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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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328 } | 328 } |
329 | 329 |
330 | 330 |
331 ZoneMapList* TypeFeedbackOracle::CollectReceiverTypes(int position, | 331 ZoneMapList* TypeFeedbackOracle::CollectReceiverTypes(int position, |
332 Handle<String> name, | 332 Handle<String> name, |
333 Code::Flags flags) { | 333 Code::Flags flags) { |
334 Isolate* isolate = Isolate::Current(); | 334 Isolate* isolate = Isolate::Current(); |
335 Handle<Object> object = GetInfo(position); | 335 Handle<Object> object = GetInfo(position); |
336 if (object->IsUndefined() || object->IsSmi()) return NULL; | 336 if (object->IsUndefined() || object->IsSmi()) return NULL; |
337 | 337 |
338 if (*object == isolate->builtins()->builtin(Builtins::StoreIC_GlobalProxy)) { | 338 if (*object == isolate->builtins()->builtin(Builtins::kStoreIC_GlobalProxy)) { |
339 // TODO(fschneider): We could collect the maps and signal that | 339 // TODO(fschneider): We could collect the maps and signal that |
340 // we need a generic store (or load) here. | 340 // we need a generic store (or load) here. |
341 ASSERT(Handle<Code>::cast(object)->ic_state() == MEGAMORPHIC); | 341 ASSERT(Handle<Code>::cast(object)->ic_state() == MEGAMORPHIC); |
342 return NULL; | 342 return NULL; |
343 } else if (object->IsMap()) { | 343 } else if (object->IsMap()) { |
344 ZoneMapList* types = new ZoneMapList(1); | 344 ZoneMapList* types = new ZoneMapList(1); |
345 types->Add(Handle<Map>::cast(object)); | 345 types->Add(Handle<Map>::cast(object)); |
346 return types; | 346 return types; |
347 } else if (Handle<Code>::cast(object)->ic_state() == MEGAMORPHIC) { | 347 } else if (Handle<Code>::cast(object)->ic_state() == MEGAMORPHIC) { |
348 ZoneMapList* types = new ZoneMapList(4); | 348 ZoneMapList* types = new ZoneMapList(4); |
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458 source_positions->Add(position); | 458 source_positions->Add(position); |
459 } | 459 } |
460 } else { | 460 } else { |
461 ASSERT(RelocInfo::IsPosition(mode)); | 461 ASSERT(RelocInfo::IsPosition(mode)); |
462 position = static_cast<int>(info->data()); | 462 position = static_cast<int>(info->data()); |
463 } | 463 } |
464 } | 464 } |
465 } | 465 } |
466 | 466 |
467 } } // namespace v8::internal | 467 } } // namespace v8::internal |
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