>>> I think it's more likely that the 835 has added instructions that aid the software emulation

>> Sounds unlikely to me. So far I've not seen or read any evidence in favour of that
>> assumption.

> It's more likely than an on-die hardware emulation of an x86 CPU.

...but still less likely than there being neither "added instructions that aid the software emulation" nor "an on-die hardware emulation of an x86 CPU".