S390: Initial Impl of Crankshaft features

src/crankshaft/s390/lithium-s390.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef V8_CRANKSHAFT_PPC_LITHIUM_PPC_H_
-#define V8_CRANKSHAFT_PPC_LITHIUM_PPC_H_
+#ifndef V8_CRANKSHAFT_S390_LITHIUM_S390_H_
+#define V8_CRANKSHAFT_S390_LITHIUM_S390_H_
 
 #include "src/crankshaft/hydrogen.h"
 #include "src/crankshaft/lithium.h"
 #include "src/crankshaft/lithium-allocator.h"
 #include "src/safepoint-table.h"
 #include "src/utils.h"
 
 namespace v8 {
 namespace internal {
 
@@ skipping 129 matching lines @@
   V(ThisFunction)                            \
   V(ToFastProperties)                        \
   V(TransitionElementsKind)                  \
   V(TrapAllocationMemento)                   \
   V(Typeof)                                  \
   V(TypeofIsAndBranch)                       \
   V(Uint32ToDouble)                          \
   V(UnknownOSRValue)                         \
   V(WrapReceiver)
 
-
 #define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic)            \
   Opcode opcode() const final { return LInstruction::k##type; } \
   void CompileToNative(LCodeGen* generator) final;              \
   const char* Mnemonic() const final { return mnemonic; }       \
   static L##type* cast(LInstruction* instr) {                   \
     DCHECK(instr->Is##type());                                  \
     return reinterpret_cast<L##type*>(instr);                   \
   }
 
-
 #define DECLARE_HYDROGEN_ACCESSOR(type) \
   H##type* hydrogen() const { return H##type::cast(hydrogen_value()); }
 
-
 class LInstruction : public ZoneObject {
  public:
   LInstruction()
       : environment_(NULL),
         hydrogen_value_(NULL),
         bit_field_(IsCallBits::encode(false)) {}
 
   virtual ~LInstruction() {}
 
   virtual void CompileToNative(LCodeGen* generator) = 0;
@@ skipping 74 matching lines @@
   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);
   bool HasResult() const final { return R != 0 && result() != NULL; }
   void set_result(LOperand* operand) { results_[0] = operand; }
   LOperand* result() const override { return results_[0]; }
 
  protected:
   EmbeddedContainer<LOperand*, R> results_;
 };
 
-
 // R = number of result operands (0 or 1).
 // I = number of input operands.
 // T = number of temporary operands.
 template <int R, int I, int T>
 class LTemplateInstruction : public LTemplateResultInstruction<R> {
  protected:
   EmbeddedContainer<LOperand*, I> inputs_;
   EmbeddedContainer<LOperand*, T> temps_;
 
  private:
   // Iterator support.
   int InputCount() final { return I; }
   LOperand* InputAt(int i) final { return inputs_[i]; }
 
   int TempCount() final { return T; }
   LOperand* TempAt(int i) final { return temps_[i]; }
 };
 
-
 class LGap : public LTemplateInstruction<0, 0, 0> {
  public:
   explicit LGap(HBasicBlock* block) : block_(block) {
     parallel_moves_[BEFORE] = NULL;
     parallel_moves_[START] = NULL;
     parallel_moves_[END] = NULL;
     parallel_moves_[AFTER] = NULL;
   }
 
   // Can't use the DECLARE-macro here because of sub-classes.
@@ skipping 26 matching lines @@
 
   LParallelMove* GetParallelMove(InnerPosition pos) {
     return parallel_moves_[pos];
   }
 
  private:
   LParallelMove* parallel_moves_[LAST_INNER_POSITION + 1];
   HBasicBlock* block_;
 };
 
-
 class LInstructionGap final : public LGap {
  public:
   explicit LInstructionGap(HBasicBlock* block) : LGap(block) {}
 
   bool HasInterestingComment(LCodeGen* gen) const override {
     return !IsRedundant();
   }
 
   DECLARE_CONCRETE_INSTRUCTION(InstructionGap, "gap")
 };
 
-
 class LGoto final : public LTemplateInstruction<0, 0, 0> {
  public:
   explicit LGoto(HBasicBlock* block) : block_(block) {}
 
   bool HasInterestingComment(LCodeGen* gen) const override;
   DECLARE_CONCRETE_INSTRUCTION(Goto, "goto")
   void PrintDataTo(StringStream* stream) override;
   bool IsControl() const override { return true; }
 
   int block_id() const { return block_->block_id(); }
 
  private:
   HBasicBlock* block_;
 };
 
-
 class LPrologue final : public LTemplateInstruction<0, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(Prologue, "prologue")
 };
 
-
 class LLazyBailout final : public LTemplateInstruction<0, 0, 0> {
  public:
   LLazyBailout() : gap_instructions_size_(0) {}
 
   DECLARE_CONCRETE_INSTRUCTION(LazyBailout, "lazy-bailout")
 
   void set_gap_instructions_size(int gap_instructions_size) {
     gap_instructions_size_ = gap_instructions_size;
   }
   int gap_instructions_size() { return gap_instructions_size_; }
 
  private:
   int gap_instructions_size_;
 };
 
-
 class LDummy final : public LTemplateInstruction<1, 0, 0> {
  public:
   LDummy() {}
   DECLARE_CONCRETE_INSTRUCTION(Dummy, "dummy")
 };
 
-
 class LDummyUse final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LDummyUse(LOperand* value) { inputs_[0] = value; }
   DECLARE_CONCRETE_INSTRUCTION(DummyUse, "dummy-use")
 };
 
-
 class LDeoptimize final : public LTemplateInstruction<0, 0, 0> {
  public:
   bool IsControl() const override { return true; }
   DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize")
   DECLARE_HYDROGEN_ACCESSOR(Deoptimize)
 };
 
-
 class LLabel final : public LGap {
  public:
   explicit LLabel(HBasicBlock* block) : LGap(block), replacement_(NULL) {}
 
   bool HasInterestingComment(LCodeGen* gen) const override { return false; }
   DECLARE_CONCRETE_INSTRUCTION(Label, "label")
 
   void PrintDataTo(StringStream* stream) override;
 
   int block_id() const { return block()->block_id(); }
   bool is_loop_header() const { return block()->IsLoopHeader(); }
   bool is_osr_entry() const { return block()->is_osr_entry(); }
   Label* label() { return &label_; }
   LLabel* replacement() const { return replacement_; }
   void set_replacement(LLabel* label) { replacement_ = label; }
   bool HasReplacement() const { return replacement_ != NULL; }
 
  private:
   Label label_;
   LLabel* replacement_;
 };
 
