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rsx: Write vblank semahpre, minor semaphore acquire optimization

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eladash 2019-03-31 18:47:33 +03:00 • committed by Ivan
parent 777a99d01b
commit f25587d24c
2 changed files with 12 additions and 7 deletions
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18
rpcs3/Emu/RSX/rsx_methods.cpp
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@ -59,19 +59,23 @@ namespace rsx
rsx->ctrl->ref.exchange(arg);
}
void semaphore_acquire(thread* rsx, u32 _reg, u32 arg)
void semaphore_acquire(thread* rsx, u32 /*_reg*/, u32 arg)
{
rsx->sync_point_request = true;
const u32 addr = get_address(method_registers.semaphore_offset_406e(), method_registers.semaphore_context_dma_406e());
if (vm::read32(addr) == arg) return;
#ifdef IS_LE_MACHINE
arg = se_storage<u32>::swap(arg);
const auto& sema = vm::_ref<le_t<u32>>(addr);
#else
const auto& sema = vm::_ref<u32>(addr);
#endif
// TODO: Remove vblank semaphore hack
if (sema == arg || addr == rsx->ctxt_addr + 0x30) return;
u64 start = get_system_time();
while (vm::read32(addr) != arg)
while (sema != arg)
{
// todo: LLE: why does this one keep hanging? is it vsh system semaphore? whats actually pushing this to the command buffer?!
if (addr == get_current_renderer()->ctxt_addr + 0x30)
return;
if (Emu.IsStopped())
return;