| // Copyright 2010 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef V8_ARM_LITHIUM_ARM_H_ |
| #define V8_ARM_LITHIUM_ARM_H_ |
| |
| #include "hydrogen.h" |
| #include "lithium-allocator.h" |
| #include "safepoint-table.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| // Forward declarations. |
| class LCodeGen; |
| class LEnvironment; |
| class Translation; |
| |
| |
| // Type hierarchy: |
| // |
| // LInstruction |
| // LAccessArgumentsAt |
| // LArgumentsElements |
| // LArgumentsLength |
| // LBinaryOperation |
| // LAddI |
| // LApplyArguments |
| // LArithmeticD |
| // LArithmeticT |
| // LBitI |
| // LBoundsCheck |
| // LCmpID |
| // LCmpIDAndBranch |
| // LCmpJSObjectEq |
| // LCmpJSObjectEqAndBranch |
| // LCmpT |
| // LDivI |
| // LInstanceOf |
| // LInstanceOfAndBranch |
| // LLoadKeyedFastElement |
| // LLoadKeyedGeneric |
| // LModI |
| // LMulI |
| // LShiftI |
| // LSubI |
| // LCallConstantFunction |
| // LCallFunction |
| // LCallGlobal |
| // LCallKeyed |
| // LCallKnownGlobal |
| // LCallNamed |
| // LCallRuntime |
| // LCallStub |
| // LConstant |
| // LConstantD |
| // LConstantI |
| // LConstantT |
| // LDeoptimize |
| // LFunctionLiteral |
| // LGlobalObject |
| // LGlobalReceiver |
| // LLabel |
| // LLayzBailout |
| // LLoadGlobal |
| // LMaterializedLiteral |
| // LArrayLiteral |
| // LObjectLiteral |
| // LRegExpLiteral |
| // LOsrEntry |
| // LParameter |
| // LStackCheck |
| // LStoreKeyed |
| // LStoreKeyedFastElement |
| // LStoreKeyedGeneric |
| // LStoreNamed |
| // LStoreNamedField |
| // LStoreNamedGeneric |
| // LUnaryOperation |
| // LJSArrayLength |
| // LFixedArrayLength |
| // LBitNotI |
| // LBranch |
| // LCallNew |
| // LCheckFunction |
| // LCheckInstanceType |
| // LCheckMap |
| // LCheckPrototypeMaps |
| // LCheckSmi |
| // LClassOfTest |
| // LClassOfTestAndBranch |
| // LDeleteProperty |
| // LDoubleToI |
| // LHasCachedArrayIndex |
| // LHasCachedArrayIndexAndBranch |
| // LHasInstanceType |
| // LHasInstanceTypeAndBranch |
| // LInteger32ToDouble |
| // LIsNull |
| // LIsNullAndBranch |
| // LIsObject |
| // LIsObjectAndBranch |
| // LIsSmi |
| // LIsSmiAndBranch |
| // LLoadNamedField |
| // LLoadNamedGeneric |
| // LLoadFunctionPrototype |
| // LNumberTagD |
| // LNumberTagI |
| // LPushArgument |
| // LReturn |
| // LSmiTag |
| // LStoreGlobal |
| // LTaggedToI |
| // LThrow |
| // LTypeof |
| // LTypeofIs |
| // LTypeofIsAndBranch |
| // LUnaryMathOperation |
| // LValueOf |
| // LUnknownOSRValue |
| |
| #define LITHIUM_ALL_INSTRUCTION_LIST(V) \ |
| V(BinaryOperation) \ |
| V(Constant) \ |
| V(Call) \ |
| V(MaterializedLiteral) \ |
| V(StoreKeyed) \ |
| V(StoreNamed) \ |
| V(UnaryOperation) \ |
| LITHIUM_CONCRETE_INSTRUCTION_LIST(V) |
| |
| |
| #define LITHIUM_CONCRETE_INSTRUCTION_LIST(V) \ |
| V(AccessArgumentsAt) \ |
| V(AddI) \ |
| V(ApplyArguments) \ |
| V(ArgumentsElements) \ |
| V(ArgumentsLength) \ |
| V(ArithmeticD) \ |
| V(ArithmeticT) \ |
| V(ArrayLiteral) \ |
| V(BitI) \ |
| V(BitNotI) \ |
| V(BoundsCheck) \ |
| V(Branch) \ |
| V(CallConstantFunction) \ |
| V(CallFunction) \ |
| V(CallGlobal) \ |
| V(CallKeyed) \ |
| V(CallKnownGlobal) \ |
| V(CallNamed) \ |
| V(CallNew) \ |
| V(CallRuntime) \ |
| V(CallStub) \ |
| V(CheckFunction) \ |
| V(CheckInstanceType) \ |
| V(CheckMap) \ |
| V(CheckPrototypeMaps) \ |
| V(CheckSmi) \ |
| V(CmpID) \ |
| V(CmpIDAndBranch) \ |
| V(CmpJSObjectEq) \ |
| V(CmpJSObjectEqAndBranch) \ |
| V(CmpMapAndBranch) \ |
| V(CmpT) \ |
| V(CmpTAndBranch) \ |
| V(ConstantD) \ |
| V(ConstantI) \ |
| V(ConstantT) \ |
| V(DeleteProperty) \ |
| V(Deoptimize) \ |
| V(DivI) \ |
| V(DoubleToI) \ |
| V(FixedArrayLength) \ |
| V(FunctionLiteral) \ |
| V(Gap) \ |
| V(GlobalObject) \ |
| V(GlobalReceiver) \ |
| V(Goto) \ |
| V(InstanceOf) \ |
| V(InstanceOfAndBranch) \ |
| V(Integer32ToDouble) \ |
| V(IsNull) \ |
| V(IsNullAndBranch) \ |
| V(IsObject) \ |
| V(IsObjectAndBranch) \ |
| V(IsSmi) \ |
| V(IsSmiAndBranch) \ |
| V(JSArrayLength) \ |
| V(HasInstanceType) \ |
| V(HasInstanceTypeAndBranch) \ |
| V(HasCachedArrayIndex) \ |
| V(HasCachedArrayIndexAndBranch) \ |
| V(ClassOfTest) \ |
| V(ClassOfTestAndBranch) \ |
| V(Label) \ |
| V(LazyBailout) \ |
| V(LoadElements) \ |
| V(LoadGlobal) \ |
| V(LoadKeyedFastElement) \ |
| V(LoadKeyedGeneric) \ |
| V(LoadNamedField) \ |
| V(LoadNamedGeneric) \ |
| V(LoadFunctionPrototype) \ |
| V(ModI) \ |
| V(MulI) \ |
| V(NumberTagD) \ |
| V(NumberTagI) \ |
| V(NumberUntagD) \ |
| V(ObjectLiteral) \ |
| V(OsrEntry) \ |
| V(Parameter) \ |
| V(PushArgument) \ |
| V(RegExpLiteral) \ |
| V(Return) \ |
| V(ShiftI) \ |
| V(SmiTag) \ |
| V(SmiUntag) \ |
| V(StackCheck) \ |
| V(StoreGlobal) \ |
| V(StoreKeyedFastElement) \ |
| V(StoreKeyedGeneric) \ |
| V(StoreNamedField) \ |
| V(StoreNamedGeneric) \ |
| V(SubI) \ |
| V(TaggedToI) \ |
| V(Throw) \ |
| V(Typeof) \ |
| V(TypeofIs) \ |
| V(TypeofIsAndBranch) \ |
| V(UnaryMathOperation) \ |
| V(UnknownOSRValue) \ |
| V(ValueOf) |
| |
| |
| #define DECLARE_INSTRUCTION(type) \ |
| virtual bool Is##type() const { return true; } \ |
| static L##type* cast(LInstruction* instr) { \ |
| ASSERT(instr->Is##type()); \ |
| return reinterpret_cast<L##type*>(instr); \ |
| } |
| |
| |
| #define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic) \ |
| virtual void CompileToNative(LCodeGen* generator); \ |
| virtual const char* Mnemonic() const { return mnemonic; } \ |
| DECLARE_INSTRUCTION(type) |
| |
| |
| #define DECLARE_HYDROGEN_ACCESSOR(type) \ |
| H##type* hydrogen() const { \ |
| return H##type::cast(hydrogen_value()); \ |
| } |
| |
| |
| class LInstruction: public ZoneObject { |
| public: |
| LInstruction() |
| : hydrogen_value_(NULL) { } |
| virtual ~LInstruction() { } |
| |
| virtual void CompileToNative(LCodeGen* generator) = 0; |
| virtual const char* Mnemonic() const = 0; |
| virtual void PrintTo(StringStream* stream) const; |
| virtual void PrintDataTo(StringStream* stream) const { } |
| |
| // Declare virtual type testers. |
| #define DECLARE_DO(type) virtual bool Is##type() const { return false; } |
| LITHIUM_ALL_INSTRUCTION_LIST(DECLARE_DO) |
| #undef DECLARE_DO |
| virtual bool IsControl() const { return false; } |
| |
| void set_environment(LEnvironment* env) { environment_.set(env); } |
| LEnvironment* environment() const { return environment_.get(); } |
| bool HasEnvironment() const { return environment_.is_set(); } |
| |
| void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } |
| LPointerMap* pointer_map() const { return pointer_map_.get(); } |
| bool HasPointerMap() const { return pointer_map_.is_set(); } |
| |
| void set_result(LOperand* operand) { result_.set(operand); } |
| LOperand* result() const { return result_.get(); } |
| bool HasResult() const { return result_.is_set(); } |
| |
| void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } |
| HValue* hydrogen_value() const { return hydrogen_value_; } |
| |
| void set_deoptimization_environment(LEnvironment* env) { |
