src/arm/lithium-arm.h - Issue 1405363003: Move Hydrogen and Lithium to src/crankshaft/

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Issue 1405363003: Move Hydrogen and Lithium to src/crankshaft/ (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Created 5 years, 2 months ago

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1 // Copyright 2012 the V8 project authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #ifndef V8_ARM_LITHIUM_ARM_H_

6 #define V8_ARM_LITHIUM_ARM_H_

7

8 #include "src/hydrogen.h"

9 #include "src/lithium.h"

10 #include "src/lithium-allocator.h"

11 #include "src/safepoint-table.h"

12 #include "src/utils.h"

13

14 namespace v8 {

15 namespace internal {

16

17 // Forward declarations.

18 class LCodeGen;

19

20 #define LITHIUM_CONCRETE_INSTRUCTION_LIST(V) \

21 V(AccessArgumentsAt) \

22 V(AddI) \

23 V(Allocate) \

24 V(AllocateBlockContext) \

25 V(ApplyArguments) \

26 V(ArgumentsElements) \

27 V(ArgumentsLength) \

28 V(ArithmeticD) \

29 V(ArithmeticT) \

30 V(BitI) \

31 V(BoundsCheck) \

32 V(Branch) \

33 V(CallJSFunction) \

34 V(CallWithDescriptor) \

35 V(CallFunction) \

36 V(CallNew) \

37 V(CallNewArray) \

38 V(CallRuntime) \

39 V(CallStub) \

40 V(CheckArrayBufferNotNeutered) \

41 V(CheckInstanceType) \

42 V(CheckNonSmi) \

43 V(CheckMaps) \

44 V(CheckMapValue) \

45 V(CheckSmi) \

46 V(CheckValue) \

47 V(ClampDToUint8) \

48 V(ClampIToUint8) \

49 V(ClampTToUint8) \

50 V(ClassOfTestAndBranch) \

51 V(CompareMinusZeroAndBranch) \

52 V(CompareNumericAndBranch) \

53 V(CmpObjectEqAndBranch) \

54 V(CmpHoleAndBranch) \

55 V(CmpMapAndBranch) \

56 V(CmpT) \

57 V(ConstantD) \

58 V(ConstantE) \

59 V(ConstantI) \

60 V(ConstantS) \

61 V(ConstantT) \

62 V(ConstructDouble) \

63 V(Context) \

64 V(DateField) \

65 V(DebugBreak) \

66 V(DeclareGlobals) \

67 V(Deoptimize) \

68 V(DivByConstI) \

69 V(DivByPowerOf2I) \

70 V(DivI) \

71 V(DoubleBits) \

72 V(DoubleToI) \

73 V(DoubleToSmi) \

74 V(Drop) \

75 V(Dummy) \

76 V(DummyUse) \

77 V(FlooringDivByConstI) \

78 V(FlooringDivByPowerOf2I) \

79 V(FlooringDivI) \

80 V(ForInCacheArray) \

81 V(ForInPrepareMap) \

82 V(GetCachedArrayIndex) \

83 V(Goto) \

84 V(HasCachedArrayIndexAndBranch) \

85 V(HasInPrototypeChainAndBranch) \

86 V(HasInstanceTypeAndBranch) \

87 V(InnerAllocatedObject) \

88 V(InstanceOf) \

89 V(InstructionGap) \

90 V(Integer32ToDouble) \

91 V(InvokeFunction) \

92 V(IsConstructCallAndBranch) \

93 V(IsStringAndBranch) \

94 V(IsSmiAndBranch) \

95 V(IsUndetectableAndBranch) \

96 V(Label) \

97 V(LazyBailout) \

98 V(LoadContextSlot) \

99 V(LoadRoot) \

100 V(LoadFieldByIndex) \

101 V(LoadFunctionPrototype) \

102 V(LoadGlobalGeneric) \

103 V(LoadGlobalViaContext) \

104 V(LoadKeyed) \

105 V(LoadKeyedGeneric) \

106 V(LoadNamedField) \

107 V(LoadNamedGeneric) \

108 V(MapEnumLength) \

109 V(MathAbs) \

110 V(MathClz32) \

111 V(MathExp) \

112 V(MathFloor) \

113 V(MathFround) \

114 V(MathLog) \

115 V(MathMinMax) \

116 V(MathPowHalf) \

117 V(MathRound) \

118 V(MathSqrt) \

119 V(MaybeGrowElements) \

120 V(ModByConstI) \

121 V(ModByPowerOf2I) \

122 V(ModI) \

123 V(MulI) \

124 V(MultiplyAddD) \

125 V(MultiplySubD) \

126 V(NumberTagD) \

127 V(NumberTagI) \

128 V(NumberTagU) \

129 V(NumberUntagD) \

130 V(OsrEntry) \

131 V(Parameter) \

132 V(Power) \

133 V(Prologue) \

134 V(PushArgument) \

135 V(RegExpLiteral) \

136 V(Return) \

137 V(SeqStringGetChar) \

138 V(SeqStringSetChar) \

139 V(ShiftI) \

140 V(SmiTag) \

141 V(SmiUntag) \

142 V(StackCheck) \

143 V(StoreCodeEntry) \

144 V(StoreContextSlot) \

145 V(StoreFrameContext) \

146 V(StoreGlobalViaContext) \

147 V(StoreKeyed) \

148 V(StoreKeyedGeneric) \

149 V(StoreNamedField) \

150 V(StoreNamedGeneric) \

151 V(StringAdd) \

152 V(StringCharCodeAt) \

153 V(StringCharFromCode) \

154 V(StringCompareAndBranch) \

155 V(SubI) \

156 V(RSubI) \

157 V(TaggedToI) \

158 V(ThisFunction) \

159 V(ToFastProperties) \

160 V(TransitionElementsKind) \

161 V(TrapAllocationMemento) \

162 V(Typeof) \

163 V(TypeofIsAndBranch) \

164 V(Uint32ToDouble) \

165 V(UnknownOSRValue) \

166 V(WrapReceiver)

167

168

169 #define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic) \

170 Opcode opcode() const final { return LInstruction::k##type; } \

171 void CompileToNative(LCodeGen* generator) final; \

172 const char* Mnemonic() const final { return mnemonic; } \

173 static L##type* cast(LInstruction* instr) { \

174 DCHECK(instr->Is##type()); \

175 return reinterpret_cast<L##type*>(instr); \

176 }

177

178

179 #define DECLARE_HYDROGEN_ACCESSOR(type) \

180 H##type* hydrogen() const { \

181 return H##type::cast(hydrogen_value()); \

182 }

183

184

185 class LInstruction : public ZoneObject {

186 public:

187 LInstruction()

188 : environment_(NULL),

189 hydrogen_value_(NULL),

190 bit_field_(IsCallBits::encode(false)) {

191 }

192

193 virtual ~LInstruction() {}

194

195 virtual void CompileToNative(LCodeGen* generator) = 0;

196 virtual const char* Mnemonic() const = 0;

197 virtual void PrintTo(StringStream* stream);

198 virtual void PrintDataTo(StringStream* stream);

199 virtual void PrintOutputOperandTo(StringStream* stream);

200

201 enum Opcode {

202 // Declare a unique enum value for each instruction.

203 #define DECLARE_OPCODE(type) k##type,

204 LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_OPCODE)

205 kNumberOfInstructions

206 #undef DECLARE_OPCODE

207 };

208

209 virtual Opcode opcode() const = 0;

210

211 // Declare non-virtual type testers for all leaf IR classes.

212 #define DECLARE_PREDICATE(type) \

213 bool Is##type() const { return opcode() == k##type; }

214 LITHIUM_CONCRETE_INSTRUCTION_LIST(DECLARE_PREDICATE)

215 #undef DECLARE_PREDICATE

216

217 // Declare virtual predicates for instructions that don't have

218 // an opcode.

219 virtual bool IsGap() const { return false; }

220

221 virtual bool IsControl() const { return false; }

222

223 // Try deleting this instruction if possible.

224 virtual bool TryDelete() { return false; }

225

226 void set_environment(LEnvironment* env) { environment_ = env; }

227 LEnvironment* environment() const { return environment_; }

228 bool HasEnvironment() const { return environment_ != NULL; }

229

230 void set_pointer_map(LPointerMap* p) { pointer_map_.set(p); }

231 LPointerMap* pointer_map() const { return pointer_map_.get(); }

232 bool HasPointerMap() const { return pointer_map_.is_set(); }

233

234 void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; }

235 HValue* hydrogen_value() const { return hydrogen_value_; }

236

237 void MarkAsCall() { bit_field_ = IsCallBits::update(bit_field_, true); }

238 bool IsCall() const { return IsCallBits::decode(bit_field_); }

239

240 // Interface to the register allocator and iterators.

241 bool ClobbersTemps() const { return IsCall(); }

242 bool ClobbersRegisters() const { return IsCall(); }

243 virtual bool ClobbersDoubleRegisters(Isolate* isolate) const {

244 return IsCall();

245 }

246

247 // Interface to the register allocator and iterators.

248 bool IsMarkedAsCall() const { return IsCall(); }

249

250 virtual bool HasResult() const = 0;

251 virtual LOperand* result() const = 0;

252

253 LOperand* FirstInput() { return InputAt(0); }

254 LOperand* Output() { return HasResult() ? result() : NULL; }

255

256 virtual bool HasInterestingComment(LCodeGen* gen) const { return true; }

257

258 #ifdef DEBUG

259 void VerifyCall();

260 #endif

261

262 virtual int InputCount() = 0;

263 virtual LOperand* InputAt(int i) = 0;

264

265 private:

266 // Iterator support.

267 friend class InputIterator;

268

269 friend class TempIterator;

270 virtual int TempCount() = 0;

271 virtual LOperand* TempAt(int i) = 0;

272

273 class IsCallBits: public BitField<bool, 0, 1> {};

274

275 LEnvironment* environment_;

276 SetOncePointer<LPointerMap> pointer_map_;

277 HValue* hydrogen_value_;

278 int bit_field_;

279 };

280

281

282 // R = number of result operands (0 or 1).

283 template<int R>

284 class LTemplateResultInstruction : public LInstruction {

285 public:

286 // Allow 0 or 1 output operands.

287 STATIC_ASSERT(R == 0 \|\| R == 1);

288 bool HasResult() const final { return R != 0 && result() != NULL; }

289 void set_result(LOperand* operand) { results_[0] = operand; }

290 LOperand* result() const override { return results_[0]; }

291

292 protected:

293 EmbeddedContainer<LOperand*, R> results_;

294 };

295

296

297 // R = number of result operands (0 or 1).

298 // I = number of input operands.

299 // T = number of temporary operands.

300 template<int R, int I, int T>

301 class LTemplateInstruction : public LTemplateResultInstruction<R> {

302 protected:

303 EmbeddedContainer<LOperand*, I> inputs_;

304 EmbeddedContainer<LOperand*, T> temps_;

305

306 private:

307 // Iterator support.

308 int InputCount() final { return I; }

309 LOperand* InputAt(int i) final { return inputs_[i]; }

310

311 int TempCount() final { return T; }

312 LOperand* TempAt(int i) final { return temps_[i]; }

313 };

314

315

316 class LGap : public LTemplateInstruction<0, 0, 0> {

317 public:

318 explicit LGap(HBasicBlock* block)

319 : block_(block) {

320 parallel_moves_[BEFORE] = NULL;

321 parallel_moves_[START] = NULL;

322 parallel_moves_[END] = NULL;

323 parallel_moves_[AFTER] = NULL;

324 }

325

326 // Can't use the DECLARE-macro here because of sub-classes.

