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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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| 41 #include "disassembler.h" | 41 #include "disassembler.h" |
| 42 #endif | 42 #endif |
| 43 | 43 |
| 44 namespace v8 { namespace internal { | 44 namespace v8 { namespace internal { |
| 45 | 45 |
| 46 // Getters and setters are stored in a fixed array property. These are | 46 // Getters and setters are stored in a fixed array property. These are |
| 47 // constants for their indices. | 47 // constants for their indices. |
| 48 const int kGetterIndex = 0; | 48 const int kGetterIndex = 0; |
| 49 const int kSetterIndex = 1; | 49 const int kSetterIndex = 1; |
| 50 | 50 |
| 51 const int String::kMaxAsciiCharCode; | |
| 52 const int String::kMaxUC16CharCode; | |
| 53 | |
| 54 bool Object::IsInstanceOf(FunctionTemplateInfo* expected) { | 51 bool Object::IsInstanceOf(FunctionTemplateInfo* expected) { |
| 55 // There is a constraint on the object; check | 52 // There is a constraint on the object; check |
| 56 if (!this->IsJSObject()) return false; | 53 if (!this->IsJSObject()) return false; |
| 57 // Fetch the constructor function of the object | 54 // Fetch the constructor function of the object |
| 58 Object* cons_obj = JSObject::cast(this)->map()->constructor(); | 55 Object* cons_obj = JSObject::cast(this)->map()->constructor(); |
| 59 if (!cons_obj->IsJSFunction()) return false; | 56 if (!cons_obj->IsJSFunction()) return false; |
| 60 JSFunction* fun = JSFunction::cast(cons_obj); | 57 JSFunction* fun = JSFunction::cast(cons_obj); |
| 61 // Iterate through the chain of inheriting function templates to | 58 // Iterate through the chain of inheriting function templates to |
| 62 // see if the required one occurs. | 59 // see if the required one occurs. |
| 63 for (Object* type = fun->shared()->function_data(); | 60 for (Object* type = fun->shared()->function_data(); |
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| 6970 // No break point. | 6967 // No break point. |
| 6971 if (break_point_objects()->IsUndefined()) return 0; | 6968 if (break_point_objects()->IsUndefined()) return 0; |
| 6972 // Single beak point. | 6969 // Single beak point. |
| 6973 if (!break_point_objects()->IsFixedArray()) return 1; | 6970 if (!break_point_objects()->IsFixedArray()) return 1; |
| 6974 // Multiple break points. | 6971 // Multiple break points. |
| 6975 return FixedArray::cast(break_point_objects())->length(); | 6972 return FixedArray::cast(break_point_objects())->length(); |
| 6976 } | 6973 } |
| 6977 | 6974 |
| 6978 | 6975 |
| 6979 } } // namespace v8::internal | 6976 } } // namespace v8::internal |
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