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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/compiler/instruction-selector-impl.h" | 5 #include "src/compiler/instruction-selector-impl.h" |
| 6 #include "src/compiler/node-matchers.h" | 6 #include "src/compiler/node-matchers.h" |
| 7 #include "src/compiler/node-properties.h" | 7 #include "src/compiler/node-properties.h" |
| 8 | 8 |
| 9 namespace v8 { | 9 namespace v8 { |
| 10 namespace internal { | 10 namespace internal { |
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| 599 Node* base = node->InputAt(0); | 599 Node* base = node->InputAt(0); |
| 600 Node* index = node->InputAt(1); | 600 Node* index = node->InputAt(1); |
| 601 Node* value = node->InputAt(2); | 601 Node* value = node->InputAt(2); |
| 602 | 602 |
| 603 StoreRepresentation store_rep = StoreRepresentationOf(node->op()); | 603 StoreRepresentation store_rep = StoreRepresentationOf(node->op()); |
| 604 WriteBarrierKind write_barrier_kind = store_rep.write_barrier_kind(); | 604 WriteBarrierKind write_barrier_kind = store_rep.write_barrier_kind(); |
| 605 MachineRepresentation rep = store_rep.representation(); | 605 MachineRepresentation rep = store_rep.representation(); |
| 606 | 606 |
| 607 // TODO(arm64): I guess this could be done in a better way. | 607 // TODO(arm64): I guess this could be done in a better way. |
| 608 if (write_barrier_kind != kNoWriteBarrier) { | 608 if (write_barrier_kind != kNoWriteBarrier) { |
| 609 DCHECK_EQ(MachineRepresentation::kTagged, rep); | 609 DCHECK(CanBeTaggedPointer(rep)); |
| 610 AddressingMode addressing_mode; | 610 AddressingMode addressing_mode; |
| 611 InstructionOperand inputs[3]; | 611 InstructionOperand inputs[3]; |
| 612 size_t input_count = 0; | 612 size_t input_count = 0; |
| 613 inputs[input_count++] = g.UseUniqueRegister(base); | 613 inputs[input_count++] = g.UseUniqueRegister(base); |
| 614 // OutOfLineRecordWrite uses the index in an arithmetic instruction, so we | 614 // OutOfLineRecordWrite uses the index in an arithmetic instruction, so we |
| 615 // must check kArithmeticImm as well as kLoadStoreImm64. | 615 // must check kArithmeticImm as well as kLoadStoreImm64. |
| 616 if (g.CanBeImmediate(index, kArithmeticImm) && | 616 if (g.CanBeImmediate(index, kArithmeticImm) && |
| 617 g.CanBeImmediate(index, kLoadStoreImm64)) { | 617 g.CanBeImmediate(index, kLoadStoreImm64)) { |
| 618 inputs[input_count++] = g.UseImmediate(index); | 618 inputs[input_count++] = g.UseImmediate(index); |
| 619 addressing_mode = kMode_MRI; | 619 addressing_mode = kMode_MRI; |
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| 2790 // static | 2790 // static |
| 2791 MachineOperatorBuilder::AlignmentRequirements | 2791 MachineOperatorBuilder::AlignmentRequirements |
| 2792 InstructionSelector::AlignmentRequirements() { | 2792 InstructionSelector::AlignmentRequirements() { |
| 2793 return MachineOperatorBuilder::AlignmentRequirements:: | 2793 return MachineOperatorBuilder::AlignmentRequirements:: |
| 2794 FullUnalignedAccessSupport(); | 2794 FullUnalignedAccessSupport(); |
| 2795 } | 2795 } |
| 2796 | 2796 |
| 2797 } // namespace compiler | 2797 } // namespace compiler |
| 2798 } // namespace internal | 2798 } // namespace internal |
| 2799 } // namespace v8 | 2799 } // namespace v8 |
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