RFR: 8329331: Intrinsify Unsafe::setMemory [v2]

[Scott Gibbons]

On Tue, 2 Apr 2024 02:16:07 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> Scott Gibbons has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Use non-sse fill (old left in)
>
> This looks like it is still a Draft/work-in-progress. There is only code for x64 and it doesn't appear it will build on other platforms. Also there are still a bunch of `if 0` in the code that should not be there.

@dholmes-ora Sorry for the dead code left in.  It is gone now.  Plus, this was only requested for x86, thus no implementation for other platforms.

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PR Comment: https://git.openjdk.org/jdk/pull/18555#issuecomment-2037994898