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Data Structures | Public Member Functions | Protected Member Functions
Sampler Class Referenceabstract

#include <platform.h>

Inheritance diagram for Sampler:
Inheritance graph
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Data Structures

class  PlatformData
 

Public Member Functions

 Sampler (Isolate *isolate, int interval)
 
virtual ~Sampler ()
 
int interval () const
 
void SampleStack (TickSample *sample)
 
virtual void Tick (TickSample *sample)=0
 
void Start ()
 
void Stop ()
 
bool IsProfiling () const
 
void IncreaseProfilingDepth ()
 
void DecreaseProfilingDepth ()
 
bool IsActive () const
 
Isolate * isolate ()
 
int samples_taken () const
 
void ResetSamplesTaken ()
 
PlatformData * data ()
 
PlatformData * platform_data ()
 

Protected Member Functions

virtual void DoSampleStack (TickSample *sample)=0
 

Detailed Description

Definition at line 733 of file platform.h.

Constructor & Destructor Documentation

Sampler ( Isolate *  isolate,
int  interval 
)

Definition at line 755 of file platform-cygwin.cc.

~Sampler ( )
virtual

Definition at line 765 of file platform-cygwin.cc.

References ASSERT, and Sampler::IsActive().

Member Function Documentation

PlatformData* data ( )
inline

Definition at line 770 of file platform.h.

void DecreaseProfilingDepth ( )
inline

Definition at line 758 of file platform.h.

References v8::internal::NoBarrier_AtomicIncrement().

Referenced by Ticker::ClearProfiler().

virtual void DoSampleStack ( TickSample *  sample)
protectedpure virtual

Implemented in Ticker.

Referenced by Sampler::SampleStack().

void IncreaseProfilingDepth ( )
inline

Definition at line 757 of file platform.h.

References v8::internal::NoBarrier_AtomicIncrement().

Referenced by Ticker::SetProfiler().

int interval ( ) const
inline

Definition at line 739 of file platform.h.

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

bool IsActive ( ) const
inline

Definition at line 761 of file platform.h.

References v8::internal::NoBarrier_Load().

Referenced by SamplerRegistry::AddActiveSampler(), Ticker::ClearProfiler(), Ticker::ClearWindow(), Logger::EnsureTickerStarted(), Logger::EnsureTickerStopped(), SamplerRegistry::RemoveActiveSampler(), Logger::ResumeProfiler(), Ticker::SetProfiler(), Ticker::SetWindow(), Sampler::Start(), Sampler::Stop(), Sampler::~Sampler(), and Ticker::~Ticker().

Isolate* isolate ( )
inline

Definition at line 763 of file platform.h.

Referenced by SamplerThread::DoCpuProfile(), SamplerThread::DoRuntimeProfile(), SignalSender::DoRuntimeProfile(), Ticker::DoSampleStack(), and SamplerThread::SampleContext().

bool IsProfiling ( ) const
inline

Definition at line 756 of file platform.h.

References v8::internal::NoBarrier_Load().

Referenced by SamplerThread::DoCpuProfile(), and SignalSender::DoCpuProfile().

PlatformData* platform_data ( )
inline

Definition at line 772 of file platform.h.

Referenced by SignalSender::DoCpuProfile(), and SamplerThread::SampleContext().

void ResetSamplesTaken ( )
inline

Definition at line 767 of file platform.h.

int samples_taken ( ) const
inline

Definition at line 766 of file platform.h.

void SampleStack ( TickSample *  sample)
inline

Definition at line 742 of file platform.h.

References Sampler::DoSampleStack().

Referenced by SamplerThread::SampleContext().

void Start ( )

Definition at line 771 of file platform-cygwin.cc.

References SamplerThread::AddActiveSampler(), ASSERT, and Sampler::IsActive().

Referenced by Logger::EnsureTickerStarted(), Logger::ResumeProfiler(), Ticker::SetProfiler(), and Ticker::SetWindow().

void Stop ( )

Definition at line 778 of file platform-cygwin.cc.

References ASSERT, Sampler::IsActive(), and SamplerThread::RemoveActiveSampler().

Referenced by Ticker::ClearProfiler(), Ticker::ClearWindow(), Logger::EnsureTickerStopped(), Logger::PauseProfiler(), and Ticker::~Ticker().

virtual void Tick ( TickSample *  sample)
pure virtual

Implemented in Ticker.

Referenced by SamplerThread::SampleContext().

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