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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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_INTERPRETER_BYTECODES_H_ | 5 #ifndef V8_INTERPRETER_BYTECODES_H_ |
6 #define V8_INTERPRETER_BYTECODES_H_ | 6 #define V8_INTERPRETER_BYTECODES_H_ |
7 | 7 |
8 #include <iosfwd> | 8 #include <iosfwd> |
9 | 9 |
10 // Clients of this interface shouldn't depend on lots of interpreter internals. | 10 // Clients of this interface shouldn't depend on lots of interpreter internals. |
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203 bool is_function_context() const; | 203 bool is_function_context() const; |
204 | 204 |
205 static Register FromOperand(uint8_t operand); | 205 static Register FromOperand(uint8_t operand); |
206 uint8_t ToOperand() const; | 206 uint8_t ToOperand() const; |
207 | 207 |
208 static bool AreContiguous(Register reg1, Register reg2, | 208 static bool AreContiguous(Register reg1, Register reg2, |
209 Register reg3 = Register(), | 209 Register reg3 = Register(), |
210 Register reg4 = Register(), | 210 Register reg4 = Register(), |
211 Register reg5 = Register()); | 211 Register reg5 = Register()); |
212 | 212 |
213 bool operator==(const Register& o) const { return o.index() == index(); } | 213 bool operator==(const Register& other) const { |
214 bool operator!=(const Register& o) const { return o.index() != index(); } | 214 return index() == other.index(); |
| 215 } |
| 216 bool operator!=(const Register& other) const { |
| 217 return index() != other.index(); |
| 218 } |
| 219 bool operator<(const Register& other) const { |
| 220 return index() < other.index(); |
| 221 } |
| 222 bool operator<=(const Register& other) const { |
| 223 return index() <= other.index(); |
| 224 } |
215 | 225 |
216 private: | 226 private: |
217 static const int kIllegalIndex = kMaxInt; | 227 static const int kIllegalIndex = kMaxInt; |
218 | 228 |
219 void* operator new(size_t size); | 229 void* operator new(size_t size); |
220 void operator delete(void* p); | 230 void operator delete(void* p); |
221 | 231 |
222 int index_; | 232 int index_; |
223 }; | 233 }; |
224 | 234 |
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283 | 293 |
284 std::ostream& operator<<(std::ostream& os, const Bytecode& bytecode); | 294 std::ostream& operator<<(std::ostream& os, const Bytecode& bytecode); |
285 std::ostream& operator<<(std::ostream& os, const OperandType& operand_type); | 295 std::ostream& operator<<(std::ostream& os, const OperandType& operand_type); |
286 std::ostream& operator<<(std::ostream& os, const OperandSize& operand_type); | 296 std::ostream& operator<<(std::ostream& os, const OperandSize& operand_type); |
287 | 297 |
288 } // namespace interpreter | 298 } // namespace interpreter |
289 } // namespace internal | 299 } // namespace internal |
290 } // namespace v8 | 300 } // namespace v8 |
291 | 301 |
292 #endif // V8_INTERPRETER_BYTECODES_H_ | 302 #endif // V8_INTERPRETER_BYTECODES_H_ |
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