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Issue 157503002: A64: Synchronize with r18444. (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/a64
Patch Set: Created 6 years, 10 months ago
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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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640 return_value_operand, 640 return_value_operand,
641 restore_context ? 641 restore_context ?
642 &context_restore_operand : NULL); 642 &context_restore_operand : NULL);
643 } 643 }
644 644
645 645
646 class CallInterceptorCompiler BASE_EMBEDDED { 646 class CallInterceptorCompiler BASE_EMBEDDED {
647 public: 647 public:
648 CallInterceptorCompiler(CallStubCompiler* stub_compiler, 648 CallInterceptorCompiler(CallStubCompiler* stub_compiler,
649 const ParameterCount& arguments, 649 const ParameterCount& arguments,
650 Register name, 650 Register name)
651 ExtraICState extra_state)
652 : stub_compiler_(stub_compiler), 651 : stub_compiler_(stub_compiler),
653 arguments_(arguments), 652 arguments_(arguments),
654 name_(name) {} 653 name_(name) {}
655 654
656 void Compile(MacroAssembler* masm, 655 void Compile(MacroAssembler* masm,
657 Handle<JSObject> object, 656 Handle<JSObject> object,
658 Handle<JSObject> holder, 657 Handle<JSObject> holder,
659 Handle<Name> name, 658 Handle<Name> name,
660 LookupResult* lookup, 659 LookupResult* lookup,
661 Register receiver, 660 Register receiver,
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733 LoadWithInterceptor(masm, receiver, holder, interceptor_holder, 732 LoadWithInterceptor(masm, receiver, holder, interceptor_holder,
734 &regular_invoke); 733 &regular_invoke);
735 734
736 // Interceptor returned nothing for this property. Try to use cached 735 // Interceptor returned nothing for this property. Try to use cached
737 // constant function. 736 // constant function.
738 737
739 // Check that the maps from interceptor's holder to constant function's 738 // Check that the maps from interceptor's holder to constant function's
740 // holder haven't changed and thus we can use cached constant function. 739 // holder haven't changed and thus we can use cached constant function.
741 if (*interceptor_holder != lookup->holder()) { 740 if (*interceptor_holder != lookup->holder()) {
742 stub_compiler_->CheckPrototypes( 741 stub_compiler_->CheckPrototypes(
743 IC::CurrentTypeOf(interceptor_holder, masm->isolate()), receiver, 742 IC::CurrentTypeOf(interceptor_holder, masm->isolate()), holder,
744 handle(lookup->holder()), scratch1, scratch2, scratch3, 743 handle(lookup->holder()), scratch1, scratch2, scratch3,
745 name, depth2, miss); 744 name, depth2, miss);
746 } else { 745 } else {
747 // CheckPrototypes has a side effect of fetching a 'holder' 746 // CheckPrototypes has a side effect of fetching a 'holder'
748 // for API (object which is instanceof for the signature). It's 747 // for API (object which is instanceof for the signature). It's
749 // safe to omit it here, as if present, it should be fetched 748 // safe to omit it here, as if present, it should be fetched
750 // by the previous CheckPrototypes. 749 // by the previous CheckPrototypes.
751 ASSERT(depth2 == kInvalidProtoDepth); 750 ASSERT(depth2 == kInvalidProtoDepth);
752 } 751 }
753 752
754 // Invoke function. 753 // Invoke function.
755 if (can_do_fast_api_call) { 754 if (can_do_fast_api_call) {
756 GenerateFastApiCall(masm, optimization, arguments_.immediate()); 755 GenerateFastApiCall(masm, optimization, arguments_.immediate());
757 } else { 756 } else {
758 Handle<JSFunction> fun = optimization.constant_function(); 757 Handle<JSFunction> fun = optimization.constant_function();
759 stub_compiler_->GenerateJumpFunctionIgnoreReceiver(fun); 758 stub_compiler_->GenerateJumpFunction(object, fun);
760 } 759 }
761 760
762 // Deferred code for fast API call case---clean preallocated space. 761 // Deferred code for fast API call case---clean preallocated space.
763 if (can_do_fast_api_call) { 762 if (can_do_fast_api_call) {
764 __ bind(&miss_cleanup); 763 __ bind(&miss_cleanup);
765 FreeSpaceForFastApiCall(masm, scratch1); 764 FreeSpaceForFastApiCall(masm, scratch1);
766 __ jmp(miss_label); 765 __ jmp(miss_label);
767 } 766 }
768 767
769 // Invoke a regular function. 768 // Invoke a regular function.