327 bool IsGap() const override { return true; }

328 void PrintDataTo(StringStream* stream) override;

329 static LGap* cast(LInstruction* instr) {

330 DCHECK(instr->IsGap());

331 return reinterpret_cast<LGap*>(instr);

332 }

333

334 bool IsRedundant() const;

335

336 HBasicBlock* block() const { return block_; }

337

338 enum InnerPosition {

339 BEFORE,

340 START,

341 END,

342 AFTER,

343 FIRST_INNER_POSITION = BEFORE,

344 LAST_INNER_POSITION = AFTER

345 };

346

347 LParallelMove* GetOrCreateParallelMove(InnerPosition pos, Zone* zone) {

348 if (parallel_moves_[pos] == NULL) {

349 parallel_moves_[pos] = new(zone) LParallelMove(zone);

350 }

351 return parallel_moves_[pos];

352 }

353

354 LParallelMove* GetParallelMove(InnerPosition pos) {

355 return parallel_moves_[pos];

356 }

357

358 private:

359 LParallelMove* parallel_moves_[LAST_INNER_POSITION + 1];

360 HBasicBlock* block_;

361 };

362

363

364 class LInstructionGap final : public LGap {

365 public:

366 explicit LInstructionGap(HBasicBlock* block) : LGap(block) { }

367

368 bool HasInterestingComment(LCodeGen* gen) const override {

369 return !IsRedundant();

370 }

371

372 DECLARE_CONCRETE_INSTRUCTION(InstructionGap, "gap")

373 };

374

375

376 class LGoto final : public LTemplateInstruction<0, 0, 0> {

377 public:

378 explicit LGoto(HBasicBlock* block) : block_(block) { }

379

380 bool HasInterestingComment(LCodeGen* gen) const override;

381 DECLARE_CONCRETE_INSTRUCTION(Goto, "goto")

382 void PrintDataTo(StringStream* stream) override;

383 bool IsControl() const override { return true; }

384

385 int block_id() const { return block_->block_id(); }

386

387 private:

388 HBasicBlock* block_;

389 };

390

391

392 class LPrologue final : public LTemplateInstruction<0, 0, 0> {

393 public:

394 DECLARE_CONCRETE_INSTRUCTION(Prologue, "prologue")

395 };

396

397

398 class LLazyBailout final : public LTemplateInstruction<0, 0, 0> {

399 public:

400 LLazyBailout() : gap_instructions_size_(0) { }

401

402 DECLARE_CONCRETE_INSTRUCTION(LazyBailout, "lazy-bailout")

403

404 void set_gap_instructions_size(int gap_instructions_size) {

405 gap_instructions_size_ = gap_instructions_size;

406 }

407 int gap_instructions_size() { return gap_instructions_size_; }

408

409 private:

410 int gap_instructions_size_;

411 };

412

413

414 class LDummy final : public LTemplateInstruction<1, 0, 0> {

415 public:

416 LDummy() {}

417 DECLARE_CONCRETE_INSTRUCTION(Dummy, "dummy")

418 };

419

420

421 class LDummyUse final : public LTemplateInstruction<1, 1, 0> {

422 public:

423 explicit LDummyUse(LOperand* value) {

424 inputs_[0] = value;

425 }

426 DECLARE_CONCRETE_INSTRUCTION(DummyUse, "dummy-use")

427 };

428

429

430 class LDeoptimize final : public LTemplateInstruction<0, 0, 0> {

431 public:

432 bool IsControl() const override { return true; }

433 DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize")

434 DECLARE_HYDROGEN_ACCESSOR(Deoptimize)

435 };

436

437

438 class LLabel final : public LGap {

439 public:

440 explicit LLabel(HBasicBlock* block)

441 : LGap(block), replacement_(NULL) { }

442

443 bool HasInterestingComment(LCodeGen* gen) const override { return false; }

444 DECLARE_CONCRETE_INSTRUCTION(Label, "label")

445

446 void PrintDataTo(StringStream* stream) override;

447

448 int block_id() const { return block()->block_id(); }

449 bool is_loop_header() const { return block()->IsLoopHeader(); }

450 bool is_osr_entry() const { return block()->is_osr_entry(); }

451 Label* label() { return &label_; }

452 LLabel* replacement() const { return replacement_; }

453 void set_replacement(LLabel* label) { replacement_ = label; }

454 bool HasReplacement() const { return replacement_ != NULL; }

455

456 private:

457 Label label_;

458 LLabel* replacement_;

459 };

460

461

462 class LParameter final : public LTemplateInstruction<1, 0, 0> {

463 public:

464 bool HasInterestingComment(LCodeGen* gen) const override { return false; }

465 DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter")

466 };

467

468

469 class LCallStub final : public LTemplateInstruction<1, 1, 0> {

470 public:

471 explicit LCallStub(LOperand* context) {

472 inputs_[0] = context;

473 }

474

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

476

477 DECLARE_CONCRETE_INSTRUCTION(CallStub, "call-stub")

478 DECLARE_HYDROGEN_ACCESSOR(CallStub)

479 };

480

481

482 class LUnknownOSRValue final : public LTemplateInstruction<1, 0, 0> {

483 public:

484 bool HasInterestingComment(LCodeGen* gen) const override { return false; }

485 DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value")

486 };

487

488

489 template<int I, int T>

490 class LControlInstruction : public LTemplateInstruction<0, I, T> {

491 public:

492 LControlInstruction() : false_label_(NULL), true_label_(NULL) { }

493

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

495

496 int SuccessorCount() { return hydrogen()->SuccessorCount(); }

497 HBasicBlock* SuccessorAt(int i) { return hydrogen()->SuccessorAt(i); }

498

499 int TrueDestination(LChunk* chunk) {

500 return chunk->LookupDestination(true_block_id());

501 }

502 int FalseDestination(LChunk* chunk) {

503 return chunk->LookupDestination(false_block_id());

504 }

505

506 Label* TrueLabel(LChunk* chunk) {

507 if (true_label_ == NULL) {

508 true_label_ = chunk->GetAssemblyLabel(TrueDestination(chunk));

509 }

510 return true_label_;

511 }

512 Label* FalseLabel(LChunk* chunk) {

513 if (false_label_ == NULL) {

514 false_label_ = chunk->GetAssemblyLabel(FalseDestination(chunk));

515 }

516 return false_label_;

517 }

518

519 protected:

520 int true_block_id() { return SuccessorAt(0)->block_id(); }

521 int false_block_id() { return SuccessorAt(1)->block_id(); }

522

523 private:

524 HControlInstruction* hydrogen() {

525 return HControlInstruction::cast(this->hydrogen_value());

526 }

527

528 Label* false_label_;

529 Label* true_label_;

530 };

531

532

533 class LWrapReceiver final : public LTemplateInstruction<1, 2, 0> {

534 public:

535 LWrapReceiver(LOperand* receiver, LOperand* function) {

536 inputs_[0] = receiver;

537 inputs_[1] = function;

538 }

539

540 DECLARE_CONCRETE_INSTRUCTION(WrapReceiver, "wrap-receiver")

541 DECLARE_HYDROGEN_ACCESSOR(WrapReceiver)

542

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

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

545 };

546

547

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

549 public:

550 LApplyArguments(LOperand* function,

551 LOperand* receiver,

552 LOperand* length,

553 LOperand* elements) {

554 inputs_[0] = function;

555 inputs_[1] = receiver;

556 inputs_[2] = length;

557 inputs_[3] = elements;

558 }

559

560 DECLARE_CONCRETE_INSTRUCTION(ApplyArguments, "apply-arguments")

561

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

563 LOperand* receiver() { return inputs_[1]; }

564 LOperand* length() { return inputs_[2]; }

565 LOperand* elements() { return inputs_[3]; }

566 };

567

568

569 class LAccessArgumentsAt final : public LTemplateInstruction<1, 3, 0> {

570 public:

571 LAccessArgumentsAt(LOperand* arguments, LOperand* length, LOperand* index) {

572 inputs_[0] = arguments;

573 inputs_[1] = length;

574 inputs_[2] = index;

575 }

576

577 DECLARE_CONCRETE_INSTRUCTION(AccessArgumentsAt, "access-arguments-at")

578

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

580 LOperand* length() { return inputs_[1]; }

581 LOperand* index() { return inputs_[2]; }

582

583 void PrintDataTo(StringStream* stream) override;

584 };

585

586

587 class LArgumentsLength final : public LTemplateInstruction<1, 1, 0> {

588 public:

589 explicit LArgumentsLength(LOperand* elements) {

590 inputs_[0] = elements;

591 }

592

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

594

595 DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length")

596 };

597

598

599 class LArgumentsElements final : public LTemplateInstruction<1, 0, 0> {

600 public:

601 DECLARE_CONCRETE_INSTRUCTION(ArgumentsElements, "arguments-elements")

602 DECLARE_HYDROGEN_ACCESSOR(ArgumentsElements)

603 };

604

605

606 class LModByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {

607 public:

608 LModByPowerOf2I(LOperand* dividend, int32_t divisor) {

609 inputs_[0] = dividend;

610 divisor_ = divisor;

611 }

612

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

614 int32_t divisor() const { return divisor_; }

615

616 DECLARE_CONCRETE_INSTRUCTION(ModByPowerOf2I, "mod-by-power-of-2-i")

617 DECLARE_HYDROGEN_ACCESSOR(Mod)

618

619 private:

620 int32_t divisor_;

621 };

622

623

624 class LModByConstI final : public LTemplateInstruction<1, 1, 0> {

625 public:

626 LModByConstI(LOperand* dividend, int32_t divisor) {

627 inputs_[0] = dividend;

628 divisor_ = divisor;

629 }

630

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

632 int32_t divisor() const { return divisor_; }

633

634 DECLARE_CONCRETE_INSTRUCTION(ModByConstI, "mod-by-const-i")

635 DECLARE_HYDROGEN_ACCESSOR(Mod)

636

637 private:

638 int32_t divisor_;

639 };

640

641

642 class LModI final : public LTemplateInstruction<1, 2, 2> {

643 public:

644 LModI(LOperand* left, LOperand* right, LOperand* temp, LOperand* temp2) {

645 inputs_[0] = left;

646 inputs_[1] = right;

647 temps_[0] = temp;

648 temps_[1] = temp2;

649 }

650

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

652 LOperand* right() { return inputs_[1]; }

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

654 LOperand* temp2() { return temps_[1]; }

655

656 DECLARE_CONCRETE_INSTRUCTION(ModI, "mod-i")

657 DECLARE_HYDROGEN_ACCESSOR(Mod)

658 };

659

660

661 class LDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {

662 public:

663 LDivByPowerOf2I(LOperand* dividend, int32_t divisor) {

664 inputs_[0] = dividend;

665 divisor_ = divisor;

666 }

667

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

669 int32_t divisor() const { return divisor_; }

670

671 DECLARE_CONCRETE_INSTRUCTION(DivByPowerOf2I, "div-by-power-of-2-i")

672 DECLARE_HYDROGEN_ACCESSOR(Div)

673

674 private:

675 int32_t divisor_;

676 };

677

678

679 class LDivByConstI final : public LTemplateInstruction<1, 1, 0> {

680 public:

681 LDivByConstI(LOperand* dividend, int32_t divisor) {

682 inputs_[0] = dividend;

683 divisor_ = divisor;

684 }

685

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

687 int32_t divisor() const { return divisor_; }

688

689 DECLARE_CONCRETE_INSTRUCTION(DivByConstI, "div-by-const-i")

690 DECLARE_HYDROGEN_ACCESSOR(Div)

691

692 private:

693 int32_t divisor_;

694 };

695

696

697 class LDivI final : public LTemplateInstruction<1, 2, 1> {

698 public:

699 LDivI(LOperand* dividend, LOperand* divisor, LOperand* temp) {

700 inputs_[0] = dividend;

701 inputs_[1] = divisor;

702 temps_[0] = temp;

703 }

704

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

706 LOperand* divisor() { return inputs_[1]; }

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

708

709 DECLARE_CONCRETE_INSTRUCTION(DivI, "div-i")

710 DECLARE_HYDROGEN_ACCESSOR(BinaryOperation)

711 };

712

713

714 class LFlooringDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {

715 public:

716 LFlooringDivByPowerOf2I(LOperand* dividend, int32_t divisor) {

717 inputs_[0] = dividend;

718 divisor_ = divisor;

719 }

720

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

722 int32_t divisor() { return divisor_; }

723

724 DECLARE_CONCRETE_INSTRUCTION(FlooringDivByPowerOf2I,

725 "flooring-div-by-power-of-2-i")

726 DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)

727

728 private:

729 int32_t divisor_;

730 };

731

732

733 class LFlooringDivByConstI final : public LTemplateInstruction<1, 1, 2> {

734 public:

735 LFlooringDivByConstI(LOperand* dividend, int32_t divisor, LOperand* temp) {

736 inputs_[0] = dividend;

737 divisor_ = divisor;

738 temps_[0] = temp;

739 }

740

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

742 int32_t divisor() const { return divisor_; }

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

744

745 DECLARE_CONCRETE_INSTRUCTION(FlooringDivByConstI, "flooring-div-by-const-i")

746 DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)

747

748 private:

749 int32_t divisor_;

750 };

751

752

753 class LFlooringDivI final : public LTemplateInstruction<1, 2, 1> {

754 public:

755 LFlooringDivI(LOperand* dividend, LOperand* divisor, LOperand* temp) {

756 inputs_[0] = dividend;

757 inputs_[1] = divisor;

758 temps_[0] = temp;

759 }

760

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

762 LOperand* divisor() { return inputs_[1]; }

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

764

765 DECLARE_CONCRETE_INSTRUCTION(FlooringDivI, "flooring-div-i")

766 DECLARE_HYDROGEN_ACCESSOR(MathFloorOfDiv)

767 };

768

769

770 class LMulI final : public LTemplateInstruction<1, 2, 0> {

771 public:

772 LMulI(LOperand* left, LOperand* right) {

773 inputs_[0] = left;

774 inputs_[1] = right;

775 }

776

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

778 LOperand* right() { return inputs_[1]; }

779

780 DECLARE_CONCRETE_INSTRUCTION(MulI, "mul-i")

781 DECLARE_HYDROGEN_ACCESSOR(Mul)

782 };

783

784

785 // Instruction for computing multiplier * multiplicand + addend.

