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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_ARRAY_ITERATOR_H_ | 5 #ifndef V8_INTERPRETER_BYTECODE_ARRAY_ITERATOR_H_ |
6 #define V8_INTERPRETER_BYTECODE_ARRAY_ITERATOR_H_ | 6 #define V8_INTERPRETER_BYTECODE_ARRAY_ITERATOR_H_ |
7 | 7 |
8 #include "src/handles.h" | 8 #include "src/handles.h" |
9 #include "src/interpreter/bytecodes.h" | 9 #include "src/interpreter/bytecodes.h" |
10 #include "src/objects.h" | 10 #include "src/objects.h" |
11 | 11 |
12 namespace v8 { | 12 namespace v8 { |
13 namespace internal { | 13 namespace internal { |
14 namespace interpreter { | 14 namespace interpreter { |
15 | 15 |
16 class BytecodeArrayIterator { | 16 class BytecodeArrayIterator { |
17 public: | 17 public: |
18 explicit BytecodeArrayIterator(Handle<BytecodeArray> bytecode_array); | 18 explicit BytecodeArrayIterator(Handle<BytecodeArray> bytecode_array); |
19 | 19 |
20 void Advance(); | 20 void Advance(); |
21 bool done() const; | 21 bool done() const; |
22 Bytecode current_bytecode() const; | 22 Bytecode current_bytecode() const; |
| 23 int current_bytecode_size() const; |
23 int current_offset() const { return bytecode_offset_; } | 24 int current_offset() const { return bytecode_offset_; } |
24 const Handle<BytecodeArray>& bytecode_array() const { | 25 const Handle<BytecodeArray>& bytecode_array() const { |
25 return bytecode_array_; | 26 return bytecode_array_; |
26 } | 27 } |
27 | 28 |
28 int8_t GetImmediateOperand(int operand_index) const; | 29 int8_t GetImmediateOperand(int operand_index) const; |
29 int GetIndexOperand(int operand_index) const; | 30 int GetIndexOperand(int operand_index) const; |
30 int GetCountOperand(int operand_index) const; | 31 int GetCountOperand(int operand_index) const; |
31 Register GetRegisterOperand(int operand_index) const; | 32 Register GetRegisterOperand(int operand_index) const; |
32 Handle<Object> GetConstantForIndexOperand(int operand_index) const; | 33 Handle<Object> GetConstantForIndexOperand(int operand_index) const; |
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45 int bytecode_offset_; | 46 int bytecode_offset_; |
46 | 47 |
47 DISALLOW_COPY_AND_ASSIGN(BytecodeArrayIterator); | 48 DISALLOW_COPY_AND_ASSIGN(BytecodeArrayIterator); |
48 }; | 49 }; |
49 | 50 |
50 } // namespace interpreter | 51 } // namespace interpreter |
51 } // namespace internal | 52 } // namespace internal |
52 } // namespace v8 | 53 } // namespace v8 |
53 | 54 |
54 #endif // V8_INTERPRETER_BYTECODE_GRAPH_ITERATOR_H_ | 55 #endif // V8_INTERPRETER_BYTECODE_GRAPH_ITERATOR_H_ |
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