Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame^] | 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 |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef V8_INTERPRETER_INTERPRETER_H_ |
| 6 | #define V8_INTERPRETER_INTERPRETER_H_ |
| 7 | |
| 8 | // Clients of this interface shouldn't depend on lots of interpreter internals. |
| 9 | // Do not include anything from src/interpreter other than |
| 10 | // src/interpreter/bytecodes.h here! |
| 11 | #include "src/base/macros.h" |
| 12 | #include "src/builtins.h" |
| 13 | #include "src/interpreter/bytecodes.h" |
| 14 | #include "src/parsing/token.h" |
| 15 | #include "src/runtime/runtime.h" |
| 16 | |
| 17 | namespace v8 { |
| 18 | namespace internal { |
| 19 | |
| 20 | class Isolate; |
| 21 | class Callable; |
| 22 | class CompilationInfo; |
| 23 | |
| 24 | namespace compiler { |
| 25 | class InterpreterAssembler; |
| 26 | } |
| 27 | |
| 28 | namespace interpreter { |
| 29 | |
| 30 | class Interpreter { |
| 31 | public: |
| 32 | explicit Interpreter(Isolate* isolate); |
| 33 | virtual ~Interpreter() {} |
| 34 | |
| 35 | // Creates an uninitialized interpreter handler table, where each handler |
| 36 | // points to the Illegal builtin. |
| 37 | static Handle<FixedArray> CreateUninitializedInterpreterTable( |
| 38 | Isolate* isolate); |
| 39 | |
| 40 | // Initializes the interpreter. |
| 41 | void Initialize(); |
| 42 | |
| 43 | // Generate bytecode for |info|. |
| 44 | static bool MakeBytecode(CompilationInfo* info); |
| 45 | |
| 46 | private: |
| 47 | // Bytecode handler generator functions. |
| 48 | #define DECLARE_BYTECODE_HANDLER_GENERATOR(Name, ...) \ |
| 49 | void Do##Name(compiler::InterpreterAssembler* assembler); |
| 50 | BYTECODE_LIST(DECLARE_BYTECODE_HANDLER_GENERATOR) |
| 51 | #undef DECLARE_BYTECODE_HANDLER_GENERATOR |
| 52 | |
| 53 | // Generates code to perform the binary operations via |function_id|. |
| 54 | void DoBinaryOp(Runtime::FunctionId function_id, |
| 55 | compiler::InterpreterAssembler* assembler); |
| 56 | |
| 57 | // Generates code to perform the count operations via |function_id|. |
| 58 | void DoCountOp(Runtime::FunctionId function_id, |
| 59 | compiler::InterpreterAssembler* assembler); |
| 60 | |
| 61 | // Generates code to perform the comparison operation associated with |
| 62 | // |compare_op|. |
| 63 | void DoCompareOp(Token::Value compare_op, |
| 64 | compiler::InterpreterAssembler* assembler); |
| 65 | |
| 66 | // Generates code to load a constant from the constant pool. |
| 67 | void DoLoadConstant(compiler::InterpreterAssembler* assembler); |
| 68 | |
| 69 | // Generates code to perform a global load via |ic|. |
| 70 | void DoLoadGlobal(Callable ic, compiler::InterpreterAssembler* assembler); |
| 71 | |
| 72 | // Generates code to perform a global store via |ic|. |
| 73 | void DoStoreGlobal(Callable ic, compiler::InterpreterAssembler* assembler); |
| 74 | |
| 75 | // Generates code to perform a named property load via |ic|. |
| 76 | void DoLoadIC(Callable ic, compiler::InterpreterAssembler* assembler); |
| 77 | |
| 78 | // Generates code to perform a keyed property load via |ic|. |
| 79 | void DoKeyedLoadIC(Callable ic, compiler::InterpreterAssembler* assembler); |
| 80 | |
| 81 | // Generates code to perform a namedproperty store via |ic|. |
| 82 | void DoStoreIC(Callable ic, compiler::InterpreterAssembler* assembler); |
| 83 | |
| 84 | // Generates code to perform a keyed property store via |ic|. |
| 85 | void DoKeyedStoreIC(Callable ic, compiler::InterpreterAssembler* assembler); |
| 86 | |
| 87 | // Generates code to perform a JS call. |
| 88 | void DoJSCall(compiler::InterpreterAssembler* assembler); |
| 89 | |
| 90 | // Generates code ro create a literal via |function_id|. |
| 91 | void DoCreateLiteral(Runtime::FunctionId function_id, |
| 92 | compiler::InterpreterAssembler* assembler); |
| 93 | |
| 94 | // Generates code to perform delete via function_id. |
| 95 | void DoDelete(Runtime::FunctionId function_id, |
| 96 | compiler::InterpreterAssembler* assembler); |
| 97 | |
| 98 | // Generates code to perform a lookup slot load via |function_id|. |
| 99 | void DoLoadLookupSlot(Runtime::FunctionId function_id, |
| 100 | compiler::InterpreterAssembler* assembler); |
| 101 | |
| 102 | // Generates code to perform a lookup slot store depending on |language_mode|. |
| 103 | void DoStoreLookupSlot(LanguageMode language_mode, |
| 104 | compiler::InterpreterAssembler* assembler); |
| 105 | |
| 106 | bool IsInterpreterTableInitialized(Handle<FixedArray> handler_table); |
| 107 | |
| 108 | Isolate* isolate_; |
| 109 | |
| 110 | DISALLOW_COPY_AND_ASSIGN(Interpreter); |
| 111 | }; |
| 112 | |
| 113 | } // namespace interpreter |
| 114 | } // namespace internal |
| 115 | } // namespace v8 |
| 116 | |
| 117 | #endif // V8_INTERPRETER_INTERPRETER_H_ |