lithium-ppc.h 79.3 KB
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// 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_PPC_LITHIUM_PPC_H_
#define V8_PPC_LITHIUM_PPC_H_

#include "src/hydrogen.h"
#include "src/lithium.h"
#include "src/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(AllocateBlockContext)                    \
  V(ApplyArguments)                          \
  V(ArgumentsElements)                       \
  V(ArgumentsLength)                         \
  V(ArithmeticD)                             \
  V(ArithmeticT)                             \
  V(BitI)                                    \
  V(BoundsCheck)                             \
  V(Branch)                                  \
  V(CallJSFunction)                          \
  V(CallWithDescriptor)                      \
  V(CallFunction)                            \
  V(CallNew)                                 \
  V(CallNewArray)                            \
  V(CallRuntime)                             \
  V(CallStub)                                \
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  V(CheckArrayBufferNotNeutered)             \
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  V(CheckInstanceType)                       \
  V(CheckNonSmi)                             \
  V(CheckMaps)                               \
  V(CheckMapValue)                           \
  V(CheckSmi)                                \
  V(CheckValue)                              \
  V(ClampDToUint8)                           \
  V(ClampIToUint8)                           \
  V(ClampTToUint8)                           \
  V(ClassOfTestAndBranch)                    \
  V(CompareMinusZeroAndBranch)               \
  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(DateField)                               \
  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(FunctionLiteral)                         \
  V(GetCachedArrayIndex)                     \
  V(Goto)                                    \
  V(HasCachedArrayIndexAndBranch)            \
  V(HasInstanceTypeAndBranch)                \
  V(InnerAllocatedObject)                    \
  V(InstanceOf)                              \
  V(InstanceOfKnownGlobal)                   \
  V(InstructionGap)                          \
  V(Integer32ToDouble)                       \
  V(InvokeFunction)                          \
  V(IsConstructCallAndBranch)                \
  V(IsObjectAndBranch)                       \
  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(MapEnumLength)                           \
  V(MathAbs)                                 \
  V(MathClz32)                               \
  V(MathExp)                                 \
  V(MathFloor)                               \
  V(MathFround)                              \
  V(MathLog)                                 \
  V(MathMinMax)                              \
  V(MathPowHalf)                             \
  V(MathRound)                               \
  V(MathSqrt)                                \
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  V(MaybeGrowElements)                       \
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  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(PushArgument)                            \
  V(RegExpLiteral)                           \
  V(Return)                                  \
  V(SeqStringGetChar)                        \
  V(SeqStringSetChar)                        \
  V(ShiftI)                                  \
  V(SmiTag)                                  \
  V(SmiUntag)                                \
  V(StackCheck)                              \
  V(StoreCodeEntry)                          \
  V(StoreContextSlot)                        \
  V(StoreFrameContext)                       \
  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(ToFastProperties)                        \
  V(TransitionElementsKind)                  \
  V(TrapAllocationMemento)                   \
  V(Typeof)                                  \
  V(TypeofIsAndBranch)                       \
  V(Uint32ToDouble)                          \
  V(UnknownOSRValue)                         \
  V(WrapReceiver)


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#define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic)            \
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  Opcode opcode() const final { return LInstruction::k##type; } \
  void CompileToNative(LCodeGen* generator) final;              \
  const char* Mnemonic() const final { return mnemonic; }       \
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  static L##type* cast(LInstruction* instr) {                   \
    DCHECK(instr->Is##type());                                  \
    return reinterpret_cast<L##type*>(instr);                   \
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  }


#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_; }

  virtual void SetDeferredLazyDeoptimizationEnvironment(LEnvironment* env) {}

  void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); }
  bool IsCall() const { return IsCallBits::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> {};

  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);
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  bool HasResult() const final { return R != 0 && result() != NULL; }
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  void set_result(LOperand* operand) { results_[0] = operand; }
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  LOperand* result() const override { return results_[0]; }
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 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.
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  int InputCount() final { return I; }
  LOperand* InputAt(int i) final { return inputs_[i]; }
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  int TempCount() final { return T; }
  LOperand* TempAt(int i) final { return temps_[i]; }
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};


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.
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  bool IsGap() const override { return true; }
  void PrintDataTo(StringStream* stream) override;
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  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_;
};


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class LInstructionGap final : public LGap {
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 public:
  explicit LInstructionGap(HBasicBlock* block) : LGap(block) {}

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  bool HasInterestingComment(LCodeGen* gen) const override {
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    return !IsRedundant();
  }

  DECLARE_CONCRETE_INSTRUCTION(InstructionGap, "gap")
};


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class LGoto final : public LTemplateInstruction<0, 0, 0> {
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 public:
  explicit LGoto(HBasicBlock* block) : block_(block) {}

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  bool HasInterestingComment(LCodeGen* gen) const override;
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  DECLARE_CONCRETE_INSTRUCTION(Goto, "goto")
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  void PrintDataTo(StringStream* stream) override;
  bool IsControl() const override { return true; }
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  int block_id() const { return block_->block_id(); }

 private:
  HBasicBlock* block_;
};


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class LLazyBailout final : public LTemplateInstruction<0, 0, 0> {
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 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_;
};


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class LDummy final : public LTemplateInstruction<1, 0, 0> {
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 public:
  LDummy() {}
  DECLARE_CONCRETE_INSTRUCTION(Dummy, "dummy")
};


