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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_INTERPRETER_H_ | 5 #ifndef V8_INTERPRETER_INTERPRETER_H_ |
6 #define V8_INTERPRETER_INTERPRETER_H_ | 6 #define V8_INTERPRETER_INTERPRETER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
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. |
11 // Do not include anything from src/interpreter other than | 11 // Do not include anything from src/interpreter other than |
12 // src/interpreter/bytecodes.h here! | 12 // src/interpreter/bytecodes.h here! |
13 #include "src/base/macros.h" | 13 #include "src/base/macros.h" |
14 #include "src/builtins/builtins.h" | 14 #include "src/builtins/builtins.h" |
15 #include "src/interpreter/bytecodes.h" | 15 #include "src/interpreter/bytecodes.h" |
16 #include "src/parsing/token.h" | 16 #include "src/parsing/token.h" |
17 #include "src/runtime/runtime.h" | 17 #include "src/runtime/runtime.h" |
18 | 18 |
19 namespace v8 { | 19 namespace v8 { |
20 namespace internal { | 20 namespace internal { |
21 | 21 |
22 class Isolate; | 22 class Isolate; |
23 class Callable; | 23 class Callable; |
24 class CompilationInfo; | 24 class CompilationInfo; |
25 class CompilationJob; | 25 class CompilationJob; |
| 26 enum class LazyCompilationMode; |
26 | 27 |
27 namespace compiler { | 28 namespace compiler { |
28 class Node; | 29 class Node; |
29 } // namespace compiler | 30 } // namespace compiler |
30 | 31 |
31 namespace interpreter { | 32 namespace interpreter { |
32 | 33 |
33 class InterpreterAssembler; | 34 class InterpreterAssembler; |
34 | 35 |
35 class Interpreter { | 36 class Interpreter { |
36 public: | 37 public: |
37 explicit Interpreter(Isolate* isolate); | 38 explicit Interpreter(Isolate* isolate); |
38 virtual ~Interpreter() {} | 39 virtual ~Interpreter() {} |
39 | 40 |
40 // Initializes the interpreter dispatch table. | 41 // Initializes the interpreter dispatch table. |
41 void Initialize(); | 42 void Initialize(); |
42 | 43 |
43 // Returns the interrupt budget which should be used for the profiler counter. | 44 // Returns the interrupt budget which should be used for the profiler counter. |
44 static int InterruptBudget(); | 45 static int InterruptBudget(); |
45 | 46 |
46 // Creates a compilation job which will generate bytecode for |info|. | 47 // Creates a compilation job which will generate bytecode for |info|. |
47 static CompilationJob* NewCompilationJob(CompilationInfo* info); | 48 static CompilationJob* NewCompilationJob(CompilationInfo* info, |
| 49 LazyCompilationMode mode); |
48 | 50 |
49 // Return bytecode handler for |bytecode|. | 51 // Return bytecode handler for |bytecode|. |
50 Code* GetBytecodeHandler(Bytecode bytecode, OperandScale operand_scale); | 52 Code* GetBytecodeHandler(Bytecode bytecode, OperandScale operand_scale); |
51 | 53 |
52 // GC support. | 54 // GC support. |
53 void IterateDispatchTable(ObjectVisitor* v); | 55 void IterateDispatchTable(ObjectVisitor* v); |
54 | 56 |
55 // Disassembler support (only useful with ENABLE_DISASSEMBLER defined). | 57 // Disassembler support (only useful with ENABLE_DISASSEMBLER defined). |
56 void TraceCodegen(Handle<Code> code); | 58 void TraceCodegen(Handle<Code> code); |
57 const char* LookupNameOfBytecodeHandler(Code* code); | 59 const char* LookupNameOfBytecodeHandler(Code* code); |
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184 std::unique_ptr<uintptr_t[]> bytecode_dispatch_counters_table_; | 186 std::unique_ptr<uintptr_t[]> bytecode_dispatch_counters_table_; |
185 | 187 |
186 DISALLOW_COPY_AND_ASSIGN(Interpreter); | 188 DISALLOW_COPY_AND_ASSIGN(Interpreter); |
187 }; | 189 }; |
188 | 190 |
189 } // namespace interpreter | 191 } // namespace interpreter |
190 } // namespace internal | 192 } // namespace internal |
191 } // namespace v8 | 193 } // namespace v8 |
192 | 194 |
193 #endif // V8_INTERPRETER_INTERPRETER_H_ | 195 #endif // V8_INTERPRETER_INTERPRETER_H_ |
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