зеркало из https://github.com/mozilla/gecko-dev.git
89 строки
2.3 KiB
C++
89 строки
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifdef XP_WIN
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#undef UNICODE
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#undef _UNICODE
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#endif
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#include "VTuneProfiler.h"
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#include "mozilla/Bootstrap.h"
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#include <memory>
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using namespace std;
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VTuneProfiler* VTuneProfiler::mInstance = nullptr;
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void
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VTuneProfiler::Initialize()
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{
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// This is just a 'dirty trick' to find out if the ittnotify DLL was found.
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// If it wasn't this function always returns 0, otherwise it returns incrementing
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// numbers, if the library was found this wastes 2 events but that should be okay.
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__itt_event testEvent = __itt_event_create("Test event", strlen("Test event"));
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testEvent = __itt_event_create("Test event 2", strlen("Test event 2"));
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if (testEvent) {
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mInstance = new VTuneProfiler();
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}
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}
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void
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VTuneProfiler::Shutdown()
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{
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}
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void
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VTuneProfiler::TraceInternal(const char* aName, TracingKind aKind)
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{
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string str(aName);
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auto iter = mStrings.find(str);
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__itt_event event;
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if (iter != mStrings.end()) {
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event = iter->second;
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} else {
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event = __itt_event_create(aName, str.length());
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mStrings.insert({ str, event });
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}
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if (aKind == TRACING_INTERVAL_START || aKind == TRACING_EVENT) {
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// VTune will consider starts not matched with an end to be single point in time
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// events.
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__itt_event_start(event);
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} else {
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__itt_event_end(event);
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}
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}
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void
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VTuneProfiler::RegisterThreadInternal(const char* aName)
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{
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string str(aName);
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if (!str.compare("GeckoMain")) {
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// Process main thread.
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switch (XRE_GetProcessType()) {
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case GeckoProcessType::GeckoProcessType_Default:
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__itt_thread_set_name("Main Process");
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break;
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case GeckoProcessType::GeckoProcessType_Content:
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__itt_thread_set_name("Content Process");
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break;
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case GeckoProcessType::GeckoProcessType_GMPlugin:
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__itt_thread_set_name("Plugin Process");
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break;
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case GeckoProcessType::GeckoProcessType_GPU:
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__itt_thread_set_name("GPU Process");
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break;
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default:
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__itt_thread_set_name("Unknown Process");
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}
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return;
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}
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__itt_thread_set_name(aName);
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} |