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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 // Clients of this interface shouldn't depend on lots of interpreter internals. | 8 // Clients of this interface shouldn't depend on lots of interpreter internals. |
9 // Do not include anything from src/interpreter other than | 9 // Do not include anything from src/interpreter other than |
10 // src/interpreter/bytecodes.h here! | 10 // src/interpreter/bytecodes.h here! |
11 #include "src/base/macros.h" | 11 #include "src/base/macros.h" |
12 #include "src/builtins.h" | 12 #include "src/builtins.h" |
13 #include "src/interpreter/bytecodes.h" | 13 #include "src/interpreter/bytecodes.h" |
14 #include "src/parsing/token.h" | 14 #include "src/parsing/token.h" |
15 #include "src/runtime/runtime.h" | 15 #include "src/runtime/runtime.h" |
16 | 16 |
17 namespace v8 { | 17 namespace v8 { |
18 namespace internal { | 18 namespace internal { |
19 | 19 |
20 class Isolate; | 20 class Isolate; |
21 class Callable; | 21 class Callable; |
22 class CompilationInfo; | 22 class CompilationInfo; |
23 | 23 |
24 namespace compiler { | 24 namespace interpreter { |
| 25 |
25 class InterpreterAssembler; | 26 class InterpreterAssembler; |
26 } | |
27 | |
28 namespace interpreter { | |
29 | 27 |
30 class Interpreter { | 28 class Interpreter { |
31 public: | 29 public: |
32 explicit Interpreter(Isolate* isolate); | 30 explicit Interpreter(Isolate* isolate); |
33 virtual ~Interpreter() {} | 31 virtual ~Interpreter() {} |
34 | 32 |
35 // Initializes the interpreter dispatch table. | 33 // Initializes the interpreter dispatch table. |
36 void Initialize(); | 34 void Initialize(); |
37 | 35 |
38 // Generate bytecode for |info|. | 36 // Generate bytecode for |info|. |
39 static bool MakeBytecode(CompilationInfo* info); | 37 static bool MakeBytecode(CompilationInfo* info); |
40 | 38 |
41 // GC support. | 39 // GC support. |
42 void IterateDispatchTable(ObjectVisitor* v); | 40 void IterateDispatchTable(ObjectVisitor* v); |
43 | 41 |
| 42 void TraceCodegen(Handle<Code> code, const char* name); |
| 43 |
44 Address dispatch_table_address() { | 44 Address dispatch_table_address() { |
45 return reinterpret_cast<Address>(&dispatch_table_[0]); | 45 return reinterpret_cast<Address>(&dispatch_table_[0]); |
46 } | 46 } |
47 | 47 |
48 private: | 48 private: |
49 // Bytecode handler generator functions. | 49 // Bytecode handler generator functions. |
50 #define DECLARE_BYTECODE_HANDLER_GENERATOR(Name, ...) \ | 50 #define DECLARE_BYTECODE_HANDLER_GENERATOR(Name, ...) \ |
51 void Do##Name(compiler::InterpreterAssembler* assembler); | 51 void Do##Name(InterpreterAssembler* assembler); |
52 BYTECODE_LIST(DECLARE_BYTECODE_HANDLER_GENERATOR) | 52 BYTECODE_LIST(DECLARE_BYTECODE_HANDLER_GENERATOR) |
53 #undef DECLARE_BYTECODE_HANDLER_GENERATOR | 53 #undef DECLARE_BYTECODE_HANDLER_GENERATOR |
54 | 54 |
55 // Generates code to perform the binary operations via |function_id|. | 55 // Generates code to perform the binary operations via |function_id|. |
56 void DoBinaryOp(Runtime::FunctionId function_id, | 56 void DoBinaryOp(Runtime::FunctionId function_id, |
57 compiler::InterpreterAssembler* assembler); | 57 InterpreterAssembler* assembler); |
58 | 58 |
59 // Generates code to perform the count operations via |function_id|. | 59 // Generates code to perform the count operations via |function_id|. |
60 void DoCountOp(Runtime::FunctionId function_id, | 60 void DoCountOp(Runtime::FunctionId function_id, |
61 compiler::InterpreterAssembler* assembler); | 61 InterpreterAssembler* assembler); |
62 | 62 |
63 // Generates code to perform the comparison operation associated with | 63 // Generates code to perform the comparison operation associated with |
64 // |compare_op|. | 64 // |compare_op|. |
65 void DoCompareOp(Token::Value compare_op, | 65 void DoCompareOp(Token::Value compare_op, InterpreterAssembler* assembler); |
66 compiler::InterpreterAssembler* assembler); | |
67 | 66 |
68 // Generates code to load a constant from the constant pool. | 67 // Generates code to load a constant from the constant pool. |
69 void DoLoadConstant(compiler::InterpreterAssembler* assembler); | 68 void DoLoadConstant(InterpreterAssembler* assembler); |
70 | 69 |
71 // Generates code to perform a global load via |ic|. | 70 // Generates code to perform a global load via |ic|. |
72 void DoLoadGlobal(Callable ic, compiler::InterpreterAssembler* assembler); | 71 void DoLoadGlobal(Callable ic, InterpreterAssembler* assembler); |
73 | 72 |
74 // Generates code to perform a global store via |ic|. | 73 // Generates code to perform a global store via |ic|. |
75 void DoStoreGlobal(Callable ic, compiler::InterpreterAssembler* assembler); | 74 void DoStoreGlobal(Callable ic, InterpreterAssembler* assembler); |
