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RSX/SPU: Accurate reservation access

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This commit is contained in:
Eladash 2020-02-11 23:36:46 +02:00 • committed by Ani
parent 57a9844279
commit df8d0cde4a
9 changed files with 129 additions and 36 deletions
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35
rpcs3/Emu/RSX/RSXThread.cpp
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@ -615,9 +615,7 @@ namespace rsx
// Wait for external pause events
if (external_interrupt_lock)
{
external_interrupt_ack.store(true);
while (external_interrupt_lock) _mm_pause();
wait_pause();
}
// Note a possible rollback address
@ -2468,10 +2466,7 @@ namespace rsx
//Pause/cont wrappers for FIFO ctrl. Never call this from rsx thread itself!
void thread::pause()
{
while (external_interrupt_lock.exchange(true)) [[unlikely]]
{
_mm_pause();
}
external_interrupt_lock++;
while (!external_interrupt_ack)
{
@ -2480,14 +2475,34 @@ namespace rsx
_mm_pause();
}
external_interrupt_ack.store(false);
}
void thread::unpause()
{
// TODO: Clean this shit up
external_interrupt_lock.store(false);
external_interrupt_lock--;
}
void thread::wait_pause()
{
do
{
if (g_cfg.video.multithreaded_rsx)
{
g_dma_manager.sync();
}
external_interrupt_ack.store(true);
while (external_interrupt_lock)
{
// TODO: Investigate non busy-spinning method
_mm_pause();
}
external_interrupt_ack.store(false);
}
while (external_interrupt_lock);
}
u32 thread::get_load()