Inheritance diagram for SignalSender:

Collaboration diagram for SignalSender:

Public Types
enum	SleepInterval { HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL }

enum	SleepInterval { HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL }

enum	SleepInterval { HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL }

enum	SleepInterval { HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL, HALF_INTERVAL, FULL_INTERVAL }

Public Types inherited from Thread
enum	LocalStorageKey { LOCAL_STORAGE_KEY_MIN_VALUE = kMinInt, LOCAL_STORAGE_KEY_MAX_VALUE = kMaxInt }

Public Member Functions
	SignalSender (int interval)

virtual void	Run ()

void	SendProfilingSignal (pthread_t tid)

void	Sleep (SleepInterval full_or_half)

	SignalSender (int interval)

virtual void	Run ()

void	SendProfilingSignal (int tid)

void	Sleep (SleepInterval full_or_half)

	SignalSender (int interval)

virtual void	Run ()

void	SendProfilingSignal (pthread_t tid)

void	Sleep (SleepInterval full_or_half)

	SignalSender (int interval)

virtual void	Run ()

void	SendProfilingSignal (pthread_t tid)

void	Sleep (SleepInterval full_or_half)

Public Member Functions inherited from Thread
	Thread (const Options &options)

virtual	~Thread ()

void	Start ()

void	Join ()

const char *	name () const

PlatformData *	data ()

Static Public Member Functions
static void	SetUp ()

static void	TearDown ()

static void	AddActiveSampler (Sampler *sampler)

static void	RemoveActiveSampler (Sampler *sampler)

static void	DoCpuProfile (Sampler sampler, void raw_sender)

static void	DoRuntimeProfile (Sampler sampler, void ignored)

static void	SetUp ()

static void	TearDown ()

static void	InstallSignalHandler ()

static void	RestoreSignalHandler ()

static void	AddActiveSampler (Sampler *sampler)

static void	RemoveActiveSampler (Sampler *sampler)

static void	DoCpuProfile (Sampler sampler, void raw_sender)

static void	DoRuntimeProfile (Sampler sampler, void ignored)

static void	SetUp ()

static void	TearDown ()

static void	InstallSignalHandler ()

static void	RestoreSignalHandler ()

static void	AddActiveSampler (Sampler *sampler)

static void	RemoveActiveSampler (Sampler *sampler)

static void	DoCpuProfile (Sampler sampler, void raw_sender)

static void	DoRuntimeProfile (Sampler sampler, void ignored)

static void	SetUp ()

static void	TearDown ()

static void	InstallSignalHandler ()

static void	RestoreSignalHandler ()

static void	AddActiveSampler (Sampler *sampler)

static void	RemoveActiveSampler (Sampler *sampler)

static void	DoCpuProfile (Sampler sampler, void raw_sender)

static void	DoRuntimeProfile (Sampler sampler, void ignored)

Static Public Member Functions inherited from Thread
static LocalStorageKey	CreateThreadLocalKey ()

static void	DeleteThreadLocalKey (LocalStorageKey key)

static void *	GetThreadLocal (LocalStorageKey key)

static int	GetThreadLocalInt (LocalStorageKey key)

static void	SetThreadLocal (LocalStorageKey key, void *value)

static void	SetThreadLocalInt (LocalStorageKey key, int value)

static bool	HasThreadLocal (LocalStorageKey key)

static void *	GetExistingThreadLocal (LocalStorageKey key)

static void	YieldCPU ()

Data Fields
const int	interval_

RuntimeProfilerRateLimiter	rate_limiter_

const int	vm_tgid_

Static Public Attributes
static const int	kSignalSenderStackSize = 64 * KB

static Mutex *	mutex_ = NULL

static SignalSender *	instance_ = NULL

static bool	signal_handler_installed_ = false

static struct sigaction	old_signal_handler_

Static Public Attributes inherited from Thread
static const int	kMaxThreadNameLength = 16

Detailed Description

Definition at line 707 of file platform-freebsd.cc.

Member Enumeration Documentation

enum SleepInterval

Enumerator
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL

Definition at line 702 of file platform-solaris.cc.

enum SleepInterval

Enumerator
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL

Definition at line 709 of file platform-freebsd.cc.

enum SleepInterval

Enumerator
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL

Definition at line 781 of file platform-openbsd.cc.

enum SleepInterval

Enumerator
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL
HALF_INTERVAL
FULL_INTERVAL

Definition at line 1089 of file platform-linux.cc.

