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Unified Diff: src/cpu-profiler.cc

Issue 13457002: Isolatify CPU profiler (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 9 months ago
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Index: src/cpu-profiler.cc
diff --git a/src/cpu-profiler.cc b/src/cpu-profiler.cc
index 043f58cbd81910466650a626ad90671c1d590a5b..7979eb4d21a0c33e1630992244f15cb54bab43df 100644
--- a/src/cpu-profiler.cc
+++ b/src/cpu-profiler.cc
@@ -258,110 +258,66 @@ void ProfilerEventsProcessor::Run() {
}
-void CpuProfiler::StartProfiling(const char* title) {
- ASSERT(Isolate::Current()->cpu_profiler() != NULL);
- Isolate::Current()->cpu_profiler()->StartCollectingProfile(title, false);
-}
-
-
-void CpuProfiler::StartProfiling(String* title, bool record_samples) {
- ASSERT(Isolate::Current()->cpu_profiler() != NULL);
- Isolate::Current()->cpu_profiler()->StartCollectingProfile(
- title, record_samples);
-}
-
-
-CpuProfile* CpuProfiler::StopProfiling(const char* title) {
- Isolate* isolate = Isolate::Current();
- return is_profiling(isolate) ?
- isolate->cpu_profiler()->StopCollectingProfile(title) : NULL;
-}
-
-
-CpuProfile* CpuProfiler::StopProfiling(Object* security_token, String* title) {
- Isolate* isolate = Isolate::Current();
- return is_profiling(isolate) ?
- isolate->cpu_profiler()->StopCollectingProfile(
- security_token, title) : NULL;
-}
-
-
int CpuProfiler::GetProfilesCount() {
- ASSERT(Isolate::Current()->cpu_profiler() != NULL);
// The count of profiles doesn't depend on a security token.
- return Isolate::Current()->cpu_profiler()->profiles_->Profiles(
- TokenEnumerator::kNoSecurityToken)->length();
+ return profiles_->Profiles(TokenEnumerator::kNoSecurityToken)->length();
}
CpuProfile* CpuProfiler::GetProfile(Object* security_token, int index) {
- ASSERT(Isolate::Current()->cpu_profiler() != NULL);
- CpuProfiler* profiler = Isolate::Current()->cpu_profiler();
- const int token = profiler->token_enumerator_->GetTokenId(security_token);
- return profiler->profiles_->Profiles(token)->at(index);
+ const int token = token_enumerator_->GetTokenId(security_token);
+ return profiles_->Profiles(token)->at(index);
}
CpuProfile* CpuProfiler::FindProfile(Object* security_token, unsigned uid) {
- ASSERT(Isolate::Current()->cpu_profiler() != NULL);
- CpuProfiler* profiler = Isolate::Current()->cpu_profiler();
- const int token = profiler->token_enumerator_->GetTokenId(security_token);
- return profiler->profiles_->GetProfile(token, uid);
+ const int token = token_enumerator_->GetTokenId(security_token);
+ return profiles_->GetProfile(token, uid);
}
-TickSample* CpuProfiler::TickSampleEvent(Isolate* isolate) {
- if (CpuProfiler::is_profiling(isolate)) {
- return isolate->cpu_profiler()->processor_->TickSampleEvent();
- } else {
- return NULL;
- }
+TickSample* CpuProfiler::TickSampleEvent() {
+ if (is_profiling_) return processor_->TickSampleEvent();
+ return NULL;
}
void CpuProfiler::DeleteAllProfiles() {
- Isolate* isolate = Isolate::Current();
- ASSERT(isolate->cpu_profiler() != NULL);
- if (is_profiling(isolate)) {
- isolate->cpu_profiler()->StopProcessor();
- }
- isolate->cpu_profiler()->ResetProfiles();
+ if (is_profiling_) StopProcessor();
+ ResetProfiles();
}
void CpuProfiler::DeleteProfile(CpuProfile* profile) {
- ASSERT(Isolate::Current()->cpu_profiler() != NULL);
- Isolate::Current()->cpu_profiler()->profiles_->RemoveProfile(profile);
+ profiles_->RemoveProfile(profile);
delete profile;
}
bool CpuProfiler::HasDetachedProfiles() {
- ASSERT(Isolate::Current()->cpu_profiler() != NULL);
- return Isolate::Current()->cpu_profiler()->profiles_->HasDetachedProfiles();
+ return profiles_->HasDetachedProfiles();
}
void CpuProfiler::CallbackEvent(Name* name, Address entry_point) {
- Isolate::Current()->cpu_profiler()->processor_->CallbackCreateEvent(
+ processor_->CallbackCreateEvent(
Logger::CALLBACK_TAG, CodeEntry::kEmptyNamePrefix, name, entry_point);
}
void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