786 class LMultiplyAddD final : public LTemplateInstruction<1, 3, 0> {

787 public:

788 LMultiplyAddD(LOperand* addend, LOperand* multiplier,

789 LOperand* multiplicand) {

790 inputs_[0] = addend;

791 inputs_[1] = multiplier;

792 inputs_[2] = multiplicand;

793 }

794

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

796 LOperand* multiplier() { return inputs_[1]; }

797 LOperand* multiplicand() { return inputs_[2]; }

798

799 DECLARE_CONCRETE_INSTRUCTION(MultiplyAddD, "multiply-add-d")

800 };

801

802

803 // Instruction for computing minuend - multiplier * multiplicand.

804 class LMultiplySubD final : public LTemplateInstruction<1, 3, 0> {

805 public:

806 LMultiplySubD(LOperand* minuend, LOperand* multiplier,

807 LOperand* multiplicand) {

808 inputs_[0] = minuend;

809 inputs_[1] = multiplier;

810 inputs_[2] = multiplicand;

811 }

812

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

814 LOperand* multiplier() { return inputs_[1]; }

815 LOperand* multiplicand() { return inputs_[2]; }

816

817 DECLARE_CONCRETE_INSTRUCTION(MultiplySubD, "multiply-sub-d")

818 };

819

820

821 class LDebugBreak final : public LTemplateInstruction<0, 0, 0> {

822 public:

823 DECLARE_CONCRETE_INSTRUCTION(DebugBreak, "break")

824 };

825

826

827 class LCompareNumericAndBranch final : public LControlInstruction<2, 0> {

828 public:

829 LCompareNumericAndBranch(LOperand* left, LOperand* right) {

830 inputs_[0] = left;

831 inputs_[1] = right;

832 }

833

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

835 LOperand* right() { return inputs_[1]; }

836

837 DECLARE_CONCRETE_INSTRUCTION(CompareNumericAndBranch,

838 "compare-numeric-and-branch")

839 DECLARE_HYDROGEN_ACCESSOR(CompareNumericAndBranch)

840

841 Token::Value op() const { return hydrogen()->token(); }

842 bool is_double() const {

843 return hydrogen()->representation().IsDouble();

844 }

845

846 void PrintDataTo(StringStream* stream) override;

847 };

848

849

850 class LMathFloor final : public LTemplateInstruction<1, 1, 0> {

851 public:

852 explicit LMathFloor(LOperand* value) {

853 inputs_[0] = value;

854 }

855

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

857

858 DECLARE_CONCRETE_INSTRUCTION(MathFloor, "math-floor")

859 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)

860 };

861

862

863 class LMathRound final : public LTemplateInstruction<1, 1, 1> {

864 public:

865 LMathRound(LOperand* value, LOperand* temp) {

866 inputs_[0] = value;

867 temps_[0] = temp;

868 }

869

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

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

872

873 DECLARE_CONCRETE_INSTRUCTION(MathRound, "math-round")

874 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)

875 };

876

877

878 class LMathFround final : public LTemplateInstruction<1, 1, 0> {

879 public:

880 explicit LMathFround(LOperand* value) { inputs_[0] = value; }

881

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

883

884 DECLARE_CONCRETE_INSTRUCTION(MathFround, "math-fround")

885 };

886

887

888 class LMathAbs final : public LTemplateInstruction<1, 2, 0> {

889 public:

890 LMathAbs(LOperand* context, LOperand* value) {

891 inputs_[1] = context;

892 inputs_[0] = value;

893 }

894

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

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

897

898 DECLARE_CONCRETE_INSTRUCTION(MathAbs, "math-abs")

899 DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)

900 };

901

902

903 class LMathLog final : public LTemplateInstruction<1, 1, 0> {

904 public:

905 explicit LMathLog(LOperand* value) {

906 inputs_[0] = value;

907 }

908

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

910

911 DECLARE_CONCRETE_INSTRUCTION(MathLog, "math-log")

912 };

913

914

915 class LMathClz32 final : public LTemplateInstruction<1, 1, 0> {

916 public:

917 explicit LMathClz32(LOperand* value) {

918 inputs_[0] = value;

919 }

920

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

922

923 DECLARE_CONCRETE_INSTRUCTION(MathClz32, "math-clz32")

924 };

925

926

927 class LMathExp final : public LTemplateInstruction<1, 1, 3> {

928 public:

929 LMathExp(LOperand* value,

930 LOperand* double_temp,

931 LOperand* temp1,

932 LOperand* temp2) {

933 inputs_[0] = value;

934 temps_[0] = temp1;

935 temps_[1] = temp2;

936 temps_[2] = double_temp;

937 ExternalReference::InitializeMathExpData();

938 }

939

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

941 LOperand* temp1() { return temps_[0]; }

942 LOperand* temp2() { return temps_[1]; }

943 LOperand* double_temp() { return temps_[2]; }

944

945 DECLARE_CONCRETE_INSTRUCTION(MathExp, "math-exp")

946 };

947

948

949 class LMathSqrt final : public LTemplateInstruction<1, 1, 0> {

950 public:

951 explicit LMathSqrt(LOperand* value) {

952 inputs_[0] = value;

953 }

954

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

956

957 DECLARE_CONCRETE_INSTRUCTION(MathSqrt, "math-sqrt")

958 };

959

960

961 class LMathPowHalf final : public LTemplateInstruction<1, 1, 0> {

962 public:

963 explicit LMathPowHalf(LOperand* value) {

964 inputs_[0] = value;

965 }

966

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

968

969 DECLARE_CONCRETE_INSTRUCTION(MathPowHalf, "math-pow-half")

970 };

971

972

973 class LCmpObjectEqAndBranch final : public LControlInstruction<2, 0> {

974 public:

975 LCmpObjectEqAndBranch(LOperand* left, LOperand* right) {

976 inputs_[0] = left;

977 inputs_[1] = right;

978 }

979

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

981 LOperand* right() { return inputs_[1]; }

982

983 DECLARE_CONCRETE_INSTRUCTION(CmpObjectEqAndBranch, "cmp-object-eq-and-branch")

984 DECLARE_HYDROGEN_ACCESSOR(CompareObjectEqAndBranch)

985 };

986

987

988 class LCmpHoleAndBranch final : public LControlInstruction<1, 0> {

989 public:

990 explicit LCmpHoleAndBranch(LOperand* object) {

991 inputs_[0] = object;

992 }

993

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

995

996 DECLARE_CONCRETE_INSTRUCTION(CmpHoleAndBranch, "cmp-hole-and-branch")

997 DECLARE_HYDROGEN_ACCESSOR(CompareHoleAndBranch)

998 };

999

1000

1001 class LCompareMinusZeroAndBranch final : public LControlInstruction<1, 1> {

1002 public:

1003 LCompareMinusZeroAndBranch(LOperand* value, LOperand* temp) {

1004 inputs_[0] = value;

1005 temps_[0] = temp;

1006 }

1007

1008 LOperand* value() { return inputs_[0]; }

1009 LOperand* temp() { return temps_[0]; }

1010

1011 DECLARE_CONCRETE_INSTRUCTION(CompareMinusZeroAndBranch,

1012 "cmp-minus-zero-and-branch")

1013 DECLARE_HYDROGEN_ACCESSOR(CompareMinusZeroAndBranch)

1014 };

1015

1016

1017 class LIsStringAndBranch final : public LControlInstruction<1, 1> {

1018 public:

1019 LIsStringAndBranch(LOperand* value, LOperand* temp) {

1020 inputs_[0] = value;

1021 temps_[0] = temp;

1022 }

1023

1024 LOperand* value() { return inputs_[0]; }

1025 LOperand* temp() { return temps_[0]; }

1026

1027 DECLARE_CONCRETE_INSTRUCTION(IsStringAndBranch, "is-string-and-branch")

1028 DECLARE_HYDROGEN_ACCESSOR(IsStringAndBranch)

1029

1030 void PrintDataTo(StringStream* stream) override;

1031 };

1032

1033

1034 class LIsSmiAndBranch final : public LControlInstruction<1, 0> {

1035 public:

1036 explicit LIsSmiAndBranch(LOperand* value) {

1037 inputs_[0] = value;

1038 }

1039

1040 LOperand* value() { return inputs_[0]; }

1041

1042 DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch")

1043 DECLARE_HYDROGEN_ACCESSOR(IsSmiAndBranch)

1044

1045 void PrintDataTo(StringStream* stream) override;

1046 };

1047

1048

1049 class LIsUndetectableAndBranch final : public LControlInstruction<1, 1> {

1050 public:

1051 explicit LIsUndetectableAndBranch(LOperand* value, LOperand* temp) {

1052 inputs_[0] = value;

1053 temps_[0] = temp;

1054 }

1055

1056 LOperand* value() { return inputs_[0]; }

1057 LOperand* temp() { return temps_[0]; }

1058

1059 DECLARE_CONCRETE_INSTRUCTION(IsUndetectableAndBranch,

1060 "is-undetectable-and-branch")

1061 DECLARE_HYDROGEN_ACCESSOR(IsUndetectableAndBranch)

1062

1063 void PrintDataTo(StringStream* stream) override;

1064 };

1065

1066

1067 class LStringCompareAndBranch final : public LControlInstruction<3, 0> {

1068 public:

1069 LStringCompareAndBranch(LOperand* context, LOperand* left, LOperand* right) {

1070 inputs_[0] = context;

1071 inputs_[1] = left;

1072 inputs_[2] = right;

1073 }

1074

1075 LOperand* context() { return inputs_[0]; }

1076 LOperand* left() { return inputs_[1]; }

1077 LOperand* right() { return inputs_[2]; }

1078

1079 DECLARE_CONCRETE_INSTRUCTION(StringCompareAndBranch,

1080 "string-compare-and-branch")

1081 DECLARE_HYDROGEN_ACCESSOR(StringCompareAndBranch)

1082

1083 Token::Value op() const { return hydrogen()->token(); }

1084

1085 void PrintDataTo(StringStream* stream) override;

1086 };

1087

1088

1089 class LHasInstanceTypeAndBranch final : public LControlInstruction<1, 0> {

1090 public:

1091 explicit LHasInstanceTypeAndBranch(LOperand* value) {

1092 inputs_[0] = value;

1093 }

1094

1095 LOperand* value() { return inputs_[0]; }

1096

1097 DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch,

1098 "has-instance-type-and-branch")

1099 DECLARE_HYDROGEN_ACCESSOR(HasInstanceTypeAndBranch)

1100

1101 void PrintDataTo(StringStream* stream) override;

1102 };

1103

1104

1105 class LGetCachedArrayIndex final : public LTemplateInstruction<1, 1, 0> {

1106 public:

1107 explicit LGetCachedArrayIndex(LOperand* value) {

1108 inputs_[0] = value;

1109 }

1110

1111 LOperand* value() { return inputs_[0]; }

1112

1113 DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex, "get-cached-array-index")

1114 DECLARE_HYDROGEN_ACCESSOR(GetCachedArrayIndex)

1115 };

1116

1117

1118 class LHasCachedArrayIndexAndBranch final : public LControlInstruction<1, 0> {

1119 public:

1120 explicit LHasCachedArrayIndexAndBranch(LOperand* value) {

1121 inputs_[0] = value;

1122 }

1123

1124 LOperand* value() { return inputs_[0]; }

1125

1126 DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch,

1127 "has-cached-array-index-and-branch")

1128 DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndexAndBranch)

1129

1130 void PrintDataTo(StringStream* stream) override;

1131 };

1132

1133

1134 class LClassOfTestAndBranch final : public LControlInstruction<1, 1> {

1135 public:

1136 LClassOfTestAndBranch(LOperand* value, LOperand* temp) {

1137 inputs_[0] = value;

1138 temps_[0] = temp;

1139 }

1140

1141 LOperand* value() { return inputs_[0]; }

1142 LOperand* temp() { return temps_[0]; }

1143

1144 DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch,

1145 "class-of-test-and-branch")

1146 DECLARE_HYDROGEN_ACCESSOR(ClassOfTestAndBranch)

1147

1148 void PrintDataTo(StringStream* stream) override;

1149 };

1150

1151

1152 class LCmpT final : public LTemplateInstruction<1, 3, 0> {

1153 public:

1154 LCmpT(LOperand* context, LOperand* left, LOperand* right) {

1155 inputs_[0] = context;

1156 inputs_[1] = left;

1157 inputs_[2] = right;

1158 }

1159

1160 LOperand* context() { return inputs_[0]; }

1161 LOperand* left() { return inputs_[1]; }

1162 LOperand* right() { return inputs_[2]; }

1163

1164 DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t")

1165 DECLARE_HYDROGEN_ACCESSOR(CompareGeneric)

1166

1167 Strength strength() { return hydrogen()->strength(); }

1168

1169 Token::Value op() const { return hydrogen()->token(); }

1170 };

1171

1172

1173 class LInstanceOf final : public LTemplateInstruction<1, 3, 0> {

1174 public:

