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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 "ScriptProfile.h"
33 
34 #include "InspectorValues.h"
35 #include "V8Binding.h"
36 #include <v8-profiler.h>
37 #include <wtf/PassRefPtr.h>
38 #include <wtf/RefPtr.h>
39 
40 namespace WebCore {
41 
~ScriptProfile()42 ScriptProfile::~ScriptProfile()
43 {
44     const_cast<v8::CpuProfile*>(m_profile)->Delete();
45 }
46 
title() const47 String ScriptProfile::title() const
48 {
49     v8::HandleScope scope;
50     return toWebCoreString(m_profile->GetTitle());
51 }
52 
uid() const53 unsigned int ScriptProfile::uid() const
54 {
55     return m_profile->GetUid();
56 }
57 
head() const58 PassRefPtr<ScriptProfileNode> ScriptProfile::head() const
59 {
60     return ScriptProfileNode::create(m_profile->GetTopDownRoot());
61 }
62 
buildInspectorObjectFor(const v8::CpuProfileNode * node)63 static PassRefPtr<InspectorObject> buildInspectorObjectFor(const v8::CpuProfileNode* node)
64 {
65     v8::HandleScope handleScope;
66     RefPtr<InspectorObject> result = InspectorObject::create();
67     result->setString("functionName", toWebCoreString(node->GetFunctionName()));
68     result->setString("url", toWebCoreString(node->GetScriptResourceName()));
69     result->setNumber("lineNumber", node->GetLineNumber());
70     result->setNumber("totalTime", node->GetTotalTime());
71     result->setNumber("selfTime", node->GetSelfTime());
72     result->setNumber("numberOfCalls", 0);
73     result->setBoolean("visible", true);
74     result->setNumber("callUID", node->GetCallUid());
75 
76     RefPtr<InspectorArray> children = InspectorArray::create();
77     const int childrenCount = node->GetChildrenCount();
78     for (int i = 0; i < childrenCount; i++) {
79         const v8::CpuProfileNode* child = node->GetChild(i);
80         children->pushObject(buildInspectorObjectFor(child));
81     }
82     result->setArray("children", children);
83     return result.release();
84 }
85 
buildInspectorObjectForHead() const86 PassRefPtr<InspectorObject> ScriptProfile::buildInspectorObjectForHead() const
87 {
88     return buildInspectorObjectFor(m_profile->GetTopDownRoot());
89 }
90 
91 } // namespace WebCore
92