1// Copyright 2012 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28#ifndef V8_X64_LITHIUM_X64_H_ 29#define V8_X64_LITHIUM_X64_H_ 30 31#include "hydrogen.h" 32#include "lithium-allocator.h" 33#include "lithium.h" 34#include "safepoint-table.h" 35#include "utils.h" 36 37namespace v8 { 38namespace internal { 39 40// Forward declarations. 41class LCodeGen; 42 43#define LITHIUM_CONCRETE_INSTRUCTION_LIST(V) \ 44 V(AccessArgumentsAt) \ 45 V(AddI) \ 46 V(Allocate) \ 47 V(ApplyArguments) \ 48 V(ArgumentsElements) \ 49 V(ArgumentsLength) \ 50 V(ArithmeticD) \ 51 V(ArithmeticT) \ 52 V(BitI) \ 53 V(BoundsCheck) \ 54 V(Branch) \ 55 V(CallConstantFunction) \ 56 V(CallFunction) \ 57 V(CallGlobal) \ 58 V(CallKeyed) \ 59 V(CallKnownGlobal) \ 60 V(CallNamed) \ 61 V(CallNew) \ 62 V(CallNewArray) \ 63 V(CallRuntime) \ 64 V(CallStub) \ 65 V(CheckInstanceType) \ 66 V(CheckMaps) \ 67 V(CheckMapValue) \ 68 V(CheckNonSmi) \ 69 V(CheckSmi) \ 70 V(CheckValue) \ 71 V(ClampDToUint8) \ 72 V(ClampIToUint8) \ 73 V(ClampTToUint8) \ 74 V(ClassOfTestAndBranch) \ 75 V(CompareMinusZeroAndBranch) \ 76 V(CompareNumericAndBranch) \ 77 V(CmpObjectEqAndBranch) \ 78 V(CmpHoleAndBranch) \ 79 V(CmpMapAndBranch) \ 80 V(CmpT) \ 81 V(ConstantD) \ 82 V(ConstantE) \ 83 V(ConstantI) \ 84 V(ConstantS) \ 85 V(ConstantT) \ 86 V(Context) \ 87 V(DateField) \ 88 V(DebugBreak) \ 89 V(DeclareGlobals) \ 90 V(Deoptimize) \ 91 V(DivI) \ 92 V(DoubleToI) \ 93 V(DoubleToSmi) \ 94 V(Drop) \ 95 V(DummyUse) \ 96 V(Dummy) \ 97 V(ElementsKind) \ 98 V(ForInCacheArray) \ 99 V(ForInPrepareMap) \ 100 V(FunctionLiteral) \ 101 V(GetCachedArrayIndex) \ 102 V(GlobalObject) \ 103 V(GlobalReceiver) \ 104 V(Goto) \ 105 V(HasCachedArrayIndexAndBranch) \ 106 V(HasInstanceTypeAndBranch) \ 107 V(InnerAllocatedObject) \ 108 V(InstanceOf) \ 109 V(InstanceOfKnownGlobal) \ 110 V(InstructionGap) \ 111 V(Integer32ToDouble) \ 112 V(Integer32ToSmi) \ 113 V(InvokeFunction) \ 114 V(IsConstructCallAndBranch) \ 115 V(IsObjectAndBranch) \ 116 V(IsStringAndBranch) \ 117 V(IsSmiAndBranch) \ 118 V(IsUndetectableAndBranch) \ 119 V(Label) \ 120 V(LazyBailout) \ 121 V(LoadContextSlot) \ 122 V(LoadExternalArrayPointer) \ 123 V(LoadRoot) \ 124 V(LoadFieldByIndex) \ 125 V(LoadFunctionPrototype) \ 126 V(LoadGlobalCell) \ 127 V(LoadGlobalGeneric) \ 128 V(LoadKeyed) \ 129 V(LoadKeyedGeneric) \ 130 V(LoadNamedField) \ 131 V(LoadNamedGeneric) \ 132 V(MapEnumLength) \ 133 V(MathAbs) \ 134 V(MathCos) \ 135 V(MathExp) \ 136 V(MathFloor) \ 137 V(MathFloorOfDiv) \ 138 V(MathLog) \ 139 V(MathMinMax) \ 140 V(MathPowHalf) \ 141 V(MathRound) \ 142 V(MathSin) \ 143 V(MathSqrt) \ 144 V(MathTan) \ 145 V(ModI) \ 146 V(MulI) \ 147 V(NumberTagD) \ 148 V(NumberTagI) \ 149 V(NumberTagU) \ 150 V(NumberUntagD) \ 151 V(OsrEntry) \ 152 V(OuterContext) \ 153 V(Parameter) \ 154 V(Power) \ 155 V(PushArgument) \ 156 V(RegExpLiteral) \ 157 V(Return) \ 158 V(SeqStringGetChar) \ 159 V(SeqStringSetChar) \ 160 V(ShiftI) \ 161 V(SmiTag) \ 162 V(SmiUntag) \ 163 V(StackCheck) \ 164 V(StoreCodeEntry) \ 165 V(StoreContextSlot) \ 166 V(StoreGlobalCell) \ 167 V(StoreGlobalGeneric) \ 168 V(StoreKeyed) \ 169 V(StoreKeyedGeneric) \ 170 V(StoreNamedField) \ 171 V(StoreNamedGeneric) \ 172 V(StringAdd) \ 173 V(StringCharCodeAt) \ 174 V(StringCharFromCode) \ 175 V(StringCompareAndBranch) \ 176 V(SubI) \ 177 V(TaggedToI) \ 178 V(ThisFunction) \ 179 V(Throw) \ 180 V(ToFastProperties) \ 181 V(TransitionElementsKind) \ 182 V(TrapAllocationMemento) \ 183 V(Typeof) \ 184 V(TypeofIsAndBranch) \ 185 V(Uint32ToDouble) \ 186 V(Uint32ToSmi) \ 187 V(UnknownOSRValue) \ 188 V(ValueOf) \ 189 V(WrapReceiver) 190 191 192#define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic) \ 193 virtual Opcode opcode() const V8_FINAL V8_OVERRIDE { \ 194 return LInstruction::k##type; \ 195 } \ 196 virtual void CompileToNative(LCodeGen* generator) V8_FINAL V8_OVERRIDE; \ 197 virtual const char* Mnemonic() const V8_FINAL V8_OVERRIDE { \ 198 return mnemonic; \ 199 } \ 200 static L##type* cast(LInstruction* instr) { \ 201 ASSERT(instr->Is##type()); \ 202 return reinterpret_cast<L##type*>(instr); \ 203 } 204 205 206#define DECLARE_HYDROGEN_ACCESSOR(type) \ 207 H##type* hydrogen() const { \ 208 return H##type::cast(hydrogen_value()); \ 209 } 210 211 212class LInstruction : public ZoneObject { 213 public: 214 LInstruction() 215 : environment_(NULL), 216 hydrogen_value_(NULL), 217 bit_field_(IsCallBits::encode(false)) { 218 } 219 220 virtual ~LInstruction() {} 221 222 virtual void CompileToNative(LCodeGen* generator) = 0; 223 virtual const char* Mnemonic() const = 0; 224 virtual void PrintTo(StringStream* stream); 225 virtual void PrintDataTo(StringStream* stream); 226 virtual void PrintOutputOperandTo(StringStream* stream); 227 228 enum Opcode { 229 // Declare a unique enum value for each instruction. 230#define DECLARE_OPCODE(type) k##type, 231 LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE) 232 kNumberOfInstructions 233#undef DECLARE_OPCODE 234 }; 235 236 virtual Opcode opcode() const = 0; 237 238 // Declare non-virtual type testers for all leaf IR classes. 239#define DECLARE_PREDICATE(type) \ 240 bool Is##type() const { return opcode() == k##type; } 241 LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE) 242#undef DECLARE_PREDICATE 243 244 // Declare virtual predicates for instructions that don't have 245 // an opcode. 246 virtual bool IsGap() const { return false; } 247 248 virtual bool IsControl() const { return false; } 249 250 void set_environment(LEnvironment* env) { environment_ = env; } 251 LEnvironment* environment() const { return environment_; } 252 bool HasEnvironment() const { return environment_ != NULL; } 253 254 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } 255 LPointerMap* pointer_map() const { return pointer_map_.get(); } 256 bool HasPointerMap() const { return pointer_map_.is_set(); } 257 258 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } 259 HValue* hydrogen_value() const { return hydrogen_value_; } 260 261 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } 262 bool IsCall() const { return IsCallBits::decode(bit_field_); } 263 264 // Interface to the register allocator and iterators. 265 bool ClobbersTemps() const { return IsCall(); } 266 bool ClobbersRegisters() const { return IsCall(); } 267 virtual bool ClobbersDoubleRegisters() const { return IsCall(); } 268 269 virtual void SetDeferredLazyDeoptimizationEnvironment(LEnvironment* env) { } 270 271 // Interface to the register allocator and iterators. 272 bool IsMarkedAsCall() const { return IsCall(); } 273 274 virtual bool HasResult() const = 0; 275 virtual LOperand* result() const = 0; 276 277 LOperand* FirstInput() { return InputAt(0); } 278 LOperand* Output() { return HasResult() ? result() : NULL; } 279 280 virtual bool HasInterestingComment(LCodeGen* gen) const { return true; } 281 282#ifdef DEBUG 283 void VerifyCall(); 284#endif 285 286 private: 287 // Iterator support. 288 friend class InputIterator; 289 virtual int InputCount() = 0; 290 virtual LOperand* InputAt(int i) = 0; 291 292 friend class TempIterator; 293 virtual int TempCount() = 0; 294 virtual LOperand* TempAt(int i) = 0; 295 296 class IsCallBits: public BitField<bool, 0, 1> {}; 297 298 LEnvironment* environment_; 299 SetOncePointer<LPointerMap> pointer_map_; 300 HValue* hydrogen_value_; 301 int bit_field_; 302}; 303 304 305// R = number of result operands (0 or 1). 306// I = number of input operands. 307// T = number of temporary operands. 308template<int R, int I, int T> 309class LTemplateInstruction : public LInstruction { 310 public: 311 // Allow 0 or 1 output operands. 312 STATIC_ASSERT(R == 0 || R == 1); 313 virtual bool HasResult() const V8_FINAL V8_OVERRIDE { 314 return R != 0 && result() != NULL; 315 } 316 void set_result(LOperand* operand) { results_[0] = operand; } 317 LOperand* result() const { return results_[0]; } 318 319 protected: 320 EmbeddedContainer<LOperand*, R> results_; 321 EmbeddedContainer<LOperand*, I> inputs_; 322 EmbeddedContainer<LOperand*, T> temps_; 323 324 private: 325 // Iterator support. 326 virtual int InputCount() V8_FINAL V8_OVERRIDE { return I; } 327 virtual LOperand* InputAt(int i) V8_FINAL V8_OVERRIDE { return inputs_[i]; } 328 329 virtual int TempCount() V8_FINAL V8_OVERRIDE { return T; } 330 virtual LOperand* TempAt(int i) V8_FINAL V8_OVERRIDE { return temps_[i]; } 331}; 332 333 334class LGap : public LTemplateInstruction<0, 0, 0> { 335 public: 336 explicit LGap(HBasicBlock* block) 337 : block_(block) { 338 parallel_moves_[BEFORE] = NULL; 339 parallel_moves_[START] = NULL; 340 parallel_moves_[END] = NULL; 341 parallel_moves_[AFTER] = NULL; 342 } 343 344 // Can't use the DECLARE-macro here because of sub-classes. 345 virtual bool IsGap() const V8_FINAL V8_OVERRIDE { return true; } 346 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 347 static LGap* cast(LInstruction* instr) { 348 ASSERT(instr->IsGap()); 349 return reinterpret_cast<LGap*>(instr); 350 } 351 352 bool IsRedundant() const; 353 354 HBasicBlock* block() const { return block_; } 355 356 enum InnerPosition { 357 BEFORE, 358 START, 359 END, 360 AFTER, 361 FIRST_INNER_POSITION = BEFORE, 362 LAST_INNER_POSITION = AFTER 363 }; 364 365 LParallelMove* GetOrCreateParallelMove(InnerPosition pos, 366 Zone* zone) { 367 if (parallel_moves_[pos] == NULL) { 368 parallel_moves_[pos] = new(zone) LParallelMove(zone); 369 } 370 return parallel_moves_[pos]; 371 } 372 373 LParallelMove* GetParallelMove(InnerPosition pos) { 374 return parallel_moves_[pos]; 375 } 376 377 private: 378 LParallelMove* parallel_moves_[LAST_INNER_POSITION + 1]; 379 HBasicBlock* block_; 380}; 381 382 383class LInstructionGap V8_FINAL : public LGap { 384 public: 385 explicit LInstructionGap(HBasicBlock* block) : LGap(block) { } 386 387 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 388 return !IsRedundant(); 389 } 390 391 DECLARE_CONCRETE_INSTRUCTION(InstructionGap, "gap") 392}; 393 394 395class LGoto V8_FINAL : public LTemplateInstruction<0, 0, 0> { 396 public: 397 explicit LGoto(HBasicBlock* block) : block_(block) { } 398 399 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE; 400 DECLARE_CONCRETE_INSTRUCTION(Goto, "goto") 401 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 402 virtual bool IsControl() const V8_OVERRIDE { return true; } 403 404 int block_id() const { return block_->block_id(); } 405 406 private: 407 