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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 #include "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #include "lithium-allocator-inl.h" | 7 #include "lithium-allocator-inl.h" |
8 #include "arm64/lithium-arm64.h" | 8 #include "arm64/lithium-arm64.h" |
9 #include "arm64/lithium-codegen-arm64.h" | 9 #include "arm64/lithium-codegen-arm64.h" |
10 #include "hydrogen-osr.h" | 10 #include "hydrogen-osr.h" |
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1162 | 1162 |
1163 LInstruction* LChunkBuilder::DoCheckInstanceType(HCheckInstanceType* instr) { | 1163 LInstruction* LChunkBuilder::DoCheckInstanceType(HCheckInstanceType* instr) { |
1164 LOperand* value = UseRegisterAtStart(instr->value()); | 1164 LOperand* value = UseRegisterAtStart(instr->value()); |
1165 LOperand* temp = TempRegister(); | 1165 LOperand* temp = TempRegister(); |
1166 LInstruction* result = new(zone()) LCheckInstanceType(value, temp); | 1166 LInstruction* result = new(zone()) LCheckInstanceType(value, temp); |
1167 return AssignEnvironment(result); | 1167 return AssignEnvironment(result); |
1168 } | 1168 } |
1169 | 1169 |
1170 | 1170 |
1171 LInstruction* LChunkBuilder::DoCheckMaps(HCheckMaps* instr) { | 1171 LInstruction* LChunkBuilder::DoCheckMaps(HCheckMaps* instr) { |
1172 LOperand* value = NULL; | 1172 if (instr->IsStabilityCheck()) return new(zone()) LCheckMaps; |
1173 LOperand* temp = NULL; | 1173 LOperand* value = UseRegisterAtStart(instr->value()); |
1174 if (!instr->CanOmitMapChecks()) { | 1174 LOperand* temp = TempRegister(); |
1175 value = UseRegisterAtStart(instr->value()); | 1175 LInstruction* result = AssignEnvironment(new(zone()) LCheckMaps(value, temp)); |
1176 temp = TempRegister(); | 1176 if (instr->HasMigrationTarget()) { |
1177 if (instr->has_migration_target()) info()->MarkAsDeferredCalling(); | 1177 info()->MarkAsDeferredCalling(); |
1178 } | 1178 result = AssignPointerMap(result); |
1179 LInstruction* result = new(zone()) LCheckMaps(value, temp); | |
1180 if (!instr->CanOmitMapChecks()) { | |
1181 result = AssignEnvironment(result); | |
1182 if (instr->has_migration_target()) result = AssignPointerMap(result); | |
1183 } | 1179 } |
1184 return result; | 1180 return result; |
1185 } | 1181 } |
1186 | 1182 |
1187 | 1183 |
1188 LInstruction* LChunkBuilder::DoCheckHeapObject(HCheckHeapObject* instr) { | 1184 LInstruction* LChunkBuilder::DoCheckHeapObject(HCheckHeapObject* instr) { |
1189 LOperand* value = UseRegisterAtStart(instr->value()); | 1185 LOperand* value = UseRegisterAtStart(instr->value()); |
1190 LInstruction* result = new(zone()) LCheckNonSmi(value); | 1186 LInstruction* result = new(zone()) LCheckNonSmi(value); |
1191 if (!instr->value()->IsHeapObject()) result = AssignEnvironment(result); | 1187 if (!instr->value()->IsHeapObject()) result = AssignEnvironment(result); |
1192 return result; | 1188 return result; |
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2558 | 2554 |
2559 LInstruction* LChunkBuilder::DoWrapReceiver(HWrapReceiver* instr) { | 2555 LInstruction* LChunkBuilder::DoWrapReceiver(HWrapReceiver* instr) { |
2560 LOperand* receiver = UseRegister(instr->receiver()); | 2556 LOperand* receiver = UseRegister(instr->receiver()); |
2561 LOperand* function = UseRegister(instr->function()); | 2557 LOperand* function = UseRegister(instr->function()); |
2562 LWrapReceiver* result = new(zone()) LWrapReceiver(receiver, function); | 2558 LWrapReceiver* result = new(zone()) LWrapReceiver(receiver, function); |
2563 return AssignEnvironment(DefineAsRegister(result)); | 2559 return AssignEnvironment(DefineAsRegister(result)); |
2564 } | 2560 } |
2565 | 2561 |
2566 | 2562 |
2567 } } // namespace v8::internal | 2563 } } // namespace v8::internal |
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