src/mips64/lithium-mips64.h

   1 // Copyright 2012 the V8 project authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef V8_MIPS_LITHIUM_MIPS_H_
   6 #define V8_MIPS_LITHIUM_MIPS_H_
   7
   8 #include "src/hydrogen.h"
   9 #include "src/lithium.h"
  10 #include "src/lithium-allocator.h"
  11 #include "src/safepoint-table.h"
  12 #include "src/utils.h"
  13
  14 namespace v8 {
  15 namespace internal {
  16
  17 // Forward declarations.
  18 class LCodeGen;
  19
  20 #define LITHIUM_CONCRETE_INSTRUCTION_LIST(V) \
  21   V(AccessArgumentsAt)                       \
  22   V(AddE)                                    \
  23   V(AddI)                                    \
  24   V(AddS)                                    \
  25   V(Allocate)                                \
  26   V(AllocateBlockContext)                    \
  27   V(ApplyArguments)                          \
  28   V(ArgumentsElements)                       \
  29   V(ArgumentsLength)                         \
  30   V(ArithmeticD)                             \
  31   V(ArithmeticT)                             \
  32   V(BitI)                                    \
  33   V(BoundsCheck)                             \
  34   V(Branch)                                  \
  35   V(CallJSFunction)                          \
  36   V(CallWithDescriptor)                      \
  37   V(CallFunction)                            \
  38   V(CallNew)                                 \
  39   V(CallNewArray)                            \
  40   V(CallRuntime)                             \
  41   V(CallStub)                                \
  42   V(CheckArrayBufferNotNeutered)             \
  43   V(CheckInstanceType)                       \
  44   V(CheckMaps)                               \
  45   V(CheckMapValue)                           \
  46   V(CheckNonSmi)                             \
  47   V(CheckSmi)                                \
  48   V(CheckValue)                              \
  49   V(ClampDToUint8)                           \
  50   V(ClampIToUint8)                           \
  51   V(ClampTToUint8)                           \
  52   V(ClassOfTestAndBranch)                    \
  53   V(CompareMinusZeroAndBranch)               \
  54   V(CompareNumericAndBranch)                 \
  55   V(CmpObjectEqAndBranch)                    \
  56   V(CmpHoleAndBranch)                        \
  57   V(CmpMapAndBranch)                         \
  58   V(CmpT)                                    \
  59   V(ConstantD)                               \
  60   V(ConstantE)                               \
  61   V(ConstantI)                               \
  62   V(ConstantS)                               \
  63   V(ConstantT)                               \
  64   V(ConstructDouble)                         \
  65   V(Context)                                 \
  66   V(DateField)                               \
  67   V(DebugBreak)                              \
  68   V(DeclareGlobals)                          \
  69   V(Deoptimize)                              \
  70   V(DivByConstI)                             \
  71   V(DivByPowerOf2I)                          \
  72   V(DivI)                                    \
  73   V(DoubleToI)                               \
  74   V(DoubleBits)                              \
  75   V(DoubleToSmi)                             \
  76   V(Drop)                                    \
  77   V(Dummy)                                   \
  78   V(DummyUse)                                \
  79   V(FlooringDivByConstI)                     \
  80   V(FlooringDivByPowerOf2I)                  \
  81   V(FlooringDivI)                            \
  82   V(ForInCacheArray)                         \
  83   V(ForInPrepareMap)                         \
  84   V(GetCachedArrayIndex)                     \
  85   V(Goto)                                    \
  86   V(HasCachedArrayIndexAndBranch)            \
  87   V(HasInPrototypeChainAndBranch)            \
  88   V(HasInstanceTypeAndBranch)                \
  89   V(InnerAllocatedObject)                    \
  90   V(InstanceOf)                              \
  91   V(InstructionGap)                          \
  92   V(Integer32ToDouble)                       \
  93   V(InvokeFunction)                          \
  94   V(IsConstructCallAndBranch)                \
  95   V(IsStringAndBranch)                       \
  96   V(IsSmiAndBranch)                          \
  97   V(IsUndetectableAndBranch)                 \
  98   V(Label)                                   \
  99   V(LazyBailout)                             \
 100   V(LoadContextSlot)                         \
 101   V(LoadRoot)                                \
 102   V(LoadFieldByIndex)                        \
 103   V(LoadFunctionPrototype)                   \
 104   V(LoadGlobalGeneric)                       \
 105   V(LoadGlobalViaContext)                    \
 106   V(LoadKeyed)                               \
 107   V(LoadKeyedGeneric)                        \
 108   V(LoadNamedField)                          \
 109   V(LoadNamedGeneric)                        \
 110   V(MapEnumLength)                           \
 111   V(MathAbs)                                 \
 112   V(MathExp)                                 \
 113   V(MathClz32)                               \
 114   V(MathFloor)                               \
 115   V(MathFround)                              \
 116   V(MathLog)                                 \
 117   V(MathMinMax)                              \
 118   V(MathPowHalf)                             \
 119   V(MathRound)                               \
 120   V(MathSqrt)                                \
 121   V(MaybeGrowElements)                       \
 122   V(ModByConstI)                             \
 123   V(ModByPowerOf2I)                          \
 124   V(ModI)                                    \
 125   V(MulI)                                    \
 126   V(MulS)                                    \
 127   V(MultiplyAddD)                            \
 128   V(NumberTagD)                              \
 129   V(NumberTagU)                              \
 130   V(NumberUntagD)                            \
 131   V(OsrEntry)                                \
 132   V(Parameter)                               \
 133   V(Power)                                   \
 134   V(Prologue)                                \
 135   V(PushArgument)                            \
 136   V(RegExpLiteral)                           \
 137   V(Return)                                  \
 138   V(SeqStringGetChar)                        \
 139   V(SeqStringSetChar)                        \
 140   V(ShiftI)                                  \
 141   V(SmiTag)                                  \
 142   V(SmiUntag)                                \
 143   V(StackCheck)                              \
 144   V(StoreCodeEntry)                          \
 145   V(StoreContextSlot)                        \
 146   V(StoreFrameContext)                       \
 147   V(StoreGlobalViaContext)                   \
 148   V(StoreKeyed)                              \
 149   V(StoreKeyedGeneric)                       \
 150   V(StoreNamedField)                         \
 151   V(StoreNamedGeneric)                       \
 152   V(StringAdd)                               \
 153   V(StringCharCodeAt)                        \
 154   V(StringCharFromCode)                      \
 155   V(StringCompareAndBranch)                  \
 156   V(SubI)                                    \
 157   V(SubS)                                    \
 158   V(TaggedToI)                               \
 159   V(ThisFunction)                            \
 160   V(ToFastProperties)                        \
 161   V(TransitionElementsKind)                  \
 162   V(TrapAllocationMemento)                   \
 163   V(Typeof)                                  \
 164   V(TypeofIsAndBranch)                       \
 165   V(Uint32ToDouble)                          \
 166   V(UnknownOSRValue)                         \
 167   V(WrapReceiver)
 168
 169 #define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic)            \
 170   Opcode opcode() const final { return LInstruction::k##type; } \
 171   void CompileToNative(LCodeGen* generator) final;              \
 172   const char* Mnemonic() const final { return mnemonic; }       \
 173   static L##type* cast(LInstruction* instr) {                   \
 174     DCHECK(instr->Is##type());                                  \
 175     return reinterpret_cast<L##type*>(instr);                   \
 176   }
 177
 178
 179 #define DECLARE_HYDROGEN_ACCESSOR(type)     \
 180   H##type* hydrogen() const {               \
 181     return H##type::cast(hydrogen_value()); \
 182   }
 183
 184
 185 class LInstruction : public ZoneObject {
 186  public:
 187   LInstruction()
 188       : environment_(NULL),
 189         hydrogen_value_(NULL),
 190         bit_field_(IsCallBits::encode(false)) {
 191   }
 192
 193   virtual ~LInstruction() {}
 194
 195   virtual void CompileToNative(LCodeGen* generator) = 0;
 196   virtual const char* Mnemonic() const = 0;
 197   virtual void PrintTo(StringStream* stream);
 198   virtual void PrintDataTo(StringStream* stream);
 199   virtual void PrintOutputOperandTo(StringStream* stream);
 200
 201   enum Opcode {
 202     // Declare a unique enum value for each instruction.
 203 #define DECLARE_OPCODE(type) k##type,
 204     LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE)
 205     kNumberOfInstructions
 206 #undef DECLARE_OPCODE
 207   };
 208
 209   virtual Opcode opcode() const = 0;
 210
 211   // Declare non-virtual type testers for all leaf IR classes.
 212 #define DECLARE_PREDICATE(type) \
 213   bool Is##type() const { return opcode() == k##type; }
 214   LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE)
 215 #undef DECLARE_PREDICATE
 216
 217   // Declare virtual predicates for instructions that don't have
 218   // an opcode.
 219   virtual bool IsGap() const { return false; }
 220
 221   virtual bool IsControl() const { return false; }
 222
 223   // Try deleting this instruction if possible.
 224   virtual bool TryDelete() { return false; }
 225
 226   void set_environment(LEnvironment* env) { environment_ = env; }
 227   LEnvironment* environment() const { return environment_; }
 228   bool HasEnvironment() const { return environment_ != NULL; }
 229
 230   void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); }
 231   LPointerMap* pointer_map() const { return pointer_map_.get(); }
 232   bool HasPointerMap() const { return pointer_map_.is_set(); }
 233
 234   void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; }
 235   HValue* hydrogen_value() const { return hydrogen_value_; }
 236
 237   void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); }
 238   bool IsCall() const { return IsCallBits::decode(bit_field_); }
 239
 240   // Interface to the register allocator and iterators.
 241   bool ClobbersTemps() const { return IsCall(); }
 242   bool ClobbersRegisters() const { return IsCall(); }
 243   virtual bool ClobbersDoubleRegisters(Isolate* isolate) const {
 244     return IsCall();
 245   }
 246
 247   // Interface to the register allocator and iterators.
 248   bool IsMarkedAsCall() const { return IsCall(); }
 249
 250   virtual bool HasResult() const = 0;
 251   virtual LOperand* result() const = 0;
 252
 253   LOperand* FirstInput() { return InputAt(0); }
 254   LOperand* Output() { return HasResult() ? result() : NULL; }
 255
 256   virtual bool HasInterestingComment(LCodeGen* gen) const { return true; }
 257
 258 #ifdef DEBUG
 259   void VerifyCall();
 260 #endif
 261
 262   virtual int InputCount() = 0;
 263   virtual LOperand* InputAt(int i) = 0;
 264
 265  private:
 266   // Iterator interface.
 267   friend class InputIterator;
 268
 269   friend class TempIterator;
 270   virtual int TempCount() = 0;
 271   virtual LOperand* TempAt(int i) = 0;
 272
 273   class IsCallBits: public BitField<bool, 0, 1> {};
 274
 275   LEnvironment* environment_;
 276   SetOncePointer<LPointerMap> pointer_map_;
 277   HValue* hydrogen_value_;
 278   int bit_field_;
 279 };
 280
 281
 282 // R = number of result operands (0 or 1).
 283 template<int R>
 284 class LTemplateResultInstruction : public LInstruction {
 285  public:
 286   // Allow 0 or 1 output operands.
 287   STATIC_ASSERT(R == 0 || R == 1);
 288   bool HasResult() const final { return R != 0 && result() != NULL; }
 289   void set_result(LOperand* operand) { results_[0] = operand; }
 290   LOperand* result() const override { return results_[0]; }
 291
 292  protected:
 293   EmbeddedContainer<LOperand*, R> results_;
 294 };
 295
 296
 297 // R = number of result operands (0 or 1).
 298 // I = number of input operands.
 299 // T = number of temporary operands.
 300 template<int R, int I, int T>
 301 class LTemplateInstruction : public LTemplateResultInstruction<R> {
 302  protected:
 303   EmbeddedContainer<LOperand*, I> inputs_;
 304   EmbeddedContainer<LOperand*, T> temps_;
 305
 306  private:
 307   // Iterator support.
 308   int InputCount() final { return I; }
 309   LOperand* InputAt(int i) final { return inputs_[i]; }
 310
 311   int TempCount() final { return T; }
 312   LOperand* TempAt(int i) final { return temps_[i]; }
 313 };
 314
 315
 316 class LGap : public LTemplateInstruction<0, 0, 0> {
 317  public:
 318   explicit LGap(HBasicBlock* block)
 319       : block_(block) {
 320     parallel_moves_[BEFORE] = NULL;
 321     parallel_moves_[START] = NULL;
 322     parallel_moves_[END] = NULL;
 323     parallel_moves_[AFTER] = NULL;
 324   }
 325
 326   // Can't use the DECLARE-macro here because of sub-classes.