HBasicBlock* block_; 408}; 409 410 411class LLazyBailout V8_FINAL : public LTemplateInstruction<0, 0, 0> { 412 public: 413 LLazyBailout() : gap_instructions_size_(0) { } 414 415 DECLARE_CONCRETE_INSTRUCTION(LazyBailout, "lazy-bailout") 416 417 void set_gap_instructions_size(int gap_instructions_size) { 418 gap_instructions_size_ = gap_instructions_size; 419 } 420 int gap_instructions_size() { return gap_instructions_size_; } 421 422 private: 423 int gap_instructions_size_; 424}; 425 426 427class LDummy V8_FINAL : public LTemplateInstruction<1, 0, 0> { 428 public: 429 explicit LDummy() { } 430 DECLARE_CONCRETE_INSTRUCTION(Dummy, "dummy") 431}; 432 433 434class LDummyUse V8_FINAL : public LTemplateInstruction<1, 1, 0> { 435 public: 436 explicit LDummyUse(LOperand* value) { 437 inputs_[0] = value; 438 } 439 DECLARE_CONCRETE_INSTRUCTION(DummyUse, "dummy-use") 440}; 441 442 443class LDeoptimize V8_FINAL : public LTemplateInstruction<0, 0, 0> { 444 public: 445 DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize") 446 DECLARE_HYDROGEN_ACCESSOR(Deoptimize) 447}; 448 449 450class LLabel V8_FINAL : public LGap { 451 public: 452 explicit LLabel(HBasicBlock* block) 453 : LGap(block), replacement_(NULL) { } 454 455 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 456 return false; 457 } 458 DECLARE_CONCRETE_INSTRUCTION(Label, "label") 459 460 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 461 462 int block_id() const { return block()->block_id(); } 463 bool is_loop_header() const { return block()->IsLoopHeader(); } 464 bool is_osr_entry() const { return block()->is_osr_entry(); } 465 Label* label() { return &label_; } 466 LLabel* replacement() const { return replacement_; } 467 void set_replacement(LLabel* label) { replacement_ = label; } 468 bool HasReplacement() const { return replacement_ != NULL; } 469 470 private: 471 Label label_; 472 LLabel* replacement_; 473}; 474 475 476class LParameter V8_FINAL : public LTemplateInstruction<1, 0, 0> { 477 public: 478 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 479 return false; 480 } 481 DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter") 482}; 483 484 485class LCallStub V8_FINAL : public LTemplateInstruction<1, 1, 0> { 486 public: 487 explicit LCallStub(LOperand* context) { 488 inputs_[0] = context; 489 } 490 491 LOperand* context() { return inputs_[0]; } 492 493 DECLARE_CONCRETE_INSTRUCTION(CallStub, "call-stub") 494 DECLARE_HYDROGEN_ACCESSOR(CallStub) 495 496 TranscendentalCache::Type transcendental_type() { 497 return hydrogen()->transcendental_type(); 498 } 499}; 500 501 502class LUnknownOSRValue V8_FINAL : public LTemplateInstruction<1, 0, 0> { 503 public: 504 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 505 return false; 506 } 507 DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value") 508}; 509 510 511template<int I, int T> 512class LControlInstruction : public LTemplateInstruction<0, I, T> { 513 public: 514 LControlInstruction() : false_label_(NULL), true_label_(NULL) { } 515 516 virtual bool IsControl() const V8_FINAL V8_OVERRIDE { return true; } 517 518 int SuccessorCount() { return hydrogen()->SuccessorCount(); } 519 HBasicBlock* SuccessorAt(int i) { return hydrogen()->SuccessorAt(i); } 520 521 int TrueDestination(LChunk* chunk) { 522 return chunk->LookupDestination(true_block_id()); 523 } 524 int FalseDestination(LChunk* chunk) { 525 return chunk->LookupDestination(false_block_id()); 526 } 527 528 Label* TrueLabel(LChunk* chunk) { 529 if (true_label_ == NULL) { 530 true_label_ = chunk->GetAssemblyLabel(TrueDestination(chunk)); 531 } 532 return true_label_; 533 } 534 Label* FalseLabel(LChunk* chunk) { 535 if (false_label_ == NULL) { 536 false_label_ = chunk->GetAssemblyLabel(FalseDestination(chunk)); 537 } 538 return false_label_; 539 } 540 541 protected: 542 int true_block_id() { return SuccessorAt(0)->block_id(); } 543 int false_block_id() { return SuccessorAt(1)->block_id(); } 544 545 private: 546 HControlInstruction* hydrogen() { 547 return HControlInstruction::cast(this->hydrogen_value()); 548 } 549 550 Label* false_label_; 551 Label* true_label_; 552}; 553 554 555class LWrapReceiver V8_FINAL : public LTemplateInstruction<1, 2, 0> { 556 public: 557 LWrapReceiver(LOperand* receiver, LOperand* function) { 558 inputs_[0] = receiver; 559 inputs_[1] = function; 560 } 561 562 LOperand* receiver() { return inputs_[0]; } 563 LOperand* function() { return inputs_[1]; } 564 565 DECLARE_CONCRETE_INSTRUCTION(WrapReceiver, "wrap-receiver") 566}; 567 568 569class LApplyArguments V8_FINAL : public LTemplateInstruction<1, 4, 0> { 570 public: 571 LApplyArguments(LOperand* function, 572 LOperand* receiver, 573 LOperand* length, 574 LOperand* elements) { 575 inputs_[0] = function; 576 inputs_[1] = receiver; 577 inputs_[2] = length; 578 inputs_[3] = elements; 579 } 580 581 LOperand* function() { return inputs_[0]; } 582 LOperand* receiver() { return inputs_[1]; } 583 LOperand* length() { return inputs_[2]; } 584 LOperand* elements() { return inputs_[3]; } 585 586 DECLARE_CONCRETE_INSTRUCTION(ApplyArguments, "apply-arguments") 587}; 588 589 590class LAccessArgumentsAt V8_FINAL : public LTemplateInstruction<1, 3, 0> { 591 public: 592 LAccessArgumentsAt(LOperand* arguments, LOperand* length, LOperand* index) { 593 inputs_[0] = arguments; 594 inputs_[1] = length; 595 inputs_[2] = index; 596 } 597 598 LOperand* arguments() { return inputs_[0]; } 599 LOperand* length() { return inputs_[1]; } 600 LOperand* index() { return inputs_[2]; } 601 602 DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt, "access-arguments-at") 603 604 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 605}; 606 607 608class LArgumentsLength V8_FINAL : public LTemplateInstruction<1, 1, 0> { 609 public: 610 explicit LArgumentsLength(LOperand* elements) { 611 inputs_[0] = elements; 612 } 613 614 LOperand* elements() { return inputs_[0]; } 615 616 DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length") 617}; 618 619 620class LArgumentsElements V8_FINAL : public LTemplateInstruction<1, 0, 0> { 621 public: 622 DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements") 623 DECLARE_HYDROGEN_ACCESSOR(ArgumentsElements) 624}; 625 626 627class LModI V8_FINAL : public LTemplateInstruction<1, 2, 1> { 628 public: 629 LModI(LOperand* left, LOperand* right, LOperand* temp) { 630 inputs_[0] = left; 631 inputs_[1] = right; 632 temps_[0] = temp; 633 } 634 635 LOperand* left() { return inputs_[0]; } 636 LOperand* right() { return inputs_[1]; } 637 LOperand* temp() { return temps_[0]; } 638 639 DECLARE_CONCRETE_INSTRUCTION(ModI, "mod-i") 640 DECLARE_HYDROGEN_ACCESSOR(Mod) 641}; 642 643 644class LDivI V8_FINAL : public LTemplateInstruction<1, 2, 1> { 645 public: 646 LDivI(LOperand* left, LOperand* right, LOperand* temp) { 647 inputs_[0] = left; 648 inputs_[1] = right; 649 temps_[0] = temp; 650 } 651 652 LOperand* left() { return inputs_[0]; } 653 LOperand* right() { return inputs_[1]; } 654 LOperand* temp() { return temps_[0]; } 655 656 bool is_flooring() { return hydrogen_value()->IsMathFloorOfDiv(); } 657 658 DECLARE_CONCRETE_INSTRUCTION(DivI, "div-i") 659 DECLARE_HYDROGEN_ACCESSOR(Div) 660}; 661 662 663class LMathFloorOfDiv V8_FINAL : public LTemplateInstruction<1, 2, 1> { 664 public: 665 LMathFloorOfDiv(LOperand* left, 666 LOperand* right, 667 LOperand* temp = NULL) { 668 inputs_[0] = left; 669 inputs_[1] = right; 670 temps_[0] = temp; 671 } 672 673 LOperand* left() { return inputs_[0]; } 674 LOperand* right() { return inputs_[1]; } 675 LOperand* temp() { return temps_[0]; } 676 677 DECLARE_CONCRETE_INSTRUCTION(MathFloorOfDiv, "math-floor-of-div") 678 DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv) 679}; 680 681 682class LMulI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 683 public: 684 LMulI(LOperand* left, LOperand* right) { 685 inputs_[0] = left; 686 inputs_[1] = right; 687 } 688 689 LOperand* left() { return inputs_[0]; } 690 LOperand* right() { return inputs_[1]; } 691 692 DECLARE_CONCRETE_INSTRUCTION(MulI, "mul-i") 693 DECLARE_HYDROGEN_ACCESSOR(Mul) 694}; 695 696 697class LCompareNumericAndBranch V8_FINAL : public LControlInstruction<2, 0> { 698 public: 699 LCompareNumericAndBranch(LOperand* left, LOperand* right) { 700 inputs_[0] = left; 701 inputs_[1] = right; 702 } 703 704 LOperand* left() { return inputs_[0]; } 705 LOperand* right() { return inputs_[1]; } 706 707 DECLARE_CONCRETE_INSTRUCTION(CompareNumericAndBranch, 708 "compare-numeric-and-branch") 709 DECLARE_HYDROGEN_ACCESSOR(CompareNumericAndBranch) 710 711 Token::Value op() const { return hydrogen()->token(); } 712 bool is_double() const { 713 return hydrogen()->representation().IsDouble(); 714 } 715 716 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 717}; 718 719 720class LMathFloor V8_FINAL : public LTemplateInstruction<1, 1, 0> { 721 public: 722 explicit LMathFloor(LOperand* value) { 723 inputs_[0] = value; 724 } 725 726 LOperand* value() { return inputs_[0]; } 727 728 DECLARE_CONCRETE_INSTRUCTION(MathFloor, "math-floor") 729 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) 730}; 731 732 733class LMathRound V8_FINAL : public LTemplateInstruction<1, 1, 0> { 734 public: 735 explicit LMathRound(LOperand* value) { 736 inputs_[0] = value; 737 } 738 739 LOperand* value() { return inputs_[0]; } 740 741 DECLARE_CONCRETE_INSTRUCTION(MathRound, "math-round") 742 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) 743}; 744 745 746class LMathAbs V8_FINAL : public LTemplateInstruction<1, 2, 0> { 747 public: 748 explicit LMathAbs(LOperand* context, LOperand* value) { 749 inputs_[1] = context; 750 inputs_[0] = value; 751 } 752 753 LOperand* context() { return inputs_[1]; } 754 LOperand* value() { return inputs_[0]; } 755 756 DECLARE_CONCRETE_INSTRUCTION(MathAbs, "math-abs") 757 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) 758}; 759 760 761class LMathLog V8_FINAL : public LTemplateInstruction<1, 1, 0> { 762 public: 763 explicit LMathLog(LOperand* value) { 764 inputs_[0] = value; 765 } 766 767 LOperand* value() { return inputs_[0]; } 768 769 DECLARE_CONCRETE_INSTRUCTION(MathLog, "math-log") 770}; 771 772 773class LMathSin V8_FINAL : public LTemplateInstruction<1, 1, 0> { 774 public: 775 explicit LMathSin(LOperand* value) { 776 inputs_[0] = value; 777 } 778 779 LOperand* value() { return inputs_[0]; } 780 781 DECLARE_CONCRETE_INSTRUCTION(MathSin, "math-sin") 