[Interpreter] Add support for cpu profiler logging.

test/cctest/test-cpu-profiler.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 101 matching lines @@
   ~TestSetup() {
     i::FLAG_prof_browser_mode = old_flag_prof_browser_mode_;
   }
 
  private:
   bool old_flag_prof_browser_mode_;
 };
 
 }  // namespace
 
-
-i::Code* CreateCode(LocalContext* env) {
+i::AbstractCode* CreateCode(LocalContext* env) {
   static int counter = 0;
   i::EmbeddedVector<char, 256> script;
   i::EmbeddedVector<char, 32> name;
 
   i::SNPrintF(name, "function_%d", ++counter);
   const char* name_start = name.start();
   i::SNPrintF(script,
       "function %s() {\n"
            "var counter = 0;\n"
            "for (var i = 0; i < %d; ++i) counter += i;\n"
            "return '%s_' + counter;\n"
        "}\n"
        "%s();\n", name_start, counter, name_start, name_start);
   CompileRun(script.start());
 
   i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(
       v8::Utils::OpenHandle(*GetFunction(env->local(), name_start)));
-  return fun->code();
+  return fun->abstract_code();
 }
 
-
 TEST(CodeEvents) {
   CcTest::InitializeVM();
   LocalContext env;
   i::Isolate* isolate = CcTest::i_isolate();
   i::Factory* factory = isolate->factory();
   TestSetup test_setup;
 
   i::HandleScope scope(isolate);
 
-  i::Code* aaa_code = CreateCode(&env);
-  i::Code* comment_code = CreateCode(&env);
-  i::Code* args5_code = CreateCode(&env);
-  i::Code* comment2_code = CreateCode(&env);
-  i::Code* moved_code = CreateCode(&env);
-  i::Code* args3_code = CreateCode(&env);
-  i::Code* args4_code = CreateCode(&env);
+  i::AbstractCode* aaa_code = CreateCode(&env);
+  i::AbstractCode* comment_code = CreateCode(&env);
+  i::AbstractCode* args5_code = CreateCode(&env);
+  i::AbstractCode* comment2_code = CreateCode(&env);
+  i::AbstractCode* moved_code = CreateCode(&env);
+  i::AbstractCode* args3_code = CreateCode(&env);
+  i::AbstractCode* args4_code = CreateCode(&env);
 
   CpuProfilesCollection* profiles = new CpuProfilesCollection(isolate->heap());
   profiles->StartProfiling("", false);
   ProfileGenerator generator(profiles);
   SmartPointer<ProfilerEventsProcessor> processor(new ProfilerEventsProcessor(
           &generator, NULL, v8::base::TimeDelta::FromMicroseconds(100)));
   processor->Start();
   CpuProfiler profiler(isolate, profiles, &generator, processor.get());
 
   // Enqueue code creation events.
   const char* aaa_str = "aaa";
   i::Handle<i::String> aaa_name = factory->NewStringFromAsciiChecked(aaa_str);
   profiler.CodeCreateEvent(i::Logger::FUNCTION_TAG, aaa_code, *aaa_name);
   profiler.CodeCreateEvent(i::Logger::BUILTIN_TAG, comment_code, "comment");
   profiler.CodeCreateEvent(i::Logger::STUB_TAG, args5_code, 5);
   profiler.CodeCreateEvent(i::Logger::BUILTIN_TAG, comment2_code, "comment2");
-  profiler.CodeMoveEvent(comment2_code->address(), moved_code->address());
+  profiler.CodeMoveEvent(comment2_code, moved_code->address());
   profiler.CodeCreateEvent(i::Logger::STUB_TAG, args3_code, 3);
   profiler.CodeCreateEvent(i::Logger::STUB_TAG, args4_code, 4);
 
   // Enqueue a tick event to enable code events processing.
   EnqueueTickSampleEvent(processor.get(), aaa_code->address());
 
   processor->StopSynchronously();
 
   // Check the state of profile generator.
   CodeEntry* aaa = generator.code_map()->FindEntry(aaa_code->address());
   CHECK(aaa);
   CHECK_EQ(0, strcmp(aaa_str, aaa->name()));
 
   CodeEntry* comment = generator.code_map()->FindEntry(comment_code->address());
   CHECK(comment);
   CHECK_EQ(0, strcmp("comment", comment->name()));
 
   CodeEntry* args5 = generator.code_map()->FindEntry(args5_code->address());
   CHECK(args5);
   CHECK_EQ(0, strcmp("5", args5->name()));
 
   CHECK(!generator.code_map()->FindEntry(comment2_code->address()));
 
   CodeEntry* comment2 = generator.code_map()->FindEntry(moved_code->address());
   CHECK(comment2);
   CHECK_EQ(0, strcmp("comment2", comment2->name()));
 }
 
-
 template<typename T>
 static int CompareProfileNodes(const T* p1, const T* p2) {
   return strcmp((*p1)->entry()->name(), (*p2)->entry()->name());
 }
 
-
 TEST(TickEvents) {
   TestSetup test_setup;
   LocalContext env;
   i::Isolate* isolate = CcTest::i_isolate();
   i::HandleScope scope(isolate);
 
-  i::Code* frame1_code = CreateCode(&env);
-  i::Code* frame2_code = CreateCode(&env);
-  i::Code* frame3_code = CreateCode(&env);
+  i::AbstractCode* frame1_code = CreateCode(&env);
+  i::AbstractCode* frame2_code = CreateCode(&env);
+  i::AbstractCode* frame3_code = CreateCode(&env);
 