Constructor & Destructor Documentation

SignalSender ( int interval )

inlineexplicit

Definition at line 716 of file platform-freebsd.cc.

Referenced by SignalSender::AddActiveSampler().

SignalSender ( int interval )

inlineexplicit

Definition at line 1096 of file platform-linux.cc.

SignalSender ( int interval )

inlineexplicit

Definition at line 788 of file platform-openbsd.cc.

SignalSender ( int interval )

inlineexplicit

Definition at line 709 of file platform-solaris.cc.

Member Function Documentation

static void AddActiveSampler ( Sampler * sampler )

inlinestatic

Definition at line 723 of file platform-freebsd.cc.

References SamplerRegistry::AddActiveSampler(), ASSERT, SignalSender::instance_, Sampler::interval(), SignalSender::interval_, SignalSender::mutex_, v8::internal::NULL, SignalSender::old_signal_handler_, SignalSender::signal_handler_installed_, SignalSender::SignalSender(), and Thread::Start().

static void AddActiveSampler ( Sampler * sampler )

inlinestatic

Definition at line 732 of file platform-solaris.cc.

References SamplerRegistry::AddActiveSampler(), ASSERT, Sampler::interval(), v8::internal::NULL, and Thread::Start().

static void AddActiveSampler ( Sampler * sampler )

inlinestatic

Definition at line 812 of file platform-openbsd.cc.

References SamplerRegistry::AddActiveSampler(), ASSERT, Sampler::interval(), v8::internal::NULL, and Thread::Start().

static void AddActiveSampler ( Sampler * sampler )

inlinestatic

Definition at line 1120 of file platform-linux.cc.

References SamplerRegistry::AddActiveSampler(), ASSERT, Sampler::interval(), v8::internal::NULL, and Thread::Start().

static void DoCpuProfile	(	Sampler *	sampler,
		void *	raw_sender
	)

inlinestatic

Definition at line 799 of file platform-freebsd.cc.

References Sampler::IsProfiling(), Sampler::platform_data(), and SignalSender::SendProfilingSignal().

Referenced by SignalSender::Run().

static void DoCpuProfile	(	Sampler *	sampler,
		void *	raw_sender
	)

inlinestatic

Definition at line 802 of file platform-solaris.cc.

References Sampler::IsProfiling(), Sampler::platform_data(), SignalSender::SendProfilingSignal(), and Sampler::PlatformData::vm_tid().

static void DoCpuProfile	(	Sampler *	sampler,
		void *	raw_sender
	)

inlinestatic

Definition at line 881 of file platform-openbsd.cc.

References Sampler::IsProfiling(), Sampler::platform_data(), SignalSender::SendProfilingSignal(), and Sampler::PlatformData::vm_tid().

static void DoCpuProfile	(	Sampler *	sampler,
		void *	raw_sender
	)

inlinestatic

Definition at line 1189 of file platform-linux.cc.

References Sampler::IsProfiling(), Sampler::platform_data(), SignalSender::SendProfilingSignal(), and Sampler::PlatformData::vm_tid().

static void DoRuntimeProfile	(	Sampler *	sampler,
		void *	ignored
	)

inlinestatic

Definition at line 805 of file platform-freebsd.cc.

References Isolate::IsInitialized(), Sampler::isolate(), RuntimeProfiler::NotifyTick(), and Isolate::runtime_profiler().

Referenced by SignalSender::Run().

static void DoRuntimeProfile	(	Sampler *	sampler,
		void *	ignored
	)

inlinestatic

Definition at line 808 of file platform-solaris.cc.

References Isolate::IsInitialized(), Sampler::isolate(), RuntimeProfiler::NotifyTick(), and Isolate::runtime_profiler().

static void DoRuntimeProfile	(	Sampler *	sampler,
		void *	ignored
	)

inlinestatic

Definition at line 887 of file platform-openbsd.cc.