782}; 783 784 785class LMathCos V8_FINAL : public LTemplateInstruction<1, 1, 0> { 786 public: 787 explicit LMathCos(LOperand* value) { 788 inputs_[0] = value; 789 } 790 791 LOperand* value() { return inputs_[0]; } 792 793 DECLARE_CONCRETE_INSTRUCTION(MathCos, "math-cos") 794}; 795 796 797class LMathTan V8_FINAL : public LTemplateInstruction<1, 1, 0> { 798 public: 799 explicit LMathTan(LOperand* value) { 800 inputs_[0] = value; 801 } 802 803 LOperand* value() { return inputs_[0]; } 804 805 DECLARE_CONCRETE_INSTRUCTION(MathTan, "math-tan") 806}; 807 808 809class LMathExp V8_FINAL : public LTemplateInstruction<1, 1, 2> { 810 public: 811 LMathExp(LOperand* value, LOperand* temp1, LOperand* temp2) { 812 inputs_[0] = value; 813 temps_[0] = temp1; 814 temps_[1] = temp2; 815 ExternalReference::InitializeMathExpData(); 816 } 817 818 LOperand* value() { return inputs_[0]; } 819 LOperand* temp1() { return temps_[0]; } 820 LOperand* temp2() { return temps_[1]; } 821 822 DECLARE_CONCRETE_INSTRUCTION(MathExp, "math-exp") 823}; 824 825 826class LMathSqrt V8_FINAL : public LTemplateInstruction<1, 1, 0> { 827 public: 828 explicit LMathSqrt(LOperand* value) { 829 inputs_[0] = value; 830 } 831 832 LOperand* value() { return inputs_[0]; } 833 834 DECLARE_CONCRETE_INSTRUCTION(MathSqrt, "math-sqrt") 835}; 836 837 838class LMathPowHalf V8_FINAL : public LTemplateInstruction<1, 1, 0> { 839 public: 840 explicit LMathPowHalf(LOperand* value) { 841 inputs_[0] = value; 842 } 843 844 LOperand* value() { return inputs_[0]; } 845 846 DECLARE_CONCRETE_INSTRUCTION(MathPowHalf, "math-pow-half") 847}; 848 849 850class LCmpObjectEqAndBranch V8_FINAL : public LControlInstruction<2, 0> { 851 public: 852 LCmpObjectEqAndBranch(LOperand* left, LOperand* right) { 853 inputs_[0] = left; 854 inputs_[1] = right; 855 } 856 857 LOperand* left() { return inputs_[0]; } 858 LOperand* right() { return inputs_[1]; } 859 860 DECLARE_CONCRETE_INSTRUCTION(CmpObjectEqAndBranch, "cmp-object-eq-and-branch") 861}; 862 863 864class LCmpHoleAndBranch V8_FINAL : public LControlInstruction<1, 0> { 865 public: 866 explicit LCmpHoleAndBranch(LOperand* object) { 867 inputs_[0] = object; 868 } 869 870 LOperand* object() { return inputs_[0]; } 871 872 DECLARE_CONCRETE_INSTRUCTION(CmpHoleAndBranch, "cmp-hole-and-branch") 873 DECLARE_HYDROGEN_ACCESSOR(CompareHoleAndBranch) 874}; 875 876 877class LCompareMinusZeroAndBranch V8_FINAL : public LControlInstruction<1, 0> { 878 public: 879 explicit LCompareMinusZeroAndBranch(LOperand* value) { 880 inputs_[0] = value; 881 } 882 883 LOperand* value() { return inputs_[0]; } 884 885 DECLARE_CONCRETE_INSTRUCTION(CompareMinusZeroAndBranch, 886 "cmp-minus-zero-and-branch") 887 DECLARE_HYDROGEN_ACCESSOR(CompareMinusZeroAndBranch) 888}; 889 890 891 892class LIsObjectAndBranch V8_FINAL : public LControlInstruction<1, 0> { 893 public: 894 explicit LIsObjectAndBranch(LOperand* value) { 895 inputs_[0] = value; 896 } 897 898 LOperand* value() { return inputs_[0]; } 899 900 DECLARE_CONCRETE_INSTRUCTION(IsObjectAndBranch, "is-object-and-branch") 901 DECLARE_HYDROGEN_ACCESSOR(IsObjectAndBranch) 902 903 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 904}; 905 906 907class LIsStringAndBranch V8_FINAL : public LControlInstruction<1, 1> { 908 public: 909 explicit LIsStringAndBranch(LOperand* value, LOperand* temp) { 910 inputs_[0] = value; 911 temps_[0] = temp; 912 } 913 914 LOperand* value() { return inputs_[0]; } 915 LOperand* temp() { return temps_[0]; } 916 917 DECLARE_CONCRETE_INSTRUCTION(IsStringAndBranch, "is-string-and-branch") 918 DECLARE_HYDROGEN_ACCESSOR(IsStringAndBranch) 919 920 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 921}; 922 923 924class LIsSmiAndBranch V8_FINAL : public LControlInstruction<1, 0> { 925 public: 926 explicit LIsSmiAndBranch(LOperand* value) { 927 inputs_[0] = value; 928 } 929 930 LOperand* value() { return inputs_[0]; } 931 932 DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch") 933 DECLARE_HYDROGEN_ACCESSOR(IsSmiAndBranch) 934 935 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 936}; 937 938 939class LIsUndetectableAndBranch V8_FINAL : public LControlInstruction<1, 1> { 940 public: 941 explicit LIsUndetectableAndBranch(LOperand* value, LOperand* temp) { 942 inputs_[0] = value; 943 temps_[0] = temp; 944 } 945 946 LOperand* value() { return inputs_[0]; } 947 LOperand* temp() { return temps_[0]; } 948 949 DECLARE_CONCRETE_INSTRUCTION(IsUndetectableAndBranch, 950 "is-undetectable-and-branch") 951 DECLARE_HYDROGEN_ACCESSOR(IsUndetectableAndBranch) 952 953 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 954}; 955 956 957class LStringCompareAndBranch V8_FINAL : public LControlInstruction<3, 0> { 958 public: 959 explicit LStringCompareAndBranch(LOperand* context, 960 LOperand* left, 961 LOperand* right) { 962 inputs_[0] = context; 963 inputs_[1] = left; 964 inputs_[2] = right; 965 } 966 967 LOperand* context() { return inputs_[0]; } 968 LOperand* left() { return inputs_[1]; } 969 LOperand* right() { return inputs_[2]; } 970 971 DECLARE_CONCRETE_INSTRUCTION(StringCompareAndBranch, 972 "string-compare-and-branch") 973 DECLARE_HYDROGEN_ACCESSOR(StringCompareAndBranch) 974 975 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 976 977 Token::Value op() const { return hydrogen()->token(); } 978}; 979 980 981class LHasInstanceTypeAndBranch V8_FINAL : public LControlInstruction<1, 0> { 982 public: 983 explicit LHasInstanceTypeAndBranch(LOperand* value) { 984 inputs_[0] = value; 985 } 986 987 LOperand* value() { return inputs_[0]; } 988 989 DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch, 990 "has-instance-type-and-branch") 991 DECLARE_HYDROGEN_ACCESSOR(HasInstanceTypeAndBranch) 992 993 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 994}; 995 996 997class LGetCachedArrayIndex V8_FINAL : public LTemplateInstruction<1, 1, 0> { 998 public: 999 explicit LGetCachedArrayIndex(LOperand* value) { 1000 inputs_[0] = value; 1001 } 1002 1003 LOperand* value() { return inputs_[0]; } 1004 1005 DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex, "get-cached-array-index") 1006 DECLARE_HYDROGEN_ACCESSOR(GetCachedArrayIndex) 1007}; 1008 1009 1010class LHasCachedArrayIndexAndBranch V8_FINAL 1011 : public LControlInstruction<1, 0> { 1012 public: 1013 explicit LHasCachedArrayIndexAndBranch(LOperand* value) { 1014 inputs_[0] = value; 1015 } 1016 1017 LOperand* value() { return inputs_[0]; } 1018 1019 DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch, 1020 "has-cached-array-index-and-branch") 1021 DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndexAndBranch) 1022 1023 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1024}; 1025 1026 1027class LClassOfTestAndBranch V8_FINAL : public LControlInstruction<1, 2> { 1028 public: 1029 LClassOfTestAndBranch(LOperand* value, LOperand* temp, LOperand* temp2) { 1030 inputs_[0] = value; 1031 temps_[0] = temp; 1032 temps_[1] = temp2; 1033 } 1034 1035 LOperand* value() { return inputs_[0]; } 1036 LOperand* temp() { return temps_[0]; } 1037 LOperand* temp2() { return temps_[1]; } 1038 1039 DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch, 1040 "class-of-test-and-branch") 1041 DECLARE_HYDROGEN_ACCESSOR(ClassOfTestAndBranch) 1042 1043 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1044}; 1045 1046 1047class LCmpT V8_FINAL : public LTemplateInstruction<1, 3, 0> { 1048 public: 1049 LCmpT(LOperand* context, LOperand* left, LOperand* right) { 1050 inputs_[0] = context; 1051 inputs_[1] = left; 1052 inputs_[2] = right; 1053 } 1054 1055 LOperand* context() { return inputs_[0]; } 1056 LOperand* left() { return inputs_[1]; } 1057 LOperand* right() { return inputs_[2]; } 1058 1059 DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t") 1060 DECLARE_HYDROGEN_ACCESSOR(CompareGeneric) 1061 1062 Token::Value op() const { return hydrogen()->token(); } 1063}; 1064 1065 1066class LInstanceOf V8_FINAL : public LTemplateInstruction<1, 3, 0> { 1067 public: 1068 LInstanceOf(LOperand* context, LOperand* left, LOperand* right) { 1069 inputs_[0] = context; 1070 inputs_[1] = left; 1071 inputs_[2] = right; 1072 } 1073 1074 LOperand* context() { return inputs_[0]; } 1075 LOperand* left() { return inputs_[1]; } 1076 LOperand* right() { return inputs_[2]; } 1077 1078 DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of") 1079}; 1080 1081 1082class LInstanceOfKnownGlobal V8_FINAL : public LTemplateInstruction<1, 2, 1> { 1083 public: 1084 LInstanceOfKnownGlobal(LOperand* context, LOperand* value, LOperand* temp) { 1085 inputs_[0] = context; 1086 inputs_[1] = value; 1087 temps_[0] = temp; 1088 } 1089 1090 LOperand* context() { return inputs_[0]; } 1091 LOperand* value() { return inputs_[1]; } 1092 LOperand* temp() { return temps_[0]; } 1093 1094 DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal, 1095 "instance-of-known-global") 1096 DECLARE_HYDROGEN_ACCESSOR(InstanceOfKnownGlobal) 1097 1098 Handle<JSFunction> function() const { return hydrogen()->function(); } 1099 LEnvironment* GetDeferredLazyDeoptimizationEnvironment() { 1100 return lazy_deopt_env_; 1101 } 1102 virtual void SetDeferredLazyDeoptimizationEnvironment( 1103 LEnvironment* env) V8_OVERRIDE { 1104 lazy_deopt_env_ = env; 1105 } 1106 1107 private: 1108 LEnvironment* lazy_deopt_env_; 1109}; 1110 1111 1112class LBoundsCheck V8_FINAL : public LTemplateInstruction<0, 2, 0> { 1113 public: 1114 LBoundsCheck(LOperand* index, LOperand* length) { 1115 inputs_[0] = index; 1116 inputs_[1] = length; 1117 } 1118 1119 LOperand* index() { return inputs_[0]; } 1120 LOperand* length() { return inputs_[1]; } 1121 1122 DECLARE_CONCRETE_INSTRUCTION(BoundsCheck, "bounds-check") 1123 DECLARE_HYDROGEN_ACCESSOR(BoundsCheck) 1124}; 1125 1126 1127class LBitI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1128 public: 1129 LBitI(LOperand* left, LOperand* right) { 1130 inputs_[0] = left; 1131 inputs_[1] = right; 1132 } 1133 1134 LOperand* left() { return inputs_[0]; } 1135 LOperand* right() { return inputs_[1]; } 1136 1137 Token::Value op() const { return hydrogen()->op(); } 1138 1139 DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i") 1140 DECLARE_HYDROGEN_ACCESSOR(Bitwise) 1141}; 1142 1143 1144class LShiftI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1145 public: 1146 LShiftI(Token::Value op, LOperand* left, LOperand* right, bool can_deopt) 1147 : op_(op), can_deopt_(can_deopt) { 