1// Copyright 2013 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_HYDROGEN_INFER_REPRESENTATION_H_
6#define V8_HYDROGEN_INFER_REPRESENTATION_H_
7
8#include "src/hydrogen.h"
9
10namespace v8 {
11namespace internal {
12
13
14class HInferRepresentationPhase : public HPhase {
15 public:
16  explicit HInferRepresentationPhase(HGraph* graph)
17      : HPhase("H_Infer representations", graph),
18        worklist_(8, zone()),
19        in_worklist_(graph->GetMaximumValueID(), zone()) { }
20
21  void Run();
22  void AddToWorklist(HValue* current);
23
24 private:
25  ZoneList<HValue*> worklist_;
26  BitVector in_worklist_;
27
28  DISALLOW_COPY_AND_ASSIGN(HInferRepresentationPhase);
29};
30
31
32} }  // namespace v8::internal
33
34#endif  // V8_HYDROGEN_INFER_REPRESENTATION_H_
35