-
 class LParameter final : public LTemplateInstruction<1, 0, 0> {
  public:
   virtual bool HasInterestingComment(LCodeGen* gen) const { return false; }
   DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter")
 };
 
-
 class LUnknownOSRValue final : public LTemplateInstruction<1, 0, 0> {
  public:
   bool HasInterestingComment(LCodeGen* gen) const override { return false; }
   DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value")
 };
 
-
 template <int I, int T>
 class LControlInstruction : public LTemplateInstruction<0, I, T> {
  public:
   LControlInstruction() : false_label_(NULL), true_label_(NULL) {}
 
   bool IsControl() const final { return true; }
 
   int SuccessorCount() { return hydrogen()->SuccessorCount(); }
   HBasicBlock* SuccessorAt(int i) { return hydrogen()->SuccessorAt(i); }
 
@@ skipping 23 matching lines @@
 
  private:
   HControlInstruction* hydrogen() {
     return HControlInstruction::cast(this->hydrogen_value());
   }
 
   Label* false_label_;
   Label* true_label_;
 };
 
-
 class LWrapReceiver final : public LTemplateInstruction<1, 2, 0> {
  public:
   LWrapReceiver(LOperand* receiver, LOperand* function) {
     inputs_[0] = receiver;
     inputs_[1] = function;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(WrapReceiver, "wrap-receiver")
   DECLARE_HYDROGEN_ACCESSOR(WrapReceiver)
 
   LOperand* receiver() { return inputs_[0]; }
   LOperand* function() { return inputs_[1]; }
 };
 
-
 class LApplyArguments final : public LTemplateInstruction<1, 4, 0> {
  public:
   LApplyArguments(LOperand* function, LOperand* receiver, LOperand* length,
                   LOperand* elements) {
     inputs_[0] = function;
     inputs_[1] = receiver;
     inputs_[2] = length;
     inputs_[3] = elements;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(ApplyArguments, "apply-arguments")
 
   LOperand* function() { return inputs_[0]; }
   LOperand* receiver() { return inputs_[1]; }
   LOperand* length() { return inputs_[2]; }
   LOperand* elements() { return inputs_[3]; }
 };
 
-
 class LAccessArgumentsAt final : public LTemplateInstruction<1, 3, 0> {
  public:
   LAccessArgumentsAt(LOperand* arguments, LOperand* length, LOperand* index) {
     inputs_[0] = arguments;
     inputs_[1] = length;
     inputs_[2] = index;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt, "access-arguments-at")
 
   LOperand* arguments() { return inputs_[0]; }
   LOperand* length() { return inputs_[1]; }
   LOperand* index() { return inputs_[2]; }
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LArgumentsLength final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LArgumentsLength(LOperand* elements) { inputs_[0] = elements; }
 
   LOperand* elements() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length")
 };
 
-
 class LArgumentsElements final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements")
   DECLARE_HYDROGEN_ACCESSOR(ArgumentsElements)
 };
 
-
 class LModByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
  public:
   LModByPowerOf2I(LOperand* dividend, int32_t divisor) {
     inputs_[0] = dividend;
     divisor_ = divisor;
   }
 
   LOperand* dividend() { return inputs_[0]; }
   int32_t divisor() const { return divisor_; }
 
   DECLARE_CONCRETE_INSTRUCTION(ModByPowerOf2I, "mod-by-power-of-2-i")
   DECLARE_HYDROGEN_ACCESSOR(Mod)
 
  private:
   int32_t divisor_;
 };
 
-
 class LModByConstI final : public LTemplateInstruction<1, 1, 0> {
  public:
   LModByConstI(LOperand* dividend, int32_t divisor) {
     inputs_[0] = dividend;
     divisor_ = divisor;
   }
 
   LOperand* dividend() { return inputs_[0]; }
   int32_t divisor() const { return divisor_; }
 
   DECLARE_CONCRETE_INSTRUCTION(ModByConstI, "mod-by-const-i")
   DECLARE_HYDROGEN_ACCESSOR(Mod)
 
  private:
   int32_t divisor_;
 };
 
-
 class LModI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LModI(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ModI, "mod-i")
   DECLARE_HYDROGEN_ACCESSOR(Mod)
 };
 
-
 class LDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
  public:
   LDivByPowerOf2I(LOperand* dividend, int32_t divisor) {
     inputs_[0] = dividend;
     divisor_ = divisor;
   }
 
   LOperand* dividend() { return inputs_[0]; }
   int32_t divisor() const { return divisor_; }
 
   DECLARE_CONCRETE_INSTRUCTION(DivByPowerOf2I, "div-by-power-of-2-i")
   DECLARE_HYDROGEN_ACCESSOR(Div)
 
  private:
   int32_t divisor_;
 };
 
-
 class LDivByConstI final : public LTemplateInstruction<1, 1, 0> {
  public:
   LDivByConstI(LOperand* dividend, int32_t divisor) {
     inputs_[0] = dividend;
     divisor_ = divisor;
   }
 
   LOperand* dividend() { return inputs_[0]; }
   int32_t divisor() const { return divisor_; }
 
   DECLARE_CONCRETE_INSTRUCTION(DivByConstI, "div-by-const-i")
   DECLARE_HYDROGEN_ACCESSOR(Div)
 
  private:
   int32_t divisor_;
 };
 
-
 class LDivI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LDivI(LOperand* dividend, LOperand* divisor) {
     inputs_[0] = dividend;
     inputs_[1] = divisor;
   }
 
   LOperand* dividend() { return inputs_[0]; }
   LOperand* divisor() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(DivI, "div-i")
   DECLARE_HYDROGEN_ACCESSOR(BinaryOperation)
 };
 
-
 class LFlooringDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
  public:
   LFlooringDivByPowerOf2I(LOperand* dividend, int32_t divisor) {
     inputs_[0] = dividend;
     divisor_ = divisor;
   }
 
   LOperand* dividend() { return inputs_[0]; }
   int32_t divisor() { return divisor_; }
 
   DECLARE_CONCRETE_INSTRUCTION(FlooringDivByPowerOf2I,
                                "flooring-div-by-power-of-2-i")
   DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)
 
  private:
   int32_t divisor_;
 };
 
-
 class LFlooringDivByConstI final : public LTemplateInstruction<1, 1, 1> {
  public:
   LFlooringDivByConstI(LOperand* dividend, int32_t divisor, LOperand* temp) {
     inputs_[0] = dividend;
     divisor_ = divisor;
     temps_[0] = temp;
   }
 
