RFR: 8249893: AARCH64: optimize the construction of the value from the bits of the other two [v6]

Thu Apr 7 05:37:57 UTC 2022

On Wed, 6 Apr 2022 07:23:05 GMT, Boris Ulasevich <bulasevich at openjdk.org> wrote:

>> @bulasevich any plans to re-open and fix this?
>
> @TobiHartmann 
> 
> The original fix was a complicated rule in aarch64.ad file.
> I was suggested [1] to move the logic to early stages, but the result is bulky anyway.
> I myself am not happy with this change, and I have two negative reviews [2][3].
> I decided to discard this change, and I have no plans to re-open and fix this.
> 
> [1] https://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2020-August/039373.html
> [2] https://github.com/openjdk/jdk/pull/511#pullrequestreview-524294415
> [3] https://github.com/openjdk/jdk/pull/511#issuecomment-722992744

@bulasevich Thanks for the summary. I therefore closed the JBS issue as Won't Fix for now.

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PR: https://git.openjdk.java.net/jdk/pull/511