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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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| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 // | 27 // |
| 28 // Tests of profiles generator and utilities. | 28 // Tests of profiles generator and utilities. |
| 29 | 29 |
| 30 #include "v8.h" | 30 #include "v8.h" |
| 31 #include "profile-generator-inl.h" | 31 #include "profile-generator-inl.h" |
| 32 #include "profiler-extension.h" |
| 32 #include "cctest.h" | 33 #include "cctest.h" |
| 33 #include "cpu-profiler.h" | 34 #include "cpu-profiler.h" |
| 34 #include "../include/v8-profiler.h" | 35 #include "../include/v8-profiler.h" |
| 35 | 36 |
| 36 using i::CodeEntry; | 37 using i::CodeEntry; |
| 37 using i::CodeMap; | 38 using i::CodeMap; |
| 38 using i::CpuProfile; | 39 using i::CpuProfile; |
| 39 using i::CpuProfiler; | 40 using i::CpuProfiler; |
| 40 using i::CpuProfilesCollection; | 41 using i::CpuProfilesCollection; |
| 41 using i::ProfileNode; | 42 using i::ProfileNode; |
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| 529 | 530 |
| 530 CpuProfile* profile = profiles.StopProfiling(""); | 531 CpuProfile* profile = profiles.StopProfiling(""); |
| 531 int nodeId = 1; | 532 int nodeId = 1; |
| 532 CheckNodeIds(profile->top_down()->root(), &nodeId); | 533 CheckNodeIds(profile->top_down()->root(), &nodeId); |
| 533 CHECK_EQ(3, nodeId - 1); | 534 CHECK_EQ(3, nodeId - 1); |
| 534 | 535 |
| 535 CHECK_EQ(0, profile->samples_count()); | 536 CHECK_EQ(0, profile->samples_count()); |
| 536 } | 537 } |
| 537 | 538 |
| 538 | 539 |
| 539 // --- P r o f i l e r E x t e n s i o n --- | |
| 540 | |
| 541 class ProfilerExtension : public v8::Extension { | |
| 542 public: | |
| 543 ProfilerExtension() : v8::Extension("v8/profiler", kSource) { } | |
| 544 virtual v8::Handle<v8::FunctionTemplate> GetNativeFunctionTemplate( | |
| 545 v8::Isolate* isolate, | |
| 546 v8::Handle<v8::String> name); | |
| 547 static void StartProfiling(const v8::FunctionCallbackInfo<v8::Value>& args); | |
| 548 static void StopProfiling(const v8::FunctionCallbackInfo<v8::Value>& args); | |
| 549 private: | |
| 550 static const char* kSource; | |
| 551 }; | |
| 552 | |
| 553 | |
| 554 const char* ProfilerExtension::kSource = | |
| 555 "native function startProfiling();" | |
| 556 "native function stopProfiling();"; | |
| 557 | |
| 558 v8::Handle<v8::FunctionTemplate> ProfilerExtension::GetNativeFunctionTemplate( | |
| 559 v8::Isolate* isolate, v8::Handle<v8::String> name) { | |
| 560 if (name->Equals(v8::String::NewFromUtf8(isolate, "startProfiling"))) { | |
| 561 return v8::FunctionTemplate::New(ProfilerExtension::StartProfiling); | |
| 562 } else if (name->Equals(v8::String::NewFromUtf8(isolate, "stopProfiling"))) { | |
| 563 return v8::FunctionTemplate::New(ProfilerExtension::StopProfiling); | |
| 564 } else { | |
| 565 CHECK(false); | |
| 566 return v8::Handle<v8::FunctionTemplate>(); | |
| 567 } | |
| 568 } | |
| 569 | |
| 570 | |
| 571 void ProfilerExtension::StartProfiling( | |
| 572 const v8::FunctionCallbackInfo<v8::Value>& args) { | |
| 573 v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler(); | |
| 574 if (args.Length() > 0) | |
| 575 cpu_profiler->StartCpuProfiling(args[0].As<v8::String>()); | |
| 576 else | |
| 577 cpu_profiler->StartCpuProfiling( | |
| 578 v8::String::NewFromUtf8(args.GetIsolate(), "")); | |
| 579 } | |
| 580 | |
| 581 | |
| 582 void ProfilerExtension::StopProfiling( | |
| 583 const v8::FunctionCallbackInfo<v8::Value>& args) { | |
| 584 v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler(); | |
| 585 if (args.Length() > 0) | |
| 586 cpu_profiler->StopCpuProfiling(args[0].As<v8::String>()); | |
| 587 else | |
