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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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| 4317   virtual Representation RequiredInputRepresentation(int index) V8_OVERRIDE { | 4317   virtual Representation RequiredInputRepresentation(int index) V8_OVERRIDE { | 
| 4318     return Representation::None(); | 4318     return Representation::None(); | 
| 4319   } | 4319   } | 
| 4320 | 4320 | 
| 4321   DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch) | 4321   DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch) | 
| 4322 }; | 4322 }; | 
| 4323 | 4323 | 
| 4324 | 4324 | 
| 4325 class HHasInstanceTypeAndBranch V8_FINAL : public HUnaryControlInstruction { | 4325 class HHasInstanceTypeAndBranch V8_FINAL : public HUnaryControlInstruction { | 
| 4326  public: | 4326  public: | 
| 4327   HHasInstanceTypeAndBranch(HValue* value, InstanceType type) | 4327   DECLARE_INSTRUCTION_FACTORY_P2( | 
| 4328       : HUnaryControlInstruction(value, NULL, NULL), from_(type), to_(type) { } | 4328       HHasInstanceTypeAndBranch, HValue*, InstanceType); | 
| 4329   HHasInstanceTypeAndBranch(HValue* value, InstanceType from, InstanceType to) | 4329   DECLARE_INSTRUCTION_FACTORY_P3( | 
| 4330       : HUnaryControlInstruction(value, NULL, NULL), from_(from), to_(to) { | 4330       HHasInstanceTypeAndBranch, HValue*, InstanceType, InstanceType); | 
| 4331     ASSERT(to == LAST_TYPE);  // Others not implemented yet in backend. |  | 
| 4332   } |  | 
| 4333 | 4331 | 
| 4334   InstanceType from() { return from_; } | 4332   InstanceType from() { return from_; } | 
| 4335   InstanceType to() { return to_; } | 4333   InstanceType to() { return to_; } | 
| 4336 | 4334 | 
| 4337   virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; | 4335   virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; | 
| 4338 | 4336 | 
| 4339   virtual Representation RequiredInputRepresentation(int index) V8_OVERRIDE { | 4337   virtual Representation RequiredInputRepresentation(int index) V8_OVERRIDE { | 
| 4340     return Representation::Tagged(); | 4338     return Representation::Tagged(); | 
| 4341   } | 4339   } | 
| 4342 | 4340 | 
| 4343   DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch) | 4341   DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch) | 
| 4344 | 4342 | 
| 4345  private: | 4343  private: | 
|  | 4344   HHasInstanceTypeAndBranch(HValue* value, InstanceType type) | 
|  | 4345       : HUnaryControlInstruction(value, NULL, NULL), from_(type), to_(type) { } | 
|  | 4346   HHasInstanceTypeAndBranch(HValue* value, InstanceType from, InstanceType to) | 
|  | 4347       : HUnaryControlInstruction(value, NULL, NULL), from_(from), to_(to) { | 
|  | 4348     ASSERT(to == LAST_TYPE);  // Others not implemented yet in backend. | 
|  | 4349   } | 
|  | 4350 | 
| 4346   InstanceType from_; | 4351   InstanceType from_; | 
| 4347   InstanceType to_;  // Inclusive range, not all combinations work. | 4352   InstanceType to_;  // Inclusive range, not all combinations work. | 
| 4348 }; | 4353 }; | 
| 4349 | 4354 | 
| 4350 | 4355 | 
| 4351 class HHasCachedArrayIndexAndBranch V8_FINAL : public HUnaryControlInstruction { | 4356 class HHasCachedArrayIndexAndBranch V8_FINAL : public HUnaryControlInstruction { | 
| 4352  public: | 4357  public: | 
| 4353   explicit HHasCachedArrayIndexAndBranch(HValue* value) | 4358   explicit HHasCachedArrayIndexAndBranch(HValue* value) | 
| 4354       : HUnaryControlInstruction(value, NULL, NULL) { } | 4359       : HUnaryControlInstruction(value, NULL, NULL) { } | 
| 4355 | 4360 | 
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| 7119   virtual bool IsDeletable() const V8_OVERRIDE { return true; } | 7124   virtual bool IsDeletable() const V8_OVERRIDE { return true; } | 
| 7120 }; | 7125 }; | 
| 7121 | 7126 | 
| 7122 | 7127 | 
| 7123 #undef DECLARE_INSTRUCTION | 7128 #undef DECLARE_INSTRUCTION | 
| 7124 #undef DECLARE_CONCRETE_INSTRUCTION | 7129 #undef DECLARE_CONCRETE_INSTRUCTION | 
| 7125 | 7130 | 
| 7126 } }  // namespace v8::internal | 7131 } }  // namespace v8::internal | 
| 7127 | 7132 | 
| 7128 #endif  // V8_HYDROGEN_INSTRUCTIONS_H_ | 7133 #endif  // V8_HYDROGEN_INSTRUCTIONS_H_ | 
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