| deoptimization_environment_.set(env); |
| } |
| LEnvironment* deoptimization_environment() const { |
| return deoptimization_environment_.get(); |
| } |
| bool HasDeoptimizationEnvironment() const { |
| return deoptimization_environment_.is_set(); |
| } |
| |
| private: |
| SetOncePointer<LEnvironment> environment_; |
| SetOncePointer<LPointerMap> pointer_map_; |
| SetOncePointer<LOperand> result_; |
| HValue* hydrogen_value_; |
| SetOncePointer<LEnvironment> deoptimization_environment_; |
| }; |
| |
| |
| class LGapNode; |
| |
| |
| class LGapResolver BASE_EMBEDDED { |
| public: |
| LGapResolver(const ZoneList<LMoveOperands>* moves, LOperand* marker_operand); |
| const ZoneList<LMoveOperands>* ResolveInReverseOrder(); |
| |
| private: |
| LGapNode* LookupNode(LOperand* operand); |
| bool CanReach(LGapNode* a, LGapNode* b, int visited_id); |
| bool CanReach(LGapNode* a, LGapNode* b); |
| void RegisterMove(LMoveOperands move); |
| void AddResultMove(LOperand* from, LOperand* to); |
| void AddResultMove(LGapNode* from, LGapNode* to); |
| void ResolveCycle(LGapNode* start); |
| |
| ZoneList<LGapNode*> nodes_; |
| ZoneList<LGapNode*> identified_cycles_; |
| ZoneList<LMoveOperands> result_; |
| LOperand* marker_operand_; |
| int next_visited_id_; |
| int bailout_after_ast_id_; |
| }; |
| |
| |
| class LParallelMove : public ZoneObject { |
| public: |
| LParallelMove() : move_operands_(4) { } |
| |
| void AddMove(LOperand* from, LOperand* to) { |
| move_operands_.Add(LMoveOperands(from, to)); |
| } |
| |
| bool IsRedundant() const; |
| |
| const ZoneList<LMoveOperands>* move_operands() const { |
| return &move_operands_; |
| } |
| |
| void PrintDataTo(StringStream* stream) const; |
| |
| private: |
| ZoneList<LMoveOperands> move_operands_; |
| }; |
| |
| |
| class LGap: public LInstruction { |
| public: |
| explicit LGap(HBasicBlock* block) |
| : block_(block) { |
| parallel_moves_[BEFORE] = NULL; |
| parallel_moves_[START] = NULL; |
| parallel_moves_[END] = NULL; |
| parallel_moves_[AFTER] = NULL; |
| } |
| |
| DECLARE_CONCRETE_INSTRUCTION(Gap, "gap") |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| bool IsRedundant() const; |
| |
| HBasicBlock* block() const { return block_; } |
| |
| enum InnerPosition { |
| BEFORE, |
| START, |
| END, |
| AFTER, |
| FIRST_INNER_POSITION = BEFORE, |
| LAST_INNER_POSITION = AFTER |
| }; |
| |
| LParallelMove* GetOrCreateParallelMove(InnerPosition pos) { |
| if (parallel_moves_[pos] == NULL) parallel_moves_[pos] = new LParallelMove; |
| return parallel_moves_[pos]; |
| } |
| |
| LParallelMove* GetParallelMove(InnerPosition pos) { |
| return parallel_moves_[pos]; |
| } |
| |
| private: |
| LParallelMove* parallel_moves_[LAST_INNER_POSITION + 1]; |
| HBasicBlock* block_; |
| }; |
| |
| |
| class LGoto: public LInstruction { |
| public: |
| LGoto(int block_id, bool include_stack_check = false) |
| : block_id_(block_id), include_stack_check_(include_stack_check) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(Goto, "goto") |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int block_id() const { return block_id_; } |
| bool include_stack_check() const { return include_stack_check_; } |
| |
| private: |
| int block_id_; |
| bool include_stack_check_; |
| }; |
| |
| |
| class LLazyBailout: public LInstruction { |
| public: |
| LLazyBailout() : gap_instructions_size_(0) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(LazyBailout, "lazy-bailout") |
| |
| void set_gap_instructions_size(int gap_instructions_size) { |
| gap_instructions_size_ = gap_instructions_size; |
| } |
| int gap_instructions_size() { return gap_instructions_size_; } |
| |
| private: |
| int gap_instructions_size_; |
| }; |
| |
| |
| class LDeoptimize: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize") |
| }; |
| |
| |
| class LLabel: public LGap { |
| public: |
| explicit LLabel(HBasicBlock* block) |
| : LGap(block), replacement_(NULL) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(Label, "label") |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| int block_id() const { return block()->block_id(); } |
| bool is_loop_header() const { return block()->IsLoopHeader(); } |
| Label* label() { return &label_; } |
| LLabel* replacement() const { return replacement_; } |
| void set_replacement(LLabel* label) { replacement_ = label; } |
| bool HasReplacement() const { return replacement_ != NULL; } |
| |
| private: |
| Label label_; |
| LLabel* replacement_; |
| }; |
| |
| |
| class LParameter: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter") |
| }; |
| |
| |
| class LCallStub: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(CallStub, "call-stub") |
| DECLARE_HYDROGEN_ACCESSOR(CallStub) |
| }; |
| |
| |
| class LUnknownOSRValue: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value") |
| }; |
| |
| |
| class LUnaryOperation: public LInstruction { |
| public: |
| explicit LUnaryOperation(LOperand* input) : input_(input) { } |
| |
| DECLARE_INSTRUCTION(UnaryOperation) |
| |
| LOperand* input() const { return input_; } |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| private: |
| LOperand* input_; |
| }; |
| |
| |
| class LBinaryOperation: public LInstruction { |
| public: |
| LBinaryOperation(LOperand* left, LOperand* right) |
| : left_(left), right_(right) { } |
| |
| DECLARE_INSTRUCTION(BinaryOperation) |
| |
| LOperand* left() const { return left_; } |
| LOperand* right() const { return right_; } |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| private: |
| LOperand* left_; |
| LOperand* right_; |
| }; |
| |
| |
| class LApplyArguments: public LBinaryOperation { |
| public: |
| LApplyArguments(LOperand* function, |
| LOperand* receiver, |
| LOperand* length, |
| LOperand* elements) |
| : LBinaryOperation(function, receiver), |
| length_(length), |
| elements_(elements) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ApplyArguments, "apply-arguments") |
| |
| LOperand* function() const { return left(); } |
| LOperand* receiver() const { return right(); } |
| LOperand* length() const { return length_; } |
| LOperand* elements() const { return elements_; } |
| |
| private: |
| LOperand* length_; |
| LOperand* elements_; |
| }; |
| |
| |
| class LAccessArgumentsAt: public LInstruction { |
| public: |
| LAccessArgumentsAt(LOperand* arguments, LOperand* length, LOperand* index) |
| : arguments_(arguments), length_(length), index_(index) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt, "access-arguments-at") |
| |
| LOperand* arguments() const { return arguments_; } |
| LOperand* length() const { return length_; } |
| LOperand* index() const { return index_; } |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| private: |
| LOperand* arguments_; |
| LOperand* length_; |
| LOperand* index_; |
| }; |
| |
| |
| class LArgumentsLength: public LUnaryOperation { |
| public: |
| explicit LArgumentsLength(LOperand* elements) : LUnaryOperation(elements) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length") |