76 | 75 |
77 // Generates code to perform a named property load via |ic|. | 76 // Generates code to perform a named property load via |ic|. |
78 void DoLoadIC(Callable ic, compiler::InterpreterAssembler* assembler); | 77 void DoLoadIC(Callable ic, InterpreterAssembler* assembler); |
79 | 78 |
80 // Generates code to perform a keyed property load via |ic|. | 79 // Generates code to perform a keyed property load via |ic|. |
81 void DoKeyedLoadIC(Callable ic, compiler::InterpreterAssembler* assembler); | 80 void DoKeyedLoadIC(Callable ic, InterpreterAssembler* assembler); |
82 | 81 |
83 // Generates code to perform a namedproperty store via |ic|. | 82 // Generates code to perform a namedproperty store via |ic|. |
84 void DoStoreIC(Callable ic, compiler::InterpreterAssembler* assembler); | 83 void DoStoreIC(Callable ic, InterpreterAssembler* assembler); |
85 | 84 |
86 // Generates code to perform a keyed property store via |ic|. | 85 // Generates code to perform a keyed property store via |ic|. |
87 void DoKeyedStoreIC(Callable ic, compiler::InterpreterAssembler* assembler); | 86 void DoKeyedStoreIC(Callable ic, InterpreterAssembler* assembler); |
88 | 87 |
89 // Generates code to perform a JS call. | 88 // Generates code to perform a JS call. |
90 void DoJSCall(compiler::InterpreterAssembler* assembler); | 89 void DoJSCall(InterpreterAssembler* assembler); |
91 | 90 |
92 // Generates code to perform a runtime call. | 91 // Generates code to perform a runtime call. |
93 void DoCallRuntimeCommon(compiler::InterpreterAssembler* assembler); | 92 void DoCallRuntimeCommon(InterpreterAssembler* assembler); |
94 | 93 |
95 // Generates code to perform a runtime call returning a pair. | 94 // Generates code to perform a runtime call returning a pair. |
96 void DoCallRuntimeForPairCommon(compiler::InterpreterAssembler* assembler); | 95 void DoCallRuntimeForPairCommon(InterpreterAssembler* assembler); |
97 | 96 |
98 // Generates code to perform a JS runtime call. | 97 // Generates code to perform a JS runtime call. |
99 void DoCallJSRuntimeCommon(compiler::InterpreterAssembler* assembler); | 98 void DoCallJSRuntimeCommon(InterpreterAssembler* assembler); |
100 | 99 |
101 // Generates code to perform a constructor call.. | 100 // Generates code to perform a constructor call.. |
102 void DoCallConstruct(compiler::InterpreterAssembler* assembler); | 101 void DoCallConstruct(InterpreterAssembler* assembler); |
103 | 102 |
104 // Generates code ro create a literal via |function_id|. | 103 // Generates code ro create a literal via |function_id|. |
105 void DoCreateLiteral(Runtime::FunctionId function_id, | 104 void DoCreateLiteral(Runtime::FunctionId function_id, |
106 compiler::InterpreterAssembler* assembler); | 105 InterpreterAssembler* assembler); |
107 | 106 |
108 // Generates code to perform delete via function_id. | 107 // Generates code to perform delete via function_id. |
109 void DoDelete(Runtime::FunctionId function_id, | 108 void DoDelete(Runtime::FunctionId function_id, |
110 compiler::InterpreterAssembler* assembler); | 109 InterpreterAssembler* assembler); |
111 | 110 |
112 // Generates code to perform a lookup slot load via |function_id|. | 111 // Generates code to perform a lookup slot load via |function_id|. |
113 void DoLoadLookupSlot(Runtime::FunctionId function_id, | 112 void DoLoadLookupSlot(Runtime::FunctionId function_id, |
114 compiler::InterpreterAssembler* assembler); | 113 InterpreterAssembler* assembler); |
115 | 114 |
116 // Generates code to perform a lookup slot store depending on |language_mode|. | 115 // Generates code to perform a lookup slot store depending on |language_mode|. |
117 void DoStoreLookupSlot(LanguageMode language_mode, | 116 void DoStoreLookupSlot(LanguageMode language_mode, |
118 compiler::InterpreterAssembler* assembler); | 117 InterpreterAssembler* assembler); |
119 | 118 |
120 bool IsDispatchTableInitialized(); | 119 bool IsDispatchTableInitialized(); |
121 | 120 |
122 static const int kDispatchTableSize = static_cast<int>(Bytecode::kLast) + 1; | 121 static const int kDispatchTableSize = static_cast<int>(Bytecode::kLast) + 1; |
123 | 122 |
124 Isolate* isolate_; | 123 Isolate* isolate_; |
125 Object* dispatch_table_[kDispatchTableSize]; | 124 Object* dispatch_table_[kDispatchTableSize]; |
126 | 125 |
127 DISALLOW_COPY_AND_ASSIGN(Interpreter); | 126 DISALLOW_COPY_AND_ASSIGN(Interpreter); |
128 }; | 127 }; |
129 | 128 |
130 } // namespace interpreter | 129 } // namespace interpreter |
131 } // namespace internal | 130 } // namespace internal |
132 } // namespace v8 | 131 } // namespace v8 |
133 | 132 |
134 #endif // V8_INTERPRETER_INTERPRETER_H_ | 133 #endif // V8_INTERPRETER_INTERPRETER_H_ |
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