitSetComputer<VectorICKind, kVectorICKindBits, kSmiValueSize,
                          uint32_t> VectorICComputer;
 
   void ClearSlotsImpl(SharedFunctionInfo* shared, bool force_clear);
   void ClearICSlotsImpl(SharedFunctionInfo* shared, bool force_clear);
 
@@ skipping 169 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_