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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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549 HValue() : block_(NULL), | 549 HValue() : block_(NULL), |
550 id_(kNoNumber), | 550 id_(kNoNumber), |
551 type_(HType::Tagged()), | 551 type_(HType::Tagged()), |
552 use_list_(NULL), | 552 use_list_(NULL), |
553 range_(NULL), | 553 range_(NULL), |
554 flags_(0) {} | 554 flags_(0) {} |
555 virtual ~HValue() {} | 555 virtual ~HValue() {} |
556 | 556 |
557 HBasicBlock* block() const { return block_; } | 557 HBasicBlock* block() const { return block_; } |
558 void SetBlock(HBasicBlock* block); | 558 void SetBlock(HBasicBlock* block); |
| 559 int LoopWeight() const; |
559 | 560 |
560 int id() const { return id_; } | 561 int id() const { return id_; } |
561 void set_id(int id) { id_ = id; } | 562 void set_id(int id) { id_ = id; } |
562 | 563 |
563 HUseIterator uses() const { return HUseIterator(use_list_); } | 564 HUseIterator uses() const { return HUseIterator(use_list_); } |
564 | 565 |
565 virtual bool EmitAtUses() { return false; } | 566 virtual bool EmitAtUses() { return false; } |
566 Representation representation() const { return representation_; } | 567 Representation representation() const { return representation_; } |
567 void ChangeRepresentation(Representation r) { | 568 void ChangeRepresentation(Representation r) { |
568 // Representation was already set and is allowed to be changed. | 569 // Representation was already set and is allowed to be changed. |
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4248 | 4249 |
4249 DECLARE_CONCRETE_INSTRUCTION(In) | 4250 DECLARE_CONCRETE_INSTRUCTION(In) |
4250 }; | 4251 }; |
4251 | 4252 |
4252 #undef DECLARE_INSTRUCTION | 4253 #undef DECLARE_INSTRUCTION |
4253 #undef DECLARE_CONCRETE_INSTRUCTION | 4254 #undef DECLARE_CONCRETE_INSTRUCTION |
4254 | 4255 |
4255 } } // namespace v8::internal | 4256 } } // namespace v8::internal |
4256 | 4257 |
4257 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ | 4258 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |
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