from what I understand AMD and ARM are also affected by the toy POC, quote
Out-of-order execution is an indispensable performance feature and present in a wide range of modern processors.
quote
However, for both ARM and AMD, the toy example as described in Section 3 works reliably, indicating that out-of-order execution generally occurs and instructions past illegal memory accesses are also performed
end of quote
it just need more work to make it work their