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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_MIPS | 7 #if V8_TARGET_ARCH_MIPS |
| 8 | 8 |
| 9 #include "src/ic/call-optimization.h" | 9 #include "src/ic/call-optimization.h" |
| 10 #include "src/ic/handler-compiler.h" | 10 #include "src/ic/handler-compiler.h" |
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| 209 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsNameIndex == 0); | 209 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsNameIndex == 0); |
| 210 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 1); | 210 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 1); |
| 211 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 2); | 211 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 2); |
| 212 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 3); | 212 STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 3); |
| 213 __ Push(name, receiver, holder); | 213 __ Push(name, receiver, holder); |
| 214 } | 214 } |
| 215 | 215 |
| 216 | 216 |
| 217 static void CompileCallLoadPropertyWithInterceptor( | 217 static void CompileCallLoadPropertyWithInterceptor( |
| 218 MacroAssembler* masm, Register receiver, Register holder, Register name, | 218 MacroAssembler* masm, Register receiver, Register holder, Register name, |
| 219 Handle<JSObject> holder_obj, IC::UtilityId id) { | 219 Handle<JSObject> holder_obj, Runtime::FunctionId id) { |
| 220 PushInterceptorArguments(masm, receiver, holder, name, holder_obj); | 220 PushInterceptorArguments(masm, receiver, holder, name, holder_obj); |
| 221 __ CallExternalReference(ExternalReference(IC_Utility(id), masm->isolate()), | 221 __ CallRuntime(id, NamedLoadHandlerCompiler::kInterceptorArgsLength); |
| 222 NamedLoadHandlerCompiler::kInterceptorArgsLength); | |
| 223 } | 222 } |
| 224 | 223 |
| 225 | 224 |
| 226 // Generate call to api function. | 225 // Generate call to api function. |
| 227 void PropertyHandlerCompiler::GenerateApiAccessorCall( | 226 void PropertyHandlerCompiler::GenerateApiAccessorCall( |
| 228 MacroAssembler* masm, const CallOptimization& optimization, | 227 MacroAssembler* masm, const CallOptimization& optimization, |
| 229 Handle<Map> receiver_map, Register receiver, Register scratch_in, | 228 Handle<Map> receiver_map, Register receiver, Register scratch_in, |
| 230 bool is_store, Register store_parameter, Register accessor_holder, | 229 bool is_store, Register store_parameter, Register accessor_holder, |
| 231 int accessor_index) { | 230 int accessor_index) { |
| 232 DCHECK(!accessor_holder.is(scratch_in)); | 231 DCHECK(!accessor_holder.is(scratch_in)); |
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| 298 } | 297 } |
| 299 | 298 |
| 300 | 299 |
| 301 void NamedStoreHandlerCompiler::GenerateSlow(MacroAssembler* masm) { | 300 void NamedStoreHandlerCompiler::GenerateSlow(MacroAssembler* masm) { |
| 302 // Push receiver, key and value for runtime call. | 301 // Push receiver, key and value for runtime call. |
| 303 __ Push(StoreDescriptor::ReceiverRegister(), StoreDescriptor::NameRegister(), | 302 __ Push(StoreDescriptor::ReceiverRegister(), StoreDescriptor::NameRegister(), |
| 304 StoreDescriptor::ValueRegister()); | 303 StoreDescriptor::ValueRegister()); |
| 305 | 304 |
| 306 // The slow case calls into the runtime to complete the store without causing | 305 // The slow case calls into the runtime to complete the store without causing |
| 307 // an IC miss that would otherwise cause a transition to the generic stub. | 306 // an IC miss that would otherwise cause a transition to the generic stub. |
| 308 ExternalReference ref = | 307 __ TailCallRuntime(Runtime::kStoreIC_Slow, 3, 1); |
| 309 ExternalReference(IC_Utility(IC::kStoreIC_Slow), masm->isolate()); | |
| 310 __ TailCallExternalReference(ref, 3, 1); | |
| 311 } | 308 } |
| 312 | 309 |
| 313 | 310 |
| 314 void ElementHandlerCompiler::GenerateStoreSlow(MacroAssembler* masm) { | 311 void ElementHandlerCompiler::GenerateStoreSlow(MacroAssembler* masm) { |
