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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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 #if V8_TARGET_ARCH_ARM64 | 5 #if V8_TARGET_ARCH_ARM64 |
6 | 6 |
7 #include "src/code-stubs.h" | 7 #include "src/code-stubs.h" |
8 #include "src/api-arguments.h" | 8 #include "src/api-arguments.h" |
9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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3536 HandleArrayCases(masm, feedback, receiver_map, scratch1, x7, false, &miss); | 3536 HandleArrayCases(masm, feedback, receiver_map, scratch1, x7, false, &miss); |
3537 | 3537 |
3538 __ Bind(&miss); | 3538 __ Bind(&miss); |
3539 KeyedLoadIC::GenerateMiss(masm); | 3539 KeyedLoadIC::GenerateMiss(masm); |
3540 | 3540 |
3541 __ Bind(&load_smi_map); | 3541 __ Bind(&load_smi_map); |
3542 __ LoadRoot(receiver_map, Heap::kHeapNumberMapRootIndex); | 3542 __ LoadRoot(receiver_map, Heap::kHeapNumberMapRootIndex); |
3543 __ jmp(&compare_map); | 3543 __ jmp(&compare_map); |
3544 } | 3544 } |
3545 | 3545 |
3546 | 3546 void StoreICTrampolineStub::Generate(MacroAssembler* masm) { |
3547 void VectorStoreICTrampolineStub::Generate(MacroAssembler* masm) { | |
3548 __ EmitLoadTypeFeedbackVector(VectorStoreICDescriptor::VectorRegister()); | 3547 __ EmitLoadTypeFeedbackVector(VectorStoreICDescriptor::VectorRegister()); |
3549 VectorStoreICStub stub(isolate(), state()); | 3548 StoreICStub stub(isolate(), state()); |
3550 stub.GenerateForTrampoline(masm); | 3549 stub.GenerateForTrampoline(masm); |
3551 } | 3550 } |
3552 | 3551 |
3553 | 3552 void KeyedStoreICTrampolineStub::Generate(MacroAssembler* masm) { |
3554 void VectorKeyedStoreICTrampolineStub::Generate(MacroAssembler* masm) { | |
3555 __ EmitLoadTypeFeedbackVector(VectorStoreICDescriptor::VectorRegister()); | 3553 __ EmitLoadTypeFeedbackVector(VectorStoreICDescriptor::VectorRegister()); |
3556 VectorKeyedStoreICStub stub(isolate(), state()); | 3554 KeyedStoreICStub stub(isolate(), state()); |
3557 stub.GenerateForTrampoline(masm); | 3555 stub.GenerateForTrampoline(masm); |
3558 } | 3556 } |
3559 | 3557 |
| 3558 void StoreICStub::Generate(MacroAssembler* masm) { GenerateImpl(masm, false); } |
3560 | 3559 |
3561 void VectorStoreICStub::Generate(MacroAssembler* masm) { | 3560 void StoreICStub::GenerateForTrampoline(MacroAssembler* masm) { |
3562 GenerateImpl(masm, false); | |
3563 } | |
3564 | |
3565 | |
3566 void VectorStoreICStub::GenerateForTrampoline(MacroAssembler* masm) { | |
3567 GenerateImpl(masm, true); | 3561 GenerateImpl(masm, true); |
3568 } | 3562 } |
3569 | 3563 |
3570 | 3564 void StoreICStub::GenerateImpl(MacroAssembler* masm, bool in_frame) { |
3571 void VectorStoreICStub::GenerateImpl(MacroAssembler* masm, bool in_frame) { | |
3572 Register receiver = VectorStoreICDescriptor::ReceiverRegister(); // x1 | 3565 Register receiver = VectorStoreICDescriptor::ReceiverRegister(); // x1 |
3573 Register key = VectorStoreICDescriptor::NameRegister(); // x2 | 3566 Register key = VectorStoreICDescriptor::NameRegister(); // x2 |
3574 Register vector = VectorStoreICDescriptor::VectorRegister(); // x3 | 3567 Register vector = VectorStoreICDescriptor::VectorRegister(); // x3 |
3575 Register slot = VectorStoreICDescriptor::SlotRegister(); // x4 | 3568 Register slot = VectorStoreICDescriptor::SlotRegister(); // x4 |
3576 DCHECK(VectorStoreICDescriptor::ValueRegister().is(x0)); // x0 | 3569 DCHECK(VectorStoreICDescriptor::ValueRegister().is(x0)); // x0 |
3577 Register feedback = x5; | 3570 Register feedback = x5; |
3578 Register receiver_map = x6; | 3571 Register receiver_map = x6; |
3579 Register scratch1 = x7; | 3572 Register scratch1 = x7; |
3580 | 3573 |
3581 __ Add(feedback, vector, Operand::UntagSmiAndScale(slot, kPointerSizeLog2)); | 3574 __ Add(feedback, vector, Operand::UntagSmiAndScale(slot, kPointerSizeLog2)); |
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3601 masm, receiver, key, feedback, receiver_map, scratch1, x8); | 3594 masm, receiver, key, feedback, receiver_map, scratch1, x8); |
