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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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68 | 68 |
69 private: | 69 private: |
70 int length_; | 70 int length_; |
71 Object** arguments_; | 71 Object** arguments_; |
72 }; | 72 }; |
73 | 73 |
74 | 74 |
75 // Cursom arguments replicate a small segment of stack that can be | 75 // Cursom arguments replicate a small segment of stack that can be |
76 // accessed through an Arguments object the same way the actual stack | 76 // accessed through an Arguments object the same way the actual stack |
77 // can. | 77 // can. |
78 class CustomArguments : public Relocatable { | 78 class CustomArguments : public Relocatable { |
antonm
2010/03/25 14:40:53
do we still use CustomArguments?
| |
79 public: | 79 public: |
80 inline CustomArguments(Object* data, | 80 inline CustomArguments(Object* data, |
81 JSObject* self, | 81 JSObject* self, |
82 JSObject* holder) { | 82 JSObject* holder) { |
83 values_[3] = self; | 83 values_[2] = self; |
84 values_[2] = holder; | 84 values_[1] = holder; |
85 values_[1] = Smi::FromInt(0); | |
86 values_[0] = data; | 85 values_[0] = data; |
87 } | 86 } |
88 void IterateInstance(ObjectVisitor* v); | 87 void IterateInstance(ObjectVisitor* v); |
89 Object** end() { return values_ + 3; } | 88 Object** end() { return values_ + 2; } |
90 private: | 89 private: |
91 Object* values_[4]; | 90 Object* values_[3]; |
92 }; | 91 }; |
93 | 92 |
94 | 93 |
95 } } // namespace v8::internal | 94 } } // namespace v8::internal |
96 | 95 |
97 #endif // V8_ARGUMENTS_H_ | 96 #endif // V8_ARGUMENTS_H_ |
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