diff options
Diffstat (limited to 'tools/profiler/core/ThreadProfile.cpp')
-rw-r--r-- | tools/profiler/core/ThreadProfile.cpp | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/tools/profiler/core/ThreadProfile.cpp b/tools/profiler/core/ThreadProfile.cpp deleted file mode 100644 index 7452a7ee8..000000000 --- a/tools/profiler/core/ThreadProfile.cpp +++ /dev/null @@ -1,260 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* vim: set ts=8 sts=2 et sw=2 tw=80: */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -ThreadProfile::ThreadProfile(ThreadInfo* aInfo, ProfileBuffer* aBuffer) - : mThreadInfo(aInfo) - , mBuffer(aBuffer) - , mPseudoStack(aInfo->Stack()) - , mMutex(OS::CreateMutex("ThreadProfile::mMutex")) - , mThreadId(int(aInfo->ThreadId())) - , mIsMainThread(aInfo->IsMainThread()) - , mPlatformData(aInfo->GetPlatformData()) - , mStackTop(aInfo->StackTop()) -#ifndef SPS_STANDALONE - , mRespInfo(this) -#endif -#ifdef XP_LINUX - , mRssMemory(0) - , mUssMemory(0) -#endif -{ - MOZ_COUNT_CTOR(ThreadProfile); - MOZ_ASSERT(aBuffer); - - // I don't know if we can assert this. But we should warn. - MOZ_ASSERT(aInfo->ThreadId() >= 0, "native thread ID is < 0"); - MOZ_ASSERT(aInfo->ThreadId() <= INT32_MAX, "native thread ID is > INT32_MAX"); -} - -ThreadProfile::~ThreadProfile() -{ - MOZ_COUNT_DTOR(ThreadProfile); -} - -void ThreadProfile::addTag(const ProfileEntry& aTag) -{ - mBuffer->addTag(aTag); -} - -void ThreadProfile::addStoredMarker(ProfilerMarker *aStoredMarker) { - mBuffer->addStoredMarker(aStoredMarker); -} - -void ThreadProfile::StreamJSON(SpliceableJSONWriter& aWriter, double aSinceTime) -{ - // mUniqueStacks may already be emplaced from FlushSamplesAndMarkers. - if (!mUniqueStacks.isSome()) { -#ifndef SPS_STANDALONE - mUniqueStacks.emplace(mPseudoStack->mContext); -#else - mUniqueStacks.emplace(nullptr); -#endif - } - - aWriter.Start(SpliceableJSONWriter::SingleLineStyle); - { - StreamSamplesAndMarkers(aWriter, aSinceTime, *mUniqueStacks); - - aWriter.StartObjectProperty("stackTable"); - { - { - JSONSchemaWriter schema(aWriter); - schema.WriteField("prefix"); - schema.WriteField("frame"); - } - - aWriter.StartArrayProperty("data"); - { - mUniqueStacks->SpliceStackTableElements(aWriter); - } - aWriter.EndArray(); - } - aWriter.EndObject(); - - aWriter.StartObjectProperty("frameTable"); - { - { - JSONSchemaWriter schema(aWriter); - schema.WriteField("location"); - schema.WriteField("implementation"); - schema.WriteField("optimizations"); - schema.WriteField("line"); - schema.WriteField("category"); - } - - aWriter.StartArrayProperty("data"); - { - mUniqueStacks->SpliceFrameTableElements(aWriter); - } - aWriter.EndArray(); - } - aWriter.EndObject(); - - aWriter.StartArrayProperty("stringTable"); - { - mUniqueStacks->mUniqueStrings.SpliceStringTableElements(aWriter); - } - aWriter.EndArray(); - } - aWriter.End(); - - mUniqueStacks.reset(); -} - -void ThreadProfile::StreamSamplesAndMarkers(SpliceableJSONWriter& aWriter, double aSinceTime, - UniqueStacks& aUniqueStacks) -{ -#ifndef SPS_STANDALONE - // Thread meta data - if (XRE_GetProcessType() == GeckoProcessType_Plugin) { - // TODO Add the proper plugin name - aWriter.StringProperty("name", "Plugin"); - } else if (XRE_GetProcessType() == GeckoProcessType_Content) { - // This isn't going to really help once we have multiple content - // processes, but