| }; |
| |
| |
| class LArgumentsElements: public LInstruction { |
| public: |
| LArgumentsElements() { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements") |
| }; |
| |
| |
| class LModI: public LBinaryOperation { |
| public: |
| LModI(LOperand* left, LOperand* right) : LBinaryOperation(left, right) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ModI, "mod-i") |
| DECLARE_HYDROGEN_ACCESSOR(Mod) |
| }; |
| |
| |
| class LDivI: public LBinaryOperation { |
| public: |
| LDivI(LOperand* left, LOperand* right) |
| : LBinaryOperation(left, right) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(DivI, "div-i") |
| DECLARE_HYDROGEN_ACCESSOR(Div) |
| }; |
| |
| |
| class LMulI: public LBinaryOperation { |
| public: |
| LMulI(LOperand* left, LOperand* right, LOperand* temp) |
| : LBinaryOperation(left, right), temp_(temp) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(MulI, "mul-i") |
| DECLARE_HYDROGEN_ACCESSOR(Mul) |
| |
| LOperand* temp() const { return temp_; } |
| |
| private: |
| LOperand* temp_; |
| }; |
| |
| |
| class LCmpID: public LBinaryOperation { |
| public: |
| LCmpID(Token::Value op, LOperand* left, LOperand* right, bool is_double) |
| : LBinaryOperation(left, right), op_(op), is_double_(is_double) { } |
| |
| Token::Value op() const { return op_; } |
| bool is_double() const { return is_double_; } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CmpID, "cmp-id") |
| |
| private: |
| Token::Value op_; |
| bool is_double_; |
| }; |
| |
| |
| class LCmpIDAndBranch: public LCmpID { |
| public: |
| LCmpIDAndBranch(Token::Value op, |
| LOperand* left, |
| LOperand* right, |
| int true_block_id, |
| int false_block_id, |
| bool is_double) |
| : LCmpID(op, left, right, is_double), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CmpIDAndBranch, "cmp-id-and-branch") |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LUnaryMathOperation: public LUnaryOperation { |
| public: |
| explicit LUnaryMathOperation(LOperand* value) |
| : LUnaryOperation(value) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation, "unary-math-operation") |
| DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| BuiltinFunctionId op() const { return hydrogen()->op(); } |
| }; |
| |
| |
| class LCmpJSObjectEq: public LBinaryOperation { |
| public: |
| LCmpJSObjectEq(LOperand* left, LOperand* right) |
| : LBinaryOperation(left, right) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(CmpJSObjectEq, "cmp-jsobject-eq") |
| }; |
| |
| |
| class LCmpJSObjectEqAndBranch: public LCmpJSObjectEq { |
| public: |
| LCmpJSObjectEqAndBranch(LOperand* left, |
| LOperand* right, |
| int true_block_id, |
| int false_block_id) |
| : LCmpJSObjectEq(left, right), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CmpJSObjectEqAndBranch, |
| "cmp-jsobject-eq-and-branch") |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LIsNull: public LUnaryOperation { |
| public: |
| LIsNull(LOperand* value, bool is_strict) |
| : LUnaryOperation(value), is_strict_(is_strict) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(IsNull, "is-null") |
| |
| bool is_strict() const { return is_strict_; } |
| |
| private: |
| bool is_strict_; |
| }; |
| |
| |
| class LIsNullAndBranch: public LIsNull { |
| public: |
| LIsNullAndBranch(LOperand* value, |
| bool is_strict, |
| LOperand* temp, |
| int true_block_id, |
| int false_block_id) |
| : LIsNull(value, is_strict), |
| temp_(temp), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(IsNullAndBranch, "is-null-and-branch") |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| LOperand* temp() const { return temp_; } |
| |
| private: |
| LOperand* temp_; |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LIsObject: public LUnaryOperation { |
| public: |
| LIsObject(LOperand* value, LOperand* temp) |
| : LUnaryOperation(value), temp_(temp) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(IsObject, "is-object") |
| |
| LOperand* temp() const { return temp_; } |
| |
| private: |
| LOperand* temp_; |
| }; |
| |
| |
| class LIsObjectAndBranch: public LIsObject { |
| public: |
| LIsObjectAndBranch(LOperand* value, |
| LOperand* temp, |
| LOperand* temp2, |
| int true_block_id, |
| int false_block_id) |
| : LIsObject(value, temp), |
| temp2_(temp2), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(IsObjectAndBranch, "is-object-and-branch") |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| LOperand* temp2() const { return temp2_; } |
| |
| private: |
| LOperand* temp2_; |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LIsSmi: public LUnaryOperation { |
| public: |
| explicit LIsSmi(LOperand* value) : LUnaryOperation(value) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(IsSmi, "is-smi") |
| DECLARE_HYDROGEN_ACCESSOR(IsSmi) |
| }; |
| |
| |
| class LIsSmiAndBranch: public LIsSmi { |
| public: |
| LIsSmiAndBranch(LOperand* value, |
| int true_block_id, |
| int false_block_id) |
| : LIsSmi(value), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch") |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LHasInstanceType: public LUnaryOperation { |
| public: |
| explicit LHasInstanceType(LOperand* value) |
| : LUnaryOperation(value) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(HasInstanceType, "has-instance-type") |
| DECLARE_HYDROGEN_ACCESSOR(HasInstanceType) |
| |
| InstanceType TestType(); // The type to test against when generating code. |
| Condition BranchCondition(); // The branch condition for 'true'. |
| }; |
| |
| |
| class LHasInstanceTypeAndBranch: public LHasInstanceType { |
| public: |
| LHasInstanceTypeAndBranch(LOperand* value, |
| LOperand* temporary, |
| int true_block_id, |
| int false_block_id) |
| : LHasInstanceType(value), |
| temp_(temporary), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch, |
| "has-instance-type-and-branch") |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| LOperand* temp() { return temp_; } |
| |
| private: |
| LOperand* temp_; |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LHasCachedArrayIndex: public LUnaryOperation { |
| public: |
| explicit LHasCachedArrayIndex(LOperand* value) : LUnaryOperation(value) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndex, "has-cached-array-index") |
| DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndex) |
| }; |
| |
| |
| class LHasCachedArrayIndexAndBranch: public LHasCachedArrayIndex { |
| public: |
| LHasCachedArrayIndexAndBranch(LOperand* value, |
| int true_block_id, |
| int false_block_id) |
| : LHasCachedArrayIndex(value), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch, |
| "has-cached-array-index-and-branch") |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LClassOfTest: public LUnaryOperation { |
| public: |
| LClassOfTest(LOperand* value, LOperand* temp) |
| : LUnaryOperation(value), temporary_(temp) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(ClassOfTest, "class-of-test") |
