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Side by Side Diff: src/hydrogen-range-analysis.h

Issue 234583005: Make sure that ranges are not accessed after range analysis. Remove HValue::PrintRangeTo. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Rebased Created 6 years, 8 months ago
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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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