OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/arm/lithium-codegen-arm.h" | 7 #include "src/arm/lithium-codegen-arm.h" |
8 #include "src/arm/lithium-gap-resolver-arm.h" | 8 #include "src/arm/lithium-gap-resolver-arm.h" |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
11 #include "src/code-stubs.h" | 11 #include "src/code-stubs.h" |
12 #include "src/cpu-profiler.h" | 12 #include "src/cpu-profiler.h" |
13 #include "src/hydrogen-osr.h" | 13 #include "src/hydrogen-osr.h" |
14 #include "src/ic/ic.h" | 14 #include "src/ic/ic.h" |
15 #include "src/ic/stub-cache.h" | 15 #include "src/ic/stub-cache.h" |
16 | 16 |
17 namespace v8 { | 17 namespace v8 { |
18 namespace internal { | 18 namespace internal { |
19 | 19 |
20 | 20 |
21 class SafepointGenerator FINAL : public CallWrapper { | 21 class SafepointGenerator final : public CallWrapper { |
22 public: | 22 public: |
23 SafepointGenerator(LCodeGen* codegen, | 23 SafepointGenerator(LCodeGen* codegen, |
24 LPointerMap* pointers, | 24 LPointerMap* pointers, |
25 Safepoint::DeoptMode mode) | 25 Safepoint::DeoptMode mode) |
26 : codegen_(codegen), | 26 : codegen_(codegen), |
27 pointers_(pointers), | 27 pointers_(pointers), |
28 deopt_mode_(mode) { } | 28 deopt_mode_(mode) { } |
29 virtual ~SafepointGenerator() {} | 29 virtual ~SafepointGenerator() {} |
30 | 30 |
31 void BeforeCall(int call_size) const OVERRIDE {} | 31 void BeforeCall(int call_size) const override {} |
32 | 32 |
33 void AfterCall() const OVERRIDE { | 33 void AfterCall() const override { |
34 codegen_->RecordSafepoint(pointers_, deopt_mode_); | 34 codegen_->RecordSafepoint(pointers_, deopt_mode_); |
35 } | 35 } |
36 | 36 |
37 private: | 37 private: |
38 LCodeGen* codegen_; | 38 LCodeGen* codegen_; |
39 LPointerMap* pointers_; | 39 LPointerMap* pointers_; |
40 Safepoint::DeoptMode deopt_mode_; | 40 Safepoint::DeoptMode deopt_mode_; |
41 }; | 41 }; |
42 | 42 |
43 | 43 |
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2776 InstanceofStub stub(isolate(), InstanceofStub::kArgsInRegisters); | 2776 InstanceofStub stub(isolate(), InstanceofStub::kArgsInRegisters); |
2777 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); | 2777 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); |
2778 | 2778 |
2779 __ cmp(r0, Operand::Zero()); | 2779 __ cmp(r0, Operand::Zero()); |
2780 __ mov(r0, Operand(factory()->false_value()), LeaveCC, ne); | 2780 __ mov(r0, Operand(factory()->false_value()), LeaveCC, ne); |
2781 __ mov(r0, Operand(factory()->true_value()), LeaveCC, eq); | 2781 __ mov(r0, Operand(factory()->true_value()), LeaveCC, eq); |
2782 } | 2782 } |
2783 | 2783 |
2784 | 2784 |
2785 void LCodeGen::DoInstanceOfKnownGlobal(LInstanceOfKnownGlobal* instr) { | 2785 void LCodeGen::DoInstanceOfKnownGlobal(LInstanceOfKnownGlobal* instr) { |
2786 class DeferredInstanceOfKnownGlobal FINAL : public LDeferredCode { | 2786 class DeferredInstanceOfKnownGlobal final : public LDeferredCode { |
2787 public: | 2787 public: |
2788 DeferredInstanceOfKnownGlobal(LCodeGen* codegen, | 2788 DeferredInstanceOfKnownGlobal(LCodeGen* codegen, |
2789 LInstanceOfKnownGlobal* instr) | 2789 LInstanceOfKnownGlobal* instr) |
2790 : LDeferredCode(codegen), instr_(instr) { } | 2790 : LDeferredCode(codegen), instr_(instr) { } |
2791 void Generate() OVERRIDE { | 2791 void Generate() override { |
2792 codegen()->DoDeferredInstanceOfKnownGlobal(instr_, &map_check_, | 2792 codegen()->DoDeferredInstanceOfKnownGlobal(instr_, &map_check_, |