Code* code, const char* comment) {
- Isolate::Current()->cpu_profiler()->processor_->CodeCreateEvent(
+ processor_->CodeCreateEvent(
tag, comment, code->address(), code->ExecutableSize());
}
void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
Code* code, Name* name) {
- Isolate* isolate = Isolate::Current();
- isolate->cpu_profiler()->processor_->CodeCreateEvent(
+ processor_->CodeCreateEvent(
tag,
name,
- isolate->heap()->empty_string(),
+ isolate_->heap()->empty_string(),
v8::CpuProfileNode::kNoLineNumberInfo,
code->address(),
code->ExecutableSize(),
@@ -373,11 +329,10 @@ void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
Code* code,
SharedFunctionInfo* shared,
Name* name) {
- Isolate* isolate = Isolate::Current();
- isolate->cpu_profiler()->processor_->CodeCreateEvent(
+ processor_->CodeCreateEvent(
tag,
name,
- isolate->heap()->empty_string(),
+ isolate_->heap()->empty_string(),
v8::CpuProfileNode::kNoLineNumberInfo,
code->address(),
code->ExecutableSize(),
@@ -389,7 +344,7 @@ void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
Code* code,
SharedFunctionInfo* shared,
String* source, int line) {
- Isolate::Current()->cpu_profiler()->processor_->CodeCreateEvent(
+ processor_->CodeCreateEvent(
tag,
shared->DebugName(),
source,
@@ -402,7 +357,7 @@ void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
Code* code, int args_count) {
- Isolate::Current()->cpu_profiler()->processor_->CodeCreateEvent(
+ processor_->CodeCreateEvent(
tag,
args_count,
code->address(),
@@ -411,7 +366,7 @@ void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
void CpuProfiler::CodeMoveEvent(Address from, Address to) {
- Isolate::Current()->cpu_profiler()->processor_->CodeMoveEvent(from, to);
+ processor_->CodeMoveEvent(from, to);
}
@@ -420,19 +375,18 @@ void CpuProfiler::CodeDeleteEvent(Address from) {
void CpuProfiler::SharedFunctionInfoMoveEvent(Address from, Address to) {
- CpuProfiler* profiler = Isolate::Current()->cpu_profiler();
- profiler->processor_->SharedFunctionInfoMoveEvent(from, to);
+ processor_->SharedFunctionInfoMoveEvent(from, to);
}
void CpuProfiler::GetterCallbackEvent(Name* name, Address entry_point) {
- Isolate::Current()->cpu_profiler()->processor_->CallbackCreateEvent(
+ processor_->CallbackCreateEvent(
Logger::CALLBACK_TAG, "get ", name, entry_point);
}
void CpuProfiler::RegExpCodeCreateEvent(Code* code, String* source) {
- Isolate::Current()->cpu_profiler()->processor_->RegExpCodeCreateEvent(
+ processor_->RegExpCodeCreateEvent(
Logger::REG_EXP_TAG,
"RegExp: ",
source,
@@ -442,13 +396,14 @@ void CpuProfiler::RegExpCodeCreateEvent(Code* code, String* source) {
void CpuProfiler::SetterCallbackEvent(Name* name, Address entry_point) {
- Isolate::Current()->cpu_profiler()->processor_->CallbackCreateEvent(
+ processor_->CallbackCreateEvent(
Logger::CALLBACK_TAG, "set ", name, entry_point);
}
-CpuProfiler::CpuProfiler()
- : profiles_(new CpuProfilesCollection()),
+CpuProfiler::CpuProfiler(Isolate* isolate)
+ : isolate_(isolate),
+ profiles_(new CpuProfilesCollection()),
next_profile_uid_(1),
token_enumerator_(new TokenEnumerator()),
generator_(NULL),
@@ -469,8 +424,7 @@ void CpuProfiler::ResetProfiles() {
profiles_ = new CpuProfilesCollection();
}
-void CpuProfiler::StartCollectingProfile(const char* title,
- bool record_samples) {
+void CpuProfiler::StartProfiling(const char* title, bool record_samples) {
if (profiles_->StartProfiling(title, next_profile_uid_++, record_samples)) {
StartProcessorIfNotStarted();
}
@@ -478,35 +432,33 @@ void CpuProfiler::StartCollectingProfile(const char* title,
}
-void CpuProfiler::StartCollectingProfile(String* title, bool record_samples) {
- StartCollectingProfile(profiles_->GetName(title), record_samples);
+void CpuProfiler::StartProfiling(String* title, bool record_samples) {
+ StartProfiling(profiles_->GetName(title), record_samples);
}
void CpuProfiler::StartProcessorIfNotStarted() {
if (processor_ == NULL) {
- Isolate* isolate = Isolate::Current();
-
// Disable logging when using the new implementation.