 327   bool IsGap() const final { return true; }
 328   void PrintDataTo(StringStream* stream) override;
 329   static LGap* cast(LInstruction* instr) {
 330     DCHECK(instr->IsGap());
 331     return reinterpret_cast<LGap*>(instr);
 332   }
 333
 334   bool IsRedundant() const;
 335
 336   HBasicBlock* block() const { return block_; }
 337
 338   enum InnerPosition {
 339     BEFORE,
 340     START,
 341     END,
 342     AFTER,
 343     FIRST_INNER_POSITION = BEFORE,
 344     LAST_INNER_POSITION = AFTER
 345   };
 346
 347   LParallelMove* GetOrCreateParallelMove(InnerPosition pos, Zone* zone)  {
 348     if (parallel_moves_[pos] == NULL) {
 349       parallel_moves_[pos] = new(zone) LParallelMove(zone);
 350     }
 351     return parallel_moves_[pos];
 352   }
 353
 354   LParallelMove* GetParallelMove(InnerPosition pos)  {
 355     return parallel_moves_[pos];
 356   }
 357
 358  private:
 359   LParallelMove* parallel_moves_[LAST_INNER_POSITION + 1];
 360   HBasicBlock* block_;
 361 };
 362
 363
 364 class LInstructionGap final : public LGap {
 365  public:
 366   explicit LInstructionGap(HBasicBlock* block) : LGap(block) { }
 367
 368   bool HasInterestingComment(LCodeGen* gen) const override {
 369     return !IsRedundant();
 370   }
 371
 372   DECLARE_CONCRETE_INSTRUCTION(InstructionGap, "gap")
 373 };
 374
 375
 376 class LGoto final : public LTemplateInstruction<0, 0, 0> {
 377  public:
 378   explicit LGoto(HBasicBlock* block) : block_(block) { }
 379
 380   bool HasInterestingComment(LCodeGen* gen) const override;
 381   DECLARE_CONCRETE_INSTRUCTION(Goto, "goto")
 382   void PrintDataTo(StringStream* stream) override;
 383   bool IsControl() const override { return true; }
 384
 385   int block_id() const { return block_->block_id(); }
 386
 387  private:
 388   HBasicBlock* block_;
 389 };
 390
 391
 392 class LPrologue final : public LTemplateInstruction<0, 0, 0> {
 393  public:
 394   DECLARE_CONCRETE_INSTRUCTION(Prologue, "prologue")
 395 };
 396
 397
 398 class LLazyBailout final : public LTemplateInstruction<0, 0, 0> {
 399  public:
 400   LLazyBailout() : gap_instructions_size_(0) { }
 401
 402   DECLARE_CONCRETE_INSTRUCTION(LazyBailout, "lazy-bailout")
 403
 404   void set_gap_instructions_size(int gap_instructions_size) {
 405     gap_instructions_size_ = gap_instructions_size;
 406   }
 407   int gap_instructions_size() { return gap_instructions_size_; }
 408
 409  private:
 410   int gap_instructions_size_;
 411 };
 412
 413
 414 class LDummy final : public LTemplateInstruction<1, 0, 0> {
 415  public:
 416   LDummy() {}
 417   DECLARE_CONCRETE_INSTRUCTION(Dummy, "dummy")
 418 };
 419
 420
 421 class LDummyUse final : public LTemplateInstruction<1, 1, 0> {
 422  public:
 423   explicit LDummyUse(LOperand* value) {
 424     inputs_[0] = value;
 425   }
 426   DECLARE_CONCRETE_INSTRUCTION(DummyUse, "dummy-use")
 427 };
 428
 429
 430 class LDeoptimize final : public LTemplateInstruction<0, 0, 0> {
 431  public:
 432   bool IsControl() const override { return true; }
 433   DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize")
 434   DECLARE_HYDROGEN_ACCESSOR(Deoptimize)
 435 };
 436
 437
 438 class LLabel final : public LGap {
 439  public:
 440   explicit LLabel(HBasicBlock* block)
 441       : LGap(block), replacement_(NULL) { }
 442
 443   bool HasInterestingComment(LCodeGen* gen) const override { return false; }
 444   DECLARE_CONCRETE_INSTRUCTION(Label, "label")
 445
 446   void PrintDataTo(StringStream* stream) override;
 447
 448   int block_id() const { return block()->block_id(); }
 449   bool is_loop_header() const { return block()->IsLoopHeader(); }
 450   bool is_osr_entry() const { return block()->is_osr_entry(); }
 451   Label* label() { return &label_; }
 452   LLabel* replacement() const { return replacement_; }
 453   void set_replacement(LLabel* label) { replacement_ = label; }
 454   bool HasReplacement() const { return replacement_ != NULL; }
 455
 456  private:
 457   Label label_;
 458   LLabel* replacement_;
 459 };
 460
 461
 462 class LParameter final : public LTemplateInstruction<1, 0, 0> {
 463  public:
 464   bool HasInterestingComment(LCodeGen* gen) const override { return false; }
 465   DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter")
 466 };
 467
 468
 469 class LCallStub final : public LTemplateInstruction<1, 1, 0> {
 470  public:
 471   explicit LCallStub(LOperand* context) {
 472     inputs_[0] = context;
 473   }
 474
 475   LOperand* context() { return inputs_[0]; }
 476
 477   DECLARE_CONCRETE_INSTRUCTION(CallStub, "call-stub")
 478   DECLARE_HYDROGEN_ACCESSOR(CallStub)
 479 };
 480
 481
 482 class LUnknownOSRValue final : public LTemplateInstruction<1, 0, 0> {
 483  public:
 484   bool HasInterestingComment(LCodeGen* gen) const override { return false; }
 485   DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value")
 486 };
 487
 488
 489 template<int I, int T>
 490 class LControlInstruction : public LTemplateInstruction<0, I, T> {
 491  public:
 492   LControlInstruction() : false_label_(NULL), true_label_(NULL) { }
 493
 494   bool IsControl() const final { return true; }
 495
 496   int SuccessorCount() { return hydrogen()->SuccessorCount(); }
 497   HBasicBlock* SuccessorAt(int i) { return hydrogen()->SuccessorAt(i); }
 498
 499   int TrueDestination(LChunk* chunk) {
 500     return chunk->LookupDestination(true_block_id());
 501   }
 502   int FalseDestination(LChunk* chunk) {
 503     return chunk->LookupDestination(false_block_id());
 504   }
 505
 506   Label* TrueLabel(LChunk* chunk) {
 507     if (true_label_ == NULL) {
 508       true_label_ = chunk->GetAssemblyLabel(TrueDestination(chunk));
 509     }
 510     return true_label_;
 511   }
 512   Label* FalseLabel(LChunk* chunk) {
 513     if (false_label_ == NULL) {
 514       false_label_ = chunk->GetAssemblyLabel(FalseDestination(chunk));
 515     }
 516     return false_label_;
 517   }
 518
 519  protected:
 520   int true_block_id() { return SuccessorAt(0)->block_id(); }
 521   int false_block_id() { return SuccessorAt(1)->block_id(); }
 522
 523  private:
 524   HControlInstruction* hydrogen() {
 525     return HControlInstruction::cast(this->hydrogen_value());
 526   }
 527
 528   Label* false_label_;
 529   Label* true_label_;
 530 };
 531
 532
 533 class LWrapReceiver final : public LTemplateInstruction<1, 2, 0> {
 534  public:
 535   LWrapReceiver(LOperand* receiver, LOperand* function) {
 536     inputs_[0] = receiver;
 537     inputs_[1] = function;
 538   }
 539
 540   DECLARE_CONCRETE_INSTRUCTION(WrapReceiver, "wrap-receiver")
 541   DECLARE_HYDROGEN_ACCESSOR(WrapReceiver)
 542
 543   LOperand* receiver() { return inputs_[0]; }
 544   LOperand* function() { return inputs_[1]; }
 545 };
 546
 547
 548 class LApplyArguments final : public LTemplateInstruction<1, 4, 0> {
 549  public:
 550   LApplyArguments(LOperand* function,
 551                   LOperand* receiver,
 552                   LOperand* length,
 553                   LOperand* elements) {
 554     inputs_[0] = function;
 555     inputs_[1] = receiver;
 556     inputs_[2] = length;
 557     inputs_[3] = elements;
 558   }
 559
 560   DECLARE_CONCRETE_INSTRUCTION(ApplyArguments, "apply-arguments")
 561
 562   LOperand* function() { return inputs_[0]; }
 563   LOperand* receiver() { return inputs_[1]; }
 564   LOperand* length() { return inputs_[2]; }
 565   LOperand* elements() { return inputs_[3]; }
 566 };
 567
 568
 569 class LAccessArgumentsAt final : public LTemplateInstruction<1, 3, 0> {
 570  public:
 571   LAccessArgumentsAt(LOperand* arguments, LOperand* length, LOperand* index) {
 572     inputs_[0] = arguments;
 573     inputs_[1] = length;
 574     inputs_[2] = index;
 575   }
 576
 577   DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt, "access-arguments-at")
 578
 579   LOperand* arguments() { return inputs_[0]; }
 580   LOperand* length() { return inputs_[1]; }
 581   LOperand* index() { return inputs_[2]; }
 582
 583   void PrintDataTo(StringStream* stream) override;
 584 };
 585
 586
 587 class LArgumentsLength final : public LTemplateInstruction<1, 1, 0> {
 588  public:
 589   explicit LArgumentsLength(LOperand* elements) {
 590     inputs_[0] = elements;
 591   }
 592
 593   LOperand* elements() { return inputs_[0]; }
 594
 595   DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length")
 596 };
 597
 598
 599 class LArgumentsElements final : public LTemplateInstruction<1, 0, 0> {
 600  public:
 601   DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements")
 602   DECLARE_HYDROGEN_ACCESSOR(ArgumentsElements)
 603 };
 604
 605
 606 class LModByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
 607  public:
 608   LModByPowerOf2I(LOperand* dividend, int32_t divisor) {
 609     inputs_[0] = dividend;
 610     divisor_ = divisor;
 611   }
 612
 613   LOperand* dividend() { return inputs_[0]; }
 614   int32_t divisor() const { return divisor_; }
 615
 616   DECLARE_CONCRETE_INSTRUCTION(ModByPowerOf2I, "mod-by-power-of-2-i")
 617   DECLARE_HYDROGEN_ACCESSOR(Mod)
 618
 619  private:
 620   int32_t divisor_;
 621 };
 622
 623
 624 class LModByConstI final : public LTemplateInstruction<1, 1, 0> {
 625  public:
 626   LModByConstI(LOperand* dividend, int32_t divisor) {
 627     inputs_[0] = dividend;
 628     divisor_ = divisor;
 629   }
 630
 631   LOperand* dividend() { return inputs_[0]; }
 632   int32_t divisor() const { return divisor_; }
 633
 634   DECLARE_CONCRETE_INSTRUCTION(ModByConstI, "mod-by-const-i")
 635   DECLARE_HYDROGEN_ACCESSOR(Mod)
 636
 637  private:
 638   int32_t divisor_;
 639 };
 640
 641
 642 class LModI final : public LTemplateInstruction<1, 2, 3> {
 643  public:
 644   LModI(LOperand* left,
 645         LOperand* right) {
 646     inputs_[0] = left;
 647     inputs_[1] = right;
 648   }
 649
 650   LOperand* left() { return inputs_[0]; }
 651   LOperand* right() { return inputs_[1]; }
 652
 653   DECLARE_CONCRETE_INSTRUCTION(ModI, "mod-i")
 654   DECLARE_HYDROGEN_ACCESSOR(Mod)
 655 };
 656
 657
 658 class LDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
 659  public:
 660   LDivByPowerOf2I(LOperand* dividend, int32_t divisor) {
 661     inputs_[0] = dividend;
 662     divisor_ = divisor;
 663   }
 664
 665   LOperand* dividend() { return inputs_[0]; }
 666   int32_t divisor() const { return divisor_; }
 667
 668   DECLARE_CONCRETE_INSTRUCTION(DivByPowerOf2I, "div-by-power-of-2-i")
 669   DECLARE_HYDROGEN_ACCESSOR(Div)
 670
 671  private:
 672   int32_t divisor_;
 673 };
 674
 675
 676 class LDivByConstI final : public LTemplateInstruction<1, 1, 0> {
 677  public:
 678   LDivByConstI(LOperand* dividend, int32_t divisor) {
 679     inputs_[0] = dividend;
 680     divisor_ = divisor;
 681   }
 682
 683   LOperand* dividend() { return inputs_[0]; }
 684   int32_t divisor() const { return divisor_; }
 685
 686   DECLARE_CONCRETE_INSTRUCTION(DivByConstI, "div-by-const-i")
 687   DECLARE_HYDROGEN_ACCESSOR(Div)
 688
 689  private:
 690   int32_t divisor_;
 691 };
 692
 693
 694 class LDivI final : public LTemplateInstruction<1, 2, 1> {
 695  public:
 696   LDivI(LOperand* dividend, LOperand* divisor,  LOperand* temp) {
 697     inputs_[0] = dividend;
 698     inputs_[1] = divisor;
 699     temps_[0] = temp;
 700   }
 701
 702   LOperand* dividend() { return inputs_[0]; }
 703   LOperand* divisor() { return inputs_[1]; }
 704   LOperand* temp() { return temps_[0]; }
 705
 706   DECLARE_CONCRETE_INSTRUCTION(DivI, "div-i")
 707   DECLARE_HYDROGEN_ACCESSOR(BinaryOperation)
 708 };
 709
 710
 711 class LFlooringDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
 712  public:
 713   LFlooringDivByPowerOf2I(LOperand* dividend, int32_t divisor) {
 714     inputs_[0] = dividend;
 715     divisor_ = divisor;
 716   }
 717
 718   LOperand* dividend() { return inputs_[0]; }
 719   int32_t divisor() { return divisor_; }
 720
 721   DECLARE_CONCRETE_INSTRUCTION(FlooringDivByPowerOf2I,
 722                                "flooring-div-by-power-of-2-i")
 723   DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)
 724
 725  private:
 726   int32_t divisor_;
 727 };
 728
 729
 730 class LFlooringDivByConstI final : public LTemplateInstruction<1, 1, 2> {
 731  public:
 732   LFlooringDivByConstI(LOperand* dividend, int32_t divisor, LOperand* temp) {
 733     inputs_[0] = dividend;
 734     divisor_ = divisor;
 735     temps_[0] = temp;
 736   }
 737
 738   LOperand* dividend() { return inputs_[0]; }
 739   int32_t divisor() const { return divisor_; }
 740   LOperand* temp() { return temps_[0]; }
 741
 742   DECLARE_CONCRETE_INSTRUCTION(FlooringDivByConstI, "flooring-div-by-const-i")
 743   DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)
 744
 745  private:
 746   int32_t divisor_;
 747 };
 748
 749
 750 class LFlooringDivI final : public LTemplateInstruction<1, 2, 0> {
 751  public:
 752   LFlooringDivI(LOperand* dividend, LOperand* divisor) {
 753     inputs_[0] = dividend;
 754     inputs_[1] = divisor;
 755   }
 756
 757   LOperand* dividend() { return inputs_[0]; }
 758   LOperand* divisor() { return inputs_[1]; }
 759
 760   DECLARE_CONCRETE_INSTRUCTION(FlooringDivI, "flooring-div-i")
 761   DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)
 762 };
 763
 764
 765 class LMulS final : public LTemplateInstruction<1, 2, 0> {
 766  public:
 767   LMulS(LOperand* left, LOperand* right) {
 768     inputs_[0] = left;
 769     inputs_[1] = right;
 770   }
 771
 772   LOperand* left() { return inputs_[0]; }
 773   LOperand* right() { return inputs_[1]; }
 774
 775   DECLARE_CONCRETE_INSTRUCTION(MulS, "mul-s")
 776   DECLARE_HYDROGEN_ACCESSOR(Mul)
 777 };
 778
 779
 780 class LMulI final : public LTemplateInstruction<1, 2, 0> {
 781  public:
 782   LMulI(LOperand* left, LOperand* right) {
 783     inputs_[0] = left;
 784     inputs_[1] = right;
 785   }
 786
 787   LOperand* left() { return inputs_[0]; }
 788   LOperand* right() { return inputs_[1]; }
 789
 790   DECLARE_CONCRETE_INSTRUCTION(MulI, "mul-i")
 791   DECLARE_HYDROGEN_ACCESSOR(Mul)
 792 };
 793
 794
 795 // Instruction for computing multiplier * multiplicand + addend.