2793 &load_bool_); | 2793 &load_bool_); |
2794 } | 2794 } |
2795 LInstruction* instr() OVERRIDE { return instr_; } | 2795 LInstruction* instr() override { return instr_; } |
2796 Label* map_check() { return &map_check_; } | 2796 Label* map_check() { return &map_check_; } |
2797 Label* load_bool() { return &load_bool_; } | 2797 Label* load_bool() { return &load_bool_; } |
2798 | 2798 |
2799 private: | 2799 private: |
2800 LInstanceOfKnownGlobal* instr_; | 2800 LInstanceOfKnownGlobal* instr_; |
2801 Label map_check_; | 2801 Label map_check_; |
2802 Label load_bool_; | 2802 Label load_bool_; |
2803 }; | 2803 }; |
2804 | 2804 |
2805 DeferredInstanceOfKnownGlobal* deferred; | 2805 DeferredInstanceOfKnownGlobal* deferred; |
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3719 // will clear the V (overflow) flag and rsb won't set this flag | 3719 // will clear the V (overflow) flag and rsb won't set this flag |
3720 // if input is positive. | 3720 // if input is positive. |
3721 __ rsb(result, input, Operand::Zero(), SetCC, mi); | 3721 __ rsb(result, input, Operand::Zero(), SetCC, mi); |
3722 // Deoptimize on overflow. | 3722 // Deoptimize on overflow. |
3723 DeoptimizeIf(vs, instr, Deoptimizer::kOverflow); | 3723 DeoptimizeIf(vs, instr, Deoptimizer::kOverflow); |
3724 } | 3724 } |
3725 | 3725 |
3726 | 3726 |
3727 void LCodeGen::DoMathAbs(LMathAbs* instr) { | 3727 void LCodeGen::DoMathAbs(LMathAbs* instr) { |
3728 // Class for deferred case. | 3728 // Class for deferred case. |
3729 class DeferredMathAbsTaggedHeapNumber FINAL : public LDeferredCode { | 3729 class DeferredMathAbsTaggedHeapNumber final : public LDeferredCode { |
3730 public: | 3730 public: |
3731 DeferredMathAbsTaggedHeapNumber(LCodeGen* codegen, LMathAbs* instr) | 3731 DeferredMathAbsTaggedHeapNumber(LCodeGen* codegen, LMathAbs* instr) |
3732 : LDeferredCode(codegen), instr_(instr) { } | 3732 : LDeferredCode(codegen), instr_(instr) { } |
3733 void Generate() OVERRIDE { | 3733 void Generate() override { |
3734 codegen()->DoDeferredMathAbsTaggedHeapNumber(instr_); | 3734 codegen()->DoDeferredMathAbsTaggedHeapNumber(instr_); |
3735 } | 3735 } |
3736 LInstruction* instr() OVERRIDE { return instr_; } | 3736 LInstruction* instr() override { return instr_; } |
3737 | 3737 |
3738 private: | 3738 private: |
3739 LMathAbs* instr_; | 3739 LMathAbs* instr_; |
3740 }; | 3740 }; |
3741 | 3741 |
3742 Representation r = instr->hydrogen()->value()->representation(); | 3742 Representation r = instr->hydrogen()->value()->representation(); |
3743 if (r.IsDouble()) { | 3743 if (r.IsDouble()) { |
3744 DwVfpRegister input = ToDoubleRegister(instr->value()); | 3744 DwVfpRegister input = ToDoubleRegister(instr->value()); |
3745 DwVfpRegister result = ToDoubleRegister(instr->result()); | 3745 DwVfpRegister result = ToDoubleRegister(instr->result()); |
3746 __ vabs(result, input); | 3746 __ vabs(result, input); |
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4537 DCHECK(ToRegister(instr->left()).is(r1)); | 4537 DCHECK(ToRegister(instr->left()).is(r1)); |
4538 DCHECK(ToRegister(instr->right()).is(r0)); | 4538 DCHECK(ToRegister(instr->right()).is(r0)); |
4539 StringAddStub stub(isolate(), | 4539 StringAddStub stub(isolate(), |
4540 instr->hydrogen()->flags(), | 4540 instr->hydrogen()->flags(), |
4541 instr->hydrogen()->pretenure_flag()); | 4541 instr->hydrogen()->pretenure_flag()); |
4542 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); | 4542 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); |
