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SubjectRe: [PATCH 01/10] x86: add support for multiple choice alternatives
On 02/17/2010 04:47 AM, Avi Kivity wrote:
> On 02/17/2010 01:42 PM, Luca Barbieri wrote:
>> This patch modifies the x86 alternative macros to allow more than one
>> alternative code sequence.
>>
> Suggest documenting the precedence of alternatives: if both feature1 and
> feature2 are present, which newinstr is patched in?
>

Looks like the last one in the sequence takes effect, which is
consistent with the operation of the single ALTERNATIVE() macro ...
anything else would be quite lunacy.

-hpa


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