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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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| 573 | 573 |
| 574 // TODO(rossberg): all RecordTypeFeedback functions should disappear | 574 // TODO(rossberg): all RecordTypeFeedback functions should disappear |
| 575 // once we use the common type field in the AST consistently. | 575 // once we use the common type field in the AST consistently. |
| 576 | 576 |
| 577 | 577 |
| 578 void Expression::RecordToBooleanTypeFeedback(TypeFeedbackOracle* oracle) { | 578 void Expression::RecordToBooleanTypeFeedback(TypeFeedbackOracle* oracle) { |
| 579 to_boolean_types_ = oracle->ToBooleanTypes(test_id()); | 579 to_boolean_types_ = oracle->ToBooleanTypes(test_id()); |
| 580 } | 580 } |
| 581 | 581 |
| 582 | 582 |
| 583 void Property::RecordTypeFeedback(TypeFeedbackOracle* oracle, | |
| 584 Zone* zone) { | |
| 585 // Record type feedback from the oracle in the AST. | |
| 586 is_uninitialized_ = oracle->LoadIsUninitialized(this); | |
| 587 if (is_uninitialized_) return; | |
| 588 | |
| 589 is_pre_monomorphic_ = oracle->LoadIsPreMonomorphic(this); | |
| 590 is_monomorphic_ = oracle->LoadIsMonomorphicNormal(this); | |
| 591 ASSERT(!is_pre_monomorphic_ || !is_monomorphic_); | |
| 592 receiver_types_.Clear(); | |
| 593 if (key()->IsPropertyName()) { | |
| 594 FunctionPrototypeStub proto_stub(Code::LOAD_IC); | |
| 595 if (oracle->LoadIsStub(this, &proto_stub)) { | |
| 596 is_function_prototype_ = true; | |
| 597 } else { | |
| 598 Literal* lit_key = key()->AsLiteral(); | |
| 599 ASSERT(lit_key != NULL && lit_key->value()->IsString()); | |
| 600 Handle<String> name = Handle<String>::cast(lit_key->value()); | |
| 601 oracle->LoadReceiverTypes(this, name, &receiver_types_); | |
| 602 } | |
| 603 } else if (oracle->LoadIsBuiltin(this, Builtins::kKeyedLoadIC_String)) { | |
| 604 is_string_access_ = true; | |
| 605 } else if (is_monomorphic_) { | |
| 606 receiver_types_.Add(oracle->LoadMonomorphicReceiverType(this), zone); | |
| 607 } else if (oracle->LoadIsPolymorphic(this)) { | |
| 608 receiver_types_.Reserve(kMaxKeyedPolymorphism, zone); | |
| 609 oracle->CollectKeyedReceiverTypes(PropertyFeedbackId(), &receiver_types_); | |
| 610 } | |
| 611 } | |
| 612 | |
| 613 | |
| 614 void Assignment::RecordTypeFeedback(TypeFeedbackOracle* oracle, | 583 void Assignment::RecordTypeFeedback(TypeFeedbackOracle* oracle, |
| 615 Zone* zone) { | 584 Zone* zone) { |
| 616 Property* prop = target()->AsProperty(); | 585 Property* prop = target()->AsProperty(); |
| 617 ASSERT(prop != NULL); | 586 ASSERT(prop != NULL); |
| 618 TypeFeedbackId id = AssignmentFeedbackId(); | 587 TypeFeedbackId id = AssignmentFeedbackId(); |
| 619 is_uninitialized_ = oracle->StoreIsUninitialized(id); | 588 is_uninitialized_ = oracle->StoreIsUninitialized(id); |
| 620 if (is_uninitialized_) return; | 589 if (is_uninitialized_) return; |
| 621 | 590 |
| 622 is_pre_monomorphic_ = oracle->StoreIsPreMonomorphic(id); | 591 is_pre_monomorphic_ = oracle->StoreIsPreMonomorphic(id); |
| 623 is_monomorphic_ = oracle->StoreIsMonomorphicNormal(id); | 592 is_monomorphic_ = oracle->StoreIsMonomorphicNormal(id); |
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| 1301 OS::SNPrintF(buffer, "%d", Smi::cast(*value_)->value()); | 1270 OS::SNPrintF(buffer, "%d", Smi::cast(*value_)->value()); |
| 1302 str = arr; | 1271 str = arr; |
| 1303 } else { | 1272 } else { |
| 1304 str = DoubleToCString(value_->Number(), buffer); | 1273 str = DoubleToCString(value_->Number(), buffer); |
| 1305 } | 1274 } |
| 1306 return isolate_->factory()->NewStringFromAscii(CStrVector(str)); | 1275 return isolate_->factory()->NewStringFromAscii(CStrVector(str)); |
| 1307 } | 1276 } |
| 1308 | 1277 |
| 1309 | 1278 |
| 1310 } } // namespace v8::internal | 1279 } } // namespace v8::internal |
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