4543 } | 4543 } |
4544 | 4544 |
4545 | 4545 |
4546 void LCodeGen::DoStringCharCodeAt(LStringCharCodeAt* instr) { | 4546 void LCodeGen::DoStringCharCodeAt(LStringCharCodeAt* instr) { |
4547 class DeferredStringCharCodeAt FINAL : public LDeferredCode { | 4547 class DeferredStringCharCodeAt final : public LDeferredCode { |
4548 public: | 4548 public: |
4549 DeferredStringCharCodeAt(LCodeGen* codegen, LStringCharCodeAt* instr) | 4549 DeferredStringCharCodeAt(LCodeGen* codegen, LStringCharCodeAt* instr) |
4550 : LDeferredCode(codegen), instr_(instr) { } | 4550 : LDeferredCode(codegen), instr_(instr) { } |
4551 void Generate() OVERRIDE { codegen()->DoDeferredStringCharCodeAt(instr_); } | 4551 void Generate() override { codegen()->DoDeferredStringCharCodeAt(instr_); } |
4552 LInstruction* instr() OVERRIDE { return instr_; } | 4552 LInstruction* instr() override { return instr_; } |
4553 | 4553 |
4554 private: | 4554 private: |
4555 LStringCharCodeAt* instr_; | 4555 LStringCharCodeAt* instr_; |
4556 }; | 4556 }; |
4557 | 4557 |
4558 DeferredStringCharCodeAt* deferred = | 4558 DeferredStringCharCodeAt* deferred = |
4559 new(zone()) DeferredStringCharCodeAt(this, instr); | 4559 new(zone()) DeferredStringCharCodeAt(this, instr); |
4560 | 4560 |
4561 StringCharLoadGenerator::Generate(masm(), | 4561 StringCharLoadGenerator::Generate(masm(), |
4562 ToRegister(instr->string()), | 4562 ToRegister(instr->string()), |
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4592 } | 4592 } |
4593 CallRuntimeFromDeferred(Runtime::kStringCharCodeAtRT, 2, instr, | 4593 CallRuntimeFromDeferred(Runtime::kStringCharCodeAtRT, 2, instr, |
4594 instr->context()); | 4594 instr->context()); |
4595 __ AssertSmi(r0); | 4595 __ AssertSmi(r0); |
4596 __ SmiUntag(r0); | 4596 __ SmiUntag(r0); |
4597 __ StoreToSafepointRegisterSlot(r0, result); | 4597 __ StoreToSafepointRegisterSlot(r0, result); |
4598 } | 4598 } |
4599 | 4599 |
4600 | 4600 |
4601 void LCodeGen::DoStringCharFromCode(LStringCharFromCode* instr) { | 4601 void LCodeGen::DoStringCharFromCode(LStringCharFromCode* instr) { |
4602 class DeferredStringCharFromCode FINAL : public LDeferredCode { | 4602 class DeferredStringCharFromCode final : public LDeferredCode { |
4603 public: | 4603 public: |
4604 DeferredStringCharFromCode(LCodeGen* codegen, LStringCharFromCode* instr) | 4604 DeferredStringCharFromCode(LCodeGen* codegen, LStringCharFromCode* instr) |
4605 : LDeferredCode(codegen), instr_(instr) { } | 4605 : LDeferredCode(codegen), instr_(instr) { } |
4606 void Generate() OVERRIDE { | 4606 void Generate() override { |
4607 codegen()->DoDeferredStringCharFromCode(instr_); | 4607 codegen()->DoDeferredStringCharFromCode(instr_); |
4608 } | 4608 } |
4609 LInstruction* instr() OVERRIDE { return instr_; } | 4609 LInstruction* instr() override { return instr_; } |
4610 | 4610 |
4611 private: | 4611 private: |
4612 LStringCharFromCode* instr_; | 4612 LStringCharFromCode* instr_; |
4613 }; | 4613 }; |
4614 | 4614 |
4615 DeferredStringCharFromCode* deferred = | 4615 DeferredStringCharFromCode* deferred = |
4616 new(zone()) DeferredStringCharFromCode(this, instr); | 4616 new(zone()) DeferredStringCharFromCode(this, instr); |
4617 | 4617 |
4618 DCHECK(instr->hydrogen()->value()->representation().IsInteger32()); | 4618 DCHECK(instr->hydrogen()->value()->representation().IsInteger32()); |
4619 Register char_code = ToRegister(instr->char_code()); | 4619 Register char_code = ToRegister(instr->char_code()); |
