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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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472 Label* slow) { | 472 Label* slow) { |
473 // r0 : value | 473 // r0 : value |
474 Label exit; | 474 Label exit; |
475 | 475 |
476 int descriptor = transition->LastAdded(); | 476 int descriptor = transition->LastAdded(); |
477 DescriptorArray* descriptors = transition->instance_descriptors(); | 477 DescriptorArray* descriptors = transition->instance_descriptors(); |
478 PropertyDetails details = descriptors->GetDetails(descriptor); | 478 PropertyDetails details = descriptors->GetDetails(descriptor); |
479 Representation representation = details.representation(); | 479 Representation representation = details.representation(); |
480 ASSERT(!representation.IsNone()); | 480 ASSERT(!representation.IsNone()); |
481 | 481 |
482 if (details.type() == CONSTANT_FUNCTION) { | 482 if (details.type() == CONSTANT) { |
483 Handle<HeapObject> constant( | 483 Handle<Object> constant(descriptors->GetValue(descriptor), masm->isolate()); |
484 HeapObject::cast(descriptors->GetValue(descriptor))); | 484 __ LoadObject(scratch1, constant); |
485 __ LoadHeapObject(scratch1, constant); | |
486 __ cmp(value_reg, scratch1); | 485 __ cmp(value_reg, scratch1); |
487 __ b(ne, miss_label); | 486 __ b(ne, miss_label); |
488 } else if (FLAG_track_fields && representation.IsSmi()) { | 487 } else if (FLAG_track_fields && representation.IsSmi()) { |
489 __ JumpIfNotSmi(value_reg, miss_label); | 488 __ JumpIfNotSmi(value_reg, miss_label); |
490 } else if (FLAG_track_heap_object_fields && representation.IsHeapObject()) { | 489 } else if (FLAG_track_heap_object_fields && representation.IsHeapObject()) { |
491 __ JumpIfSmi(value_reg, miss_label); | 490 __ JumpIfSmi(value_reg, miss_label); |
492 } else if (FLAG_track_double_fields && representation.IsDouble()) { | 491 } else if (FLAG_track_double_fields && representation.IsDouble()) { |
493 Label do_store, heap_number; | 492 Label do_store, heap_number; |
494 __ LoadRoot(scratch3, Heap::kHeapNumberMapRootIndex); | 493 __ LoadRoot(scratch3, Heap::kHeapNumberMapRootIndex); |
495 __ AllocateHeapNumber(storage_reg, scratch1, scratch2, scratch3, slow); | 494 __ AllocateHeapNumber(storage_reg, scratch1, scratch2, scratch3, slow); |
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536 // Update the write barrier for the map field. | 535 // Update the write barrier for the map field. |
537 __ RecordWriteField(receiver_reg, | 536 __ RecordWriteField(receiver_reg, |
538 HeapObject::kMapOffset, | 537 HeapObject::kMapOffset, |
539 scratch1, | 538 scratch1, |
540 scratch2, | 539 scratch2, |
541 kLRHasNotBeenSaved, | 540 kLRHasNotBeenSaved, |
542 kDontSaveFPRegs, | 541 kDontSaveFPRegs, |
543 OMIT_REMEMBERED_SET, | 542 OMIT_REMEMBERED_SET, |
544 OMIT_SMI_CHECK); | 543 OMIT_SMI_CHECK); |
545 | 544 |
546 if (details.type() == CONSTANT_FUNCTION) { | 545 if (details.type() == CONSTANT) { |
547 ASSERT(value_reg.is(r0)); | 546 ASSERT(value_reg.is(r0)); |
548 __ Ret(); | 547 __ Ret(); |
549 return; | 548 return; |
550 } | 549 } |
551 | 550 |
552 int index = transition->instance_descriptors()->GetFieldIndex( | 551 int index = transition->instance_descriptors()->GetFieldIndex( |
553 transition->LastAdded()); | 552 transition->LastAdded()); |
554 | 553 |
555 // Adjust for the number of properties stored in the object. Even in the | 554 // Adjust for the number of properties stored in the object. Even in the |
556 // face of a transition we can use the old map here because the size of the | 555 // face of a transition we can use the old map here because the size of the |
