[turbofan] Add binary operation hints for javascript operators.

src/utils.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_UTILS_H_
 #define V8_UTILS_H_
 
 #include <limits.h>
 #include <stdlib.h>
 #include <string.h>
@@ skipping 1023 matching lines @@
 
   static TypeFeedbackId None() { return TypeFeedbackId(kNoneId); }
   bool IsNone() const { return id_ == kNoneId; }
 
  private:
   static const int kNoneId = -1;
 
   int id_;
 };
 
+inline bool operator<(TypeFeedbackId lhs, TypeFeedbackId rhs) {
+  return lhs.ToInt() < rhs.ToInt();
+}
+inline bool operator>(TypeFeedbackId lhs, TypeFeedbackId rhs) {
+  return lhs.ToInt() > rhs.ToInt();
+}
+
 
 class FeedbackVectorSlot {
  public:
   FeedbackVectorSlot() : id_(kInvalidSlot) {}
   explicit FeedbackVectorSlot(int id) : id_(id) {}
 
   int ToInt() const { return id_; }
 
   static FeedbackVectorSlot Invalid() { return FeedbackVectorSlot(); }
   bool IsInvalid() const { return id_ == kInvalidSlot; }
@@ skipping 712 matching lines @@
   uint8_t* ptr = reinterpret_cast<uint8_t*>(p);
   *ptr = c.b[0];
   *(ptr + 1) = c.b[1];
 #endif  // V8_TARGET_ARCH_MIPS || V8_TARGET_ARCH_MIPS64
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_UTILS_H_