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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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148 } | 148 } |
149 | 149 |
150 // 'array' now contains the JSArray we should initialize. | 150 // 'array' now contains the JSArray we should initialize. |
151 | 151 |
152 // Optimize the case where there is one argument and the argument is a | 152 // Optimize the case where there is one argument and the argument is a |
153 // small smi. | 153 // small smi. |
154 if (__argc__ == 2) { | 154 if (__argc__ == 2) { |
155 Object* obj = BUILTIN_ARG(1); | 155 Object* obj = BUILTIN_ARG(1); |
156 if (obj->IsSmi()) { | 156 if (obj->IsSmi()) { |
157 int len = Smi::cast(obj)->value(); | 157 int len = Smi::cast(obj)->value(); |
158 if (len >= 0 && len < JSObject::kMaxFastElementsLength) { | 158 if (len >= 0 && len < JSObject::kInitialMaxFastElementArray) { |
159 Object* obj = Heap::AllocateFixedArrayWithHoles(len); | 159 Object* obj = Heap::AllocateFixedArrayWithHoles(len); |
160 if (obj->IsFailure()) return obj; | 160 if (obj->IsFailure()) return obj; |
161 array->SetContent(FixedArray::cast(obj)); | 161 array->SetContent(FixedArray::cast(obj)); |
162 return array; | 162 return array; |
163 } | 163 } |
164 } | 164 } |
165 // Take the argument as the length. | 165 // Take the argument as the length. |
166 obj = array->Initialize(0); | 166 obj = array->Initialize(0); |
167 if (obj->IsFailure()) return obj; | 167 if (obj->IsFailure()) return obj; |
168 if (__argc__ == 2) return array->SetElementsLength(BUILTIN_ARG(1)); | 168 if (__argc__ == 2) return array->SetElementsLength(BUILTIN_ARG(1)); |
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735 if (entry->contains(pc)) { | 735 if (entry->contains(pc)) { |
736 return names_[i]; | 736 return names_[i]; |
737 } | 737 } |
738 } | 738 } |
739 } | 739 } |
740 return NULL; | 740 return NULL; |
741 } | 741 } |
742 | 742 |
743 | 743 |
744 } } // namespace v8::internal | 744 } } // namespace v8::internal |
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