   CpuProfilesCollection* profiles = new CpuProfilesCollection(isolate->heap());
   profiles->StartProfiling("", false);
   ProfileGenerator generator(profiles);
   SmartPointer<ProfilerEventsProcessor> processor(new ProfilerEventsProcessor(
           &generator, NULL, v8::base::TimeDelta::FromMicroseconds(100)));
   processor->Start();
   CpuProfiler profiler(isolate, profiles, &generator, processor.get());
 
   profiler.CodeCreateEvent(i::Logger::BUILTIN_TAG, frame1_code, "bbb");
@@ skipping 26 matching lines @@
   CHECK_EQ(0, strcmp("5", top_down_bbb_children->last()->entry()->name()));
   const i::List<ProfileNode*>* top_down_stub_children =
       top_down_bbb_children->last()->children();
   CHECK_EQ(1, top_down_stub_children->length());
   CHECK_EQ(0, strcmp("ddd", top_down_stub_children->last()->entry()->name()));
   const i::List<ProfileNode*>* top_down_ddd_children =
       top_down_stub_children->last()->children();
   CHECK_EQ(0, top_down_ddd_children->length());
 }
 
-
 // http://crbug/51594
 // This test must not crash.
 TEST(CrashIfStoppingLastNonExistentProfile) {
   CcTest::InitializeVM();
   TestSetup test_setup;
   CpuProfiler* profiler = CcTest::i_isolate()->cpu_profiler();
   profiler->StartProfiling("1");
   profiler->StopProfiling("2");
   profiler->StartProfiling("1");
   profiler->StopProfiling("");
 }
 
-
 // http://code.google.com/p/v8/issues/detail?id=1398
 // Long stacks (exceeding max frames limit) must not be erased.
 TEST(Issue1398) {
   TestSetup test_setup;
   LocalContext env;
   i::Isolate* isolate = CcTest::i_isolate();
   i::HandleScope scope(isolate);
 
-  i::Code* code = CreateCode(&env);
+  i::AbstractCode* code = CreateCode(&env);
 
   CpuProfilesCollection* profiles = new CpuProfilesCollection(isolate->heap());
   profiles->StartProfiling("", false);
   ProfileGenerator generator(profiles);
   SmartPointer<ProfilerEventsProcessor> processor(new ProfilerEventsProcessor(
           &generator, NULL, v8::base::TimeDelta::FromMicroseconds(100)));
   processor->Start();
   CpuProfiler profiler(isolate, profiles, &generator, processor.get());
 
   profiler.CodeCreateEvent(i::Logger::BUILTIN_TAG, code, "bbb");
@@ skipping 14 matching lines @@
   unsigned actual_depth = 0;
   const ProfileNode* node = profile->top_down()->root();
   while (node->children()->length() > 0) {
     node = node->children()->last();
     ++actual_depth;
   }
 
   CHECK_EQ(1 + i::TickSample::kMaxFramesCount, actual_depth);  // +1 for PC.
 }
 
-
 TEST(DeleteAllCpuProfiles) {
   CcTest::InitializeVM();
   TestSetup test_setup;
   CpuProfiler* profiler = CcTest::i_isolate()->cpu_profiler();
   CHECK_EQ(0, profiler->GetProfilesCount());
   profiler->DeleteAllProfiles();
   CHECK_EQ(0, profiler->GetProfilesCount());
 
   profiler->StartProfiling("1");
   profiler->StopProfiling("1");
@@ skipping 677 matching lines @@
               "  }\n"
               "}\n"
               "%s();\n",
               func_name, func_name);
 
   CompileRun(script.start());
 
   i::Handle<i::JSFunction> func = i::Handle<i::JSFunction>::cast(
       v8::Utils::OpenHandle(*GetFunction(env.local(), func_name)));
   CHECK(func->shared());
-  CHECK(func->shared()->code());
-  i::Code* code = NULL;
-  if (func->code()->is_optimized_code()) {
-    code = func->code();
+  CHECK(func->shared()->abstract_code());
+  i::AbstractCode* code = NULL;
+  if (func->abstract_code()->kind() == i::AbstractCode::OPTIMIZED_FUNCTION) {
+    code = func->abstract_code();
   } else {
-    CHECK(func->shared()->code() == func->code() || !i::FLAG_crankshaft);
-    code = func->shared()->code();
+    CHECK(func->shared()->abstract_code() == func->abstract_code() ||
+          !i::FLAG_crankshaft);
+    code = func->shared()->abstract_code();
   }
   CHECK(code);
   i::Address code_address = code->instruction_start();
   CHECK(code_address);
 
   CpuProfilesCollection* profiles = new CpuProfilesCollection(isolate->heap());
   profiles->StartProfiling("", false);
   ProfileGenerator generator(profiles);
   SmartPointer<ProfilerEventsProcessor> processor(new ProfilerEventsProcessor(
       &generator, NULL, v8::base::TimeDelta::FromMicroseconds(100)));
@@ skipping 928 matching lines @@
   iprofile->Print();
   v8::CpuProfile* profile = reinterpret_cast<v8::CpuProfile*>(iprofile);
 
   const char* branch[] = {"", "test"};
   const ProfileNode* itest_node =
       GetSimpleBranch(env, profile, branch, arraysize(branch));
   CHECK_EQ(0U, itest_node->deopt_infos().size());
 
   iprofiler->DeleteProfile(iprofile);
 }