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801 // Leave the internal frame. 800 // Leave the internal frame.
802 } 801 }
803 802
804 void LoadWithInterceptor(MacroAssembler* masm, 803 void LoadWithInterceptor(MacroAssembler* masm,
805 Register receiver, 804 Register receiver,
806 Register holder, 805 Register holder,
807 Handle<JSObject> holder_obj, 806 Handle<JSObject> holder_obj,
808 Label* interceptor_succeeded) { 807 Label* interceptor_succeeded) {
809 { 808 {
810 FrameScope scope(masm, StackFrame::INTERNAL); 809 FrameScope scope(masm, StackFrame::INTERNAL);
811 __ push(holder); // Save the holder. 810 __ push(receiver);
812 __ push(name_); // Save the name. 811 __ push(holder);
812 __ push(name_);
813 813
814 CompileCallLoadPropertyWithInterceptor( 814 CompileCallLoadPropertyWithInterceptor(
815 masm, receiver, holder, name_, holder_obj, 815 masm, receiver, holder, name_, holder_obj,
816 IC::kLoadPropertyWithInterceptorOnly); 816 IC::kLoadPropertyWithInterceptorOnly);
817 817
818 __ pop(name_); // Restore the name. 818 __ pop(name_);
819 __ pop(receiver); // Restore the holder. 819 __ pop(holder);
820 __ pop(receiver);
820 // Leave the internal frame. 821 // Leave the internal frame.
821 } 822 }
822 823
823 __ cmp(eax, masm->isolate()->factory()->no_interceptor_result_sentinel()); 824 __ cmp(eax, masm->isolate()->factory()->no_interceptor_result_sentinel());
824 __ j(not_equal, interceptor_succeeded); 825 __ j(not_equal, interceptor_succeeded);
825 } 826 }
826 827
827 CallStubCompiler* stub_compiler_; 828 CallStubCompiler* stub_compiler_;
828 const ParameterCount& arguments_; 829 const ParameterCount& arguments_;
829 Register name_; 830 Register name_;
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2582 2583
2583 // Get the number of arguments. 2584 // Get the number of arguments.
2584 const int argc = arguments().immediate(); 2585 const int argc = arguments().immediate();
2585 2586
2586 LookupResult lookup(isolate()); 2587 LookupResult lookup(isolate());
2587 LookupPostInterceptor(holder, name, &lookup); 2588 LookupPostInterceptor(holder, name, &lookup);
2588 2589
2589 // Get the receiver from the stack. 2590 // Get the receiver from the stack.
2590 __ mov(edx, Operand(esp, (argc + 1) * kPointerSize)); 2591 __ mov(edx, Operand(esp, (argc + 1) * kPointerSize));
2591 2592
2592 CallInterceptorCompiler compiler(this, arguments(), ecx, extra_state()); 2593 CallInterceptorCompiler compiler(this, arguments(), ecx);
2593 compiler.Compile(masm(), object, holder, name, &lookup, edx, ebx, edi, eax, 2594 compiler.Compile(masm(), object, holder, name, &lookup, edx, ebx, edi, eax,
2594 &miss); 2595 &miss);
2595 2596
2596 // Restore receiver. 2597 // Restore receiver.
2597 __ mov(edx, Operand(esp, (argc + 1) * kPointerSize)); 2598 __ mov(edx, Operand(esp, (argc + 1) * kPointerSize));
2598 2599
2599 GenerateJumpFunction(object, eax, &miss); 2600 GenerateJumpFunction(object, eax, &miss);
2600 2601
2601 HandlerFrontendFooter(&miss); 2602 HandlerFrontendFooter(&miss);
2602 2603
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2992 // ----------------------------------- 2993 // -----------------------------------
2993 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); 2994 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss);
2994 } 2995 }
2995 2996
2996 2997
2997 #undef __ 2998 #undef __
2998 2999
2999 } } // namespace v8::internal 3000 } } // namespace v8::internal
3000 3001
3001 #endif // V8_TARGET_ARCH_IA32 3002 #endif // V8_TARGET_ARCH_IA32
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