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_ARM_LITHIUM_ARM_H_ 29#define V8_ARM_LITHIUM_ARM_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(CheckNonSmi) \ 67 V(CheckMaps) \ 68 V(CheckMapValue) \ 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(Dummy) \ 96 V(DummyUse) \ 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(MultiplyAddD) \ 148 V(MultiplySubD) \ 149 V(NumberTagD) \ 150 V(NumberTagI) \ 151 V(NumberTagU) \ 152 V(NumberUntagD) \ 153 V(OsrEntry) \ 154 V(OuterContext) \ 155 V(Parameter) \ 156 V(Power) \ 157 V(PushArgument) \ 158 V(RegExpLiteral) \ 159 V(Return) \ 160 V(SeqStringGetChar) \ 161 V(SeqStringSetChar) \ 162 V(ShiftI) \ 163 V(SmiTag) \ 164 V(SmiUntag) \ 165 V(StackCheck) \ 166 V(StoreCodeEntry) \ 167 V(StoreContextSlot) \ 168 V(StoreGlobalCell) \ 169 V(StoreGlobalGeneric) \ 170 V(StoreKeyed) \ 171 V(StoreKeyedGeneric) \ 172 V(StoreNamedField) \ 173 V(StoreNamedGeneric) \ 174 V(StringAdd) \ 175 V(StringCharCodeAt) \ 176 V(StringCharFromCode) \ 177 V(StringCompareAndBranch) \ 178 V(SubI) \ 179 V(RSubI) \ 180 V(TaggedToI) \ 181 V(ThisFunction) \ 182 V(Throw) \ 183 V(ToFastProperties) \ 184 V(TransitionElementsKind) \ 185 V(TrapAllocationMemento) \ 186 V(Typeof) \ 187 V(TypeofIsAndBranch) \ 188 V(Uint32ToDouble) \ 189 V(Uint32ToSmi) \ 190 V(UnknownOSRValue) \ 191 V(ValueOf) \ 192 V(WrapReceiver) 193 194 195#define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic) \ 196 virtual Opcode opcode() const V8_FINAL V8_OVERRIDE { \ 197 return LInstruction::k##type; \ 198 } \ 199 virtual void CompileToNative(LCodeGen* generator) V8_FINAL V8_OVERRIDE; \ 200 virtual const char* Mnemonic() const V8_FINAL V8_OVERRIDE { \ 201 return mnemonic; \ 202 } \ 203 static L##type* cast(LInstruction* instr) { \ 204 ASSERT(instr->Is##type()); \ 205 return reinterpret_cast<L##type*>(instr); \ 206 } 207 208 209#define DECLARE_HYDROGEN_ACCESSOR(type) \ 210 H##type* hydrogen() const { \ 211 return H##type::cast(hydrogen_value()); \ 212 } 213 214 215class LInstruction : public ZoneObject { 216 public: 217 LInstruction() 218 : environment_(NULL), 219 hydrogen_value_(NULL), 220 bit_field_(IsCallBits::encode(false)) { 221 } 222 223 virtual ~LInstruction() {} 224 225 virtual void CompileToNative(LCodeGen* generator) = 0; 226 virtual const char* Mnemonic() const = 0; 227 virtual void PrintTo(StringStream* stream); 228 virtual void PrintDataTo(StringStream* stream); 229 virtual void PrintOutputOperandTo(StringStream* stream); 230 231 enum Opcode { 232 // Declare a unique enum value for each instruction. 233#define DECLARE_OPCODE(type) k##type, 234 LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE) 235 kNumberOfInstructions 236#undef DECLARE_OPCODE 237 }; 238 239 virtual Opcode opcode() const = 0; 240 241 // Declare non-virtual type testers for all leaf IR classes. 242#define DECLARE_PREDICATE(type) \ 243 bool Is##type() const { return opcode() == k##type; } 244 LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE) 245#undef DECLARE_PREDICATE 246 247 // Declare virtual predicates for instructions that don't have 248 // an opcode. 249 virtual bool IsGap() const { return false; } 250 251 virtual bool IsControl() const { return false; } 252 253 void set_environment(LEnvironment* env) { environment_ = env; } 254 LEnvironment* environment() const { return environment_; } 255 bool HasEnvironment() const { return environment_ != NULL; } 256 257 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); } 258 LPointerMap* pointer_map() const { return pointer_map_.get(); } 259 bool HasPointerMap() const { return pointer_map_.is_set(); } 260 261 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; } 262 HValue* hydrogen_value() const { return hydrogen_value_; } 263 264 virtual void SetDeferredLazyDeoptimizationEnvironment(LEnvironment* env) { } 265 266 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); } 267 bool IsCall() const { return IsCallBits::decode(bit_field_); } 268 269 // Interface to the register allocator and iterators. 270 bool ClobbersTemps() const { return IsCall(); } 271 bool ClobbersRegisters() const { return IsCall(); } 272 virtual bool ClobbersDoubleRegisters() const { return IsCall(); } 273 274 // Interface to the register allocator and iterators. 275 bool IsMarkedAsCall() const { return IsCall(); } 276 277 virtual bool HasResult() const = 0; 278 virtual LOperand* result() const = 0; 279 280 LOperand* FirstInput() { return InputAt(0); } 281 LOperand* Output() { return HasResult() ? result() : NULL; } 282 283 virtual bool HasInterestingComment(LCodeGen* gen) const { return true; } 284 285#ifdef DEBUG 286 void VerifyCall(); 287#endif 288 289 private: 290 // Iterator support. 291 friend class InputIterator; 292 virtual int InputCount() = 0; 293 virtual LOperand* InputAt(int i) = 0; 294 295 friend class TempIterator; 296 virtual int TempCount() = 0; 297 virtual LOperand* TempAt(int i) = 0; 298 299 class IsCallBits: public BitField<bool, 0, 1> {}; 300 301 LEnvironment* environment_; 302 SetOncePointer<LPointerMap> pointer_map_; 303 HValue* hydrogen_value_; 304 int bit_field_; 305}; 306 307 308// R = number of result operands (0 or 1). 309// I = number of input operands. 310// T = number of temporary operands. 311template<int R, int I, int T> 312class LTemplateInstruction : public LInstruction { 313 public: 314 // Allow 0 or 1 output operands. 315 STATIC_ASSERT(R == 0 || R == 1); 316 virtual bool HasResult() const V8_FINAL V8_OVERRIDE { 317 return R != 0 && result() != NULL; 318 } 319 void set_result(LOperand* operand) { results_[0] = operand; } 320 LOperand* result() const { return results_[0]; } 321 322 protected: 323 EmbeddedContainer<LOperand*, R> results_; 324 EmbeddedContainer<LOperand*, I> inputs_; 325 EmbeddedContainer<LOperand*, T> temps_; 326 327 private: 328 virtual int InputCount() V8_FINAL V8_OVERRIDE { return I; } 329 virtual LOperand* InputAt(int i) V8_FINAL V8_OVERRIDE { return inputs_[i]; } 330 331 virtual int TempCount() V8_FINAL V8_OVERRIDE { return T; } 332 virtual LOperand* TempAt(int i) V8_FINAL V8_OVERRIDE { return temps_[i]; } 333}; 334 335 336class LGap : public LTemplateInstruction<0, 0, 0> { 337 public: 338 explicit LGap(HBasicBlock* block) 339 : block_(block) { 340 parallel_moves_[BEFORE] = NULL; 341 parallel_moves_[START] = NULL; 342 parallel_moves_[END] = NULL; 343 parallel_moves_[AFTER] = NULL; 344 } 345 346 // Can't use the DECLARE-macro here because of sub-classes. 347 virtual bool IsGap() const V8_OVERRIDE { return true; } 348 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 349 static LGap* cast(LInstruction* instr) { 350 ASSERT(instr->IsGap()); 351 return reinterpret_cast<LGap*>(instr); 352 } 353 354 bool IsRedundant() const; 355 356 HBasicBlock* block() const { return block_; } 357 358 enum InnerPosition { 359 BEFORE, 360 START, 361 END, 362 AFTER, 363 FIRST_INNER_POSITION = BEFORE, 364 LAST_INNER_POSITION = AFTER 365 }; 366 367 LParallelMove* GetOrCreateParallelMove(InnerPosition pos, Zone* zone) { 368 if (parallel_moves_[pos] == NULL) { 369 parallel_moves_[pos] = new(zone) LParallelMove(zone); 370 } 371 return parallel_moves_[pos]; 372 } 373 374 LParallelMove* GetParallelMove(InnerPosition pos) { 375 return parallel_moves_[pos]; 376 } 377 378 private: 379 LParallelMove* parallel_moves_[LAST_INNER_POSITION + 1]; 380 HBasicBlock* block_; 381}; 382 383 384class LInstructionGap V8_FINAL : public LGap { 385 public: 386 explicit LInstructionGap(HBasicBlock* block) : LGap(block) { } 387 388 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 389 return !IsRedundant(); 390 } 391 392 DECLARE_CONCRETE_INSTRUCTION(InstructionGap, "gap") 393}; 394 395 396class LGoto V8_FINAL : public LTemplateInstruction<0, 0, 0> { 397 public: 398 explicit LGoto(HBasicBlock* block) : block_(block) { } 399 400 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE; 401 DECLARE_CONCRETE_INSTRUCTION(Goto, "goto") 402 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 403 virtual bool IsControl() const V8_OVERRIDE { return true; } 404 405 int block_id() const { return block_->block_id(); } 406 407 private: 408 HBasicBlock* block_; 409}; 410 411 412class LLazyBailout V8_FINAL : public LTemplateInstruction<0, 0, 0> { 413 public: 414 LLazyBailout() : gap_instructions_size_(0) { } 415 416 DECLARE_CONCRETE_INSTRUCTION(LazyBailout, "lazy-bailout") 417 418 void set_gap_instructions_size(int gap_instructions_size) { 419 gap_instructions_size_ = gap_instructions_size; 420 } 421 int gap_instructions_size() { return gap_instructions_size_; } 422 423 private: 424 int gap_instructions_size_; 425}; 426 427 428class LDummy V8_FINAL : public LTemplateInstruction<1, 0, 0> { 429 public: 430 explicit LDummy() { } 431 DECLARE_CONCRETE_INSTRUCTION(Dummy, "dummy") 432}; 433 434 435class LDummyUse V8_FINAL : public LTemplateInstruction<1, 1, 0> { 436 public: 437 explicit LDummyUse(LOperand* value) { 438 inputs_[0] = value; 439 } 440 DECLARE_CONCRETE_INSTRUCTION(DummyUse, "dummy-use") 441}; 442 443 444class LDeoptimize V8_FINAL : public LTemplateInstruction<0, 0, 0> { 445 public: 446 DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize") 447 DECLARE_HYDROGEN_ACCESSOR(Deoptimize) 448}; 449 450 451class LLabel V8_FINAL : public LGap { 452 public: 453 explicit LLabel(HBasicBlock* block) 454 : LGap(block), replacement_(NULL) { } 455 456 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 457 return false; 458 } 459 DECLARE_CONCRETE_INSTRUCTION(Label, "label") 460 461 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 462 463 int block_id() const { return block()->block_id(); } 464 bool is_loop_header() const { return block()->IsLoopHeader(); } 465 bool is_osr_entry() const { return block()->is_osr_entry(); } 466 Label* label() { return &label_; } 467 LLabel* replacement() const { return replacement_; } 468 void set_replacement(LLabel* label) { replacement_ = label; } 469 bool HasReplacement() const { return replacement_ != NULL; } 470 471 private: 472 Label label_; 473 LLabel* replacement_; 474}; 475 476 477class LParameter V8_FINAL : public LTemplateInstruction<1, 0, 0> { 478 public: 479 virtual bool HasInterestingComment(LCodeGen* gen) const { return false; } 480 DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter") 481}; 482 483 484class LCallStub V8_FINAL : public LTemplateInstruction<1, 1, 