| DECLARE_HYDROGEN_ACCESSOR(ClassOfTest) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| LOperand* temporary() { return temporary_; } |
| |
| private: |
| LOperand *temporary_; |
| }; |
| |
| |
| class LClassOfTestAndBranch: public LClassOfTest { |
| public: |
| LClassOfTestAndBranch(LOperand* value, |
| LOperand* temporary, |
| LOperand* temporary2, |
| int true_block_id, |
| int false_block_id) |
| : LClassOfTest(value, temporary), |
| temporary2_(temporary2), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch, |
| "class-of-test-and-branch") |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| LOperand* temporary2() { return temporary2_; } |
| |
| private: |
| LOperand* temporary2_; |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LCmpT: public LBinaryOperation { |
| public: |
| LCmpT(LOperand* left, LOperand* right) : LBinaryOperation(left, right) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t") |
| DECLARE_HYDROGEN_ACCESSOR(Compare) |
| |
| Token::Value op() const { return hydrogen()->token(); } |
| }; |
| |
| |
| class LCmpTAndBranch: public LCmpT { |
| public: |
| LCmpTAndBranch(LOperand* left, |
| LOperand* right, |
| int true_block_id, |
| int false_block_id) |
| : LCmpT(left, right), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CmpTAndBranch, "cmp-t-and-branch") |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LInstanceOf: public LBinaryOperation { |
| public: |
| LInstanceOf(LOperand* left, LOperand* right) |
| : LBinaryOperation(left, right) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of") |
| }; |
| |
| |
| class LInstanceOfAndBranch: public LInstanceOf { |
| public: |
| LInstanceOfAndBranch(LOperand* left, |
| LOperand* right, |
| int true_block_id, |
| int false_block_id) |
| : LInstanceOf(left, right), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(InstanceOfAndBranch, "instance-of-and-branch") |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LBoundsCheck: public LBinaryOperation { |
| public: |
| LBoundsCheck(LOperand* index, LOperand* length) |
| : LBinaryOperation(index, length) { } |
| |
| LOperand* index() const { return left(); } |
| LOperand* length() const { return right(); } |
| |
| DECLARE_CONCRETE_INSTRUCTION(BoundsCheck, "bounds-check") |
| }; |
| |
| |
| class LBitI: public LBinaryOperation { |
| public: |
| LBitI(Token::Value op, LOperand* left, LOperand* right) |
| : LBinaryOperation(left, right), op_(op) { } |
| |
| Token::Value op() const { return op_; } |
| |
| DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i") |
| |
| private: |
| Token::Value op_; |
| }; |
| |
| |
| class LShiftI: public LBinaryOperation { |
| public: |
| LShiftI(Token::Value op, LOperand* left, LOperand* right, bool can_deopt) |
| : LBinaryOperation(left, right), op_(op), can_deopt_(can_deopt) { } |
| |
| Token::Value op() const { return op_; } |
| |
| bool can_deopt() const { return can_deopt_; } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ShiftI, "shift-i") |
| |
| private: |
| Token::Value op_; |
| bool can_deopt_; |
| }; |
| |
| |
| class LSubI: public LBinaryOperation { |
| public: |
| LSubI(LOperand* left, LOperand* right) |
| : LBinaryOperation(left, right) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(SubI, "sub-i") |
| DECLARE_HYDROGEN_ACCESSOR(Sub) |
| }; |
| |
| |
| class LConstant: public LInstruction { |
| DECLARE_INSTRUCTION(Constant) |
| }; |
| |
| |
| class LConstantI: public LConstant { |
| public: |
| explicit LConstantI(int32_t value) : value_(value) { } |
| int32_t value() const { return value_; } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i") |
| |
| private: |
| int32_t value_; |
| }; |
| |
| |
| class LConstantD: public LConstant { |
| public: |
| explicit LConstantD(double value) : value_(value) { } |
| double value() const { return value_; } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d") |
| |
| private: |
| double value_; |
| }; |
| |
| |
| class LConstantT: public LConstant { |
| public: |
| explicit LConstantT(Handle<Object> value) : value_(value) { } |
| Handle<Object> value() const { return value_; } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t") |
| |
| private: |
| Handle<Object> value_; |
| }; |
| |
| |
| class LBranch: public LUnaryOperation { |
| public: |
| LBranch(LOperand* input, int true_block_id, int false_block_id) |
| : LUnaryOperation(input), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(Branch, "branch") |
| DECLARE_HYDROGEN_ACCESSOR(Value) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LCmpMapAndBranch: public LUnaryOperation { |
| public: |
| LCmpMapAndBranch(LOperand* value, |
| Handle<Map> map, |
| int true_block_id, |
| int false_block_id) |
| : LUnaryOperation(value), |
| map_(map), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CmpMapAndBranch, "cmp-map-and-branch") |
| |
| virtual bool IsControl() const { return true; } |
| |
| Handle<Map> map() const { return map_; } |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| Handle<Map> map_; |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LJSArrayLength: public LUnaryOperation { |
| public: |
| explicit LJSArrayLength(LOperand* input) : LUnaryOperation(input) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(JSArrayLength, "js-array-length") |
| DECLARE_HYDROGEN_ACCESSOR(JSArrayLength) |
| }; |
| |
| |
| class LFixedArrayLength: public LUnaryOperation { |
| public: |
| explicit LFixedArrayLength(LOperand* input) : LUnaryOperation(input) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(FixedArrayLength, "fixed-array-length") |
| DECLARE_HYDROGEN_ACCESSOR(FixedArrayLength) |
| }; |
| |
| |
| class LValueOf: public LUnaryOperation { |
| public: |
| LValueOf(LOperand* input, LOperand* temporary) |
| : LUnaryOperation(input), temporary_(temporary) { } |
| |
| LOperand* temporary() const { return temporary_; } |
| |
| DECLARE_CONCRETE_INSTRUCTION(ValueOf, "value-of") |
| DECLARE_HYDROGEN_ACCESSOR(ValueOf) |
| |
| private: |
| LOperand* temporary_; |
| }; |
| |
| |
| class LThrow: public LUnaryOperation { |
| public: |
| explicit LThrow(LOperand* value) : LUnaryOperation(value) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(Throw, "throw") |
| }; |
| |
| |
| class LBitNotI: public LUnaryOperation { |
| public: |
| explicit LBitNotI(LOperand* use) : LUnaryOperation(use) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(BitNotI, "bit-not-i") |
| }; |
| |
| |
| class LAddI: public LBinaryOperation { |
| public: |
| LAddI(LOperand* left, LOperand* right) |
| : LBinaryOperation(left, right) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i") |
| DECLARE_HYDROGEN_ACCESSOR(Add) |
| }; |
| |
| |
| class LArithmeticD: public LBinaryOperation { |
| public: |
| LArithmeticD(Token::Value op, LOperand* left, LOperand* right) |
| : LBinaryOperation(left, right), op_(op) { } |
| |
| Token::Value op() const { return op_; } |
| |
| virtual void CompileToNative(LCodeGen* generator); |
| virtual const char* Mnemonic() const; |
| |
| private: |
| Token::Value op_; |