| 588 cpu_profiler->StopCpuProfiling( | |
| 589 v8::String::NewFromUtf8(args.GetIsolate(), "")); | |
| 590 } | |
| 591 | |
| 592 | |
| 593 static ProfilerExtension kProfilerExtension; | |
| 594 v8::DeclareExtension kProfilerExtensionDeclaration(&kProfilerExtension); | |
| 595 | |
| 596 static const ProfileNode* PickChild(const ProfileNode* parent, | 540 static const ProfileNode* PickChild(const ProfileNode* parent, |
| 597 const char* name) { | 541 const char* name) { |
| 598 for (int i = 0; i < parent->children()->length(); ++i) { | 542 for (int i = 0; i < parent->children()->length(); ++i) { |
| 599 const ProfileNode* child = parent->children()->at(i); | 543 const ProfileNode* child = parent->children()->at(i); |
| 600 if (strcmp(child->entry()->name(), name) == 0) return child; | 544 if (strcmp(child->entry()->name(), name) == 0) return child; |
| 601 } | 545 } |
| 602 return NULL; | 546 return NULL; |
| 603 } | 547 } |
| 604 | 548 |
| 605 | 549 |
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| 687 // This test does not pass with inlining enabled since inlined functions | 631 // This test does not pass with inlining enabled since inlined functions |
| 688 // don't appear in the stack trace. | 632 // don't appear in the stack trace. |
| 689 i::FLAG_use_inlining = false; | 633 i::FLAG_use_inlining = false; |
| 690 | 634 |
| 691 const char* extensions[] = { "v8/profiler" }; | 635 const char* extensions[] = { "v8/profiler" }; |
| 692 v8::ExtensionConfiguration config(1, extensions); | 636 v8::ExtensionConfiguration config(1, extensions); |
| 693 LocalContext env(&config); | 637 LocalContext env(&config); |
| 694 v8::HandleScope hs(env->GetIsolate()); | 638 v8::HandleScope hs(env->GetIsolate()); |
| 695 | 639 |
| 696 v8::CpuProfiler* profiler = env->GetIsolate()->GetCpuProfiler(); | 640 v8::CpuProfiler* profiler = env->GetIsolate()->GetCpuProfiler(); |
| 697 CHECK_EQ(0, profiler->GetProfileCount()); | 641 i::CpuProfiler* iprofiler = reinterpret_cast<i::CpuProfiler*>(profiler); |
| 642 CHECK_EQ(0, iprofiler->GetProfilesCount()); |
| 698 v8::Handle<v8::Script> script_a = v8::Script::Compile(v8::String::NewFromUtf8( | 643 v8::Handle<v8::Script> script_a = v8::Script::Compile(v8::String::NewFromUtf8( |
| 699 env->GetIsolate(), "function a() { startProfiling(); }\n")); | 644 env->GetIsolate(), "function a() { startProfiling(); }\n")); |
| 700 script_a->Run(); | 645 script_a->Run(); |
| 701 v8::Handle<v8::Script> script_b = | 646 v8::Handle<v8::Script> script_b = |
| 702 v8::Script::Compile(v8::String::NewFromUtf8(env->GetIsolate(), | 647 v8::Script::Compile(v8::String::NewFromUtf8(env->GetIsolate(), |
| 703 "function b() { a(); }\n" | 648 "function b() { a(); }\n" |
| 704 "b();\n" | 649 "b();\n" |
| 705 "stopProfiling();\n")); | 650 "stopProfiling();\n")); |
| 706 script_b->Run(); | 651 script_b->Run(); |
| 707 CHECK_EQ(1, profiler->GetProfileCount()); | 652 CHECK_EQ(1, iprofiler->GetProfilesCount()); |
| 708 const v8::CpuProfile* profile = profiler->GetCpuProfile(0); | 653 const v8::CpuProfile* profile = ProfilerExtension::last_profile; |
| 709 const v8::CpuProfileNode* current = profile->GetTopDownRoot(); | 654 const v8::CpuProfileNode* current = profile->GetTopDownRoot(); |
| 710 reinterpret_cast<ProfileNode*>( | 655 reinterpret_cast<ProfileNode*>( |
| 711 const_cast<v8::CpuProfileNode*>(current))->Print(0); | 656 const_cast<v8::CpuProfileNode*>(current))->Print(0); |
| 712 // The tree should look like this: | 657 // The tree should look like this: |
| 713 // (root) | 658 // (root) |
| 714 // (anonymous function) | 659 // (anonymous function) |
| 715 // b | 660 // b |
| 716 // a | 661 // a |
| 717 // There can also be: | 662 // There can also be: |
| 718 // startProfiling | 663 // startProfiling |