1175 LInstanceOf(LOperand* context, LOperand* left, LOperand* right) {

1176 inputs_[0] = context;

1177 inputs_[1] = left;

1178 inputs_[2] = right;

1179 }

1180

1181 LOperand* context() const { return inputs_[0]; }

1182 LOperand* left() const { return inputs_[1]; }

1183 LOperand* right() const { return inputs_[2]; }

1184

1185 DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of")

1186 };

1187

1188

1189 class LHasInPrototypeChainAndBranch final : public LControlInstruction<2, 0> {

1190 public:

1191 LHasInPrototypeChainAndBranch(LOperand* object, LOperand* prototype) {

1192 inputs_[0] = object;

1193 inputs_[1] = prototype;

1194 }

1195

1196 LOperand* object() const { return inputs_[0]; }

1197 LOperand* prototype() const { return inputs_[1]; }

1198

1199 DECLARE_CONCRETE_INSTRUCTION(HasInPrototypeChainAndBranch,

1200 "has-in-prototype-chain-and-branch")

1201 DECLARE_HYDROGEN_ACCESSOR(HasInPrototypeChainAndBranch)

1202 };

1203

1204

1205 class LBoundsCheck final : public LTemplateInstruction<0, 2, 0> {

1206 public:

1207 LBoundsCheck(LOperand* index, LOperand* length) {

1208 inputs_[0] = index;

1209 inputs_[1] = length;

1210 }

1211

1212 LOperand* index() { return inputs_[0]; }

1213 LOperand* length() { return inputs_[1]; }

1214

1215 DECLARE_CONCRETE_INSTRUCTION(BoundsCheck, "bounds-check")

1216 DECLARE_HYDROGEN_ACCESSOR(BoundsCheck)

1217 };

1218

1219

1220 class LBitI final : public LTemplateInstruction<1, 2, 0> {

1221 public:

1222 LBitI(LOperand* left, LOperand* right) {

1223 inputs_[0] = left;

1224 inputs_[1] = right;

1225 }

1226

1227 LOperand* left() { return inputs_[0]; }

1228 LOperand* right() { return inputs_[1]; }

1229

1230 Token::Value op() const { return hydrogen()->op(); }

1231

1232 DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i")

1233 DECLARE_HYDROGEN_ACCESSOR(Bitwise)

1234 };

1235

1236

1237 class LShiftI final : public LTemplateInstruction<1, 2, 0> {

1238 public:

1239 LShiftI(Token::Value op, LOperand* left, LOperand* right, bool can_deopt)

1240 : op_(op), can_deopt_(can_deopt) {

1241 inputs_[0] = left;

1242 inputs_[1] = right;

1243 }

1244

1245 Token::Value op() const { return op_; }

1246 LOperand* left() { return inputs_[0]; }

1247 LOperand* right() { return inputs_[1]; }

1248 bool can_deopt() const { return can_deopt_; }

1249

1250 DECLARE_CONCRETE_INSTRUCTION(ShiftI, "shift-i")

1251

1252 private:

1253 Token::Value op_;

1254 bool can_deopt_;

1255 };

1256

1257

1258 class LSubI final : public LTemplateInstruction<1, 2, 0> {

1259 public:

1260 LSubI(LOperand* left, LOperand* right) {

1261 inputs_[0] = left;

1262 inputs_[1] = right;

1263 }

1264

1265 LOperand* left() { return inputs_[0]; }

1266 LOperand* right() { return inputs_[1]; }

1267

1268 DECLARE_CONCRETE_INSTRUCTION(SubI, "sub-i")

1269 DECLARE_HYDROGEN_ACCESSOR(Sub)

1270 };

1271

1272

1273 class LRSubI final : public LTemplateInstruction<1, 2, 0> {

1274 public:

1275 LRSubI(LOperand* left, LOperand* right) {

1276 inputs_[0] = left;

1277 inputs_[1] = right;

1278 }

1279

1280 LOperand* left() { return inputs_[0]; }

1281 LOperand* right() { return inputs_[1]; }

1282

1283 DECLARE_CONCRETE_INSTRUCTION(RSubI, "rsub-i")

1284 DECLARE_HYDROGEN_ACCESSOR(Sub)

1285 };

1286

1287

1288 class LConstantI final : public LTemplateInstruction<1, 0, 0> {

1289 public:

1290 DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i")

1291 DECLARE_HYDROGEN_ACCESSOR(Constant)

1292

1293 int32_t value() const { return hydrogen()->Integer32Value(); }

1294 };

1295

1296

1297 class LConstantS final : public LTemplateInstruction<1, 0, 0> {

1298 public:

1299 DECLARE_CONCRETE_INSTRUCTION(ConstantS, "constant-s")

1300 DECLARE_HYDROGEN_ACCESSOR(Constant)

1301

1302 Smi* value() const { return Smi::FromInt(hydrogen()->Integer32Value()); }

1303 };

1304

1305

1306 class LConstantD final : public LTemplateInstruction<1, 0, 0> {

1307 public:

1308 DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d")

1309 DECLARE_HYDROGEN_ACCESSOR(Constant)

1310

1311 double value() const { return hydrogen()->DoubleValue(); }

1312 uint64_t bits() const { return hydrogen()->DoubleValueAsBits(); }

1313 };

1314

1315

1316 class LConstantE final : public LTemplateInstruction<1, 0, 0> {

1317 public:

1318 DECLARE_CONCRETE_INSTRUCTION(ConstantE, "constant-e")

1319 DECLARE_HYDROGEN_ACCESSOR(Constant)

1320

1321 ExternalReference value() const {

1322 return hydrogen()->ExternalReferenceValue();

1323 }

1324 };

1325

1326

1327 class LConstantT final : public LTemplateInstruction<1, 0, 0> {

1328 public:

1329 DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t")

1330 DECLARE_HYDROGEN_ACCESSOR(Constant)

1331

1332 Handle<Object> value(Isolate* isolate) const {

1333 return hydrogen()->handle(isolate);

1334 }

1335 };

1336

1337

1338 class LBranch final : public LControlInstruction<1, 0> {

1339 public:

1340 explicit LBranch(LOperand* value) {

1341 inputs_[0] = value;

1342 }

1343

1344 LOperand* value() { return inputs_[0]; }

1345

1346 DECLARE_CONCRETE_INSTRUCTION(Branch, "branch")

1347 DECLARE_HYDROGEN_ACCESSOR(Branch)

1348

1349 void PrintDataTo(StringStream* stream) override;

1350 };

1351

1352

1353 class LCmpMapAndBranch final : public LControlInstruction<1, 1> {

1354 public:

1355 LCmpMapAndBranch(LOperand* value, LOperand* temp) {

1356 inputs_[0] = value;

1357 temps_[0] = temp;

1358 }

1359

1360 LOperand* value() { return inputs_[0]; }

1361 LOperand* temp() { return temps_[0]; }

1362

1363 DECLARE_CONCRETE_INSTRUCTION(CmpMapAndBranch, "cmp-map-and-branch")

1364 DECLARE_HYDROGEN_ACCESSOR(CompareMap)

1365

1366 Handle<Map> map() const { return hydrogen()->map().handle(); }

1367 };

1368

1369

1370 class LMapEnumLength final : public LTemplateInstruction<1, 1, 0> {

1371 public:

1372 explicit LMapEnumLength(LOperand* value) {

1373 inputs_[0] = value;

1374 }

1375

1376 LOperand* value() { return inputs_[0]; }

1377

1378 DECLARE_CONCRETE_INSTRUCTION(MapEnumLength, "map-enum-length")

1379 };

1380

1381

1382 class LDateField final : public LTemplateInstruction<1, 1, 1> {

1383 public:

1384 LDateField(LOperand* date, LOperand* temp, Smi* index) : index_(index) {

1385 inputs_[0] = date;

1386 temps_[0] = temp;

1387 }

1388

1389 LOperand* date() { return inputs_[0]; }

1390 LOperand* temp() { return temps_[0]; }

1391 Smi* index() const { return index_; }

1392

1393 DECLARE_CONCRETE_INSTRUCTION(DateField, "date-field")

1394 DECLARE_HYDROGEN_ACCESSOR(DateField)

1395

1396 private:

1397 Smi* index_;

1398 };

1399

1400

1401 class LSeqStringGetChar final : public LTemplateInstruction<1, 2, 0> {

1402 public:

1403 LSeqStringGetChar(LOperand* string, LOperand* index) {

1404 inputs_[0] = string;

1405 inputs_[1] = index;

1406 }

1407

1408 LOperand* string() const { return inputs_[0]; }

1409 LOperand* index() const { return inputs_[1]; }

1410

1411 DECLARE_CONCRETE_INSTRUCTION(SeqStringGetChar, "seq-string-get-char")

1412 DECLARE_HYDROGEN_ACCESSOR(SeqStringGetChar)

1413 };

1414

1415

1416 class LSeqStringSetChar final : public LTemplateInstruction<1, 4, 0> {

1417 public:

1418 LSeqStringSetChar(LOperand* context,

1419 LOperand* string,

1420 LOperand* index,

1421 LOperand* value) {

1422 inputs_[0] = context;

1423 inputs_[1] = string;

1424 inputs_[2] = index;

1425 inputs_[3] = value;

1426 }

1427

1428 LOperand* string() { return inputs_[1]; }

1429 LOperand* index() { return inputs_[2]; }

1430 LOperand* value() { return inputs_[3]; }

1431

1432 DECLARE_CONCRETE_INSTRUCTION(SeqStringSetChar, "seq-string-set-char")

1433 DECLARE_HYDROGEN_ACCESSOR(SeqStringSetChar)

1434 };

1435

1436

1437 class LAddI final : public LTemplateInstruction<1, 2, 0> {

1438 public:

1439 LAddI(LOperand* left, LOperand* right) {

1440 inputs_[0] = left;

1441 inputs_[1] = right;

1442 }

1443

1444 LOperand* left() { return inputs_[0]; }

1445 LOperand* right() { return inputs_[1]; }

1446

1447 DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i")

1448 DECLARE_HYDROGEN_ACCESSOR(Add)

1449 };

1450

1451

1452 class LMathMinMax final : public LTemplateInstruction<1, 2, 0> {

1453 public:

1454 LMathMinMax(LOperand* left, LOperand* right) {

1455 inputs_[0] = left;

1456 inputs_[1] = right;

1457 }

1458

1459 LOperand* left() { return inputs_[0]; }

1460 LOperand* right() { return inputs_[1]; }

1461

1462 DECLARE_CONCRETE_INSTRUCTION(MathMinMax, "math-min-max")

1463 DECLARE_HYDROGEN_ACCESSOR(MathMinMax)

1464 };

1465

1466

1467 class LPower final : public LTemplateInstruction<1, 2, 0> {

1468 public:

1469 LPower(LOperand* left, LOperand* right) {

1470 inputs_[0] = left;

1471 inputs_[1] = right;

1472 }

1473

1474 LOperand* left() { return inputs_[0]; }

1475 LOperand* right() { return inputs_[1]; }

1476

1477 DECLARE_CONCRETE_INSTRUCTION(Power, "power")

1478 DECLARE_HYDROGEN_ACCESSOR(Power)

1479 };

1480

1481

1482 class LArithmeticD final : public LTemplateInstruction<1, 2, 0> {

1483 public:

1484 LArithmeticD(Token::Value op, LOperand* left, LOperand* right)

1485 : op_(op) {

1486 inputs_[0] = left;

1487 inputs_[1] = right;

1488 }

1489

1490 Token::Value op() const { return op_; }

1491 LOperand* left() { return inputs_[0]; }

1492 LOperand* right() { return inputs_[1]; }

1493

1494 Opcode opcode() const override { return LInstruction::kArithmeticD; }

1495 void CompileToNative(LCodeGen* generator) override;

1496 const char* Mnemonic() const override;

1497

1498 private:

1499 Token::Value op_;

1500 };

1501

1502

1503 class LArithmeticT final : public LTemplateInstruction<1, 3, 0> {

1504 public:

1505 LArithmeticT(Token::Value op,

1506 LOperand* context,

1507 LOperand* left,

1508 LOperand* right)

1509 : op_(op) {

1510 inputs_[0] = context;

1511 inputs_[1] = left;

1512 inputs_[2] = right;

1513 }

1514

1515 LOperand* context() { return inputs_[0]; }

1516 LOperand* left() { return inputs_[1]; }

1517 LOperand* right() { return inputs_[2]; }

1518 Token::Value op() const { return op_; }

1519

1520 Opcode opcode() const override { return LInstruction::kArithmeticT; }

1521 void CompileToNative(LCodeGen* generator) override;

1522 const char* Mnemonic() const override;

1523

1524 DECLARE_HYDROGEN_ACCESSOR(BinaryOperation)

1525

1526 Strength strength() { return hydrogen()->strength(); }

1527

1528 private:

1529 Token::Value op_;

1530 };