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4670 LOperand* input = instr->value(); | 4670 LOperand* input = instr->value(); |
4671 LOperand* output = instr->result(); | 4671 LOperand* output = instr->result(); |
4672 | 4672 |
4673 SwVfpRegister flt_scratch = double_scratch0().low(); | 4673 SwVfpRegister flt_scratch = double_scratch0().low(); |
4674 __ vmov(flt_scratch, ToRegister(input)); | 4674 __ vmov(flt_scratch, ToRegister(input)); |
4675 __ vcvt_f64_u32(ToDoubleRegister(output), flt_scratch); | 4675 __ vcvt_f64_u32(ToDoubleRegister(output), flt_scratch); |
4676 } | 4676 } |
4677 | 4677 |
4678 | 4678 |
4679 void LCodeGen::DoNumberTagI(LNumberTagI* instr) { | 4679 void LCodeGen::DoNumberTagI(LNumberTagI* instr) { |
4680 class DeferredNumberTagI FINAL : public LDeferredCode { | 4680 class DeferredNumberTagI final : public LDeferredCode { |
4681 public: | 4681 public: |
4682 DeferredNumberTagI(LCodeGen* codegen, LNumberTagI* instr) | 4682 DeferredNumberTagI(LCodeGen* codegen, LNumberTagI* instr) |
4683 : LDeferredCode(codegen), instr_(instr) { } | 4683 : LDeferredCode(codegen), instr_(instr) { } |
4684 void Generate() OVERRIDE { | 4684 void Generate() override { |
4685 codegen()->DoDeferredNumberTagIU(instr_, | 4685 codegen()->DoDeferredNumberTagIU(instr_, |
4686 instr_->value(), | 4686 instr_->value(), |
4687 instr_->temp1(), | 4687 instr_->temp1(), |
4688 instr_->temp2(), | 4688 instr_->temp2(), |
4689 SIGNED_INT32); | 4689 SIGNED_INT32); |
4690 } | 4690 } |
4691 LInstruction* instr() OVERRIDE { return instr_; } | 4691 LInstruction* instr() override { return instr_; } |
4692 | 4692 |
4693 private: | 4693 private: |
4694 LNumberTagI* instr_; | 4694 LNumberTagI* instr_; |
4695 }; | 4695 }; |
4696 | 4696 |
4697 Register src = ToRegister(instr->value()); | 4697 Register src = ToRegister(instr->value()); |
4698 Register dst = ToRegister(instr->result()); | 4698 Register dst = ToRegister(instr->result()); |
4699 | 4699 |
4700 DeferredNumberTagI* deferred = new(zone()) DeferredNumberTagI(this, instr); | 4700 DeferredNumberTagI* deferred = new(zone()) DeferredNumberTagI(this, instr); |
4701 __ SmiTag(dst, src, SetCC); | 4701 __ SmiTag(dst, src, SetCC); |
4702 __ b(vs, deferred->entry()); | 4702 __ b(vs, deferred->entry()); |
4703 __ bind(deferred->exit()); | 4703 __ bind(deferred->exit()); |
4704 } | 4704 } |
4705 | 4705 |
4706 | 4706 |
4707 void LCodeGen::DoNumberTagU(LNumberTagU* instr) { | 4707 void LCodeGen::DoNumberTagU(LNumberTagU* instr) { |
4708 class DeferredNumberTagU FINAL : public LDeferredCode { | 4708 class DeferredNumberTagU final : public LDeferredCode { |
4709 public: | 4709 public: |
4710 DeferredNumberTagU(LCodeGen* codegen, LNumberTagU* instr) | 4710 DeferredNumberTagU(LCodeGen* codegen, LNumberTagU* instr) |
4711 : LDeferredCode(codegen), instr_(instr) { } | 4711 : LDeferredCode(codegen), instr_(instr) { } |
4712 void Generate() OVERRIDE { | 4712 void Generate() override { |
4713 codegen()->DoDeferredNumberTagIU(instr_, | 4713 codegen()->DoDeferredNumberTagIU(instr_, |
4714 instr_->value(), | 4714 instr_->value(), |
4715 instr_->temp1(), | 4715 instr_->temp1(), |
4716 instr_->temp2(), | 4716 instr_->temp2(), |
4717 UNSIGNED_INT32); | 4717 UNSIGNED_INT32); |
4718 } | 4718 } |
4719 LInstruction* instr() OVERRIDE { return instr_; } | 4719 LInstruction* instr() override { return instr_; } |
4720 | 4720 |
4721 private: | 4721 private: |
