RFR: 8340212: -Xshare:off -XX:CompressedClassSpaceBaseAddress=0x40001000000 crashes on macos-aarch64 [v8]

[Coleen Phillimore]

On Tue, 3 Dec 2024 23:16:52 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:
> 
>   Only calculate klass-decode-mode in one place.

see https://bugs.openjdk.org/browse/JDK-8340212?focusedId=14727916&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-14727916

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PR Comment: https://git.openjdk.org/jdk/pull/21695#issuecomment-2517443771