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class LDummyUse final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LDummyUse(LOperand* value) { inputs_[0] = value; }
  DECLARE_CONCRETE_INSTRUCTION(DummyUse, "dummy-use")
};


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class LDeoptimize final : public LTemplateInstruction<0, 0, 0> {
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 public:
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  bool IsControl() const override { return true; }
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  DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize")
  DECLARE_HYDROGEN_ACCESSOR(Deoptimize)
};


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class LLabel final : public LGap {
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 public:
  explicit LLabel(HBasicBlock* block) : LGap(block), replacement_(NULL) {}

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  bool HasInterestingComment(LCodeGen* gen) const override { return false; }
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  DECLARE_CONCRETE_INSTRUCTION(Label, "label")

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  void PrintDataTo(StringStream* stream) override;
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  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_;
};


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class LParameter final : public LTemplateInstruction<1, 0, 0> {
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 public:
  virtual bool HasInterestingComment(LCodeGen* gen) const { return false; }
  DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter")
};


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class LCallStub final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LCallStub(LOperand* context) { inputs_[0] = context; }

  LOperand* context() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(CallStub, "call-stub")
  DECLARE_HYDROGEN_ACCESSOR(CallStub)
};


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class LUnknownOSRValue final : public LTemplateInstruction<1, 0, 0> {
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 public:
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  bool HasInterestingComment(LCodeGen* gen) const override { return false; }
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  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) {}

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  bool IsControl() const final { return true; }
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  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_;
};


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class LWrapReceiver final : public LTemplateInstruction<1, 2, 0> {
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 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]; }
};


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class LApplyArguments final : public LTemplateInstruction<1, 4, 0> {
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 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")

  LOperand* function() { return inputs_[0]; }
  LOperand* receiver() { return inputs_[1]; }
  LOperand* length() { return inputs_[2]; }
  LOperand* elements() { return inputs_[3]; }
};


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class LAccessArgumentsAt final : public LTemplateInstruction<1, 3, 0> {
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 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]; }

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  void PrintDataTo(StringStream* stream) override;
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};


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class LArgumentsLength final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LArgumentsLength(LOperand* elements) { inputs_[0] = elements; }

  LOperand* elements() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length")
};


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class LArgumentsElements final : public LTemplateInstruction<1, 0, 0> {
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 public:
  DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements")
  DECLARE_HYDROGEN_ACCESSOR(ArgumentsElements)
};


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class LModByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
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 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_;
};


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class LModByConstI final : public LTemplateInstruction<1, 1, 0> {
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 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_;
};


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class LModI final : public LTemplateInstruction<1, 2, 0> {
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 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)
};


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class LDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
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 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_;
};


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class LDivByConstI final : public LTemplateInstruction<1, 1, 0> {
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 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_;
};


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class LDivI final : public LTemplateInstruction<1, 2, 0> {
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 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)
};


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class LFlooringDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
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 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_;
};


708
class LFlooringDivByConstI final : public LTemplateInstruction<1, 1, 1> {
709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727
 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_;
};


728
class LFlooringDivI final : public LTemplateInstruction<1, 2, 0> {
729 730 731 732 733 734 735 736 737 738 739 740 741 742
 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)
};


743
class LMulI final : public LTemplateInstruction<1, 2, 0> {
744 745 746 747 748 749 750 751 752 753 754 755 756 757 758
 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.
759
class LMultiplyAddD final : public LTemplateInstruction<1, 3, 0> {
760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776
 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.
777
class LMultiplySubD final : public LTemplateInstruction<1, 3, 0> {
778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793
 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")
};


794
class LDebugBreak final : public LTemplateInstruction<0, 0, 0> {
795 796 797 798 799
 public:
  DECLARE_CONCRETE_INSTRUCTION(DebugBreak, "break")
};


800
class LCompareNumericAndBranch final : public LControlInstruction<2, 0> {
801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816
 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(); }

817
  void PrintDataTo(StringStream* stream) override;
818 819 820
};


821
class LMathFloor final : public LTemplateInstruction<1, 1, 0> {
822 823 824 825 826 827 828 829 830 831
 public:
  explicit LMathFloor(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(MathFloor, "math-floor")
  DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
};


832
class LMathRound final : public LTemplateInstruction<1, 1, 1> {
833 834 835 836 837 838 839 840 841 842 843 844 845 846
 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)
};


847
class LMathFround final : public LTemplateInstruction<1, 1, 0> {
848 849 850 851 852 853 854 855 856
 public:
  explicit LMathFround(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(MathFround, "math-fround")
};


857
class LMathAbs final : public LTemplateInstruction<1, 2, 0> {
858 859 860 861 862 863 864 865 866 867 868 869 870 871
 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)
};


872
class LMathLog final : public LTemplateInstruction<1, 1, 0> {
873 874 875 876 877 878 879 880 881
 public:
  explicit LMathLog(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(MathLog, "math-log")
};


882
class LMathClz32 final : public LTemplateInstruction<1, 1, 0> {
883 884 885 886 887 888 889 890 891
 public:
  explicit LMathClz32(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(MathClz32, "math-clz32")
};


892
class LMathExp final : public LTemplateInstruction<1, 1, 3> {
893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911
 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")
};


912
class LMathSqrt final : public LTemplateInstruction<1, 1, 0> {
913 914 915 916 917 918 919 920 921
 public:
  explicit LMathSqrt(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(MathSqrt, "math-sqrt")
};


