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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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633 | 633 |
634 bool is_arguments_object_with_fast_elements = | 634 bool is_arguments_object_with_fast_elements = |
635 receiver->IsJSObject() | 635 receiver->IsJSObject() |
636 && JSObject::cast(receiver)->map() == arguments_map | 636 && JSObject::cast(receiver)->map() == arguments_map |
637 && JSObject::cast(receiver)->HasFastElements(); | 637 && JSObject::cast(receiver)->HasFastElements(); |
638 if (!is_arguments_object_with_fast_elements) { | 638 if (!is_arguments_object_with_fast_elements) { |
639 return CallJsBuiltin("ArraySlice", args); | 639 return CallJsBuiltin("ArraySlice", args); |
640 } | 640 } |
641 elms = FixedArray::cast(JSObject::cast(receiver)->elements()); | 641 elms = FixedArray::cast(JSObject::cast(receiver)->elements()); |
642 Object* len_obj = JSObject::cast(receiver) | 642 Object* len_obj = JSObject::cast(receiver) |
643 ->InObjectPropertyAt(Heap::arguments_length_index); | 643 ->InObjectPropertyAt(Heap::kArgumentsLengthIndex); |
644 if (!len_obj->IsSmi()) { | 644 if (!len_obj->IsSmi()) { |
645 return CallJsBuiltin("ArraySlice", args); | 645 return CallJsBuiltin("ArraySlice", args); |
646 } | 646 } |
647 len = Smi::cast(len_obj)->value(); | 647 len = Smi::cast(len_obj)->value(); |
648 if (len > elms->length()) { | 648 if (len > elms->length()) { |
649 return CallJsBuiltin("ArraySlice", args); | 649 return CallJsBuiltin("ArraySlice", args); |
650 } | 650 } |
651 for (int i = 0; i < len; i++) { | 651 for (int i = 0; i < len; i++) { |
652 if (elms->get(i) == Heap::the_hole_value()) { | 652 if (elms->get(i) == Heap::the_hole_value()) { |
653 return CallJsBuiltin("ArraySlice", args); | 653 return CallJsBuiltin("ArraySlice", args); |
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955 result_array->set_elements(result_elms); | 955 result_array->set_elements(result_elms); |
956 | 956 |
957 return result_array; | 957 return result_array; |
958 } | 958 } |
959 | 959 |
960 | 960 |
961 // ----------------------------------------------------------------------------- | 961 // ----------------------------------------------------------------------------- |
962 // Strict mode poison pills | 962 // Strict mode poison pills |
963 | 963 |
964 | 964 |
| 965 BUILTIN(StrictArgumentsCallee) { |
| 966 HandleScope scope; |
| 967 return Top::Throw(*Factory::NewTypeError("strict_arguments_callee", |
| 968 HandleVector<Object>(NULL, 0))); |
| 969 } |
| 970 |
| 971 |
| 972 BUILTIN(StrictArgumentsCaller) { |
| 973 HandleScope scope; |
| 974 return Top::Throw(*Factory::NewTypeError("strict_arguments_caller", |
| 975 HandleVector<Object>(NULL, 0))); |
| 976 } |
| 977 |
| 978 |
965 BUILTIN(StrictFunctionCaller) { | 979 BUILTIN(StrictFunctionCaller) { |
966 HandleScope scope; | 980 HandleScope scope; |
967 return Top::Throw(*Factory::NewTypeError("strict_function_caller", | 981 return Top::Throw(*Factory::NewTypeError("strict_function_caller", |
968 HandleVector<Object>(NULL, 0))); | 982 HandleVector<Object>(NULL, 0))); |
969 } | 983 } |
970 | 984 |
971 | 985 |
972 BUILTIN(StrictFunctionArguments) { | 986 BUILTIN(StrictFunctionArguments) { |
973 HandleScope scope; | 987 HandleScope scope; |
974 return Top::Throw(*Factory::NewTypeError("strict_function_arguments", | 988 return Top::Throw(*Factory::NewTypeError("strict_function_arguments", |
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1595 if (entry->contains(pc)) { | 1609 if (entry->contains(pc)) { |
1596 return names_[i]; | 1610 return names_[i]; |
1597 } | 1611 } |
1598 } | 1612 } |
1599 } | 1613 } |
1600 return NULL; | 1614 return NULL; |
1601 } | 1615 } |
1602 | 1616 |
1603 | 1617 |
1604 } } // namespace v8::internal | 1618 } } // namespace v8::internal |
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