4722 LNumberTagU* instr_; | 4722 LNumberTagU* instr_; |
4723 }; | 4723 }; |
4724 | 4724 |
4725 Register input = ToRegister(instr->value()); | 4725 Register input = ToRegister(instr->value()); |
4726 Register result = ToRegister(instr->result()); | 4726 Register result = ToRegister(instr->result()); |
4727 | 4727 |
4728 DeferredNumberTagU* deferred = new(zone()) DeferredNumberTagU(this, instr); | 4728 DeferredNumberTagU* deferred = new(zone()) DeferredNumberTagU(this, instr); |
4729 __ cmp(input, Operand(Smi::kMaxValue)); | 4729 __ cmp(input, Operand(Smi::kMaxValue)); |
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4793 | 4793 |
4794 // Done. Put the value in dbl_scratch into the value of the allocated heap | 4794 // Done. Put the value in dbl_scratch into the value of the allocated heap |
4795 // number. | 4795 // number. |
4796 __ bind(&done); | 4796 __ bind(&done); |
4797 __ vstr(dbl_scratch, dst, HeapNumber::kValueOffset); | 4797 __ vstr(dbl_scratch, dst, HeapNumber::kValueOffset); |
4798 __ add(dst, dst, Operand(kHeapObjectTag)); | 4798 __ add(dst, dst, Operand(kHeapObjectTag)); |
4799 } | 4799 } |
4800 | 4800 |
4801 | 4801 |
4802 void LCodeGen::DoNumberTagD(LNumberTagD* instr) { | 4802 void LCodeGen::DoNumberTagD(LNumberTagD* instr) { |
4803 class DeferredNumberTagD FINAL : public LDeferredCode { | 4803 class DeferredNumberTagD final : public LDeferredCode { |
4804 public: | 4804 public: |
4805 DeferredNumberTagD(LCodeGen* codegen, LNumberTagD* instr) | 4805 DeferredNumberTagD(LCodeGen* codegen, LNumberTagD* instr) |
4806 : LDeferredCode(codegen), instr_(instr) { } | 4806 : LDeferredCode(codegen), instr_(instr) { } |
4807 void Generate() OVERRIDE { codegen()->DoDeferredNumberTagD(instr_); } | 4807 void Generate() override { codegen()->DoDeferredNumberTagD(instr_); } |
4808 LInstruction* instr() OVERRIDE { return instr_; } | 4808 LInstruction* instr() override { return instr_; } |
4809 | 4809 |
4810 private: | 4810 private: |
4811 LNumberTagD* instr_; | 4811 LNumberTagD* instr_; |
4812 }; | 4812 }; |
4813 | 4813 |
4814 DwVfpRegister input_reg = ToDoubleRegister(instr->value()); | 4814 DwVfpRegister input_reg = ToDoubleRegister(instr->value()); |
4815 Register scratch = scratch0(); | 4815 Register scratch = scratch0(); |
4816 Register reg = ToRegister(instr->result()); | 4816 Register reg = ToRegister(instr->result()); |
4817 Register temp1 = ToRegister(instr->temp()); | 4817 Register temp1 = ToRegister(instr->temp()); |
4818 Register temp2 = ToRegister(instr->temp2()); | 4818 Register temp2 = ToRegister(instr->temp2()); |
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5011 __ VmovHigh(scratch1, double_scratch2); | 5011 __ VmovHigh(scratch1, double_scratch2); |
5012 __ tst(scratch1, Operand(HeapNumber::kSignMask)); | 5012 __ tst(scratch1, Operand(HeapNumber::kSignMask)); |
5013 DeoptimizeIf(ne, instr, Deoptimizer::kMinusZero); | 5013 DeoptimizeIf(ne, instr, Deoptimizer::kMinusZero); |
5014 } | 5014 } |
5015 } | 5015 } |
5016 __ bind(&done); | 5016 __ bind(&done); |
5017 } | 5017 } |
5018 | 5018 |
5019 | 5019 |
5020 void LCodeGen::DoTaggedToI(LTaggedToI* instr) { | 5020 void LCodeGen::DoTaggedToI(LTaggedToI* instr) { |
5021 class DeferredTaggedToI FINAL : public LDeferredCode { | 5021 class DeferredTaggedToI final : public LDeferredCode { |
5022 public: | 5022 public: |
5023 DeferredTaggedToI(LCodeGen* codegen, LTaggedToI* instr) | 5023 DeferredTaggedToI(LCodeGen* codegen, LTaggedToI* instr) |
