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SPU: Extend Inaccurate SPU reservations

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This commit is contained in:
Eladash 2022-09-08 21:05:54 +03:00 committed by Ivan
parent 97ea5e9dba
commit 780ca38f2f
1 changed files with 30 additions and 8 deletions
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38
rpcs3/Emu/Cell/SPUThread.cpp
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@ -2809,11 +2809,23 @@ bool spu_thread::do_putllc(const spu_mfc_cmd& args)
if (rtime != res)
{
if (!g_cfg.core.spu_accurate_reservations && cmp_rdata(to_write, rdata))
{
raddr = 0;
return true;
}
return false;
}
if (cmp_rdata(to_write, rdata))
{
if (!g_cfg.core.spu_accurate_reservations)
{
raddr = 0;
return true;
}
// Writeback of unchanged data. Only check memory change
if (cmp_rdata(rdata, vm::_ref<spu_rdata_t>(addr)) && res.compare_and_swap_test(rtime, rtime + 128))
{
@ -2841,11 +2853,18 @@ bool spu_thread::do_putllc(const spu_mfc_cmd& args)
return false;
}
if (!g_cfg.core.spu_accurate_reservations && addr - spurs_addr <= 0x80)
if (!g_cfg.core.spu_accurate_reservations)
{
mov_rdata(vm::_ref<spu_rdata_t>(addr), to_write);
res += 64;
return true;
if (addr - spurs_addr <= 0x80)
{
mov_rdata(vm::_ref<spu_rdata_t>(addr), to_write);
res += 64;
return true;
}
}
else if (!g_use_rtm)
{
vm::_ref<atomic_t<u32>>(addr) += 0;
}
if (g_use_rtm) [[likely]]
@ -2929,8 +2948,6 @@ bool spu_thread::do_putllc(const spu_mfc_cmd& args)
return true;
}
vm::_ref<atomic_t<u32>>(addr) += 0;
auto& super_data = *vm::get_super_ptr<spu_rdata_t>(addr);
const bool success = [&]()
{
@ -3068,7 +3085,12 @@ void do_cell_atomic_128_store(u32 addr, const void* to_write)
u64 result = 1;
if (cpu->state & cpu_flag::pause)
if (!g_cfg.core.spu_accurate_reservations)
{
mov_rdata(sdata, *static_cast<const spu_rdata_t*>(to_write));
vm::reservation_acquire(addr) += 32;
}
else if (cpu->state & cpu_flag::pause)
{
result = 0;
}
@ -3119,7 +3141,7 @@ void spu_thread::do_putlluc(const spu_mfc_cmd& args)
const u32 addr = args.eal & -128;
if (raddr && addr == raddr)
if (raddr && addr == raddr && g_cfg.core.spu_accurate_reservations)
{
// Try to process PUTLLUC using PUTLLC when a reservation is active:
// If it fails the reservation is cleared, LR event is set and we fallback to the main implementation