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1392 GenerateTailCall(masm(), stub.GetCode(isolate())); | 1391 GenerateTailCall(masm(), stub.GetCode(isolate())); |
1393 } else { | 1392 } else { |
1394 KeyedLoadFieldStub stub(field.is_inobject(holder), | 1393 KeyedLoadFieldStub stub(field.is_inobject(holder), |
1395 field.translate(holder), | 1394 field.translate(holder), |
1396 representation); | 1395 representation); |
1397 GenerateTailCall(masm(), stub.GetCode(isolate())); | 1396 GenerateTailCall(masm(), stub.GetCode(isolate())); |
1398 } | 1397 } |
1399 } | 1398 } |
1400 | 1399 |
1401 | 1400 |
1402 void BaseLoadStubCompiler::GenerateLoadConstant(Handle<JSFunction> value) { | 1401 void BaseLoadStubCompiler::GenerateLoadConstant(Handle<Object> value) { |
1403 // Return the constant value. | 1402 // Return the constant value. |
1404 __ LoadHeapObject(r0, value); | 1403 __ LoadObject(r0, value); |
1405 __ Ret(); | 1404 __ Ret(); |
1406 } | 1405 } |
1407 | 1406 |
1408 | 1407 |
1409 void BaseLoadStubCompiler::GenerateLoadCallback( | 1408 void BaseLoadStubCompiler::GenerateLoadCallback( |
1410 Register reg, | 1409 Register reg, |
1411 Handle<ExecutableAccessorInfo> callback) { | 1410 Handle<ExecutableAccessorInfo> callback) { |
1412 // Build AccessorInfo::args_ list on the stack and push property name below | 1411 // Build AccessorInfo::args_ list on the stack and push property name below |
1413 // the exit frame to make GC aware of them and store pointers to them. | 1412 // the exit frame to make GC aware of them and store pointers to them. |
1414 __ push(receiver()); | 1413 __ push(receiver()); |
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2663 Handle<Code> CallStubCompiler::CompileCallConstant( | 2662 Handle<Code> CallStubCompiler::CompileCallConstant( |
2664 Handle<Object> object, | 2663 Handle<Object> object, |
2665 Handle<JSObject> holder, | 2664 Handle<JSObject> holder, |
2666 Handle<Name> name, | 2665 Handle<Name> name, |
2667 CheckType check, | 2666 CheckType check, |
2668 Handle<JSFunction> function) { | 2667 Handle<JSFunction> function) { |
2669 if (HasCustomCallGenerator(function)) { | 2668 if (HasCustomCallGenerator(function)) { |
2670 Handle<Code> code = CompileCustomCall(object, holder, | 2669 Handle<Code> code = CompileCustomCall(object, holder, |
2671 Handle<Cell>::null(), | 2670 Handle<Cell>::null(), |
2672 function, Handle<String>::cast(name), | 2671 function, Handle<String>::cast(name), |
2673 Code::CONSTANT_FUNCTION); | 2672 Code::CONSTANT); |
2674 // A null handle means bail out to the regular compiler code below. | 2673 // A null handle means bail out to the regular compiler code below. |
2675 if (!code.is_null()) return code; | 2674 if (!code.is_null()) return code; |
2676 } | 2675 } |
2677 | 2676 |
2678 Label success; | 2677 Label success; |
2679 | 2678 |
2680 CompileHandlerFrontend(object, holder, name, check, &success); | 2679 CompileHandlerFrontend(object, holder, name, check, &success); |
2681 __ bind(&success); | 2680 __ bind(&success); |
2682 CompileHandlerBackend(function); | 2681 CompileHandlerBackend(function); |
2683 | 2682 |
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3692 TailCallBuiltin(masm, Builtins::kKeyedStoreIC_Slow); | 3691 TailCallBuiltin(masm, Builtins::kKeyedStoreIC_Slow); |
3693 } | 3692 } |
3694 } | 3693 } |
3695 | 3694 |
3696 | 3695 |
3697 #undef __ | 3696 #undef __ |
3698 | 3697 |
3699 } } // namespace v8::internal | 3698 } } // namespace v8::internal |
3700 | 3699 |
3701 #endif // V8_TARGET_ARCH_ARM | 3700 #endif // V8_TARGET_ARCH_ARM |
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