5024 : LDeferredCode(codegen), instr_(instr) { } | 5024 : LDeferredCode(codegen), instr_(instr) { } |
5025 void Generate() OVERRIDE { codegen()->DoDeferredTaggedToI(instr_); } | 5025 void Generate() override { codegen()->DoDeferredTaggedToI(instr_); } |
5026 LInstruction* instr() OVERRIDE { return instr_; } | 5026 LInstruction* instr() override { return instr_; } |
5027 | 5027 |
5028 private: | 5028 private: |
5029 LTaggedToI* instr_; | 5029 LTaggedToI* instr_; |
5030 }; | 5030 }; |
5031 | 5031 |
5032 LOperand* input = instr->value(); | 5032 LOperand* input = instr->value(); |
5033 DCHECK(input->IsRegister()); | 5033 DCHECK(input->IsRegister()); |
5034 DCHECK(input->Equals(instr->result())); | 5034 DCHECK(input->Equals(instr->result())); |
5035 | 5035 |
5036 Register input_reg = ToRegister(input); | 5036 Register input_reg = ToRegister(input); |
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5205 RecordSafepointWithRegisters( | 5205 RecordSafepointWithRegisters( |
5206 instr->pointer_map(), 1, Safepoint::kNoLazyDeopt); | 5206 instr->pointer_map(), 1, Safepoint::kNoLazyDeopt); |
5207 __ StoreToSafepointRegisterSlot(r0, scratch0()); | 5207 __ StoreToSafepointRegisterSlot(r0, scratch0()); |
5208 } | 5208 } |
5209 __ tst(scratch0(), Operand(kSmiTagMask)); | 5209 __ tst(scratch0(), Operand(kSmiTagMask)); |
5210 DeoptimizeIf(eq, instr, Deoptimizer::kInstanceMigrationFailed); | 5210 DeoptimizeIf(eq, instr, Deoptimizer::kInstanceMigrationFailed); |
5211 } | 5211 } |
5212 | 5212 |
5213 | 5213 |
5214 void LCodeGen::DoCheckMaps(LCheckMaps* instr) { | 5214 void LCodeGen::DoCheckMaps(LCheckMaps* instr) { |
5215 class DeferredCheckMaps FINAL : public LDeferredCode { | 5215 class DeferredCheckMaps final : public LDeferredCode { |
5216 public: | 5216 public: |
5217 DeferredCheckMaps(LCodeGen* codegen, LCheckMaps* instr, Register object) | 5217 DeferredCheckMaps(LCodeGen* codegen, LCheckMaps* instr, Register object) |
5218 : LDeferredCode(codegen), instr_(instr), object_(object) { | 5218 : LDeferredCode(codegen), instr_(instr), object_(object) { |
5219 SetExit(check_maps()); | 5219 SetExit(check_maps()); |
5220 } | 5220 } |
5221 void Generate() OVERRIDE { | 5221 void Generate() override { |
5222 codegen()->DoDeferredInstanceMigration(instr_, object_); | 5222 codegen()->DoDeferredInstanceMigration(instr_, object_); |
5223 } | 5223 } |
5224 Label* check_maps() { return &check_maps_; } | 5224 Label* check_maps() { return &check_maps_; } |
5225 LInstruction* instr() OVERRIDE { return instr_; } | 5225 LInstruction* instr() override { return instr_; } |
5226 | 5226 |
5227 private: | 5227 private: |
5228 LCheckMaps* instr_; | 5228 LCheckMaps* instr_; |
5229 Label check_maps_; | 5229 Label check_maps_; |
5230 Register object_; | 5230 Register object_; |
5231 }; | 5231 }; |
5232 | 5232 |
5233 if (instr->hydrogen()->IsStabilityCheck()) { | 5233 if (instr->hydrogen()->IsStabilityCheck()) { |
5234 const UniqueSet<Map>* maps = instr->hydrogen()->maps(); | 5234 const UniqueSet<Map>* maps = instr->hydrogen()->maps(); |
5235 for (int i = 0; i < maps->size(); ++i) { | 5235 for (int i = 0; i < maps->size(); ++i) { |
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5336 void LCodeGen::DoConstructDouble(LConstructDouble* instr) { | 5336 void LCodeGen::DoConstructDouble(LConstructDouble* instr) { |
5337 Register hi_reg = ToRegister(instr->hi()); | 5337 Register hi_reg = ToRegister(instr->hi()); |
