RFR: 8338286: GHA: Demote x86_32 to hotspot build only

[Aleksey Shipilev]

On Tue, 13 Aug 2024 09:35:41 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> As planned in [JDK-8338285](https://bugs.openjdk.org/browse/JDK-8338285), we are about to deprecate the port for removal. It makes little sense to continue testing the port, and thus block development and integration of new features.
> 
> Ahead of that JEP, we can separately decide to disable the x86_32 test jobs in GHA. This effectively demotes x86_32 to any other port that only builds Hotspot and relies on port maintainers to provide the runtime testing. Building hotspot in both release and debug modes still gives us some level of 32-bit cleanliness checks.
> 
> This is deliberately separate change, so that Update Releases could decide to demote their x86_32 jobs as well.

Thanks! Any other opinions on this?

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PR Comment: https://git.openjdk.org/jdk/pull/20563#issuecomment-2288670477