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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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2279 | 2279 |
2280 private: | 2280 private: |
2281 HCallNamed(HValue* context, Handle<String> name, int argument_count) | 2281 HCallNamed(HValue* context, Handle<String> name, int argument_count) |
2282 : HUnaryCall(context, argument_count), name_(name) { | 2282 : HUnaryCall(context, argument_count), name_(name) { |
2283 } | 2283 } |
2284 | 2284 |
2285 Handle<String> name_; | 2285 Handle<String> name_; |
2286 }; | 2286 }; |
2287 | 2287 |
2288 | 2288 |
| 2289 enum CallMode { |
| 2290 NORMAL_CALL, |
| 2291 TAIL_CALL |
| 2292 }; |
| 2293 |
| 2294 |
2289 class HCallFunction V8_FINAL : public HBinaryCall { | 2295 class HCallFunction V8_FINAL : public HBinaryCall { |
2290 public: | 2296 public: |
2291 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P2(HCallFunction, HValue*, int); | 2297 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P2(HCallFunction, HValue*, int); |
| 2298 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P3( |
| 2299 HCallFunction, HValue*, int, CallMode); |
| 2300 |
| 2301 bool IsTailCall() const { return call_mode_ == TAIL_CALL; } |
2292 | 2302 |
2293 HValue* context() { return first(); } | 2303 HValue* context() { return first(); } |
2294 HValue* function() { return second(); } | 2304 HValue* function() { return second(); } |
2295 | 2305 |
2296 DECLARE_CONCRETE_INSTRUCTION(CallFunction) | 2306 DECLARE_CONCRETE_INSTRUCTION(CallFunction) |
2297 | 2307 |
| 2308 virtual int argument_delta() const V8_OVERRIDE { |
| 2309 if (IsTailCall()) return 0; |
| 2310 return -argument_count(); |
| 2311 } |
| 2312 |
2298 private: | 2313 private: |
2299 HCallFunction(HValue* context, HValue* function, int argument_count) | 2314 HCallFunction(HValue* context, |
2300 : HBinaryCall(context, function, argument_count) { | 2315 HValue* function, |
| 2316 int argument_count, |
| 2317 CallMode mode = NORMAL_CALL) |
| 2318 : HBinaryCall(context, function, argument_count), call_mode_(mode) { |
2301 } | 2319 } |
| 2320 CallMode call_mode_; |
2302 }; | 2321 }; |
2303 | 2322 |
2304 | 2323 |
2305 class HCallGlobal V8_FINAL : public HUnaryCall { | 2324 class HCallGlobal V8_FINAL : public HUnaryCall { |
2306 public: | 2325 public: |
2307 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P2(HCallGlobal, Handle<String>, int); | 2326 DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P2(HCallGlobal, Handle<String>, int); |
2308 | 2327 |
2309 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; | 2328 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; |
2310 | 2329 |
2311 HValue* context() { return value(); } | 2330 HValue* context() { return value(); } |
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7173 virtual HType CalculateInferredType() V8_OVERRIDE { | 7192 virtual HType CalculateInferredType() V8_OVERRIDE { |
7174 return HType::Tagged(); | 7193 return HType::Tagged(); |
7175 } | 7194 } |
7176 | 7195 |
7177 HValue* value() { return OperandAt(0); } | 7196 HValue* value() { return OperandAt(0); } |
7178 HValue* map() { return OperandAt(1); } | 7197 HValue* map() { return OperandAt(1); } |
7179 | 7198 |
7180 DECLARE_CONCRETE_INSTRUCTION(CheckMapValue) | 7199 DECLARE_CONCRETE_INSTRUCTION(CheckMapValue) |
7181 | 7200 |
7182 protected: | 7201 protected: |
| 7202 virtual int RedefinedOperandIndex() { return 0; } |
| 7203 |
7183 virtual bool DataEquals(HValue* other) V8_OVERRIDE { | 7204 virtual bool DataEquals(HValue* other) V8_OVERRIDE { |
7184 return true; | 7205 return true; |
7185 } | 7206 } |
7186 | 7207 |
7187 private: | 7208 private: |
7188 HCheckMapValue(HValue* value, | 7209 HCheckMapValue(HValue* value, |
7189 HValue* map) { | 7210 HValue* map) { |
7190 SetOperandAt(0, value); | 7211 SetOperandAt(0, value); |
7191 SetOperandAt(1, map); | 7212 SetOperandAt(1, map); |
7192 set_representation(Representation::Tagged()); | 7213 set_representation(Representation::Tagged()); |
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7297 virtual bool IsDeletable() const V8_OVERRIDE { return true; } | 7318 virtual bool IsDeletable() const V8_OVERRIDE { return true; } |
7298 }; | 7319 }; |
7299 | 7320 |
7300 | 7321 |
7301 #undef DECLARE_INSTRUCTION | 7322 #undef DECLARE_INSTRUCTION |
7302 #undef DECLARE_CONCRETE_INSTRUCTION | 7323 #undef DECLARE_CONCRETE_INSTRUCTION |
7303 | 7324 |
7304 } } // namespace v8::internal | 7325 } } // namespace v8::internal |
7305 | 7326 |
7306 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ | 7327 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ |
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