922
class LMathPowHalf final : public LTemplateInstruction<1, 1, 0> {
923 924 925 926 927 928 929 930 931
 public:
  explicit LMathPowHalf(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(MathPowHalf, "math-pow-half")
};


932
class LCmpObjectEqAndBranch final : public LControlInstruction<2, 0> {
933 934 935 936 937 938 939 940 941 942 943 944 945 946
 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)
};


947
class LCmpHoleAndBranch final : public LControlInstruction<1, 0> {
948 949 950 951 952 953 954 955 956 957
 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)
};


958
class LCompareMinusZeroAndBranch final : public LControlInstruction<1, 1> {
959 960 961 962 963 964 965 966 967 968 969 970 971 972 973
 public:
  LCompareMinusZeroAndBranch(LOperand* value, LOperand* temp) {
    inputs_[0] = value;
    temps_[0] = temp;
  }

  LOperand* value() { return inputs_[0]; }
  LOperand* temp() { return temps_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(CompareMinusZeroAndBranch,
                               "cmp-minus-zero-and-branch")
  DECLARE_HYDROGEN_ACCESSOR(CompareMinusZeroAndBranch)
};


974
class LIsObjectAndBranch final : public LControlInstruction<1, 1> {
975 976 977 978 979 980 981 982 983 984 985 986
 public:
  LIsObjectAndBranch(LOperand* value, LOperand* temp) {
    inputs_[0] = value;
    temps_[0] = temp;
  }

  LOperand* value() { return inputs_[0]; }
  LOperand* temp() { return temps_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(IsObjectAndBranch, "is-object-and-branch")
  DECLARE_HYDROGEN_ACCESSOR(IsObjectAndBranch)

987
  void PrintDataTo(StringStream* stream) override;
988 989 990
};


991
class LIsStringAndBranch final : public LControlInstruction<1, 1> {
992 993 994 995 996 997 998 999 1000 1001 1002 1003
 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)

1004
  void PrintDataTo(StringStream* stream) override;
1005 1006 1007
};


1008
class LIsSmiAndBranch final : public LControlInstruction<1, 0> {
1009 1010 1011 1012 1013 1014 1015 1016
 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)

1017
  void PrintDataTo(StringStream* stream) override;
1018 1019 1020
};


1021
class LIsUndetectableAndBranch final : public LControlInstruction<1, 1> {
1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034
 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)

1035
  void PrintDataTo(StringStream* stream) override;
1036 1037 1038
};


1039
class LStringCompareAndBranch final : public LControlInstruction<3, 0> {
1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056
 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(); }

1057
  void PrintDataTo(StringStream* stream) override;
1058 1059 1060
};


1061
class LHasInstanceTypeAndBranch final : public LControlInstruction<1, 0> {
1062 1063 1064 1065 1066 1067 1068 1069 1070
 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)

1071
  void PrintDataTo(StringStream* stream) override;
1072 1073 1074
};


1075
class LGetCachedArrayIndex final : public LTemplateInstruction<1, 1, 0> {
1076 1077 1078 1079 1080 1081 1082 1083 1084 1085
 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)
};


1086
class LHasCachedArrayIndexAndBranch final : public LControlInstruction<1, 0> {
1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097
 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)

1098
  void PrintDataTo(StringStream* stream) override;
1099 1100 1101
};


1102
class LClassOfTestAndBranch final : public LControlInstruction<1, 1> {
1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114
 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)

1115
  void PrintDataTo(StringStream* stream) override;
1116 1117 1118
};


1119
class LCmpT final : public LTemplateInstruction<1, 3, 0> {
1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133
 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)

1134
  Strength strength() { return hydrogen()->strength(); }
1135

1136 1137 1138 1139
  Token::Value op() const { return hydrogen()->token(); }
};


1140
class LInstanceOf final : public LTemplateInstruction<1, 3, 0> {
1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155
 public:
  LInstanceOf(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(InstanceOf, "instance-of")
};


1156
class LInstanceOfKnownGlobal final : public LTemplateInstruction<1, 2, 1> {
1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176
 public:
  LInstanceOfKnownGlobal(LOperand* context, LOperand* value, LOperand* temp) {
    inputs_[0] = context;
    inputs_[1] = value;
    temps_[0] = temp;
  }

  LOperand* context() { return inputs_[0]; }
  LOperand* value() { return inputs_[1]; }
  LOperand* temp() { return temps_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal,
                               "instance-of-known-global")
  DECLARE_HYDROGEN_ACCESSOR(InstanceOfKnownGlobal)

  Handle<JSFunction> function() const { return hydrogen()->function(); }
  LEnvironment* GetDeferredLazyDeoptimizationEnvironment() {
    return lazy_deopt_env_;
  }
  virtual void SetDeferredLazyDeoptimizationEnvironment(
1177
      LEnvironment* env) override {
1178 1179 1180 1181 1182 1183 1184 1185
    lazy_deopt_env_ = env;
  }

 private:
  LEnvironment* lazy_deopt_env_;
};


1186
class LBoundsCheck final : public LTemplateInstruction<0, 2, 0> {
1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200
 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)
};


1201
class LBitI final : public LTemplateInstruction<1, 2, 0> {
1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217
 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)
};


1218
class LShiftI final : public LTemplateInstruction<1, 2, 0> {
1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238
 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_;
};


