1// Copyright 2014 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_COMPILER_VALUE_NUMBERING_REDUCER_H_
6#define V8_COMPILER_VALUE_NUMBERING_REDUCER_H_
7
8#include "src/compiler/graph-reducer.h"
9
10namespace v8 {
11namespace internal {
12namespace compiler {
13
14class ValueNumberingReducer FINAL : public Reducer {
15 public:
16  explicit ValueNumberingReducer(Zone* zone);
17  ~ValueNumberingReducer();
18
19  virtual Reduction Reduce(Node* node) OVERRIDE;
20
21 private:
22  Zone* zone() const { return zone_; }
23
24  // TODO(turbofan): We currently use separate chaining with linked lists here,
25  // we may want to replace that with a more sophisticated data structure at
26  // some point in the future.
27  class Entry;
28  Entry* buckets_[117u];
29  Zone* zone_;
30};
31
32}  // namespace compiler
33}  // namespace internal
34}  // namespace v8
35
36#endif  // V8_COMPILER_VALUE_NUMBERING_REDUCER_H_
37