RFR: 8289743: AArch64: Clean up patching logic [v13]

Tue Jul 19 08:54:50 UTC 2022

On Mon, 18 Jul 2022 13:36:46 GMT, Andrew Haley <aph at openjdk.org> wrote:

>> The current logic for patching is a mess of if-then-elses. By rearranging the logic and using a switch we can make it both easier to understand and faster.
>
> Andrew Haley has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8289743: AArch64: Clean up patching logic

I ran tier1-3 without issue.

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Marked as reviewed by ngasson (Reviewer).

PR: https://git.openjdk.org/jdk/pull/9398