 796 class LMultiplyAddD final : public LTemplateInstruction<1, 3, 0> {
 797  public:
 798   LMultiplyAddD(LOperand* addend, LOperand* multiplier,
 799                 LOperand* multiplicand) {
 800     inputs_[0] = addend;
 801     inputs_[1] = multiplier;
 802     inputs_[2] = multiplicand;
 803   }
 804
 805   LOperand* addend() { return inputs_[0]; }
 806   LOperand* multiplier() { return inputs_[1]; }
 807   LOperand* multiplicand() { return inputs_[2]; }
 808
 809   DECLARE_CONCRETE_INSTRUCTION(MultiplyAddD, "multiply-add-d")
 810 };
 811
 812
 813 class LDebugBreak final : public LTemplateInstruction<0, 0, 0> {
 814  public:
 815   DECLARE_CONCRETE_INSTRUCTION(DebugBreak, "break")
 816 };
 817
 818
 819 class LCompareNumericAndBranch final : public LControlInstruction<2, 0> {
 820  public:
 821   LCompareNumericAndBranch(LOperand* left, LOperand* right) {
 822     inputs_[0] = left;
 823     inputs_[1] = right;
 824   }
 825
 826   LOperand* left() { return inputs_[0]; }
 827   LOperand* right() { return inputs_[1]; }
 828
 829   DECLARE_CONCRETE_INSTRUCTION(CompareNumericAndBranch,
 830                                "compare-numeric-and-branch")
 831   DECLARE_HYDROGEN_ACCESSOR(CompareNumericAndBranch)
 832
 833   Token::Value op() const { return hydrogen()->token(); }
 834   bool is_double() const {
 835     return hydrogen()->representation().IsDouble();
 836   }
 837
 838   void PrintDataTo(StringStream* stream) override;
 839 };
 840
 841
 842 class LMathFloor final : public LTemplateInstruction<1, 1, 1> {
 843  public:
 844   LMathFloor(LOperand* value, LOperand* temp) {
 845     inputs_[0] = value;
 846     temps_[0] = temp;
 847   }
 848
 849   LOperand* value() { return inputs_[0]; }
 850   LOperand* temp() { return temps_[0]; }
 851
 852   DECLARE_CONCRETE_INSTRUCTION(MathFloor, "math-floor")
 853   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 854 };
 855
 856
 857 class LMathRound final : public LTemplateInstruction<1, 1, 1> {
 858  public:
 859   LMathRound(LOperand* value, LOperand* temp) {
 860     inputs_[0] = value;
 861     temps_[0] = temp;
 862   }
 863
 864   LOperand* value() { return inputs_[0]; }
 865   LOperand* temp() { return temps_[0]; }
 866
 867   DECLARE_CONCRETE_INSTRUCTION(MathRound, "math-round")
 868   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 869 };
 870
 871
 872 class LMathFround final : public LTemplateInstruction<1, 1, 0> {
 873  public:
 874   explicit LMathFround(LOperand* value) { inputs_[0] = value; }
 875
 876   LOperand* value() { return inputs_[0]; }
 877
 878   DECLARE_CONCRETE_INSTRUCTION(MathFround, "math-fround")
 879 };
 880
 881
 882 class LMathAbs final : public LTemplateInstruction<1, 2, 0> {
 883  public:
 884   LMathAbs(LOperand* context, LOperand* value) {
 885     inputs_[1] = context;
 886     inputs_[0] = value;
 887   }
 888
 889   LOperand* context() { return inputs_[1]; }
 890   LOperand* value() { return inputs_[0]; }
 891
 892   DECLARE_CONCRETE_INSTRUCTION(MathAbs, "math-abs")
 893   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 894 };
 895
 896
 897 class LMathLog final : public LTemplateInstruction<1, 1, 0> {
 898  public:
 899   explicit LMathLog(LOperand* value) {
 900     inputs_[0] = value;
 901   }
 902
 903   LOperand* value() { return inputs_[0]; }
 904
 905   DECLARE_CONCRETE_INSTRUCTION(MathLog, "math-log")
 906 };
 907
 908
 909 class LMathClz32 final : public LTemplateInstruction<1, 1, 0> {
 910  public:
 911   explicit LMathClz32(LOperand* value) {
 912     inputs_[0] = value;
 913   }
 914
 915   LOperand* value() { return inputs_[0]; }
 916
 917   DECLARE_CONCRETE_INSTRUCTION(MathClz32, "math-clz32")
 918 };
 919
 920
 921 class LMathExp final : public LTemplateInstruction<1, 1, 3> {
 922  public:
 923   LMathExp(LOperand* value,
 924            LOperand* double_temp,
 925            LOperand* temp1,
 926            LOperand* temp2) {
 927     inputs_[0] = value;
 928     temps_[0] = temp1;
 929     temps_[1] = temp2;
 930     temps_[2] = double_temp;
 931     ExternalReference::InitializeMathExpData();
 932   }
 933
 934   LOperand* value() { return inputs_[0]; }
 935   LOperand* temp1() { return temps_[0]; }
 936   LOperand* temp2() { return temps_[1]; }
 937   LOperand* double_temp() { return temps_[2]; }
 938
 939   DECLARE_CONCRETE_INSTRUCTION(MathExp, "math-exp")
 940 };
 941
 942
 943 class LMathSqrt final : public LTemplateInstruction<1, 1, 0> {
 944  public:
 945   explicit LMathSqrt(LOperand* value) {
 946     inputs_[0] = value;
 947   }
 948
 949   LOperand* value() { return inputs_[0]; }
 950
 951   DECLARE_CONCRETE_INSTRUCTION(MathSqrt, "math-sqrt")
 952 };
 953
 954
 955 class LMathPowHalf final : public LTemplateInstruction<1, 1, 1> {
 956  public:
 957   LMathPowHalf(LOperand* value, LOperand* temp) {
 958     inputs_[0] = value;
 959     temps_[0] = temp;
 960   }
 961
 962   LOperand* value() { return inputs_[0]; }
 963   LOperand* temp() { return temps_[0]; }
 964
 965   DECLARE_CONCRETE_INSTRUCTION(MathPowHalf, "math-pow-half")
 966 };
 967
 968
 969 class LCmpObjectEqAndBranch final : public LControlInstruction<2, 0> {
 970  public:
 971   LCmpObjectEqAndBranch(LOperand* left, LOperand* right) {
 972     inputs_[0] = left;
 973     inputs_[1] = right;
 974   }
 975
 976   LOperand* left() { return inputs_[0]; }
 977   LOperand* right() { return inputs_[1]; }
 978
 979   DECLARE_CONCRETE_INSTRUCTION(CmpObjectEqAndBranch, "cmp-object-eq-and-branch")
 980   DECLARE_HYDROGEN_ACCESSOR(CompareObjectEqAndBranch)
 981 };
 982
 983
 984 class LCmpHoleAndBranch final : public LControlInstruction<1, 0> {
 985  public:
 986   explicit LCmpHoleAndBranch(LOperand* object) {
 987     inputs_[0] = object;
 988   }
 989
 990   LOperand* object() { return inputs_[0]; }
 991
 992   DECLARE_CONCRETE_INSTRUCTION(CmpHoleAndBranch, "cmp-hole-and-branch")
 993   DECLARE_HYDROGEN_ACCESSOR(CompareHoleAndBranch)
 994 };
 995
 996
 997 class LCompareMinusZeroAndBranch final : public LControlInstruction<1, 1> {
 998  public:
 999   LCompareMinusZeroAndBranch(LOperand* value, LOperand* temp) {
1000     inputs_[0] = value;
1001     temps_[0] = temp;
1002   }
1003
1004   LOperand* value() { return inputs_[0]; }
1005   LOperand* temp() { return temps_[0]; }
1006
1007   DECLARE_CONCRETE_INSTRUCTION(CompareMinusZeroAndBranch,
1008                                "cmp-minus-zero-and-branch")
1009   DECLARE_HYDROGEN_ACCESSOR(CompareMinusZeroAndBranch)
1010 };
1011
1012
1013 class LIsStringAndBranch final : public LControlInstruction<1, 1> {
1014  public:
1015   LIsStringAndBranch(LOperand* value, LOperand* temp) {
1016     inputs_[0] = value;
1017     temps_[0] = temp;
1018   }
1019
1020   LOperand* value() { return inputs_[0]; }
1021   LOperand* temp() { return temps_[0]; }
1022
1023   DECLARE_CONCRETE_INSTRUCTION(IsStringAndBranch, "is-string-and-branch")
1024   DECLARE_HYDROGEN_ACCESSOR(IsStringAndBranch)
1025
1026   void PrintDataTo(StringStream* stream) override;
1027 };
1028
1029
1030 class LIsSmiAndBranch final : public LControlInstruction<1, 0> {
1031  public:
1032   explicit LIsSmiAndBranch(LOperand* value) {
1033     inputs_[0] = value;
1034   }
1035
1036   LOperand* value() { return inputs_[0]; }
1037
1038   DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch")
1039   DECLARE_HYDROGEN_ACCESSOR(IsSmiAndBranch)
1040
1041   void PrintDataTo(StringStream* stream) override;
1042 };
1043
1044
1045 class LIsUndetectableAndBranch final : public LControlInstruction<1, 1> {
1046  public:
1047   explicit LIsUndetectableAndBranch(LOperand* value, LOperand* temp) {
1048     inputs_[0] = value;
1049     temps_[0] = temp;
1050   }
1051
1052   LOperand* value() { return inputs_[0]; }
1053   LOperand* temp() { return temps_[0]; }
1054
1055   DECLARE_CONCRETE_INSTRUCTION(IsUndetectableAndBranch,
1056                                "is-undetectable-and-branch")
1057   DECLARE_HYDROGEN_ACCESSOR(IsUndetectableAndBranch)
1058
1059   void PrintDataTo(StringStream* stream) override;
1060 };
1061
1062
1063 class LStringCompareAndBranch final : public LControlInstruction<3, 0> {
1064  public:
1065   LStringCompareAndBranch(LOperand* context, LOperand* left, LOperand* right) {
1066     inputs_[0] = context;
1067     inputs_[1] = left;
1068     inputs_[2] = right;
1069   }
1070
1071   LOperand* context() { return inputs_[0]; }
1072   LOperand* left() { return inputs_[1]; }
1073   LOperand* right() { return inputs_[2]; }
1074
1075   DECLARE_CONCRETE_INSTRUCTION(StringCompareAndBranch,
1076                                "string-compare-and-branch")
1077   DECLARE_HYDROGEN_ACCESSOR(StringCompareAndBranch)
1078
1079   Token::Value op() const { return hydrogen()->token(); }
1080
1081   void PrintDataTo(StringStream* stream) override;
1082 };
1083
1084
1085 class LHasInstanceTypeAndBranch final : public LControlInstruction<1, 0> {
1086  public:
1087   explicit LHasInstanceTypeAndBranch(LOperand* value) {
1088     inputs_[0] = value;
1089   }
1090
1091   LOperand* value() { return inputs_[0]; }
1092
1093   DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch,
1094                                "has-instance-type-and-branch")
1095   DECLARE_HYDROGEN_ACCESSOR(HasInstanceTypeAndBranch)
1096
1097   void PrintDataTo(StringStream* stream) override;
1098 };
1099
1100
1101 class LGetCachedArrayIndex final : public LTemplateInstruction<1, 1, 0> {
1102  public:
1103   explicit LGetCachedArrayIndex(LOperand* value) {
1104     inputs_[0] = value;
1105   }
1106
1107   LOperand* value() { return inputs_[0]; }
1108
1109   DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex, "get-cached-array-index")
1110   DECLARE_HYDROGEN_ACCESSOR(GetCachedArrayIndex)
1111 };
1112
1113
1114 class LHasCachedArrayIndexAndBranch final : public LControlInstruction<1, 0> {
1115  public:
1116   explicit LHasCachedArrayIndexAndBranch(LOperand* value) {
1117     inputs_[0] = value;
1118   }
1119
1120   LOperand* value() { return inputs_[0]; }
1121
1122   DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch,
1123                                "has-cached-array-index-and-branch")
1124   DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndexAndBranch)
1125
1126   void PrintDataTo(StringStream* stream) override;
1127 };
1128
1129
1130 class LClassOfTestAndBranch final : public LControlInstruction<1, 1> {
1131  public:
1132   LClassOfTestAndBranch(LOperand* value, LOperand* temp) {
1133     inputs_[0] = value;
1134     temps_[0] = temp;
1135   }
1136
1137   LOperand* value() { return inputs_[0]; }
1138   LOperand* temp() { return temps_[0]; }
1139
1140   DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch,
1141                                "class-of-test-and-branch")
1142   DECLARE_HYDROGEN_ACCESSOR(ClassOfTestAndBranch)
1143
1144   void PrintDataTo(StringStream* stream) override;
1145 };
1146
1147
1148 class LCmpT final : public LTemplateInstruction<1, 3, 0> {
1149  public:
1150   LCmpT(LOperand* context, LOperand* left, LOperand* right) {
1151     inputs_[0] = context;
1152     inputs_[1] = left;
1153     inputs_[2] = right;
1154   }
1155
1156   LOperand* context() { return inputs_[0]; }
