| // Copyright 2015 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8_INTERPRETER_INTERPRETER_H_ |
| #define V8_INTERPRETER_INTERPRETER_H_ |
| |
| // Clients of this interface shouldn't depend on lots of interpreter internals. |
| // Do not include anything from src/interpreter other than |
| // src/interpreter/bytecodes.h here! |
| #include "src/base/macros.h" |
| #include "src/builtins.h" |
| #include "src/interpreter/bytecodes.h" |
| #include "src/parsing/token.h" |
| #include "src/runtime/runtime.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| class Isolate; |
| class Callable; |
| class CompilationInfo; |
| |
| namespace interpreter { |
| |
| class InterpreterAssembler; |
| |
| class Interpreter { |
| public: |
| explicit Interpreter(Isolate* isolate); |
| virtual ~Interpreter() {} |
| |
| // Initializes the interpreter dispatch table. |
| void Initialize(); |
| |
| // Generate bytecode for |info|. |
| static bool MakeBytecode(CompilationInfo* info); |
| |
| // GC support. |
| void IterateDispatchTable(ObjectVisitor* v); |
| |
| void TraceCodegen(Handle<Code> code, const char* name); |
| |
| Address dispatch_table_address() { |
| return reinterpret_cast<Address>(&dispatch_table_[0]); |
| } |
| |
| private: |
| // Bytecode handler generator functions. |
| #define DECLARE_BYTECODE_HANDLER_GENERATOR(Name, ...) \ |
| void Do##Name(InterpreterAssembler* assembler); |
| BYTECODE_LIST(DECLARE_BYTECODE_HANDLER_GENERATOR) |
| #undef DECLARE_BYTECODE_HANDLER_GENERATOR |
| |
| // Generates code to perform the binary operations via |function_id|. |
| void DoBinaryOp(Runtime::FunctionId function_id, |
| InterpreterAssembler* assembler); |
| |
| // Generates code to perform the count operations via |function_id|. |
| void DoCountOp(Runtime::FunctionId function_id, |
| InterpreterAssembler* assembler); |
| |
| // Generates code to perform the comparison operation associated with |
| // |compare_op|. |
| void DoCompareOp(Token::Value compare_op, InterpreterAssembler* assembler); |
| |
| // Generates code to load a constant from the constant pool. |
| void DoLoadConstant(InterpreterAssembler* assembler); |
| |
| // Generates code to perform a global load via |ic|. |
| void DoLoadGlobal(Callable ic, InterpreterAssembler* assembler); |
| |
| // Generates code to perform a global store via |ic|. |
| void DoStoreGlobal(Callable ic, InterpreterAssembler* assembler); |
| |
| // Generates code to perform a named property load via |ic|. |
| void DoLoadIC(Callable ic, InterpreterAssembler* assembler); |
| |
| // Generates code to perform a keyed property load via |ic|. |
| void DoKeyedLoadIC(Callable ic, InterpreterAssembler* assembler); |
| |
| // Generates code to perform a namedproperty store via |ic|. |
| void DoStoreIC(Callable ic, InterpreterAssembler* assembler); |
| |
| // Generates code to perform a keyed property store via |ic|. |
| void DoKeyedStoreIC(Callable ic, InterpreterAssembler* assembler); |
| |
| // Generates code to perform a JS call. |
| void DoJSCall(InterpreterAssembler* assembler); |
| |
| // Generates code to perform a runtime call. |
| void DoCallRuntimeCommon(InterpreterAssembler* assembler); |
| |
| // Generates code to perform a runtime call returning a pair. |
| void DoCallRuntimeForPairCommon(InterpreterAssembler* assembler); |
| |
| // Generates code to perform a JS runtime call. |
| void DoCallJSRuntimeCommon(InterpreterAssembler* assembler); |
| |
| // Generates code to perform a constructor call.. |
| void DoCallConstruct(InterpreterAssembler* assembler); |
| |
| // Generates code ro create a literal via |function_id|. |
| void DoCreateLiteral(Runtime::FunctionId function_id, |
| InterpreterAssembler* assembler); |
| |
| // Generates code to perform delete via function_id. |
| void DoDelete(Runtime::FunctionId function_id, |
| InterpreterAssembler* assembler); |
| |
| // Generates code to perform a lookup slot load via |function_id|. |
| void DoLoadLookupSlot(Runtime::FunctionId function_id, |
| InterpreterAssembler* assembler); |
| |
| // Generates code to perform a lookup slot store depending on |language_mode|. |
| void DoStoreLookupSlot(LanguageMode language_mode, |
| InterpreterAssembler* assembler); |
| |
| bool IsDispatchTableInitialized(); |
| |
| static const int kDispatchTableSize = static_cast<int>(Bytecode::kLast) + 1; |
| |
| Isolate* isolate_; |
| Object* dispatch_table_[kDispatchTableSize]; |
| |
| DISALLOW_COPY_AND_ASSIGN(Interpreter); |
| }; |
| |
| } // namespace interpreter |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_INTERPRETER_INTERPRETER_H_ |