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Diffstat (limited to 'deps/v8/src/crankshaft/s390/lithium-s390.h')
| -rw-r--r-- | deps/v8/src/crankshaft/s390/lithium-s390.h | 2414 |
1 files changed, 2414 insertions, 0 deletions
diff --git a/deps/v8/src/crankshaft/s390/lithium-s390.h b/deps/v8/src/crankshaft/s390/lithium-s390.h new file mode 100644 index 0000000000..b6a161411d --- /dev/null +++ b/deps/v8/src/crankshaft/s390/lithium-s390.h @@ -0,0 +1,2414 @@ +// Copyright 2014 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_CRANKSHAFT_S390_LITHIUM_S390_H_ +#define V8_CRANKSHAFT_S390_LITHIUM_S390_H_ + +#include "src/crankshaft/hydrogen.h" +#include "src/crankshaft/lithium.h" +#include "src/crankshaft/lithium-allocator.h" +#include "src/safepoint-table.h" +#include "src/utils.h" + +namespace v8 { +namespace internal { + +// Forward declarations. +class LCodeGen; + +#define LITHIUM_CONCRETE_INSTRUCTION_LIST(V) \ + V(AccessArgumentsAt) \ + V(AddI) \ + V(Allocate) \ + V(ApplyArguments) \ + V(ArgumentsElements) \ + V(ArgumentsLength) \ + V(ArithmeticD) \ + V(ArithmeticT) \ + V(BitI) \ + V(BoundsCheck) \ + V(Branch) \ + V(CallWithDescriptor) \ + V(CallNewArray) \ + V(CallRuntime) \ + V(CheckArrayBufferNotNeutered) \ + V(CheckInstanceType) \ + V(CheckNonSmi) \ + V(CheckMaps) \ + V(CheckMapValue) \ + V(CheckSmi) \ + V(CheckValue) \ + V(ClampDToUint8) \ + V(ClampIToUint8) \ + V(ClampTToUint8) \ + V(ClassOfTestAndBranch) \ + V(CompareNumericAndBranch) \ + V(CmpObjectEqAndBranch) \ + V(CmpHoleAndBranch) \ + V(CmpMapAndBranch) \ + V(CmpT) \ + V(ConstantD) \ + V(ConstantE) \ + V(ConstantI) \ + V(ConstantS) \ + V(ConstantT) \ + V(ConstructDouble) \ + V(Context) \ + V(DebugBreak) \ + V(DeclareGlobals) \ + V(Deoptimize) \ + V(DivByConstI) \ + V(DivByPowerOf2I) \ + V(DivI) \ + V(DoubleBits) \ + V(DoubleToI) \ + V(DoubleToSmi) \ + V(Drop) \ + V(Dummy) \ + V(DummyUse) \ + V(FlooringDivByConstI) \ + V(FlooringDivByPowerOf2I) \ + V(FlooringDivI) \ + V(ForInCacheArray) \ + V(ForInPrepareMap) \ + V(GetCachedArrayIndex) \ + V(Goto) \ + V(HasCachedArrayIndexAndBranch) \ + V(HasInPrototypeChainAndBranch) \ + V(HasInstanceTypeAndBranch) \ + V(InnerAllocatedObject) \ + V(InstanceOf) \ + V(InstructionGap) \ + V(Integer32ToDouble) \ + V(InvokeFunction) \ + V(IsStringAndBranch) \ + V(IsSmiAndBranch) \ + V(IsUndetectableAndBranch) \ + V(Label) \ + V(LazyBailout) \ + V(LoadContextSlot) \ + V(LoadRoot) \ + V(LoadFieldByIndex) \ + V(LoadFunctionPrototype) \ + V(LoadGlobalGeneric) \ + V(LoadKeyed) \ + V(LoadKeyedGeneric) \ + V(LoadNamedField) \ + V(LoadNamedGeneric) \ + V(MathAbs) \ + V(MathClz32) \ + V(MathExp) \ + V(MathFloor) \ + V(MathFround) \ + V(MathLog) \ + V(MathMinMax) \ + V(MathPowHalf) \ + V(MathRound) \ + V(MathSqrt) \ + V(MaybeGrowElements) \ + V(ModByConstI) \ + V(ModByPowerOf2I) \ + V(ModI) \ + V(MulI) \ + V(MultiplyAddD) \ + V(MultiplySubD) \ + V(NumberTagD) \ + V(NumberTagI) \ + V(NumberTagU) \ + V(NumberUntagD) \ + V(OsrEntry) \ + V(Parameter) \ + V(Power) \ + V(Prologue) \ + V(PushArgument) \ + V(Return) \ + V(SeqStringGetChar) \ + V(SeqStringSetChar) \ + V(ShiftI) \ + V(SmiTag) \ + V(SmiUntag) \ + V(StackCheck) \ + V(StoreCodeEntry) \ + V(StoreContextSlot) \ + V(StoreKeyed) \ + V(StoreKeyedGeneric) \ + V(StoreNamedField) \ + V(StoreNamedGeneric) \ + V(StringAdd) \ + V(StringCharCodeAt) \ + V(StringCharFromCode) \ + V(StringCompareAndBranch) \ + V(SubI) \ + V(RSubI) \ + V(TaggedToI) \ + V(ThisFunction) \ + V(TransitionElementsKind) \ + V(TrapAllocationMemento) \ + V(Typeof) \ + V(TypeofIsAndBranch) \ + V(Uint32ToDouble) \ + V(UnknownOSRValue) \ + V(WrapReceiver) + +#define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic) \ + Opcode opcode() const final { return LInstruction::k##type; } \ + void CompileToNative(LCodeGen* generator) final; \ + const char* Mnemonic() const final { return mnemonic; } \ + static L##type* cast(LInstruction* instr) { \ + DCHECK(instr->Is##type()); \ + return reinterpret_cast<L##type*>(instr); \ + } + +#define DECLARE_HYDROGEN_ACCESSOR(type) \ + H##type* hydrogen() const { return H##type::cast(hydrogen_value()); } + +class LInstruction : public ZoneObject { + public: + LInstruction() + : environment_(NULL), + hydrogen_value_(NULL), + bit_field_(IsCallBits::encode(false)) {} + + virtual ~LInstruction() {} + + virtual void CompileToNative(LCodeGen* generator) = 0; + virtual const char* Mnemonic() const = 0; + virtual void PrintTo(StringStream* stream); + virtual void PrintDataTo(StringStream* stream); + virtual void PrintOutputOperandTo(StringStream* stream); + + enum Opcode { +// Declare a unique enum value for each instruction. +#define DECLARE_OPCODE(type) k##type, + LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE) kNumberOfInstructions +#undef DECLARE_OPCODE + }; + + virtual Opcode opcode() const = 0; + +// Declare non-virtual type testers for all leaf IR classes. +#define DECLARE_PREDICATE(type) \ + bool Is##type() const { return opcode() == k##type; } + LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE) +#undef DECLARE_PREDICATE + + // Declare virtual predicates for instructions that don't have + // an opcode. + virtual bool IsGap() const { return false; } + + virtual bool IsControl() const { return false; } + + // Try deleting this instruction if possible. + virtual bool TryDelete() { return false; } + + void set_environment(LEnvironment* env) { environment_ = env; } + LEnvironment* environment() const { return environment_; } + bool HasEnvironment() const { return environment_ != NULL; } + + 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_hydrogen_value(HValue* value) { hydrogen_value_ = value; } + HValue* hydrogen_value() const { return hydrogen_value_; } + + void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } + bool IsCall() const { return IsCallBits::decode(bit_field_); } + + void MarkAsSyntacticTailCall() { + bit_field_ = IsSyntacticTailCallBits::update(bit_field_, true); + } + bool IsSyntacticTailCall() const { + return IsSyntacticTailCallBits::decode(bit_field_); + } + + // Interface to the register allocator and iterators. + bool ClobbersTemps() const { return IsCall(); } + bool ClobbersRegisters() const { return IsCall(); } + virtual bool ClobbersDoubleRegisters(Isolate* isolate) const { + return IsCall(); + } + + // Interface to the register allocator and iterators. + bool IsMarkedAsCall() const { return IsCall(); } + + virtual bool HasResult() const = 0; + virtual LOperand* result() const = 0; + + LOperand* FirstInput() { return InputAt(0); } + LOperand* Output() { return HasResult() ? result() : NULL; } + + virtual bool HasInterestingComment(LCodeGen* gen) const { return true; } + +#ifdef DEBUG + void VerifyCall(); +#endif + + virtual int InputCount() = 0; + virtual LOperand* InputAt(int i) = 0; + + private: + // Iterator support. + friend class InputIterator; + + friend class TempIterator; + virtual int TempCount() = 0; + virtual LOperand* TempAt(int i) = 0; + + class IsCallBits : public BitField<bool, 0, 1> {}; + class IsSyntacticTailCallBits : public BitField<bool, IsCallBits::kNext, 1> { + }; + + LEnvironment* environment_; + SetOncePointer<LPointerMap> pointer_map_; + HValue* hydrogen_value_; + int bit_field_; +}; + +// R = number of result operands (0 or 1). +template <int R> +class LTemplateResultInstruction : public LInstruction { + public: + // Allow 0 or 1 output operands. + STATIC_ASSERT(R == 0 || R == 1); + bool HasResult() const final { return R != 0 && result() != NULL; } + void set_result(LOperand* operand) { results_[0] = operand; } + LOperand* result() const override { return results_[0]; } + + protected: + EmbeddedContainer<LOperand*, R> results_; +}; + +// R = number of result operands (0 or 1). +// I = number of input operands. +// T = number of temporary operands. +template <int R, int I, int T> +class LTemplateInstruction : public LTemplateResultInstruction<R> { + protected: + EmbeddedContainer<LOperand*, I> inputs_; + EmbeddedContainer<LOperand*, T> temps_; + + private: + // Iterator support. + int InputCount() final { return I; } + LOperand* InputAt(int i) final { return