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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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4308 } | 4308 } |
4309 } | 4309 } |
4310 return isolate->heap()->false_value(); | 4310 return isolate->heap()->false_value(); |
4311 } | 4311 } |
4312 | 4312 |
4313 | 4313 |
4314 RUNTIME_FUNCTION(MaybeObject*, Runtime_HasProperty) { | 4314 RUNTIME_FUNCTION(MaybeObject*, Runtime_HasProperty) { |
4315 NoHandleAllocation na; | 4315 NoHandleAllocation na; |
4316 ASSERT(args.length() == 2); | 4316 ASSERT(args.length() == 2); |
4317 | 4317 |
4318 // Only JS objects can have properties. | 4318 // Only JS receivers can have properties. |
4319 if (args[0]->IsJSObject()) { | 4319 if (args[0]->IsJSReceiver()) { |
4320 JSObject* object = JSObject::cast(args[0]); | 4320 JSReceiver* receiver = JSReceiver::cast(args[0]); |
4321 CONVERT_CHECKED(String, key, args[1]); | 4321 CONVERT_CHECKED(String, key, args[1]); |
4322 if (object->HasProperty(key)) return isolate->heap()->true_value(); | 4322 if (receiver->HasProperty(key)) return isolate->heap()->true_value(); |
4323 } | 4323 } |
4324 return isolate->heap()->false_value(); | 4324 return isolate->heap()->false_value(); |
4325 } | 4325 } |
4326 | 4326 |
4327 | 4327 |
4328 RUNTIME_FUNCTION(MaybeObject*, Runtime_HasElement) { | 4328 RUNTIME_FUNCTION(MaybeObject*, Runtime_HasElement) { |
4329 NoHandleAllocation na; | 4329 NoHandleAllocation na; |
4330 ASSERT(args.length() == 2); | 4330 ASSERT(args.length() == 2); |
4331 | 4331 |
4332 // Only JS objects can have elements. | 4332 // Only JS objects can have elements. |
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12695 } else { | 12695 } else { |
12696 // Handle last resort GC and make sure to allow future allocations | 12696 // Handle last resort GC and make sure to allow future allocations |
12697 // to grow the heap without causing GCs (if possible). | 12697 // to grow the heap without causing GCs (if possible). |
12698 isolate->counters()->gc_last_resort_from_js()->Increment(); | 12698 isolate->counters()->gc_last_resort_from_js()->Increment(); |
12699 isolate->heap()->CollectAllGarbage(false); | 12699 isolate->heap()->CollectAllGarbage(false); |
12700 } | 12700 } |
12701 } | 12701 } |
12702 | 12702 |
12703 | 12703 |
12704 } } // namespace v8::internal | 12704 } } // namespace v8::internal |
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