   LOperand* dividend() { return inputs_[0]; }
   int32_t divisor() const { return divisor_; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(FlooringDivByConstI, "flooring-div-by-const-i")
   DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)
 
  private:
   int32_t divisor_;
 };
 
-
 class LFlooringDivI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LFlooringDivI(LOperand* dividend, LOperand* divisor) {
     inputs_[0] = dividend;
     inputs_[1] = divisor;
   }
 
   LOperand* dividend() { return inputs_[0]; }
   LOperand* divisor() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(FlooringDivI, "flooring-div-i")
   DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)
 };
 
-
 class LMulI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LMulI(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MulI, "mul-i")
   DECLARE_HYDROGEN_ACCESSOR(Mul)
 };
 
-
 // Instruction for computing multiplier * multiplicand + addend.
 class LMultiplyAddD final : public LTemplateInstruction<1, 3, 0> {
  public:
   LMultiplyAddD(LOperand* addend, LOperand* multiplier,
                 LOperand* multiplicand) {
     inputs_[0] = addend;
     inputs_[1] = multiplier;
     inputs_[2] = multiplicand;
   }
 
   LOperand* addend() { return inputs_[0]; }
   LOperand* multiplier() { return inputs_[1]; }
   LOperand* multiplicand() { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MultiplyAddD, "multiply-add-d")
 };
 
-
 // Instruction for computing minuend - multiplier * multiplicand.
 class LMultiplySubD final : public LTemplateInstruction<1, 3, 0> {
  public:
   LMultiplySubD(LOperand* minuend, LOperand* multiplier,
                 LOperand* multiplicand) {
     inputs_[0] = minuend;
     inputs_[1] = multiplier;
     inputs_[2] = multiplicand;
   }
 
   LOperand* minuend() { return inputs_[0]; }
   LOperand* multiplier() { return inputs_[1]; }
   LOperand* multiplicand() { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MultiplySubD, "multiply-sub-d")
 };
 
-
 class LDebugBreak final : public LTemplateInstruction<0, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(DebugBreak, "break")
 };
 
-
 class LCompareNumericAndBranch final : public LControlInstruction<2, 0> {
  public:
   LCompareNumericAndBranch(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CompareNumericAndBranch,
                                "compare-numeric-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(CompareNumericAndBranch)
 
   Token::Value op() const { return hydrogen()->token(); }
   bool is_double() const { return hydrogen()->representation().IsDouble(); }
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LMathFloor final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LMathFloor(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathFloor, "math-floor")
   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 };
 
-
 class LMathRound final : public LTemplateInstruction<1, 1, 1> {
  public:
   LMathRound(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
     temps_[0] = temp;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathRound, "math-round")
   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 };
 
-
 class LMathFround final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LMathFround(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathFround, "math-fround")
 };
 
-
 class LMathAbs final : public LTemplateInstruction<1, 2, 0> {
  public:
   LMathAbs(LOperand* context, LOperand* value) {
     inputs_[1] = context;
     inputs_[0] = value;
   }
 
   LOperand* context() { return inputs_[1]; }
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathAbs, "math-abs")
   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 };
 
-
 class LMathLog final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LMathLog(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathLog, "math-log")
 };
 
-
 class LMathClz32 final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LMathClz32(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathClz32, "math-clz32")
 };
 
-
 class LMathExp final : public LTemplateInstruction<1, 1, 3> {
  public:
   LMathExp(LOperand* value, LOperand* double_temp, LOperand* temp1,
            LOperand* temp2) {
     inputs_[0] = value;
     temps_[0] = temp1;
     temps_[1] = temp2;
     temps_[2] = double_temp;
     ExternalReference::InitializeMathExpData();
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp1() { return temps_[0]; }
   LOperand* temp2() { return temps_[1]; }
   LOperand* double_temp() { return temps_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathExp, "math-exp")
 };
 
-
 class LMathSqrt final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LMathSqrt(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathSqrt, "math-sqrt")
 };
 
-
 class LMathPowHalf final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LMathPowHalf(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathPowHalf, "math-pow-half")
 };
 
-
 class LCmpObjectEqAndBranch final : public LControlInstruction<2, 0> {
  public:
   LCmpObjectEqAndBranch(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CmpObjectEqAndBranch, "cmp-object-eq-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(CompareObjectEqAndBranch)
 };
 
-
 class LCmpHoleAndBranch final : public LControlInstruction<1, 0> {
  public:
   explicit LCmpHoleAndBranch(LOperand* object) { inputs_[0] = object; }
 
   LOperand* object() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CmpHoleAndBranch, "cmp-hole-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(CompareHoleAndBranch)
 };
 
-
 class LIsStringAndBranch final : public LControlInstruction<1, 1> {
  public:
   LIsStringAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
     temps_[0] = temp;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(IsStringAndBranch, "is-string-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsStringAndBranch)
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LIsSmiAndBranch final : public LControlInstruction<1, 0> {
  public:
   explicit LIsSmiAndBranch(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsSmiAndBranch)
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LIsUndetectableAndBranch final : public LControlInstruction<1, 1> {
  public:
   explicit LIsUndetectableAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
     temps_[0] = temp;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(IsUndetectableAndBranch,
                                "is-undetectable-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsUndetectableAndBranch)
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LStringCompareAndBranch final : public LControlInstruction<3, 0> {
  public:
   LStringCompareAndBranch(LOperand* context, LOperand* left, LOperand* right) {
     inputs_[0] = context;
     inputs_[1] = left;
     inputs_[2] = right;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* left() { return inputs_[1]; }
   LOperand* right() { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StringCompareAndBranch,
                                "string-compare-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(StringCompareAndBranch)
 
   Token::Value op() const { return hydrogen()->token(); }
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LHasInstanceTypeAndBranch final : public LControlInstruction<1, 0> {
  public:
   explicit LHasInstanceTypeAndBranch(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch,
                                "has-instance-type-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(HasInstanceTypeAndBranch)
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LGetCachedArrayIndex final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LGetCachedArrayIndex(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex, "get-cached-array-index")
   DECLARE_HYDROGEN_ACCESSOR(GetCachedArrayIndex)
 };
 