0> { 485 public: 486 explicit LCallStub(LOperand* context) { 487 inputs_[0] = context; 488 } 489 490 LOperand* context() { return inputs_[0]; } 491 492 DECLARE_CONCRETE_INSTRUCTION(CallStub, "call-stub") 493 DECLARE_HYDROGEN_ACCESSOR(CallStub) 494 495 TranscendentalCache::Type transcendental_type() { 496 return hydrogen()->transcendental_type(); 497 } 498}; 499 500 501class LUnknownOSRValue V8_FINAL : public LTemplateInstruction<1, 0, 0> { 502 public: 503 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 504 return false; 505 } 506 DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value") 507}; 508 509 510template<int I, int T> 511class LControlInstruction : public LTemplateInstruction<0, I, T> { 512 public: 513 LControlInstruction() : false_label_(NULL), true_label_(NULL) { } 514 515 virtual bool IsControl() const V8_FINAL V8_OVERRIDE { return true; } 516 517 int SuccessorCount() { return hydrogen()->SuccessorCount(); } 518 HBasicBlock* SuccessorAt(int i) { return hydrogen()->SuccessorAt(i); } 519 520 int TrueDestination(LChunk* chunk) { 521 return chunk->LookupDestination(true_block_id()); 522 } 523 int FalseDestination(LChunk* chunk) { 524 return chunk->LookupDestination(false_block_id()); 525 } 526 527 Label* TrueLabel(LChunk* chunk) { 528 if (true_label_ == NULL) { 529 true_label_ = chunk->GetAssemblyLabel(TrueDestination(chunk)); 530 } 531 return true_label_; 532 } 533 Label* FalseLabel(LChunk* chunk) { 534 if (false_label_ == NULL) { 535 false_label_ = chunk->GetAssemblyLabel(FalseDestination(chunk)); 536 } 537 return false_label_; 538 } 539 540 protected: 541 int true_block_id() { return SuccessorAt(0)->block_id(); } 542 int false_block_id() { return SuccessorAt(1)->block_id(); } 543 544 private: 545 HControlInstruction* hydrogen() { 546 return HControlInstruction::cast(this->hydrogen_value()); 547 } 548 549 Label* false_label_; 550 Label* true_label_; 551}; 552 553 554class LWrapReceiver V8_FINAL : public LTemplateInstruction<1, 2, 0> { 555 public: 556 LWrapReceiver(LOperand* receiver, LOperand* function) { 557 inputs_[0] = receiver; 558 inputs_[1] = function; 559 } 560 561 DECLARE_CONCRETE_INSTRUCTION(WrapReceiver, "wrap-receiver") 562 563 LOperand* receiver() { return inputs_[0]; } 564 LOperand* function() { return inputs_[1]; } 565}; 566 567 568class LApplyArguments V8_FINAL : public LTemplateInstruction<1, 4, 0> { 569 public: 570 LApplyArguments(LOperand* function, 571 LOperand* receiver, 572 LOperand* length, 573 LOperand* elements) { 574 inputs_[0] = function; 575 inputs_[1] = receiver; 576 inputs_[2] = length; 577 inputs_[3] = elements; 578 } 579 580 DECLARE_CONCRETE_INSTRUCTION(ApplyArguments, "apply-arguments") 581 582 LOperand* function() { return inputs_[0]; } 583 LOperand* receiver() { return inputs_[1]; } 584 LOperand* length() { return inputs_[2]; } 585 LOperand* elements() { return inputs_[3]; } 586}; 587 588 589class LAccessArgumentsAt V8_FINAL : public LTemplateInstruction<1, 3, 0> { 590 public: 591 LAccessArgumentsAt(LOperand* arguments, LOperand* length, LOperand* index) { 592 inputs_[0] = arguments; 593 inputs_[1] = length; 594 inputs_[2] = index; 595 } 596 597 DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt, "access-arguments-at") 598 599 LOperand* arguments() { return inputs_[0]; } 600 LOperand* length() { return inputs_[1]; } 601 LOperand* index() { return inputs_[2]; } 602 603 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 604}; 605 606 607class LArgumentsLength V8_FINAL : public LTemplateInstruction<1, 1, 0> { 608 public: 609 explicit LArgumentsLength(LOperand* elements) { 610 inputs_[0] = elements; 611 } 612 613 LOperand* elements() { return inputs_[0]; } 614 615 DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length") 616}; 617 618 619class LArgumentsElements V8_FINAL : public LTemplateInstruction<1, 0, 0> { 620 public: 621 DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements") 622 DECLARE_HYDROGEN_ACCESSOR(ArgumentsElements) 623}; 624 625 626class LModI V8_FINAL : public LTemplateInstruction<1, 2, 2> { 627 public: 628 LModI(LOperand* left, 629 LOperand* right, 630 LOperand* temp = NULL, 631 LOperand* temp2 = NULL) { 632 inputs_[0] = left; 633 inputs_[1] = right; 634 temps_[0] = temp; 635 temps_[1] = temp2; 636 } 637 638 LOperand* left() { return inputs_[0]; } 639 LOperand* right() { return inputs_[1]; } 640 LOperand* temp() { return temps_[0]; } 641 LOperand* temp2() { return temps_[1]; } 642 643 DECLARE_CONCRETE_INSTRUCTION(ModI, "mod-i") 644 DECLARE_HYDROGEN_ACCESSOR(Mod) 645}; 646 647 648class LDivI V8_FINAL : public LTemplateInstruction<1, 2, 1> { 649 public: 650 LDivI(LOperand* left, LOperand* right, LOperand* temp) { 651 inputs_[0] = left; 652 inputs_[1] = right; 653 temps_[0] = temp; 654 } 655 656 LOperand* left() { return inputs_[0]; } 657 LOperand* right() { return inputs_[1]; } 658 LOperand* temp() { return temps_[0]; } 659 660 DECLARE_CONCRETE_INSTRUCTION(DivI, "div-i") 661 DECLARE_HYDROGEN_ACCESSOR(Div) 662}; 663 664 665class LMathFloorOfDiv V8_FINAL : public LTemplateInstruction<1, 2, 1> { 666 public: 667 LMathFloorOfDiv(LOperand* left, 668 LOperand* right, 669 LOperand* temp = NULL) { 670 inputs_[0] = left; 671 inputs_[1] = right; 672 temps_[0] = temp; 673 } 674 675 LOperand* left() { return inputs_[0]; } 676 LOperand* right() { return inputs_[1]; } 677 LOperand* temp() { return temps_[0]; } 678 679 DECLARE_CONCRETE_INSTRUCTION(MathFloorOfDiv, "math-floor-of-div") 680 DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv) 681}; 682 683 684class LMulI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 685 public: 686 LMulI(LOperand* left, LOperand* right) { 687 inputs_[0] = left; 688 inputs_[1] = right; 689 } 690 691 LOperand* left() { return inputs_[0]; } 692 LOperand* right() { return inputs_[1]; } 693 694 DECLARE_CONCRETE_INSTRUCTION(MulI, "mul-i") 695 DECLARE_HYDROGEN_ACCESSOR(Mul) 696}; 697 698 699// Instruction for computing multiplier * multiplicand + addend. 700class LMultiplyAddD V8_FINAL : public LTemplateInstruction<1, 3, 0> { 701 public: 702 LMultiplyAddD(LOperand* addend, LOperand* multiplier, 703 LOperand* multiplicand) { 704 inputs_[0] = addend; 705 inputs_[1] = multiplier; 706 inputs_[2] = multiplicand; 707 } 708 709 LOperand* addend() { return inputs_[0]; } 710 LOperand* multiplier() { return inputs_[1]; } 711 LOperand* multiplicand() { return inputs_[2]; } 712 713 DECLARE_CONCRETE_INSTRUCTION(MultiplyAddD, "multiply-add-d") 714}; 715 716 717// Instruction for computing minuend - multiplier * multiplicand. 718class LMultiplySubD V8_FINAL : public LTemplateInstruction<1, 3, 0> { 719 public: 720 LMultiplySubD(LOperand* minuend, LOperand* multiplier, 721 LOperand* multiplicand) { 722 inputs_[0] = minuend; 723 inputs_[1] = multiplier; 724 inputs_[2] = multiplicand; 725 } 726 727 LOperand* minuend() { return inputs_[0]; } 728 LOperand* multiplier() { return inputs_[1]; } 729 LOperand* multiplicand() { return inputs_[2]; } 730 731 DECLARE_CONCRETE_INSTRUCTION(MultiplySubD, "multiply-sub-d") 732}; 733 734 735class LDebugBreak V8_FINAL : public LTemplateInstruction<0, 0, 0> { 736 public: 737 DECLARE_CONCRETE_INSTRUCTION(DebugBreak, "break") 738}; 739 740 741class LCompareNumericAndBranch V8_FINAL : public LControlInstruction<2, 0> { 742 public: 743 LCompareNumericAndBranch(LOperand* left, LOperand* right) { 744 inputs_[0] = left; 745 inputs_[1] = right; 746 } 747 748 LOperand* left() { return inputs_[0]; } 749 LOperand* right() { return inputs_[1]; } 750 751 DECLARE_CONCRETE_INSTRUCTION(CompareNumericAndBranch, 752 "compare-numeric-and-branch") 753 DECLARE_HYDROGEN_ACCESSOR(CompareNumericAndBranch) 754 755 Token::Value op() const { return hydrogen()->token(); } 756 bool is_double() const { 757 return hydrogen()->representation().IsDouble(); 758 } 759 760 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 761}; 762 763 764class LMathFloor V8_FINAL : public LTemplateInstruction<1, 1, 0> { 765 public: 766 explicit LMathFloor(LOperand* value) { 767 inputs_[0] = value; 768 } 769 770 LOperand* value() { return inputs_[0]; } 771 772 DECLARE_CONCRETE_INSTRUCTION(MathFloor, "math-floor") 773 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) 774}; 775 776 777class LMathRound V8_FINAL : public LTemplateInstruction<1, 1, 1> { 778 public: 779 LMathRound(LOperand* value, LOperand* temp) { 780 inputs_[0] = value; 781 temps_[0] = temp; 782 } 783 784 LOperand* value() { return inputs_[0]; } 785 LOperand* temp() { return temps_[0]; } 786 787 DECLARE_CONCRETE_INSTRUCTION(MathRound, "math-round") 788 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) 789}; 790 791 792class LMathAbs V8_FINAL : public LTemplateInstruction<1, 2, 0> { 793 public: 794 LMathAbs(LOperand* context, LOperand* value) { 795 inputs_[1] = context; 796 inputs_[0] = value; 797 } 798 799 LOperand* context() { return inputs_[1]; } 800 LOperand* value() { return inputs_[0]; } 801 802 DECLARE_CONCRETE_INSTRUCTION(MathAbs, "math-abs") 803 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation) 804}; 805 806 807class LMathLog V8_FINAL : public LTemplateInstruction<1, 1, 0> { 808 public: 809 explicit LMathLog(LOperand* value) { 810 inputs_[0] = value; 811 } 812 813 LOperand* value() { return inputs_[0]; } 814 815 DECLARE_CONCRETE_INSTRUCTION(MathLog, "math-log") 816}; 817 818 819class LMathSin V8_FINAL : public LTemplateInstruction<1, 1, 0> { 820 public: 821 explicit LMathSin(LOperand* value) { 822 inputs_[0] = value; 823 } 824 825 LOperand* value() { return inputs_[0]; } 826 827 DECLARE_CONCRETE_INSTRUCTION(MathSin, "math-sin") 828}; 829 830 831class LMathCos V8_FINAL : public LTemplateInstruction<1, 1, 0> { 832 public: 833 explicit LMathCos(LOperand* value) { 834 inputs_[0] = value; 835 } 836 837 LOperand* value() { return inputs_[0]; } 838 839 DECLARE_CONCRETE_INSTRUCTION(MathCos, "math-cos") 840}; 841 842 843class LMathTan V8_FINAL : public LTemplateInstruction<1, 1, 0> { 844 public: 845 explicit LMathTan(LOperand* value) { 846 inputs_[0] = value; 847 } 848 849 LOperand* value() { return inputs_[0]; } 850 851 DECLARE_CONCRETE_INSTRUCTION(MathTan, "math-tan") 852}; 853 854 855class LMathExp V8_FINAL : public LTemplateInstruction<1, 1, 3> { 856 public: 857 LMathExp(LOperand* value, 858 LOperand* double_temp, 859 LOperand* temp1, 860 LOperand* temp2) { 861 