References Isolate::IsInitialized(), Sampler::isolate(), RuntimeProfiler::NotifyTick(), and Isolate::runtime_profiler().

static void DoRuntimeProfile	(	Sampler *	sampler,
		void *	ignored
	)

inlinestatic

Definition at line 1195 of file platform-linux.cc.

References Isolate::IsInitialized(), Sampler::isolate(), RuntimeProfiler::NotifyTick(), and Isolate::runtime_profiler().

static void InstallSignalHandler ( )

inlinestatic

Definition at line 716 of file platform-solaris.cc.

static void InstallSignalHandler ( )

inlinestatic

Definition at line 796 of file platform-openbsd.cc.

static void InstallSignalHandler ( )

inlinestatic

Definition at line 1104 of file platform-linux.cc.

static void RemoveActiveSampler ( Sampler * sampler )

inlinestatic

Definition at line 743 of file platform-freebsd.cc.

References SamplerRegistry::GetState(), SamplerRegistry::HAS_NO_SAMPLERS, SignalSender::instance_, SignalSender::mutex_, v8::internal::NULL, SignalSender::old_signal_handler_, SamplerRegistry::RemoveActiveSampler(), SignalSender::signal_handler_installed_, and RuntimeProfiler::StopRuntimeProfilerThreadBeforeShutdown().

static void RemoveActiveSampler ( Sampler * sampler )

inlinestatic

Definition at line 745 of file platform-solaris.cc.

References SamplerRegistry::GetState(), SamplerRegistry::HAS_NO_SAMPLERS, v8::internal::NULL, SamplerRegistry::RemoveActiveSampler(), and RuntimeProfiler::StopRuntimeProfilerThreadBeforeShutdown().

static void RemoveActiveSampler ( Sampler * sampler )

inlinestatic

Definition at line 825 of file platform-openbsd.cc.

References SamplerRegistry::GetState(), SamplerRegistry::HAS_NO_SAMPLERS, v8::internal::NULL, SamplerRegistry::RemoveActiveSampler(), and RuntimeProfiler::StopRuntimeProfilerThreadBeforeShutdown().

static void RemoveActiveSampler ( Sampler * sampler )

inlinestatic

Definition at line 1133 of file platform-linux.cc.

References SamplerRegistry::GetState(), SamplerRegistry::HAS_NO_SAMPLERS, v8::internal::NULL, SamplerRegistry::RemoveActiveSampler(), and RuntimeProfiler::StopRuntimeProfilerThreadBeforeShutdown().

static void RestoreSignalHandler ( )

inlinestatic

Definition at line 725 of file platform-solaris.cc.

static void RestoreSignalHandler ( )

inlinestatic

Definition at line 805 of file platform-openbsd.cc.

static void RestoreSignalHandler ( )

inlinestatic

Definition at line 1113 of file platform-linux.cc.

virtual void Run ( )

inlinevirtual

Implements Thread.

Definition at line 757 of file platform-solaris.cc.

References SamplerRegistry::GetState(), SamplerRegistry::HAS_CPU_PROFILING_SAMPLERS, SamplerRegistry::HAS_NO_SAMPLERS, RuntimeProfiler::IsEnabled(), SamplerRegistry::IterateActiveSamplers(), and v8::internal::NULL.

virtual void Run ( )

inlinevirtual

Implements Thread.

Definition at line 760 of file platform-freebsd.cc.

References SignalSender::DoCpuProfile(), SignalSender::DoRuntimeProfile(), SignalSender::FULL_INTERVAL, SamplerRegistry::GetState(), SignalSender::HALF_INTERVAL, SamplerRegistry::HAS_CPU_PROFILING_SAMPLERS, SamplerRegistry::HAS_NO_SAMPLERS, RuntimeProfiler::IsEnabled(), SamplerRegistry::IterateActiveSamplers(), v8::internal::NULL, SignalSender::rate_limiter_, and SignalSender::Sleep().

virtual void Run ( )

inlinevirtual

Implements Thread.

Definition at line 837 of file platform-openbsd.cc.

References SamplerRegistry::GetState(), SamplerRegistry::HAS_CPU_PROFILING_SAMPLERS, SamplerRegistry::HAS_NO_SAMPLERS, RuntimeProfiler::IsEnabled(), SamplerRegistry::IterateActiveSamplers(), and v8::internal::NULL.

virtual void Run ( )

inlinevirtual

Implements Thread.

