Files
basilisk55/tools/profiler/tasktracer/TracedTaskCommon.cpp
T

142 lines
3.2 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#include "GeckoTaskTracerImpl.h"
#include "TracedTaskCommon.h"
// NS_ENSURE_TRUE_VOID() without the warning on the debug build.
#define ENSURE_TRUE_VOID(x) \
do { \
if (MOZ_UNLIKELY(!(x))) { \
return; \
} \
} while(0)
namespace mozilla {
namespace tasktracer {
TracedTaskCommon::TracedTaskCommon()
: mSourceEventType(SourceEventType::Unknown)
, mSourceEventId(0)
, mParentTaskId(0)
, mTaskId(0)
, mIsTraceInfoInit(false)
{
}
TracedTaskCommon::~TracedTaskCommon()
{
}
void
TracedTaskCommon::Init()
{
TraceInfo* info = GetOrCreateTraceInfo();
ENSURE_TRUE_VOID(info);
mTaskId = GenNewUniqueTaskId();
mSourceEventId = info->mCurTraceSourceId;
mSourceEventType = info->mCurTraceSourceType;
mParentTaskId = info->mCurTaskId;
mIsTraceInfoInit = true;
}
void
TracedTaskCommon::DispatchTask(int aDelayTimeMs)
{
LogDispatch(mTaskId, mParentTaskId, mSourceEventId, mSourceEventType,
aDelayTimeMs);
}
void
TracedTaskCommon::GetTLSTraceInfo()
{
TraceInfo* info = GetOrCreateTraceInfo();
ENSURE_TRUE_VOID(info);
mSourceEventType = info->mCurTraceSourceType;
mSourceEventId = info->mCurTraceSourceId;
mTaskId = info->mCurTaskId;
mIsTraceInfoInit = true;
}
void
TracedTaskCommon::SetTLSTraceInfo()
{
TraceInfo* info = GetOrCreateTraceInfo();
ENSURE_TRUE_VOID(info);
if (mIsTraceInfoInit) {
info->mCurTraceSourceId = mSourceEventId;
info->mCurTraceSourceType = mSourceEventType;
info->mCurTaskId = mTaskId;
}
}
void
TracedTaskCommon::ClearTLSTraceInfo()
{
TraceInfo* info = GetOrCreateTraceInfo();
ENSURE_TRUE_VOID(info);
info->mCurTraceSourceId = 0;
info->mCurTraceSourceType = SourceEventType::Unknown;
info->mCurTaskId = 0;
}
/**
* Implementation of class TracedRunnable.
*/
TracedRunnable::TracedRunnable(already_AddRefed<nsIRunnable>&& aOriginalObj)
: TracedTaskCommon()
, mOriginalObj(Move(aOriginalObj))
{
Init();
LogVirtualTablePtr(mTaskId, mSourceEventId, *reinterpret_cast<uintptr_t**>(mOriginalObj.get()));
}
TracedRunnable::~TracedRunnable()
{
}
NS_IMETHODIMP
TracedRunnable::Run()
{
SetTLSTraceInfo();
LogBegin(mTaskId, mSourceEventId);
nsresult rv = mOriginalObj->Run();
LogEnd(mTaskId, mSourceEventId);
ClearTLSTraceInfo();
return rv;
}
/**
* CreateTracedRunnable() returns a TracedRunnable wrapping the original
* nsIRunnable object, aRunnable.
*/
already_AddRefed<Runnable>
CreateTracedRunnable(already_AddRefed<nsIRunnable>&& aRunnable)
{
RefPtr<Runnable> runnable = new TracedRunnable(Move(aRunnable));
return runnable.forget();
}
VirtualTask::AutoRunTask::AutoRunTask(VirtualTask* aTask)
: AutoSaveCurTraceInfo()
, mTask(aTask)
{
mTask->SetTLSTraceInfo();
LogBegin(mTask->mTaskId, mTask->mSourceEventId);
}
VirtualTask::AutoRunTask::~AutoRunTask()
{
LogEnd(mTask->mTaskId, mTask->mSourceEventId);
}
} // namespace tasktracer
} // namespace mozilla