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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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1687 set_representation(Representation::Tagged()); | 1687 set_representation(Representation::Tagged()); |
1688 SetFlag(kUseGVN); | 1688 SetFlag(kUseGVN); |
1689 SetFlag(kDependsOnArrayLengths); | 1689 SetFlag(kDependsOnArrayLengths); |
1690 SetFlag(kDependsOnMaps); | 1690 SetFlag(kDependsOnMaps); |
1691 } | 1691 } |
1692 | 1692 |
1693 virtual Representation RequiredInputRepresentation(int index) const { | 1693 virtual Representation RequiredInputRepresentation(int index) const { |
1694 return Representation::Tagged(); | 1694 return Representation::Tagged(); |
1695 } | 1695 } |
1696 | 1696 |
| 1697 virtual void PrintDataTo(StringStream* stream); |
| 1698 |
1697 HValue* value() { return OperandAt(0); } | 1699 HValue* value() { return OperandAt(0); } |
| 1700 HValue* typecheck() { return OperandAt(1); } |
1698 | 1701 |
1699 DECLARE_CONCRETE_INSTRUCTION(JSArrayLength) | 1702 DECLARE_CONCRETE_INSTRUCTION(JSArrayLength) |
1700 | 1703 |
1701 protected: | 1704 protected: |
1702 virtual bool DataEquals(HValue* other) { return true; } | 1705 virtual bool DataEquals(HValue* other) { return true; } |
1703 }; | 1706 }; |
1704 | 1707 |
1705 | 1708 |
1706 class HFixedArrayBaseLength: public HUnaryOperation { | 1709 class HFixedArrayBaseLength: public HUnaryOperation { |
1707 public: | 1710 public: |
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4189 | 4192 |
4190 DECLARE_CONCRETE_INSTRUCTION(In) | 4193 DECLARE_CONCRETE_INSTRUCTION(In) |
4191 }; | 4194 }; |
4192 | 4195 |
4193 #undef DECLARE_INSTRUCTION | 4196 #undef DECLARE_INSTRUCTION |
4194 #undef DECLARE_CONCRETE_INSTRUCTION | 4197 #undef DECLARE_CONCRETE_INSTRUCTION |
4195 | 4198 |
4196 } } // namespace v8::internal | 4199 } } // namespace v8::internal |
4197 | 4200 |
4198 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ | 4201 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |
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