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Re: [Xen-devel] [PATCH 02/10] x86/gen-cpuid: Clarify the intended meaning of AVX wrt feature dependencies



On 21/02/17 17:17, Jan Beulich wrote:
>>>> On 21.02.17 at 18:12, <andrew.cooper3@xxxxxxxxxx> wrote:
>> Which particular feature groups?  I could extend that text to say
>>
>> "VEX/XOP-encoded GPR instructions, such as those from the BMI{1,2} and
>> $X sets..."
> TBM and LWP.

Ok.  Final text reads:

# AVX is not taken to mean support for the VEX prefix itself (nor XOP
# for the XOP prefix).  VEX/XOP-encoded GPR instructions, such as
# those from the BMI{1,2}, TBM and LWP sets function fine in the
# absence of any enabled xstate.

~Andrew

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