1531

1532

1533 class LReturn final : public LTemplateInstruction<0, 3, 0> {

1534 public:

1535 LReturn(LOperand* value, LOperand* context, LOperand* parameter_count) {

1536 inputs_[0] = value;

1537 inputs_[1] = context;

1538 inputs_[2] = parameter_count;

1539 }

1540

1541 LOperand* value() { return inputs_[0]; }

1542

1543 bool has_constant_parameter_count() {

1544 return parameter_count()->IsConstantOperand();

1545 }

1546 LConstantOperand* constant_parameter_count() {

1547 DCHECK(has_constant_parameter_count());

1548 return LConstantOperand::cast(parameter_count());

1549 }

1550 LOperand* parameter_count() { return inputs_[2]; }

1551

1552 DECLARE_CONCRETE_INSTRUCTION(Return, "return")

1553 };

1554

1555

1556 class LLoadNamedField final : public LTemplateInstruction<1, 1, 0> {

1557 public:

1558 explicit LLoadNamedField(LOperand* object) {

1559 inputs_[0] = object;

1560 }

1561

1562 LOperand* object() { return inputs_[0]; }

1563

1564 DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field")

1565 DECLARE_HYDROGEN_ACCESSOR(LoadNamedField)

1566 };

1567

1568

1569 class LLoadNamedGeneric final : public LTemplateInstruction<1, 2, 1> {

1570 public:

1571 LLoadNamedGeneric(LOperand* context, LOperand* object, LOperand* vector) {

1572 inputs_[0] = context;

1573 inputs_[1] = object;

1574 temps_[0] = vector;

1575 }

1576

1577 LOperand* context() { return inputs_[0]; }

1578 LOperand* object() { return inputs_[1]; }

1579 LOperand* temp_vector() { return temps_[0]; }

1580

1581 DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric, "load-named-generic")

1582 DECLARE_HYDROGEN_ACCESSOR(LoadNamedGeneric)

1583

1584 Handle<Object> name() const { return hydrogen()->name(); }

1585 };

1586

1587

1588 class LLoadFunctionPrototype final : public LTemplateInstruction<1, 1, 0> {

1589 public:

1590 explicit LLoadFunctionPrototype(LOperand* function) {

1591 inputs_[0] = function;

1592 }

1593

1594 LOperand* function() { return inputs_[0]; }

1595

1596 DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype")

1597 DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype)

1598 };

1599

1600

1601 class LLoadRoot final : public LTemplateInstruction<1, 0, 0> {

1602 public:

1603 DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root")

1604 DECLARE_HYDROGEN_ACCESSOR(LoadRoot)

1605

1606 Heap::RootListIndex index() const { return hydrogen()->index(); }

1607 };

1608

1609

1610 class LLoadKeyed final : public LTemplateInstruction<1, 2, 0> {

1611 public:

1612 LLoadKeyed(LOperand* elements, LOperand* key) {

1613 inputs_[0] = elements;

1614 inputs_[1] = key;

1615 }

1616

1617 LOperand* elements() { return inputs_[0]; }

1618 LOperand* key() { return inputs_[1]; }

1619 ElementsKind elements_kind() const {

1620 return hydrogen()->elements_kind();

1621 }

1622 bool is_fixed_typed_array() const {

1623 return hydrogen()->is_fixed_typed_array();

1624 }

1625

1626 DECLARE_CONCRETE_INSTRUCTION(LoadKeyed, "load-keyed")

1627 DECLARE_HYDROGEN_ACCESSOR(LoadKeyed)

1628

1629 void PrintDataTo(StringStream* stream) override;

1630 uint32_t base_offset() const { return hydrogen()->base_offset(); }

1631 };

1632

1633

1634 class LLoadKeyedGeneric final : public LTemplateInstruction<1, 3, 1> {

1635 public:

1636 LLoadKeyedGeneric(LOperand* context, LOperand* object, LOperand* key,

1637 LOperand* vector) {

1638 inputs_[0] = context;

1639 inputs_[1] = object;

1640 inputs_[2] = key;

1641 temps_[0] = vector;

1642 }

1643

1644 LOperand* context() { return inputs_[0]; }

1645 LOperand* object() { return inputs_[1]; }

1646 LOperand* key() { return inputs_[2]; }

1647 LOperand* temp_vector() { return temps_[0]; }

1648

1649 DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic")

1650 DECLARE_HYDROGEN_ACCESSOR(LoadKeyedGeneric)

1651 };

1652

1653

1654 class LLoadGlobalGeneric final : public LTemplateInstruction<1, 2, 1> {

1655 public:

1656 LLoadGlobalGeneric(LOperand* context, LOperand* global_object,

1657 LOperand* vector) {

1658 inputs_[0] = context;

1659 inputs_[1] = global_object;

1660 temps_[0] = vector;

1661 }

1662

1663 LOperand* context() { return inputs_[0]; }

1664 LOperand* global_object() { return inputs_[1]; }

1665 LOperand* temp_vector() { return temps_[0]; }

1666

1667 DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric, "load-global-generic")

1668 DECLARE_HYDROGEN_ACCESSOR(LoadGlobalGeneric)

1669

1670 Handle<Object> name() const { return hydrogen()->name(); }

1671 TypeofMode typeof_mode() const { return hydrogen()->typeof_mode(); }

1672 };

1673

1674

1675 class LLoadGlobalViaContext final : public LTemplateInstruction<1, 1, 1> {

1676 public:

1677 explicit LLoadGlobalViaContext(LOperand* context) { inputs_[0] = context; }

1678

1679 DECLARE_CONCRETE_INSTRUCTION(LoadGlobalViaContext, "load-global-via-context")

1680 DECLARE_HYDROGEN_ACCESSOR(LoadGlobalViaContext)

1681

1682 void PrintDataTo(StringStream* stream) override;

1683

1684 LOperand* context() { return inputs_[0]; }

1685

1686 int depth() const { return hydrogen()->depth(); }

1687 int slot_index() const { return hydrogen()->slot_index(); }

1688 };

1689

1690

1691 class LLoadContextSlot final : public LTemplateInstruction<1, 1, 0> {

1692 public:

1693 explicit LLoadContextSlot(LOperand* context) {

1694 inputs_[0] = context;

1695 }

1696

1697 LOperand* context() { return inputs_[0]; }

1698

1699 DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot, "load-context-slot")

1700 DECLARE_HYDROGEN_ACCESSOR(LoadContextSlot)

1701

1702 int slot_index() { return hydrogen()->slot_index(); }

1703

1704 void PrintDataTo(StringStream* stream) override;

1705 };

1706

1707

1708 class LStoreContextSlot final : public LTemplateInstruction<0, 2, 0> {

1709 public:

1710 LStoreContextSlot(LOperand* context, LOperand* value) {

1711 inputs_[0] = context;

1712 inputs_[1] = value;

1713 }

1714

1715 LOperand* context() { return inputs_[0]; }

1716 LOperand* value() { return inputs_[1]; }

1717

1718 DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot, "store-context-slot")

1719 DECLARE_HYDROGEN_ACCESSOR(StoreContextSlot)

1720

1721 int slot_index() { return hydrogen()->slot_index(); }

1722

1723 void PrintDataTo(StringStream* stream) override;

1724 };

1725

1726

1727 class LPushArgument final : public LTemplateInstruction<0, 1, 0> {

1728 public:

1729 explicit LPushArgument(LOperand* value) {

1730 inputs_[0] = value;

1731 }

1732

1733 LOperand* value() { return inputs_[0]; }

1734

1735 DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument")

1736 };

1737

1738

1739 class LDrop final : public LTemplateInstruction<0, 0, 0> {

1740 public:

1741 explicit LDrop(int count) : count_(count) { }

1742

1743 int count() const { return count_; }

1744

1745 DECLARE_CONCRETE_INSTRUCTION(Drop, "drop")

1746

1747 private:

1748 int count_;

1749 };

1750

1751

1752 class LStoreCodeEntry final : public LTemplateInstruction<0, 2, 0> {

1753 public:

1754 LStoreCodeEntry(LOperand* function, LOperand* code_object) {

1755 inputs_[0] = function;

1756 inputs_[1] = code_object;

1757 }

1758

1759 LOperand* function() { return inputs_[0]; }

1760 LOperand* code_object() { return inputs_[1]; }

1761

1762 void PrintDataTo(StringStream* stream) override;

1763

1764 DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry, "store-code-entry")

1765 DECLARE_HYDROGEN_ACCESSOR(StoreCodeEntry)

1766 };

1767

1768

1769 class LInnerAllocatedObject final : public LTemplateInstruction<1, 2, 0> {

1770 public:

1771 LInnerAllocatedObject(LOperand* base_object, LOperand* offset) {

1772 inputs_[0] = base_object;

1773 inputs_[1] = offset;

1774 }

1775

1776 LOperand* base_object() const { return inputs_[0]; }

1777 LOperand* offset() const { return inputs_[1]; }

1778

1779 void PrintDataTo(StringStream* stream) override;

1780

1781 DECLARE_CONCRETE_INSTRUCTION(InnerAllocatedObject, "inner-allocated-object")

1782 };

1783

1784

1785 class LThisFunction final : public LTemplateInstruction<1, 0, 0> {

1786 public:

1787 DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function")

1788 DECLARE_HYDROGEN_ACCESSOR(ThisFunction)

1789 };

1790

1791

1792 class LContext final : public LTemplateInstruction<1, 0, 0> {

1793 public:

1794 DECLARE_CONCRETE_INSTRUCTION(Context, "context")

1795 DECLARE_HYDROGEN_ACCESSOR(Context)

1796 };

1797

1798

1799 class LDeclareGlobals final : public LTemplateInstruction<0, 1, 0> {

1800 public:

1801 explicit LDeclareGlobals(LOperand* context) {

1802 inputs_[0] = context;

1803 }

1804

1805 LOperand* context() { return inputs_[0]; }

1806

1807 DECLARE_CONCRETE_INSTRUCTION(DeclareGlobals, "declare-globals")

1808 DECLARE_HYDROGEN_ACCESSOR(DeclareGlobals)

1809 };

1810

1811

1812 class LCallJSFunction final : public LTemplateInstruction<1, 1, 0> {

1813 public:

1814 explicit LCallJSFunction(LOperand* function) {

1815 inputs_[0] = function;

1816 }

1817

1818 LOperand* function() { return inputs_[0]; }

1819

1820 DECLARE_CONCRETE_INSTRUCTION(CallJSFunction, "call-js-function")

1821 DECLARE_HYDROGEN_ACCESSOR(CallJSFunction)

1822

1823 void PrintDataTo(StringStream* stream) override;

1824

1825 int arity() const { return hydrogen()->argument_count() - 1; }

1826 };

1827

1828

1829 class LCallWithDescriptor final : public LTemplateResultInstruction<1> {

1830 public:

1831 LCallWithDescriptor(CallInterfaceDescriptor descriptor,

1832 const ZoneList<LOperand>& operands, Zone zone)

1833 : descriptor_(descriptor),

1834 inputs_(descriptor.GetRegisterParameterCount() +

1835 kImplicitRegisterParameterCount,

1836 zone) {

1837 DCHECK(descriptor.GetRegisterParameterCount() +

1838 kImplicitRegisterParameterCount ==

1839 operands.length());

1840 inputs_.AddAll(operands, zone);

1841 }

1842

1843 LOperand* target() const { return inputs_[0]; }

1844

1845 const CallInterfaceDescriptor descriptor() { return descriptor_; }

1846

1847 DECLARE_HYDROGEN_ACCESSOR(CallWithDescriptor)

1848

1849 // The target and context are passed as implicit parameters that are not

1850 // explicitly listed in the descriptor.

1851 static const int kImplicitRegisterParameterCount = 2;

1852

1853 private:

1854 DECLARE_CONCRETE_INSTRUCTION(CallWithDescriptor, "call-with-descriptor")

1855

1856 void PrintDataTo(StringStream* stream) override;

1857

1858 int arity() const { return hydrogen()->argument_count() - 1; }

1859

1860 CallInterfaceDescriptor descriptor_;

1861 ZoneList<LOperand*> inputs_;

1862

1863 // Iterator support.

