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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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631 CHECK_EQ(1, startNode->GetChildrenCount()); | 631 CHECK_EQ(1, startNode->GetChildrenCount()); |
632 const v8::CpuProfileNode* delayNode = GetChild(startNode, "delay"); | 632 const v8::CpuProfileNode* delayNode = GetChild(startNode, "delay"); |
633 if (delayNode->GetChildrenCount() > 0) { | 633 if (delayNode->GetChildrenCount() > 0) { |
634 CHECK_EQ(1, delayNode->GetChildrenCount()); | 634 CHECK_EQ(1, delayNode->GetChildrenCount()); |
635 GetChild(delayNode, "loop"); | 635 GetChild(delayNode, "loop"); |
636 } | 636 } |
637 } | 637 } |
638 | 638 |
639 cpu_profiler->DeleteAllCpuProfiles(); | 639 cpu_profiler->DeleteAllCpuProfiles(); |
640 } | 640 } |
641 | |
642 | |
643 static const char* native_accessor_test_source = "function start(count) {\n" | |
644 " for (var i = 0; i < count; i++) {\n" | |
645 " var o = instance.foo;\n" | |
646 " instance.foo = o + 1;\n" | |
647 " }\n" | |
648 "}\n"; | |
649 | |
650 | |
651 class FooAccessorsData { | |
652 public: | |
653 explicit FooAccessorsData(int repeat_count) | |
654 : repeat_count_(repeat_count), | |
655 total_(0) {} | |
656 | |
657 static v8::Handle<v8::Value> Getter(v8::Local<v8::String> name, | |
658 const v8::AccessorInfo& info) { | |
659 FooAccessorsData* data = fromInfo(info); | |
660 for (int i = 0; i < data->repeat_count_; i++) { | |
661 data->total_ += i; | |
662 } | |
663 return v8::Int32::New(data->total_); | |
664 } | |
665 | |
666 static void Setter(v8::Local<v8::String> name, | |
667 v8::Local<v8::Value> value, | |
668 const v8::AccessorInfo& info) { | |
669 FooAccessorsData* data = fromInfo(info); | |
670 for (int i = 0; i < data->repeat_count_; i++) { | |
671 data->total_ += i; | |
672 } | |
673 } | |
674 | |
675 private: | |
676 static FooAccessorsData* fromInfo(const v8::AccessorInfo& info) { | |
677 void* data = v8::External::Cast(*info.Data())->Value(); | |
678 return reinterpret_cast<FooAccessorsData*>(data); | |
679 } | |
680 | |
681 int repeat_count_; | |
682 int total_; | |
683 }; | |
684 | |
685 | |
686 TEST(NativeAccessorNameInProfile1) { | |
687 LocalContext env; | |
688 v8::HandleScope scope(env->GetIsolate()); | |
689 | |
690 | |
691 v8::Local<v8::FunctionTemplate> func_template = v8::FunctionTemplate::New(); | |
692 v8::Local<v8::ObjectTemplate> instance_template = | |
693 func_template->InstanceTemplate(); | |
694 | |
695 FooAccessorsData accessors(100 * 1000 * 1000); | |
696 v8::Local<v8::External> data = v8::External::New(&accessors); | |
697 instance_template->SetAccessor( | |
698 v8::String::New("foo"), &FooAccessorsData::Getter, | |
699 &FooAccessorsData::Setter, data); | |
700 v8::Local<v8::Function> func = func_template->GetFunction(); | |
701 v8::Local<v8::Object> instance = func->NewInstance(); | |
702 env->Global()->Set(v8::String::New("instance"), instance); | |
703 | |
704 v8::Script::Compile(v8::String::New(native_accessor_test_source))->Run(); | |
705 v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast( | |
706 env->Global()->Get(v8::String::New("start"))); | |
707 | |
708 v8::CpuProfiler* cpu_profiler = env->GetIsolate()->GetCpuProfiler(); | |
709 v8::Local<v8::String> profile_name = v8::String::New("my_profile"); | |
710 | |
