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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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| 1429 inline MaybeObject* AllocateNewStorageFor(Heap* heap, | 1429 inline MaybeObject* AllocateNewStorageFor(Heap* heap, |
| 1430 Representation representation, | 1430 Representation representation, |
| 1431 PretenureFlag tenure = NOT_TENURED); | 1431 PretenureFlag tenure = NOT_TENURED); |
| 1432 | 1432 |
| 1433 // Returns true if the object is of the correct type to be used as a | 1433 // Returns true if the object is of the correct type to be used as a |
| 1434 // implementation of a JSObject's elements. | 1434 // implementation of a JSObject's elements. |
| 1435 inline bool HasValidElements(); | 1435 inline bool HasValidElements(); |
| 1436 | 1436 |
| 1437 inline bool HasSpecificClassOf(String* name); | 1437 inline bool HasSpecificClassOf(String* name); |
| 1438 | 1438 |
| 1439 MUST_USE_RESULT MaybeObject* ToObject(); // ECMA-262 9.9. | 1439 MUST_USE_RESULT MaybeObject* ToObject(Isolate* isolate); // ECMA-262 9.9. |
| 1440 bool BooleanValue(); // ECMA-262 9.2. | 1440 bool BooleanValue(); // ECMA-262 9.2. |
| 1441 | 1441 |
| 1442 // Convert to a JSObject if needed. | 1442 // Convert to a JSObject if needed. |
| 1443 // native_context is used when creating wrapper object. | 1443 // native_context is used when creating wrapper object. |
| 1444 MUST_USE_RESULT MaybeObject* ToObject(Context* native_context); | 1444 MUST_USE_RESULT MaybeObject* ToObject(Context* native_context); |
| 1445 | 1445 |
| 1446 // Converts this to a Smi if possible. | 1446 // Converts this to a Smi if possible. |
| 1447 // Failure is returned otherwise. | 1447 // Failure is returned otherwise. |
| 1448 MUST_USE_RESULT inline MaybeObject* ToSmi(); | 1448 MUST_USE_RESULT inline MaybeObject* ToSmi(); |
| 1449 | 1449 |
| 1450 void Lookup(Name* name, LookupResult* result); | 1450 void Lookup(Name* name, LookupResult* result); |
| 1451 | 1451 |
| 1452 // Property access. | 1452 // Property access. |
| 1453 MUST_USE_RESULT inline MaybeObject* GetProperty(Name* key); | 1453 MUST_USE_RESULT inline MaybeObject* GetProperty(Name* key); |
| 1454 MUST_USE_RESULT inline MaybeObject* GetProperty( | 1454 MUST_USE_RESULT inline MaybeObject* GetProperty( |
| 1455 Name* key, | 1455 Name* key, |
| 1456 PropertyAttributes* attributes); | 1456 PropertyAttributes* attributes); |
| 1457 MUST_USE_RESULT MaybeObject* GetPropertyWithReceiver( | 1457 MUST_USE_RESULT MaybeObject* GetPropertyWithReceiver( |
| 1458 Object* receiver, | 1458 Object* receiver, |
| 1459 Name* key, | 1459 Name* key, |
| 1460 PropertyAttributes* attributes); | 1460 PropertyAttributes* attributes); |
| 1461 | 1461 |
| 1462 static Handle<Object> GetProperty(Handle<Object> object, Handle<Name> key); | 1462 static Handle<Object> GetProperty(Handle<Object> object, |
| 1463 Handle<Name> key); |
| 1463 static Handle<Object> GetProperty(Handle<Object> object, | 1464 static Handle<Object> GetProperty(Handle<Object> object, |
| 1464 Handle<Object> receiver, | 1465 Handle<Object> receiver, |
| 1465 LookupResult* result, | 1466 LookupResult* result, |
| 1466 Handle<Name> key, | 1467 Handle<Name> key, |
| 1467 PropertyAttributes* attributes); | 1468 PropertyAttributes* attributes); |
