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SPU: Detect reservation spinning loop
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parent
3be687cd18
commit
7d7909149f
1 changed files with 7 additions and 19 deletions
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@ -1718,32 +1718,20 @@ bool spu_thread::process_mfc_cmd()
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{
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{
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const u32 addr = ch_mfc_cmd.eal & -128;
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const u32 addr = ch_mfc_cmd.eal & -128;
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const auto& data = vm::_ref<decltype(rdata)>(addr);
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const auto& data = vm::_ref<decltype(rdata)>(addr);
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auto& dst = _ref<decltype(rdata)>(ch_mfc_cmd.lsa & 0x3ff80);
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u64 ntime;
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const bool is_polling = false; // TODO
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if (addr == raddr && g_cfg.core.spu_loop_detection && rtime == vm::reservation_acquire(addr, 128) && cmp_rdata(rdata, data))
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if (is_polling)
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{
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{
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rtime = vm::reservation_acquire(addr, 128) & -128;
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if (g_use_rtm)
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while (cmp_rdata(rdata, data) && (vm::reservation_acquire(addr, 128)) == rtime)
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{
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{
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state += cpu_flag::wait;
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state += cpu_flag::wait;
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if (is_stopped())
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{
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break;
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}
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}
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thread_ctrl::wait_for(500);
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// Spinning, might as well yield cpu resources
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std::this_thread::yield();
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}
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}
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if (test_stopped())
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auto& dst = _ref<decltype(rdata)>(ch_mfc_cmd.lsa & 0x3ff80);
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{
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u64 ntime;
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return false;
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}
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}
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for (u64 i = 0;; [&]()
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for (u64 i = 0;; [&]()
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{
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{
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