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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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 #if V8_TARGET_ARCH_ARM | 5 #if V8_TARGET_ARCH_ARM |
6 | 6 |
7 #include "src/ic/call-optimization.h" | 7 #include "src/ic/call-optimization.h" |
8 #include "src/ic/handler-compiler.h" | 8 #include "src/ic/handler-compiler.h" |
9 #include "src/ic/ic.h" | 9 #include "src/ic/ic.h" |
10 #include "src/isolate-inl.h" | 10 #include "src/isolate-inl.h" |
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587 | 587 |
588 | 588 |
589 void NamedLoadHandlerCompiler::GenerateLoadConstant(Handle<Object> value) { | 589 void NamedLoadHandlerCompiler::GenerateLoadConstant(Handle<Object> value) { |
590 // Return the constant value. | 590 // Return the constant value. |
591 __ Move(r0, value); | 591 __ Move(r0, value); |
592 __ Ret(); | 592 __ Ret(); |
593 } | 593 } |
594 | 594 |
595 | 595 |
596 void NamedLoadHandlerCompiler::GenerateLoadCallback( | 596 void NamedLoadHandlerCompiler::GenerateLoadCallback( |
597 Register reg, Handle<ExecutableAccessorInfo> callback) { | 597 Register reg, Handle<AccessorInfo> callback) { |
598 // Build AccessorInfo::args_ list on the stack and push property name below | 598 // Build AccessorInfo::args_ list on the stack and push property name below |
599 // the exit frame to make GC aware of them and store pointers to them. | 599 // the exit frame to make GC aware of them and store pointers to them. |
600 STATIC_ASSERT(PropertyCallbackArguments::kHolderIndex == 0); | 600 STATIC_ASSERT(PropertyCallbackArguments::kHolderIndex == 0); |
601 STATIC_ASSERT(PropertyCallbackArguments::kIsolateIndex == 1); | 601 STATIC_ASSERT(PropertyCallbackArguments::kIsolateIndex == 1); |
602 STATIC_ASSERT(PropertyCallbackArguments::kReturnValueDefaultValueIndex == 2); | 602 STATIC_ASSERT(PropertyCallbackArguments::kReturnValueDefaultValueIndex == 2); |
603 STATIC_ASSERT(PropertyCallbackArguments::kReturnValueOffset == 3); | 603 STATIC_ASSERT(PropertyCallbackArguments::kReturnValueOffset == 3); |
604 STATIC_ASSERT(PropertyCallbackArguments::kDataIndex == 4); | 604 STATIC_ASSERT(PropertyCallbackArguments::kDataIndex == 4); |
605 STATIC_ASSERT(PropertyCallbackArguments::kThisIndex == 5); | 605 STATIC_ASSERT(PropertyCallbackArguments::kThisIndex == 5); |
606 STATIC_ASSERT(PropertyCallbackArguments::kArgsLength == 6); | 606 STATIC_ASSERT(PropertyCallbackArguments::kArgsLength == 6); |
607 DCHECK(!scratch2().is(reg)); | 607 DCHECK(!scratch2().is(reg)); |
608 DCHECK(!scratch3().is(reg)); | 608 DCHECK(!scratch3().is(reg)); |
609 DCHECK(!scratch4().is(reg)); | 609 DCHECK(!scratch4().is(reg)); |
610 __ push(receiver()); | 610 __ push(receiver()); |
611 // Push data from ExecutableAccessorInfo. | 611 // Push data from AccessorInfo. |
612 Handle<Object> data(callback->data(), isolate()); | 612 Handle<Object> data(callback->data(), isolate()); |
613 if (data->IsUndefined() || data->IsSmi()) { | 613 if (data->IsUndefined() || data->IsSmi()) { |
614 __ Move(scratch3(), data); | 614 __ Move(scratch3(), data); |
615 } else { | 615 } else { |
616 Handle<WeakCell> cell = | 616 Handle<WeakCell> cell = |
617 isolate()->factory()->NewWeakCell(Handle<HeapObject>::cast(data)); | 617 isolate()->factory()->NewWeakCell(Handle<HeapObject>::cast(data)); |
618 // The callback is alive if this instruction is executed, | 618 // The callback is alive if this instruction is executed, |
619 // so the weak cell is not cleared and points to data. | 619 // so the weak cell is not cleared and points to data. |
620 __ GetWeakValue(scratch3(), cell); | 620 __ GetWeakValue(scratch3(), cell); |
621 } | 621 } |
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707 DCHECK(holder()->HasNamedInterceptor()); | 707 DCHECK(holder()->HasNamedInterceptor()); |
708 DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined()); | 708 DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined()); |
709 PushInterceptorArguments(masm(), receiver(), holder_reg, this->name(), | 709 PushInterceptorArguments(masm(), receiver(), holder_reg, this->name(), |
710 holder()); | 710 holder()); |
711 | 711 |
712 __ TailCallRuntime(Runtime::kLoadPropertyWithInterceptor); | 712 __ TailCallRuntime(Runtime::kLoadPropertyWithInterceptor); |
713 } | 713 } |
714 | 714 |
715 | 715 |
716 Handle<Code> NamedStoreHandlerCompiler::CompileStoreCallback( | 716 Handle<Code> NamedStoreHandlerCompiler::CompileStoreCallback( |
717 Handle<JSObject> object, Handle<Name> name, | 717 Handle<JSObject> object, Handle<Name> name, Handle<AccessorInfo> callback) { |
718 Handle<ExecutableAccessorInfo> callback) { | |
719 Register holder_reg = Frontend(name); | 718 Register holder_reg = Frontend(name); |
720 | 719 |
721 __ push(receiver()); // receiver | 720 __ push(receiver()); // receiver |
722 __ push(holder_reg); | 721 __ push(holder_reg); |
723 | 722 |
724 // If the callback cannot leak, then push the callback directly, | 723 // If the callback cannot leak, then push the callback directly, |
725 // otherwise wrap it in a weak cell. | 724 // otherwise wrap it in a weak cell. |
726 if (callback->data()->IsUndefined() || callback->data()->IsSmi()) { | 725 if (callback->data()->IsUndefined() || callback->data()->IsSmi()) { |
727 __ mov(ip, Operand(callback)); | 726 __ mov(ip, Operand(callback)); |
728 } else { | 727 } else { |
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791 // Return the generated code. | 790 // Return the generated code. |
792 return GetCode(kind(), Code::NORMAL, name); | 791 return GetCode(kind(), Code::NORMAL, name); |
793 } | 792 } |
794 | 793 |
795 | 794 |
796 #undef __ | 795 #undef __ |
797 } // namespace internal | 796 } // namespace internal |
798 } // namespace v8 | 797 } // namespace v8 |
799 | 798 |
800 #endif // V8_TARGET_ARCH_ARM | 799 #endif // V8_TARGET_ARCH_ARM |
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