1148 inputs_[0] = left; 1149 inputs_[1] = right; 1150 } 1151 1152 Token::Value op() const { return op_; } 1153 LOperand* left() { return inputs_[0]; } 1154 LOperand* right() { return inputs_[1]; } 1155 bool can_deopt() const { return can_deopt_; } 1156 1157 DECLARE_CONCRETE_INSTRUCTION(ShiftI, "shift-i") 1158 1159 private: 1160 Token::Value op_; 1161 bool can_deopt_; 1162}; 1163 1164 1165class LSubI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1166 public: 1167 LSubI(LOperand* left, LOperand* right) { 1168 inputs_[0] = left; 1169 inputs_[1] = right; 1170 } 1171 1172 LOperand* left() { return inputs_[0]; } 1173 LOperand* right() { return inputs_[1]; } 1174 1175 DECLARE_CONCRETE_INSTRUCTION(SubI, "sub-i") 1176 DECLARE_HYDROGEN_ACCESSOR(Sub) 1177}; 1178 1179 1180class LConstantI V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1181 public: 1182 DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i") 1183 DECLARE_HYDROGEN_ACCESSOR(Constant) 1184 1185 int32_t value() const { return hydrogen()->Integer32Value(); } 1186}; 1187 1188 1189class LConstantS V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1190 public: 1191 DECLARE_CONCRETE_INSTRUCTION(ConstantS, "constant-s") 1192 DECLARE_HYDROGEN_ACCESSOR(Constant) 1193 1194 Smi* value() const { return Smi::FromInt(hydrogen()->Integer32Value()); } 1195}; 1196 1197 1198class LConstantD V8_FINAL : public LTemplateInstruction<1, 0, 1> { 1199 public: 1200 explicit LConstantD(LOperand* temp) { 1201 temps_[0] = temp; 1202 } 1203 1204 LOperand* temp() { return temps_[0]; } 1205 1206 DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d") 1207 DECLARE_HYDROGEN_ACCESSOR(Constant) 1208 1209 double value() const { return hydrogen()->DoubleValue(); } 1210}; 1211 1212 1213class LConstantE V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1214 public: 1215 DECLARE_CONCRETE_INSTRUCTION(ConstantE, "constant-e") 1216 DECLARE_HYDROGEN_ACCESSOR(Constant) 1217 1218 ExternalReference value() const { 1219 return hydrogen()->ExternalReferenceValue(); 1220 } 1221}; 1222 1223 1224class LConstantT V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1225 public: 1226 DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t") 1227 DECLARE_HYDROGEN_ACCESSOR(Constant) 1228 1229 Handle<Object> value(Isolate* isolate) const { 1230 return hydrogen()->handle(isolate); 1231 } 1232}; 1233 1234 1235class LBranch V8_FINAL : public LControlInstruction<1, 0> { 1236 public: 1237 explicit LBranch(LOperand* value) { 1238 inputs_[0] = value; 1239 } 1240 1241 LOperand* value() { return inputs_[0]; } 1242 1243 DECLARE_CONCRETE_INSTRUCTION(Branch, "branch") 1244 DECLARE_HYDROGEN_ACCESSOR(Branch) 1245 1246 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1247}; 1248 1249 1250class LDebugBreak V8_FINAL : public LTemplateInstruction<0, 0, 0> { 1251 public: 1252 DECLARE_CONCRETE_INSTRUCTION(DebugBreak, "break") 1253}; 1254 1255 1256class LCmpMapAndBranch V8_FINAL : public LControlInstruction<1, 0> { 1257 public: 1258 explicit LCmpMapAndBranch(LOperand* value) { 1259 inputs_[0] = value; 1260 } 1261 1262 LOperand* value() { return inputs_[0]; } 1263 1264 DECLARE_CONCRETE_INSTRUCTION(CmpMapAndBranch, "cmp-map-and-branch") 1265 DECLARE_HYDROGEN_ACCESSOR(CompareMap) 1266 1267 Handle<Map> map() const { return hydrogen()->map().handle(); } 1268}; 1269 1270 1271class LMapEnumLength V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1272 public: 1273 explicit LMapEnumLength(LOperand* value) { 1274 inputs_[0] = value; 1275 } 1276 1277 LOperand* value() { return inputs_[0]; } 1278 1279 DECLARE_CONCRETE_INSTRUCTION(MapEnumLength, "map-enum-length") 1280}; 1281 1282 1283class LElementsKind V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1284 public: 1285 explicit LElementsKind(LOperand* value) { 1286 inputs_[0] = value; 1287 } 1288 1289 LOperand* value() { return inputs_[0]; } 1290 1291 DECLARE_CONCRETE_INSTRUCTION(ElementsKind, "elements-kind") 1292 DECLARE_HYDROGEN_ACCESSOR(ElementsKind) 1293}; 1294 1295 1296class LValueOf V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1297 public: 1298 explicit LValueOf(LOperand* value) { 1299 inputs_[0] = value; 1300 } 1301 1302 LOperand* value() { return inputs_[0]; } 1303 1304 DECLARE_CONCRETE_INSTRUCTION(ValueOf, "value-of") 1305 DECLARE_HYDROGEN_ACCESSOR(ValueOf) 1306}; 1307 1308 1309class LDateField V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1310 public: 1311 LDateField(LOperand* date, Smi* index) : index_(index) { 1312 inputs_[0] = date; 1313 } 1314 1315 LOperand* date() { return inputs_[0]; } 1316 Smi* index() const { return index_; } 1317 1318 DECLARE_CONCRETE_INSTRUCTION(DateField, "date-field") 1319 DECLARE_HYDROGEN_ACCESSOR(DateField) 1320 1321 private: 1322 Smi* index_; 1323}; 1324 1325 1326class LSeqStringGetChar V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1327 public: 1328 LSeqStringGetChar(LOperand* string, LOperand* index) { 1329 inputs_[0] = string; 1330 inputs_[1] = index; 1331 } 1332 1333 LOperand* string() const { return inputs_[0]; } 1334 LOperand* index() const { return inputs_[1]; } 1335 1336 DECLARE_CONCRETE_INSTRUCTION(SeqStringGetChar, "seq-string-get-char") 1337 DECLARE_HYDROGEN_ACCESSOR(SeqStringGetChar) 1338}; 1339 1340 1341class LSeqStringSetChar V8_FINAL : public LTemplateInstruction<1, 4, 0> { 1342 public: 1343 LSeqStringSetChar(LOperand* context, 1344 LOperand* string, 1345 LOperand* index, 1346 LOperand* value) { 1347 inputs_[0] = context; 1348 inputs_[1] = string; 1349 inputs_[2] = index; 1350 inputs_[3] = value; 1351 } 1352 1353 LOperand* string() { return inputs_[1]; } 1354 LOperand* index() { return inputs_[2]; } 1355 LOperand* value() { return inputs_[3]; } 1356 1357 DECLARE_CONCRETE_INSTRUCTION(SeqStringSetChar, "seq-string-set-char") 1358 DECLARE_HYDROGEN_ACCESSOR(SeqStringSetChar) 1359}; 1360 1361 1362class LThrow V8_FINAL : public LTemplateInstruction<0, 2, 0> { 1363 public: 1364 explicit LThrow(LOperand* context, LOperand* value) { 1365 inputs_[0] = context; 1366 inputs_[1] = value; 1367 } 1368 1369 LOperand* context() { return inputs_[0]; } 1370 LOperand* value() { return inputs_[1]; } 1371 1372 DECLARE_CONCRETE_INSTRUCTION(Throw, "throw") 1373}; 1374 1375 1376class LAddI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1377 public: 1378 LAddI(LOperand* left, LOperand* right) { 1379 inputs_[0] = left; 1380 inputs_[1] = right; 1381 } 1382 1383 LOperand* left() { return inputs_[0]; } 1384 LOperand* right() { return inputs_[1]; } 1385 1386 static bool UseLea(HAdd* add) { 1387 return !add->CheckFlag(HValue::kCanOverflow) && 1388 add->BetterLeftOperand()->UseCount() > 1; 1389 } 1390 1391 DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i") 1392 DECLARE_HYDROGEN_ACCESSOR(Add) 1393}; 1394 1395 1396class LMathMinMax V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1397 public: 1398 LMathMinMax(LOperand* left, LOperand* right) { 1399 inputs_[0] = left; 1400 inputs_[1] = right; 1401 } 1402 1403 LOperand* left() { return inputs_[0]; } 1404 LOperand* right() { return inputs_[1]; } 1405 1406 DECLARE_CONCRETE_INSTRUCTION(MathMinMax, "math-min-max") 1407 DECLARE_HYDROGEN_ACCESSOR(MathMinMax) 1408}; 1409 1410 1411class LPower V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1412 public: 1413 LPower(LOperand* left, LOperand* right) { 1414 inputs_[0] = left; 1415 inputs_[1] = right; 1416 } 1417 1418 LOperand* left() { return inputs_[0]; } 1419 LOperand* right() { return inputs_[1]; } 1420 1421 DECLARE_CONCRETE_INSTRUCTION(Power, "power") 1422 DECLARE_HYDROGEN_ACCESSOR(Power) 1423}; 1424 1425 1426class LArithmeticD V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1427 public: 1428 LArithmeticD(Token::Value op, LOperand* left, LOperand* right) 1429 : op_(op) { 1430 inputs_[0] = left; 1431 inputs_[1] = right; 1432 } 1433 1434 Token::Value op() const { return op_; } 1435 LOperand* left() { return inputs_[0]; } 1436 LOperand* right() { return inputs_[1]; } 1437 1438 virtual Opcode opcode() const V8_OVERRIDE { 1439 return LInstruction::kArithmeticD; 1440 } 1441 virtual void CompileToNative(LCodeGen* generator) V8_OVERRIDE; 1442 virtual const char* Mnemonic() const V8_OVERRIDE; 1443 1444 private: 1445 Token::Value op_; 1446}; 1447 1448 1449class LArithmeticT V8_FINAL : public LTemplateInstruction<1, 3, 0> { 1450 public: 1451 LArithmeticT(Token::Value op, 1452 LOperand* context, 1453 LOperand* left, 1454 LOperand* right) 1455 : op_(op) { 1456 inputs_[0] = context; 1457 inputs_[1] = left; 1458 inputs_[2] = right; 1459 } 1460 1461 Token::Value op() const { return op_; } 1462 LOperand* context() { return inputs_[0]; } 1463 LOperand* left() { return inputs_[1]; } 1464 LOperand* right() { return inputs_[2]; } 1465 1466 virtual Opcode opcode() const V8_OVERRIDE { 1467 return LInstruction::kArithmeticT; 1468 } 1469 virtual void CompileToNative(LCodeGen* generator) V8_OVERRIDE; 1470 virtual const char* Mnemonic() const V8_OVERRIDE; 1471 1472 private: 1473 Token::Value op_; 1474}; 1475 1476 1477class LReturn V8_FINAL : public LTemplateInstruction<0, 3, 0> { 1478 public: 1479 explicit LReturn(LOperand* value, 1480 LOperand* context, 1481 LOperand* parameter_count) { 1482 inputs_[0] = value; 1483 inputs_[1] = context; 1484 inputs_[2] = parameter_count; 1485 } 1486 1487 LOperand* value() { return inputs_[0]; } 1488 LOperand* context() { return inputs_[1]; } 1489 1490 bool has_constant_parameter_count() { 1491 return parameter_count()->IsConstantOperand(); 1492 } 1493 LConstantOperand* constant_parameter_count() { 1494 ASSERT(has_constant_parameter_count()); 1495 return LConstantOperand::cast(parameter_count()); 1496 } 1497 LOperand* parameter_count() { return inputs_[2]; } 1498 1499 DECLARE_CONCRETE_INSTRUCTION(Return, "return") 1500 DECLARE_HYDROGEN_ACCESSOR(Return) 1501}; 1502 1503 1504class LLoadNamedField V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1505 public: 1506 explicit LLoadNamedField(LOperand* object) { 1507 inputs_[0] = object; 1508 } 1509 1510 LOperand* object() { return inputs_[0]; } 1511 1512 DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field") 1513 DECLARE_HYDROGEN_ACCESSOR(LoadNamedField) 1514}; 1515 1516 1517class LLoadNamedGeneric V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1518 public: 1519 explicit LLoadNamedGeneric(LOperand* context, LOperand* object) { 1520 inputs_[0] = context; 1521 inputs_[1] = object; 1522 } 1523 1524 DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric, "load-named-generic") 1525 DECLARE_HYDROGEN_ACCESSOR(LoadNamedGeneric) 1526 1527 LOperand* context() { return inputs_[0]; } 1528 LOperand* object() { return inputs_[1]; } 1529 Handle<Object> name() const { return hydrogen()->name(); } 1530}; 1531 1532 1533class LLoadFunctionPrototype V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1534 public: 1535 explicit LLoadFunctionPrototype(LOperand* function) { 1536 inputs_[0] = function; 1537 } 1538 1539 DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype") 1540 DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype) 1541 1542 LOperand* function() { return inputs_[0]; } 1543}; 1544 1545 1546class LLoadRoot V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1547 public: 1548 DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root") 1549 DECLARE_HYDROGEN_ACCESSOR(LoadRoot) 1550 1551 Heap::RootListIndex index() const { return hydrogen()->index(); } 1552}; 1553 1554 1555class LLoadExternalArrayPointer V8_FINAL 1556 : public LTemplateInstruction<1, 1, 0> { 1557 public: 1558 explicit LLoadExternalArrayPointer(LOperand* object) { 1559 inputs_[0] = object; 1560 } 1561 1562 LOperand* object() { return inputs_[0]; } 1563 1564 DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer, 1565 "load-external-array-pointer") 1566}; 1567 1568 1569class LLoadKeyed V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1570 public: 1571 LLoadKeyed(LOperand* elements, LOperand* key) { 1572 inputs_[0] = elements; 1573 inputs_[1] = key; 1574 } 1575 1576 DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed") 1577 DECLARE_HYDROGEN_ACCESSOR(LoadKeyed) 1578 1579 bool is_external() const { 1580 return hydrogen()->is_external(); 1581 } 1582 LOperand* elements() { return inputs_[0]; } 1583 LOperand* key() { return inputs_[1]; } 1584 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1585 uint32_t additional_index() const { return hydrogen()->index_offset(); } 1586 ElementsKind elements_kind() const { 1587 return hydrogen()->elements_kind(); 1588 } 1589}; 1590 1591 1592class LLoadKeyedGeneric V8_FINAL : public LTemplateInstruction<1, 3, 0> { 1593 public: 1594 LLoadKeyedGeneric(LOperand* context, LOperand* obj, LOperand* key) { 1595 inputs_[0] = context; 1596 inputs_[1] = obj; 1597 inputs_[2] = key; 1598 } 1599 1600 DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic") 1601 1602 LOperand* context() { return inputs_[0]; } 1603 LOperand* object() { return inputs_[1]; } 1604 LOperand* key() { return inputs_[2]; } 1605}; 1606 1607 1608class LLoadGlobalCell V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1609 public: 1610 DECLARE_CONCRETE_INSTRUCTION(LoadGlobalCell, "load-global-cell") 1611 DECLARE_HYDROGEN_ACCESSOR(LoadGlobalCell) 1612}; 1613 1614 1615class LLoadGlobalGeneric V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1616 public: 1617 explicit LLoadGlobalGeneric(LOperand* context, LOperand* global_object) { 1618 inputs_[0] = context; 1619 inputs_[1] = global_object; 1620 } 1621 1622 DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric, "load-global-generic") 1623 DECLARE_HYDROGEN_ACCESSOR(LoadGlobalGeneric) 1624 1625 LOperand* context() { return inputs_[0]; } 1626 LOperand* global_object() { return inputs_[1]; } 1627 Handle<Object> name() const { return hydrogen()->name(); } 1628 bool for_typeof() const { return hydrogen()->for_typeof(); } 1629}; 1630 1631 1632class LStoreGlobalCell V8_FINAL : public LTemplateInstruction<0, 1, 1> { 1633 public: 1634 explicit LStoreGlobalCell(LOperand* value, LOperand* temp) { 1635 inputs_[0] = value; 1636 temps_[0] = temp; 1637 } 1638 1639 LOperand* value() { return inputs_[0]; } 1640 LOperand* temp() { return temps_[0]; } 1641 1642 DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell, "store-global-cell") 1643 DECLARE_HYDROGEN_ACCESSOR(StoreGlobalCell) 1644}; 1645 1646 1647class LStoreGlobalGeneric V8_FINAL : public LTemplateInstruction<0, 3, 0> { 1648 public: 1649 explicit LStoreGlobalGeneric(LOperand* context, 1650 LOperand* global_object, 1651 LOperand* value) { 1652 inputs_[0] = context; 1653 inputs_[1] = global_object; 1654 inputs_[2] = value; 1655 } 1656 1657 LOperand* context() { return inputs_[0]; } 1658 LOperand* global_object() { return inputs_[1]; } 1659 LOperand* value() { return inputs_[2]; } 1660 1661 DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric, "store-global-generic") 1662 DECLARE_HYDROGEN_ACCESSOR(StoreGlobalGeneric) 1663 1664 Handle<Object> name() const { return hydrogen()->name(); } 1665 StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); } 1666}; 1667 1668 1669class LLoadContextSlot V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1670 public: 1671 explicit LLoadContextSlot(LOperand* context) { 1672 inputs_[0] = context; 1673 } 1674 1675 LOperand* context() { return inputs_[0]; } 1676 1677 DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot, "load-context-slot") 1678 DECLARE_HYDROGEN_ACCESSOR(LoadContextSlot) 1679 1680 int slot_index() { return hydrogen()->slot_index(); } 1681 1682 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1683}; 1684 1685 1686class LStoreContextSlot V8_FINAL : public LTemplateInstruction<0, 2, 1> { 1687 public: 1688 LStoreContextSlot(LOperand* context, LOperand* value, LOperand* temp) { 1689 inputs_[0] = context; 1690 inputs_[1] = value; 1691 temps_[0] = temp; 1692 } 1693 1694 LOperand* context() { return inputs_[0]; } 1695 LOperand* value() { return inputs_[1]; } 1696 LOperand* temp() { return temps_[0]; } 1697 1698 DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot, "store-context-slot") 1699 DECLARE_HYDROGEN_ACCESSOR(StoreContextSlot) 1700 1701 int slot_index() { return hydrogen()->slot_index(); } 1702 1703 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1704}; 1705 1706 1707class LPushArgument V8_FINAL : public LTemplateInstruction<0, 1, 0> { 1708 public: 1709 explicit LPushArgument(LOperand* value) { 1710 inputs_[0] = value; 1711 } 1712 1713 LOperand* value() { return inputs_[0]; } 1714 1715 DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument") 1716}; 1717 1718 1719class LDrop V8_FINAL : public LTemplateInstruction<0, 0, 0> { 1720 public: 1721 explicit LDrop(int count) : count_(count) { } 1722 1723 int count() const { return count_; } 1724 1725 DECLARE_CONCRETE_INSTRUCTION(Drop, "drop") 1726 1727 private: 1728 int count_; 1729}; 1730 1731 1732class LStoreCodeEntry V8_FINAL: public LTemplateInstruction<0, 1, 1> { 1733 public: 1734 LStoreCodeEntry(LOperand* function, LOperand* code_object) { 1735 inputs_[0] = function; 1736 temps_[0] = code_object; 1737 } 1738 1739 LOperand* function() { return inputs_[0]; } 1740 LOperand* code_object() { return temps_[0]; } 1741 1742 virtual void PrintDataTo(StringStream* stream); 1743 1744 DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry, "store-code-entry") 1745 DECLARE_HYDROGEN_ACCESSOR(StoreCodeEntry) 1746}; 1747 1748 1749class LInnerAllocatedObject V8_FINAL: public LTemplateInstruction<1, 2, 0> { 1750 public: 1751 LInnerAllocatedObject(LOperand* base_object, LOperand* offset) { 1752 inputs_[0] = base_object; 1753 inputs_[1] = offset; 1754 } 1755 1756 LOperand* base_object() const { return inputs_[0]; } 1757 LOperand* offset() const { return inputs_[1]; } 1758 1759 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1760 1761 DECLARE_CONCRETE_INSTRUCTION(InnerAllocatedObject, "inner-allocated-object") 1762}; 1763 1764 1765class LThisFunction V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1766 public: 1767 DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function") 1768 DECLARE_HYDROGEN_ACCESSOR(ThisFunction) 1769}; 1770 1771 1772class LContext V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1773 public: 1774 DECLARE_CONCRETE_INSTRUCTION(Context, "context") 1775 DECLARE_HYDROGEN_ACCESSOR(Context) 1776}; 1777 1778 1779class LOuterContext V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1780 public: 1781 explicit LOuterContext(LOperand* context) { 1782 inputs_[0] = context; 1783 } 1784 1785 LOperand* context() { return inputs_[0]; } 1786 1787 DECLARE_CONCRETE_INSTRUCTION(OuterContext, "outer-context") 1788}; 1789 1790 1791class LDeclareGlobals V8_FINAL : public LTemplateInstruction<0, 1, 0> { 1792 public: 1793 explicit LDeclareGlobals(LOperand* context) { 1794 inputs_[0] = context; 1795 } 1796 1797 LOperand* context() { return inputs_[0]; } 1798 1799 DECLARE_CONCRETE_INSTRUCTION(DeclareGlobals, "declare-globals") 1800 DECLARE_HYDROGEN_ACCESSOR(DeclareGlobals) 1801}; 1802 1803 1804class LGlobalObject V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1805 public: 1806 explicit LGlobalObject(LOperand* context) { 1807 inputs_[0] = context; 1808 } 1809 1810 LOperand* context() { return inputs_[0]; } 1811 1812 DECLARE_CONCRETE_INSTRUCTION(GlobalObject, "global-object") 1813}; 1814 1815 1816class LGlobalReceiver V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1817 public: 1818 explicit LGlobalReceiver(LOperand* global_object) { 1819 inputs_[0] = global_object; 1820 } 1821 1822 LOperand* global() { return inputs_[0]; } 1823 1824 DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver, "global-receiver") 1825}; 1826 1827 1828class LCallConstantFunction V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1829 public: 1830 DECLARE_CONCRETE_INSTRUCTION(CallConstantFunction, "call-constant-function") 1831 DECLARE_HYDROGEN_ACCESSOR(CallConstantFunction) 1832 1833 virtual void PrintDataTo(StringStream* stream); 1834 1835 Handle<JSFunction> function() { return hydrogen()->function(); } 1836 int arity() const { return hydrogen()->argument_count() - 1; } 1837}; 1838 1839 1840class LInvokeFunction V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1841 public: 1842 LInvokeFunction(LOperand* context, LOperand* function) { 1843 inputs_[0] = context; 1844 inputs_[1] = function; 1845 } 1846 1847 LOperand* context() { return inputs_[0]; } 1848 LOperand* function() { return inputs_[1]; } 1849 1850 DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function") 1851 DECLARE_HYDROGEN_ACCESSOR(InvokeFunction) 1852 1853 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1854 1855 int arity() const { return hydrogen()->argument_count() - 1; } 1856}; 1857 1858 1859class LCallKeyed V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1860 public: 1861 LCallKeyed(LOperand* context, LOperand* key) { 