1157   LOperand* left() { return inputs_[1]; }
1158   LOperand* right() { return inputs_[2]; }
1159
1160   DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t")
1161   DECLARE_HYDROGEN_ACCESSOR(CompareGeneric)
1162
1163   Strength strength() { return hydrogen()->strength(); }
1164
1165   Token::Value op() const { return hydrogen()->token(); }
1166 };
1167
1168
1169 class LInstanceOf final : public LTemplateInstruction<1, 3, 0> {
1170  public:
1171   LInstanceOf(LOperand* context, LOperand* left, LOperand* right) {
1172     inputs_[0] = context;
1173     inputs_[1] = left;
1174     inputs_[2] = right;
1175   }
1176
1177   LOperand* context() const { return inputs_[0]; }
1178   LOperand* left() const { return inputs_[1]; }
1179   LOperand* right() const { return inputs_[2]; }
1180
1181   DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of")
1182 };
1183
1184
1185 class LHasInPrototypeChainAndBranch final : public LControlInstruction<2, 0> {
1186  public:
1187   LHasInPrototypeChainAndBranch(LOperand* object, LOperand* prototype) {
1188     inputs_[0] = object;
1189     inputs_[1] = prototype;
1190   }
1191
1192   LOperand* object() const { return inputs_[0]; }
1193   LOperand* prototype() const { return inputs_[1]; }
1194
1195   DECLARE_CONCRETE_INSTRUCTION(HasInPrototypeChainAndBranch,
1196                                "has-in-prototype-chain-and-branch")
1197   DECLARE_HYDROGEN_ACCESSOR(HasInPrototypeChainAndBranch)
1198 };
1199
1200
1201 class LBoundsCheck final : public LTemplateInstruction<0, 2, 0> {
1202  public:
1203   LBoundsCheck(LOperand* index, LOperand* length) {
1204     inputs_[0] = index;
1205     inputs_[1] = length;
1206   }
1207
1208   LOperand* index() { return inputs_[0]; }
1209   LOperand* length() { return inputs_[1]; }
1210
1211   DECLARE_CONCRETE_INSTRUCTION(BoundsCheck, "bounds-check")
1212   DECLARE_HYDROGEN_ACCESSOR(BoundsCheck)
1213 };
1214
1215
1216 class LBitI final : public LTemplateInstruction<1, 2, 0> {
1217  public:
1218   LBitI(LOperand* left, LOperand* right) {
1219     inputs_[0] = left;
1220     inputs_[1] = right;
1221   }
1222
1223   LOperand* left() { return inputs_[0]; }
1224   LOperand* right() { return inputs_[1]; }
1225
1226   Token::Value op() const { return hydrogen()->op(); }
1227
1228   DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i")
1229   DECLARE_HYDROGEN_ACCESSOR(Bitwise)
1230 };
1231
1232
1233 class LShiftI final : public LTemplateInstruction<1, 2, 0> {
1234  public:
1235   LShiftI(Token::Value op, LOperand* left, LOperand* right, bool can_deopt)
1236       : op_(op), can_deopt_(can_deopt) {
1237     inputs_[0] = left;
1238     inputs_[1] = right;
1239   }
1240
1241   Token::Value op() const { return op_; }
1242   LOperand* left() { return inputs_[0]; }
1243   LOperand* right() { return inputs_[1]; }
1244   bool can_deopt() const { return can_deopt_; }
1245
1246   DECLARE_CONCRETE_INSTRUCTION(ShiftI, "shift-i")
1247
1248  private:
1249   Token::Value op_;
1250   bool can_deopt_;
1251 };
1252
1253
1254 class LSubI final : public LTemplateInstruction<1, 2, 0> {
1255  public:
1256   LSubI(LOperand* left, LOperand* right) {
1257     inputs_[0] = left;
1258     inputs_[1] = right;
1259   }
1260
1261   LOperand* left() { return inputs_[0]; }
1262   LOperand* right() { return inputs_[1]; }
1263
1264   DECLARE_CONCRETE_INSTRUCTION(SubI, "sub-i")
1265   DECLARE_HYDROGEN_ACCESSOR(Sub)
1266 };
1267
1268
1269 class LSubS final : public LTemplateInstruction<1, 2, 0> {
1270  public:
1271   LSubS(LOperand* left, LOperand* right) {
1272     inputs_[0] = left;
1273     inputs_[1] = right;
1274   }
1275
1276   LOperand* left() { return inputs_[0]; }
1277   LOperand* right() { return inputs_[1]; }
1278
1279   DECLARE_CONCRETE_INSTRUCTION(SubS, "sub-s")
1280   DECLARE_HYDROGEN_ACCESSOR(Sub)
1281 };
1282
1283
1284 class LConstantI final : public LTemplateInstruction<1, 0, 0> {
1285  public:
1286   DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i")
1287   DECLARE_HYDROGEN_ACCESSOR(Constant)
1288
1289   int32_t value() const { return hydrogen()->Integer32Value(); }
1290 };
1291
1292
1293 class LConstantS final : public LTemplateInstruction<1, 0, 0> {
1294  public:
1295   DECLARE_CONCRETE_INSTRUCTION(ConstantS, "constant-s")
1296   DECLARE_HYDROGEN_ACCESSOR(Constant)
1297
1298   Smi* value() const { return Smi::FromInt(hydrogen()->Integer32Value()); }
1299 };
1300
1301
1302 class LConstantD final : public LTemplateInstruction<1, 0, 0> {
1303  public:
1304   DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d")
1305   DECLARE_HYDROGEN_ACCESSOR(Constant)
1306
1307   double value() const { return hydrogen()->DoubleValue(); }
1308 };
1309
1310
1311 class LConstantE final : public LTemplateInstruction<1, 0, 0> {
1312  public:
1313   DECLARE_CONCRETE_INSTRUCTION(ConstantE, "constant-e")
1314   DECLARE_HYDROGEN_ACCESSOR(Constant)
1315
1316   ExternalReference value() const {
1317     return hydrogen()->ExternalReferenceValue();
1318   }
1319 };
1320
1321
1322 class LConstantT final : public LTemplateInstruction<1, 0, 0> {
1323  public:
1324   DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t")
1325   DECLARE_HYDROGEN_ACCESSOR(Constant)
1326
1327   Handle<Object> value(Isolate* isolate) const {
1328     return hydrogen()->handle(isolate);
1329   }
1330 };
1331
1332
1333 class LBranch final : public LControlInstruction<1, 0> {
1334  public:
1335   explicit LBranch(LOperand* value) {
1336     inputs_[0] = value;
1337   }
1338
1339   LOperand* value() { return inputs_[0]; }
1340
1341   DECLARE_CONCRETE_INSTRUCTION(Branch, "branch")
1342   DECLARE_HYDROGEN_ACCESSOR(Branch)
1343
1344   void PrintDataTo(StringStream* stream) override;
1345 };
1346
1347
1348 class LCmpMapAndBranch final : public LControlInstruction<1, 1> {
1349  public:
1350   LCmpMapAndBranch(LOperand* value, LOperand* temp) {
1351     inputs_[0] = value;
1352     temps_[0] = temp;
1353   }
1354
1355   LOperand* value() { return inputs_[0]; }
1356   LOperand* temp() { return temps_[0]; }
1357
1358   DECLARE_CONCRETE_INSTRUCTION(CmpMapAndBranch, "cmp-map-and-branch")
1359   DECLARE_HYDROGEN_ACCESSOR(CompareMap)
1360
1361   Handle<Map> map() const { return hydrogen()->map().handle(); }
1362 };
1363
1364
1365 class LMapEnumLength final : public LTemplateInstruction<1, 1, 0> {
1366  public:
1367   explicit LMapEnumLength(LOperand* value) {
1368     inputs_[0] = value;
1369   }
1370
1371   LOperand* value() { return inputs_[0]; }
1372
1373   DECLARE_CONCRETE_INSTRUCTION(MapEnumLength, "map-enum-length")
1374 };
1375
1376
1377 class LDateField final : public LTemplateInstruction<1, 1, 1> {
1378  public:
1379   LDateField(LOperand* date, LOperand* temp, Smi* index) : index_(index) {
1380     inputs_[0] = date;
1381     temps_[0] = temp;
1382   }
1383
1384   LOperand* date() { return inputs_[0]; }
1385   LOperand* temp() { return temps_[0]; }
1386   Smi* index() const { return index_; }
1387
1388   DECLARE_CONCRETE_INSTRUCTION(DateField, "date-field")
1389   DECLARE_HYDROGEN_ACCESSOR(DateField)
1390
1391  private:
1392   Smi* index_;
1393 };
1394
1395
1396 class LSeqStringGetChar final : public LTemplateInstruction<1, 2, 0> {
1397  public:
1398   LSeqStringGetChar(LOperand* string, LOperand* index) {
1399     inputs_[0] = string;
1400     inputs_[1] = index;
1401   }
1402
1403   LOperand* string() const { return inputs_[0]; }
1404   LOperand* index() const { return inputs_[1]; }
1405
1406   DECLARE_CONCRETE_INSTRUCTION(SeqStringGetChar, "seq-string-get-char")
1407   DECLARE_HYDROGEN_ACCESSOR(SeqStringGetChar)
1408 };
1409
1410
1411 class LSeqStringSetChar final : public LTemplateInstruction<1, 4, 0> {
1412  public:
1413   LSeqStringSetChar(LOperand* context,
1414                     LOperand* string,
1415                     LOperand* index,
1416                     LOperand* value) {
1417     inputs_[0] = context;
1418     inputs_[1] = string;
1419     inputs_[2] = index;
1420     inputs_[3] = value;
1421   }
1422
1423   LOperand* string() { return inputs_[1]; }
1424   LOperand* index() { return inputs_[2]; }
1425   LOperand* value() { return inputs_[3]; }
1426
1427   DECLARE_CONCRETE_INSTRUCTION(SeqStringSetChar, "seq-string-set-char")
1428   DECLARE_HYDROGEN_ACCESSOR(SeqStringSetChar)
1429 };
1430
1431
1432 class LAddE final : public LTemplateInstruction<1, 2, 0> {
1433  public:
1434   LAddE(LOperand* left, LOperand* right) {
1435     inputs_[0] = left;
1436     inputs_[1] = right;
1437   }
1438
1439   LOperand* left() { return inputs_[0]; }
1440   LOperand* right() { return inputs_[1]; }
1441
1442   DECLARE_CONCRETE_INSTRUCTION(AddE, "add-e")
1443   DECLARE_HYDROGEN_ACCESSOR(Add)
1444 };
1445
1446
1447 class LAddI final : public LTemplateInstruction<1, 2, 0> {
1448  public:
1449   LAddI(LOperand* left, LOperand* right) {
1450     inputs_[0] = left;
1451     inputs_[1] = right;
1452   }
1453
1454   LOperand* left() { return inputs_[0]; }
1455   LOperand* right() { return inputs_[1]; }
1456
1457   DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i")
1458   DECLARE_HYDROGEN_ACCESSOR(Add)
1459 };
1460
1461
1462 class LAddS final : public LTemplateInstruction<1, 2, 0> {
1463  public:
1464   LAddS(LOperand* left, LOperand* right) {
1465     inputs_[0] = left;
1466     inputs_[1] = right;
1467   }
1468
1469   LOperand* left() { return inputs_[0]; }
1470   LOperand* right() { return inputs_[1]; }
1471
1472   DECLARE_CONCRETE_INSTRUCTION(AddS, "add-s")
1473   DECLARE_HYDROGEN_ACCESSOR(Add)
1474 };
1475
1476
1477 class LMathMinMax final : public LTemplateInstruction<1, 2, 0> {
1478  public:
1479   LMathMinMax(LOperand* left, LOperand* right) {
1480     inputs_[0] = left;
1481     inputs_[1] = right;
1482   }
1483
1484   LOperand* left() { return inputs_[0]; }
1485   LOperand* right() { return inputs_[1]; }
1486
1487   DECLARE_CONCRETE_INSTRUCTION(MathMinMax, "math-min-max")
1488   DECLARE_HYDROGEN_ACCESSOR(MathMinMax)
1489 };
1490
1491
1492 class LPower final : public LTemplateInstruction<1, 2, 0> {
1493  public:
1494   LPower(LOperand* left, LOperand* right) {
1495     inputs_[0] = left;
1496     inputs_[1] = right;
1497   }
1498
1499   LOperand* left() { return inputs_[0]; }
1500   LOperand* right() { return inputs_[1]; }
1501
1502   DECLARE_CONCRETE_INSTRUCTION(Power, "power")
1503   DECLARE_HYDROGEN_ACCESSOR(Power)
1504 };
1505
1506
1507 class LArithmeticD final : public LTemplateInstruction<1, 2, 0> {
1508  public:
1509   LArithmeticD(Token::Value op, LOperand* left, LOperand* right)
1510       : op_(op) {
1511     inputs_[0] = left;
1512     inputs_[1] = right;
1513   }
1514
1515   Token::Value op() const { return op_; }
1516   LOperand* left() { return inputs_[0]; }
1517   LOperand* right() { return inputs_[1]; }
1518
1519   Opcode opcode() const override { return LInstruction::kArithmeticD; }
1520   void CompileToNative(LCodeGen* generator) override;
1521   const char* Mnemonic() const override;
1522
1523  private:
1524   Token::Value op_;
1525 };
1526
1527
1528 class LArithmeticT final : public LTemplateInstruction<1, 3, 0> {
1529  public:
1530   LArithmeticT(Token::Value op,
1531                LOperand* context,
