RFR: JDK-8283249: CompressedClassPointers.java fails on ppc with 'Narrow klass shift: 0' missing

Wed Mar 23 06:50:31 UTC 2022

On Wed, 23 Mar 2022 06:32:26 GMT, Ioi Lam <iklam at openjdk.org> wrote:

> Looks good and trivial.
> 

Thanks, @iklam!

> I think we should probably remove the checks for `output.shouldContain("Narrow klass shift: 0");` for all platforms, because that assumption is too strong. Maybe in a separate RFE?
> 
> Even `"Narrow klass base: 0x0000000000000000"` seems suspicious.

Yes, I agree. The amount of time we poured into second-guessing address layout on exotic platforms is ridiculous.

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PR: https://git.openjdk.java.net/jdk/pull/7837