Put the type feedback vector in the unoptimized JavaScript frame.

src/x64/frames-x64.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_X64_FRAMES_X64_H_
 #define V8_X64_FRAMES_X64_H_
 
 namespace v8 {
 namespace internal {
 
@@ skipping 43 matching lines @@
   // below the saved PC.
   static const int kCallerSPDisplacement = kCallerPCOffset + kPCOnStackSize;
 
   static const int kConstantPoolOffset   = 0;  // Not used
 };
 
 
 class JavaScriptFrameConstants : public AllStatic {
  public:
   // FP-relative.
-  static const int kLocal0Offset = StandardFrameConstants::kExpressionsOffset;
   static const int kLastParameterOffset = kFPOnStackSize + kPCOnStackSize;
   static const int kFunctionOffset = StandardFrameConstants::kMarkerOffset;
+  static const int kFeedbackVectorOffset =
+      StandardFrameConstants::kExpressionsOffset;
+  static const int kLocal0Offset = -1 * kPointerSize + kFeedbackVectorOffset;
+  static const int kLocal0OffsetOptimized = kFeedbackVectorOffset;
+
+  static const int kUnoptimizedFixedFrameSizeFromFp =
+      StandardFrameConstants::kFixedFrameSizeFromFp + kPointerSize;
 
   // Caller SP-relative.
   static const int kParam0Offset   = -2 * kPointerSize;
   static const int kReceiverOffset = -1 * kPointerSize;
+
+  static const int kUnoptimizedFixedFrameSize =
+      StandardFrameConstants::kFixedFrameSize + kPointerSize;
 };
 
 
 class ArgumentsAdaptorFrameConstants : public AllStatic {
  public:
   // FP-relative.
   static const int kLengthOffset = StandardFrameConstants::kExpressionsOffset;
 
   static const int kFrameSize =
       StandardFrameConstants::kFixedFrameSize + kPointerSize;
@@ skipping 22 matching lines @@
 
 inline Object* JavaScriptFrame::function_slot_object() const {
   const int offset = JavaScriptFrameConstants::kFunctionOffset;
   return Memory::Object_at(fp() + offset);
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_X64_FRAMES_X64_H_