C++ (Cpp) mem_ptr_t::compare_exchange_weak примеры использования

Пример #1

Файл: sys_ppu_thread.cpp Проект: Smprvrd/rpcs3

void sys_ppu_thread_once(mem_ptr_t<std::atomic<be_t<u32>>> once_ctrl, u32 entry)
{
	sysPrxForUser->Warning("sys_ppu_thread_once(once_ctrl_addr=0x%x, entry=0x%x)", once_ctrl.GetAddr(), entry);

	be_t<u32> old = SYS_PPU_THREAD_ONCE_INIT;
	if (once_ctrl->compare_exchange_weak(old, SYS_PPU_THREAD_DONE_INIT))
	{
		CPUThread& new_thread = Emu.GetCPU().AddThread(CPU_THREAD_PPU);
		new_thread.SetEntry(entry);
		new_thread.Run();
		new_thread.Exec();

		while (new_thread.IsAlive()) SM_Sleep();
	}
}