- saved_logging_nesting_ = isolate->logger()->logging_nesting_;
- isolate->logger()->logging_nesting_ = 0;
+ saved_logging_nesting_ = isolate_->logger()->logging_nesting_;
+ isolate_->logger()->logging_nesting_ = 0;
generator_ = new ProfileGenerator(profiles_);
processor_ = new ProfilerEventsProcessor(generator_);
is_profiling_ = true;
processor_->Start();
// Enumerate stuff we already have in the heap.
- if (isolate->heap()->HasBeenSetUp()) {
+ if (isolate_->heap()->HasBeenSetUp()) {
if (!FLAG_prof_browser_mode) {
bool saved_log_code_flag = FLAG_log_code;
FLAG_log_code = true;
- isolate->logger()->LogCodeObjects();
+ isolate_->logger()->LogCodeObjects();
FLAG_log_code = saved_log_code_flag;
}
- isolate->logger()->LogCompiledFunctions();
- isolate->logger()->LogAccessorCallbacks();
+ isolate_->logger()->LogCompiledFunctions();
+ isolate_->logger()->LogAccessorCallbacks();
}
// Enable stack sampling.
- Sampler* sampler = reinterpret_cast<Sampler*>(isolate->logger()->ticker_);
+ Sampler* sampler = reinterpret_cast<Sampler*>(isolate_->logger()->ticker_);
if (!sampler->IsActive()) {
sampler->Start();
need_to_stop_sampler_ = true;
@@ -516,7 +468,8 @@ void CpuProfiler::StartProcessorIfNotStarted() {
}
-CpuProfile* CpuProfiler::StopCollectingProfile(const char* title) {
+CpuProfile* CpuProfiler::StopProfiling(const char* title) {
+ if (!is_profiling_) return NULL;
const double actual_sampling_rate = generator_->actual_sampling_rate();
StopProcessorIfLastProfile(title);
CpuProfile* result =
@@ -530,8 +483,8 @@ CpuProfile* CpuProfiler::StopCollectingProfile(const char* title) {
}
-CpuProfile* CpuProfiler::StopCollectingProfile(Object* security_token,
- String* title) {
+CpuProfile* CpuProfiler::StopProfiling(Object* security_token, String* title) {
+ if (!is_profiling_) return NULL;
const double actual_sampling_rate = generator_->actual_sampling_rate();
const char* profile_title = profiles_->GetName(title);
StopProcessorIfLastProfile(profile_title);
@@ -546,7 +499,7 @@ void CpuProfiler::StopProcessorIfLastProfile(const char* title) {
void CpuProfiler::StopProcessor() {
- Logger* logger = Isolate::Current()->logger();
+ Logger* logger = isolate_->logger();
Sampler* sampler = reinterpret_cast<Sampler*>(logger->ticker_);
sampler->DecreaseProfilingDepth();
if (need_to_stop_sampler_) {
@@ -564,20 +517,4 @@ void CpuProfiler::StopProcessor() {
}
-void CpuProfiler::SetUp() {
- Isolate* isolate = Isolate::Current();
- if (isolate->cpu_profiler() == NULL) {
- isolate->set_cpu_profiler(new CpuProfiler());
- }
-}
-
-
-void CpuProfiler::TearDown() {
- Isolate* isolate = Isolate::Current();
- if (isolate->cpu_profiler() != NULL) {
- delete isolate->cpu_profiler();
- }
- isolate->set_cpu_profiler(NULL);
-}
-
} } // namespace v8::internal
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