Definition at line 1145 of file platform-linux.cc.

References SamplerRegistry::GetState(), SamplerRegistry::HAS_CPU_PROFILING_SAMPLERS, SamplerRegistry::HAS_NO_SAMPLERS, RuntimeProfiler::IsEnabled(), SamplerRegistry::IterateActiveSamplers(), and v8::internal::NULL.

void SendProfilingSignal ( pthread_t tid )

inline

Definition at line 810 of file platform-freebsd.cc.

References SignalSender::signal_handler_installed_.

Referenced by SignalSender::DoCpuProfile().

void SendProfilingSignal ( pthread_t tid )

inline

Definition at line 813 of file platform-solaris.cc.

void SendProfilingSignal ( pthread_t tid )

inline

Definition at line 892 of file platform-openbsd.cc.

void SendProfilingSignal ( int tid )

inline

Definition at line 1200 of file platform-linux.cc.

static void SetUp ( )

inlinestatic

Definition at line 713 of file platform-solaris.cc.

References OS::CreateMutex().

static void SetUp ( )

inlinestatic

Definition at line 720 of file platform-freebsd.cc.

References OS::CreateMutex(), and SignalSender::mutex_.

static void SetUp ( )

inlinestatic

Definition at line 793 of file platform-openbsd.cc.

References OS::CreateMutex().

static void SetUp ( )

inlinestatic

Definition at line 1101 of file platform-linux.cc.

References OS::CreateMutex().

void Sleep ( SleepInterval full_or_half )

inline

Definition at line 815 of file platform-freebsd.cc.

References ASSERT, SignalSender::HALF_INTERVAL, SignalSender::interval_, and v8::internal::USE().

Referenced by SignalSender::Run().

void Sleep ( SleepInterval full_or_half )

inline

Definition at line 818 of file platform-solaris.cc.

References ASSERT, and v8::internal::USE().

void Sleep ( SleepInterval full_or_half )

inline

Definition at line 897 of file platform-openbsd.cc.

References ASSERT, and v8::internal::USE().

void Sleep ( SleepInterval full_or_half )

inline

Definition at line 1210 of file platform-linux.cc.

References ASSERT, and v8::internal::USE().

static void TearDown ( )

inlinestatic

Definition at line 714 of file platform-solaris.cc.

static void TearDown ( )

inlinestatic

Definition at line 721 of file platform-freebsd.cc.

References SignalSender::mutex_.

static void TearDown ( )

inlinestatic

Definition at line 794 of file platform-openbsd.cc.

static void TearDown ( )

inlinestatic

Definition at line 1102 of file platform-linux.cc.

Field Documentation

SignalSender * instance_ = NULL

static

Definition at line 838 of file platform-freebsd.cc.

Referenced by SignalSender::AddActiveSampler(), and SignalSender::RemoveActiveSampler().

const int interval_

Definition at line 833 of file platform-freebsd.cc.

Referenced by SignalSender::AddActiveSampler(), and SignalSender::Sleep().

static const int kSignalSenderStackSize = 64 * KB

static

Definition at line 714 of file platform-freebsd.cc.

Mutex * mutex_ = NULL

static

Definition at line 837 of file platform-freebsd.cc.

Referenced by SignalSender::AddActiveSampler(), SignalSender::RemoveActiveSampler(), SignalSender::SetUp(), and SignalSender::TearDown().

static struct sigaction old_signal_handler_

static

Definition at line 840 of file platform-freebsd.cc.

Referenced by SignalSender::AddActiveSampler(), and SignalSender::RemoveActiveSampler().

RuntimeProfilerRateLimiter rate_limiter_

Definition at line 834 of file platform-freebsd.cc.

Referenced by SignalSender::Run().

bool signal_handler_installed_ = false

static

Definition at line 839 of file platform-freebsd.cc.

Referenced by SignalSender::AddActiveSampler(), SignalSender::RemoveActiveSampler(), and SignalSender::SendProfilingSignal().

const int vm_tgid_

Definition at line 1232 of file platform-linux.cc.

The documentation for this class was generated from the following files:

Public Types

Public Member Functions

Static Public Member Functions

Data Fields

Static Public Attributes

Detailed Description

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Field Documentation