1862 inputs_[0] = context; 1863 inputs_[1] = key; 1864 } 1865 1866 DECLARE_CONCRETE_INSTRUCTION(CallKeyed, "call-keyed") 1867 DECLARE_HYDROGEN_ACCESSOR(CallKeyed) 1868 1869 LOperand* context() { return inputs_[0]; } 1870 LOperand* key() { return inputs_[1]; } 1871 1872 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1873 1874 int arity() const { return hydrogen()->argument_count() - 1; } 1875}; 1876 1877 1878class LCallNamed V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1879 public: 1880 explicit LCallNamed(LOperand* context) { 1881 inputs_[0] = context; 1882 } 1883 1884 LOperand* context() { return inputs_[0]; } 1885 1886 DECLARE_CONCRETE_INSTRUCTION(CallNamed, "call-named") 1887 DECLARE_HYDROGEN_ACCESSOR(CallNamed) 1888 1889 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1890 1891 Handle<String> name() const { return hydrogen()->name(); } 1892 int arity() const { return hydrogen()->argument_count() - 1; } 1893}; 1894 1895 1896class LCallFunction V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1897 public: 1898 LCallFunction(LOperand* context, LOperand* function) { 1899 inputs_[0] = context; 1900 inputs_[1] = function; 1901 } 1902 1903 DECLARE_CONCRETE_INSTRUCTION(CallFunction, "call-function") 1904 DECLARE_HYDROGEN_ACCESSOR(CallFunction) 1905 1906 LOperand* context() { return inputs_[0]; } 1907 LOperand* function() { return inputs_[1]; } 1908 int arity() const { return hydrogen()->argument_count() - 1; } 1909}; 1910 1911 1912class LCallGlobal V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1913 public: 1914 explicit LCallGlobal(LOperand* context) { 1915 inputs_[0] = context; 1916 } 1917 1918 LOperand* context() { return inputs_[0]; } 1919 1920 DECLARE_CONCRETE_INSTRUCTION(CallGlobal, "call-global") 1921 DECLARE_HYDROGEN_ACCESSOR(CallGlobal) 1922 1923 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1924 1925 Handle<String> name() const {return hydrogen()->name(); } 1926 int arity() const { return hydrogen()->argument_count() - 1; } 1927}; 1928 1929 1930class LCallKnownGlobal V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1931 public: 1932 DECLARE_CONCRETE_INSTRUCTION(CallKnownGlobal, "call-known-global") 1933 DECLARE_HYDROGEN_ACCESSOR(CallKnownGlobal) 1934 1935 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1936 1937 int arity() const { return hydrogen()->argument_count() - 1; } 1938}; 1939 1940 1941class LCallNew V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1942 public: 1943 LCallNew(LOperand* context, LOperand* constructor) { 1944 inputs_[0] = context; 1945 inputs_[1] = constructor; 1946 } 1947 1948 LOperand* context() { return inputs_[0]; } 1949 LOperand* constructor() { return inputs_[1]; } 1950 1951 DECLARE_CONCRETE_INSTRUCTION(CallNew, "call-new") 1952 DECLARE_HYDROGEN_ACCESSOR(CallNew) 1953 1954 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1955 1956 int arity() const { return hydrogen()->argument_count() - 1; } 1957}; 1958 1959 1960class LCallNewArray V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1961 public: 1962 LCallNewArray(LOperand* context, LOperand* constructor) { 1963 inputs_[0] = context; 1964 inputs_[1] = constructor; 1965 } 1966 1967 LOperand* context() { return inputs_[0]; } 1968 LOperand* constructor() { return inputs_[1]; } 1969 1970 DECLARE_CONCRETE_INSTRUCTION(CallNewArray, "call-new-array") 1971 DECLARE_HYDROGEN_ACCESSOR(CallNewArray) 1972 1973 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1974 1975 int arity() const { return hydrogen()->argument_count() - 1; } 1976}; 1977 1978 1979class LCallRuntime V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1980 public: 1981 explicit LCallRuntime(LOperand* context) { 1982 inputs_[0] = context; 1983 } 1984 1985 LOperand* context() { return inputs_[0]; } 1986 1987 DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime") 1988 DECLARE_HYDROGEN_ACCESSOR(CallRuntime) 1989 1990 virtual bool ClobbersDoubleRegisters() const V8_OVERRIDE { 1991 return save_doubles() == kDontSaveFPRegs; 1992 } 1993 1994 const Runtime::Function* function() const { return hydrogen()->function(); } 1995 int arity() const { return hydrogen()->argument_count(); } 1996 SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); } 1997}; 1998 1999 2000class LInteger32ToDouble V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2001 public: 2002 explicit LInteger32ToDouble(LOperand* value) { 2003 inputs_[0] = value; 2004 } 2005 2006 LOperand* value() { return inputs_[0]; } 2007 2008 DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double") 2009}; 2010 2011 2012class LInteger32ToSmi V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2013 public: 2014 explicit LInteger32ToSmi(LOperand* value) { 2015 inputs_[0] = value; 2016 } 2017 2018 LOperand* value() { return inputs_[0]; } 2019 2020 DECLARE_CONCRETE_INSTRUCTION(Integer32ToSmi, "int32-to-smi") 2021 DECLARE_HYDROGEN_ACCESSOR(Change) 2022}; 2023 2024 2025class LUint32ToDouble V8_FINAL : public LTemplateInstruction<1, 1, 1> { 2026 public: 2027 explicit LUint32ToDouble(LOperand* value, LOperand* temp) { 2028 inputs_[0] = value; 2029 temps_[0] = temp; 2030 } 2031 2032 LOperand* value() { return inputs_[0]; } 2033 LOperand* temp() { return temps_[0]; } 2034 2035 DECLARE_CONCRETE_INSTRUCTION(Uint32ToDouble, "uint32-to-double") 2036}; 2037 2038 2039class LUint32ToSmi V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2040 public: 2041 explicit LUint32ToSmi(LOperand* value) { 2042 inputs_[0] = value; 2043 } 2044 2045 LOperand* value() { return inputs_[0]; } 2046 2047 DECLARE_CONCRETE_INSTRUCTION(Uint32ToSmi, "uint32-to-smi") 2048 DECLARE_HYDROGEN_ACCESSOR(Change) 2049}; 2050 2051 2052class LNumberTagI V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2053 public: 2054 explicit LNumberTagI(LOperand* value) { 2055 inputs_[0] = value; 2056 } 2057 2058 LOperand* value() { return inputs_[0]; } 2059 2060 DECLARE_CONCRETE_INSTRUCTION(NumberTagI, "number-tag-i") 2061}; 2062 2063 2064class LNumberTagU V8_FINAL : public LTemplateInstruction<1, 1, 1> { 2065 public: 2066 explicit LNumberTagU(LOperand* value, LOperand* temp) { 2067 inputs_[0] = value; 2068 temps_[0] = temp; 2069 } 2070 2071 LOperand* value() { return inputs_[0]; } 2072 LOperand* temp() { return temps_[0]; } 2073 2074 DECLARE_CONCRETE_INSTRUCTION(NumberTagU, "number-tag-u") 2075}; 2076 2077 2078class LNumberTagD V8_FINAL : public LTemplateInstruction<1, 1, 1> { 2079 public: 2080 explicit LNumberTagD(LOperand* value, LOperand* temp) { 2081 inputs_[0] = value; 2082 temps_[0] = temp; 2083 } 2084 2085 LOperand* value() { return inputs_[0]; } 2086 LOperand* temp() { return temps_[0]; } 2087 2088 DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d") 2089 DECLARE_HYDROGEN_ACCESSOR(Change) 2090}; 2091 2092 2093// Sometimes truncating conversion from a tagged value to an int32. 2094class LDoubleToI V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2095 public: 2096 explicit LDoubleToI(LOperand* value) { 2097 inputs_[0] = value; 2098 } 2099 2100 LOperand* value() { return inputs_[0]; } 2101 2102 DECLARE_CONCRETE_INSTRUCTION(DoubleToI, "double-to-i") 2103 DECLARE_HYDROGEN_ACCESSOR(UnaryOperation) 2104 2105 bool truncating() { return hydrogen()->CanTruncateToInt32(); } 2106}; 2107 2108 2109class LDoubleToSmi V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2110 public: 2111 explicit LDoubleToSmi(LOperand* value) { 2112 inputs_[0] = value; 2113 } 2114 2115 LOperand* value() { return inputs_[0]; } 2116 2117 DECLARE_CONCRETE_INSTRUCTION(DoubleToSmi, "double-to-smi") 2118 DECLARE_HYDROGEN_ACCESSOR(UnaryOperation) 2119}; 2120 2121 2122// Truncating conversion from a tagged value to an int32. 2123class LTaggedToI V8_FINAL : public LTemplateInstruction<1, 1, 1> { 2124 public: 2125 LTaggedToI(LOperand* value, LOperand* temp) { 2126 inputs_[0] = value; 2127 temps_[0] = temp; 2128 } 2129 2130 LOperand* value() { return inputs_[0]; } 2131 LOperand* temp() { return temps_[0]; } 2132 2133 DECLARE_CONCRETE_INSTRUCTION(TaggedToI, "tagged-to-i") 2134 DECLARE_HYDROGEN_ACCESSOR(Change) 2135 2136 bool truncating() { return hydrogen()->CanTruncateToInt32(); } 2137}; 2138 2139 2140class LSmiTag V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2141 public: 2142 explicit LSmiTag(LOperand* value) { 2143 inputs_[0] = value; 2144 } 2145 2146 LOperand* value() { return inputs_[0]; } 2147 2148 DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag") 2149}; 2150 2151 2152class LNumberUntagD V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2153 public: 2154 explicit LNumberUntagD(LOperand* value) { 2155 inputs_[0] = value; 2156 } 2157 2158 LOperand* value() { return inputs_[0]; } 2159 2160 DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag") 2161 DECLARE_HYDROGEN_ACCESSOR(Change); 2162}; 2163 2164 2165class LSmiUntag V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2166 public: 2167 LSmiUntag(LOperand* value, bool needs_check) 2168 : needs_check_(needs_check) { 2169 inputs_[0] = value; 2170 } 2171 2172 LOperand* value() { return inputs_[0]; } 2173 bool needs_check() const { return needs_check_; } 2174 2175 DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag") 2176 2177 private: 2178 bool needs_check_; 2179}; 2180 2181 2182class LStoreNamedField V8_FINAL : public LTemplateInstruction<0, 2, 1> { 2183 public: 2184 LStoreNamedField(LOperand* object, LOperand* value, LOperand* temp) { 2185 inputs_[0] = object; 2186 inputs_[1] = value; 2187 temps_[0] = temp; 2188 } 2189 2190 LOperand* object() { return inputs_[0]; } 2191 LOperand* value() { return inputs_[1]; } 2192 LOperand* temp() { return temps_[0]; } 2193 2194 DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field") 2195 DECLARE_HYDROGEN_ACCESSOR(StoreNamedField) 2196 2197 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2198 2199 Handle<Map> transition() const { return hydrogen()->transition_map(); } 2200 Representation representation() const { 2201 return hydrogen()->field_representation(); 2202 } 2203}; 2204 2205 2206class LStoreNamedGeneric V8_FINAL : public LTemplateInstruction<0, 3, 0> { 2207 public: 2208 LStoreNamedGeneric(LOperand* context, LOperand* object, LOperand* value) { 2209 inputs_[0] = context; 2210 inputs_[1] = object; 2211 inputs_[2] = value; 2212 } 2213 2214 LOperand* context() { return inputs_[0]; } 2215 LOperand* object() { return inputs_[1]; } 2216 LOperand* value() { return