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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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208 ? new(zone) BitVector(1, zone) | 208 ? new(zone) BitVector(1, zone) |
209 : target->bits_) { } | 209 : target->bits_) { } |
210 bool Done() const { return it_.Done(); } | 210 bool Done() const { return it_.Done(); } |
211 void Advance() { it_.Advance(); } | 211 void Advance() { it_.Advance(); } |
212 int Current() const { return it_.Current(); } | 212 int Current() const { return it_.Current(); } |
213 private: | 213 private: |
214 BitVector::Iterator it_; | 214 BitVector::Iterator it_; |
215 }; | 215 }; |
216 | 216 |
217 GrowableBitVector() : bits_(NULL) { } | 217 GrowableBitVector() : bits_(NULL) { } |
| 218 GrowableBitVector(int length, Zone* zone) |
| 219 : bits_(new(zone) BitVector(length, zone)) { } |
218 | 220 |
219 bool Contains(int value) const { | 221 bool Contains(int value) const { |
220 if (!InBitsRange(value)) return false; | 222 if (!InBitsRange(value)) return false; |
221 return bits_->Contains(value); | 223 return bits_->Contains(value); |
222 } | 224 } |
223 | 225 |
224 void Add(int value, Zone* zone) { | 226 void Add(int value, Zone* zone) { |
225 EnsureCapacity(value, zone); | 227 EnsureCapacity(value, zone); |
226 bits_->Add(value); | 228 bits_->Add(value); |
227 } | 229 } |
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251 } | 253 } |
252 | 254 |
253 BitVector* bits_; | 255 BitVector* bits_; |
254 }; | 256 }; |
255 | 257 |
256 | 258 |
257 } } // namespace v8::internal | 259 } } // namespace v8::internal |
258 | 260 |
259 | 261 |
260 #endif // V8_DATAFLOW_H_ | 262 #endif // V8_DATAFLOW_H_ |
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