| }; |
| |
| |
| class LArithmeticT: public LBinaryOperation { |
| public: |
| LArithmeticT(Token::Value op, LOperand* left, LOperand* right) |
| : LBinaryOperation(left, right), op_(op) { } |
| |
| virtual void CompileToNative(LCodeGen* generator); |
| virtual const char* Mnemonic() const; |
| |
| Token::Value op() const { return op_; } |
| |
| private: |
| Token::Value op_; |
| }; |
| |
| |
| class LReturn: public LUnaryOperation { |
| public: |
| explicit LReturn(LOperand* use) : LUnaryOperation(use) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(Return, "return") |
| }; |
| |
| |
| class LLoadNamedField: public LUnaryOperation { |
| public: |
| explicit LLoadNamedField(LOperand* object) : LUnaryOperation(object) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field") |
| DECLARE_HYDROGEN_ACCESSOR(LoadNamedField) |
| }; |
| |
| |
| class LLoadNamedGeneric: public LUnaryOperation { |
| public: |
| explicit LLoadNamedGeneric(LOperand* object) : LUnaryOperation(object) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric, "load-named-generic") |
| DECLARE_HYDROGEN_ACCESSOR(LoadNamedGeneric) |
| |
| LOperand* object() const { return input(); } |
| Handle<Object> name() const { return hydrogen()->name(); } |
| }; |
| |
| |
| class LLoadFunctionPrototype: public LUnaryOperation { |
| public: |
| LLoadFunctionPrototype(LOperand* function, LOperand* temporary) |
| : LUnaryOperation(function), temporary_(temporary) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype") |
| DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype) |
| |
| LOperand* function() const { return input(); } |
| LOperand* temporary() const { return temporary_; } |
| |
| private: |
| LOperand* temporary_; |
| }; |
| |
| |
| class LLoadElements: public LUnaryOperation { |
| public: |
| explicit LLoadElements(LOperand* obj) : LUnaryOperation(obj) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(LoadElements, "load-elements") |
| }; |
| |
| |
| class LLoadKeyedFastElement: public LBinaryOperation { |
| public: |
| LLoadKeyedFastElement(LOperand* elements, |
| LOperand* key, |
| LOperand* load_result) |
| : LBinaryOperation(elements, key), |
| load_result_(load_result) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastElement, "load-keyed-fast-element") |
| DECLARE_HYDROGEN_ACCESSOR(LoadKeyedFastElement) |
| |
| LOperand* elements() const { return left(); } |
| LOperand* key() const { return right(); } |
| LOperand* load_result() const { return load_result_; } |
| |
| private: |
| LOperand* load_result_; |
| }; |
| |
| |
| class LLoadKeyedGeneric: public LBinaryOperation { |
| public: |
| LLoadKeyedGeneric(LOperand* obj, LOperand* key) |
| : LBinaryOperation(obj, key) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic") |
| |
| LOperand* object() const { return left(); } |
| LOperand* key() const { return right(); } |
| }; |
| |
| |
| class LLoadGlobal: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(LoadGlobal, "load-global") |
| DECLARE_HYDROGEN_ACCESSOR(LoadGlobal) |
| }; |
| |
| |
| class LStoreGlobal: public LUnaryOperation { |
| public: |
| explicit LStoreGlobal(LOperand* value) : LUnaryOperation(value) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(StoreGlobal, "store-global") |
| DECLARE_HYDROGEN_ACCESSOR(StoreGlobal) |
| }; |
| |
| |
| class LPushArgument: public LUnaryOperation { |
| public: |
| explicit LPushArgument(LOperand* argument) : LUnaryOperation(argument) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument") |
| }; |
| |
| |
| class LGlobalObject: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(GlobalObject, "global-object") |
| }; |
| |
| |
| class LGlobalReceiver: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver, "global-receiver") |
| }; |
| |
| |
| class LCallConstantFunction: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(CallConstantFunction, "call-constant-function") |
| DECLARE_HYDROGEN_ACCESSOR(CallConstantFunction) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| Handle<JSFunction> function() const { return hydrogen()->function(); } |
| int arity() const { return hydrogen()->argument_count() - 1; } |
| }; |
| |
| |
| class LCallKeyed: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(CallKeyed, "call-keyed") |
| DECLARE_HYDROGEN_ACCESSOR(CallKeyed) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| int arity() const { return hydrogen()->argument_count() - 1; } |
| }; |
| |
| |
| class LCallNamed: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(CallNamed, "call-named") |
| DECLARE_HYDROGEN_ACCESSOR(CallNamed) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| Handle<String> name() const { return hydrogen()->name(); } |
| int arity() const { return hydrogen()->argument_count() - 1; } |
| }; |
| |
| |
| class LCallFunction: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(CallFunction, "call-function") |
| DECLARE_HYDROGEN_ACCESSOR(CallFunction) |
| |
| int arity() const { return hydrogen()->argument_count() - 2; } |
| }; |
| |
| |
| class LCallGlobal: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(CallGlobal, "call-global") |
| DECLARE_HYDROGEN_ACCESSOR(CallGlobal) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| Handle<String> name() const {return hydrogen()->name(); } |
| int arity() const { return hydrogen()->argument_count() - 1; } |
| }; |
| |
| |
| class LCallKnownGlobal: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(CallKnownGlobal, "call-known-global") |
| DECLARE_HYDROGEN_ACCESSOR(CallKnownGlobal) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| Handle<JSFunction> target() const { return hydrogen()->target(); } |
| int arity() const { return hydrogen()->argument_count() - 1; } |
| }; |
| |
| |
| class LCallNew: public LUnaryOperation { |
| public: |
| explicit LCallNew(LOperand* constructor) : LUnaryOperation(constructor) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CallNew, "call-new") |
| DECLARE_HYDROGEN_ACCESSOR(CallNew) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| int arity() const { return hydrogen()->argument_count() - 1; } |
| }; |
| |
| |
| class LCallRuntime: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime") |
| DECLARE_HYDROGEN_ACCESSOR(CallRuntime) |
| |
| Runtime::Function* function() const { return hydrogen()->function(); } |
| int arity() const { return hydrogen()->argument_count(); } |
| }; |
| |
| |
| class LInteger32ToDouble: public LUnaryOperation { |
| public: |
| explicit LInteger32ToDouble(LOperand* use) : LUnaryOperation(use) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double") |
| }; |
| |
| |
| class LNumberTagI: public LUnaryOperation { |
| public: |
| explicit LNumberTagI(LOperand* use) : LUnaryOperation(use) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(NumberTagI, "number-tag-i") |
| }; |
| |
| |
| class LNumberTagD: public LUnaryOperation { |
| public: |
| LNumberTagD(LOperand* value, LOperand* temp1, LOperand* temp2) |
