18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2008 Apple Inc. All Rights Reserved. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "config.h" 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "ProfileGenerator.h" 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 29635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include "CallFrame.h" 30231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block#include "CodeBlock.h" 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "JSGlobalObject.h" 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "JSStringRef.h" 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "JSFunction.h" 34635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include "Interpreter.h" 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Profile.h" 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Profiler.h" 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Tracing.h" 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace JSC { 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectstatic const char* NonJSExecution = "(idle)"; 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 432bde8e466a4451c7319e3a072d118917957d6554Steve BlockPassRefPtr<ProfileGenerator> ProfileGenerator::create(ExecState* exec, const UString& title, unsigned uid) 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 452bde8e466a4451c7319e3a072d118917957d6554Steve Block return adoptRef(new ProfileGenerator(exec, title, uid)); 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 482bde8e466a4451c7319e3a072d118917957d6554Steve BlockProfileGenerator::ProfileGenerator(ExecState* exec, const UString& title, unsigned uid) 492bde8e466a4451c7319e3a072d118917957d6554Steve Block : m_origin(exec ? exec->lexicalGlobalObject() : 0) 502bde8e466a4451c7319e3a072d118917957d6554Steve Block , m_profileGroup(exec ? exec->lexicalGlobalObject()->profileGroup() : 0) 518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_profile = Profile::create(title, uid); 538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_currentNode = m_head = m_profile->head(); 542bde8e466a4451c7319e3a072d118917957d6554Steve Block if (exec) 552bde8e466a4451c7319e3a072d118917957d6554Steve Block addParentForConsoleStart(exec); 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid ProfileGenerator::addParentForConsoleStart(ExecState* exec) 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int lineNumber; 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project intptr_t sourceID; 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project UString sourceURL; 635f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian JSValue function; 648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 65635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project exec->interpreter()->retrieveLastCaller(exec, lineNumber, sourceID, sourceURL, function); 664576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang m_currentNode = ProfileNode::create(exec, Profiler::createCallIdentifier(exec, function ? function.toThisObject(exec) : 0, sourceURL, lineNumber), m_head.get(), m_head.get()); 678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_head->insertNode(m_currentNode.get()); 688e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectconst UString& ProfileGenerator::title() const 718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return m_profile->title(); 738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 754576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangvoid ProfileGenerator::willExecute(ExecState* callerCallFrame, const CallIdentifier& callIdentifier) 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (JAVASCRIPTCORE_PROFILE_WILL_EXECUTE_ENABLED()) { 78f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick CString name = callIdentifier.m_name.utf8(); 79f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick CString url = callIdentifier.m_url.utf8(); 80dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block JAVASCRIPTCORE_PROFILE_WILL_EXECUTE(m_profileGroup, const_cast<char*>(name.data()), const_cast<char*>(url.data()), callIdentifier.m_lineNumber); 818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 828e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 832bde8e466a4451c7319e3a072d118917957d6554Steve Block if (!m_origin) 848e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 858e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 864576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang ASSERT(m_currentNode); 874576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang m_currentNode = m_currentNode->willExecute(callerCallFrame, callIdentifier); 888e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 898e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 904576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangvoid ProfileGenerator::didExecute(ExecState* callerCallFrame, const CallIdentifier& callIdentifier) 918e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 928e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (JAVASCRIPTCORE_PROFILE_DID_EXECUTE_ENABLED()) { 93f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick CString name = callIdentifier.m_name.utf8(); 94f486d19d62f1bc33246748b14b14a9dfa617b57fIain Merrick CString url = callIdentifier.m_url.utf8(); 95dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block JAVASCRIPTCORE_PROFILE_DID_EXECUTE(m_profileGroup, const_cast<char*>(name.data()), const_cast<char*>(url.data()), callIdentifier.m_lineNumber); 968e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 978e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 982bde8e466a4451c7319e3a072d118917957d6554Steve Block if (!m_origin) 998e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 1008e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1014576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang ASSERT(m_currentNode); 1028e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (m_currentNode->callIdentifier() != callIdentifier) { 1034576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang RefPtr<ProfileNode> returningNode = ProfileNode::create(callerCallFrame, callIdentifier, m_head.get(), m_currentNode.get()); 1048e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project returningNode->setStartTime(m_currentNode->startTime()); 1058e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project returningNode->didExecute(); 1068e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_currentNode->insertNode(returningNode.release()); 1078e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 1088e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 1098e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_currentNode = m_currentNode->didExecute(); 1118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1134576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangvoid ProfileGenerator::exceptionUnwind(ExecState* handlerCallFrame, const CallIdentifier&) 1144576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang{ 1154576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang // If the current node was called by the handler (==) or any 1164576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang // more nested function (>) the we have exited early from it. 1174576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang ASSERT(m_currentNode); 1184576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang while (m_currentNode->callerCallFrame() >= handlerCallFrame) { 1194576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang didExecute(m_currentNode->callerCallFrame(), m_currentNode->callIdentifier()); 1204576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang ASSERT(m_currentNode); 1214576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang } 1224576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang} 1234576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang 1248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid ProfileGenerator::stopProfiling() 1258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 1268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_profile->forEach(&ProfileNode::stopProfiling); 1278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project removeProfileStart(); 1298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project removeProfileEnd(); 1308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1314576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang ASSERT(m_currentNode); 1328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // Set the current node to the parent, because we are in a call that 1348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // will not get didExecute call. 1358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_currentNode = m_currentNode->parent(); 1368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (double headSelfTime = m_head->selfTime()) { 1384576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang RefPtr<ProfileNode> idleNode = ProfileNode::create(0, CallIdentifier(NonJSExecution, UString(), 0), m_head.get(), m_head.get()); 1398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project idleNode->setTotalTime(headSelfTime); 1418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project idleNode->setSelfTime(headSelfTime); 1428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project idleNode->setVisible(true); 1438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_head->setSelfTime(0.0); 1458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_head->addChild(idleNode.release()); 1468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 1478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1488e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1498e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project// The console.ProfileGenerator that started this ProfileGenerator will be the first child. 1508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid ProfileGenerator::removeProfileStart() 1518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 1528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ProfileNode* currentNode = 0; 1538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project for (ProfileNode* next = m_head.get(); next; next = next->firstChild()) 1548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project currentNode = next; 1558e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (currentNode->callIdentifier().m_name != "profile") 1578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 1588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // Attribute the time of the node aobut to be removed to the self time of its parent 1608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project currentNode->parent()->setSelfTime(currentNode->parent()->selfTime() + currentNode->totalTime()); 1618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project currentNode->parent()->removeChild(currentNode); 1628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project// The console.ProfileGeneratorEnd that stopped this ProfileGenerator will be the last child. 1658e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectvoid ProfileGenerator::removeProfileEnd() 1668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 1678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ProfileNode* currentNode = 0; 1688e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project for (ProfileNode* next = m_head.get(); next; next = next->lastChild()) 1698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project currentNode = next; 1708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (currentNode->callIdentifier().m_name != "profileEnd") 1728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 1738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // Attribute the time of the node aobut to be removed to the self time of its parent 1758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project currentNode->parent()->setSelfTime(currentNode->parent()->selfTime() + currentNode->totalTime()); 1768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ASSERT(currentNode->callIdentifier() == (currentNode->parent()->children()[currentNode->parent()->children().size() - 1])->callIdentifier()); 1788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project currentNode->parent()->removeChild(currentNode); 1798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace JSC 182