RFR: 8325159: C2 SuperWord: measure time for CITime [v2]

[Emanuel Peter]

On Fri, 2 Feb 2024 14:48:11 GMT, Roberto Castañeda Lozano <rcastanedalo at openjdk.org> wrote:

>> Looks good, thanks! Just a question: shouldn't we also include the time taken by the call from `IdealLoopTree::policy_unroll_slp_analysis()`?
>
>> @robcasloz thanks for reviewing. I thought it was only a very small part of the runtime. But I'm adding it now for completeness :)
> 
> Thanks for adding it, looks good!

Thanks for the reviews @robcasloz @vnkozlov !

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PR Comment: https://git.openjdk.org/jdk/pull/17683#issuecomment-1926334202