711 cpu_profiler->StartCpuProfiling(profile_name); | |
712 int32_t repeat_count = 1; | |
713 v8::Handle<v8::Value> args[] = { v8::Integer::New(repeat_count) }; | |
714 function->Call(env->Global(), ARRAY_SIZE(args), args); | |
715 const v8::CpuProfile* profile = cpu_profiler->StopCpuProfiling(profile_name); | |
716 | |
717 CHECK_NE(NULL, profile); | |
718 // Dump collected profile to have a better diagnostic in case of failure. | |
719 reinterpret_cast<i::CpuProfile*>( | |
720 const_cast<v8::CpuProfile*>(profile))->Print(); | |
721 | |
722 const v8::CpuProfileNode* root = profile->GetTopDownRoot(); | |
723 const v8::CpuProfileNode* startNode = GetChild(root, "start"); | |
724 GetChild(startNode, "get foo"); | |
725 GetChild(startNode, "set foo"); | |
726 | |
727 cpu_profiler->DeleteAllCpuProfiles(); | |
728 } | |
729 | |
730 | |
731 TEST(NativeAccessorNameInProfile2) { | |
732 LocalContext env; | |
733 v8::HandleScope scope(env->GetIsolate()); | |
734 | |
735 | |
736 v8::Local<v8::FunctionTemplate> func_template = v8::FunctionTemplate::New(); | |
737 v8::Local<v8::ObjectTemplate> instance_template = | |
738 func_template->InstanceTemplate(); | |
739 | |
740 FooAccessorsData accessors(5 * 1000); | |
741 v8::Local<v8::External> data = v8::External::New(&accessors); | |
742 instance_template->SetAccessor( | |
743 v8::String::New("foo"), &FooAccessorsData::Getter, | |
744 &FooAccessorsData::Setter, data); | |
745 v8::Local<v8::Function> func = func_template->GetFunction(); | |
746 v8::Local<v8::Object> instance = func->NewInstance(); | |
747 env->Global()->Set(v8::String::New("instance"), instance); | |
loislo
2013/06/03 10:04:50
please extract the common part about creating an o
yurys
2013/06/03 10:07:30
I'm going to do extract this code into a function
| |
748 | |
749 v8::Script::Compile(v8::String::New(native_accessor_test_source))->Run(); | |
750 v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast( | |
751 env->Global()->Get(v8::String::New("start"))); | |
752 | |
753 v8::CpuProfiler* cpu_profiler = env->GetIsolate()->GetCpuProfiler(); | |
754 v8::Local<v8::String> profile_name = v8::String::New("my_profile"); | |
755 | |
756 cpu_profiler->StartCpuProfiling(profile_name); | |
757 int32_t repeat_count = 5 * 1000 * 1000; | |
758 #if defined(USE_SIMULATOR) | |
759 // Simulators are much slower. | |
760 repeat_count = 10 * 1000; | |
761 #endif | |
762 v8::Handle<v8::Value> args[] = { v8::Integer::New(repeat_count) }; | |
763 function->Call(env->Global(), ARRAY_SIZE(args), args); | |
764 const v8::CpuProfile* profile = cpu_profiler->StopCpuProfiling(profile_name); | |
765 | |
766 CHECK_NE(NULL, profile); | |
767 // Dump collected profile to have a better diagnostic in case of failure. | |
768 reinterpret_cast<i::CpuProfile*>( | |
769 const_cast<v8::CpuProfile*>(profile))->Print(); | |
770 | |
771 const v8::CpuProfileNode* root = profile->GetTopDownRoot(); | |
772 const v8::CpuProfileNode* startNode = GetChild(root, "start"); | |
773 // TODO(yurys): in LoadIC should be changed to report external callback | |
774 // invocation. See r13768 where it was LoadCallbackProperty was removed. | |
775 // GetChild(startNode, "get foo"); | |
776 GetChild(startNode, "set foo"); | |
777 | |
778 cpu_profiler->DeleteAllCpuProfiles(); | |
779 } | |
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