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1 // Copyright 2012 the V8 project authors. All rights reserved.7 | 1 // Copyright 2012 the V8 project authors. All rights reserved.7 |
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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4375 __ sw(new_map_reg, FieldMemOperand(object_reg, HeapObject::kMapOffset)); | 4375 __ sw(new_map_reg, FieldMemOperand(object_reg, HeapObject::kMapOffset)); |
4376 // Write barrier. | 4376 // Write barrier. |
4377 __ RecordWriteField(object_reg, HeapObject::kMapOffset, new_map_reg, | 4377 __ RecordWriteField(object_reg, HeapObject::kMapOffset, new_map_reg, |
4378 scratch, GetRAState(), kDontSaveFPRegs); | 4378 scratch, GetRAState(), kDontSaveFPRegs); |
4379 } else { | 4379 } else { |
4380 ASSERT(ToRegister(instr->context()).is(cp)); | 4380 ASSERT(ToRegister(instr->context()).is(cp)); |
4381 PushSafepointRegistersScope scope( | 4381 PushSafepointRegistersScope scope( |
4382 this, Safepoint::kWithRegistersAndDoubles); | 4382 this, Safepoint::kWithRegistersAndDoubles); |
4383 __ mov(a0, object_reg); | 4383 __ mov(a0, object_reg); |
4384 __ li(a1, Operand(to_map)); | 4384 __ li(a1, Operand(to_map)); |
4385 TransitionElementsKindStub stub(from_kind, to_kind); | 4385 bool is_js_array = from_map->instance_type() == JS_ARRAY_TYPE; |
| 4386 TransitionElementsKindStub stub(from_kind, to_kind, is_js_array); |
4386 __ CallStub(&stub); | 4387 __ CallStub(&stub); |
4387 RecordSafepointWithRegistersAndDoubles( | 4388 RecordSafepointWithRegistersAndDoubles( |
4388 instr->pointer_map(), 0, Safepoint::kNoLazyDeopt); | 4389 instr->pointer_map(), 0, Safepoint::kNoLazyDeopt); |
4389 } | 4390 } |
4390 __ bind(¬_applicable); | 4391 __ bind(¬_applicable); |
4391 } | 4392 } |
4392 | 4393 |
4393 | 4394 |
4394 void LCodeGen::DoTrapAllocationMemento(LTrapAllocationMemento* instr) { | 4395 void LCodeGen::DoTrapAllocationMemento(LTrapAllocationMemento* instr) { |
4395 Register object = ToRegister(instr->object()); | 4396 Register object = ToRegister(instr->object()); |
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5792 __ Subu(scratch, result, scratch); | 5793 __ Subu(scratch, result, scratch); |
5793 __ lw(result, FieldMemOperand(scratch, | 5794 __ lw(result, FieldMemOperand(scratch, |
5794 FixedArray::kHeaderSize - kPointerSize)); | 5795 FixedArray::kHeaderSize - kPointerSize)); |
5795 __ bind(&done); | 5796 __ bind(&done); |
5796 } | 5797 } |
5797 | 5798 |
5798 | 5799 |
5799 #undef __ | 5800 #undef __ |
5800 | 5801 |
5801 } } // namespace v8::internal | 5802 } } // namespace v8::internal |
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