1 /*
2 * Copyright (c) 2010, Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "core/inspector/ScriptProfile.h"
33
34 #include "bindings/v8/V8Binding.h"
35 #include "wtf/PassRefPtr.h"
36 #include "wtf/RefPtr.h"
37 #include <v8.h>
38
39 namespace WebCore {
40
~ScriptProfile()41 ScriptProfile::~ScriptProfile()
42 {
43 m_profile->Delete();
44 }
45
title() const46 String ScriptProfile::title() const
47 {
48 v8::HandleScope scope(v8::Isolate::GetCurrent());
49 return toCoreString(m_profile->GetTitle());
50 }
51
idleTime() const52 double ScriptProfile::idleTime() const
53 {
54 return m_idleTime;
55 }
56
startTime() const57 double ScriptProfile::startTime() const
58 {
59 return static_cast<double>(m_profile->GetStartTime()) / 1000000;
60 }
61
endTime() const62 double ScriptProfile::endTime() const
63 {
64 return static_cast<double>(m_profile->GetEndTime()) / 1000000;
65 }
66
buildInspectorObjectFor(const v8::CpuProfileNode * node)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
buildInspectorObjectForHead() const92 PassRefPtr<TypeBuilder::Profiler::CPUProfileNode> ScriptProfile::buildInspectorObjectForHead() const
93 {
94 return buildInspectorObjectFor(m_profile->GetTopDownRoot());
95 }
96
buildInspectorObjectForSamples() const97 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
buildInspectorObjectForTimestamps() const106 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
116