inputs_[2]; } 2217 2218 DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic") 2219 DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric) 2220 2221 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2222 2223 Handle<Object> name() const { return hydrogen()->name(); } 2224 StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); } 2225}; 2226 2227 2228class LStoreKeyed V8_FINAL : public LTemplateInstruction<0, 3, 0> { 2229 public: 2230 LStoreKeyed(LOperand* object, LOperand* key, LOperand* value) { 2231 inputs_[0] = object; 2232 inputs_[1] = key; 2233 inputs_[2] = value; 2234 } 2235 2236 bool is_external() const { return hydrogen()->is_external(); } 2237 LOperand* elements() { return inputs_[0]; } 2238 LOperand* key() { return inputs_[1]; } 2239 LOperand* value() { return inputs_[2]; } 2240 ElementsKind elements_kind() const { return hydrogen()->elements_kind(); } 2241 2242 DECLARE_CONCRETE_INSTRUCTION(StoreKeyed, "store-keyed") 2243 DECLARE_HYDROGEN_ACCESSOR(StoreKeyed) 2244 2245 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2246 bool NeedsCanonicalization() { return hydrogen()->NeedsCanonicalization(); } 2247 uint32_t additional_index() const { return hydrogen()->index_offset(); } 2248}; 2249 2250 2251class LStoreKeyedGeneric V8_FINAL : public LTemplateInstruction<0, 4, 0> { 2252 public: 2253 LStoreKeyedGeneric(LOperand* context, 2254 LOperand* object, 2255 LOperand* key, 2256 LOperand* value) { 2257 inputs_[0] = context; 2258 inputs_[1] = object; 2259 inputs_[2] = key; 2260 inputs_[3] = value; 2261 } 2262 2263 LOperand* context() { return inputs_[0]; } 2264 LOperand* object() { return inputs_[1]; } 2265 LOperand* key() { return inputs_[2]; } 2266 LOperand* value() { return inputs_[3]; } 2267 2268 DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic") 2269 DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric) 2270 2271 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2272 2273 StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); } 2274}; 2275 2276 2277class LTransitionElementsKind V8_FINAL : public LTemplateInstruction<0, 2, 2> { 2278 public: 2279 LTransitionElementsKind(LOperand* object, 2280 LOperand* context, 2281 LOperand* new_map_temp, 2282 LOperand* temp) { 2283 inputs_[0] = object; 2284 inputs_[1] = context; 2285 temps_[0] = new_map_temp; 2286 temps_[1] = temp; 2287 } 2288 2289 LOperand* object() { return inputs_[0]; } 2290 LOperand* context() { return inputs_[1]; } 2291 LOperand* new_map_temp() { return temps_[0]; } 2292 LOperand* temp() { return temps_[1]; } 2293 2294 DECLARE_CONCRETE_INSTRUCTION(TransitionElementsKind, 2295 "transition-elements-kind") 2296 DECLARE_HYDROGEN_ACCESSOR(TransitionElementsKind) 2297 2298 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2299 2300 Handle<Map> original_map() { return hydrogen()->original_map().handle(); } 2301 Handle<Map> transitioned_map() { 2302 return hydrogen()->transitioned_map().handle(); 2303 } 2304 ElementsKind from_kind() { return hydrogen()->from_kind(); } 2305 ElementsKind to_kind() { return hydrogen()->to_kind(); } 2306}; 2307 2308 2309class LTrapAllocationMemento V8_FINAL : public LTemplateInstruction<0, 1, 1> { 2310 public: 2311 LTrapAllocationMemento(LOperand* object, 2312 LOperand* temp) { 2313 inputs_[0] = object; 2314 temps_[0] = temp; 2315 } 2316 2317 LOperand* object() { return inputs_[0]; } 2318 LOperand* temp() { return temps_[0]; } 2319 2320 DECLARE_CONCRETE_INSTRUCTION(TrapAllocationMemento, 2321 "trap-allocation-memento") 2322}; 2323 2324 2325class LStringAdd V8_FINAL : public LTemplateInstruction<1, 3, 0> { 2326 public: 2327 LStringAdd(LOperand* context, LOperand* left, LOperand* right) { 2328 inputs_[0] = context; 2329 inputs_[1] = left; 2330 inputs_[2] = right; 2331 } 2332 2333 LOperand* context() { return inputs_[0]; } 2334 LOperand* left() { return inputs_[1]; } 2335 LOperand* right() { return inputs_[2]; } 2336 2337 DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add") 2338 DECLARE_HYDROGEN_ACCESSOR(StringAdd) 2339}; 2340 2341 2342class LStringCharCodeAt V8_FINAL : public LTemplateInstruction<1, 3, 0> { 2343 public: 2344 LStringCharCodeAt(LOperand* context, LOperand* string, LOperand* index) { 2345 inputs_[0] = context; 2346 inputs_[1] = string; 2347 inputs_[2] = index; 2348 } 2349 2350 LOperand* context() { return inputs_[0]; } 2351 LOperand* string() { return inputs_[1]; } 2352 LOperand* index() { return inputs_[2]; } 2353 2354 DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at") 2355 DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt) 2356}; 2357 2358 2359class LStringCharFromCode V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2360 public: 2361 explicit LStringCharFromCode(LOperand* context, LOperand* char_code) { 2362 inputs_[0] = context; 2363 inputs_[1] = char_code; 2364 } 2365 2366 LOperand* context() { return inputs_[0]; } 2367 LOperand* char_code() { return inputs_[1]; } 2368 2369 DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode, "string-char-from-code") 2370 DECLARE_HYDROGEN_ACCESSOR(StringCharFromCode) 2371}; 2372 2373 2374class LCheckValue V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2375 public: 2376 explicit LCheckValue(LOperand* value) { 2377 inputs_[0] = value; 2378 } 2379 2380 LOperand* value() { return inputs_[0]; } 2381 2382 DECLARE_CONCRETE_INSTRUCTION(CheckValue, "check-value") 2383 DECLARE_HYDROGEN_ACCESSOR(CheckValue) 2384}; 2385 2386 2387class LCheckInstanceType V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2388 public: 2389 explicit LCheckInstanceType(LOperand* value) { 2390 inputs_[0] = value; 2391 } 2392 2393 LOperand* value() { return inputs_[0]; } 2394 2395 DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type") 2396 DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType) 2397}; 2398 2399 2400class LCheckMaps V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2401 public: 2402 explicit LCheckMaps(LOperand* value) { 2403 inputs_[0] = value; 2404 } 2405 2406 LOperand* value() { return inputs_[0]; } 2407 2408 DECLARE_CONCRETE_INSTRUCTION(CheckMaps, "check-maps") 2409 DECLARE_HYDROGEN_ACCESSOR(CheckMaps) 2410}; 2411 2412 2413class LCheckSmi V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2414 public: 2415 explicit LCheckSmi(LOperand* value) { 2416 inputs_[0] = value; 2417 } 2418 2419 LOperand* value() { return inputs_[0]; } 2420 2421 DECLARE_CONCRETE_INSTRUCTION(CheckSmi, "check-smi") 2422}; 2423 2424 2425class LClampDToUint8 V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2426 public: 2427 explicit LClampDToUint8(LOperand* unclamped) { 2428 inputs_[0] = unclamped; 2429 } 2430 2431 LOperand* unclamped() { return inputs_[0]; } 2432 2433 DECLARE_CONCRETE_INSTRUCTION(ClampDToUint8, "clamp-d-to-uint8") 2434}; 2435 2436 2437class LClampIToUint8 V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2438 public: 2439 explicit LClampIToUint8(LOperand* unclamped) { 2440 inputs_[0] = unclamped; 2441 } 2442 2443 LOperand* unclamped() { return inputs_[0]; } 2444 2445 DECLARE_CONCRETE_INSTRUCTION(ClampIToUint8, "clamp-i-to-uint8") 2446}; 2447 2448 2449class LClampTToUint8 V8_FINAL : public LTemplateInstruction<1, 1, 1> { 2450 public: 2451 LClampTToUint8(LOperand* unclamped, 2452 LOperand* temp_xmm) { 2453 inputs_[0] = unclamped; 2454 temps_[0] = temp_xmm; 2455 } 2456 2457 LOperand* unclamped() { return inputs_[0]; } 2458 LOperand* temp_xmm() { return temps_[0]; } 2459 2460 DECLARE_CONCRETE_INSTRUCTION(ClampTToUint8, "clamp-t-to-uint8") 2461}; 2462 2463 2464class LCheckNonSmi V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2465 public: 2466 explicit LCheckNonSmi(LOperand* value) { 2467 inputs_[0] = value; 2468 } 2469 2470 LOperand* value() { return inputs_[0]; } 2471 2472 DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi, "check-non-smi") 2473 DECLARE_HYDROGEN_ACCESSOR(CheckHeapObject) 2474}; 2475 2476 2477class LAllocate V8_FINAL : public LTemplateInstruction<1, 2, 1> { 2478 public: 2479 LAllocate(LOperand* context, LOperand* size, LOperand* temp) { 2480 inputs_[0] = context; 2481 inputs_[1] = size; 2482 temps_[0] = temp; 2483 } 2484 2485 LOperand* context() { return inputs_[0]; } 2486 LOperand* size() { return inputs_[1]; } 2487 LOperand* temp() { return temps_[0]; } 2488 2489 DECLARE_CONCRETE_INSTRUCTION(Allocate, "allocate") 2490 DECLARE_HYDROGEN_ACCESSOR(Allocate) 2491}; 2492 2493 2494class LRegExpLiteral V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2495 public: 2496 explicit LRegExpLiteral(LOperand* context) { 2497 inputs_[0] = context; 2498 } 2499 2500 LOperand* context() { return inputs_[0]; } 2501 2502 DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral, "regexp-literal") 2503 DECLARE_HYDROGEN_ACCESSOR(RegExpLiteral) 2504}; 2505 2506 2507class LFunctionLiteral V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2508 public: 2509 explicit LFunctionLiteral(LOperand* context) { 2510 inputs_[0] = context; 2511 } 2512 2513 LOperand* context() { return inputs_[0]; } 2514 2515 DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral, "function-literal") 2516 DECLARE_HYDROGEN_ACCESSOR(FunctionLiteral) 2517}; 2518 2519 2520class LToFastProperties V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2521 public: 2522 explicit LToFastProperties(LOperand* value) { 2523 inputs_[0] = value; 2524 } 2525 2526 LOperand* value() { return inputs_[0]; } 2527 2528 DECLARE_CONCRETE_INSTRUCTION(ToFastProperties, "to-fast-properties") 2529 DECLARE_HYDROGEN_ACCESSOR(ToFastProperties) 2530}; 2531 2532 2533class LTypeof V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2534 public: 2535 LTypeof(LOperand* context, LOperand* value) { 2536 inputs_[0] = context; 2537 inputs_[1] = value; 2538 } 2539 2540 LOperand* context() { return inputs_[0]; } 2541 LOperand* value() { return inputs_[1]; } 2542 2543 DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof") 2544}; 2545 2546 2547class LTypeofIsAndBranch V8_FINAL : public LControlInstruction<1, 0> { 2548 public: 2549 explicit LTypeofIsAndBranch(LOperand* value) { 2550 inputs_[0] = value; 2551 } 2552 2553 LOperand* value() { return inputs_[0]; } 2554 2555 DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch, "typeof-is-and-branch") 2556 DECLARE_HYDROGEN_ACCESSOR(TypeofIsAndBranch) 2557 2558 Handle<String> type_literal() { return hydrogen()->type_literal(); } 2559 2560 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2561}; 