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Issue 12706020: Isolatify CPU profiler (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Addressed comments Created 7 years, 9 months ago
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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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869 869
870 if (env.IsEmpty()) { 870 if (env.IsEmpty()) {
871 v8::HandleScope scope(v8::Isolate::GetCurrent()); 871 v8::HandleScope scope(v8::Isolate::GetCurrent());
872 const char* extensions[] = { "v8/profiler" }; 872 const char* extensions[] = { "v8/profiler" };
873 v8::ExtensionConfiguration config(1, extensions); 873 v8::ExtensionConfiguration config(1, extensions);
874 env = v8::Context::New(&config); 874 env = v8::Context::New(&config);
875 } 875 }
876 v8::HandleScope scope(v8::Isolate::GetCurrent()); 876 v8::HandleScope scope(v8::Isolate::GetCurrent());
877 env->Enter(); 877 env->Enter();
878 878
879 CHECK_EQ(0, CpuProfiler::GetProfilesCount()); 879 CpuProfiler* profiler = i::Isolate::Current()->cpu_profiler();
880 CHECK_EQ(0, profiler->GetProfilesCount());
880 CompileRun( 881 CompileRun(
881 "function c() { startProfiling(); }\n" 882 "function c() { startProfiling(); }\n"
882 "function b() { c(); }\n" 883 "function b() { c(); }\n"
883 "function a() { b(); }\n" 884 "function a() { b(); }\n"
884 "a();\n" 885 "a();\n"
885 "stopProfiling();"); 886 "stopProfiling();");
886 CHECK_EQ(1, CpuProfiler::GetProfilesCount()); 887 CHECK_EQ(1, profiler->GetProfilesCount());
887 CpuProfile* profile = 888 CpuProfile* profile = profiler->GetProfile(NULL, 0);
888 CpuProfiler::GetProfile(NULL, 0);
889 const ProfileTree* topDown = profile->top_down(); 889 const ProfileTree* topDown = profile->top_down();
890 const ProfileNode* current = topDown->root(); 890 const ProfileNode* current = topDown->root();
891 const_cast<ProfileNode*>(current)->Print(0); 891 const_cast<ProfileNode*>(current)->Print(0);
892 // The tree should look like this: 892 // The tree should look like this:
893 // (root) 893 // (root)
894 // (anonymous function) 894 // (anonymous function)
895 // a 895 // a
896 // b 896 // b
897 // c 897 // c
898 // There can also be: 898 // There can also be:
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924 i::OS::SNPrintF(title, "%d", i); 924 i::OS::SNPrintF(title, "%d", i);
925 // UID must be > 0. 925 // UID must be > 0.
926 CHECK(collection.StartProfiling(title.start(), i + 1, false)); 926 CHECK(collection.StartProfiling(title.start(), i + 1, false));
927 titles[i] = title.start(); 927 titles[i] = title.start();
928 } 928 }
929 CHECK(!collection.StartProfiling( 929 CHECK(!collection.StartProfiling(
930 "maximum", CpuProfilesCollection::kMaxSimultaneousProfiles + 1, false)); 930 "maximum", CpuProfilesCollection::kMaxSimultaneousProfiles + 1, false));
931 for (int i = 0; i < CpuProfilesCollection::kMaxSimultaneousProfiles; ++i) 931 for (int i = 0; i < CpuProfilesCollection::kMaxSimultaneousProfiles; ++i)
932 i::DeleteArray(titles[i]); 932 i::DeleteArray(titles[i]);
933 } 933 }
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