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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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50 void UpdateControlFlowRange(Token::Value op, HValue* value, HValue* other); | 50 void UpdateControlFlowRange(Token::Value op, HValue* value, HValue* other); |
51 void InferRange(HValue* value); | 51 void InferRange(HValue* value); |
52 void RollBackTo(int index); | 52 void RollBackTo(int index); |
53 void AddRange(HValue* value, Range* range); | 53 void AddRange(HValue* value, Range* range); |
54 void AddToWorklist(HValue* value) { | 54 void AddToWorklist(HValue* value) { |
55 if (in_worklist_.Contains(value->id())) return; | 55 if (in_worklist_.Contains(value->id())) return; |
56 in_worklist_.Add(value->id()); | 56 in_worklist_.Add(value->id()); |
57 worklist_.Add(value, zone()); | 57 worklist_.Add(value, zone()); |
58 } | 58 } |
59 void PropagateMinusZeroChecks(HValue* value); | 59 void PropagateMinusZeroChecks(HValue* value); |
| 60 void PoisonRanges(); |
60 | 61 |
61 ZoneList<HValue*> changed_ranges_; | 62 ZoneList<HValue*> changed_ranges_; |
62 | 63 |
63 BitVector in_worklist_; | 64 BitVector in_worklist_; |
64 ZoneList<HValue*> worklist_; | 65 ZoneList<HValue*> worklist_; |
65 | 66 |
66 DISALLOW_COPY_AND_ASSIGN(HRangeAnalysisPhase); | 67 DISALLOW_COPY_AND_ASSIGN(HRangeAnalysisPhase); |
67 }; | 68 }; |
68 | 69 |
69 | 70 |
70 } } // namespace v8::internal | 71 } } // namespace v8::internal |
71 | 72 |
72 #endif // V8_HYDROGEN_RANGE_ANALYSIS_H_ | 73 #endif // V8_HYDROGEN_RANGE_ANALYSIS_H_ |
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