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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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345 ASSERT(array_proto->elements() == Heap::empty_fixed_array()); | 345 ASSERT(array_proto->elements() == Heap::empty_fixed_array()); |
346 // Object.prototype | 346 // Object.prototype |
347 array_proto = JSObject::cast(array_proto->GetPrototype()); | 347 array_proto = JSObject::cast(array_proto->GetPrototype()); |
348 if (array_proto != global_context->initial_object_prototype()) return false; | 348 if (array_proto != global_context->initial_object_prototype()) return false; |
349 if (array_proto->elements() != Heap::empty_fixed_array()) return false; | 349 if (array_proto->elements() != Heap::empty_fixed_array()) return false; |
350 ASSERT(array_proto->GetPrototype()->IsNull()); | 350 ASSERT(array_proto->GetPrototype()->IsNull()); |
351 return true; | 351 return true; |
352 } | 352 } |
353 | 353 |
354 | 354 |
355 static Object* EnsureJSArrayWithWritableFastElements(Object* receiver) { | 355 static inline Object* EnsureJSArrayWithWritableFastElements(Object* receiver) { |
356 if (!receiver->IsJSArray()) return NULL; | 356 if (!receiver->IsJSArray()) return NULL; |
357 JSArray* array = JSArray::cast(receiver); | 357 JSArray* array = JSArray::cast(receiver); |
358 HeapObject* elms = HeapObject::cast(array->elements()); | 358 HeapObject* elms = HeapObject::cast(array->elements()); |
359 if (elms->map() == Heap::fixed_array_map()) return elms; | 359 if (elms->map() == Heap::fixed_array_map()) return elms; |
360 if (elms->map() == Heap::fixed_cow_array_map()) { | 360 if (elms->map() == Heap::fixed_cow_array_map()) { |
361 return array->EnsureWritableFastElements(); | 361 return array->EnsureWritableFastElements(); |
362 } | 362 } |
363 return NULL; | 363 return NULL; |
364 } | 364 } |
365 | 365 |
366 | 366 |
367 static bool IsJSArrayFastElementMovingAllowed(JSArray* receiver) { | 367 static inline bool IsJSArrayFastElementMovingAllowed(JSArray* receiver) { |
368 Context* global_context = Top::context()->global_context(); | 368 Context* global_context = Top::context()->global_context(); |
369 JSObject* array_proto = | 369 JSObject* array_proto = |
370 JSObject::cast(global_context->array_function()->prototype()); | 370 JSObject::cast(global_context->array_function()->prototype()); |
371 return receiver->GetPrototype() == array_proto && | 371 return receiver->GetPrototype() == array_proto && |
372 ArrayPrototypeHasNoElements(global_context, array_proto); | 372 ArrayPrototypeHasNoElements(global_context, array_proto); |
373 } | 373 } |
374 | 374 |
375 | 375 |
376 static Object* CallJsBuiltin(const char* name, | 376 static Object* CallJsBuiltin(const char* name, |
377 BuiltinArguments<NO_EXTRA_ARGUMENTS> args) { | 377 BuiltinArguments<NO_EXTRA_ARGUMENTS> args) { |
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1527 if (entry->contains(pc)) { | 1527 if (entry->contains(pc)) { |
1528 return names_[i]; | 1528 return names_[i]; |
1529 } | 1529 } |
1530 } | 1530 } |
1531 } | 1531 } |
1532 return NULL; | 1532 return NULL; |
1533 } | 1533 } |
1534 | 1534 |
1535 | 1535 |
1536 } } // namespace v8::internal | 1536 } } // namespace v8::internal |
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