inputs_[0] = value; 862 temps_[0] = temp1; 863 temps_[1] = temp2; 864 temps_[2] = double_temp; 865 ExternalReference::InitializeMathExpData(); 866 } 867 868 LOperand* value() { return inputs_[0]; } 869 LOperand* temp1() { return temps_[0]; } 870 LOperand* temp2() { return temps_[1]; } 871 LOperand* double_temp() { return temps_[2]; } 872 873 DECLARE_CONCRETE_INSTRUCTION(MathExp, "math-exp") 874}; 875 876 877class LMathSqrt V8_FINAL : public LTemplateInstruction<1, 1, 0> { 878 public: 879 explicit LMathSqrt(LOperand* value) { 880 inputs_[0] = value; 881 } 882 883 LOperand* value() { return inputs_[0]; } 884 885 DECLARE_CONCRETE_INSTRUCTION(MathSqrt, "math-sqrt") 886}; 887 888 889class LMathPowHalf V8_FINAL : public LTemplateInstruction<1, 1, 0> { 890 public: 891 explicit LMathPowHalf(LOperand* value) { 892 inputs_[0] = value; 893 } 894 895 LOperand* value() { return inputs_[0]; } 896 897 DECLARE_CONCRETE_INSTRUCTION(MathPowHalf, "math-pow-half") 898}; 899 900 901class LCmpObjectEqAndBranch V8_FINAL : public LControlInstruction<2, 0> { 902 public: 903 LCmpObjectEqAndBranch(LOperand* left, LOperand* right) { 904 inputs_[0] = left; 905 inputs_[1] = right; 906 } 907 908 LOperand* left() { return inputs_[0]; } 909 LOperand* right() { return inputs_[1]; } 910 911 DECLARE_CONCRETE_INSTRUCTION(CmpObjectEqAndBranch, "cmp-object-eq-and-branch") 912 DECLARE_HYDROGEN_ACCESSOR(CompareObjectEqAndBranch) 913}; 914 915 916class LCmpHoleAndBranch V8_FINAL : public LControlInstruction<1, 0> { 917 public: 918 explicit LCmpHoleAndBranch(LOperand* object) { 919 inputs_[0] = object; 920 } 921 922 LOperand* object() { return inputs_[0]; } 923 924 DECLARE_CONCRETE_INSTRUCTION(CmpHoleAndBranch, "cmp-hole-and-branch") 925 DECLARE_HYDROGEN_ACCESSOR(CompareHoleAndBranch) 926}; 927 928 929class LCompareMinusZeroAndBranch V8_FINAL : public LControlInstruction<1, 1> { 930 public: 931 LCompareMinusZeroAndBranch(LOperand* value, LOperand* temp) { 932 inputs_[0] = value; 933 temps_[0] = temp; 934 } 935 936 LOperand* value() { return inputs_[0]; } 937 LOperand* temp() { return temps_[0]; } 938 939 DECLARE_CONCRETE_INSTRUCTION(CompareMinusZeroAndBranch, 940 "cmp-minus-zero-and-branch") 941 DECLARE_HYDROGEN_ACCESSOR(CompareMinusZeroAndBranch) 942}; 943 944 945class LIsObjectAndBranch V8_FINAL : public LControlInstruction<1, 1> { 946 public: 947 LIsObjectAndBranch(LOperand* value, LOperand* temp) { 948 inputs_[0] = value; 949 temps_[0] = temp; 950 } 951 952 LOperand* value() { return inputs_[0]; } 953 LOperand* temp() { return temps_[0]; } 954 955 DECLARE_CONCRETE_INSTRUCTION(IsObjectAndBranch, "is-object-and-branch") 956 DECLARE_HYDROGEN_ACCESSOR(IsObjectAndBranch) 957 958 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 959}; 960 961 962class LIsStringAndBranch V8_FINAL : public LControlInstruction<1, 1> { 963 public: 964 LIsStringAndBranch(LOperand* value, LOperand* temp) { 965 inputs_[0] = value; 966 temps_[0] = temp; 967 } 968 969 LOperand* value() { return inputs_[0]; } 970 LOperand* temp() { return temps_[0]; } 971 972 DECLARE_CONCRETE_INSTRUCTION(IsStringAndBranch, "is-string-and-branch") 973 DECLARE_HYDROGEN_ACCESSOR(IsStringAndBranch) 974 975 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 976}; 977 978 979class LIsSmiAndBranch V8_FINAL : public LControlInstruction<1, 0> { 980 public: 981 explicit LIsSmiAndBranch(LOperand* value) { 982 inputs_[0] = value; 983 } 984 985 LOperand* value() { return inputs_[0]; } 986 987 DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch") 988 DECLARE_HYDROGEN_ACCESSOR(IsSmiAndBranch) 989 990 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 991}; 992 993 994class LIsUndetectableAndBranch V8_FINAL : public LControlInstruction<1, 1> { 995 public: 996 explicit LIsUndetectableAndBranch(LOperand* value, LOperand* temp) { 997 inputs_[0] = value; 998 temps_[0] = temp; 999 } 1000 1001 LOperand* value() { return inputs_[0]; } 1002 LOperand* temp() { return temps_[0]; } 1003 1004 DECLARE_CONCRETE_INSTRUCTION(IsUndetectableAndBranch, 1005 "is-undetectable-and-branch") 1006 DECLARE_HYDROGEN_ACCESSOR(IsUndetectableAndBranch) 1007 1008 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1009}; 1010 1011 1012class LStringCompareAndBranch V8_FINAL : public LControlInstruction<3, 0> { 1013 public: 1014 LStringCompareAndBranch(LOperand* context, LOperand* left, LOperand* right) { 1015 inputs_[0] = context; 1016 inputs_[1] = left; 1017 inputs_[2] = right; 1018 } 1019 1020 LOperand* context() { return inputs_[0]; } 1021 LOperand* left() { return inputs_[1]; } 1022 LOperand* right() { return inputs_[2]; } 1023 1024 DECLARE_CONCRETE_INSTRUCTION(StringCompareAndBranch, 1025 "string-compare-and-branch") 1026 DECLARE_HYDROGEN_ACCESSOR(StringCompareAndBranch) 1027 1028 Token::Value op() const { return hydrogen()->token(); } 1029 1030 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1031}; 1032 1033 1034class LHasInstanceTypeAndBranch V8_FINAL : public LControlInstruction<1, 0> { 1035 public: 1036 explicit LHasInstanceTypeAndBranch(LOperand* value) { 1037 inputs_[0] = value; 1038 } 1039 1040 LOperand* value() { return inputs_[0]; } 1041 1042 DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch, 1043 "has-instance-type-and-branch") 1044 DECLARE_HYDROGEN_ACCESSOR(HasInstanceTypeAndBranch) 1045 1046 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1047}; 1048 1049 1050class LGetCachedArrayIndex V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1051 public: 1052 explicit LGetCachedArrayIndex(LOperand* value) { 1053 inputs_[0] = value; 1054 } 1055 1056 LOperand* value() { return inputs_[0]; } 1057 1058 DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex, "get-cached-array-index") 1059 DECLARE_HYDROGEN_ACCESSOR(GetCachedArrayIndex) 1060}; 1061 1062 1063class LHasCachedArrayIndexAndBranch V8_FINAL 1064 : public LControlInstruction<1, 0> { 1065 public: 1066 explicit LHasCachedArrayIndexAndBranch(LOperand* value) { 1067 inputs_[0] = value; 1068 } 1069 1070 LOperand* value() { return inputs_[0]; } 1071 1072 DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch, 1073 "has-cached-array-index-and-branch") 1074 DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndexAndBranch) 1075 1076 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1077}; 1078 1079 1080class LClassOfTestAndBranch V8_FINAL : public LControlInstruction<1, 1> { 1081 public: 1082 LClassOfTestAndBranch(LOperand* value, LOperand* temp) { 1083 inputs_[0] = value; 1084 temps_[0] = temp; 1085 } 1086 1087 LOperand* value() { return inputs_[0]; } 1088 LOperand* temp() { return temps_[0]; } 1089 1090 DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch, 1091 "class-of-test-and-branch") 1092 DECLARE_HYDROGEN_ACCESSOR(ClassOfTestAndBranch) 1093 1094 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1095}; 1096 1097 1098class LCmpT V8_FINAL : public LTemplateInstruction<1, 3, 0> { 1099 public: 1100 LCmpT(LOperand* context, LOperand* left, LOperand* right) { 1101 inputs_[0] = context; 1102 inputs_[1] = left; 1103 inputs_[2] = right; 1104 } 1105 1106 LOperand* context() { return inputs_[0]; } 1107 LOperand* left() { return inputs_[1]; } 1108 LOperand* right() { return inputs_[2]; } 1109 1110 DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t") 1111 DECLARE_HYDROGEN_ACCESSOR(CompareGeneric) 1112 1113 Token::Value op() const { return hydrogen()->token(); } 1114}; 1115 1116 1117class LInstanceOf V8_FINAL : public LTemplateInstruction<1, 3, 0> { 1118 public: 1119 LInstanceOf(LOperand* context, LOperand* left, LOperand* right) { 1120 inputs_[0] = context; 1121 inputs_[1] = left; 1122 inputs_[2] = right; 1123 } 1124 1125 LOperand* context() { return inputs_[0]; } 1126 LOperand* left() { return inputs_[1]; } 1127 LOperand* right() { return inputs_[2]; } 1128 1129 DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of") 1130}; 1131 1132 1133class LInstanceOfKnownGlobal V8_FINAL : public LTemplateInstruction<1, 2, 1> { 1134 public: 1135 LInstanceOfKnownGlobal(LOperand* context, LOperand* value, LOperand* temp) { 1136 inputs_[0] = context; 1137 inputs_[1] = value; 1138 temps_[0] = temp; 1139 } 1140 1141 LOperand* context() { return inputs_[0]; } 1142 LOperand* value() { return inputs_[1]; } 1143 LOperand* temp() { return temps_[0]; } 1144 1145 DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal, 1146 "instance-of-known-global") 1147 DECLARE_HYDROGEN_ACCESSOR(InstanceOfKnownGlobal) 1148 1149 Handle<JSFunction> function() const { return hydrogen()->function(); } 1150 LEnvironment* GetDeferredLazyDeoptimizationEnvironment() { 1151 return lazy_deopt_env_; 1152 } 1153 virtual void SetDeferredLazyDeoptimizationEnvironment( 1154 LEnvironment* env) V8_OVERRIDE { 1155 lazy_deopt_env_ = env; 1156 } 1157 1158 private: 1159 LEnvironment* lazy_deopt_env_; 1160}; 1161 1162 1163class LBoundsCheck V8_FINAL : public LTemplateInstruction<0, 2, 0> { 1164 public: 1165 LBoundsCheck(LOperand* index, LOperand* length) { 1166 inputs_[0] = index; 1167 inputs_[1] = length; 1168 } 1169 1170 LOperand* index() { return inputs_[0]; } 1171 LOperand* length() { return inputs_[1]; } 1172 1173 DECLARE_CONCRETE_INSTRUCTION(BoundsCheck, "bounds-check") 1174 DECLARE_HYDROGEN_ACCESSOR(BoundsCheck) 1175}; 1176 1177 1178class LBitI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1179 public: 1180 LBitI(LOperand* left, LOperand* right) { 1181 inputs_[0] = left; 1182 inputs_[1] = right; 1183 } 1184 1185 LOperand* left() { return inputs_[0]; } 1186 LOperand* right() { return inputs_[1]; } 1187 1188 Token::Value op() const { return hydrogen()->op(); } 1189 1190 DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i") 1191 DECLARE_HYDROGEN_ACCESSOR(Bitwise) 1192}; 1193 1194 1195class LShiftI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1196 public: 1197 LShiftI(Token::Value op, LOperand* left, LOperand* right, bool can_deopt) 1198 : op_(op), can_deopt_(can_deopt) { 1199 inputs_[0] = left; 1200 inputs_[1] = right; 1201 } 1202 1203 Token::Value op() const { return op_; } 1204 LOperand* left() { return inputs_[0]; } 1205 LOperand* right() { return inputs_[1]; } 1206 bool can_deopt() const { return can_deopt_; } 1207 1208 DECLARE_CONCRETE_INSTRUCTION(ShiftI, "shift-i") 1209 1210 private: 1211 Token::Value op_; 1212 bool can_deopt_; 1213}; 1214 1215 1216class LSubI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1217 