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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/base/adapters.h" | 5 #include "src/base/adapters.h" |
| 6 #include "src/base/bits.h" | 6 #include "src/base/bits.h" |
| 7 #include "src/compiler/instruction-selector-impl.h" | 7 #include "src/compiler/instruction-selector-impl.h" |
| 8 #include "src/compiler/node-matchers.h" | 8 #include "src/compiler/node-matchers.h" |
| 9 #include "src/compiler/node-properties.h" | 9 #include "src/compiler/node-properties.h" |
| 10 | 10 |
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| 205 Node* base = node->InputAt(0); | 205 Node* base = node->InputAt(0); |
| 206 Node* index = node->InputAt(1); | 206 Node* index = node->InputAt(1); |
| 207 Node* value = node->InputAt(2); | 207 Node* value = node->InputAt(2); |
| 208 | 208 |
| 209 StoreRepresentation store_rep = StoreRepresentationOf(node->op()); | 209 StoreRepresentation store_rep = StoreRepresentationOf(node->op()); |
| 210 WriteBarrierKind write_barrier_kind = store_rep.write_barrier_kind(); | 210 WriteBarrierKind write_barrier_kind = store_rep.write_barrier_kind(); |
| 211 MachineRepresentation rep = store_rep.representation(); | 211 MachineRepresentation rep = store_rep.representation(); |
| 212 | 212 |
| 213 // TODO(mips): I guess this could be done in a better way. | 213 // TODO(mips): I guess this could be done in a better way. |
| 214 if (write_barrier_kind != kNoWriteBarrier) { | 214 if (write_barrier_kind != kNoWriteBarrier) { |
| 215 DCHECK_EQ(MachineRepresentation::kTagged, rep); | 215 DCHECK(CanBeTaggedPointer(rep)); |
| 216 InstructionOperand inputs[3]; | 216 InstructionOperand inputs[3]; |
| 217 size_t input_count = 0; | 217 size_t input_count = 0; |
| 218 inputs[input_count++] = g.UseUniqueRegister(base); | 218 inputs[input_count++] = g.UseUniqueRegister(base); |
| 219 inputs[input_count++] = g.UseUniqueRegister(index); | 219 inputs[input_count++] = g.UseUniqueRegister(index); |
| 220 inputs[input_count++] = g.UseUniqueRegister(value); | 220 inputs[input_count++] = g.UseUniqueRegister(value); |
| 221 RecordWriteMode record_write_mode = RecordWriteMode::kValueIsAny; | 221 RecordWriteMode record_write_mode = RecordWriteMode::kValueIsAny; |
| 222 switch (write_barrier_kind) { | 222 switch (write_barrier_kind) { |
| 223 case kNoWriteBarrier: | 223 case kNoWriteBarrier: |
| 224 UNREACHABLE(); | 224 UNREACHABLE(); |
| 225 break; | 225 break; |
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| 2199 } else { | 2199 } else { |
| 2200 DCHECK(kArchVariant == kMips64r2); | 2200 DCHECK(kArchVariant == kMips64r2); |
| 2201 return MachineOperatorBuilder::AlignmentRequirements:: | 2201 return MachineOperatorBuilder::AlignmentRequirements:: |
| 2202 NoUnalignedAccessSupport(); | 2202 NoUnalignedAccessSupport(); |
| 2203 } | 2203 } |
| 2204 } | 2204 } |
| 2205 | 2205 |
| 2206 } // namespace compiler | 2206 } // namespace compiler |
| 2207 } // namespace internal | 2207 } // namespace internal |
| 2208 } // namespace v8 | 2208 } // namespace v8 |
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