5338 Register lo_reg = ToRegister(instr->lo()); | 5338 Register lo_reg = ToRegister(instr->lo()); |
5339 DwVfpRegister result_reg = ToDoubleRegister(instr->result()); | 5339 DwVfpRegister result_reg = ToDoubleRegister(instr->result()); |
5340 __ VmovHigh(result_reg, hi_reg); | 5340 __ VmovHigh(result_reg, hi_reg); |
5341 __ VmovLow(result_reg, lo_reg); | 5341 __ VmovLow(result_reg, lo_reg); |
5342 } | 5342 } |
5343 | 5343 |
5344 | 5344 |
5345 void LCodeGen::DoAllocate(LAllocate* instr) { | 5345 void LCodeGen::DoAllocate(LAllocate* instr) { |
5346 class DeferredAllocate FINAL : public LDeferredCode { | 5346 class DeferredAllocate final : public LDeferredCode { |
5347 public: | 5347 public: |
5348 DeferredAllocate(LCodeGen* codegen, LAllocate* instr) | 5348 DeferredAllocate(LCodeGen* codegen, LAllocate* instr) |
5349 : LDeferredCode(codegen), instr_(instr) { } | 5349 : LDeferredCode(codegen), instr_(instr) { } |
5350 void Generate() OVERRIDE { codegen()->DoDeferredAllocate(instr_); } | 5350 void Generate() override { codegen()->DoDeferredAllocate(instr_); } |
5351 LInstruction* instr() OVERRIDE { return instr_; } | 5351 LInstruction* instr() override { return instr_; } |
5352 | 5352 |
5353 private: | 5353 private: |
5354 LAllocate* instr_; | 5354 LAllocate* instr_; |
5355 }; | 5355 }; |
5356 | 5356 |
5357 DeferredAllocate* deferred = | 5357 DeferredAllocate* deferred = |
5358 new(zone()) DeferredAllocate(this, instr); | 5358 new(zone()) DeferredAllocate(this, instr); |
5359 | 5359 |
5360 Register result = ToRegister(instr->result()); | 5360 Register result = ToRegister(instr->result()); |
5361 Register scratch = ToRegister(instr->temp1()); | 5361 Register scratch = ToRegister(instr->temp1()); |
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5692 __ CallRuntimeSaveDoubles(Runtime::kStackGuard); | 5692 __ CallRuntimeSaveDoubles(Runtime::kStackGuard); |
5693 RecordSafepointWithLazyDeopt( | 5693 RecordSafepointWithLazyDeopt( |
5694 instr, RECORD_SAFEPOINT_WITH_REGISTERS_AND_NO_ARGUMENTS); | 5694 instr, RECORD_SAFEPOINT_WITH_REGISTERS_AND_NO_ARGUMENTS); |
5695 DCHECK(instr->HasEnvironment()); | 5695 DCHECK(instr->HasEnvironment()); |
5696 LEnvironment* env = instr->environment(); | 5696 LEnvironment* env = instr->environment(); |
5697 safepoints_.RecordLazyDeoptimizationIndex(env->deoptimization_index()); | 5697 safepoints_.RecordLazyDeoptimizationIndex(env->deoptimization_index()); |
5698 } | 5698 } |
5699 | 5699 |
5700 | 5700 |
5701 void LCodeGen::DoStackCheck(LStackCheck* instr) { | 5701 void LCodeGen::DoStackCheck(LStackCheck* instr) { |
5702 class DeferredStackCheck FINAL : public LDeferredCode { | 5702 class DeferredStackCheck final : public LDeferredCode { |
5703 public: | 5703 public: |
5704 DeferredStackCheck(LCodeGen* codegen, LStackCheck* instr) | 5704 DeferredStackCheck(LCodeGen* codegen, LStackCheck* instr) |
5705 : LDeferredCode(codegen), instr_(instr) { } | 5705 : LDeferredCode(codegen), instr_(instr) { } |
5706 void Generate() OVERRIDE { codegen()->DoDeferredStackCheck(instr_); } | 5706 void Generate() override { codegen()->DoDeferredStackCheck(instr_); } |
5707 LInstruction* instr() OVERRIDE { return instr_; } | 5707 LInstruction* instr() override { return instr_; } |
5708 | 5708 |
5709 private: | 5709 private: |
5710 LStackCheck* instr_; | 5710 LStackCheck* instr_; |
5711 }; | 5711 }; |
5712 | 5712 |
5713 DCHECK(instr->HasEnvironment()); | 5713 DCHECK(instr->HasEnvironment()); |
5714 LEnvironment* env = instr->environment(); | 5714 LEnvironment* env = instr->environment(); |