public: 1218 LSubI(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 DECLARE_CONCRETE_INSTRUCTION(SubI, "sub-i") 1227 DECLARE_HYDROGEN_ACCESSOR(Sub) 1228}; 1229 1230 1231class LRSubI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1232 public: 1233 LRSubI(LOperand* left, LOperand* right) { 1234 inputs_[0] = left; 1235 inputs_[1] = right; 1236 } 1237 1238 LOperand* left() { return inputs_[0]; } 1239 LOperand* right() { return inputs_[1]; } 1240 1241 DECLARE_CONCRETE_INSTRUCTION(RSubI, "rsub-i") 1242 DECLARE_HYDROGEN_ACCESSOR(Sub) 1243}; 1244 1245 1246class LConstantI V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1247 public: 1248 DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i") 1249 DECLARE_HYDROGEN_ACCESSOR(Constant) 1250 1251 int32_t value() const { return hydrogen()->Integer32Value(); } 1252}; 1253 1254 1255class LConstantS V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1256 public: 1257 DECLARE_CONCRETE_INSTRUCTION(ConstantS, "constant-s") 1258 DECLARE_HYDROGEN_ACCESSOR(Constant) 1259 1260 Smi* value() const { return Smi::FromInt(hydrogen()->Integer32Value()); } 1261}; 1262 1263 1264class LConstantD V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1265 public: 1266 DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d") 1267 DECLARE_HYDROGEN_ACCESSOR(Constant) 1268 1269 double value() const { return hydrogen()->DoubleValue(); } 1270}; 1271 1272 1273class LConstantE V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1274 public: 1275 DECLARE_CONCRETE_INSTRUCTION(ConstantE, "constant-e") 1276 DECLARE_HYDROGEN_ACCESSOR(Constant) 1277 1278 ExternalReference value() const { 1279 return hydrogen()->ExternalReferenceValue(); 1280 } 1281}; 1282 1283 1284class LConstantT V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1285 public: 1286 DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t") 1287 DECLARE_HYDROGEN_ACCESSOR(Constant) 1288 1289 Handle<Object> value(Isolate* isolate) const { 1290 return hydrogen()->handle(isolate); 1291 } 1292}; 1293 1294 1295class LBranch V8_FINAL : public LControlInstruction<1, 0> { 1296 public: 1297 explicit LBranch(LOperand* value) { 1298 inputs_[0] = value; 1299 } 1300 1301 LOperand* value() { return inputs_[0]; } 1302 1303 DECLARE_CONCRETE_INSTRUCTION(Branch, "branch") 1304 DECLARE_HYDROGEN_ACCESSOR(Branch) 1305 1306 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1307}; 1308 1309 1310class LCmpMapAndBranch V8_FINAL : public LControlInstruction<1, 1> { 1311 public: 1312 LCmpMapAndBranch(LOperand* value, LOperand* temp) { 1313 inputs_[0] = value; 1314 temps_[0] = temp; 1315 } 1316 1317 LOperand* value() { return inputs_[0]; } 1318 LOperand* temp() { return temps_[0]; } 1319 1320 DECLARE_CONCRETE_INSTRUCTION(CmpMapAndBranch, "cmp-map-and-branch") 1321 DECLARE_HYDROGEN_ACCESSOR(CompareMap) 1322 1323 Handle<Map> map() const { return hydrogen()->map().handle(); } 1324}; 1325 1326 1327class LMapEnumLength V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1328 public: 1329 explicit LMapEnumLength(LOperand* value) { 1330 inputs_[0] = value; 1331 } 1332 1333 LOperand* value() { return inputs_[0]; } 1334 1335 DECLARE_CONCRETE_INSTRUCTION(MapEnumLength, "map-enum-length") 1336}; 1337 1338 1339class LElementsKind V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1340 public: 1341 explicit LElementsKind(LOperand* value) { 1342 inputs_[0] = value; 1343 } 1344 1345 LOperand* value() { return inputs_[0]; } 1346 1347 DECLARE_CONCRETE_INSTRUCTION(ElementsKind, "elements-kind") 1348 DECLARE_HYDROGEN_ACCESSOR(ElementsKind) 1349}; 1350 1351 1352class LValueOf V8_FINAL : public LTemplateInstruction<1, 1, 1> { 1353 public: 1354 LValueOf(LOperand* value, LOperand* temp) { 1355 inputs_[0] = value; 1356 temps_[0] = temp; 1357 } 1358 1359 LOperand* value() { return inputs_[0]; } 1360 LOperand* temp() { return temps_[0]; } 1361 1362 DECLARE_CONCRETE_INSTRUCTION(ValueOf, "value-of") 1363 DECLARE_HYDROGEN_ACCESSOR(ValueOf) 1364}; 1365 1366 1367class LDateField V8_FINAL : public LTemplateInstruction<1, 1, 1> { 1368 public: 1369 LDateField(LOperand* date, LOperand* temp, Smi* index) : index_(index) { 1370 inputs_[0] = date; 1371 temps_[0] = temp; 1372 } 1373 1374 LOperand* date() { return inputs_[0]; } 1375 LOperand* temp() { return temps_[0]; } 1376 Smi* index() const { return index_; } 1377 1378 DECLARE_CONCRETE_INSTRUCTION(DateField, "date-field") 1379 DECLARE_HYDROGEN_ACCESSOR(DateField) 1380 1381 private: 1382 Smi* index_; 1383}; 1384 1385 1386class LSeqStringGetChar V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1387 public: 1388 LSeqStringGetChar(LOperand* string, LOperand* index) { 1389 inputs_[0] = string; 1390 inputs_[1] = index; 1391 } 1392 1393 LOperand* string() const { return inputs_[0]; } 1394 LOperand* index() const { return inputs_[1]; } 1395 1396 DECLARE_CONCRETE_INSTRUCTION(SeqStringGetChar, "seq-string-get-char") 1397 DECLARE_HYDROGEN_ACCESSOR(SeqStringGetChar) 1398}; 1399 1400 1401class LSeqStringSetChar V8_FINAL : public LTemplateInstruction<1, 4, 0> { 1402 public: 1403 LSeqStringSetChar(LOperand* context, 1404 LOperand* string, 1405 LOperand* index, 1406 LOperand* value) { 1407 inputs_[0] = context; 1408 inputs_[1] = string; 1409 inputs_[2] = index; 1410 inputs_[3] = value; 1411 } 1412 1413 LOperand* string() { return inputs_[1]; } 1414 LOperand* index() { return inputs_[2]; } 1415 LOperand* value() { return inputs_[3]; } 1416 1417 DECLARE_CONCRETE_INSTRUCTION(SeqStringSetChar, "seq-string-set-char") 1418 DECLARE_HYDROGEN_ACCESSOR(SeqStringSetChar) 1419}; 1420 1421 1422class LThrow V8_FINAL : public LTemplateInstruction<0, 2, 0> { 1423 public: 1424 LThrow(LOperand* context, LOperand* value) { 1425 inputs_[0] = context; 1426 inputs_[1] = value; 1427 } 1428 1429 LOperand* context() { return inputs_[0]; } 1430 LOperand* value() { return inputs_[1]; } 1431 1432 DECLARE_CONCRETE_INSTRUCTION(Throw, "throw") 1433}; 1434 1435 1436class LAddI V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1437 public: 1438 LAddI(LOperand* left, LOperand* right) { 1439 inputs_[0] = left; 1440 inputs_[1] = right; 1441 } 1442 1443 LOperand* left() { return inputs_[0]; } 1444 LOperand* right() { return inputs_[1]; } 1445 1446 DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i") 1447 DECLARE_HYDROGEN_ACCESSOR(Add) 1448}; 1449 1450 1451class LMathMinMax V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1452 public: 1453 LMathMinMax(LOperand* left, LOperand* right) { 1454 inputs_[0] = left; 1455 inputs_[1] = right; 1456 } 1457 1458 LOperand* left() { return inputs_[0]; } 1459 LOperand* right() { return inputs_[1]; } 1460 1461 DECLARE_CONCRETE_INSTRUCTION(MathMinMax, "math-min-max") 1462 DECLARE_HYDROGEN_ACCESSOR(MathMinMax) 1463}; 1464 1465 1466class LPower V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1467 public: 1468 LPower(LOperand* left, LOperand* right) { 1469 inputs_[0] = left; 1470 inputs_[1] = right; 1471 } 1472 1473 LOperand* left() { return inputs_[0]; } 1474 LOperand* right() { return inputs_[1]; } 1475 1476 DECLARE_CONCRETE_INSTRUCTION(Power, "power") 1477 DECLARE_HYDROGEN_ACCESSOR(Power) 1478}; 1479 1480 1481class LArithmeticD V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1482 public: 1483 LArithmeticD(Token::Value op, LOperand* left, LOperand* right) 1484 : op_(op) { 1485 inputs_[0] = left; 1486 inputs_[1] = right; 1487 } 1488 1489 Token::Value op() const { return op_; } 1490 LOperand* left() { return inputs_[0]; } 1491 LOperand* right() { return inputs_[1]; } 1492 1493 virtual Opcode opcode() const V8_OVERRIDE { 1494 return LInstruction::kArithmeticD; 1495 } 1496 virtual void CompileToNative(LCodeGen* generator) V8_OVERRIDE; 1497 virtual const char* Mnemonic() const V8_OVERRIDE; 1498 1499 private: 1500 Token::Value op_; 1501}; 1502 1503 1504class LArithmeticT V8_FINAL : public LTemplateInstruction<1, 3, 0> { 1505 public: 1506 LArithmeticT(Token::Value op, 1507 LOperand* context, 1508 LOperand* left, 1509 LOperand* right) 1510 : op_(op) { 1511 inputs_[0] = context; 1512 inputs_[1] = left; 1513 inputs_[2] = right; 1514 } 1515 1516 LOperand* context() { return inputs_[0]; } 1517 LOperand* left() { return inputs_[1]; } 1518 LOperand* right() { return inputs_[2]; } 1519 Token::Value op() const { return op_; } 1520 1521 virtual Opcode opcode() const V8_OVERRIDE { 1522 return LInstruction::kArithmeticT; 1523 } 1524 virtual void CompileToNative(LCodeGen* generator) V8_OVERRIDE; 1525 virtual const char* Mnemonic() const V8_OVERRIDE; 1526 1527 private: 1528 Token::Value op_; 1529}; 1530 1531 1532class LReturn V8_FINAL : public LTemplateInstruction<0, 3, 0> { 1533 public: 1534 LReturn(LOperand* value, LOperand* context, LOperand* parameter_count) { 1535 inputs_[0] = value; 1536 inputs_[1] = context; 1537 inputs_[2] = parameter_count; 1538 } 1539 1540 LOperand* value() { return inputs_[0]; } 1541 1542 bool has_constant_parameter_count() { 1543 return parameter_count()->IsConstantOperand(); 1544 } 1545 LConstantOperand* constant_parameter_count() { 1546 ASSERT(has_constant_parameter_count()); 1547 return LConstantOperand::cast(parameter_count()); 1548 } 1549 LOperand* parameter_count() { return inputs_[2]; } 1550 1551 DECLARE_CONCRETE_INSTRUCTION(Return, "return") 1552}; 1553 1554 1555class LLoadNamedField V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1556 public: 1557 explicit LLoadNamedField(LOperand* object) { 1558 inputs_[0] = object; 1559 } 1560 1561 LOperand* object() { return inputs_[0]; } 1562 1563 DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field") 1564 DECLARE_HYDROGEN_ACCESSOR(LoadNamedField) 1565}; 1566 1567 1568class LLoadNamedGeneric V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1569 public: 1570 LLoadNamedGeneric(LOperand* context, LOperand* object) { 1571 inputs_[0] = context; 1572 inputs_[1] = object; 1573 } 1574 1575 LOperand* context() { return inputs_[0]; } 1576 LOperand* object() { return inputs_[1]; } 1577 1578 DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric, "load-named-generic") 1579 DECLARE_HYDROGEN_ACCESSOR(LoadNamedGeneric) 1580 1581 Handle<Object> name() const { return hydrogen()->name(); } 1582}; 1583 1584 1585class LLoadFunctionPrototype V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1586 public: 1587 explicit