src/third_party/WebKit/Source/core/inspector/ScriptProfile.cpp

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  30
  31 #include "config.h"
  32 #include "core/inspector/ScriptProfile.h"
  33
  34 #include "bindings/v8/V8Binding.h"
  35 #include <v8-profiler.h>
  36 #include "wtf/PassRefPtr.h"
  37 #include "wtf/RefPtr.h"
  38
  39 namespace WebCore {
  40
  41 ScriptProfile::~ScriptProfile()
  42 {
  43     m_profile->Delete();
  44 }
  45
  46 String ScriptProfile::title() const
  47 {
  48     v8::HandleScope scope(v8::Isolate::GetCurrent());
  49     return toCoreString(m_profile->GetTitle());
  50 }
  51
  52 double ScriptProfile::idleTime() const
  53 {
  54     return m_idleTime;
  55 }
  56
  57 double ScriptProfile::startTime() const
  58 {
  59     return static_cast<double>(m_profile->GetStartTime()) / 1000000;
  60 }
  61
  62 double ScriptProfile::endTime() const
  63 {
  64     return static_cast<double>(m_profile->GetEndTime()) / 1000000;
  65 }
  66
  67 static PassRefPtr<TypeBuilder::Profiler::CPUProfileNode> buildInspectorObjectFor(const v8::CpuProfileNode* node)
  68 {
  69     v8::HandleScope handleScope(v8::Isolate::GetCurrent());
  70
  71     RefPtr<TypeBuilder::Array<TypeBuilder::Profiler::CPUProfileNode> > children = TypeBuilder::Array<TypeBuilder::Profiler::CPUProfileNode>::create();
  72     const int childrenCount = node->GetChildrenCount();
  73     for (int i = 0; i < childrenCount; i++) {
  74         const v8::CpuProfileNode* child = node->GetChild(i);
  75         children->addItem(buildInspectorObjectFor(child));
  76     }
  77
  78     RefPtr<TypeBuilder::Profiler::CPUProfileNode> result = TypeBuilder::Profiler::CPUProfileNode::create()
  79         .setFunctionName(toCoreString(node->GetFunctionName()))
  80         .setScriptId(String::number(node->GetScriptId()))
  81         .setUrl(toCoreString(node->GetScriptResourceName()))
  82         .setLineNumber(node->GetLineNumber())
  83         .setColumnNumber(node->GetColumnNumber())
  84         .setHitCount(node->GetHitCount())
  85         .setCallUID(node->GetCallUid())
  86         .setChildren(children.release())
  87         .setDeoptReason(node->GetBailoutReason())
  88         .setId(node->GetNodeId());
  89     return result.release();
  90 }
  91
  92 PassRefPtr<TypeBuilder::Profiler::CPUProfileNode> ScriptProfile::buildInspectorObjectForHead() const
  93 {
  94     return buildInspectorObjectFor(m_profile->GetTopDownRoot());
  95 }
  96
  97 PassRefPtr<TypeBuilder::Array<int> > ScriptProfile::buildInspectorObjectForSamples() const
  98 {
  99     RefPtr<TypeBuilder::Array<int> > array = TypeBuilder::Array<int>::create();
 100     int count = m_profile->GetSamplesCount();
 101     for (int i = 0; i < count; i++)
 102         array->addItem(m_profile->GetSample(i)->GetNodeId());
 103     return array.release();
 104 }
 105
 106 PassRefPtr<TypeBuilder::Array<double> > ScriptProfile::buildInspectorObjectForTimestamps() const
 107 {
 108     RefPtr<TypeBuilder::Array<double> > array = TypeBuilder::Array<double>::create();
 109     int count = m_profile->GetSamplesCount();
 110     for (int i = 0; i < count; i++)
 111         array->addItem(m_profile->GetSampleTimestamp(i));
 112     return array.release();
 113 }
 114
 115 } // namespace WebCore