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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_ARM64 | 7 #if V8_TARGET_ARCH_ARM64 |
8 | 8 |
| 9 #include "src/ic/call-optimization.h" |
9 #include "src/ic/ic-compiler.h" | 10 #include "src/ic/ic-compiler.h" |
10 | 11 |
11 namespace v8 { | 12 namespace v8 { |
12 namespace internal { | 13 namespace internal { |
13 | 14 |
14 #define __ ACCESS_MASM(masm) | 15 #define __ ACCESS_MASM(masm) |
15 | 16 |
16 | 17 |
17 void PropertyHandlerCompiler::GenerateDictionaryNegativeLookup( | 18 void PropertyHandlerCompiler::GenerateDictionaryNegativeLookup( |
18 MacroAssembler* masm, Label* miss_label, Register receiver, | 19 MacroAssembler* masm, Label* miss_label, Register receiver, |
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198 ExternalReference ref = ExternalReference( | 199 ExternalReference ref = ExternalReference( |
199 &fun, ExternalReference::DIRECT_API_CALL, masm->isolate()); | 200 &fun, ExternalReference::DIRECT_API_CALL, masm->isolate()); |
200 __ Mov(api_function_address, ref); | 201 __ Mov(api_function_address, ref); |
201 | 202 |
202 // Jump to stub. | 203 // Jump to stub. |
203 CallApiFunctionStub stub(isolate, is_store, call_data_undefined, argc); | 204 CallApiFunctionStub stub(isolate, is_store, call_data_undefined, argc); |
204 __ TailCallStub(&stub); | 205 __ TailCallStub(&stub); |
205 } | 206 } |
206 | 207 |
207 | 208 |
208 void PropertyAccessCompiler::GenerateTailCall(MacroAssembler* masm, | |
209 Handle<Code> code) { | |
210 __ Jump(code, RelocInfo::CODE_TARGET); | |
211 } | |
212 | |
213 | |
214 #undef __ | 209 #undef __ |
215 #define __ ACCESS_MASM(masm()) | 210 #define __ ACCESS_MASM(masm()) |
216 | 211 |
217 | 212 |
218 void NamedStoreHandlerCompiler::GenerateRestoreName(Label* label, | 213 void NamedStoreHandlerCompiler::GenerateRestoreName(Label* label, |
219 Handle<Name> name) { | 214 Handle<Name> name) { |
220 if (!label->is_unused()) { | 215 if (!label->is_unused()) { |
221 __ Bind(label); | 216 __ Bind(label); |
222 __ Mov(this->name(), Operand(name)); | 217 __ Mov(this->name(), Operand(name)); |
223 } | 218 } |
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756 // Do tail-call to the runtime system. | 751 // Do tail-call to the runtime system. |
757 ExternalReference store_ic_property = ExternalReference( | 752 ExternalReference store_ic_property = ExternalReference( |
758 IC_Utility(IC::kStorePropertyWithInterceptor), isolate()); | 753 IC_Utility(IC::kStorePropertyWithInterceptor), isolate()); |
759 __ TailCallExternalReference(store_ic_property, 3, 1); | 754 __ TailCallExternalReference(store_ic_property, 3, 1); |
760 | 755 |
761 // Return the generated code. | 756 // Return the generated code. |
762 return GetCode(kind(), Code::FAST, name); | 757 return GetCode(kind(), Code::FAST, name); |
763 } | 758 } |
764 | 759 |
765 | 760 |
766 // TODO(all): The so-called scratch registers are significant in some cases. For | |
767 // example, PropertyAccessCompiler::keyed_store_calling_convention()[3] (x3) is | |
768 // actually | |
769 // used for KeyedStoreCompiler::transition_map(). We should verify which | |
770 // registers are actually scratch registers, and which are important. For now, | |
771 // we use the same assignments as ARM to remain on the safe side. | |
772 | |
773 Register* PropertyAccessCompiler::load_calling_convention() { | |
774 // receiver, name, scratch1, scratch2, scratch3, scratch4. | |
775 Register receiver = LoadIC::ReceiverRegister(); | |
776 Register name = LoadIC::NameRegister(); | |
777 static Register registers[] = {receiver, name, x3, x0, x4, x5}; | |
778 return registers; | |
779 } | |
780 | |
781 | |
782 Register* PropertyAccessCompiler::store_calling_convention() { | |
783 // receiver, value, scratch1, scratch2, scratch3. | |
784 Register receiver = StoreIC::ReceiverRegister(); | |
785 Register name = StoreIC::NameRegister(); | |
786 DCHECK(x3.is(KeyedStoreIC::MapRegister())); | |
787 static Register registers[] = {receiver, name, x3, x4, x5}; | |
788 return registers; | |
789 } | |
790 | |
791 | |
792 Register NamedStoreHandlerCompiler::value() { return StoreIC::ValueRegister(); } | 761 Register NamedStoreHandlerCompiler::value() { return StoreIC::ValueRegister(); } |
793 | 762 |
794 | 763 |
795 #undef __ | 764 #undef __ |
796 #define __ ACCESS_MASM(masm) | 765 #define __ ACCESS_MASM(masm) |
797 | 766 |
798 void NamedLoadHandlerCompiler::GenerateLoadViaGetter( | 767 void NamedLoadHandlerCompiler::GenerateLoadViaGetter( |
799 MacroAssembler* masm, Handle<HeapType> type, Register receiver, | 768 MacroAssembler* masm, Handle<HeapType> type, Register receiver, |
800 Handle<JSFunction> getter) { | 769 Handle<JSFunction> getter) { |
801 { | 770 { |
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988 // Do tail-call to runtime routine. | 957 // Do tail-call to runtime routine. |
989 __ TailCallRuntime(Runtime::kSetProperty, 4, 1); | 958 __ TailCallRuntime(Runtime::kSetProperty, 4, 1); |
990 } | 959 } |
991 | 960 |
992 | 961 |
993 #undef __ | 962 #undef __ |
994 } | 963 } |
995 } // namespace v8::internal | 964 } // namespace v8::internal |
996 | 965 |
997 #endif // V8_TARGET_ARCH_ARM64 | 966 #endif // V8_TARGET_ARCH_ARM64 |
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