LLoadFunctionPrototype(LOperand* function) { 1588 inputs_[0] = function; 1589 } 1590 1591 LOperand* function() { return inputs_[0]; } 1592 1593 DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype") 1594 DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype) 1595}; 1596 1597 1598class LLoadRoot V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1599 public: 1600 DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root") 1601 DECLARE_HYDROGEN_ACCESSOR(LoadRoot) 1602 1603 Heap::RootListIndex index() const { return hydrogen()->index(); } 1604}; 1605 1606 1607class LLoadExternalArrayPointer V8_FINAL 1608 : public LTemplateInstruction<1, 1, 0> { 1609 public: 1610 explicit LLoadExternalArrayPointer(LOperand* object) { 1611 inputs_[0] = object; 1612 } 1613 1614 LOperand* object() { return inputs_[0]; } 1615 1616 DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer, 1617 "load-external-array-pointer") 1618}; 1619 1620 1621class LLoadKeyed V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1622 public: 1623 LLoadKeyed(LOperand* elements, LOperand* key) { 1624 inputs_[0] = elements; 1625 inputs_[1] = key; 1626 } 1627 1628 LOperand* elements() { return inputs_[0]; } 1629 LOperand* key() { return inputs_[1]; } 1630 ElementsKind elements_kind() const { 1631 return hydrogen()->elements_kind(); 1632 } 1633 bool is_external() const { 1634 return hydrogen()->is_external(); 1635 } 1636 1637 DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed") 1638 DECLARE_HYDROGEN_ACCESSOR(LoadKeyed) 1639 1640 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1641 uint32_t additional_index() const { return hydrogen()->index_offset(); } 1642}; 1643 1644 1645class LLoadKeyedGeneric V8_FINAL : public LTemplateInstruction<1, 3, 0> { 1646 public: 1647 LLoadKeyedGeneric(LOperand* context, LOperand* object, LOperand* key) { 1648 inputs_[0] = context; 1649 inputs_[1] = object; 1650 inputs_[2] = key; 1651 } 1652 1653 LOperand* context() { return inputs_[0]; } 1654 LOperand* object() { return inputs_[1]; } 1655 LOperand* key() { return inputs_[2]; } 1656 1657 DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic") 1658}; 1659 1660 1661class LLoadGlobalCell V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1662 public: 1663 DECLARE_CONCRETE_INSTRUCTION(LoadGlobalCell, "load-global-cell") 1664 DECLARE_HYDROGEN_ACCESSOR(LoadGlobalCell) 1665}; 1666 1667 1668class LLoadGlobalGeneric V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1669 public: 1670 LLoadGlobalGeneric(LOperand* context, LOperand* global_object) { 1671 inputs_[0] = context; 1672 inputs_[1] = global_object; 1673 } 1674 1675 LOperand* context() { return inputs_[0]; } 1676 LOperand* global_object() { return inputs_[1]; } 1677 1678 DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric, "load-global-generic") 1679 DECLARE_HYDROGEN_ACCESSOR(LoadGlobalGeneric) 1680 1681 Handle<Object> name() const { return hydrogen()->name(); } 1682 bool for_typeof() const { return hydrogen()->for_typeof(); } 1683}; 1684 1685 1686class LStoreGlobalCell V8_FINAL : public LTemplateInstruction<0, 1, 1> { 1687 public: 1688 LStoreGlobalCell(LOperand* value, LOperand* temp) { 1689 inputs_[0] = value; 1690 temps_[0] = temp; 1691 } 1692 1693 LOperand* value() { return inputs_[0]; } 1694 LOperand* temp() { return temps_[0]; } 1695 1696 DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell, "store-global-cell") 1697 DECLARE_HYDROGEN_ACCESSOR(StoreGlobalCell) 1698}; 1699 1700 1701class LStoreGlobalGeneric V8_FINAL : public LTemplateInstruction<0, 3, 0> { 1702 public: 1703 LStoreGlobalGeneric(LOperand* context, 1704 LOperand* global_object, 1705 LOperand* value) { 1706 inputs_[0] = context; 1707 inputs_[1] = global_object; 1708 inputs_[2] = value; 1709 } 1710 1711 LOperand* context() { return inputs_[0]; } 1712 LOperand* global_object() { return inputs_[1]; } 1713 LOperand* value() { return inputs_[2]; } 1714 1715 DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric, "store-global-generic") 1716 DECLARE_HYDROGEN_ACCESSOR(StoreGlobalGeneric) 1717 1718 Handle<Object> name() const { return hydrogen()->name(); } 1719 StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); } 1720}; 1721 1722 1723class LLoadContextSlot V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1724 public: 1725 explicit LLoadContextSlot(LOperand* context) { 1726 inputs_[0] = context; 1727 } 1728 1729 LOperand* context() { return inputs_[0]; } 1730 1731 DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot, "load-context-slot") 1732 DECLARE_HYDROGEN_ACCESSOR(LoadContextSlot) 1733 1734 int slot_index() { return hydrogen()->slot_index(); } 1735 1736 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1737}; 1738 1739 1740class LStoreContextSlot V8_FINAL : public LTemplateInstruction<0, 2, 0> { 1741 public: 1742 LStoreContextSlot(LOperand* context, LOperand* value) { 1743 inputs_[0] = context; 1744 inputs_[1] = value; 1745 } 1746 1747 LOperand* context() { return inputs_[0]; } 1748 LOperand* value() { return inputs_[1]; } 1749 1750 DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot, "store-context-slot") 1751 DECLARE_HYDROGEN_ACCESSOR(StoreContextSlot) 1752 1753 int slot_index() { return hydrogen()->slot_index(); } 1754 1755 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1756}; 1757 1758 1759class LPushArgument V8_FINAL : public LTemplateInstruction<0, 1, 0> { 1760 public: 1761 explicit LPushArgument(LOperand* value) { 1762 inputs_[0] = value; 1763 } 1764 1765 LOperand* value() { return inputs_[0]; } 1766 1767 DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument") 1768}; 1769 1770 1771class LDrop V8_FINAL : public LTemplateInstruction<0, 0, 0> { 1772 public: 1773 explicit LDrop(int count) : count_(count) { } 1774 1775 int count() const { return count_; } 1776 1777 DECLARE_CONCRETE_INSTRUCTION(Drop, "drop") 1778 1779 private: 1780 int count_; 1781}; 1782 1783 1784class LStoreCodeEntry V8_FINAL: public LTemplateInstruction<0, 1, 1> { 1785 public: 1786 LStoreCodeEntry(LOperand* function, LOperand* code_object) { 1787 inputs_[0] = function; 1788 temps_[0] = code_object; 1789 } 1790 1791 LOperand* function() { return inputs_[0]; } 1792 LOperand* code_object() { return temps_[0]; } 1793 1794 virtual void PrintDataTo(StringStream* stream); 1795 1796 DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry, "store-code-entry") 1797 DECLARE_HYDROGEN_ACCESSOR(StoreCodeEntry) 1798}; 1799 1800 1801class LInnerAllocatedObject V8_FINAL: public LTemplateInstruction<1, 2, 0> { 1802 public: 1803 LInnerAllocatedObject(LOperand* base_object, LOperand* offset) { 1804 inputs_[0] = base_object; 1805 inputs_[1] = offset; 1806 } 1807 1808 LOperand* base_object() const { return inputs_[0]; } 1809 LOperand* offset() const { return inputs_[1]; } 1810 1811 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1812 1813 DECLARE_CONCRETE_INSTRUCTION(InnerAllocatedObject, "inner-allocated-object") 1814}; 1815 1816 1817class LThisFunction V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1818 public: 1819 DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function") 1820 DECLARE_HYDROGEN_ACCESSOR(ThisFunction) 1821}; 1822 1823 1824class LContext V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1825 public: 1826 DECLARE_CONCRETE_INSTRUCTION(Context, "context") 1827 DECLARE_HYDROGEN_ACCESSOR(Context) 1828}; 1829 1830 1831class LOuterContext V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1832 public: 1833 explicit LOuterContext(LOperand* context) { 1834 inputs_[0] = context; 1835 } 1836 1837 LOperand* context() { return inputs_[0]; } 1838 1839 DECLARE_CONCRETE_INSTRUCTION(OuterContext, "outer-context") 1840}; 1841 1842 1843class LDeclareGlobals V8_FINAL : public LTemplateInstruction<0, 1, 0> { 1844 public: 1845 explicit LDeclareGlobals(LOperand* context) { 1846 inputs_[0] = context; 1847 } 1848 1849 LOperand* context() { return inputs_[0]; } 1850 1851 DECLARE_CONCRETE_INSTRUCTION(DeclareGlobals, "declare-globals") 1852 DECLARE_HYDROGEN_ACCESSOR(DeclareGlobals) 1853}; 1854 1855 1856class LGlobalObject V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1857 public: 1858 explicit LGlobalObject(LOperand* context) { 1859 inputs_[0] = context; 1860 } 1861 1862 DECLARE_CONCRETE_INSTRUCTION(GlobalObject, "global-object") 1863 1864 LOperand* context() { return inputs_[0]; } 1865}; 1866 1867 1868class LGlobalReceiver V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1869 public: 1870 explicit LGlobalReceiver(LOperand* global_object) { 1871 inputs_[0] = global_object; 1872 } 1873 1874 LOperand* global_object() { return inputs_[0]; } 1875 1876 DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver, "global-receiver") 1877}; 1878 1879 1880class LCallConstantFunction V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1881 public: 1882 DECLARE_CONCRETE_INSTRUCTION(CallConstantFunction, "call-constant-function") 1883 DECLARE_HYDROGEN_ACCESSOR(CallConstantFunction) 1884 1885 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1886 1887 Handle<JSFunction> function() { return hydrogen()->function(); } 1888 int arity() const { return hydrogen()->argument_count() - 1; } 1889}; 1890 1891 1892class LInvokeFunction V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1893 public: 1894 LInvokeFunction(LOperand* context, LOperand* function) { 1895 inputs_[0] = context; 1896 inputs_[1] = function; 1897 } 1898 1899 LOperand* context() { return inputs_[0]; } 1900 LOperand* function() { return inputs_[1]; } 1901 1902 DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function") 1903 DECLARE_HYDROGEN_ACCESSOR(InvokeFunction) 1904 1905 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1906 1907 int arity() const { return hydrogen()->argument_count() - 1; } 1908}; 1909 1910 1911class LCallKeyed V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1912 public: 1913 LCallKeyed(LOperand* context, LOperand* key) { 1914 inputs_[0] = context; 1915 inputs_[1] = key; 1916 } 1917 1918 LOperand* context() { return inputs_[0]; } 1919 LOperand* key() { return inputs_[1]; } 1920 1921 DECLARE_CONCRETE_INSTRUCTION(CallKeyed, "call-keyed") 1922 DECLARE_HYDROGEN_ACCESSOR(CallKeyed) 1923 1924 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1925 1926 int arity() const { return hydrogen()->argument_count() - 1; } 1927}; 1928 1929 1930 1931class LCallNamed