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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef V8_BASE_FLAGS_H_ | 5 #ifndef V8_BASE_FLAGS_H_ |
| 6 #define V8_BASE_FLAGS_H_ | 6 #define V8_BASE_FLAGS_H_ |
| 7 | 7 |
| 8 #include "src/base/compiler-specific.h" | 8 #include "src/base/compiler-specific.h" |
| 9 | 9 |
| 10 namespace v8 { | 10 namespace v8 { |
| (...skipping 47 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 58 | 58 |
| 59 operator mask_type() const { return mask_; } | 59 operator mask_type() const { return mask_; } |
| 60 bool operator!() const { return !mask_; } | 60 bool operator!() const { return !mask_; } |
| 61 | 61 |
| 62 private: | 62 private: |
| 63 mask_type mask_; | 63 mask_type mask_; |
| 64 }; | 64 }; |
| 65 | 65 |
| 66 | 66 |
| 67 #define DEFINE_OPERATORS_FOR_FLAGS(Type) \ | 67 #define DEFINE_OPERATORS_FOR_FLAGS(Type) \ |
| 68 inline Type operator&(Type::flag_type lhs, \ | 68 inline Type operator&(Type::flag_type lhs, Type::flag_type rhs) \ |
| 69 Type::flag_type rhs)ALLOW_UNUSED WARN_UNUSED_RESULT; \ | 69 ALLOW_UNUSED_TYPE WARN_UNUSED_RESULT; \ |
| 70 inline Type operator&(Type::flag_type lhs, Type::flag_type rhs) { \ | 70 inline Type operator&(Type::flag_type lhs, Type::flag_type rhs) { \ |
| 71 return Type(lhs) & rhs; \ | 71 return Type(lhs) & rhs; \ |
| 72 } \ | 72 } \ |
| 73 inline Type operator&(Type::flag_type lhs, \ | 73 inline Type operator&(Type::flag_type lhs, \ |
| 74 const Type& rhs)ALLOW_UNUSED WARN_UNUSED_RESULT; \ | 74 const Type& rhs) ALLOW_UNUSED_TYPE WARN_UNUSED_RESULT; \ |
| 75 inline Type operator&(Type::flag_type lhs, const Type& rhs) { \ | 75 inline Type operator&(Type::flag_type lhs, const Type& rhs) { \ |
| 76 return rhs & lhs; \ | 76 return rhs & lhs; \ |
| 77 } \ | 77 } \ |
| 78 inline void operator&(Type::flag_type lhs, Type::mask_type rhs)ALLOW_UNUSED; \ | 78 inline void operator&(Type::flag_type lhs, \ |
| 79 Type::mask_type rhs) ALLOW_UNUSED_TYPE; \ |
| 79 inline void operator&(Type::flag_type lhs, Type::mask_type rhs) {} \ | 80 inline void operator&(Type::flag_type lhs, Type::mask_type rhs) {} \ |
| 80 inline Type operator|(Type::flag_type lhs, Type::flag_type rhs) \ | 81 inline Type operator|(Type::flag_type lhs, Type::flag_type rhs) \ |
| 81 ALLOW_UNUSED WARN_UNUSED_RESULT; \ | 82 ALLOW_UNUSED_TYPE WARN_UNUSED_RESULT; \ |
| 82 inline Type operator|(Type::flag_type lhs, Type::flag_type rhs) { \ | 83 inline Type operator|(Type::flag_type lhs, Type::flag_type rhs) { \ |
| 83 return Type(lhs) | rhs; \ | 84 return Type(lhs) | rhs; \ |
| 84 } \ | 85 } \ |
| 85 inline Type operator|(Type::flag_type lhs, const Type& rhs) \ | 86 inline Type operator|(Type::flag_type lhs, const Type& rhs) \ |
| 86 ALLOW_UNUSED WARN_UNUSED_RESULT; \ | 87 ALLOW_UNUSED_TYPE WARN_UNUSED_RESULT; \ |
| 87 inline Type operator|(Type::flag_type lhs, const Type& rhs) { \ | 88 inline Type operator|(Type::flag_type lhs, const Type& rhs) { \ |
| 88 return rhs | lhs; \ | 89 return rhs | lhs; \ |
| 89 } \ | 90 } \ |
| 90 inline void operator|(Type::flag_type lhs, Type::mask_type rhs) \ | 91 inline void operator|(Type::flag_type lhs, \ |
| 91 ALLOW_UNUSED; \ | 92 Type::mask_type rhs) ALLOW_UNUSED_TYPE; \ |
| 92 inline void operator|(Type::flag_type lhs, Type::mask_type rhs) {} \ | 93 inline void operator|(Type::flag_type lhs, Type::mask_type rhs) {} \ |
| 93 inline Type operator^(Type::flag_type lhs, Type::flag_type rhs) \ | 94 inline Type operator^(Type::flag_type lhs, Type::flag_type rhs) \ |
| 94 ALLOW_UNUSED WARN_UNUSED_RESULT; \ | 95 ALLOW_UNUSED_TYPE WARN_UNUSED_RESULT; \ |
| 95 inline Type operator^(Type::flag_type lhs, Type::flag_type rhs) { \ | 96 inline Type operator^(Type::flag_type lhs, Type::flag_type rhs) { \ |
| 96 return Type(lhs) ^ rhs; \ | 97 return Type(lhs) ^ rhs; \ |
| 97 } inline Type operator^(Type::flag_type lhs, const Type& rhs) \ | 98 } inline Type operator^(Type::flag_type lhs, const Type& rhs) \ |
| 98 ALLOW_UNUSED WARN_UNUSED_RESULT; \ | 99 ALLOW_UNUSED_TYPE WARN_UNUSED_RESULT; \ |
| 99 inline Type operator^(Type::flag_type lhs, const Type& rhs) { \ | 100 inline Type operator^(Type::flag_type lhs, const Type& rhs) { \ |
| 100 return rhs ^ lhs; \ | 101 return rhs ^ lhs; \ |
| 101 } inline void operator^(Type::flag_type lhs, Type::mask_type rhs) \ | 102 } inline void operator^(Type::flag_type lhs, \ |
| 102 ALLOW_UNUSED; \ | 103 Type::mask_type rhs) ALLOW_UNUSED_TYPE; \ |
| 103 inline void operator^(Type::flag_type lhs, Type::mask_type rhs) {} | 104 inline void operator^(Type::flag_type lhs, Type::mask_type rhs) {} |
| 104 | 105 |
| 105 } // namespace base | 106 } // namespace base |
| 106 } // namespace v8 | 107 } // namespace v8 |
| 107 | 108 |
| 108 #endif // V8_BASE_FLAGS_H_ | 109 #endif // V8_BASE_FLAGS_H_ |
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