-
 class LHasCachedArrayIndexAndBranch final : public LControlInstruction<1, 0> {
  public:
   explicit LHasCachedArrayIndexAndBranch(LOperand* value) {
     inputs_[0] = value;
   }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch,
                                "has-cached-array-index-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndexAndBranch)
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LClassOfTestAndBranch final : public LControlInstruction<1, 1> {
  public:
   LClassOfTestAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
     temps_[0] = temp;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch, "class-of-test-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(ClassOfTestAndBranch)
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LCmpT final : public LTemplateInstruction<1, 3, 0> {
  public:
   LCmpT(LOperand* context, LOperand* left, LOperand* right) {
     inputs_[0] = context;
     inputs_[1] = left;
     inputs_[2] = right;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* left() { return inputs_[1]; }
   LOperand* right() { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t")
   DECLARE_HYDROGEN_ACCESSOR(CompareGeneric)
 
   Token::Value op() const { return hydrogen()->token(); }
 };
 
-
 class LInstanceOf final : public LTemplateInstruction<1, 3, 0> {
  public:
   LInstanceOf(LOperand* context, LOperand* left, LOperand* right) {
     inputs_[0] = context;
     inputs_[1] = left;
     inputs_[2] = right;
   }
 
   LOperand* context() const { return inputs_[0]; }
   LOperand* left() const { return inputs_[1]; }
   LOperand* right() const { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of")
 };
 
-
 class LHasInPrototypeChainAndBranch final : public LControlInstruction<2, 0> {
  public:
   LHasInPrototypeChainAndBranch(LOperand* object, LOperand* prototype) {
     inputs_[0] = object;
     inputs_[1] = prototype;
   }
 
   LOperand* object() const { return inputs_[0]; }
   LOperand* prototype() const { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(HasInPrototypeChainAndBranch,
                                "has-in-prototype-chain-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(HasInPrototypeChainAndBranch)
 };
 
-
 class LBoundsCheck final : public LTemplateInstruction<0, 2, 0> {
  public:
   LBoundsCheck(LOperand* index, LOperand* length) {
     inputs_[0] = index;
     inputs_[1] = length;
   }
 
   LOperand* index() { return inputs_[0]; }
   LOperand* length() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(BoundsCheck, "bounds-check")
   DECLARE_HYDROGEN_ACCESSOR(BoundsCheck)
 };
 
-
 class LBitI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LBitI(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   Token::Value op() const { return hydrogen()->op(); }
 
   DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i")
   DECLARE_HYDROGEN_ACCESSOR(Bitwise)
 };
 
-
 class LShiftI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LShiftI(Token::Value op, LOperand* left, LOperand* right, bool can_deopt)
       : op_(op), can_deopt_(can_deopt) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   Token::Value op() const { return op_; }
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
   bool can_deopt() const { return can_deopt_; }
 
   DECLARE_CONCRETE_INSTRUCTION(ShiftI, "shift-i")
 
  private:
   Token::Value op_;
   bool can_deopt_;
 };
 
-
 class LSubI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LSubI(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(SubI, "sub-i")
   DECLARE_HYDROGEN_ACCESSOR(Sub)
 };
 
-
 class LRSubI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LRSubI(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(RSubI, "rsub-i")
   DECLARE_HYDROGEN_ACCESSOR(Sub)
 };
 
-
 class LConstantI final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
 
   int32_t value() const { return hydrogen()->Integer32Value(); }
 };
 
-
 class LConstantS final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantS, "constant-s")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
 
   Smi* value() const { return Smi::FromInt(hydrogen()->Integer32Value()); }
 };
 
-
 class LConstantD final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
 
   double value() const { return hydrogen()->DoubleValue(); }
+
   uint64_t bits() const { return hydrogen()->DoubleValueAsBits(); }
 };
 
-
 class LConstantE final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantE, "constant-e")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
 
   ExternalReference value() const {
     return hydrogen()->ExternalReferenceValue();
   }
 };
 
-
 class LConstantT final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
 
   Handle<Object> value(Isolate* isolate) const {
     return hydrogen()->handle(isolate);
   }
 };
 
-
 class LBranch final : public LControlInstruction<1, 0> {
  public:
   explicit LBranch(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(Branch, "branch")
   DECLARE_HYDROGEN_ACCESSOR(Branch)
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LCmpMapAndBranch final : public LControlInstruction<1, 1> {
  public:
   LCmpMapAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
     temps_[0] = temp;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CmpMapAndBranch, "cmp-map-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(CompareMap)
 
   Handle<Map> map() const { return hydrogen()->map().handle(); }
 };
 
-
 class LSeqStringGetChar final : public LTemplateInstruction<1, 2, 0> {
  public:
   LSeqStringGetChar(LOperand* string, LOperand* index) {
     inputs_[0] = string;
     inputs_[1] = index;
   }
 
   LOperand* string() const { return inputs_[0]; }
   LOperand* index() const { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(SeqStringGetChar, "seq-string-get-char")
   DECLARE_HYDROGEN_ACCESSOR(SeqStringGetChar)
 };
 
-
 class LSeqStringSetChar final : public LTemplateInstruction<1, 4, 0> {
  public:
   LSeqStringSetChar(LOperand* context, LOperand* string, LOperand* index,
                     LOperand* value) {
     inputs_[0] = context;
     inputs_[1] = string;
     inputs_[2] = index;
     inputs_[3] = value;
   }
 
   LOperand* string() { return inputs_[1]; }
   LOperand* index() { return inputs_[2]; }
   LOperand* value() { return inputs_[3]; }
 
   DECLARE_CONCRETE_INSTRUCTION(SeqStringSetChar, "seq-string-set-char")
   DECLARE_HYDROGEN_ACCESSOR(SeqStringSetChar)
 };
 
-
 class LAddI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LAddI(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i")
   DECLARE_HYDROGEN_ACCESSOR(Add)
 };
 
-
 class LMathMinMax final : public LTemplateInstruction<1, 2, 0> {
  public:
   LMathMinMax(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(MathMinMax, "math-min-max")
   DECLARE_HYDROGEN_ACCESSOR(MathMinMax)
 };
 
-
 class LPower final : public LTemplateInstruction<1, 2, 0> {
  public:
   LPower(LOperand* left, LOperand* right) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(Power, "power")
   DECLARE_HYDROGEN_ACCESSOR(Power)
 };
 
-
 class LArithmeticD final : public LTemplateInstruction<1, 2, 0> {
  public:
   LArithmeticD(Token::Value op, LOperand* left, LOperand* right) : op_(op) {
     inputs_[0] = left;
     inputs_[1] = right;
   }
 
   Token::Value op() const { return op_; }
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
   Opcode opcode() const override { return LInstruction::kArithmeticD; }
   void CompileToNative(LCodeGen* generator) override;
   const char* Mnemonic() const override;
 
  private:
   Token::Value op_;
 };
 
