RFR: 8283008: KRegister documentation out of date [v2]

[Thomas Schatzl]

On Fri, 11 Mar 2022 21:05:30 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

>> Hi all,
>> 
>>   can I have reviews for this cleanup of `KRegister(Impl)` documentation, currently being a mix of copy&paste from `XMMRegister` and obsolete MMX support.
>> 
>> Testing: local compilation
>> 
>> Thanks,
>>   Thomas
>
> Thomas Schatzl has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix copyright

Thanks everyone for your reviews

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PR: https://git.openjdk.java.net/jdk/pull/7784