+++ /dev/null
-/*
- * Copyright (C) 2010 Apple Inc. All rights reserved.
- * Copyright (C) 2010 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of Apple Inc. ("Apple") nor the names of
- * its contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "InspectorProfilerAgent.h"
-
-#if ENABLE(INSPECTOR)
-
-#include "InspectorValues.h"
-#include "LegacyProfiler.h"
-#include "Profile.h"
-#include "ScriptDebugServer.h"
-#include "ScriptObject.h"
-#include <wtf/CurrentTime.h>
-#include <wtf/text/StringConcatenate.h>
-
-namespace Inspector {
-
-static const char* const UserInitiatedProfileName = "org.webkit.profiles.user-initiated";
-static const char* const CPUProfileType = "CPU";
-
-InspectorProfilerAgent::InspectorProfilerAgent()
- : InspectorAgentBase(ASCIILiteral("Profiler"))
- , m_scriptDebugServer(nullptr)
- , m_enabled(false)
- , m_profileHeadersRequested(false)
- , m_recordingProfileCount(0)
- , m_nextUserInitiatedProfileNumber(1)
-{
-}
-
-InspectorProfilerAgent::~InspectorProfilerAgent()
-{
-}
-
-void InspectorProfilerAgent::didCreateFrontendAndBackend(InspectorFrontendChannel* frontendChannel, InspectorBackendDispatcher* backendDispatcher)
-{
- m_frontendDispatcher = std::make_unique<InspectorProfilerFrontendDispatcher>(frontendChannel);
- m_backendDispatcher = InspectorProfilerBackendDispatcher::create(backendDispatcher, this);
-}
-
-void InspectorProfilerAgent::willDestroyFrontendAndBackend(InspectorDisconnectReason reason)
-{
- m_frontendDispatcher = nullptr;
- m_backendDispatcher.clear();
-
- reset();
-
- disable(reason == InspectorDisconnectReason::InspectedTargetDestroyed ? SkipRecompile : Recompile);
-}
-
-void InspectorProfilerAgent::addProfile(PassRefPtr<JSC::Profile> prpProfile)
-{
- RefPtr<JSC::Profile> profile = prpProfile;
- m_profiles.add(profile->uid(), profile);
-
- if (m_frontendDispatcher && m_profileHeadersRequested)
- m_frontendDispatcher->addProfileHeader(createProfileHeader(*profile));
-}
-
-PassRefPtr<TypeBuilder::Profiler::ProfileHeader> InspectorProfilerAgent::createProfileHeader(const JSC::Profile& profile)
-{
- return TypeBuilder::Profiler::ProfileHeader::create()
- .setTypeId(TypeBuilder::Profiler::ProfileHeader::TypeId::CPU)
- .setUid(profile.uid())
- .setTitle(profile.title())
- .release();
-}
-
-void InspectorProfilerAgent::enable(ErrorString*)
-{
- enable(Recompile);
-}
-
-void InspectorProfilerAgent::disable(ErrorString*)
-{
- disable(Recompile);
-}
-
-void InspectorProfilerAgent::enable(ShouldRecompile shouldRecompile)
-{
- if (m_enabled)
- return;
-
- m_enabled = true;
-
- if (shouldRecompile == Recompile)
- m_scriptDebugServer->recompileAllJSFunctions();
-}
-
-void InspectorProfilerAgent::disable(ShouldRecompile shouldRecompile)
-{
- if (!m_enabled)
- return;
-
- m_enabled = false;
- m_profileHeadersRequested = false;
-
- if (shouldRecompile == Recompile)
- m_scriptDebugServer->recompileAllJSFunctions();
-}
-
-String InspectorProfilerAgent::getUserInitiatedProfileName()
-{
- return makeString(UserInitiatedProfileName, '.', String::number(m_nextUserInitiatedProfileNumber++));
-}
-
-void InspectorProfilerAgent::getProfileHeaders(ErrorString*, RefPtr<TypeBuilder::Array<TypeBuilder::Profiler::ProfileHeader>>& headers)
-{
- m_profileHeadersRequested = true;
- headers = TypeBuilder::Array<TypeBuilder::Profiler::ProfileHeader>::create();
-
- for (auto& profile : m_profiles.values())
- headers->addItem(createProfileHeader(*profile.get()));
-}
-
-static PassRefPtr<TypeBuilder::Profiler::CPUProfileNodeCall> buildInspectorObject(const JSC::ProfileNode::Call& call)
-{
- RefPtr<TypeBuilder::Profiler::CPUProfileNodeCall> result = TypeBuilder::Profiler::CPUProfileNodeCall::create()
- .setStartTime(call.startTime())
- .setTotalTime(call.totalTime());
- return result.release();
-}
-
-static PassRefPtr<TypeBuilder::Profiler::CPUProfileNode> buildInspectorObject(const JSC::ProfileNode* node)
-{