inputs_[i]; } + + int TempCount() final { return T; } + LOperand* TempAt(int i) final { return temps_[i]; } +}; + +class LGap : public LTemplateInstruction<0, 0, 0> { + public: + explicit LGap(HBasicBlock* block) : block_(block) { + parallel_moves_[BEFORE] = NULL; + parallel_moves_[START] = NULL; + parallel_moves_[END] = NULL; + parallel_moves_[AFTER] = NULL; + } + + // Can't use the DECLARE-macro here because of sub-classes. + bool IsGap() const override { return true; } + void PrintDataTo(StringStream* stream) override; + static LGap* cast(LInstruction* instr) { + DCHECK(instr->IsGap()); + return reinterpret_cast<LGap*>(instr); + } + + 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, Zone* zone) { + if (parallel_moves_[pos] == NULL) { + parallel_moves_[pos] = new (zone) LParallelMove(zone); + } + return parallel_moves_[pos]; + } + + LParallelMove* GetParallelMove(InnerPosition pos) { + return parallel_moves_[pos]; + } + + private: + LParallelMove* parallel_moves_[LAST_INNER_POSITION + 1]; + HBasicBlock* block_; +}; + +class LInstructionGap final : public LGap { + public: + explicit LInstructionGap(HBasicBlock* block) : LGap(block) {} + + bool HasInterestingComment(LCodeGen* gen) const override { + return !IsRedundant(); + } + + DECLARE_CONCRETE_INSTRUCTION(InstructionGap, "gap") +}; + +class LGoto final : public LTemplateInstruction<0, 0, 0> { + public: + explicit LGoto(HBasicBlock* block) : block_(block) {} + + bool HasInterestingComment(LCodeGen* gen) const override; + DECLARE_CONCRETE_INSTRUCTION(Goto, "goto") + void PrintDataTo(StringStream* stream) override; + bool IsControl() const override { return true; } + + int block_id() const { return block_->block_id(); } + + private: + HBasicBlock* block_; +}; + +class LPrologue final : public LTemplateInstruction<0, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(Prologue, "prologue") +}; + +class LLazyBailout final : public LTemplateInstruction<0, 0, 0> { + 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 LDummy final : public LTemplateInstruction<1, 0, 0> { + public: + LDummy() {} + DECLARE_CONCRETE_INSTRUCTION(Dummy, "dummy") +}; + +class LDummyUse final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LDummyUse(LOperand* value) { inputs_[0] = value; } + DECLARE_CONCRETE_INSTRUCTION(DummyUse, "dummy-use") +}; + +class LDeoptimize final : public LTemplateInstruction<0, 0, 0> { + public: + bool IsControl() const override { return true; } + DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize") + DECLARE_HYDROGEN_ACCESSOR(Deoptimize) +}; + +class LLabel final : public LGap { + public: + explicit LLabel(HBasicBlock* block) : LGap(block), replacement_(NULL) {} + + bool HasInterestingComment(LCodeGen* gen) const override { return false; } + DECLARE_CONCRETE_INSTRUCTION(Label, "label") + + void PrintDataTo(StringStream* stream) override; + + int block_id() const { return block()->block_id(); } + bool is_loop_header() const { return block()->IsLoopHeader(); } + bool is_osr_entry() const { return block()->is_osr_entry(); } + 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 final : public LTemplateInstruction<1, 0, 0> { + public: + virtual bool HasInterestingComment(LCodeGen* gen) const { return false; } + DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter") +}; + +class LUnknownOSRValue final : public LTemplateInstruction<1, 0, 0> { + public: + bool HasInterestingComment(LCodeGen* gen) const override { return false; } + DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value") +}; + +template <int I, int T> +class LControlInstruction : public LTemplateInstruction<0, I, T> { + public: + LControlInstruction() : false_label_(NULL), true_label_(NULL) {} + + bool IsControl() const final { return true; } + + int SuccessorCount() { return hydrogen()->SuccessorCount(); } + HBasicBlock* SuccessorAt(int i) { return hydrogen()->SuccessorAt(i); } + + int TrueDestination(LChunk* chunk) { + return chunk->LookupDestination(true_block_id()); + } + int FalseDestination(LChunk* chunk) { + return chunk->LookupDestination(false_block_id()); + } + + Label* TrueLabel(LChunk* chunk) { + if (true_label_ == NULL) { + true_label_ = chunk->GetAssemblyLabel(TrueDestination(chunk)); + } + return true_label_; + } + Label* FalseLabel(LChunk* chunk) { + if (false_label_ == NULL) { + false_label_ = chunk->GetAssemblyLabel(FalseDestination(chunk)); + } + return false_label_; + } + + protected: + int true_block_id() { return SuccessorAt(0)->block_id(); } + int false_block_id() { return SuccessorAt(1)->block_id(); } + + private: + HControlInstruction* hydrogen() { + return HControlInstruction::cast(this->hydrogen_value()); + } + + Label* false_label_; + Label* true_label_; +}; + +class LWrapReceiver final : public LTemplateInstruction<1, 2, 0> { + public: + LWrapReceiver(LOperand* receiver, LOperand* function) { + inputs_[0] = receiver; + inputs_[1] = function; + } + + DECLARE_CONCRETE_INSTRUCTION(WrapReceiver, "wrap-receiver") + DECLARE_HYDROGEN_ACCESSOR(WrapReceiver) + + LOperand* receiver() { return inputs_[0]; } + LOperand* function() { return inputs_[1]; } +}; + +class LApplyArguments final : public LTemplateInstruction<1, 4, 0> { + public: + LApplyArguments(LOperand* function, LOperand* receiver, LOperand* length, + LOperand* elements) { + inputs_[0] = function; + inputs_[1] = receiver; + inputs_[2] = length; + inputs_[3] = elements; + } + + DECLARE_CONCRETE_INSTRUCTION(ApplyArguments, "apply-arguments") + DECLARE_HYDROGEN_ACCESSOR(ApplyArguments) + + LOperand* function() { return inputs_[0]; } + LOperand* receiver() { return inputs_[1]; } + LOperand* length() { return inputs_[2]; } + LOperand* elements() { return inputs_[3]; } +}; + +class LAccessArgumentsAt final : public LTemplateInstruction<1, 3, 0> { + public: + LAccessArgumentsAt(LOperand* arguments, LOperand* length, LOperand* index) { + inputs_[0] = arguments; + inputs_[1] = length; + inputs_[2] = index; + } + + DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt, "access-arguments-at") + + LOperand* arguments() { return inputs_[0]; } + LOperand* length() { return inputs_[1]; } + LOperand* index() { return inputs_[2]; } + + void PrintDataTo(StringStream* stream) override; +}; + +class LArgumentsLength final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LArgumentsLength(LOperand* elements) { inputs_[0] = elements; } + + LOperand* elements() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length") +}; + +class LArgumentsElements final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements") + DECLARE_HYDROGEN_ACCESSOR(ArgumentsElements) +}; + +class LModByPowerOf2I final : public LTemplateInstruction<1, 1, 0> { + public: + LModByPowerOf2I(LOperand* dividend, int32_t divisor) { + inputs_[0] = dividend; + divisor_ = divisor; + } + + LOperand* dividend() { return inputs_[0]; } + int32_t divisor() const { return divisor_; } + + DECLARE_CONCRETE_INSTRUCTION(ModByPowerOf2I, "mod-by-power-of-2-i") + DECLARE_HYDROGEN_ACCESSOR(Mod) + + private: + int32_t divisor_; +}; + +class LModByConstI final : public LTemplateInstruction<1, 1, 0> { + public: + LModByConstI(LOperand* dividend, int32_t divisor) { + inputs_[0] = dividend; + divisor_ = divisor; + } + + LOperand* dividend() { return inputs_[0]; } + int32_t divisor() const { return divisor_; } + + DECLARE_CONCRETE_INSTRUCTION(ModByConstI, "mod-by-const-i") + DECLARE_HYDROGEN_ACCESSOR(Mod) + + private: + int32_t divisor_; +}; + +class LModI final : public LTemplateInstruction<1, 2, 0> { + public: + LModI(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(ModI, "mod-i") + DECLARE_HYDROGEN_ACCESSOR(Mod) +}; + +class LDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> { + public: + LDivByPowerOf2I(LOperand* dividend, int32_t divisor) { + inputs_[0] = dividend; + divisor_ = divisor; + } + + LOperand* dividend() { return inputs_[0]; } + int32_t divisor() const { return divisor_; } + + DECLARE_CONCRETE_INSTRUCTION(DivByPowerOf2I, "div-by-power-of-2-i") + DECLARE_HYDROGEN_ACCESSOR(Div) + + private: + int32_t divisor_; +}; + +class LDivByConstI final : public LTemplateInstruction<1, 1, 0> { + public: + LDivByConstI(LOperand* dividend, int32_t divisor) { + inputs_[0] = dividend; + divisor_ = divisor; + } + + LOperand* dividend() { return inputs_[0]; } + int32_t divisor() const { return divisor_; } + + DECLARE_CONCRETE_INSTRUCTION(DivByConstI, "div-by-const-i") + DECLARE_HYDROGEN_ACCESSOR(Div) + + private: + int32_t divisor_; +}; + +class LDivI final : public LTemplateInstruction<1, 2, 0> { + public: + LDivI(LOperand* dividend, LOperand* divisor) { + inputs_[0] = dividend; + inputs_[1] = divisor; + } + + LOperand* dividend() { return inputs_[0]; } + LOperand* divisor() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(DivI, "div-i") + DECLARE_HYDROGEN_ACCESSOR(BinaryOperation) +}; + +class LFlooringDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> { + public: + LFlooringDivByPowerOf2I(LOperand* dividend, int32_t divisor) { + inputs_[0] = dividend; + divisor_ = divisor; + } + + LOperand* dividend() { return inputs_[0]; } + int32_t divisor() { return divisor_; } + + DECLARE_CONCRETE_INSTRUCTION(FlooringDivByPowerOf2I, + "flooring-div-by-power-of-2-i") + DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv) + + private: + int32_t divisor_; +}; + +class LFlooringDivByConstI final : public LTemplateInstruction<1, 1, 1> { + public: + LFlooringDivByConstI(LOperand* dividend, int32_t divisor, LOperand* temp) { + inputs_[0] = dividend; + divisor_ = divisor; + temps_[0] = temp; + } + + LOperand* dividend() { return inputs_[0]; } + int32_t divisor() const { return divisor_; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(FlooringDivByConstI, "flooring-div-by-const-i") + DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv) + + private: + int32_t divisor_; +}; + +class LFlooringDivI final : public LTemplateInstruction<1, 2, 0> { + public: + LFlooringDivI(LOperand* dividend, LOperand* divisor) { + inputs_[0] = dividend; + inputs_[1] = divisor; + } + + LOperand* dividend() { return inputs_[0]; } + LOperand* divisor() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(FlooringDivI, "flooring-div-i") + DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv) +}; + +class LMulI final : public LTemplateInstruction<1, 2, 0> { + public: + LMulI(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(MulI, "mul-i") + DECLARE_HYDROGEN_ACCESSOR(Mul) +}; + +// Instruction for computing multiplier * multiplicand + addend. +class LMultiplyAddD final : public LTemplateInstruction<1, 3, 0> { + public: + LMultiplyAddD(LOperand* addend, LOperand* multiplier, + LOperand* multiplicand) { + inputs_[0] = addend; + inputs_[1] = multiplier; + inputs_[2] = multiplicand; + } + + LOperand* addend() { return inputs_[0]; } + LOperand* multiplier() { return inputs_[1]; } + LOperand* multiplicand() { return inputs_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(MultiplyAddD, "multiply-add-d") +}; + +// Instruction for computing minuend - multiplier * multiplicand. +class LMultiplySubD final : public LTemplateInstruction<1, 3, 0> { + public: + LMultiplySubD(LOperand* minuend, LOperand* multiplier, + LOperand* multiplicand) { + inputs_[0] = minuend; + inputs_[1] = multiplier; + inputs_[2] = multiplicand; + } + + LOperand* minuend() { return inputs_[0]; } + LOperand* multiplier() { return inputs_[1]; } + LOperand* multiplicand() { return inputs_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(MultiplySubD, "multiply-sub-d") +}; + +class LDebugBreak final : public LTemplateInstruction<0, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(DebugBreak, "break") +}; + +class LCompareNumericAndBranch final : public LControlInstruction<2, 0> { + public: + LCompareNumericAndBranch(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(CompareNumericAndBranch, + "compare-numeric-and-branch") + DECLARE_HYDROGEN_ACCESSOR(CompareNumericAndBranch) + + Token::Value op() const { return hydrogen()->token(); } + bool is_double() const { return hydrogen()->representation().IsDouble(); } + + void PrintDataTo(StringStream* stream) override; +}; + +class LMathFloor final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LMathFloor(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(MathFloor, "math-floor") + DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) +}; + +class LMathRound final : public LTemplateInstruction<1, 1, 1> { + public: + LMathRound(LOperand* value, LOperand* temp) { + inputs_[0] = value; + temps_[0] = temp; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(MathRound, "math-round") + DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) +}; + +class LMathFround final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LMathFround(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(MathFround, "math-fround") +}; + +class LMathAbs final : public LTemplateInstruction<1, 2, 0> { + public: + LMathAbs(LOperand* context, LOperand* value) { + inputs_[1] = context; + inputs_[0] = value; + } + + LOperand* context() { return inputs_[1]; } + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(MathAbs, "math-abs") + DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) +}; + +class LMathLog final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LMathLog(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(MathLog, "math-log") +}; + +class LMathClz32 final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LMathClz32(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(MathClz32, "math-clz32") +}; + +class LMathExp final : public LTemplateInstruction<1, 1, 3> { + public: + LMathExp(LOperand* value, LOperand* double_temp, LOperand* temp1, + LOperand* temp2) { + inputs_[0] = value; + temps_[0] = temp1; + temps_[1] = temp2; + temps_[2] = double_temp; + ExternalReference::InitializeMathExpData(); + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp1() { return temps_[0]; } + LOperand* temp2() { return temps_[1]; } + LOperand* double_temp() { return temps_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(MathExp, "math-exp") +}; + +class LMathSqrt final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LMathSqrt(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(MathSqrt, "math-sqrt") +}; + +class LMathPowHalf final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LMathPowHalf(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(MathPowHalf, "math-pow-half") +}; + +class LCmpObjectEqAndBranch final : public LControlInstruction<2, 0> { + public: + LCmpObjectEqAndBranch(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(CmpObjectEqAndBranch, "cmp-object-eq-and-branch") + DECLARE_HYDROGEN_ACCESSOR(CompareObjectEqAndBranch) +}; + +class LCmpHoleAndBranch final : public LControlInstruction<1, 0> { + public: + explicit LCmpHoleAndBranch(LOperand* object) { inputs_[0] = object; } + + LOperand* object() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CmpHoleAndBranch, "cmp-hole-and-branch") + DECLARE_HYDROGEN_ACCESSOR(CompareHoleAndBranch) +}; + +class LIsStringAndBranch final : public LControlInstruction<1, 1> { + public: + LIsStringAndBranch(LOperand* value, LOperand* temp) { + inputs_[0] = value; + temps_[0] = temp; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(IsStringAndBranch, "is-string-and-branch") + DECLARE_HYDROGEN_ACCESSOR(IsStringAndBranch) + + void PrintDataTo(StringStream* stream) override; +}; + +class LIsSmiAndBranch final : public LControlInstruction<1, 0> { + public: + explicit LIsSmiAndBranch(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch") + DECLARE_HYDROGEN_ACCESSOR(IsSmiAndBranch) + + void PrintDataTo(StringStream* stream) override; +}; + +class LIsUndetectableAndBranch final : public LControlInstruction<1, 1> { + public: + explicit LIsUndetectableAndBranch(LOperand* value, LOperand* temp) { + inputs_[0] = value; + temps_[0] = temp; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(IsUndetectableAndBranch, + "is-undetectable-and-branch") + DECLARE_HYDROGEN_ACCESSOR(IsUndetectableAndBranch) + + void PrintDataTo(StringStream* stream) override; +}; + +class LStringCompareAndBranch final : public LControlInstruction<3, 0> { + public: + LStringCompareAndBranch(LOperand* context, LOperand* left, LOperand* right) { + inputs_[0] = context; + inputs_[1] = left; + inputs_[2] = right; + } + + LOperand* context() { return inputs_[0]; } + LOperand* left() { return inputs_[1]; } + LOperand* right() { return inputs_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(StringCompareAndBranch, + "string-compare-and-branch") + DECLARE_HYDROGEN_ACCESSOR(StringCompareAndBranch) + + Token::Value op() const { return hydrogen()->token(); } + + void PrintDataTo(StringStream* stream) override; +}; + +class LHasInstanceTypeAndBranch final : public LControlInstruction<1, 0> { + public: + explicit LHasInstanceTypeAndBranch(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch, + "has-instance-type-and-branch") + DECLARE_HYDROGEN_ACCESSOR(HasInstanceTypeAndBranch) + + void PrintDataTo(StringStream* stream) override; +}; + +class LGetCachedArrayIndex final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LGetCachedArrayIndex(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex, "get-cached-array-index") + DECLARE_HYDROGEN_ACCESSOR(GetCachedArrayIndex) +}; + +class LHasCachedArrayIndexAndBranch final : public LControlInstruction<1, 0> { + public: + explicit LHasCachedArrayIndexAndBranch(LOperand* value) { + inputs_[0] = value; + } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch, + "has-cached-array-index-and-branch") + DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndexAndBranch) + + void PrintDataTo(StringStream* stream) override; +}; + +class LClassOfTestAndBranch final : public LControlInstruction<1, 1> { + public: + LClassOfTestAndBranch(LOperand* value, LOperand* temp) { + inputs_[0] = value; + temps_[0] = temp; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch, "class-of-test-and-branch") + DECLARE_HYDROGEN_ACCESSOR(ClassOfTestAndBranch) + + void PrintDataTo(StringStream* stream) override; +}; + +class LCmpT final : public LTemplateInstruction<1, 3, 0> { + public: + LCmpT(LOperand* context, LOperand* left, LOperand* right) { + inputs_[0] = context; + inputs_[1] = left; + inputs_[2] = right; + } + + LOperand* context() { return inputs_[0]; } + LOperand* left() { return inputs_[1]; } + LOperand* right() { return inputs_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t") + DECLARE_HYDROGEN_ACCESSOR(CompareGeneric) + + Token::Value op() const { return hydrogen()->token(); } +}; + +class LInstanceOf final : public LTemplateInstruction<1, 3, 0> { + public: + LInstanceOf(LOperand* context, LOperand* left, LOperand* right) { + inputs_[0] = context; + inputs_[1] = left; + inputs_[2] = right; + } + + LOperand* context() const { return inputs_[0]; } + LOperand* left() const { return inputs_[1]; } + LOperand* right() const { return inputs_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of") +}; + +class LHasInPrototypeChainAndBranch final : public LControlInstruction<2, 0> { + public: + LHasInPrototypeChainAndBranch(LOperand* object, LOperand* prototype) { + inputs_[0] = object; + inputs_[1] = prototype; + } + + LOperand* object() const { return inputs_[0]; } + LOperand* prototype() const { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(HasInPrototypeChainAndBranch, + "has-in-prototype-chain-and-branch") + DECLARE_HYDROGEN_ACCESSOR(HasInPrototypeChainAndBranch) +}; + +class LBoundsCheck final : public LTemplateInstruction<0, 2, 0> { + public: + LBoundsCheck(LOperand* index, LOperand* length) { + inputs_[0] = index; + inputs_[1] = length; + } + + LOperand* index() { return inputs_[0]; } + LOperand* length() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(BoundsCheck, "bounds-check") + DECLARE_HYDROGEN_ACCESSOR(BoundsCheck) +}; + +class LBitI final : public LTemplateInstruction<1, 2, 0> { + public: + LBitI(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + Token::Value op() const { return hydrogen()->op(); } + + DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i") + DECLARE_HYDROGEN_ACCESSOR(Bitwise) +}; + +class LShiftI final : public LTemplateInstruction<1, 2, 0> { + public: + LShiftI(Token::Value op, LOperand* left, LOperand* right, bool can_deopt) + : op_(op), can_deopt_(can_deopt) { + inputs_[0] = left; + inputs_[1] = right; + } + + Token::Value op() const { return op_; } + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + bool can_deopt() const { return can_deopt_; } + + DECLARE_CONCRETE_INSTRUCTION(ShiftI, "shift-i") + + private: + Token::Value op_; + bool can_deopt_; +}; + +class LSubI final : public LTemplateInstruction<1, 2, 0> { + public: + LSubI(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(SubI, "sub-i") + DECLARE_HYDROGEN_ACCESSOR(Sub) +}; + +class LRSubI final : public LTemplateInstruction<1, 2, 0> { + public: + LRSubI(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(RSubI, "rsub-i") + DECLARE_HYDROGEN_ACCESSOR(Sub) +}; + +class LConstantI final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i") + DECLARE_HYDROGEN_ACCESSOR(Constant) + + int32_t value() const { return hydrogen()->Integer32Value(); } +}; + +class LConstantS final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(ConstantS, "constant-s") + DECLARE_HYDROGEN_ACCESSOR(Constant) + + Smi* value() const { return Smi::FromInt(hydrogen()->Integer32Value()); } +}; + +class LConstantD final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d") + DECLARE_HYDROGEN_ACCESSOR(Constant) + + double value() const { return hydrogen()->DoubleValue(); } + + uint64_t bits() const { return hydrogen()->DoubleValueAsBits(); } +}; + +class LConstantE final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(ConstantE, "constant-e") + DECLARE_HYDROGEN_ACCESSOR(Constant) + + ExternalReference value() const { + return hydrogen()->ExternalReferenceValue(); + } +}; + +class LConstantT final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t") + DECLARE_HYDROGEN_ACCESSOR(Constant) + + Handle<Object> value(Isolate* isolate) const { + return hydrogen()->handle(isolate); + } +}; + +class LBranch final : public LControlInstruction<1, 0> { + public: + explicit LBranch(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(Branch, "branch") + DECLARE_HYDROGEN_ACCESSOR(Branch) + + void PrintDataTo(StringStream* stream) override; +}; + +class LCmpMapAndBranch final : public LControlInstruction<1, 1> { + public: + LCmpMapAndBranch(LOperand* value, LOperand* temp) { + inputs_[0] = value; + temps_[0] = temp; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CmpMapAndBranch, "cmp-map-and-branch") + DECLARE_HYDROGEN_ACCESSOR(CompareMap) + + Handle<Map> map() const { return hydrogen()->map().handle(); } +}; + +class LSeqStringGetChar final : public LTemplateInstruction<1, 2, 0> { + public: + LSeqStringGetChar(LOperand* string, LOperand* index) { + inputs_[0] = string; + inputs_[1] = index; + } + + LOperand* string() const { return inputs_[0]; } + LOperand* index() const { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(SeqStringGetChar, "seq-string-get-char") + DECLARE_HYDROGEN_ACCESSOR(SeqStringGetChar) +}; + +class LSeqStringSetChar final : public LTemplateInstruction<1, 4, 0> { + public: + LSeqStringSetChar(LOperand* context, LOperand* string, LOperand* index, + LOperand* value) { + inputs_[0] = context; + inputs_[1] = string; + inputs_[2] = index; + inputs_[3] = value; + } + + LOperand* string() { return inputs_[1]; } + LOperand* index() { return inputs_[2]; } + LOperand* value() { return inputs_[3]; } + + DECLARE_CONCRETE_INSTRUCTION(SeqStringSetChar, "seq-string-set-char") + DECLARE_HYDROGEN_ACCESSOR(SeqStringSetChar) +}; + +class LAddI final : public LTemplateInstruction<1, 2, 0> { + public: + LAddI(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i") + DECLARE_HYDROGEN_ACCESSOR(Add) +}; + +class LMathMinMax final : public LTemplateInstruction<1, 2, 0> { + public: + LMathMinMax(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(MathMinMax, "math-min-max") + DECLARE_HYDROGEN_ACCESSOR(MathMinMax) +}; + +class LPower final : public LTemplateInstruction<1, 2, 0> { + public: + LPower(LOperand* left, LOperand* right) { + inputs_[0] = left; + inputs_[1] = right; + } + + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(Power, "power") + DECLARE_HYDROGEN_ACCESSOR(Power) +}; + +class