rpcs3/Utilities/SleepQueue.h

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#pragma once
class CPUThread;
using sleep_queue_t = std::deque<std::shared_ptr<CPUThread>>;
static struct defer_sleep_t {} const defer_sleep{};
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// automatic object handling a thread entry in the sleep queue
class sleep_queue_entry_t final
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{
CPUThread& m_thread;
sleep_queue_t& m_queue;
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void add_entry();
void remove_entry();
bool find() const;
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public:
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// add specified thread to the sleep queue
sleep_queue_entry_t(CPUThread& cpu, sleep_queue_t& queue);
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// don't add specified thread to the sleep queue
sleep_queue_entry_t(CPUThread& cpu, sleep_queue_t& queue, const defer_sleep_t&);
// removes specified thread from the sleep queue if added
~sleep_queue_entry_t();
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// add thread to the sleep queue
inline void enter()
{
add_entry();
}
// remove thread from the sleep queue
inline void leave()
{
remove_entry();
}
// check whether the thread exists in the sleep queue
inline explicit operator bool() const
{
return find();
}
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};