3602 | 3595 |
3603 __ Bind(&miss); | 3596 __ Bind(&miss); |
3604 StoreIC::GenerateMiss(masm); | 3597 StoreIC::GenerateMiss(masm); |
3605 | 3598 |
3606 __ Bind(&load_smi_map); | 3599 __ Bind(&load_smi_map); |
3607 __ LoadRoot(receiver_map, Heap::kHeapNumberMapRootIndex); | 3600 __ LoadRoot(receiver_map, Heap::kHeapNumberMapRootIndex); |
3608 __ jmp(&compare_map); | 3601 __ jmp(&compare_map); |
3609 } | 3602 } |
3610 | 3603 |
3611 | 3604 void KeyedStoreICStub::Generate(MacroAssembler* masm) { |
3612 void VectorKeyedStoreICStub::Generate(MacroAssembler* masm) { | |
3613 GenerateImpl(masm, false); | 3605 GenerateImpl(masm, false); |
3614 } | 3606 } |
3615 | 3607 |
3616 | 3608 void KeyedStoreICStub::GenerateForTrampoline(MacroAssembler* masm) { |
3617 void VectorKeyedStoreICStub::GenerateForTrampoline(MacroAssembler* masm) { | |
3618 GenerateImpl(masm, true); | 3609 GenerateImpl(masm, true); |
3619 } | 3610 } |
3620 | 3611 |
3621 | 3612 |
3622 static void HandlePolymorphicStoreCase(MacroAssembler* masm, Register feedback, | 3613 static void HandlePolymorphicStoreCase(MacroAssembler* masm, Register feedback, |
3623 Register receiver_map, Register scratch1, | 3614 Register receiver_map, Register scratch1, |
3624 Register scratch2, Label* miss) { | 3615 Register scratch2, Label* miss) { |
3625 // feedback initially contains the feedback array | 3616 // feedback initially contains the feedback array |
3626 Label next_loop, prepare_next; | 3617 Label next_loop, prepare_next; |
3627 Label start_polymorphic; | 3618 Label start_polymorphic; |
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3676 | 3667 |
3677 __ Bind(&prepare_next); | 3668 __ Bind(&prepare_next); |
3678 __ Add(pointer_reg, pointer_reg, kPointerSize * 3); | 3669 __ Add(pointer_reg, pointer_reg, kPointerSize * 3); |
3679 __ Cmp(pointer_reg, too_far); | 3670 __ Cmp(pointer_reg, too_far); |
3680 __ B(lt, &next_loop); | 3671 __ B(lt, &next_loop); |
3681 | 3672 |
3682 // We exhausted our array of map handler pairs. | 3673 // We exhausted our array of map handler pairs. |
3683 __ jmp(miss); | 3674 __ jmp(miss); |
3684 } | 3675 } |
3685 | 3676 |
3686 | 3677 void KeyedStoreICStub::GenerateImpl(MacroAssembler* masm, bool in_frame) { |
3687 void VectorKeyedStoreICStub::GenerateImpl(MacroAssembler* masm, bool in_frame) { | |
3688 Register receiver = VectorStoreICDescriptor::ReceiverRegister(); // x1 | 3678 Register receiver = VectorStoreICDescriptor::ReceiverRegister(); // x1 |
3689 Register key = VectorStoreICDescriptor::NameRegister(); // x2 | 3679 Register key = VectorStoreICDescriptor::NameRegister(); // x2 |
3690 Register vector = VectorStoreICDescriptor::VectorRegister(); // x3 | 3680 Register vector = VectorStoreICDescriptor::VectorRegister(); // x3 |
3691 Register slot = VectorStoreICDescriptor::SlotRegister(); // x4 | 3681 Register slot = VectorStoreICDescriptor::SlotRegister(); // x4 |
3692 DCHECK(VectorStoreICDescriptor::ValueRegister().is(x0)); // x0 | 3682 DCHECK(VectorStoreICDescriptor::ValueRegister().is(x0)); // x0 |
3693 Register feedback = x5; | 3683 Register feedback = x5; |
3694 Register receiver_map = x6; | 3684 Register receiver_map = x6; |
3695 Register scratch1 = x7; | 3685 Register scratch1 = x7; |
3696 | 3686 |
3697 __ Add(feedback, vector, Operand::UntagSmiAndScale(slot, kPointerSizeLog2)); | 3687 __ Add(feedback, vector, Operand::UntagSmiAndScale(slot, kPointerSizeLog2)); |
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5590 kStackUnwindSpace, NULL, spill_offset, | 5580 kStackUnwindSpace, NULL, spill_offset, |
5591 return_value_operand, NULL); | 5581 return_value_operand, NULL); |
5592 } | 5582 } |
5593 | 5583 |
5594 #undef __ | 5584 #undef __ |
5595 | 5585 |
5596 } // namespace internal | 5586 } // namespace internal |
5597 } // namespace v8 | 5587 } // namespace v8 |
5598 | 5588 |
5599 #endif // V8_TARGET_ARCH_ARM64 | 5589 #endif // V8_TARGET_ARCH_ARM64 |
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