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      1 // Copyright 2012 the V8 project authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef V8_TYPE_FEEDBACK_VECTOR_INL_H_
      6 #define V8_TYPE_FEEDBACK_VECTOR_INL_H_
      7 
      8 #include "src/type-feedback-vector.h"
      9 
     10 namespace v8 {
     11 namespace internal {
     12 
     13 Handle<Object> TypeFeedbackVector::UninitializedSentinel(Isolate* isolate) {
     14   return isolate->factory()->uninitialized_symbol();
     15 }
     16 
     17 
     18 Handle<Object> TypeFeedbackVector::MegamorphicSentinel(Isolate* isolate) {
     19   return isolate->factory()->megamorphic_symbol();
     20 }
     21 
     22 
     23 Handle<Object> TypeFeedbackVector::PremonomorphicSentinel(Isolate* isolate) {
     24   return isolate->factory()->megamorphic_symbol();
     25 }
     26 
     27 
     28 Handle<Object> TypeFeedbackVector::GenericSentinel(Isolate* isolate) {
     29   return isolate->factory()->generic_symbol();
     30 }
     31 
     32 
     33 Handle<Object> TypeFeedbackVector::MonomorphicArraySentinel(
     34     Isolate* isolate, ElementsKind elements_kind) {
     35   return Handle<Object>(Smi::FromInt(static_cast<int>(elements_kind)), isolate);
     36 }
     37 
     38 
     39 Object* TypeFeedbackVector::RawUninitializedSentinel(Heap* heap) {
     40   return heap->uninitialized_symbol();
     41 }
     42 }
     43 }  // namespace v8::internal
     44 
     45 #endif  // V8_TYPE_FEEDBACK_VECTOR_INL_H_
     46