-
 class LArithmeticT final : public LTemplateInstruction<1, 3, 0> {
  public:
   LArithmeticT(Token::Value op, LOperand* context, LOperand* left,
                LOperand* right)
       : op_(op) {
     inputs_[0] = context;
     inputs_[1] = left;
     inputs_[2] = right;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* left() { return inputs_[1]; }
   LOperand* right() { return inputs_[2]; }
   Token::Value op() const { return op_; }
 
   Opcode opcode() const override { return LInstruction::kArithmeticT; }
   void CompileToNative(LCodeGen* generator) override;
   const char* Mnemonic() const override;
 
   DECLARE_HYDROGEN_ACCESSOR(BinaryOperation)
 
  private:
   Token::Value op_;
 };
 
-
 class LReturn final : public LTemplateInstruction<0, 3, 0> {
  public:
   LReturn(LOperand* value, LOperand* context, LOperand* parameter_count) {
     inputs_[0] = value;
     inputs_[1] = context;
     inputs_[2] = parameter_count;
   }
 
   LOperand* value() { return inputs_[0]; }
 
   bool has_constant_parameter_count() {
     return parameter_count()->IsConstantOperand();
   }
   LConstantOperand* constant_parameter_count() {
     DCHECK(has_constant_parameter_count());
     return LConstantOperand::cast(parameter_count());
   }
   LOperand* parameter_count() { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(Return, "return")
 };
 
-
 class LLoadNamedField final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LLoadNamedField(LOperand* object) { inputs_[0] = object; }
 
   LOperand* object() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field")
   DECLARE_HYDROGEN_ACCESSOR(LoadNamedField)
 };
 
-
 class LLoadNamedGeneric final : public LTemplateInstruction<1, 2, 1> {
  public:
   LLoadNamedGeneric(LOperand* context, LOperand* object, LOperand* vector) {
     inputs_[0] = context;
     inputs_[1] = object;
     temps_[0] = vector;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* object() { return inputs_[1]; }
   LOperand* temp_vector() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric, "load-named-generic")
   DECLARE_HYDROGEN_ACCESSOR(LoadNamedGeneric)
 
   Handle<Object> name() const { return hydrogen()->name(); }
 };
 
-
 class LLoadFunctionPrototype final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LLoadFunctionPrototype(LOperand* function) { inputs_[0] = function; }
 
   LOperand* function() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype")
   DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype)
 };
 
-
 class LLoadRoot final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root")
   DECLARE_HYDROGEN_ACCESSOR(LoadRoot)
 
   Heap::RootListIndex index() const { return hydrogen()->index(); }
 };
 
-
 class LLoadKeyed final : public LTemplateInstruction<1, 3, 0> {
  public:
   LLoadKeyed(LOperand* elements, LOperand* key, LOperand* backing_store_owner) {
     inputs_[0] = elements;
     inputs_[1] = key;
     inputs_[2] = backing_store_owner;
   }
 
   LOperand* elements() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
   LOperand* backing_store_owner() { return inputs_[2]; }
   ElementsKind elements_kind() const { return hydrogen()->elements_kind(); }
   bool is_fixed_typed_array() const {
     return hydrogen()->is_fixed_typed_array();
   }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed")
   DECLARE_HYDROGEN_ACCESSOR(LoadKeyed)
 
   void PrintDataTo(StringStream* stream) override;
   uint32_t base_offset() const { return hydrogen()->base_offset(); }
 };
 
-
 class LLoadKeyedGeneric final : public LTemplateInstruction<1, 3, 1> {
  public:
   LLoadKeyedGeneric(LOperand* context, LOperand* object, LOperand* key,
                     LOperand* vector) {
     inputs_[0] = context;
     inputs_[1] = object;
     inputs_[2] = key;
     temps_[0] = vector;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* object() { return inputs_[1]; }
   LOperand* key() { return inputs_[2]; }
   LOperand* temp_vector() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic")
   DECLARE_HYDROGEN_ACCESSOR(LoadKeyedGeneric)
 };
 
-
 class LLoadGlobalGeneric final : public LTemplateInstruction<1, 2, 1> {
  public:
   LLoadGlobalGeneric(LOperand* context, LOperand* global_object,
                      LOperand* vector) {
     inputs_[0] = context;
     inputs_[1] = global_object;
     temps_[0] = vector;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* global_object() { return inputs_[1]; }
   LOperand* temp_vector() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric, "load-global-generic")
   DECLARE_HYDROGEN_ACCESSOR(LoadGlobalGeneric)
 
   Handle<Object> name() const { return hydrogen()->name(); }
   TypeofMode typeof_mode() const { return hydrogen()->typeof_mode(); }
 };
 
-
 class LLoadContextSlot final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LLoadContextSlot(LOperand* context) { inputs_[0] = context; }
 
   LOperand* context() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot, "load-context-slot")
   DECLARE_HYDROGEN_ACCESSOR(LoadContextSlot)
 
   int slot_index() { return hydrogen()->slot_index(); }
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LStoreContextSlot final : public LTemplateInstruction<0, 2, 0> {
  public:
   LStoreContextSlot(LOperand* context, LOperand* value) {
     inputs_[0] = context;
     inputs_[1] = value;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* value() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot, "store-context-slot")
   DECLARE_HYDROGEN_ACCESSOR(StoreContextSlot)
 
   int slot_index() { return hydrogen()->slot_index(); }
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LPushArgument final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LPushArgument(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument")
 };
 
-
 class LDrop final : public LTemplateInstruction<0, 0, 0> {
  public:
   explicit LDrop(int count) : count_(count) {}
 
   int count() const { return count_; }
 
   DECLARE_CONCRETE_INSTRUCTION(Drop, "drop")
 
  private:
   int count_;
 };
 
-
 class LStoreCodeEntry final : public LTemplateInstruction<0, 2, 0> {
  public:
   LStoreCodeEntry(LOperand* function, LOperand* code_object) {
     inputs_[0] = function;
     inputs_[1] = code_object;
   }
 
   LOperand* function() { return inputs_[0]; }
   LOperand* code_object() { return inputs_[1]; }
 
   void PrintDataTo(StringStream* stream) override;
 
   DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry, "store-code-entry")
   DECLARE_HYDROGEN_ACCESSOR(StoreCodeEntry)
 };
 
-
 class LInnerAllocatedObject final : public LTemplateInstruction<1, 2, 0> {
  public:
   LInnerAllocatedObject(LOperand* base_object, LOperand* offset) {
     inputs_[0] = base_object;
     inputs_[1] = offset;
   }
 
