[turbofan] Initial support for monomorphic/polymorphic property loads.

src/objects.h

 // Copyright 2012 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_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/allocation.h"
@@ skipping 5859 matching lines @@
   inline bool CanTransition();
 
   inline bool IsPrimitiveMap();
   inline bool IsJSObjectMap();
   inline bool IsJSArrayMap();
   inline bool IsJSFunctionMap();
   inline bool IsStringMap();
   inline bool IsJSProxyMap();
   inline bool IsJSGlobalProxyMap();
   inline bool IsJSGlobalObjectMap();
+  inline bool IsJSTypedArrayMap();
   inline bool IsGlobalObjectMap();
 
   inline bool CanOmitMapChecks();
 
   static void AddDependentCode(Handle<Map> map,
                                DependentCode::DependencyGroup group,
                                Handle<Code> code);
 
   bool IsMapInArrayPrototypeChain();
 
@@ skipping 4842 matching lines @@
   Handle<FixedArray> keys_;
   Handle<OrderedHashSet> set_;
   int length_;
   DISALLOW_COPY_AND_ASSIGN(KeyAccumulator);
 };
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_