1239
class LSubI final : public LTemplateInstruction<1, 2, 0> {
1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253
 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)
};


1254
class LRSubI final : public LTemplateInstruction<1, 2, 0> {
1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268
 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)
};


1269
class LConstantI final : public LTemplateInstruction<1, 0, 0> {
1270 1271 1272 1273 1274 1275 1276 1277
 public:
  DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i")
  DECLARE_HYDROGEN_ACCESSOR(Constant)

  int32_t value() const { return hydrogen()->Integer32Value(); }
};


1278
class LConstantS final : public LTemplateInstruction<1, 0, 0> {
1279 1280 1281 1282 1283 1284 1285 1286
 public:
  DECLARE_CONCRETE_INSTRUCTION(ConstantS, "constant-s")
  DECLARE_HYDROGEN_ACCESSOR(Constant)

  Smi* value() const { return Smi::FromInt(hydrogen()->Integer32Value()); }
};


1287
class LConstantD final : public LTemplateInstruction<1, 0, 0> {
1288 1289 1290 1291 1292
 public:
  DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d")
  DECLARE_HYDROGEN_ACCESSOR(Constant)

  double value() const { return hydrogen()->DoubleValue(); }
1293
  uint64_t bits() const { return hydrogen()->DoubleValueAsBits(); }
1294 1295 1296
};


1297
class LConstantE final : public LTemplateInstruction<1, 0, 0> {
1298 1299 1300 1301 1302 1303 1304 1305 1306 1307
 public:
  DECLARE_CONCRETE_INSTRUCTION(ConstantE, "constant-e")
  DECLARE_HYDROGEN_ACCESSOR(Constant)

  ExternalReference value() const {
    return hydrogen()->ExternalReferenceValue();
  }
};


1308
class LConstantT final : public LTemplateInstruction<1, 0, 0> {
1309 1310 1311 1312 1313 1314 1315 1316 1317 1318
 public:
  DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t")
  DECLARE_HYDROGEN_ACCESSOR(Constant)

  Handle<Object> value(Isolate* isolate) const {
    return hydrogen()->handle(isolate);
  }
};


1319
class LBranch final : public LControlInstruction<1, 0> {
1320 1321 1322 1323 1324 1325 1326 1327
 public:
  explicit LBranch(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(Branch, "branch")
  DECLARE_HYDROGEN_ACCESSOR(Branch)

1328
  void PrintDataTo(StringStream* stream) override;
1329 1330 1331
};


1332
class LCmpMapAndBranch final : public LControlInstruction<1, 1> {
1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348
 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(); }
};


1349
class LMapEnumLength final : public LTemplateInstruction<1, 1, 0> {
1350 1351 1352 1353 1354 1355 1356 1357 1358
 public:
  explicit LMapEnumLength(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(MapEnumLength, "map-enum-length")
};


1359
class LDateField final : public LTemplateInstruction<1, 1, 1> {
1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377
 public:
  LDateField(LOperand* date, LOperand* temp, Smi* index) : index_(index) {
    inputs_[0] = date;
    temps_[0] = temp;
  }

  LOperand* date() { return inputs_[0]; }
  LOperand* temp() { return temps_[0]; }
  Smi* index() const { return index_; }

  DECLARE_CONCRETE_INSTRUCTION(DateField, "date-field")
  DECLARE_HYDROGEN_ACCESSOR(DateField)

 private:
  Smi* index_;
};


1378
class LSeqStringGetChar final : public LTemplateInstruction<1, 2, 0> {
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 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)
};


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class LSeqStringSetChar final : public LTemplateInstruction<1, 4, 0> {
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 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)
};


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class LAddI final : public LTemplateInstruction<1, 2, 0> {
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 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)
};


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class LMathMinMax final : public LTemplateInstruction<1, 2, 0> {
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 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)
};


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class LPower final : public LTemplateInstruction<1, 2, 0> {
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 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)
};


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class LArithmeticD final : public LTemplateInstruction<1, 2, 0> {
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 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]; }

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  Opcode opcode() const override { return LInstruction::kArithmeticD; }
  void CompileToNative(LCodeGen* generator) override;
  const char* Mnemonic() const override;
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 private:
  Token::Value op_;
};


1477
class LArithmeticT final : public LTemplateInstruction<1, 3, 0> {
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 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_; }

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  Opcode opcode() const override { return LInstruction::kArithmeticT; }
  void CompileToNative(LCodeGen* generator) override;
  const char* Mnemonic() const override;
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  DECLARE_HYDROGEN_ACCESSOR(BinaryOperation)

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  Strength strength() { return hydrogen()->strength(); }
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 private:
  Token::Value op_;
};


1505
class LReturn final : public LTemplateInstruction<0, 3, 0> {
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 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")
};


1528
class LLoadNamedField final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LLoadNamedField(LOperand* object) { inputs_[0] = object; }

  LOperand* object() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field")
  DECLARE_HYDROGEN_ACCESSOR(LoadNamedField)
};


1539
class LLoadNamedGeneric final : public LTemplateInstruction<1, 2, 1> {
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 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(); }
};


1558
class LLoadFunctionPrototype final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LLoadFunctionPrototype(LOperand* function) { inputs_[0] = function; }

  LOperand* function() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype")
  DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype)
};


1569
class LLoadRoot final : public LTemplateInstruction<1, 0, 0> {
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 public:
  DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root")
  DECLARE_HYDROGEN_ACCESSOR(LoadRoot)

