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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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229 class Assignment; | 229 class Assignment; |
230 class BinaryOperation; | 230 class BinaryOperation; |
231 class Call; | 231 class Call; |
232 class CompareOperation; | 232 class CompareOperation; |
233 class CompilationInfo; | 233 class CompilationInfo; |
234 class Property; | 234 class Property; |
235 class CaseClause; | 235 class CaseClause; |
236 | 236 |
237 class TypeFeedbackOracle BASE_EMBEDDED { | 237 class TypeFeedbackOracle BASE_EMBEDDED { |
238 public: | 238 public: |
239 enum Side { | |
240 LEFT, | |
241 RIGHT, | |
242 RESULT | |
243 }; | |
244 | |
245 TypeFeedbackOracle(Handle<Code> code, Handle<Context> global_context); | 239 TypeFeedbackOracle(Handle<Code> code, Handle<Context> global_context); |
246 | 240 |
247 bool LoadIsMonomorphic(Property* expr); | 241 bool LoadIsMonomorphic(Property* expr); |
248 bool StoreIsMonomorphic(Assignment* expr); | 242 bool StoreIsMonomorphic(Assignment* expr); |
249 bool CallIsMonomorphic(Call* expr); | 243 bool CallIsMonomorphic(Call* expr); |
250 | 244 |
251 Handle<Map> LoadMonomorphicReceiverType(Property* expr); | 245 Handle<Map> LoadMonomorphicReceiverType(Property* expr); |
252 Handle<Map> StoreMonomorphicReceiverType(Assignment* expr); | 246 Handle<Map> StoreMonomorphicReceiverType(Assignment* expr); |
253 | 247 |
254 ZoneMapList* LoadReceiverTypes(Property* expr, Handle<String> name); | 248 ZoneMapList* LoadReceiverTypes(Property* expr, Handle<String> name); |
255 ZoneMapList* StoreReceiverTypes(Assignment* expr, Handle<String> name); | 249 ZoneMapList* StoreReceiverTypes(Assignment* expr, Handle<String> name); |
256 ZoneMapList* CallReceiverTypes(Call* expr, Handle<String> name); | 250 ZoneMapList* CallReceiverTypes(Call* expr, Handle<String> name); |
257 | 251 |
258 CheckType GetCallCheckType(Call* expr); | 252 CheckType GetCallCheckType(Call* expr); |
259 Handle<JSObject> GetPrototypeForPrimitiveCheck(CheckType check); | 253 Handle<JSObject> GetPrototypeForPrimitiveCheck(CheckType check); |
260 | 254 |
261 bool LoadIsBuiltin(Property* expr, Builtins::Name id); | 255 bool LoadIsBuiltin(Property* expr, Builtins::Name id); |
262 | 256 |
263 // Get type information for arithmetic operations and compares. | 257 // Get type information for arithmetic operations and compares. |
264 TypeInfo BinaryType(BinaryOperation* expr, Side side); | 258 TypeInfo BinaryType(BinaryOperation* expr); |
265 TypeInfo CompareType(CompareOperation* expr, Side side); | 259 TypeInfo CompareType(CompareOperation* expr); |
266 TypeInfo SwitchType(CaseClause* clause); | 260 TypeInfo SwitchType(CaseClause* clause); |
267 | 261 |
268 private: | 262 private: |
269 void Initialize(Handle<Code> code); | 263 void Initialize(Handle<Code> code); |
270 | 264 |
271 ZoneMapList* CollectReceiverTypes(int position, | 265 ZoneMapList* CollectReceiverTypes(int position, |
272 Handle<String> name, | 266 Handle<String> name, |
273 Code::Flags flags); | 267 Code::Flags flags); |
274 | 268 |
275 void PopulateMap(Handle<Code> code); | 269 void PopulateMap(Handle<Code> code); |
276 | 270 |
277 void CollectPositions(Code* code, | 271 void CollectPositions(Code* code, |
278 List<int>* code_positions, | 272 List<int>* code_positions, |
279 List<int>* source_positions); | 273 List<int>* source_positions); |
280 | 274 |
281 Handle<Context> global_context_; | 275 Handle<Context> global_context_; |
282 Handle<JSObject> map_; | 276 Handle<JSObject> map_; |
283 | 277 |
284 DISALLOW_COPY_AND_ASSIGN(TypeFeedbackOracle); | 278 DISALLOW_COPY_AND_ASSIGN(TypeFeedbackOracle); |
285 }; | 279 }; |
286 | 280 |
287 } } // namespace v8::internal | 281 } } // namespace v8::internal |
288 | 282 |
289 #endif // V8_TYPE_INFO_H_ | 283 #endif // V8_TYPE_INFO_H_ |
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