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