RFR: 8356595: Convert -Xlog:cds to -Xlog:aot [v4]

[Ioi Lam]

On Wed, 14 May 2025 03:45:17 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> Ioi Lam has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Removed PrintAOTLogsAsCDSLogs and improved comments
>
> src/hotspot/share/cds/aotLogging.hpp line 63:
> 
>> 61: // The messages printed with the log_aot_xxx() macros work as if they are
>> 62: // using the [cds] tag when running with the "classic" CDS flags such as
>> 63: // -XX:SharedArchiveFile:
> 
> What if you specify no flags and rely on the implicit settings e.g. `-Xshare:auto`, will `-Xlog:cds` continue to work as today?

I updated the comments to flip the condition -- if no `-XX:AOTxxx` flag are used, we print the `[cds]` decorations.

The new AOT workflow requires the use of at least one flag that starts with `-XX:AOT`. There's no implicit use of AOT features.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25136#discussion_r2089355725