1532                LOperand* left,
1533                LOperand* right)
1534       : op_(op) {
1535     inputs_[0] = context;
1536     inputs_[1] = left;
1537     inputs_[2] = right;
1538   }
1539
1540   LOperand* context() { return inputs_[0]; }
1541   LOperand* left() { return inputs_[1]; }
1542   LOperand* right() { return inputs_[2]; }
1543   Token::Value op() const { return op_; }
1544
1545   Opcode opcode() const final { return LInstruction::kArithmeticT; }
1546   void CompileToNative(LCodeGen* generator) override;
1547   const char* Mnemonic() const override;
1548
1549   DECLARE_HYDROGEN_ACCESSOR(BinaryOperation)
1550
1551   Strength strength() { return hydrogen()->strength(); }
1552
1553  private:
1554   Token::Value op_;
1555 };
1556
1557
1558 class LReturn final : public LTemplateInstruction<0, 3, 0> {
1559  public:
1560   LReturn(LOperand* value, LOperand* context, LOperand* parameter_count) {
1561     inputs_[0] = value;
1562     inputs_[1] = context;
1563     inputs_[2] = parameter_count;
1564   }
1565
1566   LOperand* value() { return inputs_[0]; }
1567
1568   bool has_constant_parameter_count() {
1569     return parameter_count()->IsConstantOperand();
1570   }
1571   LConstantOperand* constant_parameter_count() {
1572     DCHECK(has_constant_parameter_count());
1573     return LConstantOperand::cast(parameter_count());
1574   }
1575   LOperand* parameter_count() { return inputs_[2]; }
1576
1577   DECLARE_CONCRETE_INSTRUCTION(Return, "return")
1578 };
1579
1580
1581 class LLoadNamedField final : public LTemplateInstruction<1, 1, 0> {
1582  public:
1583   explicit LLoadNamedField(LOperand* object) {
1584     inputs_[0] = object;
1585   }
1586
1587   LOperand* object() { return inputs_[0]; }
1588
1589   DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field")
1590   DECLARE_HYDROGEN_ACCESSOR(LoadNamedField)
1591 };
1592
1593
1594 class LLoadNamedGeneric final : public LTemplateInstruction<1, 2, 1> {
1595  public:
1596   LLoadNamedGeneric(LOperand* context, LOperand* object, LOperand* vector) {
1597     inputs_[0] = context;
1598     inputs_[1] = object;
1599     temps_[0] = vector;
1600   }
1601
1602   LOperand* context() { return inputs_[0]; }
1603   LOperand* object() { return inputs_[1]; }
1604   LOperand* temp_vector() { return temps_[0]; }
1605
1606   DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric, "load-named-generic")
1607   DECLARE_HYDROGEN_ACCESSOR(LoadNamedGeneric)
1608
1609   Handle<Object> name() const { return hydrogen()->name(); }
1610 };
1611
1612
1613 class LLoadFunctionPrototype final : public LTemplateInstruction<1, 1, 0> {
1614  public:
1615   explicit LLoadFunctionPrototype(LOperand* function) {
1616     inputs_[0] = function;
1617   }
1618
1619   LOperand* function() { return inputs_[0]; }
1620
1621   DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype")
1622   DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype)
1623 };
1624
1625
1626 class LLoadRoot final : public LTemplateInstruction<1, 0, 0> {
1627  public:
1628   DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root")
1629   DECLARE_HYDROGEN_ACCESSOR(LoadRoot)
1630
1631   Heap::RootListIndex index() const { return hydrogen()->index(); }
1632 };
1633
1634
1635 class LLoadKeyed final : public LTemplateInstruction<1, 2, 0> {
1636  public:
1637   LLoadKeyed(LOperand* elements, LOperand* key) {
1638     inputs_[0] = elements;
1639     inputs_[1] = key;
1640   }
1641
1642   LOperand* elements() { return inputs_[0]; }
1643   LOperand* key() { return inputs_[1]; }
1644   ElementsKind elements_kind() const {
1645     return hydrogen()->elements_kind();
1646   }
1647   bool is_fixed_typed_array() const {
1648     return hydrogen()->is_fixed_typed_array();
1649   }
1650
1651   DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed")
1652   DECLARE_HYDROGEN_ACCESSOR(LoadKeyed)
1653
1654   void PrintDataTo(StringStream* stream) override;
1655   uint32_t base_offset() const { return hydrogen()->base_offset(); }
1656 };
1657
1658
1659 class LLoadKeyedGeneric final : public LTemplateInstruction<1, 3, 1> {
1660  public:
1661   LLoadKeyedGeneric(LOperand* context, LOperand* object, LOperand* key,
1662                     LOperand* vector) {
1663     inputs_[0] = context;
1664     inputs_[1] = object;
1665     inputs_[2] = key;
1666     temps_[0] = vector;
1667   }
1668
1669   LOperand* context() { return inputs_[0]; }
1670   LOperand* object() { return inputs_[1]; }
1671   LOperand* key() { return inputs_[2]; }
1672   LOperand* temp_vector() { return temps_[0]; }
1673
1674   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic")
1675   DECLARE_HYDROGEN_ACCESSOR(LoadKeyedGeneric)
1676 };
1677
1678
1679 class LLoadGlobalGeneric final : public LTemplateInstruction<1, 2, 1> {
1680  public:
1681   LLoadGlobalGeneric(LOperand* context, LOperand* global_object,
1682                      LOperand* vector) {
1683     inputs_[0] = context;
1684     inputs_[1] = global_object;
1685     temps_[0] = vector;
1686   }
1687
1688   LOperand* context() { return inputs_[0]; }
1689   LOperand* global_object() { return inputs_[1]; }
1690   LOperand* temp_vector() { return temps_[0]; }
1691
1692   DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric, "load-global-generic")
1693   DECLARE_HYDROGEN_ACCESSOR(LoadGlobalGeneric)
1694
1695   Handle<Object> name() const { return hydrogen()->name(); }
1696   TypeofMode typeof_mode() const { return hydrogen()->typeof_mode(); }
1697 };
1698
1699
1700 class LLoadGlobalViaContext final : public LTemplateInstruction<1, 1, 1> {
1701  public:
1702   explicit LLoadGlobalViaContext(LOperand* context) { inputs_[0] = context; }
1703
1704   DECLARE_CONCRETE_INSTRUCTION(LoadGlobalViaContext, "load-global-via-context")
1705   DECLARE_HYDROGEN_ACCESSOR(LoadGlobalViaContext)
1706
1707   void PrintDataTo(StringStream* stream) override;
1708
1709   LOperand* context() { return inputs_[0]; }
1710
1711   int depth() const { return hydrogen()->depth(); }
1712   int slot_index() const { return hydrogen()->slot_index(); }
1713 };
1714
1715
1716 class LLoadContextSlot final : public LTemplateInstruction<1, 1, 0> {
1717  public:
1718   explicit LLoadContextSlot(LOperand* context) {
1719     inputs_[0] = context;
1720   }
1721
1722   LOperand* context() { return inputs_[0]; }
1723
1724   DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot, "load-context-slot")
1725   DECLARE_HYDROGEN_ACCESSOR(LoadContextSlot)
1726
1727   int slot_index() { return hydrogen()->slot_index(); }
1728
1729   void PrintDataTo(StringStream* stream) override;
1730 };
1731
1732
1733 class LStoreContextSlot final : public LTemplateInstruction<0, 2, 0> {
1734  public:
1735   LStoreContextSlot(LOperand* context, LOperand* value) {
1736     inputs_[0] = context;
1737     inputs_[1] = value;
1738   }
1739
1740   LOperand* context() { return inputs_[0]; }
1741   LOperand* value() { return inputs_[1]; }
1742
1743   DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot, "store-context-slot")
1744   DECLARE_HYDROGEN_ACCESSOR(StoreContextSlot)
1745
1746   int slot_index() { return hydrogen()->slot_index(); }
1747
1748   void PrintDataTo(StringStream* stream) override;
1749 };
1750
1751
1752 class LPushArgument final : public LTemplateInstruction<0, 1, 0> {
1753  public:
1754   explicit LPushArgument(LOperand* value) {
1755     inputs_[0] = value;
1756   }
1757
1758   LOperand* value() { return inputs_[0]; }
1759
1760   DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument")
1761 };
1762
1763
1764 class LDrop final : public LTemplateInstruction<0, 0, 0> {
1765  public:
1766   explicit LDrop(int count) : count_(count) { }
1767
1768   int count() const { return count_; }
1769
1770   DECLARE_CONCRETE_INSTRUCTION(Drop, "drop")
1771
1772  private:
1773   int count_;
1774 };
1775
1776
1777 class LStoreCodeEntry final : public LTemplateInstruction<0, 2, 0> {
1778  public:
1779   LStoreCodeEntry(LOperand* function, LOperand* code_object) {
1780     inputs_[0] = function;
1781     inputs_[1] = code_object;
1782   }
1783
1784   LOperand* function() { return inputs_[0]; }
1785   LOperand* code_object() { return inputs_[1]; }
1786
1787   void PrintDataTo(StringStream* stream) override;
1788
1789   DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry, "store-code-entry")
1790   DECLARE_HYDROGEN_ACCESSOR(StoreCodeEntry)
1791 };
1792
1793
1794 class LInnerAllocatedObject final : public LTemplateInstruction<1, 2, 0> {
1795  public:
1796   LInnerAllocatedObject(LOperand* base_object, LOperand* offset) {
1797     inputs_[0] = base_object;
1798     inputs_[1] = offset;
1799   }
1800
1801   LOperand* base_object() const { return inputs_[0]; }
1802   LOperand* offset() const { return inputs_[1]; }
1803
1804   void PrintDataTo(StringStream* stream) override;
1805
1806   DECLARE_CONCRETE_INSTRUCTION(InnerAllocatedObject, "inner-allocated-object")
1807 };
1808
1809
1810 class LThisFunction final : public LTemplateInstruction<1, 0, 0> {
1811  public:
1812   DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function")
1813   DECLARE_HYDROGEN_ACCESSOR(ThisFunction)
1814 };
1815
1816
1817 class LContext final : public LTemplateInstruction<1, 0, 0> {
1818  public:
1819   DECLARE_CONCRETE_INSTRUCTION(Context, "context")
1820   DECLARE_HYDROGEN_ACCESSOR(Context)
1821 };
1822
1823
1824 class LDeclareGlobals final : public LTemplateInstruction<0, 1, 0> {
1825  public:
1826   explicit LDeclareGlobals(LOperand* context) {
1827     inputs_[0] = context;
1828   }
1829
1830   LOperand* context() { return inputs_[0]; }
1831
1832   DECLARE_CONCRETE_INSTRUCTION(DeclareGlobals, "declare-globals")
1833   DECLARE_HYDROGEN_ACCESSOR(DeclareGlobals)
1834 };
1835
1836
1837 class LCallJSFunction final : public LTemplateInstruction<1, 1, 0> {
1838  public:
1839   explicit LCallJSFunction(LOperand* function) {
1840     inputs_[0] = function;
1841   }
1842
1843   LOperand* function() { return inputs_[0]; }
1844
1845   DECLARE_CONCRETE_INSTRUCTION(CallJSFunction, "call-js-function")
1846   DECLARE_HYDROGEN_ACCESSOR(CallJSFunction)
1847
1848   void PrintDataTo(StringStream* stream) override;
1849
1850   int arity() const { return hydrogen()->argument_count() - 1; }
1851 };
1852
1853
1854 class LCallWithDescriptor final : public LTemplateResultInstruction<1> {
1855  public:
1856   LCallWithDescriptor(CallInterfaceDescriptor descriptor,
1857                       const ZoneList<LOperand*>& operands, Zone* zone)
1858       : descriptor_(descriptor),
1859         inputs_(descriptor.GetRegisterParameterCount() +
1860                     kImplicitRegisterParameterCount,
1861                 zone) {
1862     DCHECK(descriptor.GetRegisterParameterCount() +
1863                kImplicitRegisterParameterCount ==
1864            operands.length());
1865     inputs_.AddAll(operands, zone);
1866   }
1867
1868   LOperand* target() const { return inputs_[0]; }
1869
1870   const CallInterfaceDescriptor descriptor() { return descriptor_; }
1871
1872   DECLARE_HYDROGEN_ACCESSOR(CallWithDescriptor)
1873
1874   // The target and context are passed as implicit parameters that are not
1875   // explicitly listed in the descriptor.
