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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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883 void AddDecimalInteger(int value); | 883 void AddDecimalInteger(int value); |
884 | 884 |
885 // Finalize the string by 0-terminating it and returning the buffer. | 885 // Finalize the string by 0-terminating it and returning the buffer. |
886 char* Finalize(); | 886 char* Finalize(); |
887 | 887 |
888 protected: | 888 protected: |
889 Vector<char> buffer_; | 889 Vector<char> buffer_; |
890 int position_; | 890 int position_; |
891 | 891 |
892 bool is_finalized() const { return position_ < 0; } | 892 bool is_finalized() const { return position_ < 0; } |
| 893 |
893 private: | 894 private: |
894 DISALLOW_IMPLICIT_CONSTRUCTORS(SimpleStringBuilder); | 895 DISALLOW_IMPLICIT_CONSTRUCTORS(SimpleStringBuilder); |
895 }; | 896 }; |
896 | 897 |
897 | 898 |
898 // A poor man's version of STL's bitset: A bit set of enums E (without explicit | 899 // A poor man's version of STL's bitset: A bit set of enums E (without explicit |
899 // values), fitting into an integral type T. | 900 // values), fitting into an integral type T. |
900 template <class E, class T = int> | 901 template <class E, class T = int> |
901 class EnumSet { | 902 class EnumSet { |
902 public: | 903 public: |
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914 ASSERT(element < static_cast<int>(sizeof(T) * CHAR_BIT)); | 915 ASSERT(element < static_cast<int>(sizeof(T) * CHAR_BIT)); |
915 return 1 << element; | 916 return 1 << element; |
916 } | 917 } |
917 | 918 |
918 T bits_; | 919 T bits_; |
919 }; | 920 }; |
920 | 921 |
921 } } // namespace v8::internal | 922 } } // namespace v8::internal |
922 | 923 |
923 #endif // V8_UTILS_H_ | 924 #endif // V8_UTILS_H_ |
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