| : LUnaryOperation(value), temp1_(temp1), temp2_(temp2) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d") |
| |
| LOperand* temp1() const { return temp1_; } |
| LOperand* temp2() const { return temp2_; } |
| |
| private: |
| LOperand* temp1_; |
| LOperand* temp2_; |
| }; |
| |
| |
| // Sometimes truncating conversion from a tagged value to an int32. |
| class LDoubleToI: public LUnaryOperation { |
| public: |
| explicit LDoubleToI(LOperand* value) : LUnaryOperation(value) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(DoubleToI, "double-to-i") |
| DECLARE_HYDROGEN_ACCESSOR(Change) |
| |
| bool truncating() { return hydrogen()->CanTruncateToInt32(); } |
| }; |
| |
| |
| // Truncating conversion from a tagged value to an int32. |
| class LTaggedToI: public LUnaryOperation { |
| public: |
| LTaggedToI(LOperand* value, LOperand* temp) |
| : LUnaryOperation(value), temp_(temp) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(TaggedToI, "tagged-to-i") |
| DECLARE_HYDROGEN_ACCESSOR(Change) |
| |
| bool truncating() { return hydrogen()->CanTruncateToInt32(); } |
| LOperand* temp() const { return temp_; } |
| |
| private: |
| LOperand* temp_; |
| }; |
| |
| |
| class LSmiTag: public LUnaryOperation { |
| public: |
| explicit LSmiTag(LOperand* use) : LUnaryOperation(use) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag") |
| }; |
| |
| |
| class LNumberUntagD: public LUnaryOperation { |
| public: |
| explicit LNumberUntagD(LOperand* value) : LUnaryOperation(value) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag") |
| }; |
| |
| |
| class LSmiUntag: public LUnaryOperation { |
| public: |
| LSmiUntag(LOperand* use, bool needs_check) |
| : LUnaryOperation(use), needs_check_(needs_check) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag") |
| |
| bool needs_check() const { return needs_check_; } |
| |
| private: |
| bool needs_check_; |
| }; |
| |
| |
| class LStoreNamed: public LInstruction { |
| public: |
| LStoreNamed(LOperand* obj, Handle<Object> name, LOperand* val) |
| : object_(obj), name_(name), value_(val) { } |
| |
| DECLARE_INSTRUCTION(StoreNamed) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| LOperand* object() const { return object_; } |
| Handle<Object> name() const { return name_; } |
| LOperand* value() const { return value_; } |
| |
| private: |
| LOperand* object_; |
| Handle<Object> name_; |
| LOperand* value_; |
| }; |
| |
| |
| class LStoreNamedField: public LStoreNamed { |
| public: |
| LStoreNamedField(LOperand* obj, |
| Handle<Object> name, |
| LOperand* val, |
| bool in_object, |
| int offset, |
| LOperand* temp, |
| bool needs_write_barrier, |
| Handle<Map> transition) |
| : LStoreNamed(obj, name, val), |
| is_in_object_(in_object), |
| offset_(offset), |
| temp_(temp), |
| needs_write_barrier_(needs_write_barrier), |
| transition_(transition) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field") |
| |
| bool is_in_object() { return is_in_object_; } |
| int offset() { return offset_; } |
| LOperand* temp() { return temp_; } |
| bool needs_write_barrier() { return needs_write_barrier_; } |
| Handle<Map> transition() const { return transition_; } |
| void set_transition(Handle<Map> map) { transition_ = map; } |
| |
| private: |
| bool is_in_object_; |
| int offset_; |
| LOperand* temp_; |
| bool needs_write_barrier_; |
| Handle<Map> transition_; |
| }; |
| |
| |
| class LStoreNamedGeneric: public LStoreNamed { |
| public: |
| LStoreNamedGeneric(LOperand* obj, |
| Handle<Object> name, |
| LOperand* val) |
| : LStoreNamed(obj, name, val) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic") |
| }; |
| |
| |
| class LStoreKeyed: public LInstruction { |
| public: |
| LStoreKeyed(LOperand* obj, LOperand* key, LOperand* val) |
| : object_(obj), key_(key), value_(val) { } |
| |
| DECLARE_INSTRUCTION(StoreKeyed) |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| LOperand* object() const { return object_; } |
| LOperand* key() const { return key_; } |
| LOperand* value() const { return value_; } |
| |
| private: |
| LOperand* object_; |
| LOperand* key_; |
| LOperand* value_; |
| }; |
| |
| |
| class LStoreKeyedFastElement: public LStoreKeyed { |
| public: |
| LStoreKeyedFastElement(LOperand* obj, LOperand* key, LOperand* val) |
| : LStoreKeyed(obj, key, val) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastElement, |
| "store-keyed-fast-element") |
| DECLARE_HYDROGEN_ACCESSOR(StoreKeyedFastElement) |
| }; |
| |
| |
| class LStoreKeyedGeneric: public LStoreKeyed { |
| public: |
| LStoreKeyedGeneric(LOperand* obj, LOperand* key, LOperand* val) |
| : LStoreKeyed(obj, key, val) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic") |
| }; |
| |
| |
| class LCheckFunction: public LUnaryOperation { |
| public: |
| explicit LCheckFunction(LOperand* use) : LUnaryOperation(use) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CheckFunction, "check-function") |
| DECLARE_HYDROGEN_ACCESSOR(CheckFunction) |
| }; |
| |
| |
| class LCheckInstanceType: public LUnaryOperation { |
| public: |
| LCheckInstanceType(LOperand* use, LOperand* temp) |
| : LUnaryOperation(use), temp_(temp) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type") |
| DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType) |
| |
| LOperand* temp() const { return temp_; } |
| |
| private: |
| LOperand* temp_; |
| }; |
| |
| |
| class LCheckMap: public LUnaryOperation { |
| public: |
| explicit LCheckMap(LOperand* use) : LUnaryOperation(use) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CheckMap, "check-map") |
| DECLARE_HYDROGEN_ACCESSOR(CheckMap) |
| }; |
| |
| |
| class LCheckPrototypeMaps: public LInstruction { |
| public: |
| LCheckPrototypeMaps(LOperand* temp, |
| Handle<JSObject> holder, |
| Handle<Map> receiver_map) |
| : temp_(temp), |
| holder_(holder), |
| receiver_map_(receiver_map) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(CheckPrototypeMaps, "check-prototype-maps") |
| |
| LOperand* temp() const { return temp_; } |
| Handle<JSObject> holder() const { return holder_; } |
| Handle<Map> receiver_map() const { return receiver_map_; } |
| |
| private: |
| LOperand* temp_; |
| Handle<JSObject> holder_; |
| Handle<Map> receiver_map_; |
| }; |
| |
| |
| class LCheckSmi: public LUnaryOperation { |
| public: |
| LCheckSmi(LOperand* use, Condition condition) |
| : LUnaryOperation(use), condition_(condition) { } |
| |
| Condition condition() const { return condition_; } |
| |
| virtual void CompileToNative(LCodeGen* generator); |
| virtual const char* Mnemonic() const { |
| return (condition_ == eq) ? "check-non-smi" : "check-smi"; |
| } |
| |
| private: |
| Condition condition_; |
| }; |
| |
| |
| class LMaterializedLiteral: public LInstruction { |
| public: |
| DECLARE_INSTRUCTION(MaterializedLiteral) |
| }; |
| |
| |
| class LArrayLiteral: public LMaterializedLiteral { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(ArrayLiteral, "array-literal") |
| DECLARE_HYDROGEN_ACCESSOR(ArrayLiteral) |
| }; |
| |
| |