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| 789 | 734 |
| 790 | 735 |
| 791 | 736 |
| 792 TEST(BailoutReason) { | 737 TEST(BailoutReason) { |
| 793 const char* extensions[] = { "v8/profiler" }; | 738 const char* extensions[] = { "v8/profiler" }; |
| 794 v8::ExtensionConfiguration config(1, extensions); | 739 v8::ExtensionConfiguration config(1, extensions); |
| 795 LocalContext env(&config); | 740 LocalContext env(&config); |
| 796 v8::HandleScope hs(env->GetIsolate()); | 741 v8::HandleScope hs(env->GetIsolate()); |
| 797 | 742 |
| 798 v8::CpuProfiler* profiler = env->GetIsolate()->GetCpuProfiler(); | 743 v8::CpuProfiler* profiler = env->GetIsolate()->GetCpuProfiler(); |
| 799 CHECK_EQ(0, profiler->GetProfileCount()); | 744 i::CpuProfiler* iprofiler = reinterpret_cast<i::CpuProfiler*>(profiler); |
| 745 CHECK_EQ(0, iprofiler->GetProfilesCount()); |
| 800 v8::Handle<v8::Script> script = | 746 v8::Handle<v8::Script> script = |
| 801 v8::Script::Compile(v8::String::NewFromUtf8(env->GetIsolate(), | 747 v8::Script::Compile(v8::String::NewFromUtf8(env->GetIsolate(), |
| 802 "function TryCatch() {\n" | 748 "function TryCatch() {\n" |
| 803 " try {\n" | 749 " try {\n" |
| 804 " startProfiling();\n" | 750 " startProfiling();\n" |
| 805 " } catch (e) { };\n" | 751 " } catch (e) { };\n" |
| 806 "}\n" | 752 "}\n" |
| 807 "function TryFinally() {\n" | 753 "function TryFinally() {\n" |
| 808 " try {\n" | 754 " try {\n" |
| 809 " TryCatch();\n" | 755 " TryCatch();\n" |
| 810 " } finally { };\n" | 756 " } finally { };\n" |
| 811 "}\n" | 757 "}\n" |
| 812 "TryFinally();\n" | 758 "TryFinally();\n" |
| 813 "stopProfiling();")); | 759 "stopProfiling();")); |
| 814 script->Run(); | 760 script->Run(); |
| 815 CHECK_EQ(1, profiler->GetProfileCount()); | 761 CHECK_EQ(1, iprofiler->GetProfilesCount()); |
| 816 const v8::CpuProfile* profile = profiler->GetCpuProfile(0); | 762 const v8::CpuProfile* profile = ProfilerExtension::last_profile; |
| 763 CHECK(profile); |
| 817 const v8::CpuProfileNode* current = profile->GetTopDownRoot(); | 764 const v8::CpuProfileNode* current = profile->GetTopDownRoot(); |
| 818 reinterpret_cast<ProfileNode*>( | 765 reinterpret_cast<ProfileNode*>( |
| 819 const_cast<v8::CpuProfileNode*>(current))->Print(0); | 766 const_cast<v8::CpuProfileNode*>(current))->Print(0); |
| 820 // The tree should look like this: | 767 // The tree should look like this: |
| 821 // (root) | 768 // (root) |
| 822 // (anonymous function) | 769 // (anonymous function) |
| 823 // kTryFinally | 770 // kTryFinally |
| 824 // kTryCatch | 771 // kTryCatch |
| 825 current = PickChild(current, i::ProfileGenerator::kAnonymousFunctionName); | 772 current = PickChild(current, i::ProfileGenerator::kAnonymousFunctionName); |
| 826 CHECK_NE(NULL, const_cast<v8::CpuProfileNode*>(current)); | 773 CHECK_NE(NULL, const_cast<v8::CpuProfileNode*>(current)); |
| 827 | 774 |
| 828 current = PickChild(current, "TryFinally"); | 775 current = PickChild(current, "TryFinally"); |
| 829 CHECK_NE(NULL, const_cast<v8::CpuProfileNode*>(current)); | 776 CHECK_NE(NULL, const_cast<v8::CpuProfileNode*>(current)); |
| 830 CHECK(!strcmp("TryFinallyStatement", current->GetBailoutReason())); | 777 CHECK(!strcmp("TryFinallyStatement", current->GetBailoutReason())); |
| 831 | 778 |
| 832 current = PickChild(current, "TryCatch"); | 779 current = PickChild(current, "TryCatch"); |
| 833 CHECK_NE(NULL, const_cast<v8::CpuProfileNode*>(current)); | 780 CHECK_NE(NULL, const_cast<v8::CpuProfileNode*>(current)); |
| 834 CHECK(!strcmp("TryCatchStatement", current->GetBailoutReason())); | 781 CHECK(!strcmp("TryCatchStatement", current->GetBailoutReason())); |
| 835 } | 782 } |
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