RFR: 8268475: execute runtime/InvocationTests w/ -UseVtableBasedCHA

[Igor Ignatyev]

On Wed, 9 Jun 2021 18:23:15 GMT, Igor Ignatyev <iignatyev at openjdk.org> wrote:

> Hi all,
> 
> could you please review this small test-only patch?
> from JBS:
>> execution of runtime/InvocationTests w/ -XX:-UseVtableBasedCHA can be instrumental in finding bugs in the old implementation of CHA.
> 
> the patch adds a new test `invocationOldCHATests.java` which is based on `invocationC1Tests.java` but runs the tests w/ `-Xcomp -XX:+UnlockDiagnosticVMOptions -XX:-UseVtableBasedCHA`.
> 
> testing: `invocationOldCHATests.java` on `{linux,windows,macosx}-x64`
> 
> Thanks,
> -- Igor

Misha, Vladimir, thank you for your reviews.

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PR: https://git.openjdk.java.net/jdk/pull/4438