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//
// Copyright © 2019 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include <atomic>
#include "CommandThread.hpp"
namespace armnn
{
namespace profiling
{
CommandThread::CommandThread(uint32_t timeout,
bool stopAfterTimeout,
CommandHandlerRegistry& commandHandlerRegistry,
PacketVersionResolver& packetVersionResolver,
IProfilingConnection& socketProfilingConnection)
: m_Timeout(timeout)
, m_StopAfterTimeout(stopAfterTimeout)
, m_IsRunning(false)
, m_CommandHandlerRegistry(commandHandlerRegistry)
, m_PacketVersionResolver(packetVersionResolver)
, m_SocketProfilingConnection(socketProfilingConnection)
{};
void CommandThread::WaitForPacket()
{
do {
try
{
Packet packet = m_SocketProfilingConnection.ReadPacket(m_Timeout);
Version version = m_PacketVersionResolver.ResolvePacketVersion(packet.GetPacketId());
CommandHandlerFunctor* commandHandlerFunctor =
m_CommandHandlerRegistry.GetFunctor(packet.GetPacketId(), version.GetEncodedValue());
commandHandlerFunctor->operator()(packet);
}
catch(const armnn::TimeoutException&)
{
if(m_StopAfterTimeout)
{
m_IsRunning.store(false, std::memory_order_relaxed);
return;
}
}
catch(...)
{
//might want to differentiate the errors more
m_IsRunning.store(false, std::memory_order_relaxed);
return;
}
} while(m_KeepRunning.load(std::memory_order_relaxed));
m_IsRunning.store(false, std::memory_order_relaxed);
}
void CommandThread::Start()
{
if (!m_CommandThread.joinable() && !IsRunning())
{
m_IsRunning.store(true, std::memory_order_relaxed);
m_KeepRunning.store(true, std::memory_order_relaxed);
m_CommandThread = std::thread(&CommandThread::WaitForPacket, this);
}
}
void CommandThread::Stop()
{
m_KeepRunning.store(false, std::memory_order_relaxed);
}
void CommandThread::Join()
{
m_CommandThread.join();
}
bool CommandThread::IsRunning() const
{
return m_IsRunning.load(std::memory_order_relaxed);
}
bool CommandThread::StopAfterTimeout(bool stopAfterTimeout)
{
if (!IsRunning())
{
m_StopAfterTimeout = stopAfterTimeout;
return true;
}
return false;
}
}//namespace profiling
}//namespace armnn
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