RFR: 8340212: -Xshare:off -XX:CompressedClassSpaceBaseAddress=0x40001000000 crashes on macos-aarch64 [v9]

[Thomas Stuefe]

On Wed, 4 Dec 2024 18:44:55 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> Added checks to verify that the given compressed class base or shared base address and shift given will be decodable for aarch64.  This code is moved in PR https://github.com/openjdk/jdk/pull/20677 so this would be moved to the new place once that's integrated.
>> 
>> Tested with tier1-7.
>
> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Recalculate decode mode if OS picks a different encoding.

Okay. Thank you for tackling this. I pushed https://github.com/openjdk/jdk/pull/21932.

Cheers, Thomas

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Marked as reviewed by stuefe (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/21695#pullrequestreview-2481819960