5715 // There is no LLazyBailout instruction for stack-checks. We have to | 5715 // There is no LLazyBailout instruction for stack-checks. We have to |
5716 // prepare for lazy deoptimization explicitly here. | 5716 // prepare for lazy deoptimization explicitly here. |
5717 if (instr->hydrogen()->is_function_entry()) { | 5717 if (instr->hydrogen()->is_function_entry()) { |
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5831 __ Push(index); | 5831 __ Push(index); |
5832 __ mov(cp, Operand::Zero()); | 5832 __ mov(cp, Operand::Zero()); |
5833 __ CallRuntimeSaveDoubles(Runtime::kLoadMutableDouble); | 5833 __ CallRuntimeSaveDoubles(Runtime::kLoadMutableDouble); |
5834 RecordSafepointWithRegisters( | 5834 RecordSafepointWithRegisters( |
5835 instr->pointer_map(), 2, Safepoint::kNoLazyDeopt); | 5835 instr->pointer_map(), 2, Safepoint::kNoLazyDeopt); |
5836 __ StoreToSafepointRegisterSlot(r0, result); | 5836 __ StoreToSafepointRegisterSlot(r0, result); |
5837 } | 5837 } |
5838 | 5838 |
5839 | 5839 |
5840 void LCodeGen::DoLoadFieldByIndex(LLoadFieldByIndex* instr) { | 5840 void LCodeGen::DoLoadFieldByIndex(LLoadFieldByIndex* instr) { |
5841 class DeferredLoadMutableDouble FINAL : public LDeferredCode { | 5841 class DeferredLoadMutableDouble final : public LDeferredCode { |
5842 public: | 5842 public: |
5843 DeferredLoadMutableDouble(LCodeGen* codegen, | 5843 DeferredLoadMutableDouble(LCodeGen* codegen, |
5844 LLoadFieldByIndex* instr, | 5844 LLoadFieldByIndex* instr, |
5845 Register result, | 5845 Register result, |
5846 Register object, | 5846 Register object, |
5847 Register index) | 5847 Register index) |
5848 : LDeferredCode(codegen), | 5848 : LDeferredCode(codegen), |
5849 instr_(instr), | 5849 instr_(instr), |
5850 result_(result), | 5850 result_(result), |
5851 object_(object), | 5851 object_(object), |
5852 index_(index) { | 5852 index_(index) { |
5853 } | 5853 } |
5854 void Generate() OVERRIDE { | 5854 void Generate() override { |
5855 codegen()->DoDeferredLoadMutableDouble(instr_, result_, object_, index_); | 5855 codegen()->DoDeferredLoadMutableDouble(instr_, result_, object_, index_); |
5856 } | 5856 } |
5857 LInstruction* instr() OVERRIDE { return instr_; } | 5857 LInstruction* instr() override { return instr_; } |
5858 | 5858 |
5859 private: | 5859 private: |
5860 LLoadFieldByIndex* instr_; | 5860 LLoadFieldByIndex* instr_; |
5861 Register result_; | 5861 Register result_; |
5862 Register object_; | 5862 Register object_; |
5863 Register index_; | 5863 Register index_; |
5864 }; | 5864 }; |
5865 | 5865 |
5866 Register object = ToRegister(instr->object()); | 5866 Register object = ToRegister(instr->object()); |
5867 Register index = ToRegister(instr->index()); | 5867 Register index = ToRegister(instr->index()); |
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5909 __ Push(scope_info); | 5909 __ Push(scope_info); |
5910 __ push(ToRegister(instr->function())); | 5910 __ push(ToRegister(instr->function())); |
5911 CallRuntime(Runtime::kPushBlockContext, 2, instr); | 5911 CallRuntime(Runtime::kPushBlockContext, 2, instr); |
5912 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5912 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5913 } | 5913 } |
5914 | 5914 |
5915 | 5915 |
5916 #undef __ | 5916 #undef __ |
5917 | 5917 |
5918 } } // namespace v8::internal | 5918 } } // namespace v8::internal |
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