41337ac5c0d03a51f64b7da8bd03eeba81807601
[platform/upstream/v8.git] / src / hydrogen-infer-types.h
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_TYPES_H_
6 #define V8_HYDROGEN_INFER_TYPES_H_
7
8 #include "src/hydrogen.h"
9
10 namespace v8 {
11 namespace internal {
12
13
14 class HInferTypesPhase : public HPhase {
15  public:
16   explicit HInferTypesPhase(HGraph* graph)
17       : HPhase("H_Inferring types", graph), worklist_(8, zone()),
18         in_worklist_(graph->GetMaximumValueID(), zone()) { }
19
20   void Run() {
21     InferTypes(0, graph()->blocks()->length() - 1);
22   }
23
24  private:
25   void InferTypes(int from_inclusive, int to_inclusive);
26
27   ZoneList<HValue*> worklist_;
28   BitVector in_worklist_;
29
30   DISALLOW_COPY_AND_ASSIGN(HInferTypesPhase);
31 };
32
33
34 } }  // namespace v8::internal
35
36 #endif  // V8_HYDROGEN_INFER_TYPES_H_