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/****************************************************************************
* Copyright (C) 2016 Intel Corporation. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* @file archrast.h
*
* @brief Definitions for archrast.
*
******************************************************************************/
#include <atomic>
#include "common/os.h"
#include "archrast/archrast.h"
#include "archrast/eventmanager.h"
#include "gen_ar_eventhandlerfile.h"
namespace ArchRast
{
//////////////////////////////////////////////////////////////////////////
/// @brief Event handler that saves stat events to event files. This
/// handler filters out unwanted events.
class EventHandlerStatsFile : public EventHandlerFile
{
public:
EventHandlerStatsFile(uint32_t id) : EventHandlerFile(id) {}
// These are events that we're not interested in saving in stats event files.
virtual void handle(Start& event) {}
virtual void handle(End& event) {}
};
static EventManager* FromHandle(HANDLE hThreadContext)
{
return reinterpret_cast<EventManager*>(hThreadContext);
}
// Construct an event manager and associate a handler with it.
HANDLE CreateThreadContext()
{
// Can we assume single threaded here?
static std::atomic<uint32_t> counter(0);
uint32_t id = counter.fetch_add(1);
EventManager* pManager = new EventManager();
EventHandler* pHandler = new EventHandlerStatsFile(id);
if (pManager && pHandler)
{
pManager->attach(pHandler);
return pManager;
}
SWR_ASSERT(0, "Failed to register thread.");
return nullptr;
}
void DestroyThreadContext(HANDLE hThreadContext)
{
EventManager* pManager = FromHandle(hThreadContext);
SWR_ASSERT(pManager != nullptr);
delete pManager;
}
// Dispatch event for this thread.
void dispatch(HANDLE hThreadContext, Event& event)
{
EventManager* pManager = FromHandle(hThreadContext);
SWR_ASSERT(pManager != nullptr);
pManager->dispatch(event);
}
}
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