   LOperand* base_object() const { return inputs_[0]; }
   LOperand* offset() const { return inputs_[1]; }
 
   void PrintDataTo(StringStream* stream) override;
 
   DECLARE_CONCRETE_INSTRUCTION(InnerAllocatedObject, "inner-allocated-object")
 };
 
-
 class LThisFunction final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function")
   DECLARE_HYDROGEN_ACCESSOR(ThisFunction)
 };
 
-
 class LContext final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(Context, "context")
   DECLARE_HYDROGEN_ACCESSOR(Context)
 };
 
-
 class LDeclareGlobals final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LDeclareGlobals(LOperand* context) { inputs_[0] = context; }
 
   LOperand* context() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(DeclareGlobals, "declare-globals")
   DECLARE_HYDROGEN_ACCESSOR(DeclareGlobals)
 };
 
-
 class LCallWithDescriptor final : public LTemplateResultInstruction<1> {
  public:
   LCallWithDescriptor(CallInterfaceDescriptor descriptor,
                       const ZoneList<LOperand*>& operands, Zone* zone)
       : descriptor_(descriptor),
         inputs_(descriptor.GetRegisterParameterCount() +
                     kImplicitRegisterParameterCount,
                 zone) {
     DCHECK(descriptor.GetRegisterParameterCount() +
                kImplicitRegisterParameterCount ==
@@ skipping 22 matching lines @@
   ZoneList<LOperand*> inputs_;
 
   // Iterator support.
   int InputCount() final { return inputs_.length(); }
   LOperand* InputAt(int i) final { return inputs_[i]; }
 
   int TempCount() final { return 0; }
   LOperand* TempAt(int i) final { return NULL; }
 };
 
-
 class LInvokeFunction final : public LTemplateInstruction<1, 2, 0> {
  public:
   LInvokeFunction(LOperand* context, LOperand* function) {
     inputs_[0] = context;
     inputs_[1] = function;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* function() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function")
   DECLARE_HYDROGEN_ACCESSOR(InvokeFunction)
 
   void PrintDataTo(StringStream* stream) override;
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
-
 class LCallNewArray final : public LTemplateInstruction<1, 2, 0> {
  public:
   LCallNewArray(LOperand* context, LOperand* constructor) {
     inputs_[0] = context;
     inputs_[1] = constructor;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* constructor() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CallNewArray, "call-new-array")
   DECLARE_HYDROGEN_ACCESSOR(CallNewArray)
 
   void PrintDataTo(StringStream* stream) override;
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
-
 class LCallRuntime final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LCallRuntime(LOperand* context) { inputs_[0] = context; }
 
   LOperand* context() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime")
   DECLARE_HYDROGEN_ACCESSOR(CallRuntime)
 
   bool ClobbersDoubleRegisters(Isolate* isolate) const override {
     return save_doubles() == kDontSaveFPRegs;
   }
 
   const Runtime::Function* function() const { return hydrogen()->function(); }
   int arity() const { return hydrogen()->argument_count(); }
   SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); }
 };
 
-
 class LInteger32ToDouble final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LInteger32ToDouble(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double")
 };
 
-
 class LUint32ToDouble final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LUint32ToDouble(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(Uint32ToDouble, "uint32-to-double")
 };
 
-
 class LNumberTagI final : public LTemplateInstruction<1, 1, 2> {
  public:
   LNumberTagI(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
     temps_[0] = temp1;
     temps_[1] = temp2;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp1() { return temps_[0]; }
   LOperand* temp2() { return temps_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(NumberTagI, "number-tag-i")
 };
 
-
 class LNumberTagU final : public LTemplateInstruction<1, 1, 2> {
  public:
   LNumberTagU(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
     temps_[0] = temp1;
     temps_[1] = temp2;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp1() { return temps_[0]; }
   LOperand* temp2() { return temps_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(NumberTagU, "number-tag-u")
 };
 
-
 class LNumberTagD final : public LTemplateInstruction<1, 1, 2> {
  public:
   LNumberTagD(LOperand* value, LOperand* temp, LOperand* temp2) {
     inputs_[0] = value;
     temps_[0] = temp;
     temps_[1] = temp2;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
   LOperand* temp2() { return temps_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d")
   DECLARE_HYDROGEN_ACCESSOR(Change)
 };
 
-
 class LDoubleToSmi final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LDoubleToSmi(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(DoubleToSmi, "double-to-smi")
   DECLARE_HYDROGEN_ACCESSOR(UnaryOperation)
 
   bool truncating() { return hydrogen()->CanTruncateToInt32(); }
 };
 
-
 // Sometimes truncating conversion from a tagged value to an int32.
 class LDoubleToI final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LDoubleToI(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(DoubleToI, "double-to-i")
   DECLARE_HYDROGEN_ACCESSOR(UnaryOperation)
 
   bool truncating() { return hydrogen()->CanTruncateToInt32(); }
 };
 
-
 // Truncating conversion from a tagged value to an int32.
 class LTaggedToI final : public LTemplateInstruction<1, 1, 2> {
  public:
   LTaggedToI(LOperand* value, LOperand* temp, LOperand* temp2) {
     inputs_[0] = value;
     temps_[0] = temp;
     temps_[1] = temp2;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
   LOperand* temp2() { return temps_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(TaggedToI, "tagged-to-i")
   DECLARE_HYDROGEN_ACCESSOR(Change)
 
   bool truncating() { return hydrogen()->CanTruncateToInt32(); }
 };
 
-
 class LSmiTag final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LSmiTag(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag")
   DECLARE_HYDROGEN_ACCESSOR(Change)
 };
 
-
 class LNumberUntagD final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LNumberUntagD(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag")
   DECLARE_HYDROGEN_ACCESSOR(Change)
 };
 
-
 class LSmiUntag final : public LTemplateInstruction<1, 1, 0> {
  public:
   LSmiUntag(LOperand* value, bool needs_check) : needs_check_(needs_check) {
     inputs_[0] = value;
   }
 
   LOperand* value() { return inputs_[0]; }
   bool needs_check() const { return needs_check_; }
 
   DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag")
 
  private:
   bool needs_check_;
 };
 
-
 class LStoreNamedField final : public LTemplateInstruction<0, 2, 1> {
  public:
   LStoreNamedField(LOperand* object, LOperand* value, LOperand* temp) {
     inputs_[0] = object;
     inputs_[1] = value;
     temps_[0] = temp;
   }
 