LArithmeticD final : public LTemplateInstruction<1, 2, 0> { + public: + LArithmeticD(Token::Value op, LOperand* left, LOperand* right) : op_(op) { + inputs_[0] = left; + inputs_[1] = right; + } + + Token::Value op() const { return op_; } + LOperand* left() { return inputs_[0]; } + LOperand* right() { return inputs_[1]; } + + Opcode opcode() const override { return LInstruction::kArithmeticD; } + void CompileToNative(LCodeGen* generator) override; + const char* Mnemonic() const override; + + private: + Token::Value op_; +}; + +class LArithmeticT final : public LTemplateInstruction<1, 3, 0> { + public: + LArithmeticT(Token::Value op, LOperand* context, LOperand* left, + LOperand* right) + : op_(op) { + inputs_[0] = context; + inputs_[1] = left; + inputs_[2] = right; + } + + LOperand* context() { return inputs_[0]; } + LOperand* left() { return inputs_[1]; } + LOperand* right() { return inputs_[2]; } + Token::Value op() const { return op_; } + + Opcode opcode() const override { return LInstruction::kArithmeticT; } + void CompileToNative(LCodeGen* generator) override; + const char* Mnemonic() const override; + + DECLARE_HYDROGEN_ACCESSOR(BinaryOperation) + + private: + Token::Value op_; +}; + +class LReturn final : public LTemplateInstruction<0, 3, 0> { + public: + LReturn(LOperand* value, LOperand* context, LOperand* parameter_count) { + inputs_[0] = value; + inputs_[1] = context; + inputs_[2] = parameter_count; + } + + LOperand* value() { return inputs_[0]; } + + bool has_constant_parameter_count() { + return parameter_count()->IsConstantOperand(); + } + LConstantOperand* constant_parameter_count() { + DCHECK(has_constant_parameter_count()); + return LConstantOperand::cast(parameter_count()); + } + LOperand* parameter_count() { return inputs_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(Return, "return") +}; + +class LLoadNamedField final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LLoadNamedField(LOperand* object) { inputs_[0] = object; } + + LOperand* object() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field") + DECLARE_HYDROGEN_ACCESSOR(LoadNamedField) +}; + +class LLoadNamedGeneric final : public LTemplateInstruction<1, 2, 1> { + public: + LLoadNamedGeneric(LOperand* context, LOperand* object, LOperand* vector) { + inputs_[0] = context; + inputs_[1] = object; + temps_[0] = vector; + } + + LOperand* context() { return inputs_[0]; } + LOperand* object() { return inputs_[1]; } + LOperand* temp_vector() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric, "load-named-generic") + DECLARE_HYDROGEN_ACCESSOR(LoadNamedGeneric) + + Handle<Object> name() const { return hydrogen()->name(); } +}; + +class LLoadFunctionPrototype final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LLoadFunctionPrototype(LOperand* function) { inputs_[0] = function; } + + LOperand* function() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype") + DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype) +}; + +class LLoadRoot final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root") + DECLARE_HYDROGEN_ACCESSOR(LoadRoot) + + Heap::RootListIndex index() const { return hydrogen()->index(); } +}; + +class LLoadKeyed final : public LTemplateInstruction<1, 3, 0> { + public: + LLoadKeyed(LOperand* elements, LOperand* key, LOperand* backing_store_owner) { + inputs_[0] = elements; + inputs_[1] = key; + inputs_[2] = backing_store_owner; + } + + LOperand* elements() { return inputs_[0]; } + LOperand* key() { return inputs_[1]; } + LOperand* backing_store_owner() { return inputs_[2]; } + ElementsKind elements_kind() const { return hydrogen()->elements_kind(); } + bool is_fixed_typed_array() const { + return hydrogen()->is_fixed_typed_array(); + } + + DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed") + DECLARE_HYDROGEN_ACCESSOR(LoadKeyed) + + void PrintDataTo(StringStream* stream) override; + uint32_t base_offset() const { return hydrogen()->base_offset(); } +}; + +class LLoadKeyedGeneric final : public LTemplateInstruction<1, 3, 1> { + public: + LLoadKeyedGeneric(LOperand* context, LOperand* object, LOperand* key, + LOperand* vector) { + inputs_[0] = context; + inputs_[1] = object; + inputs_[2] = key; + temps_[0] = vector; + } + + LOperand* context() { return inputs_[0]; } + LOperand* object() { return inputs_[1]; } + LOperand* key() { return inputs_[2]; } + LOperand* temp_vector() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic") + DECLARE_HYDROGEN_ACCESSOR(LoadKeyedGeneric) +}; + +class LLoadGlobalGeneric final : public LTemplateInstruction<1, 2, 1> { + public: + LLoadGlobalGeneric(LOperand* context, LOperand* global_object, + LOperand* vector) { + inputs_[0] = context; + inputs_[1] = global_object; + temps_[0] = vector; + } + + LOperand* context() { return inputs_[0]; } + LOperand* global_object() { return inputs_[1]; } + LOperand* temp_vector() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric, "load-global-generic") + DECLARE_HYDROGEN_ACCESSOR(LoadGlobalGeneric) + + Handle<Object> name() const { return hydrogen()->name(); } + TypeofMode typeof_mode() const { return hydrogen()->typeof_mode(); } +}; + +class LLoadContextSlot final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LLoadContextSlot(LOperand* context) { inputs_[0] = context; } + + LOperand* context() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot, "load-context-slot") + DECLARE_HYDROGEN_ACCESSOR(LoadContextSlot) + + int slot_index() { return hydrogen()->slot_index(); } + + void PrintDataTo(StringStream* stream) override; +}; + +class LStoreContextSlot final : public LTemplateInstruction<0, 2, 0> { + public: + LStoreContextSlot(LOperand* context, LOperand* value) { + inputs_[0] = context; + inputs_[1] = value; + } + + LOperand* context() { return inputs_[0]; } + LOperand* value() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot, "store-context-slot") + DECLARE_HYDROGEN_ACCESSOR(StoreContextSlot) + + int slot_index() { return hydrogen()->slot_index(); } + + void PrintDataTo(StringStream* stream) override; +}; + +class LPushArgument final : public LTemplateInstruction<0, 1, 0> { + public: + explicit LPushArgument(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument") +}; + +class LDrop final : public LTemplateInstruction<0, 0, 0> { + public: + explicit LDrop(int count) : count_(count) {} + + int count() const { return count_; } + + DECLARE_CONCRETE_INSTRUCTION(Drop, "drop") + + private: + int count_; +}; + +class LStoreCodeEntry final : public LTemplateInstruction<0, 2, 0> { + public: + LStoreCodeEntry(LOperand* function, LOperand* code_object) { + inputs_[0] = function; + inputs_[1] = code_object; + } + + LOperand* function() { return inputs_[0]; } + LOperand* code_object() { return inputs_[1]; } + + void PrintDataTo(StringStream* stream) override; + + DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry, "store-code-entry") + DECLARE_HYDROGEN_ACCESSOR(StoreCodeEntry) +}; + +class LInnerAllocatedObject final : public LTemplateInstruction<1, 2, 0> { + public: + LInnerAllocatedObject(LOperand* base_object, LOperand* offset) { + inputs_[0] = base_object; + inputs_[1] = offset; + } + + LOperand* base_object() const { return inputs_[0]; } + LOperand* offset() const { return inputs_[1]; } + + void PrintDataTo(StringStream* stream) override; + + DECLARE_CONCRETE_INSTRUCTION(InnerAllocatedObject, "inner-allocated-object") +}; + +class LThisFunction final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function") + DECLARE_HYDROGEN_ACCESSOR(ThisFunction) +}; + +class LContext final : public LTemplateInstruction<1, 0, 0> { + public: + DECLARE_CONCRETE_INSTRUCTION(Context, "context") + DECLARE_HYDROGEN_ACCESSOR(Context) +}; + +class LDeclareGlobals final : public LTemplateInstruction<0, 1, 0> { + public: + explicit LDeclareGlobals(LOperand* context) { inputs_[0] = context; } + + LOperand* context() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(DeclareGlobals, "declare-globals") + DECLARE_HYDROGEN_ACCESSOR(DeclareGlobals) +}; + +class LCallWithDescriptor final : public LTemplateResultInstruction<1> { + public: + LCallWithDescriptor(CallInterfaceDescriptor