2562 2563 2564class LIsConstructCallAndBranch V8_FINAL : public LControlInstruction<0, 1> { 2565 public: 2566 explicit LIsConstructCallAndBranch(LOperand* temp) { 2567 temps_[0] = temp; 2568 } 2569 2570 LOperand* temp() { return temps_[0]; } 2571 2572 DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch, 2573 "is-construct-call-and-branch") 2574 DECLARE_HYDROGEN_ACCESSOR(IsConstructCallAndBranch) 2575}; 2576 2577 2578class LOsrEntry V8_FINAL : public LTemplateInstruction<0, 0, 0> { 2579 public: 2580 LOsrEntry() {} 2581 2582 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 2583 return false; 2584 } 2585 DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry") 2586}; 2587 2588 2589class LStackCheck V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2590 public: 2591 explicit LStackCheck(LOperand* context) { 2592 inputs_[0] = context; 2593 } 2594 2595 LOperand* context() { return inputs_[0]; } 2596 2597 DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check") 2598 DECLARE_HYDROGEN_ACCESSOR(StackCheck) 2599 2600 Label* done_label() { return &done_label_; } 2601 2602 private: 2603 Label done_label_; 2604}; 2605 2606 2607class LForInPrepareMap V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2608 public: 2609 LForInPrepareMap(LOperand* context, LOperand* object) { 2610 inputs_[0] = context; 2611 inputs_[1] = object; 2612 } 2613 2614 LOperand* context() { return inputs_[0]; } 2615 LOperand* object() { return inputs_[1]; } 2616 2617 DECLARE_CONCRETE_INSTRUCTION(ForInPrepareMap, "for-in-prepare-map") 2618}; 2619 2620 2621class LForInCacheArray V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2622 public: 2623 explicit LForInCacheArray(LOperand* map) { 2624 inputs_[0] = map; 2625 } 2626 2627 LOperand* map() { return inputs_[0]; } 2628 2629 DECLARE_CONCRETE_INSTRUCTION(ForInCacheArray, "for-in-cache-array") 2630 2631 int idx() { 2632 return HForInCacheArray::cast(this->hydrogen_value())->idx(); 2633 } 2634}; 2635 2636 2637class LCheckMapValue V8_FINAL : public LTemplateInstruction<0, 2, 0> { 2638 public: 2639 LCheckMapValue(LOperand* value, LOperand* map) { 2640 inputs_[0] = value; 2641 inputs_[1] = map; 2642 } 2643 2644 LOperand* value() { return inputs_[0]; } 2645 LOperand* map() { return inputs_[1]; } 2646 2647 DECLARE_CONCRETE_INSTRUCTION(CheckMapValue, "check-map-value") 2648}; 2649 2650 2651class LLoadFieldByIndex V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2652 public: 2653 LLoadFieldByIndex(LOperand* object, LOperand* index) { 2654 inputs_[0] = object; 2655 inputs_[1] = index; 2656 } 2657 2658 LOperand* object() { return inputs_[0]; } 2659 LOperand* index() { return inputs_[1]; } 2660 2661 DECLARE_CONCRETE_INSTRUCTION(LoadFieldByIndex, "load-field-by-index") 2662}; 2663 2664 2665class LChunkBuilder; 2666class LPlatformChunk V8_FINAL : public LChunk { 2667 public: 2668 LPlatformChunk(CompilationInfo* info, HGraph* graph) 2669 : LChunk(info, graph) { } 2670 2671 int GetNextSpillIndex(RegisterKind kind); 2672 LOperand* GetNextSpillSlot(RegisterKind kind); 2673}; 2674 2675 2676class LChunkBuilder V8_FINAL BASE_EMBEDDED { 2677 public: 2678 LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator) 2679 : chunk_(NULL), 2680 info_(info), 2681 graph_(graph), 2682 zone_(graph->zone()), 2683 status_(UNUSED), 2684 current_instruction_(NULL), 2685 current_block_(NULL), 2686 next_block_(NULL), 2687 argument_count_(0), 2688 allocator_(allocator), 2689 instruction_pending_deoptimization_environment_(NULL), 2690 pending_deoptimization_ast_id_(BailoutId::None()) { } 2691 2692 // Build the sequence for the graph. 2693 LPlatformChunk* Build(); 2694 2695 LInstruction* CheckElideControlInstruction(HControlInstruction* instr); 2696 2697 // Declare methods that deal with the individual node types. 2698#define DECLARE_DO(type) LInstruction* Do##type(H##type* node); 2699 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO) 2700#undef DECLARE_DO 2701 2702 static HValue* SimplifiedDivisorForMathFloorOfDiv(HValue* val); 2703 2704 LInstruction* DoMathFloor(HUnaryMathOperation* instr); 2705 LInstruction* DoMathRound(HUnaryMathOperation* instr); 2706 LInstruction* DoMathAbs(HUnaryMathOperation* instr); 2707 LInstruction* DoMathLog(HUnaryMathOperation* instr); 2708 LInstruction* DoMathSin(HUnaryMathOperation* instr); 2709 LInstruction* DoMathCos(HUnaryMathOperation* instr); 2710 LInstruction* DoMathTan(HUnaryMathOperation* instr); 2711 LInstruction* DoMathExp(HUnaryMathOperation* instr); 2712 LInstruction* DoMathSqrt(HUnaryMathOperation* instr); 2713 LInstruction* DoMathPowHalf(HUnaryMathOperation* instr); 2714 2715 private: 2716 enum Status { 2717 UNUSED, 2718 BUILDING, 2719 DONE, 2720 ABORTED 2721 }; 2722 2723 LPlatformChunk* chunk() const { return chunk_; } 2724 CompilationInfo* info() const { return info_; } 2725 HGraph* graph() const { return graph_; } 2726 Zone* zone() const { return zone_; } 2727 2728 bool is_unused() const { return status_ == UNUSED; } 2729 bool is_building() const { return status_ == BUILDING; } 2730 bool is_done() const { return status_ == DONE; } 2731 bool is_aborted() const { return status_ == ABORTED; } 2732 2733 void Abort(BailoutReason reason); 2734 2735 // Methods for getting operands for Use / Define / Temp. 2736 LUnallocated* ToUnallocated(Register reg); 2737 LUnallocated* ToUnallocated(XMMRegister reg); 2738 2739 // Methods for setting up define-use relationships. 2740 MUST_USE_RESULT LOperand* Use(HValue* value, LUnallocated* operand); 2741 MUST_USE_RESULT LOperand* UseFixed(HValue* value, Register fixed_register); 2742 MUST_USE_RESULT LOperand* UseFixedDouble(HValue* value, 2743 XMMRegister fixed_register); 2744 2745 // A value that is guaranteed to be allocated to a register. 2746 // Operand created by UseRegister is guaranteed to be live until the end of 2747 // instruction. This means that register allocator will not reuse it's 2748 // register for any other operand inside instruction. 2749 // Operand created by UseRegisterAtStart is guaranteed to be live only at 2750 // instruction start. Register allocator is free to assign the same register 2751 // to some other operand used inside instruction (i.e. temporary or 2752 // output). 2753 MUST_USE_RESULT LOperand* UseRegister(HValue* value); 2754 MUST_USE_RESULT LOperand* UseRegisterAtStart(HValue* value); 2755 2756 // An input operand in a register that may be trashed. 2757 MUST_USE_RESULT LOperand* UseTempRegister(HValue* value); 2758 2759 // An input operand in a register or stack slot. 2760 MUST_USE_RESULT LOperand* Use(HValue* value); 2761 MUST_USE_RESULT LOperand* UseAtStart(HValue* value); 2762 2763 // An input operand in a register, stack slot or a constant operand. 2764 MUST_USE_RESULT LOperand* UseOrConstant(HValue* value); 2765 MUST_USE_RESULT LOperand* UseOrConstantAtStart(HValue* value); 2766 2767 // An input operand in a register or a constant operand. 2768 MUST_USE_RESULT LOperand* UseRegisterOrConstant(HValue* value); 2769 MUST_USE_RESULT LOperand* UseRegisterOrConstantAtStart(HValue* value); 2770 2771 // An input operand in a constant operand. 2772 MUST_USE_RESULT LOperand* UseConstant(HValue* value); 2773 2774 // An input operand in register, stack slot or a constant operand. 2775 // Will not be moved to a register even if one is freely available. 2776 MUST_USE_RESULT LOperand* UseAny(HValue* value); 2777 2778 // Temporary operand that must be in a register. 2779 MUST_USE_RESULT LUnallocated* TempRegister(); 2780 MUST_USE_RESULT LOperand* FixedTemp(Register reg); 2781 MUST_USE_RESULT LOperand* FixedTemp(XMMRegister reg); 2782 2783 // Methods for setting up define-use relationships. 2784 // Return the same instruction that they are passed. 2785 template<int I, int T> 2786 LInstruction* Define(LTemplateInstruction<1, I, T>* instr, 2787 LUnallocated* result); 2788 template<int I, int T> 2789 LInstruction* DefineAsRegister(LTemplateInstruction<1, I, T>* instr); 2790 template<int I, int T> 2791 LInstruction* DefineAsSpilled(LTemplateInstruction<1, I, T>* instr, 2792 int index); 2793 template<int I, int T> 2794 LInstruction* DefineSameAsFirst(LTemplateInstruction<1, I, T>* instr); 2795 template<int I, int T> 2796 LInstruction* DefineFixed(LTemplateInstruction<1, I, T>* instr, 2797 Register reg); 2798 template<int I, int T> 2799 LInstruction* DefineFixedDouble(LTemplateInstruction<1, I, T>* instr, 2800 XMMRegister reg); 2801 // Assigns an environment to an instruction. An instruction which can 2802 // deoptimize must have an environment. 2803 LInstruction* AssignEnvironment(LInstruction* instr); 2804 // Assigns a pointer map to an instruction. An instruction which can 2805 // trigger a GC or a lazy deoptimization must have a pointer map. 2806 LInstruction* AssignPointerMap(LInstruction* instr); 2807 2808 enum CanDeoptimize { CAN_DEOPTIMIZE_EAGERLY, CANNOT_DEOPTIMIZE_EAGERLY }; 2809 2810 // Marks a call for the register allocator. Assigns a pointer map to 2811 // support GC and lazy deoptimization. Assigns an environment to support 2812 // eager deoptimization if CAN_DEOPTIMIZE_EAGERLY. 2813 LInstruction* MarkAsCall( 2814 LInstruction* instr, 2815 HInstruction* hinstr, 2816 CanDeoptimize can_deoptimize = CANNOT_DEOPTIMIZE_EAGERLY); 2817 2818 LEnvironment* CreateEnvironment(HEnvironment* hydrogen_env, 2819 int* argument_index_accumulator, 2820 ZoneList<HValue*>* objects_to_materialize); 2821 2822 void VisitInstruction(HInstruction* current); 2823 2824 void DoBasicBlock(HBasicBlock* block, HBasicBlock* next_block); 2825 LInstruction* DoShift(Token::Value op, HBitwiseBinaryOperation* instr); 2826 LInstruction* DoArithmeticD(Token::Value op, 2827 HArithmeticBinaryOperation* instr); 2828 LInstruction* DoArithmeticT(Token::Value op, 2829 HBinaryOperation* instr); 2830 2831 LPlatformChunk* chunk_; 2832 CompilationInfo* info_; 2833 HGraph* const graph_; 2834 Zone* zone_; 2835 Status status_; 2836 HInstruction* current_instruction_; 2837 HBasicBlock* current_block_; 2838 HBasicBlock* next_block_; 2839 int argument_count_; 2840 LAllocator* allocator_; 2841 LInstruction* instruction_pending_deoptimization_environment_; 2842 BailoutId pending_deoptimization_ast_id_; 2843 2844 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); 2845}; 2846 2847#undef DECLARE_HYDROGEN_ACCESSOR 2848#undef DECLARE_CONCRETE_INSTRUCTION 2849 2850} } // namespace v8::int 2851 2852#endif // V8_X64_LITHIUM_X64_H_ 2853