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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 "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #include "lithium-allocator-inl.h" | 7 #include "lithium-allocator-inl.h" |
8 #include "arm/lithium-arm.h" | 8 #include "arm/lithium-arm.h" |
9 #include "arm/lithium-codegen-arm.h" | 9 #include "arm/lithium-codegen-arm.h" |
10 #include "hydrogen-osr.h" | 10 #include "hydrogen-osr.h" |
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2290 val = UseTempRegister(instr->value()); | 2290 val = UseTempRegister(instr->value()); |
2291 } else if (instr->field_representation().IsDouble()) { | 2291 } else if (instr->field_representation().IsDouble()) { |
2292 val = UseRegisterAtStart(instr->value()); | 2292 val = UseRegisterAtStart(instr->value()); |
2293 } else { | 2293 } else { |
2294 val = UseRegister(instr->value()); | 2294 val = UseRegister(instr->value()); |
2295 } | 2295 } |
2296 | 2296 |
2297 // We need a temporary register for write barrier of the map field. | 2297 // We need a temporary register for write barrier of the map field. |
2298 LOperand* temp = needs_write_barrier_for_map ? TempRegister() : NULL; | 2298 LOperand* temp = needs_write_barrier_for_map ? TempRegister() : NULL; |
2299 | 2299 |
2300 LInstruction* result = new(zone()) LStoreNamedField(obj, val, temp); | 2300 return new(zone()) LStoreNamedField(obj, val, temp); |
2301 if (!instr->access().IsExternalMemory() && | |
2302 instr->field_representation().IsHeapObject() && | |
2303 !instr->value()->type().IsHeapObject()) { | |
2304 result = AssignEnvironment(result); | |
2305 } | |
2306 return result; | |
2307 } | 2301 } |
2308 | 2302 |
2309 | 2303 |
2310 LInstruction* LChunkBuilder::DoStoreNamedGeneric(HStoreNamedGeneric* instr) { | 2304 LInstruction* LChunkBuilder::DoStoreNamedGeneric(HStoreNamedGeneric* instr) { |
2311 LOperand* context = UseFixed(instr->context(), cp); | 2305 LOperand* context = UseFixed(instr->context(), cp); |
2312 LOperand* obj = UseFixed(instr->object(), r1); | 2306 LOperand* obj = UseFixed(instr->object(), r1); |
2313 LOperand* val = UseFixed(instr->value(), r0); | 2307 LOperand* val = UseFixed(instr->value(), r0); |
2314 | 2308 |
2315 LInstruction* result = new(zone()) LStoreNamedGeneric(context, obj, val); | 2309 LInstruction* result = new(zone()) LStoreNamedGeneric(context, obj, val); |
2316 return MarkAsCall(result, instr); | 2310 return MarkAsCall(result, instr); |
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2556 | 2550 |
2557 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2551 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2558 LOperand* object = UseRegister(instr->object()); | 2552 LOperand* object = UseRegister(instr->object()); |
2559 LOperand* index = UseTempRegister(instr->index()); | 2553 LOperand* index = UseTempRegister(instr->index()); |
2560 LLoadFieldByIndex* load = new(zone()) LLoadFieldByIndex(object, index); | 2554 LLoadFieldByIndex* load = new(zone()) LLoadFieldByIndex(object, index); |
2561 LInstruction* result = DefineSameAsFirst(load); | 2555 LInstruction* result = DefineSameAsFirst(load); |
2562 return AssignPointerMap(result); | 2556 return AssignPointerMap(result); |
2563 } | 2557 } |
2564 | 2558 |
2565 } } // namespace v8::internal | 2559 } } // namespace v8::internal |
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