  Heap::RootListIndex index() const { return hydrogen()->index(); }
};


1578
class LLoadKeyed final : public LTemplateInstruction<1, 2, 0> {
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 public:
  LLoadKeyed(LOperand* elements, LOperand* key) {
    inputs_[0] = elements;
    inputs_[1] = key;
  }

  LOperand* elements() { return inputs_[0]; }
  LOperand* key() { return inputs_[1]; }
  ElementsKind elements_kind() const { return hydrogen()->elements_kind(); }
  bool is_external() const { return hydrogen()->is_external(); }
  bool is_fixed_typed_array() const {
    return hydrogen()->is_fixed_typed_array();
  }
  bool is_typed_elements() const {
    return is_external() || is_fixed_typed_array();
  }

  DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed")
  DECLARE_HYDROGEN_ACCESSOR(LoadKeyed)

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  void PrintDataTo(StringStream* stream) override;
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  uint32_t base_offset() const { return hydrogen()->base_offset(); }
};


1604
class LLoadKeyedGeneric final : public LTemplateInstruction<1, 3, 1> {
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 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)
};


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class LLoadGlobalGeneric final : public LTemplateInstruction<1, 2, 1> {
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 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(); }
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  TypeofMode typeof_mode() const { return hydrogen()->typeof_mode(); }
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};


1645
class LLoadContextSlot final : public LTemplateInstruction<1, 1, 0> {
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 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(); }

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  void PrintDataTo(StringStream* stream) override;
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};


1660
class LStoreContextSlot final : public LTemplateInstruction<0, 2, 0> {
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 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(); }

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  void PrintDataTo(StringStream* stream) override;
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};


1679
class LPushArgument final : public LTemplateInstruction<0, 1, 0> {
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 public:
  explicit LPushArgument(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument")
};


1689
class LDrop final : public LTemplateInstruction<0, 0, 0> {
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 public:
  explicit LDrop(int count) : count_(count) {}

  int count() const { return count_; }

  DECLARE_CONCRETE_INSTRUCTION(Drop, "drop")

 private:
  int count_;
};


1702
class LStoreCodeEntry final : public LTemplateInstruction<0, 2, 0> {
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 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]; }

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  void PrintDataTo(StringStream* stream) override;
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  DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry, "store-code-entry")
  DECLARE_HYDROGEN_ACCESSOR(StoreCodeEntry)
};


1719
class LInnerAllocatedObject final : public LTemplateInstruction<1, 2, 0> {
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 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]; }

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  void PrintDataTo(StringStream* stream) override;
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  DECLARE_CONCRETE_INSTRUCTION(InnerAllocatedObject, "inner-allocated-object")
};


1735
class LThisFunction final : public LTemplateInstruction<1, 0, 0> {
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 public:
  DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function")
  DECLARE_HYDROGEN_ACCESSOR(ThisFunction)
};


1742
class LContext final : public LTemplateInstruction<1, 0, 0> {
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 public:
  DECLARE_CONCRETE_INSTRUCTION(Context, "context")
  DECLARE_HYDROGEN_ACCESSOR(Context)
};


1749
class LDeclareGlobals final : public LTemplateInstruction<0, 1, 0> {
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 public:
  explicit LDeclareGlobals(LOperand* context) { inputs_[0] = context; }

  LOperand* context() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(DeclareGlobals, "declare-globals")
  DECLARE_HYDROGEN_ACCESSOR(DeclareGlobals)
};


1760
class LCallJSFunction final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LCallJSFunction(LOperand* function) { inputs_[0] = function; }

  LOperand* function() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(CallJSFunction, "call-js-function")
  DECLARE_HYDROGEN_ACCESSOR(CallJSFunction)

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  void PrintDataTo(StringStream* stream) override;
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  int arity() const { return hydrogen()->argument_count() - 1; }
};


1775
class LCallWithDescriptor final : public LTemplateResultInstruction<1> {
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 public:
  LCallWithDescriptor(CallInterfaceDescriptor descriptor,
                      const ZoneList<LOperand*>& operands, Zone* zone)
      : descriptor_(descriptor),
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        inputs_(descriptor.GetRegisterParameterCount() +
                    kImplicitRegisterParameterCount,
                zone) {
    DCHECK(descriptor.GetRegisterParameterCount() +
               kImplicitRegisterParameterCount ==
           operands.length());
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    inputs_.AddAll(operands, zone);
  }

  LOperand* target() const { return inputs_[0]; }

  const CallInterfaceDescriptor descriptor() { return descriptor_; }

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  DECLARE_HYDROGEN_ACCESSOR(CallWithDescriptor)

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  // The target and context are passed as implicit parameters that are not
  // explicitly listed in the descriptor.
  static const int kImplicitRegisterParameterCount = 2;

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 private:
  DECLARE_CONCRETE_INSTRUCTION(CallWithDescriptor, "call-with-descriptor")

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  void PrintDataTo(StringStream* stream) override;
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  int arity() const { return hydrogen()->argument_count() - 1; }

  CallInterfaceDescriptor descriptor_;
  ZoneList<LOperand*> inputs_;

  // Iterator support.
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  int InputCount() final { return inputs_.length(); }
  LOperand* InputAt(int i) final { return inputs_[i]; }
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  int TempCount() final { return 0; }
  LOperand* TempAt(int i) final { return NULL; }
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};