| class LObjectLiteral: public LMaterializedLiteral { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(ObjectLiteral, "object-literal") |
| DECLARE_HYDROGEN_ACCESSOR(ObjectLiteral) |
| }; |
| |
| |
| class LRegExpLiteral: public LMaterializedLiteral { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral, "regexp-literal") |
| DECLARE_HYDROGEN_ACCESSOR(RegExpLiteral) |
| }; |
| |
| |
| class LFunctionLiteral: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral, "function-literal") |
| DECLARE_HYDROGEN_ACCESSOR(FunctionLiteral) |
| |
| Handle<SharedFunctionInfo> shared_info() { return hydrogen()->shared_info(); } |
| }; |
| |
| |
| class LTypeof: public LUnaryOperation { |
| public: |
| explicit LTypeof(LOperand* input) : LUnaryOperation(input) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof") |
| }; |
| |
| |
| class LTypeofIs: public LUnaryOperation { |
| public: |
| explicit LTypeofIs(LOperand* input) : LUnaryOperation(input) { } |
| virtual void PrintDataTo(StringStream* stream) const; |
| |
| DECLARE_CONCRETE_INSTRUCTION(TypeofIs, "typeof-is") |
| DECLARE_HYDROGEN_ACCESSOR(TypeofIs) |
| |
| Handle<String> type_literal() { return hydrogen()->type_literal(); } |
| }; |
| |
| |
| class LTypeofIsAndBranch: public LTypeofIs { |
| public: |
| LTypeofIsAndBranch(LOperand* value, |
| int true_block_id, |
| int false_block_id) |
| : LTypeofIs(value), |
| true_block_id_(true_block_id), |
| false_block_id_(false_block_id) { } |
| |
| DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch, "typeof-is-and-branch") |
| |
| virtual void PrintDataTo(StringStream* stream) const; |
| virtual bool IsControl() const { return true; } |
| |
| int true_block_id() const { return true_block_id_; } |
| int false_block_id() const { return false_block_id_; } |
| |
| private: |
| int true_block_id_; |
| int false_block_id_; |
| }; |
| |
| |
| class LDeleteProperty: public LBinaryOperation { |
| public: |
| LDeleteProperty(LOperand* obj, LOperand* key) : LBinaryOperation(obj, key) {} |
| |
| DECLARE_CONCRETE_INSTRUCTION(DeleteProperty, "delete-property") |
| |
| LOperand* object() const { return left(); } |
| LOperand* key() const { return right(); } |
| }; |
| |
| |
| class LOsrEntry: public LInstruction { |
| public: |
| LOsrEntry(); |
| |
| DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry") |
| |
| LOperand** SpilledRegisterArray() { return register_spills_; } |
| LOperand** SpilledDoubleRegisterArray() { return double_register_spills_; } |
| |
| void MarkSpilledRegister(int allocation_index, LOperand* spill_operand); |
| void MarkSpilledDoubleRegister(int allocation_index, |
| LOperand* spill_operand); |
| |
| private: |
| // Arrays of spill slot operands for registers with an assigned spill |
| // slot, i.e., that must also be restored to the spill slot on OSR entry. |
| // NULL if the register has no assigned spill slot. Indexed by allocation |
| // index. |
| LOperand* register_spills_[Register::kNumAllocatableRegisters]; |
| LOperand* double_register_spills_[DoubleRegister::kNumAllocatableRegisters]; |
| }; |
| |
| |
| class LStackCheck: public LInstruction { |
| public: |
| DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check") |
| }; |
| |
| |
| class LPointerMap: public ZoneObject { |
| public: |
| explicit LPointerMap(int position) |
| : pointer_operands_(8), position_(position), lithium_position_(-1) { } |
| |
| const ZoneList<LOperand*>* operands() const { return &pointer_operands_; } |
| int position() const { return position_; } |
| int lithium_position() const { return lithium_position_; } |
| |
| void set_lithium_position(int pos) { |
| ASSERT(lithium_position_ == -1); |
| lithium_position_ = pos; |
| } |
| |
| void RecordPointer(LOperand* op); |
| void PrintTo(StringStream* stream) const; |
| |
| private: |
| ZoneList<LOperand*> pointer_operands_; |
| int position_; |
| int lithium_position_; |
| }; |
| |
| |
| class LEnvironment: public ZoneObject { |
| public: |
| LEnvironment(Handle<JSFunction> closure, |
| int ast_id, |
| int parameter_count, |
| int argument_count, |
| int value_count, |
| LEnvironment* outer) |
| : closure_(closure), |
| arguments_stack_height_(argument_count), |
| deoptimization_index_(Safepoint::kNoDeoptimizationIndex), |
| translation_index_(-1), |
| ast_id_(ast_id), |
| parameter_count_(parameter_count), |
| values_(value_count), |
| representations_(value_count), |
| spilled_registers_(NULL), |
| spilled_double_registers_(NULL), |
| outer_(outer) { |
| } |
| |
| Handle<JSFunction> closure() const { return closure_; } |
| int arguments_stack_height() const { return arguments_stack_height_; } |
| int deoptimization_index() const { return deoptimization_index_; } |
| int translation_index() const { return translation_index_; } |
| int ast_id() const { return ast_id_; } |
| int parameter_count() const { return parameter_count_; } |
| const ZoneList<LOperand*>* values() const { return &values_; } |
| LEnvironment* outer() const { return outer_; } |
| |
| void AddValue(LOperand* operand, Representation representation) { |
| values_.Add(operand); |
| representations_.Add(representation); |
| } |
| |
| bool HasTaggedValueAt(int index) const { |
| return representations_[index].IsTagged(); |
| } |
| |
| void Register(int deoptimization_index, int translation_index) { |
| ASSERT(!HasBeenRegistered()); |
| deoptimization_index_ = deoptimization_index; |
| translation_index_ = translation_index; |
| } |
| bool HasBeenRegistered() const { |
| return deoptimization_index_ != Safepoint::kNoDeoptimizationIndex; |
| } |
| |
| void SetSpilledRegisters(LOperand** registers, |
| LOperand** double_registers) { |
| spilled_registers_ = registers; |
| spilled_double_registers_ = double_registers; |
| } |
| |
| // Emit frame translation commands for this environment. |
| void WriteTranslation(LCodeGen* cgen, Translation* translation) const; |
| |
| void PrintTo(StringStream* stream) const; |
| |
| private: |
| Handle<JSFunction> closure_; |
| int arguments_stack_height_; |
| int deoptimization_index_; |
| int translation_index_; |
| int ast_id_; |
| int parameter_count_; |
| ZoneList<LOperand*> values_; |
| ZoneList<Representation> representations_; |
| |
| // Allocation index indexed arrays of spill slot operands for registers |
| // that are also in spill slots at an OSR entry. NULL for environments |
| // that do not correspond to an OSR entry. |
| LOperand** spilled_registers_; |
| LOperand** spilled_double_registers_; |
| |
| LEnvironment* outer_; |
| }; |
| |
| class LChunkBuilder; |
| class LChunk: public ZoneObject { |
| public: |
| explicit LChunk(HGraph* graph); |
| |
| int AddInstruction(LInstruction* instruction, HBasicBlock* block); |
| LConstantOperand* DefineConstantOperand(HConstant* constant); |
| Handle<Object> LookupLiteral(LConstantOperand* operand) const; |
| Representation LookupLiteralRepresentation(LConstantOperand* operand) const; |
| |
| int GetNextSpillIndex(bool is_double); |
| LOperand* GetNextSpillSlot(bool is_double); |