- RefPtr<TypeBuilder::Array<TypeBuilder::Profiler::CPUProfileNodeCall>> calls = TypeBuilder::Array<TypeBuilder::Profiler::CPUProfileNodeCall>::create();
- for (const JSC::ProfileNode::Call& call : node->calls())
- calls->addItem(buildInspectorObject(call));
-
- RefPtr<TypeBuilder::Profiler::CPUProfileNode> result = TypeBuilder::Profiler::CPUProfileNode::create()
- .setId(node->id())
- .setCalls(calls.release());
-
- if (!node->functionName().isEmpty())
- result->setFunctionName(node->functionName());
-
- if (!node->url().isEmpty()) {
- result->setUrl(node->url());
- result->setLineNumber(node->lineNumber());
- result->setColumnNumber(node->columnNumber());
- }
-
- if (!node->children().isEmpty()) {
- RefPtr<TypeBuilder::Array<TypeBuilder::Profiler::CPUProfileNode>> children = TypeBuilder::Array<TypeBuilder::Profiler::CPUProfileNode>::create();
- for (RefPtr<JSC::ProfileNode> profileNode : node->children())
- children->addItem(buildInspectorObject(profileNode.get()));
- result->setChildren(children);
- }
-
- return result.release();
-}
-
-PassRefPtr<TypeBuilder::Profiler::CPUProfile> InspectorProfilerAgent::buildProfileInspectorObject(const JSC::Profile* profile)
-{
- RefPtr<TypeBuilder::Array<TypeBuilder::Profiler::CPUProfileNode>> rootNodes = TypeBuilder::Array<TypeBuilder::Profiler::CPUProfileNode>::create();
- for (RefPtr<JSC::ProfileNode> profileNode : profile->head()->children())
- rootNodes->addItem(buildInspectorObject(profileNode.get()));
-
- RefPtr<TypeBuilder::Profiler::CPUProfile> result = TypeBuilder::Profiler::CPUProfile::create()
- .setRootNodes(rootNodes);
-
- if (profile->idleTime())
- result->setIdleTime(profile->idleTime());
-
- return result.release();
-}
-
-void InspectorProfilerAgent::getCPUProfile(ErrorString* errorString, int rawUid, RefPtr<TypeBuilder::Profiler::CPUProfile>& profileObject)
-{
- unsigned uid = static_cast<unsigned>(rawUid);
- auto it = m_profiles.find(uid);
- if (it == m_profiles.end()) {
- *errorString = ASCIILiteral("Profile wasn't found");
- return;
- }
-
- profileObject = buildProfileInspectorObject(it->value.get());
-}
-
-void InspectorProfilerAgent::removeProfile(ErrorString*, const String& type, int rawUid)
-{
- unsigned uid = static_cast<unsigned>(rawUid);
- if (type == CPUProfileType)
- m_profiles.remove(uid);
-}
-
-void InspectorProfilerAgent::reset()
-{
- stop();
-
- m_profiles.clear();
- m_nextUserInitiatedProfileNumber = 1;
- m_profileHeadersRequested = false;
-
- if (m_frontendDispatcher && m_profileHeadersRequested)
- m_frontendDispatcher->resetProfiles();
-}
-
-void InspectorProfilerAgent::start(ErrorString*)
-{
- startProfiling();
-}
-
-void InspectorProfilerAgent::stop(ErrorString*)
-{
- stopProfiling();
-}
-
-void InspectorProfilerAgent::setRecordingProfile(bool isProfiling)
-{
- if (m_frontendDispatcher)
- m_frontendDispatcher->setRecordingProfile(isProfiling);
-}
-
-String InspectorProfilerAgent::startProfiling(const String &title, JSC::ExecState* exec)
-{
- if (!enabled())
- enable(Recompile);
-
- bool wasNotRecording = !m_recordingProfileCount;
- ++m_recordingProfileCount;
-
- String resolvedTitle = title;
- if (title.isEmpty())
- resolvedTitle = getUserInitiatedProfileName();
-
- if (!exec)
- exec = profilingGlobalExecState();
- ASSERT(exec);
-
- JSC::LegacyProfiler::profiler()->startProfiling(exec, resolvedTitle);
-
- if (wasNotRecording)
- setRecordingProfile(true);
-
- return resolvedTitle;
-}
-
-PassRefPtr<JSC::Profile> InspectorProfilerAgent::stopProfiling(const String& title, JSC::ExecState* exec)
-{
- if (!m_recordingProfileCount)
- return nullptr;
-
- --m_recordingProfileCount;
-
- if (!exec)
- exec = profilingGlobalExecState();
- ASSERT(exec);
-
- RefPtr<JSC::Profile> profile = JSC::LegacyProfiler::profiler()->stopProfiling(exec, title);
- if (profile)
- addProfile(profile);
-
- if (!m_recordingProfileCount)
- setRecordingProfile(false);
-
- return profile.release();
-}
-
-} // namespace Inspector
-
-#endif // ENABLE(INSPECTOR)
projects / apple / javascriptcore.git / blobdiff