1876   static const int kImplicitRegisterParameterCount = 2;
1877
1878  private:
1879   DECLARE_CONCRETE_INSTRUCTION(CallWithDescriptor, "call-with-descriptor")
1880
1881   void PrintDataTo(StringStream* stream) override;
1882
1883   int arity() const { return hydrogen()->argument_count() - 1; }
1884
1885   CallInterfaceDescriptor descriptor_;
1886   ZoneList<LOperand*> inputs_;
1887
1888   // Iterator support.
1889   int InputCount() final { return inputs_.length(); }
1890   LOperand* InputAt(int i) final { return inputs_[i]; }
1891
1892   int TempCount() final { return 0; }
1893   LOperand* TempAt(int i) final { return NULL; }
1894 };
1895
1896
1897 class LInvokeFunction final : public LTemplateInstruction<1, 2, 0> {
1898  public:
1899   LInvokeFunction(LOperand* context, LOperand* function) {
1900     inputs_[0] = context;
1901     inputs_[1] = function;
1902   }
1903
1904   LOperand* context() { return inputs_[0]; }
1905   LOperand* function() { return inputs_[1]; }
1906
1907   DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function")
1908   DECLARE_HYDROGEN_ACCESSOR(InvokeFunction)
1909
1910   void PrintDataTo(StringStream* stream) override;
1911
1912   int arity() const { return hydrogen()->argument_count() - 1; }
1913 };
1914
1915
1916 class LCallFunction final : public LTemplateInstruction<1, 2, 2> {
1917  public:
1918   LCallFunction(LOperand* context, LOperand* function, LOperand* slot,
1919                 LOperand* vector) {
1920     inputs_[0] = context;
1921     inputs_[1] = function;
1922     temps_[0] = slot;
1923     temps_[1] = vector;
1924   }
1925
1926   LOperand* context() { return inputs_[0]; }
1927   LOperand* function() { return inputs_[1]; }
1928   LOperand* temp_slot() { return temps_[0]; }
1929   LOperand* temp_vector() { return temps_[1]; }
1930
1931   DECLARE_CONCRETE_INSTRUCTION(CallFunction, "call-function")
1932   DECLARE_HYDROGEN_ACCESSOR(CallFunction)
1933
1934   int arity() const { return hydrogen()->argument_count() - 1; }
1935   void PrintDataTo(StringStream* stream) override;
1936 };
1937
1938
1939 class LCallNew final : public LTemplateInstruction<1, 2, 0> {
1940  public:
1941   LCallNew(LOperand* context, LOperand* constructor) {
1942     inputs_[0] = context;
1943     inputs_[1] = constructor;
1944   }
1945
1946   LOperand* context() { return inputs_[0]; }
1947   LOperand* constructor() { return inputs_[1]; }
1948
1949   DECLARE_CONCRETE_INSTRUCTION(CallNew, "call-new")
1950   DECLARE_HYDROGEN_ACCESSOR(CallNew)
1951
1952   void PrintDataTo(StringStream* stream) override;
1953
1954   int arity() const { return hydrogen()->argument_count() - 1; }
1955 };
1956
1957
1958 class LCallNewArray final : public LTemplateInstruction<1, 2, 0> {
1959  public:
1960   LCallNewArray(LOperand* context, LOperand* constructor) {
1961     inputs_[0] = context;
1962     inputs_[1] = constructor;
1963   }
1964
1965   LOperand* context() { return inputs_[0]; }
1966   LOperand* constructor() { return inputs_[1]; }
1967
1968   DECLARE_CONCRETE_INSTRUCTION(CallNewArray, "call-new-array")
1969   DECLARE_HYDROGEN_ACCESSOR(CallNewArray)
1970
1971   void PrintDataTo(StringStream* stream) override;
1972
1973   int arity() const { return hydrogen()->argument_count() - 1; }
1974 };
1975
1976
1977 class LCallRuntime final : public LTemplateInstruction<1, 1, 0> {
1978  public:
1979   explicit LCallRuntime(LOperand* context) {
1980     inputs_[0] = context;
1981   }
1982
1983   LOperand* context() { return inputs_[0]; }
1984
1985   DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime")
1986   DECLARE_HYDROGEN_ACCESSOR(CallRuntime)
1987
1988   bool ClobbersDoubleRegisters(Isolate* isolate) const override {
1989     return save_doubles() == kDontSaveFPRegs;
1990   }
1991
1992   const Runtime::Function* function() const { return hydrogen()->function(); }
1993   int arity() const { return hydrogen()->argument_count(); }
1994   SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); }
1995 };
1996
1997
1998 class LInteger32ToDouble final : public LTemplateInstruction<1, 1, 0> {
1999  public:
2000   explicit LInteger32ToDouble(LOperand* value) {
2001     inputs_[0] = value;
2002   }
2003
2004   LOperand* value() { return inputs_[0]; }
2005
2006   DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double")
2007 };
2008
2009
2010 class LUint32ToDouble final : public LTemplateInstruction<1, 1, 0> {
2011  public:
2012   explicit LUint32ToDouble(LOperand* value) {
2013     inputs_[0] = value;
2014   }
2015
2016   LOperand* value() { return inputs_[0]; }
2017
2018   DECLARE_CONCRETE_INSTRUCTION(Uint32ToDouble, "uint32-to-double")
2019 };
2020
2021
2022 class LNumberTagU final : public LTemplateInstruction<1, 1, 2> {
2023  public:
2024   LNumberTagU(LOperand* value, LOperand* temp1, LOperand* temp2) {
2025     inputs_[0] = value;
2026     temps_[0] = temp1;
2027     temps_[1] = temp2;
2028   }
2029
2030   LOperand* value() { return inputs_[0]; }
2031   LOperand* temp1() { return temps_[0]; }
2032   LOperand* temp2() { return temps_[1]; }
2033
2034   DECLARE_CONCRETE_INSTRUCTION(NumberTagU, "number-tag-u")
2035 };
2036
2037
2038 class LNumberTagD final : public LTemplateInstruction<1, 1, 2> {
2039  public:
2040   LNumberTagD(LOperand* value, LOperand* temp, LOperand* temp2) {
2041     inputs_[0] = value;
2042     temps_[0] = temp;
2043     temps_[1] = temp2;
2044   }
2045
2046   LOperand* value() { return inputs_[0]; }
2047   LOperand* temp() { return temps_[0]; }
2048   LOperand* temp2() { return temps_[1]; }
2049
2050   DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d")
2051   DECLARE_HYDROGEN_ACCESSOR(Change)
2052 };
2053
2054
2055 class LDoubleToSmi final : public LTemplateInstruction<1, 1, 0> {
2056  public:
2057   explicit LDoubleToSmi(LOperand* value) {
2058     inputs_[0] = value;
2059   }
2060
2061   LOperand* value() { return inputs_[0]; }
2062
2063   DECLARE_CONCRETE_INSTRUCTION(DoubleToSmi, "double-to-smi")
2064   DECLARE_HYDROGEN_ACCESSOR(UnaryOperation)
2065
2066   bool truncating() { return hydrogen()->CanTruncateToInt32(); }
2067 };
2068
2069
2070 // Sometimes truncating conversion from a tagged value to an int32.
2071 class LDoubleToI final : public LTemplateInstruction<1, 1, 0> {
2072  public:
2073   explicit LDoubleToI(LOperand* value) {
2074     inputs_[0] = value;
2075   }
2076
2077   LOperand* value() { return inputs_[0]; }
2078
2079   DECLARE_CONCRETE_INSTRUCTION(DoubleToI, "double-to-i")
2080   DECLARE_HYDROGEN_ACCESSOR(UnaryOperation)
2081
2082   bool truncating() { return hydrogen()->CanTruncateToInt32(); }
2083 };
2084
2085
2086 // Truncating conversion from a tagged value to an int32.
2087 class LTaggedToI final : public LTemplateInstruction<1, 1, 2> {
2088  public:
2089   LTaggedToI(LOperand* value,
2090              LOperand* temp,
2091              LOperand* temp2) {
2092     inputs_[0] = value;
2093     temps_[0] = temp;
2094     temps_[1] = temp2;
2095   }
2096
2097   LOperand* value() { return inputs_[0]; }
2098   LOperand* temp() { return temps_[0]; }
2099   LOperand* temp2() { return temps_[1]; }
2100
2101   DECLARE_CONCRETE_INSTRUCTION(TaggedToI, "tagged-to-i")
2102   DECLARE_HYDROGEN_ACCESSOR(Change)
2103
2104   bool truncating() { return hydrogen()->CanTruncateToInt32(); }
2105 };
2106
2107
2108 class LSmiTag final : public LTemplateInstruction<1, 1, 0> {
2109  public:
2110   explicit LSmiTag(LOperand* value) {
2111     inputs_[0] = value;
2112   }
2113
2114   LOperand* value() { return inputs_[0]; }
2115
2116   DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag")
2117   DECLARE_HYDROGEN_ACCESSOR(Change)
2118 };
2119
2120
2121 class LNumberUntagD final : public LTemplateInstruction<1, 1, 0> {
2122  public:
2123   explicit LNumberUntagD(LOperand* value) {
2124     inputs_[0] = value;
2125   }
2126
2127   LOperand* value() { return inputs_[0]; }
2128
2129   DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag")
2130   DECLARE_HYDROGEN_ACCESSOR(Change)
2131 };
2132
2133
2134 class LSmiUntag final : public LTemplateInstruction<1, 1, 0> {
2135  public:
2136   LSmiUntag(LOperand* value, bool needs_check)
2137       : needs_check_(needs_check) {
2138     inputs_[0] = value;
2139   }
2140
2141   LOperand* value() { return inputs_[0]; }
2142   bool needs_check() const { return needs_check_; }
2143
2144   DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag")
2145
2146  private:
2147   bool needs_check_;
2148 };
2149
2150
2151 class LStoreNamedField final : public LTemplateInstruction<0, 2, 1> {
2152  public:
2153   LStoreNamedField(LOperand* object, LOperand* value, LOperand* temp) {
2154     inputs_[0] = object;
2155     inputs_[1] = value;
2156     temps_[0] = temp;
2157   }
2158
2159   LOperand* object() { return inputs_[0]; }
2160   LOperand* value() { return inputs_[1]; }
2161   LOperand* temp() { return temps_[0]; }
2162
2163   DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field")
2164   DECLARE_HYDROGEN_ACCESSOR(StoreNamedField)
2165
2166   void PrintDataTo(StringStream* stream) override;
2167
2168   Representation representation() const {
2169     return hydrogen()->field_representation();
2170   }
2171 };
2172
2173
2174 class LStoreNamedGeneric final : public LTemplateInstruction<0, 3, 2> {
2175  public:
2176   LStoreNamedGeneric(LOperand* context, LOperand* object, LOperand* value,
2177                      LOperand* slot, LOperand* vector) {
2178     inputs_[0] = context;
2179     inputs_[1] = object;
2180     inputs_[2] = value;
2181     temps_[0] = slot;
2182     temps_[1] = vector;
2183   }
2184
2185   LOperand* context() { return inputs_[0]; }
2186   LOperand* object() { return inputs_[1]; }
2187   LOperand* value() { return inputs_[2]; }
2188   LOperand* temp_slot() { return temps_[0]; }
2189   LOperand* temp_vector() { return temps_[1]; }
2190
2191   DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic")
2192   DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric)
2193
2194   void PrintDataTo(StringStream* stream) override;
2195
2196   Handle<Object> name() const { return hydrogen()->name(); }
2197   LanguageMode language_mode() { return hydrogen()->language_mode(); }
2198 };
2199
2200
2201 class LStoreGlobalViaContext final : public LTemplateInstruction<0, 2, 0> {
2202  public:
2203   LStoreGlobalViaContext(LOperand* context, LOperand* value) {
2204     inputs_[0] = context;
2205     inputs_[1] = value;
2206   }
2207
2208   LOperand* context() { return inputs_[0]; }
2209   LOperand* value() { return inputs_[1]; }
2210
2211   DECLARE_CONCRETE_INSTRUCTION(StoreGlobalViaContext,
2212                                "store-global-via-context")
2213   DECLARE_HYDROGEN_ACCESSOR(StoreGlobalViaContext)
2214
2215   void PrintDataTo(StringStream* stream) override;
2216
2217   int depth() { return hydrogen()->depth(); }
2218   int slot_index() { return hydrogen()->slot_index(); }
2219   LanguageMode language_mode() { return hydrogen()->language_mode(); }
2220 };
2221
2222
2223 class LStoreKeyed final : public LTemplateInstruction<0, 3, 0> {
2224  public:
2225   LStoreKeyed(LOperand* object, LOperand* key, LOperand* value) {
2226     inputs_[0] = object;
2227     inputs_[1] = key;
2228     inputs_[2] = value;
2229   }
2230
2231   bool is_fixed_typed_array() const {
2232     return hydrogen()->is_fixed_typed_array();
2233   }
2234   LOperand* elements() { return inputs_[0]; }
2235   LOperand* key() { return inputs_[1]; }