| 315 // Push receiver, key and value for runtime call. | 312 // Push receiver, key and value for runtime call. |
| 316 __ Push(StoreDescriptor::ReceiverRegister(), StoreDescriptor::NameRegister(), | 313 __ Push(StoreDescriptor::ReceiverRegister(), StoreDescriptor::NameRegister(), |
| 317 StoreDescriptor::ValueRegister()); | 314 StoreDescriptor::ValueRegister()); |
| 318 | 315 |
| 319 // The slow case calls into the runtime to complete the store without causing | 316 // The slow case calls into the runtime to complete the store without causing |
| 320 // an IC miss that would otherwise cause a transition to the generic stub. | 317 // an IC miss that would otherwise cause a transition to the generic stub. |
| 321 ExternalReference ref = | 318 __ TailCallRuntime(Runtime::kKeyedStoreIC_Slow, 3, 1); |
| 322 ExternalReference(IC_Utility(IC::kKeyedStoreIC_Slow), masm->isolate()); | |
| 323 __ TailCallExternalReference(ref, 3, 1); | |
| 324 } | 319 } |
| 325 | 320 |
| 326 | 321 |
| 327 #undef __ | 322 #undef __ |
| 328 #define __ ACCESS_MASM(masm()) | 323 #define __ ACCESS_MASM(masm()) |
| 329 | 324 |
| 330 | 325 |
| 331 void NamedStoreHandlerCompiler::GenerateRestoreName(Label* label, | 326 void NamedStoreHandlerCompiler::GenerateRestoreName(Label* label, |
| 332 Handle<Name> name) { | 327 Handle<Name> name) { |
| 333 if (!label->is_unused()) { | 328 if (!label->is_unused()) { |
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| 649 __ Push(receiver(), holder_reg, this->name()); | 644 __ Push(receiver(), holder_reg, this->name()); |
| 650 } else { | 645 } else { |
| 651 __ Push(holder_reg, this->name()); | 646 __ Push(holder_reg, this->name()); |
| 652 } | 647 } |
| 653 InterceptorVectorSlotPush(holder_reg); | 648 InterceptorVectorSlotPush(holder_reg); |
| 654 // Invoke an interceptor. Note: map checks from receiver to | 649 // Invoke an interceptor. Note: map checks from receiver to |
| 655 // interceptor's holder has been compiled before (see a caller | 650 // interceptor's holder has been compiled before (see a caller |
| 656 // of this method). | 651 // of this method). |
| 657 CompileCallLoadPropertyWithInterceptor( | 652 CompileCallLoadPropertyWithInterceptor( |
| 658 masm(), receiver(), holder_reg, this->name(), holder(), | 653 masm(), receiver(), holder_reg, this->name(), holder(), |
| 659 IC::kLoadPropertyWithInterceptorOnly); | 654 Runtime::kLoadPropertyWithInterceptorOnly); |
| 660 | 655 |
| 661 // Check if interceptor provided a value for property. If it's | 656 // Check if interceptor provided a value for property. If it's |
| 662 // the case, return immediately. | 657 // the case, return immediately. |
| 663 Label interceptor_failed; | 658 Label interceptor_failed; |
| 664 __ LoadRoot(scratch1(), Heap::kNoInterceptorResultSentinelRootIndex); | 659 __ LoadRoot(scratch1(), Heap::kNoInterceptorResultSentinelRootIndex); |
| 665 __ Branch(&interceptor_failed, eq, v0, Operand(scratch1())); | 660 __ Branch(&interceptor_failed, eq, v0, Operand(scratch1())); |
| 666 frame_scope.GenerateLeaveFrame(); | 661 frame_scope.GenerateLeaveFrame(); |
| 667 __ Ret(); | 662 __ Ret(); |
| 668 | 663 |
| 669 __ bind(&interceptor_failed); | 664 __ bind(&interceptor_failed); |
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| 680 } | 675 } |
| 681 | 676 |
| 682 | 677 |
| 683 void NamedLoadHandlerCompiler::GenerateLoadInterceptor(Register holder_reg) { | 678 void NamedLoadHandlerCompiler::GenerateLoadInterceptor(Register holder_reg) { |
| 684 // Call the runtime system to load the interceptor. | 679 // Call the runtime system to load the interceptor. |
| 685 DCHECK(holder()->HasNamedInterceptor()); | 680 DCHECK(holder()->HasNamedInterceptor()); |
| 686 DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined()); | 681 DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined()); |
| 687 PushInterceptorArguments(masm(), receiver(), holder_reg, this->name(), | 682 PushInterceptorArguments(masm(), receiver(), holder_reg, this->name(), |
| 688 holder()); | 683 holder()); |
| 689 | 684 |
| 690 ExternalReference ref = ExternalReference( | 685 __ TailCallRuntime(Runtime::kLoadPropertyWithInterceptor, |
