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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_BYTECODE_PIPELINE_H_ | 5 #ifndef V8_INTERPRETER_BYTECODE_PIPELINE_H_ |
| 6 #define V8_INTERPRETER_BYTECODE_PIPELINE_H_ | 6 #define V8_INTERPRETER_BYTECODE_PIPELINE_H_ |
| 7 | 7 |
| 8 #include "src/interpreter/bytecode-register-allocator.h" | 8 #include "src/interpreter/bytecode-register-allocator.h" |
| 9 #include "src/interpreter/bytecode-register.h" | 9 #include "src/interpreter/bytecode-register.h" |
| 10 #include "src/interpreter/bytecodes.h" | 10 #include "src/interpreter/bytecodes.h" |
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| 40 // written to the next stage. | 40 // written to the next stage. |
| 41 virtual void BindLabel(BytecodeLabel* label) = 0; | 41 virtual void BindLabel(BytecodeLabel* label) = 0; |
| 42 | 42 |
| 43 // Binds |label| to the location of |target|. This call implicitly | 43 // Binds |label| to the location of |target|. This call implicitly |
| 44 // ends the current basic block and so any deferred bytecodes should be | 44 // ends the current basic block and so any deferred bytecodes should be |
| 45 // written to the next stage. | 45 // written to the next stage. |
| 46 virtual void BindLabel(const BytecodeLabel& target, BytecodeLabel* label) = 0; | 46 virtual void BindLabel(const BytecodeLabel& target, BytecodeLabel* label) = 0; |
| 47 | 47 |
| 48 // Flush the pipeline and generate a bytecode array. | 48 // Flush the pipeline and generate a bytecode array. |
| 49 virtual Handle<BytecodeArray> ToBytecodeArray( | 49 virtual Handle<BytecodeArray> ToBytecodeArray( |
| 50 int fixed_register_count, int parameter_count, | 50 Isolate* isolate, int fixed_register_count, int parameter_count, |
| 51 Handle<FixedArray> handler_table) = 0; | 51 Handle<FixedArray> handler_table) = 0; |
| 52 }; | 52 }; |
| 53 | 53 |
| 54 // Source code position information. | 54 // Source code position information. |
| 55 class BytecodeSourceInfo final { | 55 class BytecodeSourceInfo final { |
| 56 public: | 56 public: |
| 57 static const int kUninitializedPosition = -1; | 57 static const int kUninitializedPosition = -1; |
| 58 | 58 |
| 59 BytecodeSourceInfo() | 59 BytecodeSourceInfo() |
| 60 : position_type_(PositionType::kNone), | 60 : position_type_(PositionType::kNone), |
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| 211 }; | 211 }; |
| 212 | 212 |
| 213 std::ostream& operator<<(std::ostream& os, const BytecodeSourceInfo& info); | 213 std::ostream& operator<<(std::ostream& os, const BytecodeSourceInfo& info); |
| 214 std::ostream& operator<<(std::ostream& os, const BytecodeNode& node); | 214 std::ostream& operator<<(std::ostream& os, const BytecodeNode& node); |
| 215 | 215 |
| 216 } // namespace interpreter | 216 } // namespace interpreter |
| 217 } // namespace internal | 217 } // namespace internal |
| 218 } // namespace v8 | 218 } // namespace v8 |
| 219 | 219 |
| 220 #endif // V8_INTERPRETER_BYTECODE_PIPELINE_H_ | 220 #endif // V8_INTERPRETER_BYTECODE_PIPELINE_H_ |
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