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/* -*- 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
#ifdef XP_WIN
# undef UNICODE
# undef _UNICODE
#endif
#include "VTuneProfiler.h"
#include "mozilla/Bootstrap.h"
#include <memory>
VTuneProfiler* VTuneProfiler::mInstance = nullptr;
void VTuneProfiler::Initialize() {
// This is just a 'dirty trick' to find out if the ittnotify DLL was found.
// If it wasn't this function always returns 0, otherwise it returns
// incrementing numbers, if the library was found this wastes 2 events but
// that should be okay.
__itt_event testEvent =
__itt_event_create("Test event", strlen("Test event"));
testEvent = __itt_event_create("Test event 2", strlen("Test event 2"));
if (testEvent) {
mInstance = new VTuneProfiler();
}
}
void VTuneProfiler::Shutdown() {}
void VTuneProfiler::TraceInternal(const char* aName, TracingKind aKind) {
std::string str(aName);
auto iter = mStrings.find(str);
__itt_event event;
if (iter != mStrings.end()) {
event = iter->second;
} else {
event = __itt_event_create(aName, str.length());
mStrings.insert({str, event});
}
if (aKind == TRACING_INTERVAL_START || aKind == TRACING_EVENT) {
// VTune will consider starts not matched with an end to be single point in
// time events.
__itt_event_start(event);
} else {
__itt_event_end(event);
}
}
void VTuneProfiler::RegisterThreadInternal(const char* aName) {
std::string str(aName);
if (!str.compare("GeckoMain")) {
// Process main thread.
switch (XRE_GetProcessType()) {
case GeckoProcessType::GeckoProcessType_Default:
__itt_thread_set_name("Main Process");
break;
case GeckoProcessType::GeckoProcessType_Content:
__itt_thread_set_name("Content Process");
break;
case GeckoProcessType::GeckoProcessType_GMPlugin:
__itt_thread_set_name("Plugin Process");
break;
case GeckoProcessType::GeckoProcessType_GPU:
__itt_thread_set_name("GPU Process");
break;
default:
__itt_thread_set_name("Unknown Process");
}
return;
}
__itt_thread_set_name(aName);
}