| 691 IC_Utility(IC::kLoadPropertyWithInterceptor), isolate()); | 686 NamedLoadHandlerCompiler::kInterceptorArgsLength, 1); |
| 692 __ TailCallExternalReference( | |
| 693 ref, NamedLoadHandlerCompiler::kInterceptorArgsLength, 1); | |
| 694 } | 687 } |
| 695 | 688 |
| 696 | 689 |
| 697 Handle<Code> NamedStoreHandlerCompiler::CompileStoreCallback( | 690 Handle<Code> NamedStoreHandlerCompiler::CompileStoreCallback( |
| 698 Handle<JSObject> object, Handle<Name> name, | 691 Handle<JSObject> object, Handle<Name> name, |
| 699 Handle<ExecutableAccessorInfo> callback) { | 692 Handle<ExecutableAccessorInfo> callback) { |
| 700 Register holder_reg = Frontend(name); | 693 Register holder_reg = Frontend(name); |
| 701 | 694 |
| 702 __ Push(receiver(), holder_reg); // Receiver. | 695 __ Push(receiver(), holder_reg); // Receiver. |
| 703 // If the callback cannot leak, then push the callback directly, | 696 // If the callback cannot leak, then push the callback directly, |
| 704 // otherwise wrap it in a weak cell. | 697 // otherwise wrap it in a weak cell. |
| 705 if (callback->data()->IsUndefined() || callback->data()->IsSmi()) { | 698 if (callback->data()->IsUndefined() || callback->data()->IsSmi()) { |
| 706 __ li(at, Operand(callback)); | 699 __ li(at, Operand(callback)); |
| 707 } else { | 700 } else { |
| 708 Handle<WeakCell> cell = isolate()->factory()->NewWeakCell(callback); | 701 Handle<WeakCell> cell = isolate()->factory()->NewWeakCell(callback); |
| 709 __ li(at, Operand(cell)); | 702 __ li(at, Operand(cell)); |
| 710 } | 703 } |
| 711 __ push(at); | 704 __ push(at); |
| 712 __ li(at, Operand(name)); | 705 __ li(at, Operand(name)); |
| 713 __ Push(at, value()); | 706 __ Push(at, value()); |
| 714 | 707 |
| 715 // Do tail-call to the runtime system. | 708 // Do tail-call to the runtime system. |
| 716 ExternalReference store_callback_property = | 709 __ TailCallRuntime(Runtime::kStoreCallbackProperty, 5, 1); |
| 717 ExternalReference(IC_Utility(IC::kStoreCallbackProperty), isolate()); | |
| 718 __ TailCallExternalReference(store_callback_property, 5, 1); | |
| 719 | 710 |
| 720 // Return the generated code. | 711 // Return the generated code. |
| 721 return GetCode(kind(), Code::FAST, name); | 712 return GetCode(kind(), Code::FAST, name); |
| 722 } | 713 } |
| 723 | 714 |
| 724 | 715 |
| 725 Handle<Code> NamedStoreHandlerCompiler::CompileStoreInterceptor( | 716 Handle<Code> NamedStoreHandlerCompiler::CompileStoreInterceptor( |
| 726 Handle<Name> name) { | 717 Handle<Name> name) { |
| 727 __ Push(receiver(), this->name(), value()); | 718 __ Push(receiver(), this->name(), value()); |
| 728 | 719 |
| 729 // Do tail-call to the runtime system. | 720 // Do tail-call to the runtime system. |
| 730 ExternalReference store_ic_property = ExternalReference( | 721 __ TailCallRuntime(Runtime::kStorePropertyWithInterceptor, 3, 1); |
| 731 IC_Utility(IC::kStorePropertyWithInterceptor), isolate()); | |
| 732 __ TailCallExternalReference(store_ic_property, 3, 1); | |
| 733 | 722 |
| 734 // Return the generated code. | 723 // Return the generated code. |
| 735 return GetCode(kind(), Code::FAST, name); | 724 return GetCode(kind(), Code::FAST, name); |
| 736 } | 725 } |
| 737 | 726 |
| 738 | 727 |
| 739 Register NamedStoreHandlerCompiler::value() { | 728 Register NamedStoreHandlerCompiler::value() { |
| 740 return StoreDescriptor::ValueRegister(); | 729 return StoreDescriptor::ValueRegister(); |
| 741 } | 730 } |
| 742 | 731 |
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| 775 // Return the generated code. | 764 // Return the generated code. |
| 776 return GetCode(kind(), Code::NORMAL, name); | 765 return GetCode(kind(), Code::NORMAL, name); |
| 777 } | 766 } |
| 778 | 767 |
| 779 | 768 |
| 780 #undef __ | 769 #undef __ |
| 781 } // namespace internal | 770 } // namespace internal |
| 782 } // namespace v8 | 771 } // namespace v8 |
| 783 | 772 |
| 784 #endif // V8_TARGET_ARCH_MIPS | 773 #endif // V8_TARGET_ARCH_MIPS |
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