RFR: 8256166: [C2] Registers get confused on Big Endian after 8221404

Wed Nov 11 15:31:58 UTC 2020

On Wed, 11 Nov 2020 15:22:19 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

>> C2 crashes with broken register encoding on Big Endian platforms after JDK-8221404 was pushed.
>> Reason is that int values "_RM_I" are pairwise swapped on 64 bit Big Endian platforms.
>
> Marked as reviewed by thartmann (Reviewer).

No objection from me, and I think this is both urgent and simple enough to not have to wait for objections.

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PR: https://git.openjdk.java.net/jdk/pull/1165