Put the type feedback vector in the unoptimized JavaScript frame.

src/arm64/macro-assembler-arm64.h

 // Copyright 2013 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_ARM64_MACRO_ASSEMBLER_ARM64_H_
 #define V8_ARM64_MACRO_ASSEMBLER_ARM64_H_
 
 #include <vector>
 
 #include "src/bailout-reason.h"
@@ skipping 2006 matching lines @@
 
   // Return true if the sequence is a young sequence geneated by
   // EmitFrameSetupForCodeAgePatching. Otherwise, this method asserts that the
   // sequence is a code age sequence (emitted by EmitCodeAgeSequence).
   static bool IsYoungSequence(Isolate* isolate, byte* sequence);
 
   // Jumps to found label if a prototype map has dictionary elements.
   void JumpIfDictionaryInPrototypeChain(Register object, Register scratch0,
                                         Register scratch1, Label* found);
 
+  // OSR needs to adjust locals on the stack down one word over the vector.
+  void OSRDropVectorFromStack(int unoptimized_slot_count, Register scratch0,
+                              Register scratch1);
+
   // Perform necessary maintenance operations before a push or after a pop.
   //
   // Note that size is specified in bytes.
   void PushPreamble(Operand total_size);
   void PopPostamble(Operand total_size);
 
   void PushPreamble(int count, int size) { PushPreamble(count * size); }
   void PopPostamble(int count, int size) { PopPostamble(count * size); }
 
  private:
@@ skipping 280 matching lines @@
 #error "Unsupported option"
 #define CODE_COVERAGE_STRINGIFY(x) #x
 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x)
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 #endif  // V8_ARM64_MACRO_ASSEMBLER_ARM64_H_