   LOperand* object() { return inputs_[0]; }
   LOperand* value() { return inputs_[1]; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field")
   DECLARE_HYDROGEN_ACCESSOR(StoreNamedField)
 
   void PrintDataTo(StringStream* stream) override;
 
   Representation representation() const {
     return hydrogen()->field_representation();
   }
 };
 
-
 class LStoreNamedGeneric final : public LTemplateInstruction<0, 3, 2> {
  public:
   LStoreNamedGeneric(LOperand* context, LOperand* object, LOperand* value,
                      LOperand* slot, LOperand* vector) {
     inputs_[0] = context;
     inputs_[1] = object;
     inputs_[2] = value;
     temps_[0] = slot;
     temps_[1] = vector;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* object() { return inputs_[1]; }
   LOperand* value() { return inputs_[2]; }
   LOperand* temp_slot() { return temps_[0]; }
   LOperand* temp_vector() { return temps_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic")
   DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric)
 
   void PrintDataTo(StringStream* stream) override;
 
   Handle<Object> name() const { return hydrogen()->name(); }
   LanguageMode language_mode() { return hydrogen()->language_mode(); }
 };
 
-
 class LStoreKeyed final : public LTemplateInstruction<0, 4, 0> {
  public:
   LStoreKeyed(LOperand* object, LOperand* key, LOperand* value,
               LOperand* backing_store_owner) {
     inputs_[0] = object;
     inputs_[1] = key;
     inputs_[2] = value;
     inputs_[3] = backing_store_owner;
   }
 
@@ skipping 13 matching lines @@
   bool NeedsCanonicalization() {
     if (hydrogen()->value()->IsAdd() || hydrogen()->value()->IsSub() ||
         hydrogen()->value()->IsMul() || hydrogen()->value()->IsDiv()) {
       return false;
     }
     return hydrogen()->NeedsCanonicalization();
   }
   uint32_t base_offset() const { return hydrogen()->base_offset(); }
 };
 
-
 class LStoreKeyedGeneric final : public LTemplateInstruction<0, 4, 2> {
  public:
   LStoreKeyedGeneric(LOperand* context, LOperand* object, LOperand* key,
                      LOperand* value, LOperand* slot, LOperand* vector) {
     inputs_[0] = context;
     inputs_[1] = object;
     inputs_[2] = key;
     inputs_[3] = value;
     temps_[0] = slot;
     temps_[1] = vector;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* object() { return inputs_[1]; }
   LOperand* key() { return inputs_[2]; }
   LOperand* value() { return inputs_[3]; }
   LOperand* temp_slot() { return temps_[0]; }
   LOperand* temp_vector() { return temps_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic")
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric)
 
   void PrintDataTo(StringStream* stream) override;
 
   LanguageMode language_mode() { return hydrogen()->language_mode(); }
 };
 
-
 class LTransitionElementsKind final : public LTemplateInstruction<0, 2, 1> {
  public:
   LTransitionElementsKind(LOperand* object, LOperand* context,
                           LOperand* new_map_temp) {
     inputs_[0] = object;
     inputs_[1] = context;
     temps_[0] = new_map_temp;
   }
 
   LOperand* context() { return inputs_[1]; }
   LOperand* object() { return inputs_[0]; }
   LOperand* new_map_temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(TransitionElementsKind,
                                "transition-elements-kind")
   DECLARE_HYDROGEN_ACCESSOR(TransitionElementsKind)
 
   void PrintDataTo(StringStream* stream) override;
 
   Handle<Map> original_map() { return hydrogen()->original_map().handle(); }
   Handle<Map> transitioned_map() {
     return hydrogen()->transitioned_map().handle();
   }
   ElementsKind from_kind() { return hydrogen()->from_kind(); }
   ElementsKind to_kind() { return hydrogen()->to_kind(); }
 };
 
-
 class LTrapAllocationMemento final : public LTemplateInstruction<0, 1, 1> {
  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")
 };
 
-
 class LMaybeGrowElements final : public LTemplateInstruction<1, 5, 0> {
  public:
   LMaybeGrowElements(LOperand* context, LOperand* object, LOperand* elements,
                      LOperand* key, LOperand* current_capacity) {
     inputs_[0] = context;
     inputs_[1] = object;
     inputs_[2] = elements;
     inputs_[3] = key;
     inputs_[4] = current_capacity;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* object() { return inputs_[1]; }
   LOperand* elements() { return inputs_[2]; }
   LOperand* key() { return inputs_[3]; }
   LOperand* current_capacity() { return inputs_[4]; }
 
   DECLARE_HYDROGEN_ACCESSOR(MaybeGrowElements)
   DECLARE_CONCRETE_INSTRUCTION(MaybeGrowElements, "maybe-grow-elements")
 };
 
-
 class LStringAdd final : public LTemplateInstruction<1, 3, 0> {
  public:
   LStringAdd(LOperand* context, LOperand* left, LOperand* right) {
     inputs_[0] = context;
     inputs_[1] = left;
     inputs_[2] = right;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* left() { return inputs_[1]; }
   LOperand* right() { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add")
   DECLARE_HYDROGEN_ACCESSOR(StringAdd)
 };
 
-
 class LStringCharCodeAt final : public LTemplateInstruction<1, 3, 0> {
  public:
   LStringCharCodeAt(LOperand* context, LOperand* string, LOperand* index) {
     inputs_[0] = context;
     inputs_[1] = string;
     inputs_[2] = index;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* string() { return inputs_[1]; }
   LOperand* index() { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at")
   DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt)
 };
 
-
 class LStringCharFromCode final : public LTemplateInstruction<1, 2, 0> {
  public:
   explicit LStringCharFromCode(LOperand* context, LOperand* char_code) {
     inputs_[0] = context;
     inputs_[1] = char_code;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* char_code() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode, "string-char-from-code")
   DECLARE_HYDROGEN_ACCESSOR(StringCharFromCode)
 };
 
-
 class LCheckValue final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LCheckValue(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CheckValue, "check-value")
   DECLARE_HYDROGEN_ACCESSOR(CheckValue)
 };
 
-
 class LCheckArrayBufferNotNeutered final
     : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LCheckArrayBufferNotNeutered(LOperand* view) { inputs_[0] = view; }
 
   LOperand* view() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CheckArrayBufferNotNeutered,
                                "check-array-buffer-not-neutered")
   DECLARE_HYDROGEN_ACCESSOR(CheckArrayBufferNotNeutered)
 };
 
