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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "hydrogen-redundant-phi.h" | 5 #include "src/hydrogen-redundant-phi.h" |
6 | 6 |
7 namespace v8 { | 7 namespace v8 { |
8 namespace internal { | 8 namespace internal { |
9 | 9 |
10 void HRedundantPhiEliminationPhase::Run() { | 10 void HRedundantPhiEliminationPhase::Run() { |
11 // Gather all phis from all blocks first. | 11 // Gather all phis from all blocks first. |
12 const ZoneList<HBasicBlock*>* blocks(graph()->blocks()); | 12 const ZoneList<HBasicBlock*>* blocks(graph()->blocks()); |
13 ZoneList<HPhi*> all_phis(blocks->length(), zone()); | 13 ZoneList<HPhi*> all_phis(blocks->length(), zone()); |
14 for (int i = 0; i < blocks->length(); ++i) { | 14 for (int i = 0; i < blocks->length(); ++i) { |
15 HBasicBlock* block = blocks->at(i); | 15 HBasicBlock* block = blocks->at(i); |
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56 updated |= value->IsPhi() && !value->CheckFlag(HValue::kIsDead); | 56 updated |= value->IsPhi() && !value->CheckFlag(HValue::kIsDead); |
57 } | 57 } |
58 phi->block()->RemovePhi(phi); | 58 phi->block()->RemovePhi(phi); |
59 } | 59 } |
60 } | 60 } |
61 } while (updated); | 61 } while (updated); |
62 } | 62 } |
63 | 63 |
64 | 64 |
65 } } // namespace v8::internal | 65 } } // namespace v8::internal |
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