descriptor, + const ZoneList<LOperand*>& operands, Zone* zone) + : descriptor_(descriptor), + inputs_(descriptor.GetRegisterParameterCount() + + kImplicitRegisterParameterCount, + zone) { + DCHECK(descriptor.GetRegisterParameterCount() + + kImplicitRegisterParameterCount == + operands.length()); + inputs_.AddAll(operands, zone); + } + + LOperand* target() const { return inputs_[0]; } + + const CallInterfaceDescriptor descriptor() { return descriptor_; } + + DECLARE_HYDROGEN_ACCESSOR(CallWithDescriptor) + + // The target and context are passed as implicit parameters that are not + // explicitly listed in the descriptor. + static const int kImplicitRegisterParameterCount = 2; + + private: + DECLARE_CONCRETE_INSTRUCTION(CallWithDescriptor, "call-with-descriptor") + + void PrintDataTo(StringStream* stream) override; + + int arity() const { return hydrogen()->argument_count() - 1; } + + CallInterfaceDescriptor descriptor_; + ZoneList<LOperand*> inputs_; + + // Iterator support. + int InputCount() final { return inputs_.length(); } + LOperand* InputAt(int i) final { return inputs_[i]; } + + int TempCount() final { return 0; } + LOperand* TempAt(int i) final { return NULL; } +}; + +class LInvokeFunction final : public LTemplateInstruction<1, 2, 0> { + public: + LInvokeFunction(LOperand* context, LOperand* function) { + inputs_[0] = context; + inputs_[1] = function; + } + + LOperand* context() { return inputs_[0]; } + LOperand* function() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function") + DECLARE_HYDROGEN_ACCESSOR(InvokeFunction) + + void PrintDataTo(StringStream* stream) override; + + int arity() const { return hydrogen()->argument_count() - 1; } +}; + +class LCallNewArray final : public LTemplateInstruction<1, 2, 0> { + public: + LCallNewArray(LOperand* context, LOperand* constructor) { + inputs_[0] = context; + inputs_[1] = constructor; + } + + LOperand* context() { return inputs_[0]; } + LOperand* constructor() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(CallNewArray, "call-new-array") + DECLARE_HYDROGEN_ACCESSOR(CallNewArray) + + void PrintDataTo(StringStream* stream) override; + + int arity() const { return hydrogen()->argument_count() - 1; } +}; + +class LCallRuntime final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LCallRuntime(LOperand* context) { inputs_[0] = context; } + + LOperand* context() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime") + DECLARE_HYDROGEN_ACCESSOR(CallRuntime) + + bool ClobbersDoubleRegisters(Isolate* isolate) const override { + return save_doubles() == kDontSaveFPRegs; + } + + const Runtime::Function* function() const { return hydrogen()->function(); } + int arity() const { return hydrogen()->argument_count(); } + SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); } +}; + +class LInteger32ToDouble final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LInteger32ToDouble(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double") +}; + +class LUint32ToDouble final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LUint32ToDouble(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(Uint32ToDouble, "uint32-to-double") +}; + +class LNumberTagI final : public LTemplateInstruction<1, 1, 2> { + public: + LNumberTagI(LOperand* value, LOperand* temp1, LOperand* temp2) { + inputs_[0] = value; + temps_[0] = temp1; + temps_[1] = temp2; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp1() { return temps_[0]; } + LOperand* temp2() { return temps_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(NumberTagI, "number-tag-i") +}; + +class LNumberTagU final : public LTemplateInstruction<1, 1, 2> { + public: + LNumberTagU(LOperand* value, LOperand* temp1, LOperand* temp2) { + inputs_[0] = value; + temps_[0] = temp1; + temps_[1] = temp2; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp1() { return temps_[0]; } + LOperand* temp2() { return temps_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(NumberTagU, "number-tag-u") +}; + +class LNumberTagD final : public LTemplateInstruction<1, 1, 2> { + public: + LNumberTagD(LOperand* value, LOperand* temp, LOperand* temp2) { + inputs_[0] = value; + temps_[0] = temp; + temps_[1] = temp2; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + LOperand* temp2() { return temps_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d") + DECLARE_HYDROGEN_ACCESSOR(Change) +}; + +class LDoubleToSmi final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LDoubleToSmi(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(DoubleToSmi, "double-to-smi") + DECLARE_HYDROGEN_ACCESSOR(UnaryOperation) + + bool truncating() { return hydrogen()->CanTruncateToInt32(); } +}; + +// Sometimes truncating conversion from a tagged value to an int32. +class LDoubleToI final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LDoubleToI(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(DoubleToI, "double-to-i") + DECLARE_HYDROGEN_ACCESSOR(UnaryOperation) + + bool truncating() { return hydrogen()->CanTruncateToInt32(); } +}; + +// Truncating conversion from a tagged value to an int32. +class LTaggedToI final : public LTemplateInstruction<1, 1, 2> { + public: + LTaggedToI(LOperand* value, LOperand* temp, LOperand* temp2) { + inputs_[0] = value; + temps_[0] = temp; + temps_[1] = temp2; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + LOperand* temp2() { return temps_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(TaggedToI, "tagged-to-i") + DECLARE_HYDROGEN_ACCESSOR(Change) + + bool truncating() { return hydrogen()->CanTruncateToInt32(); } +}; + +class LSmiTag final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LSmiTag(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag") + DECLARE_HYDROGEN_ACCESSOR(Change) +}; + +class LNumberUntagD final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LNumberUntagD(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag") + DECLARE_HYDROGEN_ACCESSOR(Change) +}; + +class LSmiUntag final : public LTemplateInstruction<1, 1, 0> { + public: + LSmiUntag(LOperand* value, bool needs_check) : needs_check_(needs_check) { + inputs_[0] = value; + } + + LOperand* value() { return inputs_[0]; } + bool needs_check() const { return needs_check_; } + + DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag") + + private: + bool needs_check_; +}; + +class LStoreNamedField final : public LTemplateInstruction<0, 2, 1> { + public: + LStoreNamedField(LOperand* object, LOperand* value, LOperand* temp) { + inputs_[0] = object; + inputs_[1] = value; + temps_[0] = temp; + } + + LOperand* object() { return inputs_[0]; } + LOperand* value() { return inputs_[1]; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field") + DECLARE_HYDROGEN_ACCESSOR(StoreNamedField) + + void PrintDataTo(StringStream* stream) override; + + Representation representation() const { + return hydrogen()->field_representation(); + } +}; + +class LStoreNamedGeneric final : public LTemplateInstruction<0, 3, 2> { + public: + LStoreNamedGeneric(LOperand* context, LOperand* object, LOperand* value, + LOperand* slot, LOperand* vector) { + inputs_[0] = context; + inputs_[1] = object; + inputs_[2] = value; + temps_[0] = slot; + temps_[1] = vector; + } + + LOperand* context() { return inputs_[0]; } + LOperand* object() { return inputs_[1]; } + LOperand* value() { return inputs_[2]; } + LOperand* temp_slot() { return temps_[0]; } + LOperand* temp_vector() { return temps_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic") + DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric) + + void PrintDataTo(StringStream* stream) override; + + Handle<Object> name() const { return hydrogen()->name(); } + LanguageMode language_mode() { return hydrogen()->language_mode(); } +}; + +class LStoreKeyed final : public LTemplateInstruction<0, 4, 0> { + public: + LStoreKeyed(LOperand* object, LOperand* key, LOperand* value, + LOperand* backing_store_owner) { + inputs_[0] = object; + inputs_[1] = key; + inputs_[2] = value; + inputs_[3] = backing_store_owner; + } + + bool is_fixed_typed_array() const { + return hydrogen()->is_fixed_typed_array(); + } + LOperand* elements() { return