V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1932 public: 1933 explicit LCallNamed(LOperand* context) { 1934 inputs_[0] = context; 1935 } 1936 1937 LOperand* context() { return inputs_[0]; } 1938 1939 DECLARE_CONCRETE_INSTRUCTION(CallNamed, "call-named") 1940 DECLARE_HYDROGEN_ACCESSOR(CallNamed) 1941 1942 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1943 1944 Handle<String> name() const { return hydrogen()->name(); } 1945 int arity() const { return hydrogen()->argument_count() - 1; } 1946}; 1947 1948 1949class LCallFunction V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1950 public: 1951 LCallFunction(LOperand* context, LOperand* function) { 1952 inputs_[0] = context; 1953 inputs_[1] = function; 1954 } 1955 1956 LOperand* context() { return inputs_[0]; } 1957 LOperand* function() { return inputs_[1]; } 1958 1959 DECLARE_CONCRETE_INSTRUCTION(CallFunction, "call-function") 1960 DECLARE_HYDROGEN_ACCESSOR(CallFunction) 1961 1962 int arity() const { return hydrogen()->argument_count() - 1; } 1963}; 1964 1965 1966class LCallGlobal V8_FINAL : public LTemplateInstruction<1, 1, 0> { 1967 public: 1968 explicit LCallGlobal(LOperand* context) { 1969 inputs_[0] = context; 1970 } 1971 1972 LOperand* context() { return inputs_[0]; } 1973 1974 DECLARE_CONCRETE_INSTRUCTION(CallGlobal, "call-global") 1975 DECLARE_HYDROGEN_ACCESSOR(CallGlobal) 1976 1977 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1978 1979 Handle<String> name() const {return hydrogen()->name(); } 1980 int arity() const { return hydrogen()->argument_count() - 1; } 1981}; 1982 1983 1984class LCallKnownGlobal V8_FINAL : public LTemplateInstruction<1, 0, 0> { 1985 public: 1986 DECLARE_CONCRETE_INSTRUCTION(CallKnownGlobal, "call-known-global") 1987 DECLARE_HYDROGEN_ACCESSOR(CallKnownGlobal) 1988 1989 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 1990 1991 int arity() const { return hydrogen()->argument_count() - 1; } 1992}; 1993 1994 1995class LCallNew V8_FINAL : public LTemplateInstruction<1, 2, 0> { 1996 public: 1997 LCallNew(LOperand* context, LOperand* constructor) { 1998 inputs_[0] = context; 1999 inputs_[1] = constructor; 2000 } 2001 2002 LOperand* context() { return inputs_[0]; } 2003 LOperand* constructor() { return inputs_[1]; } 2004 2005 DECLARE_CONCRETE_INSTRUCTION(CallNew, "call-new") 2006 DECLARE_HYDROGEN_ACCESSOR(CallNew) 2007 2008 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2009 2010 int arity() const { return hydrogen()->argument_count() - 1; } 2011}; 2012 2013 2014class LCallNewArray V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2015 public: 2016 LCallNewArray(LOperand* context, LOperand* constructor) { 2017 inputs_[0] = context; 2018 inputs_[1] = constructor; 2019 } 2020 2021 LOperand* context() { return inputs_[0]; } 2022 LOperand* constructor() { return inputs_[1]; } 2023 2024 DECLARE_CONCRETE_INSTRUCTION(CallNewArray, "call-new-array") 2025 DECLARE_HYDROGEN_ACCESSOR(CallNewArray) 2026 2027 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2028 2029 int arity() const { return hydrogen()->argument_count() - 1; } 2030}; 2031 2032 2033class LCallRuntime V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2034 public: 2035 explicit LCallRuntime(LOperand* context) { 2036 inputs_[0] = context; 2037 } 2038 2039 LOperand* context() { return inputs_[0]; } 2040 2041 DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime") 2042 DECLARE_HYDROGEN_ACCESSOR(CallRuntime) 2043 2044 virtual bool ClobbersDoubleRegisters() const V8_OVERRIDE { 2045 return save_doubles() == kDontSaveFPRegs; 2046 } 2047 2048 const Runtime::Function* function() const { return hydrogen()->function(); } 2049 int arity() const { return hydrogen()->argument_count(); } 2050 SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); } 2051}; 2052 2053 2054class LInteger32ToDouble V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2055 public: 2056 explicit LInteger32ToDouble(LOperand* value) { 2057 inputs_[0] = value; 2058 } 2059 2060 LOperand* value() { return inputs_[0]; } 2061 2062 DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double") 2063}; 2064 2065 2066class LInteger32ToSmi V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2067 public: 2068 explicit LInteger32ToSmi(LOperand* value) { 2069 inputs_[0] = value; 2070 } 2071 2072 LOperand* value() { return inputs_[0]; } 2073 2074 DECLARE_CONCRETE_INSTRUCTION(Integer32ToSmi, "int32-to-smi") 2075 DECLARE_HYDROGEN_ACCESSOR(Change) 2076}; 2077 2078 2079class LUint32ToDouble V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2080 public: 2081 explicit LUint32ToDouble(LOperand* value) { 2082 inputs_[0] = value; 2083 } 2084 2085 LOperand* value() { return inputs_[0]; } 2086 2087 DECLARE_CONCRETE_INSTRUCTION(Uint32ToDouble, "uint32-to-double") 2088}; 2089 2090 2091class LUint32ToSmi V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2092 public: 2093 explicit LUint32ToSmi(LOperand* value) { 2094 inputs_[0] = value; 2095 } 2096 2097 LOperand* value() { return inputs_[0]; } 2098 2099 DECLARE_CONCRETE_INSTRUCTION(Uint32ToSmi, "uint32-to-smi") 2100 DECLARE_HYDROGEN_ACCESSOR(Change) 2101}; 2102 2103 2104class LNumberTagI V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2105 public: 2106 explicit LNumberTagI(LOperand* value) { 2107 inputs_[0] = value; 2108 } 2109 2110 LOperand* value() { return inputs_[0]; } 2111 2112 DECLARE_CONCRETE_INSTRUCTION(NumberTagI, "number-tag-i") 2113}; 2114 2115 2116class LNumberTagU V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2117 public: 2118 explicit LNumberTagU(LOperand* value) { 2119 inputs_[0] = value; 2120 } 2121 2122 LOperand* value() { return inputs_[0]; } 2123 2124 DECLARE_CONCRETE_INSTRUCTION(NumberTagU, "number-tag-u") 2125}; 2126 2127 2128class LNumberTagD V8_FINAL : public LTemplateInstruction<1, 1, 2> { 2129 public: 2130 LNumberTagD(LOperand* value, LOperand* temp, LOperand* temp2) { 2131 inputs_[0] = value; 2132 temps_[0] = temp; 2133 temps_[1] = temp2; 2134 } 2135 2136 LOperand* value() { return inputs_[0]; } 2137 LOperand* temp() { return temps_[0]; } 2138 LOperand* temp2() { return temps_[1]; } 2139 2140 DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d") 2141 DECLARE_HYDROGEN_ACCESSOR(Change) 2142}; 2143 2144 2145class LDoubleToSmi V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2146 public: 2147 explicit LDoubleToSmi(LOperand* value) { 2148 inputs_[0] = value; 2149 } 2150 2151 LOperand* value() { return inputs_[0]; } 2152 2153 DECLARE_CONCRETE_INSTRUCTION(DoubleToSmi, "double-to-smi") 2154 DECLARE_HYDROGEN_ACCESSOR(UnaryOperation) 2155 2156 bool truncating() { return hydrogen()->CanTruncateToInt32(); } 2157}; 2158 2159 2160// Sometimes truncating conversion from a tagged value to an int32. 2161class LDoubleToI V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2162 public: 2163 explicit LDoubleToI(LOperand* value) { 2164 inputs_[0] = value; 2165 } 2166 2167 LOperand* value() { return inputs_[0]; } 2168 2169 DECLARE_CONCRETE_INSTRUCTION(DoubleToI, "double-to-i") 2170 DECLARE_HYDROGEN_ACCESSOR(UnaryOperation) 2171 2172 bool truncating() { return hydrogen()->CanTruncateToInt32(); } 2173}; 2174 2175 2176// Truncating conversion from a tagged value to an int32. 2177class LTaggedToI V8_FINAL : public LTemplateInstruction<1, 1, 2> { 2178 public: 2179 LTaggedToI(LOperand* value, 2180 LOperand* temp, 2181 LOperand* temp2) { 2182 inputs_[0] = value; 2183 temps_[0] = temp; 2184 temps_[1] = temp2; 2185 } 2186 2187 LOperand* value() { return inputs_[0]; } 2188 LOperand* temp() { return temps_[0]; } 2189 LOperand* temp2() { return temps_[1]; } 2190 2191 DECLARE_CONCRETE_INSTRUCTION(TaggedToI, "tagged-to-i") 2192 DECLARE_HYDROGEN_ACCESSOR(Change) 2193 2194 bool truncating() { return hydrogen()->CanTruncateToInt32(); } 2195}; 2196 2197 2198class LSmiTag V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2199 public: 2200 explicit LSmiTag(LOperand* value) { 2201 inputs_[0] = value; 2202 } 2203 2204 LOperand* value() { return inputs_[0]; } 2205 2206 DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag") 2207}; 2208 2209 2210class LNumberUntagD V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2211 public: 2212 explicit LNumberUntagD(LOperand* value) { 2213 inputs_[0] = value; 2214 } 2215 2216 LOperand* value() { return inputs_[0]; } 2217 2218 DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag") 2219 DECLARE_HYDROGEN_ACCESSOR(Change) 2220}; 2221 2222 2223class LSmiUntag V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2224 public: 2225 LSmiUntag(LOperand* value, bool needs_check) 2226 : needs_check_(needs_check) { 2227 inputs_[0] = value; 2228 } 2229 2230 LOperand* value() { return inputs_[0]; } 2231 bool needs_check() const { return needs_check_; } 2232 2233 DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag") 2234 2235 private: 2236 bool needs_check_; 2237}; 2238 2239 2240class LStoreNamedField V8_FINAL : public LTemplateInstruction<0, 2, 1> { 2241 public: 2242 LStoreNamedField(LOperand* object, LOperand* value, LOperand* temp) { 2243 inputs_[0] = object; 2244 inputs_[1] = value; 2245 temps_[0] = temp; 2246 } 2247 2248 LOperand* object() { return inputs_[0]; } 2249 LOperand* value() { return inputs_[1]; } 2250 LOperand* temp() { return temps_[0]; } 2251 2252 DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field") 2253 DECLARE_HYDROGEN_ACCESSOR(StoreNamedField) 2254 2255 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2256 2257 Handle<Map> transition() const { return hydrogen()->transition_map(); } 2258 Representation representation() const { 2259 return hydrogen()->field_representation(); 2260 } 2261}; 2262 2263 2264class LStoreNamedGeneric V8_FINAL : public LTemplateInstruction<0, 3, 0> { 2265 public: 2266 LStoreNamedGeneric(LOperand* context, LOperand* object, LOperand* value) { 2267 inputs_[0] = context; 2268 inputs_[1] = object; 2269 inputs_[2] = value; 2270 } 2271 2272 LOperand* context() { return inputs_[0]; } 2273 LOperand* object() { return inputs_[1]; } 2274 LOperand* value() { return inputs_[2]; } 2275 2276 DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic") 2277 DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric) 2278 2279 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2280 2281 Handle<Object> name() const { return hydrogen()->name(); } 2282 StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); } 2283}; 2284 2285 2286class LStoreKeyed V8_FINAL : public LTemplateInstruction<0, 3, 0> { 2287 public: 2288 LStoreKeyed(LOperand* object, LOperand* key, LOperand* value) { 2289 inputs_[0] = object; 2290 inputs_[1] = key; 2291 inputs_[2] = value; 2292 } 2293 2294 bool is_external() const { return hydrogen()->is_external(); } 2295 LOperand* elements() { return inputs_[0]; } 2296 LOperand* key() { return inputs_[1]; } 2297 LOperand* value() { return inputs_[2]; } 2298 ElementsKind elements_kind() const { 2299 return hydrogen()->elements_kind(); 2300 } 2301 2302 DECLARE_CONCRETE_INSTRUCTION(StoreKeyed, "store-keyed") 2303 DECLARE_HYDROGEN_ACCESSOR(StoreKeyed) 2304 2305 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2306 bool NeedsCanonicalization() { 2307 if (hydrogen()->value()->IsAdd() || hydrogen()->value()->IsSub() || 2308 hydrogen()->value()->IsMul() || hydrogen()->value()->IsDiv()) { 2309 return false; 2310 } 2311 return hydrogen()->NeedsCanonicalization(); 2312 } 2313 uint32_t additional_index() const { return hydrogen()->index_offset(); } 2314}; 2315 2316 2317class LStoreKeyedGeneric V8_FINAL : public LTemplateInstruction<0, 4, 0> { 2318 public: 2319 LStoreKeyedGeneric(LOperand* context, 2320 LOperand* obj, 2321 LOperand* key, 2322 LOperand* value) { 2323 inputs_[0] = context; 2324 inputs_[1] = obj; 2325 inputs_[2] = key; 2326 inputs_[3] = value; 2327 } 2328 2329 LOperand* context() { return inputs_[0]; } 2330 LOperand* object() { return inputs_[1]; } 2331 LOperand* key() { return inputs_[2]; } 2332 LOperand* value() { return inputs_[3]; } 2333 2334 DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic") 2335 DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric) 2336 2337 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2338 2339 StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); } 2340}; 2341 2342 2343class LTransitionElementsKind V8_FINAL : public LTemplateInstruction<0, 2, 1> { 2344 public: 2345 LTransitionElementsKind(LOperand* object, 2346 LOperand* context, 2347 LOperand* new_map_temp) { 2348 inputs_[0] = object; 2349 inputs_[1] = context; 2350 temps_[0] = new_map_temp; 2351 } 2352 2353 LOperand* context() { return inputs_[1]; } 2354 LOperand* object() { return inputs_[0]; } 2355 LOperand* new_map_temp() { return temps_[0]; } 2356 2357 DECLARE_CONCRETE_INSTRUCTION(TransitionElementsKind, 2358 "transition-elements-kind") 2359 DECLARE_HYDROGEN_ACCESSOR(TransitionElementsKind) 2360 2361 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2362 2363 Handle<Map> original_map() { return hydrogen()->original_map().handle(); } 2364 Handle<Map> transitioned_map() { 2365 return hydrogen()->transitioned_map().handle(); 2366 } 2367 ElementsKind from_kind() { return hydrogen()->from_kind(); } 2368 ElementsKind to_kind() { return hydrogen()->to_kind(); } 2369}; 2370 2371 2372class LTrapAllocationMemento V8_FINAL : public LTemplateInstruction<0, 1, 1> { 2373 public: 2374 LTrapAllocationMemento(LOperand* object, 2375 LOperand* temp) { 2376 inputs_[0] = object; 2377 temps_[0] = temp; 2378 } 2379 2380 LOperand* object() { return inputs_[0]; } 2381 LOperand* temp() { return temps_[0]; } 2382 2383 DECLARE_CONCRETE_INSTRUCTION(TrapAllocationMemento, 2384 "trap-allocation-memento") 2385}; 2386 2387 2388class LStringAdd V8_FINAL : public LTemplateInstruction<1, 3, 0> { 2389 public: 2390 LStringAdd(LOperand* context, LOperand* left, LOperand* right) { 2391 inputs_[0] = context; 2392 inputs_[1] = left; 2393 inputs_[2] = right; 2394 } 2395 2396 LOperand* context() { return inputs_[0]; } 2397 LOperand* left() { return inputs_[1]; } 2398 LOperand* right() { return inputs_[2]; } 2399 2400 DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add") 2401 DECLARE_HYDROGEN_ACCESSOR(StringAdd) 2402}; 2403 2404 2405 2406class LStringCharCodeAt V8_FINAL : public LTemplateInstruction<1, 3, 0> { 2407 public: 2408 LStringCharCodeAt(LOperand* context, LOperand* string, LOperand* index) { 2409 inputs_[0] = context; 2410 inputs_[1] = string; 2411 inputs_[2] = index; 2412 } 2413 2414 LOperand* context() { return inputs_[0]; } 2415 LOperand* string() { return inputs_[1]; } 2416 LOperand* index() { return inputs_[2]; } 2417 2418 DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at") 2419 DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt) 2420}; 2421 2422 2423class LStringCharFromCode V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2424 public: 2425 explicit LStringCharFromCode(LOperand* context, LOperand* char_code) { 2426 inputs_[0] = context; 2427 inputs_[1] = char_code; 2428 } 2429 2430 LOperand* context() { return inputs_[0]; } 2431 LOperand* char_code() { return inputs_[1]; } 2432 2433 DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode, "string-char-from-code") 2434 DECLARE_HYDROGEN_ACCESSOR(StringCharFromCode) 2435}; 2436 2437 2438class LCheckValue V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2439 public: 2440 explicit LCheckValue(LOperand* value) { 2441 inputs_[0] = value; 2442 } 2443 2444 LOperand* value() { return inputs_[0]; } 2445 2446 DECLARE_CONCRETE_INSTRUCTION(CheckValue, "check-value") 2447 DECLARE_HYDROGEN_ACCESSOR(CheckValue) 2448}; 2449 2450 2451class LCheckInstanceType V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2452 public: 2453 explicit LCheckInstanceType(LOperand* value) { 2454 inputs_[0] = value; 2455 } 2456 2457 LOperand* value() { return inputs_[0]; } 2458 2459 DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type") 2460 DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType) 2461}; 2462 2463 2464class LCheckMaps V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2465 public: 2466 explicit LCheckMaps(LOperand* value) { 2467 inputs_[0] = value; 2468 } 2469 2470 LOperand* value() { return inputs_[0]; } 2471 2472 DECLARE_CONCRETE_INSTRUCTION(CheckMaps, "check-maps") 2473 DECLARE_HYDROGEN_ACCESSOR(CheckMaps) 2474}; 2475 2476 2477class LCheckSmi V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2478 public: 2479 explicit LCheckSmi(LOperand* value) { 2480 inputs_[0] = value; 2481 } 2482 2483 LOperand* value() { return inputs_[0]; } 2484 2485 DECLARE_CONCRETE_INSTRUCTION(CheckSmi, "check-smi") 2486}; 2487 2488 2489class LCheckNonSmi V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2490 public: 2491 explicit LCheckNonSmi(LOperand* value) { 2492 inputs_[0] = value; 2493 } 2494 2495 LOperand* value() { return inputs_[0]; } 2496 2497 DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi, "check-non-smi") 2498 DECLARE_HYDROGEN_ACCESSOR(CheckHeapObject) 2499}; 2500 2501 2502class LClampDToUint8 V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2503 public: 2504 explicit LClampDToUint8(LOperand* unclamped) { 2505 inputs_[0] = unclamped; 2506 } 2507 2508 LOperand* unclamped() { return inputs_[0]; } 2509 2510 DECLARE_CONCRETE_INSTRUCTION(ClampDToUint8, "clamp-d-to-uint8") 2511}; 2512 2513 2514class LClampIToUint8 V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2515 public: 2516 explicit LClampIToUint8(LOperand* unclamped) { 2517 inputs_[0] = unclamped; 2518 } 2519 2520 LOperand* unclamped() { return inputs_[0]; } 2521 2522 DECLARE_CONCRETE_INSTRUCTION(ClampIToUint8, "clamp-i-to-uint8") 2523}; 2524 2525 2526class LClampTToUint8 V8_FINAL : public LTemplateInstruction<1, 1, 1> { 2527 public: 2528 LClampTToUint8(LOperand* unclamped, LOperand* temp) { 2529 inputs_[0] = unclamped; 2530 temps_[0] = temp; 2531 } 2532 2533 LOperand* unclamped() { return inputs_[0]; } 2534 LOperand* temp() { return temps_[0]; } 2535 2536 DECLARE_CONCRETE_INSTRUCTION(ClampTToUint8, "clamp-t-to-uint8") 2537}; 2538 2539 2540class LAllocate V8_FINAL : public LTemplateInstruction<1, 2, 2> { 2541 public: 2542 LAllocate(LOperand* context, 2543 LOperand* size, 2544 LOperand* temp1, 2545 LOperand* temp2) { 2546 inputs_[0] = context; 2547 inputs_[1] = size; 2548 temps_[0] = temp1; 2549 temps_[1] = temp2; 2550 } 2551 2552 LOperand* context() { return inputs_[0]; } 2553 LOperand* size() { return inputs_[1]; } 2554 LOperand* temp1() { return temps_[0]; } 2555 LOperand* temp2() { return temps_[1]; } 2556 2557 DECLARE_CONCRETE_INSTRUCTION(Allocate, "allocate") 2558 DECLARE_HYDROGEN_ACCESSOR(Allocate) 2559}; 2560 2561 2562class LRegExpLiteral V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2563 public: 2564 explicit LRegExpLiteral(LOperand* context) { 2565 inputs_[0] = context; 2566 } 2567 2568 LOperand* context() { return inputs_[0]; } 2569 2570 DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral, "regexp-literal") 2571 DECLARE_HYDROGEN_ACCESSOR(RegExpLiteral) 2572}; 2573 2574 2575class LFunctionLiteral V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2576 public: 2577 explicit LFunctionLiteral(LOperand* context) { 2578 inputs_[0] = context; 2579 } 2580 2581 LOperand* context() { return inputs_[0]; } 2582 2583 DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral, "function-literal") 2584 DECLARE_HYDROGEN_ACCESSOR(FunctionLiteral) 2585}; 2586 2587 2588class LToFastProperties V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2589 public: 2590 explicit LToFastProperties(LOperand* value) { 2591 inputs_[0] = value; 2592 } 2593 2594 LOperand* value() { return inputs_[0]; } 2595 2596 DECLARE_CONCRETE_INSTRUCTION(ToFastProperties, "to-fast-properties") 2597 DECLARE_HYDROGEN_ACCESSOR(ToFastProperties) 2598}; 2599 2600 2601class LTypeof V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2602 public: 2603 LTypeof(LOperand* context, LOperand* value) { 2604 inputs_[0] = context; 2605 inputs_[1] = value; 2606 } 2607 2608 LOperand* context() { return inputs_[0]; } 2609 LOperand* value() { return inputs_[1]; } 2610 2611 DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof") 2612}; 2613 2614 2615class LTypeofIsAndBranch V8_FINAL : public LControlInstruction<1, 0> { 2616 public: 2617 explicit LTypeofIsAndBranch(LOperand* value) { 2618 inputs_[0] = value; 2619 } 2620 2621 LOperand* value() { return inputs_[0]; } 2622 2623 DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch, "typeof-is-and-branch") 2624 DECLARE_HYDROGEN_ACCESSOR(TypeofIsAndBranch) 2625 2626 Handle<String> type_literal() { return hydrogen()->type_literal(); } 2627 2628 virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE; 2629}; 2630 2631 2632class