hydrogen-infer-types.h

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// 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_HYDROGEN_INFER_TYPES_H_
#define V8_HYDROGEN_INFER_TYPES_H_
 
#include "src/hydrogen.h"
 
namespace v8 {
namespace internal {
 
 
class HInferTypesPhase : public HPhase {
 public:
  explicit HInferTypesPhase(HGraph* graph)
      : HPhase("H_Inferring types", graph), worklist_(8, zone()),
        in_worklist_(graph->GetMaximumValueID(), zone()) { }
 
  void Run() {
    InferTypes(0, graph()->blocks()->length() - 1);
  }
 
 private:
  void InferTypes(int from_inclusive, int to_inclusive);
 
  ZoneList<HValue*> worklist_;
  BitVector in_worklist_;
 
  DISALLOW_COPY_AND_ASSIGN(HInferTypesPhase);
};
 
 
} }  // namespace v8::internal
 
#endif  // V8_HYDROGEN_INFER_TYPES_H_