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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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4352 __ str(new_map_reg, FieldMemOperand(object_reg, HeapObject::kMapOffset)); | 4352 __ str(new_map_reg, FieldMemOperand(object_reg, HeapObject::kMapOffset)); |
4353 // Write barrier. | 4353 // Write barrier. |
4354 __ RecordWriteField(object_reg, HeapObject::kMapOffset, new_map_reg, | 4354 __ RecordWriteField(object_reg, HeapObject::kMapOffset, new_map_reg, |
4355 scratch, GetLinkRegisterState(), kDontSaveFPRegs); | 4355 scratch, GetLinkRegisterState(), kDontSaveFPRegs); |
4356 } else { | 4356 } else { |
4357 ASSERT(ToRegister(instr->context()).is(cp)); | 4357 ASSERT(ToRegister(instr->context()).is(cp)); |
4358 PushSafepointRegistersScope scope( | 4358 PushSafepointRegistersScope scope( |
4359 this, Safepoint::kWithRegistersAndDoubles); | 4359 this, Safepoint::kWithRegistersAndDoubles); |
4360 __ Move(r0, object_reg); | 4360 __ Move(r0, object_reg); |
4361 __ Move(r1, to_map); | 4361 __ Move(r1, to_map); |
4362 TransitionElementsKindStub stub(from_kind, to_kind); | 4362 bool is_js_array = from_map->instance_type() == JS_ARRAY_TYPE; |
| 4363 TransitionElementsKindStub stub(from_kind, to_kind, is_js_array); |
4363 __ CallStub(&stub); | 4364 __ CallStub(&stub); |
4364 RecordSafepointWithRegistersAndDoubles( | 4365 RecordSafepointWithRegistersAndDoubles( |
4365 instr->pointer_map(), 0, Safepoint::kNoLazyDeopt); | 4366 instr->pointer_map(), 0, Safepoint::kNoLazyDeopt); |
4366 } | 4367 } |
4367 __ bind(¬_applicable); | 4368 __ bind(¬_applicable); |
4368 } | 4369 } |
4369 | 4370 |
4370 | 4371 |
4371 void LCodeGen::DoTrapAllocationMemento(LTrapAllocationMemento* instr) { | 4372 void LCodeGen::DoTrapAllocationMemento(LTrapAllocationMemento* instr) { |
4372 Register object = ToRegister(instr->object()); | 4373 Register object = ToRegister(instr->object()); |
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5714 __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index)); | 5715 __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index)); |
5715 __ ldr(result, FieldMemOperand(scratch, | 5716 __ ldr(result, FieldMemOperand(scratch, |
5716 FixedArray::kHeaderSize - kPointerSize)); | 5717 FixedArray::kHeaderSize - kPointerSize)); |
5717 __ bind(&done); | 5718 __ bind(&done); |
5718 } | 5719 } |
5719 | 5720 |
5720 | 5721 |
5721 #undef __ | 5722 #undef __ |
5722 | 5723 |
5723 } } // namespace v8::internal | 5724 } } // namespace v8::internal |
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