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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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| 1260 // Ignore other stores where the receiver is not a JSObject. | 1260 // Ignore other stores where the receiver is not a JSObject. |
| 1261 // TODO(1475): Must check prototype chains of object wrappers. | 1261 // TODO(1475): Must check prototype chains of object wrappers. |
| 1262 return *value; | 1262 return *value; |
| 1263 } | 1263 } |
| 1264 | 1264 |
| 1265 Handle<JSObject> receiver = Handle<JSObject>::cast(object); | 1265 Handle<JSObject> receiver = Handle<JSObject>::cast(object); |
| 1266 | 1266 |
| 1267 // Check if the given name is an array index. | 1267 // Check if the given name is an array index. |
| 1268 uint32_t index; | 1268 uint32_t index; |
| 1269 if (name->AsArrayIndex(&index)) { | 1269 if (name->AsArrayIndex(&index)) { |
| 1270 Handle<Object> result = SetElement(receiver, index, value, strict_mode); | 1270 Handle<Object> result = |
| 1271 JSObject::SetElement(receiver, index, value, strict_mode); |
| 1271 RETURN_IF_EMPTY_HANDLE(isolate(), result); | 1272 RETURN_IF_EMPTY_HANDLE(isolate(), result); |
| 1272 return *value; | 1273 return *value; |
| 1273 } | 1274 } |
| 1274 | 1275 |
| 1275 // Use specialized code for setting the length of arrays with fast | 1276 // Use specialized code for setting the length of arrays with fast |
| 1276 // properties. Slow properties might indicate redefinition of the | 1277 // properties. Slow properties might indicate redefinition of the |
| 1277 // length property. | 1278 // length property. |
| 1278 if (receiver->IsJSArray() && | 1279 if (receiver->IsJSArray() && |
| 1279 name->Equals(isolate()->heap()->length_symbol()) && | 1280 name->Equals(isolate()->heap()->length_symbol()) && |
| 1280 Handle<JSArray>::cast(receiver)->AllowsSetElementsLength() && | 1281 Handle<JSArray>::cast(receiver)->AllowsSetElementsLength() && |
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| 1637 return TypeError("non_object_property_store", object, name); | 1638 return TypeError("non_object_property_store", object, name); |
| 1638 } | 1639 } |
| 1639 | 1640 |
| 1640 // Ignore stores where the receiver is not a JSObject. | 1641 // Ignore stores where the receiver is not a JSObject. |
| 1641 if (!object->IsJSObject()) return *value; | 1642 if (!object->IsJSObject()) return *value; |
| 1642 Handle<JSObject> receiver = Handle<JSObject>::cast(object); | 1643 Handle<JSObject> receiver = Handle<JSObject>::cast(object); |
| 1643 | 1644 |
| 1644 // Check if the given name is an array index. | 1645 // Check if the given name is an array index. |
| 1645 uint32_t index; | 1646 uint32_t index; |
| 1646 if (name->AsArrayIndex(&index)) { | 1647 if (name->AsArrayIndex(&index)) { |
| 1647 Handle<Object> result = SetElement(receiver, index, value, strict_mode); | 1648 Handle<Object> result = |
| 1649 JSObject::SetElement(receiver, index, value, strict_mode); |
| 1648 RETURN_IF_EMPTY_HANDLE(isolate(), result); | 1650 RETURN_IF_EMPTY_HANDLE(isolate(), result); |
| 1649 return *value; | 1651 return *value; |
| 1650 } | 1652 } |
| 1651 | 1653 |
| 1652 // Update inline cache and stub cache. | 1654 // Update inline cache and stub cache. |
| 1653 if (FLAG_use_ic && !receiver->IsJSGlobalProxy()) { | 1655 if (FLAG_use_ic && !receiver->IsJSGlobalProxy()) { |
| 1654 LookupResult lookup(isolate()); | 1656 LookupResult lookup(isolate()); |
| 1655 if (LookupForWrite(receiver, name, &lookup)) { | 1657 if (LookupForWrite(receiver, name, &lookup)) { |
| 1656 UpdateCaches(&lookup, state, strict_mode, receiver, name, value); | 1658 UpdateCaches(&lookup, state, strict_mode, receiver, name, value); |
| 1657 } | 1659 } |
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| 2423 #undef ADDR | 2425 #undef ADDR |
| 2424 }; | 2426 }; |
| 2425 | 2427 |
| 2426 | 2428 |
| 2427 Address IC::AddressFromUtilityId(IC::UtilityId id) { | 2429 Address IC::AddressFromUtilityId(IC::UtilityId id) { |
| 2428 return IC_utilities[id]; | 2430 return IC_utilities[id]; |
| 2429 } | 2431 } |
| 2430 | 2432 |
| 2431 | 2433 |
| 2432 } } // namespace v8::internal | 2434 } } // namespace v8::internal |
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