| |
| int ParameterAt(int index); |
| int GetParameterStackSlot(int index) const; |
| int spill_slot_count() const { return spill_slot_count_; } |
| HGraph* graph() const { return graph_; } |
| const ZoneList<LInstruction*>* instructions() const { return &instructions_; } |
| void AddGapMove(int index, LOperand* from, LOperand* to); |
| LGap* GetGapAt(int index) const; |
| bool IsGapAt(int index) const; |
| int NearestGapPos(int index) const; |
| void MarkEmptyBlocks(); |
| const ZoneList<LPointerMap*>* pointer_maps() const { return &pointer_maps_; } |
| LLabel* GetLabel(int block_id) const { |
| HBasicBlock* block = graph_->blocks()->at(block_id); |
| int first_instruction = block->first_instruction_index(); |
| return LLabel::cast(instructions_[first_instruction]); |
| } |
| int LookupDestination(int block_id) const { |
| LLabel* cur = GetLabel(block_id); |
| while (cur->replacement() != NULL) { |
| cur = cur->replacement(); |
| } |
| return cur->block_id(); |
| } |
| Label* GetAssemblyLabel(int block_id) const { |
| LLabel* label = GetLabel(block_id); |
| ASSERT(!label->HasReplacement()); |
| return label->label(); |
| } |
| |
| const ZoneList<Handle<JSFunction> >* inlined_closures() const { |
| return &inlined_closures_; |
| } |
| |
| void AddInlinedClosure(Handle<JSFunction> closure) { |
| inlined_closures_.Add(closure); |
| } |
| |
| void Verify() const; |
| |
| private: |
| int spill_slot_count_; |
| HGraph* const graph_; |
| ZoneList<LInstruction*> instructions_; |
| ZoneList<LPointerMap*> pointer_maps_; |
| ZoneList<Handle<JSFunction> > inlined_closures_; |
| }; |
| |
| |
| class LChunkBuilder BASE_EMBEDDED { |
| public: |
| LChunkBuilder(HGraph* graph, LAllocator* allocator) |
| : chunk_(NULL), |
| graph_(graph), |
| status_(UNUSED), |
| current_instruction_(NULL), |
| current_block_(NULL), |
| next_block_(NULL), |
| argument_count_(0), |
| allocator_(allocator), |
| position_(RelocInfo::kNoPosition), |
| instructions_pending_deoptimization_environment_(NULL), |
| pending_deoptimization_ast_id_(AstNode::kNoNumber) { } |
| |
| // Build the sequence for the graph. |
| LChunk* Build(); |
| |
| // Declare methods that deal with the individual node types. |
| #define DECLARE_DO(type) LInstruction* Do##type(H##type* node); |
| HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO) |
| #undef DECLARE_DO |
| |
| private: |
| enum Status { |
| UNUSED, |
| BUILDING, |
| DONE, |
| ABORTED |
| }; |
| |
| LChunk* chunk() const { return chunk_; } |
| HGraph* graph() const { return graph_; } |
| |
| bool is_unused() const { return status_ == UNUSED; } |
| bool is_building() const { return status_ == BUILDING; } |
| bool is_done() const { return status_ == DONE; } |
| bool is_aborted() const { return status_ == ABORTED; } |
| |
| void Abort(const char* format, ...); |
| |
| // Methods for getting operands for Use / Define / Temp. |
| LRegister* ToOperand(Register reg); |
| LUnallocated* ToUnallocated(Register reg); |
| LUnallocated* ToUnallocated(DoubleRegister reg); |
| |
| // Methods for setting up define-use relationships. |
| LOperand* Use(HValue* value, LUnallocated* operand); |
| LOperand* UseFixed(HValue* value, Register fixed_register); |
| LOperand* UseFixedDouble(HValue* value, DoubleRegister fixed_register); |
| |
| // A value that is guaranteed to be allocated to a register. |
| // Operand created by UseRegister is guaranteed to be live until the end of |
| // instruction. This means that register allocator will not reuse it's |
| // register for any other operand inside instruction. |
| // Operand created by UseRegisterAtStart is guaranteed to be live only at |
| // instruction start. Register allocator is free to assign the same register |
| // to some other operand used inside instruction (i.e. temporary or |
| // output). |
| LOperand* UseRegister(HValue* value); |
| LOperand* UseRegisterAtStart(HValue* value); |
| |
| // A value in a register that may be trashed. |
| LOperand* UseTempRegister(HValue* value); |
| LOperand* Use(HValue* value); |
| LOperand* UseAtStart(HValue* value); |
| LOperand* UseOrConstant(HValue* value); |
| LOperand* UseOrConstantAtStart(HValue* value); |
| LOperand* UseRegisterOrConstant(HValue* value); |
| LOperand* UseRegisterOrConstantAtStart(HValue* value); |
| |
| // Methods for setting up define-use relationships. |
| // Return the same instruction that they are passed. |
| LInstruction* Define(LInstruction* instr, LUnallocated* result); |
| LInstruction* Define(LInstruction* instr); |
| LInstruction* DefineAsRegister(LInstruction* instr); |
| LInstruction* DefineAsSpilled(LInstruction* instr, int index); |
| LInstruction* DefineSameAsAny(LInstruction* instr); |
| LInstruction* DefineSameAsFirst(LInstruction* instr); |
| LInstruction* DefineFixed(LInstruction* instr, Register reg); |
| LInstruction* DefineFixedDouble(LInstruction* instr, DoubleRegister reg); |
| LInstruction* AssignEnvironment(LInstruction* instr); |
| LInstruction* AssignPointerMap(LInstruction* instr); |
| |
| enum CanDeoptimize { CAN_DEOPTIMIZE_EAGERLY, CANNOT_DEOPTIMIZE_EAGERLY }; |
| |
| // By default we assume that instruction sequences generated for calls |
| // cannot deoptimize eagerly and we do not attach environment to this |
| // instruction. |
| LInstruction* MarkAsCall( |
| LInstruction* instr, |
| HInstruction* hinstr, |
| CanDeoptimize can_deoptimize = CANNOT_DEOPTIMIZE_EAGERLY); |
| |
| LInstruction* SetInstructionPendingDeoptimizationEnvironment( |
| LInstruction* instr, int ast_id); |
| void ClearInstructionPendingDeoptimizationEnvironment(); |
| |
| LEnvironment* CreateEnvironment(HEnvironment* hydrogen_env); |
| |
| // Temporary operand that may be a memory location. |
| LOperand* Temp(); |
| // Temporary operand that must be in a register. |
| LUnallocated* TempRegister(); |
| LOperand* FixedTemp(Register reg); |
| LOperand* FixedTemp(DoubleRegister reg); |
| |
| void VisitInstruction(HInstruction* current); |
| |
| void DoBasicBlock(HBasicBlock* block, HBasicBlock* next_block); |
| LInstruction* DoBit(Token::Value op, HBitwiseBinaryOperation* instr); |
| LInstruction* DoShift(Token::Value op, HBitwiseBinaryOperation* instr); |
| LInstruction* DoArithmeticD(Token::Value op, |
| HArithmeticBinaryOperation* instr); |
| LInstruction* DoArithmeticT(Token::Value op, |
| HArithmeticBinaryOperation* instr); |
| |
| LChunk* chunk_; |
| HGraph* const graph_; |
| Status status_; |
| HInstruction* current_instruction_; |
| HBasicBlock* current_block_; |
| HBasicBlock* next_block_; |
| int argument_count_; |
| LAllocator* allocator_; |
| int position_; |
| LInstruction* instructions_pending_deoptimization_environment_; |
| int pending_deoptimization_ast_id_; |
| |
| DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); |
| }; |
| |
| #undef DECLARE_HYDROGEN_ACCESSOR |
| #undef DECLARE_INSTRUCTION |
| #undef DECLARE_CONCRETE_INSTRUCTION |
| |
| } } // namespace v8::internal |
| |
| #endif // V8_ARM_LITHIUM_ARM_H_ |