-
 class LCheckInstanceType final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LCheckInstanceType(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type")
   DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType)
 };
 
-
 class LCheckMaps final : public LTemplateInstruction<0, 1, 1> {
  public:
   explicit LCheckMaps(LOperand* value = NULL, LOperand* temp = NULL) {
     inputs_[0] = value;
     temps_[0] = temp;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CheckMaps, "check-maps")
   DECLARE_HYDROGEN_ACCESSOR(CheckMaps)
 };
 
-
 class LCheckSmi final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LCheckSmi(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CheckSmi, "check-smi")
 };
 
-
 class LCheckNonSmi final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LCheckNonSmi(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi, "check-non-smi")
   DECLARE_HYDROGEN_ACCESSOR(CheckHeapObject)
 };
 
-
 class LClampDToUint8 final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LClampDToUint8(LOperand* unclamped) { inputs_[0] = unclamped; }
 
   LOperand* unclamped() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ClampDToUint8, "clamp-d-to-uint8")
 };
 
-
 class LClampIToUint8 final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LClampIToUint8(LOperand* unclamped) { inputs_[0] = unclamped; }
 
   LOperand* unclamped() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ClampIToUint8, "clamp-i-to-uint8")
 };
 
-
 class LClampTToUint8 final : public LTemplateInstruction<1, 1, 1> {
  public:
   LClampTToUint8(LOperand* unclamped, LOperand* temp) {
     inputs_[0] = unclamped;
     temps_[0] = temp;
   }
 
   LOperand* unclamped() { return inputs_[0]; }
   LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ClampTToUint8, "clamp-t-to-uint8")
 };
 
-
 class LDoubleBits final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LDoubleBits(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(DoubleBits, "double-bits")
   DECLARE_HYDROGEN_ACCESSOR(DoubleBits)
 };
 
-
 class LConstructDouble final : public LTemplateInstruction<1, 2, 0> {
  public:
   LConstructDouble(LOperand* hi, LOperand* lo) {
     inputs_[0] = hi;
     inputs_[1] = lo;
   }
 
   LOperand* hi() { return inputs_[0]; }
   LOperand* lo() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ConstructDouble, "construct-double")
 };
 
-
 class LAllocate final : public LTemplateInstruction<1, 2, 2> {
  public:
   LAllocate(LOperand* context, LOperand* size, LOperand* temp1,
             LOperand* temp2) {
     inputs_[0] = context;
     inputs_[1] = size;
     temps_[0] = temp1;
     temps_[1] = temp2;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* size() { return inputs_[1]; }
   LOperand* temp1() { return temps_[0]; }
   LOperand* temp2() { return temps_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(Allocate, "allocate")
   DECLARE_HYDROGEN_ACCESSOR(Allocate)
 };
 
-
 class LToFastProperties final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LToFastProperties(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ToFastProperties, "to-fast-properties")
   DECLARE_HYDROGEN_ACCESSOR(ToFastProperties)
 };
 
-
 class LTypeof final : public LTemplateInstruction<1, 2, 0> {
  public:
   LTypeof(LOperand* context, LOperand* value) {
     inputs_[0] = context;
     inputs_[1] = value;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* value() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof")
 };
 
-
 class LTypeofIsAndBranch final : public LControlInstruction<1, 0> {
  public:
   explicit LTypeofIsAndBranch(LOperand* value) { inputs_[0] = value; }
 
   LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch, "typeof-is-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(TypeofIsAndBranch)
 
   Handle<String> type_literal() { return hydrogen()->type_literal(); }
 
   void PrintDataTo(StringStream* stream) override;
 };
 
-
 class LOsrEntry final : public LTemplateInstruction<0, 0, 0> {
  public:
   LOsrEntry() {}
 
   bool HasInterestingComment(LCodeGen* gen) const override { return false; }
   DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry")
 };
 
-
 class LStackCheck final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LStackCheck(LOperand* context) { inputs_[0] = context; }
 
   LOperand* context() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check")
   DECLARE_HYDROGEN_ACCESSOR(StackCheck)
 
   Label* done_label() { return &done_label_; }
 
  private:
   Label done_label_;
 };
 
-
 class LForInPrepareMap final : public LTemplateInstruction<1, 2, 0> {
  public:
   LForInPrepareMap(LOperand* context, LOperand* object) {
     inputs_[0] = context;
     inputs_[1] = object;
   }
 
   LOperand* context() { return inputs_[0]; }
   LOperand* object() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ForInPrepareMap, "for-in-prepare-map")
 };
 
-
 class LForInCacheArray final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LForInCacheArray(LOperand* map) { inputs_[0] = map; }
 
   LOperand* map() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ForInCacheArray, "for-in-cache-array")
 
   int idx() { return HForInCacheArray::cast(this->hydrogen_value())->idx(); }
 };
 
-
 class LCheckMapValue final : public LTemplateInstruction<0, 2, 0> {
  public:
   LCheckMapValue(LOperand* value, LOperand* map) {
     inputs_[0] = value;
     inputs_[1] = map;
   }
 
   LOperand* value() { return inputs_[0]; }
   LOperand* map() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CheckMapValue, "check-map-value")
 };
 
-
 class LLoadFieldByIndex final : public LTemplateInstruction<1, 2, 0> {
  public:
   LLoadFieldByIndex(LOperand* object, LOperand* index) {
     inputs_[0] = object;
     inputs_[1] = index;
   }
 
   LOperand* object() { return inputs_[0]; }
   LOperand* index() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadFieldByIndex, "load-field-by-index")
 };
 
-
 class 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 LChunkBuilder;
 class LPlatformChunk final : public LChunk {
  public:
   LPlatformChunk(CompilationInfo* info, HGraph* graph) : LChunk(info, graph) {}
 
   int GetNextSpillIndex(RegisterKind kind);
   LOperand* GetNextSpillSlot(RegisterKind kind);
 };
 
-
 class LChunkBuilder final : public LChunkBuilderBase {
  public:
   LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator)
       : LChunkBuilderBase(info, graph),
         current_instruction_(NULL),
         current_block_(NULL),
         next_block_(NULL),
         allocator_(allocator) {}
 
   // Build the sequence for the graph.
@@ skipping 117 matching lines @@
   LAllocator* allocator_;
 
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_CONCRETE_INSTRUCTION
 }  // namespace internal
 }  // namespace v8
 
-#endif  // V8_CRANKSHAFT_PPC_LITHIUM_PPC_H_
+#endif  // V8_CRANKSHAFT_S390_LITHIUM_S390_H_