1818
class LInvokeFunction final : public LTemplateInstruction<1, 2, 0> {
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 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)

1831
  void PrintDataTo(StringStream* stream) override;
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  int arity() const { return hydrogen()->argument_count() - 1; }
};


1837
class LCallFunction final : public LTemplateInstruction<1, 2, 2> {
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 public:
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  LCallFunction(LOperand* context, LOperand* function, LOperand* slot,
                LOperand* vector) {
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    inputs_[0] = context;
    inputs_[1] = function;
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    temps_[0] = slot;
    temps_[1] = vector;
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  }

  LOperand* context() { return inputs_[0]; }
  LOperand* function() { return inputs_[1]; }
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  LOperand* temp_slot() { return temps_[0]; }
  LOperand* temp_vector() { return temps_[1]; }
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  DECLARE_CONCRETE_INSTRUCTION(CallFunction, "call-function")
  DECLARE_HYDROGEN_ACCESSOR(CallFunction)

  int arity() const { return hydrogen()->argument_count() - 1; }
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  void PrintDataTo(StringStream* stream) override;
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};


1860
class LCallNew final : public LTemplateInstruction<1, 2, 0> {
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 public:
  LCallNew(LOperand* context, LOperand* constructor) {
    inputs_[0] = context;
    inputs_[1] = constructor;
  }

  LOperand* context() { return inputs_[0]; }
  LOperand* constructor() { return inputs_[1]; }

  DECLARE_CONCRETE_INSTRUCTION(CallNew, "call-new")
  DECLARE_HYDROGEN_ACCESSOR(CallNew)

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  void PrintDataTo(StringStream* stream) override;
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  int arity() const { return hydrogen()->argument_count() - 1; }
};


1879
class LCallNewArray final : public LTemplateInstruction<1, 2, 0> {
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 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)

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  void PrintDataTo(StringStream* stream) override;
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  int arity() const { return hydrogen()->argument_count() - 1; }
};


1898
class LCallRuntime final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LCallRuntime(LOperand* context) { inputs_[0] = context; }

  LOperand* context() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime")
  DECLARE_HYDROGEN_ACCESSOR(CallRuntime)

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  bool ClobbersDoubleRegisters(Isolate* isolate) const override {
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    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(); }
};


1917
class LInteger32ToDouble final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LInteger32ToDouble(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double")
};


1927
class LUint32ToDouble final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LUint32ToDouble(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(Uint32ToDouble, "uint32-to-double")
};


1937
class LNumberTagI final : public LTemplateInstruction<1, 1, 2> {
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 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")
};


1953
class LNumberTagU final : public LTemplateInstruction<1, 1, 2> {
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 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")
};


1969
class LNumberTagD final : public LTemplateInstruction<1, 1, 2> {
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 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)
};


1986
class LDoubleToSmi final : public LTemplateInstruction<1, 1, 0> {
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 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.
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class LDoubleToI final : public LTemplateInstruction<1, 1, 0> {
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 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.
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class LTaggedToI final : public LTemplateInstruction<1, 1, 2> {
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 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(); }
};


2033
class LSmiTag final : public LTemplateInstruction<1, 1, 0> {
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 public:
  explicit LSmiTag(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag")
  DECLARE_HYDROGEN_ACCESSOR(Change)
};


2044
class LNumberUntagD final : public LTemplateInstruction<1, 1, 0> {
2045 2046 2047 2048 2049 2050 2051 2052 2053 2054
 public:
  explicit LNumberUntagD(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag")
  DECLARE_HYDROGEN_ACCESSOR(Change)
};


2055
class LSmiUntag final : public LTemplateInstruction<1, 1, 0> {
2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070
 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_;
};


2071
class LStoreNamedField final : public LTemplateInstruction<0, 2, 1> {
2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085
 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)

2086
  void PrintDataTo(StringStream* stream) override;
2087 2088 2089 2090 2091 2092 2093

  Representation representation() const {
    return hydrogen()->field_representation();
  }
};


2094
class LStoreNamedGeneric final : public LTemplateInstruction<0, 3, 2> {
2095
 public:
2096 2097
  LStoreNamedGeneric(LOperand* context, LOperand* object, LOperand* value,
                     LOperand* slot, LOperand* vector) {
2098 2099 2100
    inputs_[0] = context;
    inputs_[1] = object;
    inputs_[2] = value;
2101 2102
    temps_[0] = slot;
    temps_[1] = vector;
2103 2104 2105 2106 2107
  }

  LOperand* context() { return inputs_[0]; }
  LOperand* object() { return inputs_[1]; }
  LOperand* value() { return inputs_[2]; }
2108 2109
  LOperand* temp_slot() { return temps_[0]; }
  LOperand* temp_vector() { return temps_[1]; }
2110 2111 2112 2113

  DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic")
  DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric)

2114
  void PrintDataTo(StringStream* stream) override;
2115 2116

  Handle<Object> name() const { return hydrogen()->name(); }
2117
  LanguageMode language_mode() { return hydrogen()->language_mode(); }
2118 2119 2120
};


