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1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 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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288 // These are similar to the generic IC; they optimize the case of | 288 // These are similar to the generic IC; they optimize the case of |
289 // operating upon external array types but fall back to the runtime | 289 // operating upon external array types but fall back to the runtime |
290 // for all other types. | 290 // for all other types. |
291 static void GenerateExternalArray(MacroAssembler* masm, | 291 static void GenerateExternalArray(MacroAssembler* masm, |
292 ExternalArrayType array_type); | 292 ExternalArrayType array_type); |
293 | 293 |
294 // Clear the use of the inlined version. | 294 // Clear the use of the inlined version. |
295 static void ClearInlinedVersion(Address address); | 295 static void ClearInlinedVersion(Address address); |
296 | 296 |
297 private: | 297 private: |
| 298 // Bit mask to be tested against bit field for the cases when |
| 299 // generic stub should go into slow case. |
| 300 // Access check is necessary explicitly since generic stub does not perform |
| 301 // map checks. |
| 302 static const int kSlowCaseBitFieldMask = |
| 303 (1 << Map::kIsAccessCheckNeeded) | (1 << Map::kHasIndexedInterceptor); |
| 304 |
298 static void Generate(MacroAssembler* masm, const ExternalReference& f); | 305 static void Generate(MacroAssembler* masm, const ExternalReference& f); |
299 | 306 |
300 // Update the inline cache. | 307 // Update the inline cache. |
301 void UpdateCaches(LookupResult* lookup, | 308 void UpdateCaches(LookupResult* lookup, |
302 State state, | 309 State state, |
303 Handle<Object> object, | 310 Handle<Object> object, |
304 Handle<String> name); | 311 Handle<String> name); |
305 | 312 |
306 // Stub accessors. | 313 // Stub accessors. |
307 static Code* initialize_stub() { | 314 static Code* initialize_stub() { |
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429 // The map is the new map that the inlined code should check against. | 436 // The map is the new map that the inlined code should check against. |
430 static bool PatchInlinedStore(Address address, Object* map); | 437 static bool PatchInlinedStore(Address address, Object* map); |
431 | 438 |
432 friend class IC; | 439 friend class IC; |
433 }; | 440 }; |
434 | 441 |
435 | 442 |
436 } } // namespace v8::internal | 443 } } // namespace v8::internal |
437 | 444 |
438 #endif // V8_IC_H_ | 445 #endif // V8_IC_H_ |
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