2236   LOperand* value() { return inputs_[2]; }
2237   ElementsKind elements_kind() const {
2238     return hydrogen()->elements_kind();
2239   }
2240
2241   DECLARE_CONCRETE_INSTRUCTION(StoreKeyed, "store-keyed")
2242   DECLARE_HYDROGEN_ACCESSOR(StoreKeyed)
2243
2244   void PrintDataTo(StringStream* stream) override;
2245   bool NeedsCanonicalization() { return hydrogen()->NeedsCanonicalization(); }
2246   uint32_t base_offset() const { return hydrogen()->base_offset(); }
2247 };
2248
2249
2250 class LStoreKeyedGeneric final : public LTemplateInstruction<0, 4, 2> {
2251  public:
2252   LStoreKeyedGeneric(LOperand* context, LOperand* object, LOperand* key,
2253                      LOperand* value, LOperand* slot, LOperand* vector) {
2254     inputs_[0] = context;
2255     inputs_[1] = object;
2256     inputs_[2] = key;
2257     inputs_[3] = value;
2258     temps_[0] = slot;
2259     temps_[1] = vector;
2260   }
2261
2262   LOperand* context() { return inputs_[0]; }
2263   LOperand* object() { return inputs_[1]; }
2264   LOperand* key() { return inputs_[2]; }
2265   LOperand* value() { return inputs_[3]; }
2266   LOperand* temp_slot() { return temps_[0]; }
2267   LOperand* temp_vector() { return temps_[1]; }
2268
2269   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic")
2270   DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric)
2271
2272   void PrintDataTo(StringStream* stream) override;
2273
2274   LanguageMode language_mode() { return hydrogen()->language_mode(); }
2275 };
2276
2277
2278 class LTransitionElementsKind final : public LTemplateInstruction<0, 2, 1> {
2279  public:
2280   LTransitionElementsKind(LOperand* object,
2281                           LOperand* context,
2282                           LOperand* new_map_temp) {
2283     inputs_[0] = object;
2284     inputs_[1] = context;
2285     temps_[0] = new_map_temp;
2286   }
2287
2288   LOperand* context() { return inputs_[1]; }
2289   LOperand* object() { return inputs_[0]; }
2290   LOperand* new_map_temp() { return temps_[0]; }
2291
2292   DECLARE_CONCRETE_INSTRUCTION(TransitionElementsKind,
2293                                "transition-elements-kind")
2294   DECLARE_HYDROGEN_ACCESSOR(TransitionElementsKind)
2295
2296   void PrintDataTo(StringStream* stream) override;
2297
2298   Handle<Map> original_map() { return hydrogen()->original_map().handle(); }
2299   Handle<Map> transitioned_map() {
2300     return hydrogen()->transitioned_map().handle();
2301   }
2302   ElementsKind from_kind() { return hydrogen()->from_kind(); }
2303   ElementsKind to_kind() { return hydrogen()->to_kind(); }
2304 };
2305
2306
2307 class LTrapAllocationMemento final : public LTemplateInstruction<0, 1, 1> {
2308  public:
2309   LTrapAllocationMemento(LOperand* object,
2310                          LOperand* temp) {
2311     inputs_[0] = object;
2312     temps_[0] = temp;
2313   }
2314
2315   LOperand* object() { return inputs_[0]; }
2316   LOperand* temp() { return temps_[0]; }
2317
2318   DECLARE_CONCRETE_INSTRUCTION(TrapAllocationMemento,
2319                                "trap-allocation-memento")
2320 };
2321
2322
2323 class LMaybeGrowElements final : public LTemplateInstruction<1, 5, 0> {
2324  public:
2325   LMaybeGrowElements(LOperand* context, LOperand* object, LOperand* elements,
2326                      LOperand* key, LOperand* current_capacity) {
2327     inputs_[0] = context;
2328     inputs_[1] = object;
2329     inputs_[2] = elements;
2330     inputs_[3] = key;
2331     inputs_[4] = current_capacity;
2332   }
2333
2334   LOperand* context() { return inputs_[0]; }
2335   LOperand* object() { return inputs_[1]; }
2336   LOperand* elements() { return inputs_[2]; }
2337   LOperand* key() { return inputs_[3]; }
2338   LOperand* current_capacity() { return inputs_[4]; }
2339
2340   DECLARE_HYDROGEN_ACCESSOR(MaybeGrowElements)
2341   DECLARE_CONCRETE_INSTRUCTION(MaybeGrowElements, "maybe-grow-elements")
2342 };
2343
2344
2345 class LStringAdd final : public LTemplateInstruction<1, 3, 0> {
2346  public:
2347   LStringAdd(LOperand* context, LOperand* left, LOperand* right) {
2348     inputs_[0] = context;
2349     inputs_[1] = left;
2350     inputs_[2] = right;
2351   }
2352
2353   LOperand* context() { return inputs_[0]; }
2354   LOperand* left() { return inputs_[1]; }
2355   LOperand* right() { return inputs_[2]; }
2356
2357   DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add")
2358   DECLARE_HYDROGEN_ACCESSOR(StringAdd)
2359 };
2360
2361
2362 class LStringCharCodeAt final : public LTemplateInstruction<1, 3, 0> {
2363  public:
2364   LStringCharCodeAt(LOperand* context, LOperand* string, LOperand* index) {
2365     inputs_[0] = context;
2366     inputs_[1] = string;
2367     inputs_[2] = index;
2368   }
2369
2370   LOperand* context() { return inputs_[0]; }
2371   LOperand* string() { return inputs_[1]; }
2372   LOperand* index() { return inputs_[2]; }
2373
2374   DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at")
2375   DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt)
2376 };
2377
2378
2379 class LStringCharFromCode final : public LTemplateInstruction<1, 2, 0> {
2380  public:
2381   explicit LStringCharFromCode(LOperand* context, LOperand* char_code) {
2382     inputs_[0] = context;
2383     inputs_[1] = char_code;
2384   }
2385
2386   LOperand* context() { return inputs_[0]; }
2387   LOperand* char_code() { return inputs_[1]; }
2388
2389   DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode, "string-char-from-code")
2390   DECLARE_HYDROGEN_ACCESSOR(StringCharFromCode)
2391 };
2392
2393
2394 class LCheckValue final : public LTemplateInstruction<0, 1, 0> {
2395  public:
2396   explicit LCheckValue(LOperand* value) {
2397     inputs_[0] = value;
2398   }
2399
2400   LOperand* value() { return inputs_[0]; }
2401
2402   DECLARE_CONCRETE_INSTRUCTION(CheckValue, "check-value")
2403   DECLARE_HYDROGEN_ACCESSOR(CheckValue)
2404 };
2405
2406
2407 class LCheckArrayBufferNotNeutered final
2408     : public LTemplateInstruction<0, 1, 0> {
2409  public:
2410   explicit LCheckArrayBufferNotNeutered(LOperand* view) { inputs_[0] = view; }
2411
2412   LOperand* view() { return inputs_[0]; }
2413
2414   DECLARE_CONCRETE_INSTRUCTION(CheckArrayBufferNotNeutered,
2415                                "check-array-buffer-not-neutered")
2416   DECLARE_HYDROGEN_ACCESSOR(CheckArrayBufferNotNeutered)
2417 };
2418
2419
2420 class LCheckInstanceType final : public LTemplateInstruction<0, 1, 0> {
2421  public:
2422   explicit LCheckInstanceType(LOperand* value) {
2423     inputs_[0] = value;
2424   }
2425
2426   LOperand* value() { return inputs_[0]; }
2427
2428   DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type")
2429   DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType)
2430 };
2431
2432
2433 class LCheckMaps final : public LTemplateInstruction<0, 1, 0> {
2434  public:
2435   explicit LCheckMaps(LOperand* value = NULL) {
2436     inputs_[0] = value;
2437   }
2438
2439   LOperand* value() { return inputs_[0]; }
2440
2441   DECLARE_CONCRETE_INSTRUCTION(CheckMaps, "check-maps")
2442   DECLARE_HYDROGEN_ACCESSOR(CheckMaps)
2443 };
2444
2445
2446 class LCheckSmi final : public LTemplateInstruction<1, 1, 0> {
2447  public:
2448   explicit LCheckSmi(LOperand* value) {
2449     inputs_[0] = value;
2450   }
2451
2452   LOperand* value() { return inputs_[0]; }
2453
2454   DECLARE_CONCRETE_INSTRUCTION(CheckSmi, "check-smi")
2455 };
2456
2457
2458 class LCheckNonSmi final : public LTemplateInstruction<0, 1, 0> {
2459  public:
2460   explicit LCheckNonSmi(LOperand* value) {
2461     inputs_[0] = value;
2462   }
2463
2464   LOperand* value() { return inputs_[0]; }
2465
2466   DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi, "check-non-smi")
2467   DECLARE_HYDROGEN_ACCESSOR(CheckHeapObject)
2468 };
2469
2470
2471 class LClampDToUint8 final : public LTemplateInstruction<1, 1, 1> {
2472  public:
2473   LClampDToUint8(LOperand* unclamped, LOperand* temp) {
2474     inputs_[0] = unclamped;
2475     temps_[0] = temp;
2476   }
2477
2478   LOperand* unclamped() { return inputs_[0]; }
2479   LOperand* temp() { return temps_[0]; }
2480
2481   DECLARE_CONCRETE_INSTRUCTION(ClampDToUint8, "clamp-d-to-uint8")
2482 };
2483
2484
2485 class LClampIToUint8 final : public LTemplateInstruction<1, 1, 0> {
2486  public:
2487   explicit LClampIToUint8(LOperand* unclamped) {
2488     inputs_[0] = unclamped;
2489   }
2490
2491   LOperand* unclamped() { return inputs_[0]; }
2492
2493   DECLARE_CONCRETE_INSTRUCTION(ClampIToUint8, "clamp-i-to-uint8")
2494 };
2495
2496
2497 class LClampTToUint8 final : public LTemplateInstruction<1, 1, 1> {
2498  public:
2499   LClampTToUint8(LOperand* unclamped, LOperand* temp) {
2500     inputs_[0] = unclamped;
2501     temps_[0] = temp;
2502   }
2503
2504   LOperand* unclamped() { return inputs_[0]; }
2505   LOperand* temp() { return temps_[0]; }
2506
2507   DECLARE_CONCRETE_INSTRUCTION(ClampTToUint8, "clamp-t-to-uint8")
2508 };
2509
2510
2511 class LDoubleBits final : public LTemplateInstruction<1, 1, 0> {
2512  public:
2513   explicit LDoubleBits(LOperand* value) {
2514     inputs_[0] = value;
2515   }
2516
2517   LOperand* value() { return inputs_[0]; }
2518
2519   DECLARE_CONCRETE_INSTRUCTION(DoubleBits, "double-bits")
2520   DECLARE_HYDROGEN_ACCESSOR(DoubleBits)
2521 };
2522
2523
2524 class LConstructDouble final : public LTemplateInstruction<1, 2, 0> {
2525  public:
2526   LConstructDouble(LOperand* hi, LOperand* lo) {
2527     inputs_[0] = hi;
2528     inputs_[1] = lo;
2529   }
2530
2531   LOperand* hi() { return inputs_[0]; }
2532   LOperand* lo() { return inputs_[1]; }
2533
2534   DECLARE_CONCRETE_INSTRUCTION(ConstructDouble, "construct-double")
2535 };
2536
2537
2538 class LAllocate final : public LTemplateInstruction<1, 2, 2> {
2539  public:
2540   LAllocate(LOperand* context,
2541             LOperand* size,
2542             LOperand* temp1,
2543             LOperand* temp2) {
2544     inputs_[0] = context;
2545     inputs_[1] = size;
2546     temps_[0] = temp1;
2547     temps_[1] = temp2;
2548   }
2549
2550   LOperand* context() { return inputs_[0]; }
2551   LOperand* size() { return inputs_[1]; }
2552   LOperand* temp1() { return temps_[0]; }
2553   LOperand* temp2() { return temps_[1]; }
2554
2555   DECLARE_CONCRETE_INSTRUCTION(Allocate, "allocate")
2556   DECLARE_HYDROGEN_ACCESSOR(Allocate)
2557 };
2558
2559
2560 class LRegExpLiteral final : public LTemplateInstruction<1, 1, 0> {
2561  public:
2562   explicit LRegExpLiteral(LOperand* context) {
2563     inputs_[0] = context;
2564   }
2565
2566   LOperand* context() { return inputs_[0]; }
2567
2568   DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral, "regexp-literal")
2569   DECLARE_HYDROGEN_ACCESSOR(RegExpLiteral)
2570 };
2571
2572
2573 class LToFastProperties final : public LTemplateInstruction<1, 1, 0> {
2574  public:
2575   explicit LToFastProperties(LOperand* value) {
2576     inputs_[0] = value;
2577   }
2578
2579   LOperand* value() { return inputs_[0]; }
2580
2581   DECLARE_CONCRETE_INSTRUCTION(ToFastProperties, "to-fast-properties")
2582   DECLARE_HYDROGEN_ACCESSOR(ToFastProperties)
2583 };
2584
2585
2586 class LTypeof final : public LTemplateInstruction<1, 2, 0> {
2587  public:
2588   LTypeof(LOperand* context, LOperand* value) {
2589     inputs_[0] = context;
2590     inputs_[1] = value;
2591   }
2592
2593   LOperand* context() { return inputs_[0]; }
2594   LOperand* value() { return inputs_[1]; }