inputs_[0]; } + LOperand* key() { return inputs_[1]; } + LOperand* value() { return inputs_[2]; } + LOperand* backing_store_owner() { return inputs_[3]; } + ElementsKind elements_kind() const { return hydrogen()->elements_kind(); } + + DECLARE_CONCRETE_INSTRUCTION(StoreKeyed, "store-keyed") + DECLARE_HYDROGEN_ACCESSOR(StoreKeyed) + + void PrintDataTo(StringStream* stream) override; + bool NeedsCanonicalization() { + if (hydrogen()->value()->IsAdd() || hydrogen()->value()->IsSub() || + hydrogen()->value()->IsMul() || hydrogen()->value()->IsDiv()) { + return false; + } + return hydrogen()->NeedsCanonicalization(); + } + uint32_t base_offset() const { return hydrogen()->base_offset(); } +}; + +class LStoreKeyedGeneric final : public LTemplateInstruction<0, 4, 2> { + public: + LStoreKeyedGeneric(LOperand* context, LOperand* object, LOperand* key, + LOperand* value, LOperand* slot, LOperand* vector) { + inputs_[0] = context; + inputs_[1] = object; + inputs_[2] = key; + inputs_[3] = value; + temps_[0] = slot; + temps_[1] = vector; + } + + LOperand* context() { return inputs_[0]; } + LOperand* object() { return inputs_[1]; } + LOperand* key() { return inputs_[2]; } + LOperand* value() { return inputs_[3]; } + LOperand* temp_slot() { return temps_[0]; } + LOperand* temp_vector() { return temps_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic") + DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric) + + void PrintDataTo(StringStream* stream) override; + + LanguageMode language_mode() { return hydrogen()->language_mode(); } +}; + +class LTransitionElementsKind final : public LTemplateInstruction<0, 2, 1> { + public: + LTransitionElementsKind(LOperand* object, LOperand* context, + LOperand* new_map_temp) { + inputs_[0] = object; + inputs_[1] = context; + temps_[0] = new_map_temp; + } + + LOperand* context() { return inputs_[1]; } + LOperand* object() { return inputs_[0]; } + LOperand* new_map_temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(TransitionElementsKind, + "transition-elements-kind") + DECLARE_HYDROGEN_ACCESSOR(TransitionElementsKind) + + void PrintDataTo(StringStream* stream) override; + + Handle<Map> original_map() { return hydrogen()->original_map().handle(); } + Handle<Map> transitioned_map() { + return hydrogen()->transitioned_map().handle(); + } + ElementsKind from_kind() { return hydrogen()->from_kind(); } + ElementsKind to_kind() { return hydrogen()->to_kind(); } +}; + +class LTrapAllocationMemento final : public LTemplateInstruction<0, 1, 2> { + public: + LTrapAllocationMemento(LOperand* object, LOperand* temp1, LOperand* temp2) { + inputs_[0] = object; + temps_[0] = temp1; + temps_[1] = temp2; + } + + LOperand* object() { return inputs_[0]; } + LOperand* temp1() { return temps_[0]; } + LOperand* temp2() { return temps_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(TrapAllocationMemento, "trap-allocation-memento") +}; + +class LMaybeGrowElements final : public LTemplateInstruction<1, 5, 0> { + public: + LMaybeGrowElements(LOperand* context, LOperand* object, LOperand* elements, + LOperand* key, LOperand* current_capacity) { + inputs_[0] = context; + inputs_[1] = object; + inputs_[2] = elements; + inputs_[3] = key; + inputs_[4] = current_capacity; + } + + LOperand* context() { return inputs_[0]; } + LOperand* object() { return inputs_[1]; } + LOperand* elements() { return inputs_[2]; } + LOperand* key() { return inputs_[3]; } + LOperand* current_capacity() { return inputs_[4]; } + + DECLARE_HYDROGEN_ACCESSOR(MaybeGrowElements) + DECLARE_CONCRETE_INSTRUCTION(MaybeGrowElements, "maybe-grow-elements") +}; + +class LStringAdd final : public LTemplateInstruction<1, 3, 0> { + public: + LStringAdd(LOperand* context, LOperand* left, LOperand* right) { + inputs_[0] = context; + inputs_[1] = left; + inputs_[2] = right; + } + + LOperand* context() { return inputs_[0]; } + LOperand* left() { return inputs_[1]; } + LOperand* right() { return inputs_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add") + DECLARE_HYDROGEN_ACCESSOR(StringAdd) +}; + +class LStringCharCodeAt final : public LTemplateInstruction<1, 3, 0> { + public: + LStringCharCodeAt(LOperand* context, LOperand* string, LOperand* index) { + inputs_[0] = context; + inputs_[1] = string; + inputs_[2] = index; + } + + LOperand* context() { return inputs_[0]; } + LOperand* string() { return inputs_[1]; } + LOperand* index() { return inputs_[2]; } + + DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at") + DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt) +}; + +class LStringCharFromCode final : public LTemplateInstruction<1, 2, 0> { + public: + explicit LStringCharFromCode(LOperand* context, LOperand* char_code) { + inputs_[0] = context; + inputs_[1] = char_code; + } + + LOperand* context() { return inputs_[0]; } + LOperand* char_code() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode, "string-char-from-code") + DECLARE_HYDROGEN_ACCESSOR(StringCharFromCode) +}; + +class LCheckValue final : public LTemplateInstruction<0, 1, 0> { + public: + explicit LCheckValue(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CheckValue, "check-value") + DECLARE_HYDROGEN_ACCESSOR(CheckValue) +}; + +class LCheckArrayBufferNotNeutered final + : public LTemplateInstruction<0, 1, 0> { + public: + explicit LCheckArrayBufferNotNeutered(LOperand* view) { inputs_[0] = view; } + + LOperand* view() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CheckArrayBufferNotNeutered, + "check-array-buffer-not-neutered") + DECLARE_HYDROGEN_ACCESSOR(CheckArrayBufferNotNeutered) +}; + +class LCheckInstanceType final : public LTemplateInstruction<0, 1, 0> { + public: + explicit LCheckInstanceType(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type") + DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType) +}; + +class LCheckMaps final : public LTemplateInstruction<0, 1, 1> { + public: + explicit LCheckMaps(LOperand* value = NULL, LOperand* temp = NULL) { + inputs_[0] = value; + temps_[0] = temp; + } + + LOperand* value() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CheckMaps, "check-maps") + DECLARE_HYDROGEN_ACCESSOR(CheckMaps) +}; + +class LCheckSmi final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LCheckSmi(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CheckSmi, "check-smi") +}; + +class LCheckNonSmi final : public LTemplateInstruction<0, 1, 0> { + public: + explicit LCheckNonSmi(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi, "check-non-smi") + DECLARE_HYDROGEN_ACCESSOR(CheckHeapObject) +}; + +class LClampDToUint8 final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LClampDToUint8(LOperand* unclamped) { inputs_[0] = unclamped; } + + LOperand* unclamped() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(ClampDToUint8, "clamp-d-to-uint8") +}; + +class LClampIToUint8 final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LClampIToUint8(LOperand* unclamped) { inputs_[0] = unclamped; } + + LOperand* unclamped() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(ClampIToUint8, "clamp-i-to-uint8") +}; + +class LClampTToUint8 final : public LTemplateInstruction<1, 1, 1> { + public: + LClampTToUint8(LOperand* unclamped, LOperand* temp) { + inputs_[0] = unclamped; + temps_[0] = temp; + } + + LOperand* unclamped() { return inputs_[0]; } + LOperand* temp() { return temps_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(ClampTToUint8, "clamp-t-to-uint8") +}; + +class LDoubleBits final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LDoubleBits(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(DoubleBits, "double-bits") + DECLARE_HYDROGEN_ACCESSOR(DoubleBits) +}; + +class LConstructDouble final : public LTemplateInstruction<1, 2, 0> { + public: + LConstructDouble(LOperand* hi, LOperand* lo) { + inputs_[0] = hi; + inputs_[1] = lo; + } + + LOperand* hi() { return inputs_[0]; } + LOperand* lo() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(ConstructDouble, "construct-double") +}; + +class LAllocate final : public LTemplateInstruction<1, 2, 2> { + public: + LAllocate(LOperand* context, LOperand* size, LOperand* temp1, + LOperand* temp2) { + inputs_[0] = context; + inputs_[1] = size; + temps_[0] = temp1; + temps_[1] = temp2; + } + + LOperand* context() { return inputs_[0]; } + LOperand* size() { return inputs_[1]; } + LOperand* temp1() { return temps_[0]; } + LOperand* temp2() { return temps_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(Allocate, "allocate") + DECLARE_HYDROGEN_ACCESSOR(Allocate) +}; + +class LTypeof final : public LTemplateInstruction<1, 2, 0> { + public: + LTypeof(LOperand* context, LOperand* value) { + inputs_[0] = context; + inputs_[1] = value; + } + + LOperand* context() { return inputs_[0]; } + LOperand* value() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof") +}; + +class LTypeofIsAndBranch final : public LControlInstruction<1, 0> { + public: + explicit LTypeofIsAndBranch(LOperand* value) { inputs_[0] = value; } + + LOperand* value() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch, "typeof-is-and-branch") + DECLARE_HYDROGEN_ACCESSOR(TypeofIsAndBranch) + + Handle<String> type_literal() { return hydrogen()->type_literal(); } + + void PrintDataTo(StringStream* stream) override; +}; + +class LOsrEntry final : public LTemplateInstruction<0, 0, 0> { + public: + LOsrEntry() {} + + bool HasInterestingComment(LCodeGen* gen) const override { return false; } + DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry") +}; + +class LStackCheck final : public LTemplateInstruction<0, 1, 0> { + public: + explicit LStackCheck(LOperand* context) { inputs_[0] = context; } + + LOperand* context() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check") + DECLARE_HYDROGEN_ACCESSOR(StackCheck) + + Label* done_label() { return &done_label_; } + + private: + Label done_label_; +}; + +class LForInPrepareMap final : public LTemplateInstruction<1, 2, 0> { + public: + LForInPrepareMap(LOperand* context, LOperand* object) { + inputs_[0] = context; + inputs_[1] = object; + } + + LOperand* context() { return inputs_[0]; } + LOperand* object() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(ForInPrepareMap, "for-in-prepare-map") +}; + +class LForInCacheArray final : public LTemplateInstruction<1, 1, 0> { + public: + explicit LForInCacheArray(LOperand* map) { inputs_[0] = map; } + + LOperand* map() { return inputs_[0]; } + + DECLARE_CONCRETE_INSTRUCTION(ForInCacheArray, "for-in-cache-array") + + int idx() { return HForInCacheArray::cast(this->hydrogen_value())->idx(); } +}; + +class LCheckMapValue final : public LTemplateInstruction<0, 2, 0> { + public: + LCheckMapValue(LOperand* value, LOperand* map) { + inputs_[0] = value; + inputs_[1] = map; + } + + LOperand* value() { return inputs_[0]; } + LOperand* map() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(CheckMapValue, "check-map-value") +}; + +class LLoadFieldByIndex final : public LTemplateInstruction<1, 2, 0> { + public: + LLoadFieldByIndex(LOperand* object, LOperand* index) { + inputs_[0] = object; + inputs_[1] = index; + } + + LOperand* object() { return inputs_[0]; } + LOperand* index() { return inputs_[1]; } + + DECLARE_CONCRETE_INSTRUCTION(LoadFieldByIndex, "load-field-by-index") +}; + +class LChunkBuilder; +class LPlatformChunk final : public LChunk { + public: + LPlatformChunk(CompilationInfo* info, HGraph* graph) : LChunk(info, graph) {} + + int GetNextSpillIndex(RegisterKind kind); + LOperand* GetNextSpillSlot(RegisterKind kind); +}; + +class LChunkBuilder final : public LChunkBuilderBase { + public: + LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator) + : LChunkBuilderBase(info, graph), + current_instruction_(NULL), + current_block_(NULL), + next_block_(NULL), + allocator_(allocator) {} + + // Build the sequence for the graph. + LPlatformChunk* 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 + + LInstruction* DoMultiplyAdd(HMul* mul, HValue* addend); + LInstruction* DoMultiplySub(HValue* minuend, HMul* mul); + LInstruction* DoRSub(HSub* instr); + + static bool HasMagicNumberForDivisor(int32_t divisor); + + LInstruction* DoMathFloor(HUnaryMathOperation* instr); + LInstruction* DoMathRound(HUnaryMathOperation* instr); + LInstruction* DoMathFround(HUnaryMathOperation* instr); + LInstruction* DoMathAbs(HUnaryMathOperation* instr); + LInstruction* DoMathLog(HUnaryMathOperation* instr); + LInstruction* DoMathExp(HUnaryMathOperation* instr); + LInstruction* DoMathSqrt(HUnaryMathOperation* instr); + LInstruction* DoMathPowHalf(HUnaryMathOperation* instr); + LInstruction* DoMathClz32(HUnaryMathOperation* instr); + LInstruction* DoDivByPowerOf2I(HDiv* instr); + LInstruction* DoDivByConstI(HDiv* instr); + LInstruction* DoDivI(HDiv* instr); + LInstruction* DoModByPowerOf2I(HMod* instr); + LInstruction* DoModByConstI(HMod* instr); + LInstruction* DoModI(HMod* instr); + LInstruction* DoFlooringDivByPowerOf2I(HMathFloorOfDiv* instr); + LInstruction* DoFlooringDivByConstI(HMathFloorOfDiv* instr); + LInstruction* DoFlooringDivI(HMathFloorOfDiv* instr); + + private: + // Methods for getting operands for Use / Define / Temp. + LUnallocated* ToUnallocated(Register reg); + LUnallocated* ToUnallocated(DoubleRegister reg); + + // Methods for setting up define-use relationships. + MUST_USE_RESULT LOperand* Use(HValue* value, LUnallocated* operand); + MUST_USE_RESULT LOperand* UseFixed(HValue* value, Register fixed_register); + MUST_USE_RESULT 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). + MUST_USE_RESULT LOperand* UseRegister(HValue* value); + MUST_USE_RESULT LOperand* UseRegisterAtStart(HValue* value); + + // An input operand in a register that may be trashed. + MUST_USE_RESULT LOperand* UseTempRegister(HValue* value); + + // An input operand in a register or stack slot. + MUST_USE_RESULT LOperand* Use(HValue* value); + MUST_USE_RESULT LOperand* UseAtStart(HValue* value); + + // An input operand in a register, stack slot or a constant operand. + MUST_USE_RESULT LOperand* UseOrConstant(HValue* value); + MUST_USE_RESULT LOperand* UseOrConstantAtStart(HValue* value); + + // An input operand in a register or a constant operand. + MUST_USE_RESULT LOperand* UseRegisterOrConstant(HValue* value); + MUST_USE_RESULT LOperand* UseRegisterOrConstantAtStart(HValue* value); + + // An input operand in a constant operand. + MUST_USE_RESULT LOperand* UseConstant(HValue* value); + + // An input operand in register, stack slot or a constant operand. + // Will not be moved to a register even if one is freely available. + MUST_USE_RESULT LOperand* UseAny(HValue* value) override; + + // Temporary operand that must be in a register. + MUST_USE_RESULT LUnallocated* TempRegister(); + MUST_USE_RESULT LUnallocated* TempDoubleRegister(); + MUST_USE_RESULT LOperand* FixedTemp(Register reg); + MUST_USE_RESULT LOperand* FixedTemp(DoubleRegister reg); + + // Methods for setting up define-use relationships. + // Return the same instruction that they are passed. + LInstruction* Define(LTemplateResultInstruction<1>* instr, + LUnallocated* result); + LInstruction* DefineAsRegister(LTemplateResultInstruction<1>* instr); + LInstruction* DefineAsSpilled(LTemplateResultInstruction<1>* instr, + int index); + LInstruction* DefineSameAsFirst(LTemplateResultInstruction<1>* instr); + LInstruction* DefineFixed(LTemplateResultInstruction<1>* instr, Register reg); + LInstruction* DefineFixedDouble(LTemplateResultInstruction<1>* 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); + + void VisitInstruction(HInstruction* current); + void AddInstruction(LInstruction* instr, HInstruction* current); + + void DoBasicBlock(HBasicBlock* block, HBasicBlock* next_block); + LInstruction* DoShift(Token::Value op, HBitwiseBinaryOperation* instr); + LInstruction* DoArithmeticD(Token::Value op, + HArithmeticBinaryOperation* instr); + LInstruction* DoArithmeticT(Token::Value op, HBinaryOperation* instr); + + HInstruction* current_instruction_; + HBasicBlock* current_block_; + HBasicBlock* next_block_; + LAllocator* allocator_; + + DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); +}; + +#undef DECLARE_HYDROGEN_ACCESSOR +#undef DECLARE_CONCRETE_INSTRUCTION +} // namespace internal +} // namespace v8 + +#endif // V8_CRANKSHAFT_S390_LITHIUM_S390_H_ |