LIsConstructCallAndBranch V8_FINAL : public LControlInstruction<0, 1> { 2633 public: 2634 explicit LIsConstructCallAndBranch(LOperand* temp) { 2635 temps_[0] = temp; 2636 } 2637 2638 LOperand* temp() { return temps_[0]; } 2639 2640 DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch, 2641 "is-construct-call-and-branch") 2642}; 2643 2644 2645class LOsrEntry V8_FINAL : public LTemplateInstruction<0, 0, 0> { 2646 public: 2647 LOsrEntry() {} 2648 2649 virtual bool HasInterestingComment(LCodeGen* gen) const V8_OVERRIDE { 2650 return false; 2651 } 2652 DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry") 2653}; 2654 2655 2656class LStackCheck V8_FINAL : public LTemplateInstruction<0, 1, 0> { 2657 public: 2658 explicit LStackCheck(LOperand* context) { 2659 inputs_[0] = context; 2660 } 2661 2662 LOperand* context() { return inputs_[0]; } 2663 2664 DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check") 2665 DECLARE_HYDROGEN_ACCESSOR(StackCheck) 2666 2667 Label* done_label() { return &done_label_; } 2668 2669 private: 2670 Label done_label_; 2671}; 2672 2673 2674class LForInPrepareMap V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2675 public: 2676 LForInPrepareMap(LOperand* context, LOperand* object) { 2677 inputs_[0] = context; 2678 inputs_[1] = object; 2679 } 2680 2681 LOperand* context() { return inputs_[0]; } 2682 LOperand* object() { return inputs_[1]; } 2683 2684 DECLARE_CONCRETE_INSTRUCTION(ForInPrepareMap, "for-in-prepare-map") 2685}; 2686 2687 2688class LForInCacheArray V8_FINAL : public LTemplateInstruction<1, 1, 0> { 2689 public: 2690 explicit LForInCacheArray(LOperand* map) { 2691 inputs_[0] = map; 2692 } 2693 2694 LOperand* map() { return inputs_[0]; } 2695 2696 DECLARE_CONCRETE_INSTRUCTION(ForInCacheArray, "for-in-cache-array") 2697 2698 int idx() { 2699 return HForInCacheArray::cast(this->hydrogen_value())->idx(); 2700 } 2701}; 2702 2703 2704class LCheckMapValue V8_FINAL : public LTemplateInstruction<0, 2, 0> { 2705 public: 2706 LCheckMapValue(LOperand* value, LOperand* map) { 2707 inputs_[0] = value; 2708 inputs_[1] = map; 2709 } 2710 2711 LOperand* value() { return inputs_[0]; } 2712 LOperand* map() { return inputs_[1]; } 2713 2714 DECLARE_CONCRETE_INSTRUCTION(CheckMapValue, "check-map-value") 2715}; 2716 2717 2718class LLoadFieldByIndex V8_FINAL : public LTemplateInstruction<1, 2, 0> { 2719 public: 2720 LLoadFieldByIndex(LOperand* object, LOperand* index) { 2721 inputs_[0] = object; 2722 inputs_[1] = index; 2723 } 2724 2725 LOperand* object() { return inputs_[0]; } 2726 LOperand* index() { return inputs_[1]; } 2727 2728 DECLARE_CONCRETE_INSTRUCTION(LoadFieldByIndex, "load-field-by-index") 2729}; 2730 2731 2732class LChunkBuilder; 2733class LPlatformChunk V8_FINAL : public LChunk { 2734 public: 2735 LPlatformChunk(CompilationInfo* info, HGraph* graph) 2736 : LChunk(info, graph) { } 2737 2738 int GetNextSpillIndex(RegisterKind kind); 2739 LOperand* GetNextSpillSlot(RegisterKind kind); 2740}; 2741 2742 2743class LChunkBuilder V8_FINAL BASE_EMBEDDED { 2744 public: 2745 LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator) 2746 : chunk_(NULL), 2747 info_(info), 2748 graph_(graph), 2749 zone_(graph->zone()), 2750 status_(UNUSED), 2751 current_instruction_(NULL), 2752 current_block_(NULL), 2753 next_block_(NULL), 2754 argument_count_(0), 2755 allocator_(allocator), 2756 position_(RelocInfo::kNoPosition), 2757 instruction_pending_deoptimization_environment_(NULL), 2758 pending_deoptimization_ast_id_(BailoutId::None()) { } 2759 2760 // Build the sequence for the graph. 2761 LPlatformChunk* Build(); 2762 2763 LInstruction* CheckElideControlInstruction(HControlInstruction* instr); 2764 2765 // Declare methods that deal with the individual node types. 2766#define DECLARE_DO(type) LInstruction* Do##type(H##type* node); 2767 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO) 2768#undef DECLARE_DO 2769 2770 LInstruction* DoMultiplyAdd(HMul* mul, HValue* addend); 2771 LInstruction* DoMultiplySub(HValue* minuend, HMul* mul); 2772 LInstruction* DoRSub(HSub* instr); 2773 2774 static bool HasMagicNumberForDivisor(int32_t divisor); 2775 static HValue* SimplifiedDivisorForMathFloorOfDiv(HValue* val); 2776 2777 LInstruction* DoMathFloor(HUnaryMathOperation* instr); 2778 LInstruction* DoMathRound(HUnaryMathOperation* instr); 2779 LInstruction* DoMathAbs(HUnaryMathOperation* instr); 2780 LInstruction* DoMathLog(HUnaryMathOperation* instr); 2781 LInstruction* DoMathSin(HUnaryMathOperation* instr); 2782 LInstruction* DoMathCos(HUnaryMathOperation* instr); 2783 LInstruction* DoMathTan(HUnaryMathOperation* instr); 2784 LInstruction* DoMathExp(HUnaryMathOperation* instr); 2785 LInstruction* DoMathSqrt(HUnaryMathOperation* instr); 2786 LInstruction* DoMathPowHalf(HUnaryMathOperation* instr); 2787 2788 private: 2789 enum Status { 2790 UNUSED, 2791 BUILDING, 2792 DONE, 2793 ABORTED 2794 }; 2795 2796 LPlatformChunk* chunk() const { return chunk_; } 2797 CompilationInfo* info() const { return info_; } 2798 HGraph* graph() const { return graph_; } 2799 Zone* zone() const { return zone_; } 2800 2801 bool is_unused() const { return status_ == UNUSED; } 2802 bool is_building() const { return status_ == BUILDING; } 2803 bool is_done() const { return status_ == DONE; } 2804 bool is_aborted() const { return status_ == ABORTED; } 2805 2806 void Abort(BailoutReason reason); 2807 2808 // Methods for getting operands for Use / Define / Temp. 2809 LUnallocated* ToUnallocated(Register reg); 2810 LUnallocated* ToUnallocated(DoubleRegister reg); 2811 2812 // Methods for setting up define-use relationships. 2813 MUST_USE_RESULT LOperand* Use(HValue* value, LUnallocated* operand); 2814 MUST_USE_RESULT LOperand* UseFixed(HValue* value, Register fixed_register); 2815 MUST_USE_RESULT LOperand* UseFixedDouble(HValue* value, 2816 DoubleRegister fixed_register); 2817 2818 // A value that is guaranteed to be allocated to a register. 2819 // Operand created by UseRegister is guaranteed to be live until the end of 2820 // instruction. This means that register allocator will not reuse it's 2821 // register for any other operand inside instruction. 2822 // Operand created by UseRegisterAtStart is guaranteed to be live only at 2823 // instruction start. Register allocator is free to assign the same register 2824 // to some other operand used inside instruction (i.e. temporary or 2825 // output). 2826 MUST_USE_RESULT LOperand* UseRegister(HValue* value); 2827 MUST_USE_RESULT LOperand* UseRegisterAtStart(HValue* value); 2828 2829 // An input operand in a register that may be trashed. 2830 MUST_USE_RESULT LOperand* UseTempRegister(HValue* value); 2831 2832 // An input operand in a register or stack slot. 2833 MUST_USE_RESULT LOperand* Use(HValue* value); 2834 MUST_USE_RESULT LOperand* UseAtStart(HValue* value); 2835 2836 // An input operand in a register, stack slot or a constant operand. 2837 MUST_USE_RESULT LOperand* UseOrConstant(HValue* value); 2838 MUST_USE_RESULT LOperand* UseOrConstantAtStart(HValue* value); 2839 2840 // An input operand in a register or a constant operand. 2841 MUST_USE_RESULT LOperand* UseRegisterOrConstant(HValue* value); 2842 MUST_USE_RESULT LOperand* UseRegisterOrConstantAtStart(HValue* value); 2843 2844 // An input operand in a constant operand. 2845 MUST_USE_RESULT LOperand* UseConstant(HValue* value); 2846 2847 // An input operand in register, stack slot or a constant operand. 2848 // Will not be moved to a register even if one is freely available. 2849 MUST_USE_RESULT LOperand* UseAny(HValue* value); 2850 2851 // Temporary operand that must be in a register. 2852 MUST_USE_RESULT LUnallocated* TempRegister(); 2853 MUST_USE_RESULT LOperand* FixedTemp(Register reg); 2854 MUST_USE_RESULT LOperand* FixedTemp(DoubleRegister reg); 2855 2856 // Methods for setting up define-use relationships. 2857 // Return the same instruction that they are passed. 2858 template<int I, int T> 2859 LInstruction* Define(LTemplateInstruction<1, I, T>* instr, 2860 LUnallocated* result); 2861 template<int I, int T> 2862 LInstruction* DefineAsRegister(LTemplateInstruction<1, I, T>* instr); 2863 template<int I, int T> 2864 LInstruction* DefineAsSpilled(LTemplateInstruction<1, I, T>* instr, 2865 int index); 2866 template<int I, int T> 2867 LInstruction* DefineSameAsFirst(LTemplateInstruction<1, I, T>* instr); 2868 template<int I, int T> 2869 LInstruction* DefineFixed(LTemplateInstruction<1, I, T>* instr, 2870 Register reg); 2871 template<int I, int T> 2872 LInstruction* DefineFixedDouble(LTemplateInstruction<1, I, T>* instr, 2873 DoubleRegister reg); 2874 LInstruction* AssignEnvironment(LInstruction* instr); 2875 LInstruction* AssignPointerMap(LInstruction* instr); 2876 2877 enum CanDeoptimize { CAN_DEOPTIMIZE_EAGERLY, CANNOT_DEOPTIMIZE_EAGERLY }; 2878 2879 // By default we assume that instruction sequences generated for calls 2880 // cannot deoptimize eagerly and we do not attach environment to this 2881 // instruction. 2882 LInstruction* MarkAsCall( 2883 LInstruction* instr, 2884 HInstruction* hinstr, 2885 CanDeoptimize can_deoptimize = CANNOT_DEOPTIMIZE_EAGERLY); 2886 2887 LEnvironment* CreateEnvironment(HEnvironment* hydrogen_env, 2888 int* argument_index_accumulator, 2889 ZoneList<HValue*>* objects_to_materialize); 2890 2891 void VisitInstruction(HInstruction* current); 2892 2893 void DoBasicBlock(HBasicBlock* block, HBasicBlock* next_block); 2894 LInstruction* DoShift(Token::Value op, HBitwiseBinaryOperation* instr); 2895 LInstruction* DoArithmeticD(Token::Value op, 2896 HArithmeticBinaryOperation* instr); 2897 LInstruction* DoArithmeticT(Token::Value op, 2898 HBinaryOperation* instr); 2899 2900 LPlatformChunk* chunk_; 2901 CompilationInfo* info_; 2902 HGraph* const graph_; 2903 Zone* zone_; 2904 Status status_; 2905 HInstruction* current_instruction_; 2906 HBasicBlock* current_block_; 2907 HBasicBlock* next_block_; 2908 int argument_count_; 2909 LAllocator* allocator_; 2910 int position_; 2911 LInstruction* instruction_pending_deoptimization_environment_; 2912 BailoutId pending_deoptimization_ast_id_; 2913 2914 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder); 2915}; 2916 2917#undef DECLARE_HYDROGEN_ACCESSOR 2918#undef DECLARE_CONCRETE_INSTRUCTION 2919 2920} } // namespace v8::internal 2921 2922#endif // V8_ARM_LITHIUM_ARM_H_ 2923