2595
2596   DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof")
2597 };
2598
2599
2600 class LTypeofIsAndBranch final : public LControlInstruction<1, 0> {
2601  public:
2602   explicit LTypeofIsAndBranch(LOperand* value) {
2603     inputs_[0] = value;
2604   }
2605
2606   LOperand* value() { return inputs_[0]; }
2607
2608   DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch, "typeof-is-and-branch")
2609   DECLARE_HYDROGEN_ACCESSOR(TypeofIsAndBranch)
2610
2611   Handle<String> type_literal() { return hydrogen()->type_literal(); }
2612
2613   void PrintDataTo(StringStream* stream) override;
2614 };
2615
2616
2617 class LIsConstructCallAndBranch final : public LControlInstruction<0, 1> {
2618  public:
2619   explicit LIsConstructCallAndBranch(LOperand* temp) {
2620     temps_[0] = temp;
2621   }
2622
2623   LOperand* temp() { return temps_[0]; }
2624
2625   DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch,
2626                                "is-construct-call-and-branch")
2627 };
2628
2629
2630 class LOsrEntry final : public LTemplateInstruction<0, 0, 0> {
2631  public:
2632   LOsrEntry() {}
2633
2634   bool HasInterestingComment(LCodeGen* gen) const override { return false; }
2635   DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry")
2636 };
2637
2638
2639 class LStackCheck final : public LTemplateInstruction<0, 1, 0> {
2640  public:
2641   explicit LStackCheck(LOperand* context) {
2642     inputs_[0] = context;
2643   }
2644
2645   LOperand* context() { return inputs_[0]; }
2646
2647   DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check")
2648   DECLARE_HYDROGEN_ACCESSOR(StackCheck)
2649
2650   Label* done_label() { return &done_label_; }
2651
2652  private:
2653   Label done_label_;
2654 };
2655
2656
2657 class LForInPrepareMap final : public LTemplateInstruction<1, 2, 0> {
2658  public:
2659   LForInPrepareMap(LOperand* context, LOperand* object) {
2660     inputs_[0] = context;
2661     inputs_[1] = object;
2662   }
2663
2664   LOperand* context() { return inputs_[0]; }
2665   LOperand* object() { return inputs_[1]; }
2666
2667   DECLARE_CONCRETE_INSTRUCTION(ForInPrepareMap, "for-in-prepare-map")
2668 };
2669
2670
2671 class LForInCacheArray final : public LTemplateInstruction<1, 1, 0> {
2672  public:
2673   explicit LForInCacheArray(LOperand* map) {
2674     inputs_[0] = map;
2675   }
2676
2677   LOperand* map() { return inputs_[0]; }
2678
2679   DECLARE_CONCRETE_INSTRUCTION(ForInCacheArray, "for-in-cache-array")
2680
2681   int idx() {
2682     return HForInCacheArray::cast(this->hydrogen_value())->idx();
2683   }
2684 };
2685
2686
2687 class LCheckMapValue final : public LTemplateInstruction<0, 2, 0> {
2688  public:
2689   LCheckMapValue(LOperand* value, LOperand* map) {
2690     inputs_[0] = value;
2691     inputs_[1] = map;
2692   }
2693
2694   LOperand* value() { return inputs_[0]; }
2695   LOperand* map() { return inputs_[1]; }
2696
2697   DECLARE_CONCRETE_INSTRUCTION(CheckMapValue, "check-map-value")
2698 };
2699
2700
2701 class LLoadFieldByIndex final : public LTemplateInstruction<1, 2, 0> {
2702  public:
2703   LLoadFieldByIndex(LOperand* object, LOperand* index) {
2704     inputs_[0] = object;
2705     inputs_[1] = index;
2706   }
2707
2708   LOperand* object() { return inputs_[0]; }
2709   LOperand* index() { return inputs_[1]; }
2710
2711   DECLARE_CONCRETE_INSTRUCTION(LoadFieldByIndex, "load-field-by-index")
2712 };
2713
2714
2715 class LStoreFrameContext: public LTemplateInstruction<0, 1, 0> {
2716  public:
2717   explicit LStoreFrameContext(LOperand* context) {
2718     inputs_[0] = context;
2719   }
2720
2721   LOperand* context() { return inputs_[0]; }
2722
2723   DECLARE_CONCRETE_INSTRUCTION(StoreFrameContext, "store-frame-context")
2724 };
2725
2726
2727 class LAllocateBlockContext: public LTemplateInstruction<1, 2, 0> {
2728  public:
2729   LAllocateBlockContext(LOperand* context, LOperand* function) {
2730     inputs_[0] = context;
2731     inputs_[1] = function;
2732   }
2733
2734   LOperand* context() { return inputs_[0]; }
2735   LOperand* function() { return inputs_[1]; }
2736
2737   Handle<ScopeInfo> scope_info() { return hydrogen()->scope_info(); }
2738
2739   DECLARE_CONCRETE_INSTRUCTION(AllocateBlockContext, "allocate-block-context")
2740   DECLARE_HYDROGEN_ACCESSOR(AllocateBlockContext)
2741 };
2742
2743
2744 class LChunkBuilder;
2745 class LPlatformChunk final : public LChunk {
2746  public:
2747   LPlatformChunk(CompilationInfo* info, HGraph* graph)
2748       : LChunk(info, graph) { }
2749
2750   int GetNextSpillIndex(RegisterKind kind);
2751   LOperand* GetNextSpillSlot(RegisterKind kind);
2752 };
2753
2754
2755 class LChunkBuilder final : public LChunkBuilderBase {
2756  public:
2757   LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator)
2758       : LChunkBuilderBase(info, graph),
2759         current_instruction_(NULL),
2760         current_block_(NULL),
2761         next_block_(NULL),
2762         allocator_(allocator) {}
2763
2764   // Build the sequence for the graph.
2765   LPlatformChunk* Build();
2766
2767   // Declare methods that deal with the individual node types.
2768 #define DECLARE_DO(type) LInstruction* Do##type(H##type* node);
2769   HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO)
2770 #undef DECLARE_DO
2771
2772   LInstruction* DoMultiplyAdd(HMul* mul, HValue* addend);
2773
2774   static bool HasMagicNumberForDivisor(int32_t divisor);
2775
2776   LInstruction* DoMathFloor(HUnaryMathOperation* instr);
2777   LInstruction* DoMathRound(HUnaryMathOperation* instr);
2778   LInstruction* DoMathFround(HUnaryMathOperation* instr);
2779   LInstruction* DoMathAbs(HUnaryMathOperation* instr);
2780   LInstruction* DoMathLog(HUnaryMathOperation* instr);
2781   LInstruction* DoMathExp(HUnaryMathOperation* instr);
2782   LInstruction* DoMathSqrt(HUnaryMathOperation* instr);
2783   LInstruction* DoMathPowHalf(HUnaryMathOperation* instr);
2784   LInstruction* DoMathClz32(HUnaryMathOperation* instr);
2785   LInstruction* DoDivByPowerOf2I(HDiv* instr);
2786   LInstruction* DoDivByConstI(HDiv* instr);
2787   LInstruction* DoDivI(HDiv* instr);
2788   LInstruction* DoModByPowerOf2I(HMod* instr);
2789   LInstruction* DoModByConstI(HMod* instr);
2790   LInstruction* DoModI(HMod* instr);
2791   LInstruction* DoFlooringDivByPowerOf2I(HMathFloorOfDiv* instr);
2792   LInstruction* DoFlooringDivByConstI(HMathFloorOfDiv* instr);
2793   LInstruction* DoFlooringDivI(HMathFloorOfDiv* instr);
2794
2795  private:
2796   // Methods for getting operands for Use / Define / Temp.
2797   LUnallocated* ToUnallocated(Register reg);
2798   LUnallocated* ToUnallocated(DoubleRegister reg);
2799
2800   // Methods for setting up define-use relationships.
2801   MUST_USE_RESULT LOperand* Use(HValue* value, LUnallocated* operand);
2802   MUST_USE_RESULT LOperand* UseFixed(HValue* value, Register fixed_register);
2803   MUST_USE_RESULT LOperand* UseFixedDouble(HValue* value,
2804                                            DoubleRegister fixed_register);
2805
2806   // A value that is guaranteed to be allocated to a register.
2807   // Operand created by UseRegister is guaranteed to be live until the end of
2808   // instruction. This means that register allocator will not reuse it's
2809   // register for any other operand inside instruction.
2810   // Operand created by UseRegisterAtStart is guaranteed to be live only at
2811   // instruction start. Register allocator is free to assign the same register
2812   // to some other operand used inside instruction (i.e. temporary or
2813   // output).
2814   MUST_USE_RESULT LOperand* UseRegister(HValue* value);
2815   MUST_USE_RESULT LOperand* UseRegisterAtStart(HValue* value);
2816
2817   // An input operand in a register that may be trashed.
2818   MUST_USE_RESULT LOperand* UseTempRegister(HValue* value);
2819
2820   // An input operand in a register or stack slot.
2821   MUST_USE_RESULT LOperand* Use(HValue* value);
2822   MUST_USE_RESULT LOperand* UseAtStart(HValue* value);
2823
2824   // An input operand in a register, stack slot or a constant operand.
2825   MUST_USE_RESULT LOperand* UseOrConstant(HValue* value);
2826   MUST_USE_RESULT LOperand* UseOrConstantAtStart(HValue* value);
2827
2828   // An input operand in a register or a constant operand.
2829   MUST_USE_RESULT LOperand* UseRegisterOrConstant(HValue* value);
2830   MUST_USE_RESULT LOperand* UseRegisterOrConstantAtStart(HValue* value);
2831
2832   // An input operand in a constant operand.
2833   MUST_USE_RESULT LOperand* UseConstant(HValue* value);
2834
2835   // An input operand in register, stack slot or a constant operand.
2836   // Will not be moved to a register even if one is freely available.
2837   MUST_USE_RESULT LOperand* UseAny(HValue* value) override;
2838
2839   // Temporary operand that must be in a register.
2840   MUST_USE_RESULT LUnallocated* TempRegister();
2841   MUST_USE_RESULT LUnallocated* TempDoubleRegister();
2842   MUST_USE_RESULT LOperand* FixedTemp(Register reg);
2843   MUST_USE_RESULT LOperand* FixedTemp(DoubleRegister reg);
2844
2845   // Methods for setting up define-use relationships.
2846   // Return the same instruction that they are passed.
2847   LInstruction* Define(LTemplateResultInstruction<1>* instr,
2848                        LUnallocated* result);
2849   LInstruction* DefineAsRegister(LTemplateResultInstruction<1>* instr);
2850   LInstruction* DefineAsSpilled(LTemplateResultInstruction<1>* instr,
2851                                 int index);
2852   LInstruction* DefineSameAsFirst(LTemplateResultInstruction<1>* instr);
2853   LInstruction* DefineFixed(LTemplateResultInstruction<1>* instr,
2854                             Register reg);
2855   LInstruction* DefineFixedDouble(LTemplateResultInstruction<1>* instr,
2856                                   DoubleRegister reg);
2857   LInstruction* AssignEnvironment(LInstruction* instr);
2858   LInstruction* AssignPointerMap(LInstruction* instr);
2859
2860   enum CanDeoptimize { CAN_DEOPTIMIZE_EAGERLY, CANNOT_DEOPTIMIZE_EAGERLY };
2861
2862   // By default we assume that instruction sequences generated for calls
2863   // cannot deoptimize eagerly and we do not attach environment to this
2864   // instruction.
2865   LInstruction* MarkAsCall(
2866       LInstruction* instr,
2867       HInstruction* hinstr,
2868       CanDeoptimize can_deoptimize = CANNOT_DEOPTIMIZE_EAGERLY);
2869
2870   void VisitInstruction(HInstruction* current);
2871   void AddInstruction(LInstruction* instr, HInstruction* current);
2872
2873   void DoBasicBlock(HBasicBlock* block, HBasicBlock* next_block);
2874   LInstruction* DoBit(Token::Value op, HBitwiseBinaryOperation* instr);
2875   LInstruction* DoShift(Token::Value op, HBitwiseBinaryOperation* instr);
2876   LInstruction* DoArithmeticD(Token::Value op,
2877                               HArithmeticBinaryOperation* instr);
2878   LInstruction* DoArithmeticT(Token::Value op,
2879                               HBinaryOperation* instr);
2880
2881   HInstruction* current_instruction_;
2882   HBasicBlock* current_block_;
2883   HBasicBlock* next_block_;
2884   LAllocator* allocator_;
2885
2886   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
2887 };
2888
2889 #undef DECLARE_HYDROGEN_ACCESSOR
2890 #undef DECLARE_CONCRETE_INSTRUCTION
2891
2892 } }  // namespace v8::internal
2893
2894 #endif  // V8_MIPS_LITHIUM_MIPS_H_