2121
class LStoreKeyed final : public LTemplateInstruction<0, 3, 0> {
2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143
 public:
  LStoreKeyed(LOperand* object, LOperand* key, LOperand* value) {
    inputs_[0] = object;
    inputs_[1] = key;
    inputs_[2] = value;
  }

  bool is_external() const { return hydrogen()->is_external(); }
  bool is_fixed_typed_array() const {
    return hydrogen()->is_fixed_typed_array();
  }
  bool is_typed_elements() const {
    return is_external() || is_fixed_typed_array();
  }
  LOperand* elements() { return inputs_[0]; }
  LOperand* key() { return inputs_[1]; }
  LOperand* value() { return inputs_[2]; }
  ElementsKind elements_kind() const { return hydrogen()->elements_kind(); }

  DECLARE_CONCRETE_INSTRUCTION(StoreKeyed, "store-keyed")
  DECLARE_HYDROGEN_ACCESSOR(StoreKeyed)

2144
  void PrintDataTo(StringStream* stream) override;
2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155
  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(); }
};


2156
class LStoreKeyedGeneric final : public LTemplateInstruction<0, 4, 2> {
2157
 public:
2158 2159
  LStoreKeyedGeneric(LOperand* context, LOperand* object, LOperand* key,
                     LOperand* value, LOperand* slot, LOperand* vector) {
2160
    inputs_[0] = context;
2161
    inputs_[1] = object;
2162 2163
    inputs_[2] = key;
    inputs_[3] = value;
2164 2165
    temps_[0] = slot;
    temps_[1] = vector;
2166 2167 2168 2169 2170 2171
  }

  LOperand* context() { return inputs_[0]; }
  LOperand* object() { return inputs_[1]; }
  LOperand* key() { return inputs_[2]; }
  LOperand* value() { return inputs_[3]; }
2172 2173
  LOperand* temp_slot() { return temps_[0]; }
  LOperand* temp_vector() { return temps_[1]; }
2174 2175 2176 2177

  DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic")
  DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric)

2178
  void PrintDataTo(StringStream* stream) override;
2179

2180
  LanguageMode language_mode() { return hydrogen()->language_mode(); }
2181 2182 2183
};


2184
class LTransitionElementsKind final : public LTemplateInstruction<0, 2, 1> {
2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200
 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)

2201
  void PrintDataTo(StringStream* stream) override;
2202 2203 2204 2205 2206 2207 2208 2209 2210 2211

  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(); }
};


2212
class LTrapAllocationMemento final : public LTemplateInstruction<0, 1, 1> {
2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225
 public:
  LTrapAllocationMemento(LOperand* object, LOperand* temp) {
    inputs_[0] = object;
    temps_[0] = temp;
  }

  LOperand* object() { return inputs_[0]; }
  LOperand* temp() { return temps_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(TrapAllocationMemento, "trap-allocation-memento")
};


2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247
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")
};


2248
class LStringAdd final : public LTemplateInstruction<1, 3, 0> {
2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264
 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)
};


2265
class LStringCharCodeAt final : public LTemplateInstruction<1, 3, 0> {
2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281
 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)
};


2282
class LStringCharFromCode final : public LTemplateInstruction<1, 2, 0> {
2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296
 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)
};


2297
class LCheckValue final : public LTemplateInstruction<0, 1, 0> {
2298 2299 2300 2301 2302 2303 2304 2305 2306 2307
 public:
  explicit LCheckValue(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(CheckValue, "check-value")
  DECLARE_HYDROGEN_ACCESSOR(CheckValue)
};


2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320
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)
};


2321
class LCheckInstanceType final : public LTemplateInstruction<0, 1, 0> {
2322 2323 2324 2325 2326 2327 2328 2329 2330 2331
 public:
  explicit LCheckInstanceType(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type")
  DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType)
};


2332
class LCheckMaps final : public LTemplateInstruction<0, 1, 1> {
2333
 public:
2334 2335 2336 2337
  explicit LCheckMaps(LOperand* value = NULL, LOperand* temp = NULL) {
    inputs_[0] = value;
    temps_[0] = temp;
  }
2338 2339

  LOperand* value() { return inputs_[0]; }
2340
  LOperand* temp() { return temps_[0]; }
2341 2342 2343 2344 2345 2346

  DECLARE_CONCRETE_INSTRUCTION(CheckMaps, "check-maps")
  DECLARE_HYDROGEN_ACCESSOR(CheckMaps)
};


2347
class LCheckSmi final : public LTemplateInstruction<1, 1, 0> {
2348 2349 2350 2351 2352 2353 2354 2355 2356
 public:
  explicit LCheckSmi(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(CheckSmi, "check-smi")
};


2357
class LCheckNonSmi final : public LTemplateInstruction<0, 1, 0> {
2358 2359 2360 2361 2362 2363 2364 2365 2366 2367
 public:
  explicit LCheckNonSmi(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi, "check-non-smi")
  DECLARE_HYDROGEN_ACCESSOR(CheckHeapObject)
};


2368
class LClampDToUint8 final : public LTemplateInstruction<1, 1, 0> {
2369 2370 2371 2372 2373 2374 2375 2376 2377
 public:
  explicit LClampDToUint8(LOperand* unclamped) { inputs_[0] = unclamped; }

  LOperand* unclamped() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(ClampDToUint8, "clamp-d-to-uint8")
};


2378
class LClampIToUint8 final : public LTemplateInstruction<1, 1, 0> {
2379 2380 2381 2382 2383 2384 2385 2386 2387
 public:
  explicit LClampIToUint8(LOperand* unclamped) { inputs_[0] = unclamped; }