| 1468 | 1469 |
| 1469 MUST_USE_RESULT static MaybeObject* GetPropertyOrFail( | 1470 MUST_USE_RESULT static MaybeObject* GetPropertyOrFail( |
| 1470 Handle<Object> object, | 1471 Handle<Object> object, |
| 1471 Handle<Object> receiver, | 1472 Handle<Object> receiver, |
| 1472 LookupResult* result, | 1473 LookupResult* result, |
| 1473 Handle<Name> key, | 1474 Handle<Name> key, |
| 1474 PropertyAttributes* attributes); | 1475 PropertyAttributes* attributes); |
| 1475 | 1476 |
| 1476 MUST_USE_RESULT MaybeObject* GetProperty(Object* receiver, | 1477 MUST_USE_RESULT MaybeObject* GetProperty(Object* receiver, |
| 1477 LookupResult* result, | 1478 LookupResult* result, |
| 1478 Name* key, | 1479 Name* key, |
| 1479 PropertyAttributes* attributes); | 1480 PropertyAttributes* attributes); |
| 1480 | 1481 |
| 1481 MUST_USE_RESULT MaybeObject* GetPropertyWithDefinedGetter(Object* receiver, | 1482 MUST_USE_RESULT MaybeObject* GetPropertyWithDefinedGetter(Object* receiver, |
| 1482 JSReceiver* getter); | 1483 JSReceiver* getter); |
| 1483 | 1484 |
| 1484 static Handle<Object> GetElement(Handle<Object> object, uint32_t index); | 1485 static Handle<Object> GetElement(Isolate* isolate, |
| 1485 MUST_USE_RESULT inline MaybeObject* GetElement(uint32_t index); | 1486 Handle<Object> object, |
| 1487 uint32_t index); |
| 1488 MUST_USE_RESULT inline MaybeObject* GetElement(Isolate* isolate, |
| 1489 uint32_t index); |
| 1486 // For use when we know that no exception can be thrown. | 1490 // For use when we know that no exception can be thrown. |
| 1487 inline Object* GetElementNoExceptionThrown(uint32_t index); | 1491 inline Object* GetElementNoExceptionThrown(Isolate* isolate, uint32_t index); |
| 1488 MUST_USE_RESULT MaybeObject* GetElementWithReceiver(Object* receiver, | 1492 MUST_USE_RESULT MaybeObject* GetElementWithReceiver(Isolate* isolate, |
| 1493 Object* receiver, |
| 1489 uint32_t index); | 1494 uint32_t index); |
| 1490 | 1495 |
| 1491 // Return the object's prototype (might be Heap::null_value()). | 1496 // Return the object's prototype (might be Heap::null_value()). |
| 1492 Object* GetPrototype(Isolate* isolate); | 1497 Object* GetPrototype(Isolate* isolate); |
| 1493 | 1498 |
| 1494 // Returns the permanent hash code associated with this object depending on | 1499 // Returns the permanent hash code associated with this object depending on |
| 1495 // the actual object type. Might return a failure in case no hash was | 1500 // the actual object type. Might return a failure in case no hash was |
| 1496 // created yet or GC was caused by creation. | 1501 // created yet or GC was caused by creation. |
| 1497 MUST_USE_RESULT MaybeObject* GetHash(CreationFlag flag); | 1502 MUST_USE_RESULT MaybeObject* GetHash(CreationFlag flag); |
| 1498 | 1503 |
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| 10160 } else { | 10165 } else { |
| 10161 value &= ~(1 << bit_position); | 10166 value &= ~(1 << bit_position); |
| 10162 } | 10167 } |
| 10163 return value; | 10168 return value; |
| 10164 } | 10169 } |
| 10165 }; | 10170 }; |
| 10166 | 10171 |
| 10167 } } // namespace v8::internal | 10172 } } // namespace v8::internal |
| 10168 | 10173 |
| 10169 #endif // V8_OBJECTS_H_ | 10174 #endif // V8_OBJECTS_H_ |
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