Keir Fraser-3 wrote:>
> I must say I am happy to wait until there are some actual extended state
> vectors to be saved. It''s not clear that the XSAVE format is the
right way
> to extend the HVM save/restore format. The right direction may depend on
> what types of new state are introduced, whether these are achitectural or
> vendor-specific, etc. It doesn''t sound like there''s a
downside to sitting
> on
> the fence and doing nothing for now.
>
Fortunately, the additional state that will be saved by future processors
is already documented in the Intel AVX programming reference.
Basically, AVX is extending the XMM registers to 256-bit.
These extended registers are called the YMM registers.
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