  LOperand* unclamped() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(ClampIToUint8, "clamp-i-to-uint8")
};


2388
class LClampTToUint8 final : public LTemplateInstruction<1, 1, 1> {
2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401
 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")
};


2402
class LDoubleBits final : public LTemplateInstruction<1, 1, 0> {
2403 2404 2405 2406 2407 2408 2409 2410 2411 2412
 public:
  explicit LDoubleBits(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(DoubleBits, "double-bits")
  DECLARE_HYDROGEN_ACCESSOR(DoubleBits)
};


2413
class LConstructDouble final : public LTemplateInstruction<1, 2, 0> {
2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426
 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")
};


2427
class LAllocate final : public LTemplateInstruction<1, 2, 2> {
2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446
 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)
};


2447
class LRegExpLiteral final : public LTemplateInstruction<1, 1, 0> {
2448 2449 2450 2451 2452 2453 2454 2455 2456 2457
 public:
  explicit LRegExpLiteral(LOperand* context) { inputs_[0] = context; }

  LOperand* context() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral, "regexp-literal")
  DECLARE_HYDROGEN_ACCESSOR(RegExpLiteral)
};


2458
class LFunctionLiteral final : public LTemplateInstruction<1, 1, 0> {
2459 2460 2461 2462 2463 2464 2465 2466 2467 2468
 public:
  explicit LFunctionLiteral(LOperand* context) { inputs_[0] = context; }

  LOperand* context() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral, "function-literal")
  DECLARE_HYDROGEN_ACCESSOR(FunctionLiteral)
};


2469
class LToFastProperties final : public LTemplateInstruction<1, 1, 0> {
2470 2471 2472 2473 2474 2475 2476 2477 2478 2479
 public:
  explicit LToFastProperties(LOperand* value) { inputs_[0] = value; }

  LOperand* value() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(ToFastProperties, "to-fast-properties")
  DECLARE_HYDROGEN_ACCESSOR(ToFastProperties)
};


2480
class LTypeof final : public LTemplateInstruction<1, 2, 0> {
2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493
 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")
};


2494
class LTypeofIsAndBranch final : public LControlInstruction<1, 0> {
2495 2496 2497 2498 2499 2500 2501 2502 2503 2504
 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(); }

2505
  void PrintDataTo(StringStream* stream) override;
2506 2507 2508
};


2509
class LIsConstructCallAndBranch final : public LControlInstruction<0, 1> {
2510 2511 2512 2513 2514 2515 2516 2517 2518 2519
 public:
  explicit LIsConstructCallAndBranch(LOperand* temp) { temps_[0] = temp; }

  LOperand* temp() { return temps_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch,
                               "is-construct-call-and-branch")
};


2520
class LOsrEntry final : public LTemplateInstruction<0, 0, 0> {
2521 2522 2523
 public:
  LOsrEntry() {}

2524
  bool HasInterestingComment(LCodeGen* gen) const override { return false; }
2525 2526 2527 2528
  DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry")
};


2529
class LStackCheck final : public LTemplateInstruction<0, 1, 0> {
2530 2531 2532 2533 2534 2535 2536 2537 2538 2539 2540 2541 2542 2543 2544
 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_;
};


2545
class LForInPrepareMap final : public LTemplateInstruction<1, 2, 0> {
2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558
 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")
};


2559
class LForInCacheArray final : public LTemplateInstruction<1, 1, 0> {
2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570
 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(); }
};


2571
class LCheckMapValue final : public LTemplateInstruction<0, 2, 0> {
2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584
 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")
};


2585
class LLoadFieldByIndex final : public LTemplateInstruction<1, 2, 0> {
2586 2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599 2600 2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 2617 2618 2619 2620 2621 2622 2623 2624 2625 2626
 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 LStoreFrameContext : public LTemplateInstruction<0, 1, 0> {
 public:
  explicit LStoreFrameContext(LOperand* context) { inputs_[0] = context; }

  LOperand* context() { return inputs_[0]; }

  DECLARE_CONCRETE_INSTRUCTION(StoreFrameContext, "store-frame-context")
};


class LAllocateBlockContext : public LTemplateInstruction<1, 2, 0> {
 public:
  LAllocateBlockContext(LOperand* context, LOperand* function) {
    inputs_[0] = context;
    inputs_[1] = function;
  }

  LOperand* context() { return inputs_[0]; }
  LOperand* function() { return inputs_[1]; }

  Handle<ScopeInfo> scope_info() { return hydrogen()->scope_info(); }

  DECLARE_CONCRETE_INSTRUCTION(AllocateBlockContext, "allocate-block-context")
  DECLARE_HYDROGEN_ACCESSOR(AllocateBlockContext)
};


class LChunkBuilder;
2627
class LPlatformChunk final : public LChunk {
2628 2629 2630 2631 2632 2633 2634 2635
 public:
  LPlatformChunk(CompilationInfo* info, HGraph* graph) : LChunk(info, graph) {}

  int GetNextSpillIndex(RegisterKind kind);
  LOperand* GetNextSpillSlot(RegisterKind kind);
};


2636
class LChunkBuilder final : public LChunkBuilderBase {
2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 2716 2717 2718 2719
 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.
2720
  MUST_USE_RESULT LOperand* UseAny(HValue* value) override;
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  // 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 v8::internal

#endif  // V8_PPC_LITHIUM_PPC_H_