1864 int InputCount() final { return inputs_.length(); }

1865 LOperand* InputAt(int i) final { return inputs_[i]; }

1866

1867 int TempCount() final { return 0; }

1868 LOperand* TempAt(int i) final { return NULL; }

1869 };

1870

1871

1872 class LInvokeFunction final : public LTemplateInstruction<1, 2, 0> {

1873 public:

1874 LInvokeFunction(LOperand* context, LOperand* function) {

1875 inputs_[0] = context;

1876 inputs_[1] = function;

1877 }

1878

1879 LOperand* context() { return inputs_[0]; }

1880 LOperand* function() { return inputs_[1]; }

1881

1882 DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function")

1883 DECLARE_HYDROGEN_ACCESSOR(InvokeFunction)

1884

1885 void PrintDataTo(StringStream* stream) override;

1886

1887 int arity() const { return hydrogen()->argument_count() - 1; }

1888 };

1889

1890

1891 class LCallFunction final : public LTemplateInstruction<1, 2, 2> {

1892 public:

1893 LCallFunction(LOperand* context, LOperand* function, LOperand* slot,

1894 LOperand* vector) {

1895 inputs_[0] = context;

1896 inputs_[1] = function;

1897 temps_[0] = slot;

1898 temps_[1] = vector;

1899 }

1900

1901 LOperand* context() { return inputs_[0]; }

1902 LOperand* function() { return inputs_[1]; }

1903 LOperand* temp_slot() { return temps_[0]; }

1904 LOperand* temp_vector() { return temps_[1]; }

1905

1906 DECLARE_CONCRETE_INSTRUCTION(CallFunction, "call-function")

1907 DECLARE_HYDROGEN_ACCESSOR(CallFunction)

1908

1909 int arity() const { return hydrogen()->argument_count() - 1; }

1910 void PrintDataTo(StringStream* stream) override;

1911 };

1912

1913

1914 class LCallNew final : public LTemplateInstruction<1, 2, 0> {

1915 public:

1916 LCallNew(LOperand* context, LOperand* constructor) {

1917 inputs_[0] = context;

1918 inputs_[1] = constructor;

1919 }

1920

1921 LOperand* context() { return inputs_[0]; }

1922 LOperand* constructor() { return inputs_[1]; }

1923

1924 DECLARE_CONCRETE_INSTRUCTION(CallNew, "call-new")

1925 DECLARE_HYDROGEN_ACCESSOR(CallNew)

1926

1927 void PrintDataTo(StringStream* stream) override;

1928

1929 int arity() const { return hydrogen()->argument_count() - 1; }

1930 };

1931

1932

1933 class LCallNewArray final : public LTemplateInstruction<1, 2, 0> {

1934 public:

1935 LCallNewArray(LOperand* context, LOperand* constructor) {

1936 inputs_[0] = context;

1937 inputs_[1] = constructor;

1938 }

1939

1940 LOperand* context() { return inputs_[0]; }

1941 LOperand* constructor() { return inputs_[1]; }

1942

1943 DECLARE_CONCRETE_INSTRUCTION(CallNewArray, "call-new-array")

1944 DECLARE_HYDROGEN_ACCESSOR(CallNewArray)

1945

1946 void PrintDataTo(StringStream* stream) override;

1947

1948 int arity() const { return hydrogen()->argument_count() - 1; }

1949 };

1950

1951

1952 class LCallRuntime final : public LTemplateInstruction<1, 1, 0> {

1953 public:

1954 explicit LCallRuntime(LOperand* context) {

1955 inputs_[0] = context;

1956 }

1957

1958 LOperand* context() { return inputs_[0]; }

1959

1960 DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime")

1961 DECLARE_HYDROGEN_ACCESSOR(CallRuntime)

1962

1963 bool ClobbersDoubleRegisters(Isolate* isolate) const override {

1964 return save_doubles() == kDontSaveFPRegs;

1965 }

1966

1967 const Runtime::Function* function() const { return hydrogen()->function(); }

1968 int arity() const { return hydrogen()->argument_count(); }

1969 SaveFPRegsMode save_doubles() const { return hydrogen()->save_doubles(); }

1970 };

1971

1972

1973 class LInteger32ToDouble final : public LTemplateInstruction<1, 1, 0> {

1974 public:

1975 explicit LInteger32ToDouble(LOperand* value) {

1976 inputs_[0] = value;

1977 }

1978

1979 LOperand* value() { return inputs_[0]; }

1980

1981 DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double")

1982 };

1983

1984

1985 class LUint32ToDouble final : public LTemplateInstruction<1, 1, 0> {

1986 public:

1987 explicit LUint32ToDouble(LOperand* value) {

1988 inputs_[0] = value;

1989 }

1990

1991 LOperand* value() { return inputs_[0]; }

1992

1993 DECLARE_CONCRETE_INSTRUCTION(Uint32ToDouble, "uint32-to-double")

1994 };

1995

1996

1997 class LNumberTagI final : public LTemplateInstruction<1, 1, 2> {

1998 public:

1999 LNumberTagI(LOperand* value, LOperand* temp1, LOperand* temp2) {

2000 inputs_[0] = value;

2001 temps_[0] = temp1;

2002 temps_[1] = temp2;

2003 }

2004

2005 LOperand* value() { return inputs_[0]; }

2006 LOperand* temp1() { return temps_[0]; }

2007 LOperand* temp2() { return temps_[1]; }

2008

2009 DECLARE_CONCRETE_INSTRUCTION(NumberTagI, "number-tag-i")

2010 };

2011

2012

2013 class LNumberTagU final : public LTemplateInstruction<1, 1, 2> {

2014 public:

2015 LNumberTagU(LOperand* value, LOperand* temp1, LOperand* temp2) {

2016 inputs_[0] = value;

2017 temps_[0] = temp1;

2018 temps_[1] = temp2;

2019 }

2020

2021 LOperand* value() { return inputs_[0]; }

2022 LOperand* temp1() { return temps_[0]; }

2023 LOperand* temp2() { return temps_[1]; }

2024

2025 DECLARE_CONCRETE_INSTRUCTION(NumberTagU, "number-tag-u")

2026 };

2027

2028

2029 class LNumberTagD final : public LTemplateInstruction<1, 1, 2> {

2030 public:

2031 LNumberTagD(LOperand* value, LOperand* temp, LOperand* temp2) {

2032 inputs_[0] = value;

2033 temps_[0] = temp;

2034 temps_[1] = temp2;

2035 }

2036

2037 LOperand* value() { return inputs_[0]; }

2038 LOperand* temp() { return temps_[0]; }

2039 LOperand* temp2() { return temps_[1]; }

2040

2041 DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d")

2042 DECLARE_HYDROGEN_ACCESSOR(Change)

2043 };

2044

2045

2046 class LDoubleToSmi final : public LTemplateInstruction<1, 1, 0> {

2047 public:

2048 explicit LDoubleToSmi(LOperand* value) {

2049 inputs_[0] = value;

2050 }

2051

2052 LOperand* value() { return inputs_[0]; }

2053

2054 DECLARE_CONCRETE_INSTRUCTION(DoubleToSmi, "double-to-smi")

2055 DECLARE_HYDROGEN_ACCESSOR(UnaryOperation)

2056

2057 bool truncating() { return hydrogen()->CanTruncateToInt32(); }

2058 };

2059

2060

2061 // Sometimes truncating conversion from a tagged value to an int32.

2062 class LDoubleToI final : public LTemplateInstruction<1, 1, 0> {

2063 public:

2064 explicit LDoubleToI(LOperand* value) {

2065 inputs_[0] = value;

2066 }

2067

2068 LOperand* value() { return inputs_[0]; }

2069

2070 DECLARE_CONCRETE_INSTRUCTION(DoubleToI, "double-to-i")

2071 DECLARE_HYDROGEN_ACCESSOR(UnaryOperation)

2072

2073 bool truncating() { return hydrogen()->CanTruncateToInt32(); }

2074 };

2075

2076

2077 // Truncating conversion from a tagged value to an int32.

2078 class LTaggedToI final : public LTemplateInstruction<1, 1, 2> {

2079 public:

2080 LTaggedToI(LOperand* value,

2081 LOperand* temp,

2082 LOperand* temp2) {

2083 inputs_[0] = value;

2084 temps_[0] = temp;

2085 temps_[1] = temp2;

2086 }

2087

2088 LOperand* value() { return inputs_[0]; }

2089 LOperand* temp() { return temps_[0]; }

2090 LOperand* temp2() { return temps_[1]; }

2091

2092 DECLARE_CONCRETE_INSTRUCTION(TaggedToI, "tagged-to-i")

2093 DECLARE_HYDROGEN_ACCESSOR(Change)

2094

2095 bool truncating() { return hydrogen()->CanTruncateToInt32(); }

2096 };

2097

2098

2099 class LSmiTag final : public LTemplateInstruction<1, 1, 0> {

2100 public:

2101 explicit LSmiTag(LOperand* value) {

2102 inputs_[0] = value;

2103 }

2104

2105 LOperand* value() { return inputs_[0]; }

2106

2107 DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag")

2108 DECLARE_HYDROGEN_ACCESSOR(Change)

2109 };

2110

2111

2112 class LNumberUntagD final : public LTemplateInstruction<1, 1, 0> {

2113 public:

2114 explicit LNumberUntagD(LOperand* value) {

2115 inputs_[0] = value;

2116 }

2117

2118 LOperand* value() { return inputs_[0]; }

2119

2120 DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag")

2121 DECLARE_HYDROGEN_ACCESSOR(Change)

2122 };

2123

2124

2125 class LSmiUntag final : public LTemplateInstruction<1, 1, 0> {

2126 public:

2127 LSmiUntag(LOperand* value, bool needs_check)

2128 : needs_check_(needs_check) {

2129 inputs_[0] = value;

2130 }

2131

2132 LOperand* value() { return inputs_[0]; }

2133 bool needs_check() const { return needs_check_; }

2134

2135 DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag")

2136

2137 private:

2138 bool needs_check_;

2139 };

2140

2141

2142 class LStoreNamedField final : public LTemplateInstruction<0, 2, 1> {

2143 public:

2144 LStoreNamedField(LOperand* object, LOperand* value, LOperand* temp) {

2145 inputs_[0] = object;

2146 inputs_[1] = value;

2147 temps_[0] = temp;

2148 }

2149

2150 LOperand* object() { return inputs_[0]; }

2151 LOperand* value() { return inputs_[1]; }

2152 LOperand* temp() { return temps_[0]; }

2153

2154 DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field")

2155 DECLARE_HYDROGEN_ACCESSOR(StoreNamedField)

2156

2157 void PrintDataTo(StringStream* stream) override;

2158

2159 Representation representation() const {

2160 return hydrogen()->field_representation();

2161 }

2162 };

2163

2164

2165 class LStoreNamedGeneric final : public LTemplateInstruction<0, 3, 2> {

2166 public:

2167 LStoreNamedGeneric(LOperand* context, LOperand* object, LOperand* value,

2168 LOperand* slot, LOperand* vector) {

2169 inputs_[0] = context;

2170 inputs_[1] = object;

2171 inputs_[2] = value;

2172 temps_[0] = slot;

2173 temps_[1] = vector;

2174 }

2175

2176 LOperand* context() { return inputs_[0]; }

2177 LOperand* object() { return inputs_[1]; }

2178 LOperand* value() { return inputs_[2]; }

2179 LOperand* temp_slot() { return temps_[0]; }

2180 LOperand* temp_vector() { return temps_[1]; }

2181

2182 DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic")

2183 DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric)

2184

2185 void PrintDataTo(StringStream* stream) override;

2186

2187 Handle<Object> name() const { return hydrogen()->name(); }

2188 LanguageMode language_mode() { return hydrogen()->language_mode(); }

2189 };

2190

2191

2192 class LStoreGlobalViaContext final : public LTemplateInstruction<0, 2, 0> {

2193 public:

2194 LStoreGlobalViaContext(LOperand* context, LOperand* value) {

2195 inputs_[0] = context;

2196 inputs_[1] = value;

2197 }

2198

2199 LOperand* context() { return inputs_[0]; }

2200 LOperand* value() { return inputs_[1]; }

2201

2202 DECLARE_CONCRETE_INSTRUCTION(StoreGlobalViaContext,

2203 "store-global-via-context")

2204 DECLARE_HYDROGEN_ACCESSOR(StoreGlobalViaContext)

2205

2206 void PrintDataTo(StringStream* stream) override;

2207

2208 int depth() { return hydrogen()->depth(); }

2209 int slot_index() { return hydrogen()->slot_index(); }

2210 LanguageMode language_mode() { return hydrogen()->language_mode(); }

2211 };

2212

2213

2214 class LStoreKeyed final : public LTemplateInstruction<0, 3, 0> {

2215 public:

2216 LStoreKeyed(LOperand* object, LOperand* key, LOperand* value) {

2217 inputs_[0] = object;

2218 inputs_[1] = key;

2219 inputs_[2] = value;

2220 }

2221

2222 bool is_fixed_typed_array() const {

2223 return hydrogen()->is_fixed_typed_array();

2224 }

2225 LOperand* elements() { return inputs_[0]; }

2226 LOperand* key() { return inputs_[1]; }

2227 LOperand* value() { return inputs_[2]; }

2228 ElementsKind elements_kind() const {

2229 return hydrogen()->elements_kind();

2230 }

2231

2232 DECLARE_CONCRETE_INSTRUCTION(StoreKeyed, "store-keyed")

2233 DECLARE_HYDROGEN_ACCESSOR(StoreKeyed)

2234

2235 void PrintDataTo(StringStream* stream) override;