it'll do for now. - aWriter.StringProperty("name", "Content"); - } else { - aWriter.StringProperty("name", Name()); - } -#else - aWriter.StringProperty("name", Name()); -#endif - - aWriter.IntProperty("tid", static_cast<int>(mThreadId)); - - aWriter.StartObjectProperty("samples"); - { - { - JSONSchemaWriter schema(aWriter); - schema.WriteField("stack"); - schema.WriteField("time"); - schema.WriteField("responsiveness"); - schema.WriteField("rss"); - schema.WriteField("uss"); - schema.WriteField("frameNumber"); - schema.WriteField("power"); - } - - aWriter.StartArrayProperty("data"); - { - if (mSavedStreamedSamples) { - // We would only have saved streamed samples during shutdown - // streaming, which cares about dumping the entire buffer, and thus - // should have passed in 0 for aSinceTime. - MOZ_ASSERT(aSinceTime == 0); - aWriter.Splice(mSavedStreamedSamples.get()); - mSavedStreamedSamples.reset(); - } - mBuffer->StreamSamplesToJSON(aWriter, mThreadId, aSinceTime, -#ifndef SPS_STANDALONE - mPseudoStack->mContext, -#else - nullptr, -#endif - aUniqueStacks); - } - aWriter.EndArray(); - } - aWriter.EndObject(); - - aWriter.StartObjectProperty("markers"); - { - { - JSONSchemaWriter schema(aWriter); - schema.WriteField("name"); - schema.WriteField("time"); - schema.WriteField("data"); - } - - aWriter.StartArrayProperty("data"); - { - if (mSavedStreamedMarkers) { - MOZ_ASSERT(aSinceTime == 0); - aWriter.Splice(mSavedStreamedMarkers.get()); - mSavedStreamedMarkers.reset(); - } - mBuffer->StreamMarkersToJSON(aWriter, mThreadId, aSinceTime, aUniqueStacks); - } - aWriter.EndArray(); - } - aWriter.EndObject(); -} - -void ThreadProfile::FlushSamplesAndMarkers() -{ - // This function is used to serialize the current buffer just before - // JSContext destruction. - MOZ_ASSERT(mPseudoStack->mContext); - - // Unlike StreamJSObject, do not surround the samples in brackets by calling - // aWriter.{Start,End}BareList. The result string will be a comma-separated - // list of JSON object literals that will prepended by StreamJSObject into - // an existing array. - // - // Note that the UniqueStacks instance is persisted so that the frame-index - // mapping is stable across JS shutdown. -#ifndef SPS_STANDALONE - mUniqueStacks.emplace(mPseudoStack->mContext); -#else - mUniqueStacks.emplace(nullptr); -#endif - - { - SpliceableChunkedJSONWriter b; - b.StartBareList(); - { - mBuffer->StreamSamplesToJSON(b, mThreadId, /* aSinceTime = */ 0, -#ifndef SPS_STANDALONE - mPseudoStack->mContext, -#else - nullptr, -#endif - *mUniqueStacks); - } - b.EndBareList(); - mSavedStreamedSamples = b.WriteFunc()->CopyData(); - } - - { - SpliceableChunkedJSONWriter b; - b.StartBareList(); - { - mBuffer->StreamMarkersToJSON(b, mThreadId, /* aSinceTime = */ 0, *mUniqueStacks); - } - b.EndBareList(); - mSavedStreamedMarkers = b.WriteFunc()->CopyData(); - } - - // Reset the buffer. Attempting to symbolicate JS samples after mContext has - // gone away will crash. - mBuffer->reset(); -} - -PseudoStack* ThreadProfile::GetPseudoStack() -{ - return mPseudoStack; -} - -void ThreadProfile::BeginUnwind() -{ - mMutex->Lock(); -} - -void ThreadProfile::EndUnwind() -{ - mMutex->Unlock(); -} - -::Mutex& ThreadProfile::GetMutex() -{ - return *mMutex.get(); -} - -void ThreadProfile::DuplicateLastSample() -{ - mBuffer->DuplicateLastSample(mThreadId); -} - |