[Interpreter] Add interpreter support for compare ops and ToBoolean.

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 797 matching lines @@
 
   NOT_EQUAL = GREATER
 };
 
 
 // Result of an abstract relational comparison of x and y, implemented according
 // to ES6 section 7.2.11 Abstract Relational Comparison.
 enum class ComparisonResult {
   kLessThan,     // x < y
   kEqual,        // x = y
-  kGreaterThan,  // x > x
+  kGreaterThan,  // x > y
   kUndefined     // at least one of x or y was undefined or NaN
 };
 
 
 #define DECL_BOOLEAN_ACCESSORS(name)   \
   inline bool name() const;            \
   inline void set_##name(bool value);  \
 
 
 #define DECL_ACCESSORS(name, type)                                      \
@@ skipping 9743 matching lines @@
 
   Isolate* isolate_;
   Handle<FixedArray> keys_;
   Handle<OrderedHashSet> set_;
   int length_;
   DISALLOW_COPY_AND_ASSIGN(KeyAccumulator);
 };
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_