2236 bool NeedsCanonicalization() {

2237 if (hydrogen()->value()->IsAdd() \|\| hydrogen()->value()->IsSub() \|\|

2238 hydrogen()->value()->IsMul() \|\| hydrogen()->value()->IsDiv()) {

2239 return false;

2240 }

2241 return hydrogen()->NeedsCanonicalization();

2242 }

2243 uint32_t base_offset() const { return hydrogen()->base_offset(); }

2244 };

2245

2246

2247 class LStoreKeyedGeneric final : public LTemplateInstruction<0, 4, 2> {

2248 public:

2249 LStoreKeyedGeneric(LOperand* context, LOperand* object, LOperand* key,

2250 LOperand* value, LOperand* slot, LOperand* vector) {

2251 inputs_[0] = context;

2252 inputs_[1] = object;

2253 inputs_[2] = key;

2254 inputs_[3] = value;

2255 temps_[0] = slot;

2256 temps_[1] = vector;

2257 }

2258

2259 LOperand* context() { return inputs_[0]; }

2260 LOperand* object() { return inputs_[1]; }

2261 LOperand* key() { return inputs_[2]; }

2262 LOperand* value() { return inputs_[3]; }

2263 LOperand* temp_slot() { return temps_[0]; }

2264 LOperand* temp_vector() { return temps_[1]; }

2265

2266 DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic")

2267 DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric)

2268

2269 void PrintDataTo(StringStream* stream) override;

2270

2271 LanguageMode language_mode() { return hydrogen()->language_mode(); }

2272 };

2273

2274

2275 class LTransitionElementsKind final : public LTemplateInstruction<0, 2, 1> {

2276 public:

2277 LTransitionElementsKind(LOperand* object,

2278 LOperand* context,

2279 LOperand* new_map_temp) {

2280 inputs_[0] = object;

2281 inputs_[1] = context;

2282 temps_[0] = new_map_temp;

2283 }

2284

2285 LOperand* context() { return inputs_[1]; }

2286 LOperand* object() { return inputs_[0]; }

2287 LOperand* new_map_temp() { return temps_[0]; }

2288

2289 DECLARE_CONCRETE_INSTRUCTION(TransitionElementsKind,

2290 "transition-elements-kind")

2291 DECLARE_HYDROGEN_ACCESSOR(TransitionElementsKind)

2292

2293 void PrintDataTo(StringStream* stream) override;

2294

2295 Handle<Map> original_map() { return hydrogen()->original_map().handle(); }

2296 Handle<Map> transitioned_map() {

2297 return hydrogen()->transitioned_map().handle();

2298 }

2299 ElementsKind from_kind() { return hydrogen()->from_kind(); }

2300 ElementsKind to_kind() { return hydrogen()->to_kind(); }

2301 };

2302

2303

2304 class LTrapAllocationMemento final : public LTemplateInstruction<0, 1, 1> {

2305 public:

2306 LTrapAllocationMemento(LOperand* object,

2307 LOperand* temp) {

2308 inputs_[0] = object;

2309 temps_[0] = temp;

2310 }

2311

2312 LOperand* object() { return inputs_[0]; }

2313 LOperand* temp() { return temps_[0]; }

2314

2315 DECLARE_CONCRETE_INSTRUCTION(TrapAllocationMemento,

2316 "trap-allocation-memento")

2317 };

2318

2319

2320 class LMaybeGrowElements final : public LTemplateInstruction<1, 5, 0> {

2321 public:

2322 LMaybeGrowElements(LOperand* context, LOperand* object, LOperand* elements,

2323 LOperand* key, LOperand* current_capacity) {

2324 inputs_[0] = context;

2325 inputs_[1] = object;

2326 inputs_[2] = elements;

2327 inputs_[3] = key;

2328 inputs_[4] = current_capacity;

2329 }

2330

2331 LOperand* context() { return inputs_[0]; }

2332 LOperand* object() { return inputs_[1]; }

2333 LOperand* elements() { return inputs_[2]; }

2334 LOperand* key() { return inputs_[3]; }

2335 LOperand* current_capacity() { return inputs_[4]; }

2336

2337 DECLARE_HYDROGEN_ACCESSOR(MaybeGrowElements)

2338 DECLARE_CONCRETE_INSTRUCTION(MaybeGrowElements, "maybe-grow-elements")

2339 };

2340

2341

2342 class LStringAdd final : public LTemplateInstruction<1, 3, 0> {

2343 public:

2344 LStringAdd(LOperand* context, LOperand* left, LOperand* right) {

2345 inputs_[0] = context;

2346 inputs_[1] = left;

2347 inputs_[2] = right;

2348 }

2349

2350 LOperand* context() { return inputs_[0]; }

2351 LOperand* left() { return inputs_[1]; }

2352 LOperand* right() { return inputs_[2]; }

2353

2354 DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add")

2355 DECLARE_HYDROGEN_ACCESSOR(StringAdd)

2356 };

2357

2358

2359 class LStringCharCodeAt final : public LTemplateInstruction<1, 3, 0> {

2360 public:

2361 LStringCharCodeAt(LOperand* context, LOperand* string, LOperand* index) {

2362 inputs_[0] = context;

2363 inputs_[1] = string;

2364 inputs_[2] = index;

2365 }

2366

2367 LOperand* context() { return inputs_[0]; }

2368 LOperand* string() { return inputs_[1]; }

2369 LOperand* index() { return inputs_[2]; }

2370

2371 DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at")

2372 DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt)

2373 };

2374

2375

2376 class LStringCharFromCode final : public LTemplateInstruction<1, 2, 0> {

2377 public:

2378 explicit LStringCharFromCode(LOperand* context, LOperand* char_code) {

2379 inputs_[0] = context;

2380 inputs_[1] = char_code;

2381 }

2382

2383 LOperand* context() { return inputs_[0]; }

2384 LOperand* char_code() { return inputs_[1]; }

2385

2386 DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode, "string-char-from-code")

2387 DECLARE_HYDROGEN_ACCESSOR(StringCharFromCode)

2388 };

2389

2390

2391 class LCheckValue final : public LTemplateInstruction<0, 1, 0> {

2392 public:

2393 explicit LCheckValue(LOperand* value) {

2394 inputs_[0] = value;

2395 }

2396

2397 LOperand* value() { return inputs_[0]; }

2398

2399 DECLARE_CONCRETE_INSTRUCTION(CheckValue, "check-value")

2400 DECLARE_HYDROGEN_ACCESSOR(CheckValue)

2401 };

2402

2403

2404 class LCheckArrayBufferNotNeutered final

2405 : public LTemplateInstruction<0, 1, 0> {

2406 public:

2407 explicit LCheckArrayBufferNotNeutered(LOperand* view) { inputs_[0] = view; }

2408

2409 LOperand* view() { return inputs_[0]; }

2410

2411 DECLARE_CONCRETE_INSTRUCTION(CheckArrayBufferNotNeutered,

2412 "check-array-buffer-not-neutered")

2413 DECLARE_HYDROGEN_ACCESSOR(CheckArrayBufferNotNeutered)

2414 };

2415

2416

2417 class LCheckInstanceType final : public LTemplateInstruction<0, 1, 0> {

2418 public:

2419 explicit LCheckInstanceType(LOperand* value) {

2420 inputs_[0] = value;

2421 }

2422

2423 LOperand* value() { return inputs_[0]; }

2424

2425 DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type")

2426 DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType)

2427 };

2428

2429

2430 class LCheckMaps final : public LTemplateInstruction<0, 1, 0> {

2431 public:

2432 explicit LCheckMaps(LOperand* value = NULL) {

2433 inputs_[0] = value;

2434 }

2435

2436 LOperand* value() { return inputs_[0]; }

2437

2438 DECLARE_CONCRETE_INSTRUCTION(CheckMaps, "check-maps")

2439 DECLARE_HYDROGEN_ACCESSOR(CheckMaps)

2440 };

2441

2442

2443 class LCheckSmi final : public LTemplateInstruction<1, 1, 0> {

2444 public:

2445 explicit LCheckSmi(LOperand* value) {

2446 inputs_[0] = value;

2447 }

2448

2449 LOperand* value() { return inputs_[0]; }

2450

2451 DECLARE_CONCRETE_INSTRUCTION(CheckSmi, "check-smi")

2452 };

2453

2454

2455 class LCheckNonSmi final : public LTemplateInstruction<0, 1, 0> {

2456 public:

2457 explicit LCheckNonSmi(LOperand* value) {

2458 inputs_[0] = value;

2459 }

2460

2461 LOperand* value() { return inputs_[0]; }

2462

2463 DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi, "check-non-smi")

2464 DECLARE_HYDROGEN_ACCESSOR(CheckHeapObject)

2465 };

2466

2467

2468 class LClampDToUint8 final : public LTemplateInstruction<1, 1, 0> {

2469 public:

2470 explicit LClampDToUint8(LOperand* unclamped) {

2471 inputs_[0] = unclamped;

2472 }

2473

2474 LOperand* unclamped() { return inputs_[0]; }

2475

2476 DECLARE_CONCRETE_INSTRUCTION(ClampDToUint8, "clamp-d-to-uint8")

2477 };

2478

2479

2480 class LClampIToUint8 final : public LTemplateInstruction<1, 1, 0> {

2481 public:

2482 explicit LClampIToUint8(LOperand* unclamped) {

2483 inputs_[0] = unclamped;

2484 }

2485

2486 LOperand* unclamped() { return inputs_[0]; }

2487

2488 DECLARE_CONCRETE_INSTRUCTION(ClampIToUint8, "clamp-i-to-uint8")

2489 };

2490

2491

2492 class LClampTToUint8 final : public LTemplateInstruction<1, 1, 1> {

2493 public:

2494 LClampTToUint8(LOperand* unclamped, LOperand* temp) {

2495 inputs_[0] = unclamped;

2496 temps_[0] = temp;

2497 }

2498

2499 LOperand* unclamped() { return inputs_[0]; }

2500 LOperand* temp() { return temps_[0]; }

2501

2502 DECLARE_CONCRETE_INSTRUCTION(ClampTToUint8, "clamp-t-to-uint8")

2503 };

2504

2505

2506 class LDoubleBits final : public LTemplateInstruction<1, 1, 0> {

2507 public:

2508 explicit LDoubleBits(LOperand* value) {

2509 inputs_[0] = value;

2510 }

2511

2512 LOperand* value() { return inputs_[0]; }

2513

2514 DECLARE_CONCRETE_INSTRUCTION(DoubleBits, "double-bits")

2515 DECLARE_HYDROGEN_ACCESSOR(DoubleBits)

2516 };

2517

2518

2519 class LConstructDouble final : public LTemplateInstruction<1, 2, 0> {

2520 public:

2521 LConstructDouble(LOperand* hi, LOperand* lo) {

2522 inputs_[0] = hi;

2523 inputs_[1] = lo;

2524 }

2525

2526 LOperand* hi() { return inputs_[0]; }

2527 LOperand* lo() { return inputs_[1]; }

2528

2529 DECLARE_CONCRETE_INSTRUCTION(ConstructDouble, "construct-double")

2530 };

2531

2532

2533 class LAllocate final : public LTemplateInstruction<1, 2, 2> {

2534 public:

2535 LAllocate(LOperand* context,

2536 LOperand* size,

2537 LOperand* temp1,

2538 LOperand* temp2) {

2539 inputs_[0] = context;

2540 inputs_[1] = size;

2541 temps_[0] = temp1;

2542 temps_[1] = temp2;

2543 }

2544

2545 LOperand* context() { return inputs_[0]; }

2546 LOperand* size() { return inputs_[1]; }

2547 LOperand* temp1() { return temps_[0]; }

2548 LOperand* temp2() { return temps_[1]; }

2549

2550 DECLARE_CONCRETE_INSTRUCTION(Allocate, "allocate")

2551 DECLARE_HYDROGEN_ACCESSOR(Allocate)

2552 };

2553

2554

2555 class LRegExpLiteral final : public LTemplateInstruction<1, 1, 0> {

2556 public:

2557 explicit LRegExpLiteral(LOperand* context) {

2558 inputs_[0] = context;

2559 }

2560

2561 LOperand* context() { return inputs_[0]; }

2562

2563 DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral, "regexp-literal")

2564 DECLARE_HYDROGEN_ACCESSOR(RegExpLiteral)

2565 };

2566

2567

2568 class LToFastProperties final : public LTemplateInstruction<1, 1, 0> {

2569 public:

2570 explicit LToFastProperties(LOperand* value) {

2571 inputs_[0] = value;

2572 }

2573

2574 LOperand* value() { return inputs_[0]; }

2575

2576 DECLARE_CONCRETE_INSTRUCTION(ToFastProperties, "to-fast-properties")

2577 DECLARE_HYDROGEN_ACCESSOR(ToFastProperties)

2578 };

2579

2580

2581 class LTypeof final : public LTemplateInstruction<1, 2, 0> {

2582 public:

2583 LTypeof(LOperand* context, LOperand* value) {

2584 inputs_[0] = context;

2585 inputs_[1] = value;

