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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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148 V(MapEnumLength) \ | 148 V(MapEnumLength) \ |
149 V(MathFloorOfDiv) \ | 149 V(MathFloorOfDiv) \ |
150 V(MathMinMax) \ | 150 V(MathMinMax) \ |
151 V(Mod) \ | 151 V(Mod) \ |
152 V(Mul) \ | 152 V(Mul) \ |
153 V(OsrEntry) \ | 153 V(OsrEntry) \ |
154 V(OuterContext) \ | 154 V(OuterContext) \ |
155 V(Parameter) \ | 155 V(Parameter) \ |
156 V(Power) \ | 156 V(Power) \ |
157 V(PushArgument) \ | 157 V(PushArgument) \ |
| 158 V(Random) \ |
158 V(RegExpLiteral) \ | 159 V(RegExpLiteral) \ |
159 V(Return) \ | 160 V(Return) \ |
160 V(Ror) \ | 161 V(Ror) \ |
161 V(Sar) \ | 162 V(Sar) \ |
162 V(SeqStringGetChar) \ | 163 V(SeqStringGetChar) \ |
163 V(SeqStringSetChar) \ | 164 V(SeqStringSetChar) \ |
164 V(Shl) \ | 165 V(Shl) \ |
165 V(Shr) \ | 166 V(Shr) \ |
166 V(Simulate) \ | 167 V(Simulate) \ |
167 V(StackCheck) \ | 168 V(StackCheck) \ |
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4716 SetFlag(kUseGVN); | 4717 SetFlag(kUseGVN); |
4717 SetGVNFlag(kChangesNewSpacePromotion); | 4718 SetGVNFlag(kChangesNewSpacePromotion); |
4718 } | 4719 } |
4719 | 4720 |
4720 virtual bool IsDeletable() const V8_OVERRIDE { | 4721 virtual bool IsDeletable() const V8_OVERRIDE { |
4721 return !right()->representation().IsTagged(); | 4722 return !right()->representation().IsTagged(); |
4722 } | 4723 } |
4723 }; | 4724 }; |
4724 | 4725 |
4725 | 4726 |
| 4727 class HRandom V8_FINAL : public HTemplateInstruction<1> { |
| 4728 public: |
| 4729 DECLARE_INSTRUCTION_FACTORY_P1(HRandom, HValue*); |
| 4730 |
| 4731 HValue* global_object() { return OperandAt(0); } |
| 4732 |
| 4733 virtual Representation RequiredInputRepresentation(int index) V8_OVERRIDE { |
| 4734 return Representation::Tagged(); |
| 4735 } |
| 4736 |
| 4737 DECLARE_CONCRETE_INSTRUCTION(Random) |
| 4738 |
| 4739 private: |
| 4740 explicit HRandom(HValue* global_object) { |
| 4741 SetOperandAt(0, global_object); |
| 4742 set_representation(Representation::Double()); |
| 4743 } |
| 4744 |
| 4745 virtual bool IsDeletable() const V8_OVERRIDE { return true; } |
| 4746 }; |
| 4747 |
| 4748 |
4726 class HAdd V8_FINAL : public HArithmeticBinaryOperation { | 4749 class HAdd V8_FINAL : public HArithmeticBinaryOperation { |
4727 public: | 4750 public: |
4728 static HInstruction* New(Zone* zone, | 4751 static HInstruction* New(Zone* zone, |
4729 HValue* context, | 4752 HValue* context, |
4730 HValue* left, | 4753 HValue* left, |
4731 HValue* right); | 4754 HValue* right); |
4732 | 4755 |
4733 // Add is only commutative if two integer values are added and not if two | 4756 // Add is only commutative if two integer values are added and not if two |
4734 // tagged values are added (because it might be a String concatenation). | 4757 // tagged values are added (because it might be a String concatenation). |
4735 virtual bool IsCommutative() const V8_OVERRIDE { | 4758 virtual bool IsCommutative() const V8_OVERRIDE { |
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7427 virtual bool IsDeletable() const V8_OVERRIDE { return true; } | 7450 virtual bool IsDeletable() const V8_OVERRIDE { return true; } |
7428 }; | 7451 }; |
7429 | 7452 |
7430 | 7453 |
7431 #undef DECLARE_INSTRUCTION | 7454 #undef DECLARE_INSTRUCTION |
7432 #undef DECLARE_CONCRETE_INSTRUCTION | 7455 #undef DECLARE_CONCRETE_INSTRUCTION |
7433 | 7456 |
7434 } } // namespace v8::internal | 7457 } } // namespace v8::internal |
7435 | 7458 |
7436 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ | 7459 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |
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