[Interpreter] Fix deopting from inline functions.

src/objects-inl.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.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
@@ skipping 4883 matching lines @@
   return is_crankshafted() && kind() != OPTIMIZED_FUNCTION;
 }
 
 
 inline bool Code::is_interpreter_entry_trampoline() {
   Handle<Code> interpreter_entry =
       GetIsolate()->builtins()->InterpreterEntryTrampoline();
   return interpreter_entry.location() != nullptr && *interpreter_entry == this;
 }
 
+inline bool Code::is_interpreter_enter_bytecode_dispatch() {
+  Handle<Code> interpreter_handler =
+      GetIsolate()->builtins()->InterpreterEnterBytecodeDispatch();
+  return interpreter_handler.location() != nullptr &&
+         *interpreter_handler == this;
+}
+
 inline void Code::set_is_crankshafted(bool value) {
   int previous = READ_UINT32_FIELD(this, kKindSpecificFlags2Offset);
   int updated = IsCrankshaftedField::update(previous, value);
   WRITE_UINT32_FIELD(this, kKindSpecificFlags2Offset, updated);
 }
 
 
 inline bool Code::is_turbofanned() {
   return IsTurbofannedField::decode(
       READ_UINT32_FIELD(this, kKindSpecificFlags1Offset));
@@ skipping 2898 matching lines @@
 #undef WRITE_INT64_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_OBJECTS_INL_H_