2586 }

2587

2588 LOperand* context() { return inputs_[0]; }

2589 LOperand* value() { return inputs_[1]; }

2590

2591 DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof")

2592 };

2593

2594

2595 class LTypeofIsAndBranch final : public LControlInstruction<1, 0> {

2596 public:

2597 explicit LTypeofIsAndBranch(LOperand* value) {

2598 inputs_[0] = value;

2599 }

2600

2601 LOperand* value() { return inputs_[0]; }

2602

2603 DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch, "typeof-is-and-branch")

2604 DECLARE_HYDROGEN_ACCESSOR(TypeofIsAndBranch)

2605

2606 Handle<String> type_literal() { return hydrogen()->type_literal(); }

2607

2608 void PrintDataTo(StringStream* stream) override;

2609 };

2610

2611

2612 class LIsConstructCallAndBranch final : public LControlInstruction<0, 1> {

2613 public:

2614 explicit LIsConstructCallAndBranch(LOperand* temp) {

2615 temps_[0] = temp;

2616 }

2617

2618 LOperand* temp() { return temps_[0]; }

2619

2620 DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch,

2621 "is-construct-call-and-branch")

2622 };

2623

2624

2625 class LOsrEntry final : public LTemplateInstruction<0, 0, 0> {

2626 public:

2627 LOsrEntry() {}

2628

2629 bool HasInterestingComment(LCodeGen* gen) const override { return false; }

2630 DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry")

2631 };

2632

2633

2634 class LStackCheck final : public LTemplateInstruction<0, 1, 0> {

2635 public:

2636 explicit LStackCheck(LOperand* context) {

2637 inputs_[0] = context;

2638 }

2639

2640 LOperand* context() { return inputs_[0]; }

2641

2642 DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check")

2643 DECLARE_HYDROGEN_ACCESSOR(StackCheck)

2644

2645 Label* done_label() { return &done_label_; }

2646

2647 private:

2648 Label done_label_;

2649 };

2650

2651

2652 class LForInPrepareMap final : public LTemplateInstruction<1, 2, 0> {

2653 public:

2654 LForInPrepareMap(LOperand* context, LOperand* object) {

2655 inputs_[0] = context;

2656 inputs_[1] = object;

2657 }

2658

2659 LOperand* context() { return inputs_[0]; }

2660 LOperand* object() { return inputs_[1]; }

2661

2662 DECLARE_CONCRETE_INSTRUCTION(ForInPrepareMap, "for-in-prepare-map")

2663 };

2664

2665

2666 class LForInCacheArray final : public LTemplateInstruction<1, 1, 0> {

2667 public:

2668 explicit LForInCacheArray(LOperand* map) {

2669 inputs_[0] = map;

2670 }

2671

2672 LOperand* map() { return inputs_[0]; }

2673

2674 DECLARE_CONCRETE_INSTRUCTION(ForInCacheArray, "for-in-cache-array")

2675

2676 int idx() {

2677 return HForInCacheArray::cast(this->hydrogen_value())->idx();

2678 }

2679 };

2680

2681

2682 class LCheckMapValue final : public LTemplateInstruction<0, 2, 0> {

2683 public:

2684 LCheckMapValue(LOperand* value, LOperand* map) {

2685 inputs_[0] = value;

2686 inputs_[1] = map;

2687 }

2688

2689 LOperand* value() { return inputs_[0]; }

2690 LOperand* map() { return inputs_[1]; }

2691

2692 DECLARE_CONCRETE_INSTRUCTION(CheckMapValue, "check-map-value")

2693 };

2694

2695

2696 class LLoadFieldByIndex final : public LTemplateInstruction<1, 2, 0> {

2697 public:

2698 LLoadFieldByIndex(LOperand* object, LOperand* index) {

2699 inputs_[0] = object;

2700 inputs_[1] = index;

2701 }

2702

2703 LOperand* object() { return inputs_[0]; }

2704 LOperand* index() { return inputs_[1]; }

2705

2706 DECLARE_CONCRETE_INSTRUCTION(LoadFieldByIndex, "load-field-by-index")

2707 };

2708

2709

2710 class LStoreFrameContext: public LTemplateInstruction<0, 1, 0> {

2711 public:

2712 explicit LStoreFrameContext(LOperand* context) {

2713 inputs_[0] = context;

2714 }

2715

2716 LOperand* context() { return inputs_[0]; }

2717

2718 DECLARE_CONCRETE_INSTRUCTION(StoreFrameContext, "store-frame-context")

2719 };

2720

2721

2722 class LAllocateBlockContext: public LTemplateInstruction<1, 2, 0> {

2723 public:

2724 LAllocateBlockContext(LOperand* context, LOperand* function) {

2725 inputs_[0] = context;

2726 inputs_[1] = function;

2727 }

2728

2729 LOperand* context() { return inputs_[0]; }

2730 LOperand* function() { return inputs_[1]; }

2731

2732 Handle<ScopeInfo> scope_info() { return hydrogen()->scope_info(); }

2733

2734 DECLARE_CONCRETE_INSTRUCTION(AllocateBlockContext, "allocate-block-context")

2735 DECLARE_HYDROGEN_ACCESSOR(AllocateBlockContext)

2736 };

2737

2738

2739 class LChunkBuilder;

2740 class LPlatformChunk final : public LChunk {

2741 public:

2742 LPlatformChunk(CompilationInfo* info, HGraph* graph)

2743 : LChunk(info, graph) { }

2744

2745 int GetNextSpillIndex(RegisterKind kind);

2746 LOperand* GetNextSpillSlot(RegisterKind kind);

2747 };

2748

2749

2750 class LChunkBuilder final : public LChunkBuilderBase {

2751 public:

2752 LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator)

2753 : LChunkBuilderBase(info, graph),

2754 current_instruction_(NULL),

2755 current_block_(NULL),

2756 next_block_(NULL),

2757 allocator_(allocator) {}

2758

2759 // Build the sequence for the graph.

2760 LPlatformChunk* Build();

2761

2762 // Declare methods that deal with the individual node types.

2763 #define DECLARE_DO(type) LInstruction* Do##type(H##type* node);

2764 HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO)

2765 #undef DECLARE_DO

2766

2767 LInstruction* DoMultiplyAdd(HMul* mul, HValue* addend);

2768 LInstruction* DoMultiplySub(HValue* minuend, HMul* mul);

2769 LInstruction* DoRSub(HSub* instr);

2770

2771 static bool HasMagicNumberForDivisor(int32_t divisor);

2772

2773 LInstruction* DoMathFloor(HUnaryMathOperation* instr);

2774 LInstruction* DoMathRound(HUnaryMathOperation* instr);

2775 LInstruction* DoMathFround(HUnaryMathOperation* instr);

2776 LInstruction* DoMathAbs(HUnaryMathOperation* instr);

2777 LInstruction* DoMathLog(HUnaryMathOperation* instr);

2778 LInstruction* DoMathExp(HUnaryMathOperation* instr);

2779 LInstruction* DoMathSqrt(HUnaryMathOperation* instr);

2780 LInstruction* DoMathPowHalf(HUnaryMathOperation* instr);

2781 LInstruction* DoMathClz32(HUnaryMathOperation* instr);

2782 LInstruction* DoDivByPowerOf2I(HDiv* instr);

2783 LInstruction* DoDivByConstI(HDiv* instr);

2784 LInstruction* DoDivI(HDiv* instr);

2785 LInstruction* DoModByPowerOf2I(HMod* instr);

2786 LInstruction* DoModByConstI(HMod* instr);

2787 LInstruction* DoModI(HMod* instr);

2788 LInstruction* DoFlooringDivByPowerOf2I(HMathFloorOfDiv* instr);

2789 LInstruction* DoFlooringDivByConstI(HMathFloorOfDiv* instr);

2790 LInstruction* DoFlooringDivI(HMathFloorOfDiv* instr);

2791

2792 private:

2793 // Methods for getting operands for Use / Define / Temp.

2794 LUnallocated* ToUnallocated(Register reg);

2795 LUnallocated* ToUnallocated(DoubleRegister reg);

2796

2797 // Methods for setting up define-use relationships.

2798 MUST_USE_RESULT LOperand* Use(HValue* value, LUnallocated* operand);

2799 MUST_USE_RESULT LOperand* UseFixed(HValue* value, Register fixed_register);

2800 MUST_USE_RESULT LOperand* UseFixedDouble(HValue* value,

2801 DoubleRegister fixed_register);

2802

2803 // A value that is guaranteed to be allocated to a register.

2804 // Operand created by UseRegister is guaranteed to be live until the end of

2805 // instruction. This means that register allocator will not reuse it's

2806 // register for any other operand inside instruction.

2807 // Operand created by UseRegisterAtStart is guaranteed to be live only at

2808 // instruction start. Register allocator is free to assign the same register

2809 // to some other operand used inside instruction (i.e. temporary or

2810 // output).

2811 MUST_USE_RESULT LOperand* UseRegister(HValue* value);

2812 MUST_USE_RESULT LOperand* UseRegisterAtStart(HValue* value);

2813

2814 // An input operand in a register that may be trashed.

2815 MUST_USE_RESULT LOperand* UseTempRegister(HValue* value);

2816

2817 // An input operand in a register or stack slot.

2818 MUST_USE_RESULT LOperand* Use(HValue* value);

2819 MUST_USE_RESULT LOperand* UseAtStart(HValue* value);

2820

2821 // An input operand in a register, stack slot or a constant operand.

2822 MUST_USE_RESULT LOperand* UseOrConstant(HValue* value);

2823 MUST_USE_RESULT LOperand* UseOrConstantAtStart(HValue* value);

2824

2825 // An input operand in a register or a constant operand.

2826 MUST_USE_RESULT LOperand* UseRegisterOrConstant(HValue* value);

2827 MUST_USE_RESULT LOperand* UseRegisterOrConstantAtStart(HValue* value);

2828

2829 // An input operand in a constant operand.

2830 MUST_USE_RESULT LOperand* UseConstant(HValue* value);

2831

2832 // An input operand in register, stack slot or a constant operand.

2833 // Will not be moved to a register even if one is freely available.

2834 MUST_USE_RESULT LOperand* UseAny(HValue* value) override;

2835

2836 // Temporary operand that must be in a register.

2837 MUST_USE_RESULT LUnallocated* TempRegister();

2838 MUST_USE_RESULT LUnallocated* TempDoubleRegister();

2839 MUST_USE_RESULT LOperand* FixedTemp(Register reg);

2840 MUST_USE_RESULT LOperand* FixedTemp(DoubleRegister reg);

2841

2842 // Methods for setting up define-use relationships.

2843 // Return the same instruction that they are passed.

2844 LInstruction* Define(LTemplateResultInstruction<1>* instr,

2845 LUnallocated* result);

2846 LInstruction* DefineAsRegister(LTemplateResultInstruction<1>* instr);

2847 LInstruction* DefineAsSpilled(LTemplateResultInstruction<1>* instr,

2848 int index);

2849 LInstruction* DefineSameAsFirst(LTemplateResultInstruction<1>* instr);

2850 LInstruction* DefineFixed(LTemplateResultInstruction<1>* instr,

2851 Register reg);

2852 LInstruction* DefineFixedDouble(LTemplateResultInstruction<1>* instr,

2853 DoubleRegister reg);

2854 LInstruction* AssignEnvironment(LInstruction* instr);

2855 LInstruction* AssignPointerMap(LInstruction* instr);

2856

2857 enum CanDeoptimize { CAN_DEOPTIMIZE_EAGERLY, CANNOT_DEOPTIMIZE_EAGERLY };

2858

2859 // By default we assume that instruction sequences generated for calls

2860 // cannot deoptimize eagerly and we do not attach environment to this

2861 // instruction.

2862 LInstruction* MarkAsCall(

2863 LInstruction* instr,

2864 HInstruction* hinstr,

2865 CanDeoptimize can_deoptimize = CANNOT_DEOPTIMIZE_EAGERLY);

2866

2867 void VisitInstruction(HInstruction* current);

2868 void AddInstruction(LInstruction* instr, HInstruction* current);

2869

2870 void DoBasicBlock(HBasicBlock* block, HBasicBlock* next_block);

2871 LInstruction* DoShift(Token::Value op, HBitwiseBinaryOperation* instr);

2872 LInstruction* DoArithmeticD(Token::Value op,

2873 HArithmeticBinaryOperation* instr);

2874 LInstruction* DoArithmeticT(Token::Value op,

2875 HBinaryOperation* instr);

2876

2877 HInstruction* current_instruction_;

2878 HBasicBlock* current_block_;

2879 HBasicBlock* next_block_;

2880 LAllocator* allocator_;

2881

2882 DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);

2883 };

2884

2885 #undef DECLARE_HYDROGEN_ACCESSOR

2886 #undef DECLARE_CONCRETE_INSTRUCTION

2887

2888 } // namespace internal

2889 } // namespace v8

2890

2891 #endif // V8_ARM_LITHIUM_ARM_H_

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