Integrated: 8270447: [IR Framework] Add missing compilation level restriction when using FlipC1C2 stress option

[Christian Hagedorn]

On Thu, 22 Jul 2021 08:01:27 GMT, Christian Hagedorn <chagedorn at openjdk.org> wrote:

> A stress test with the IR framework option `FlipC1C2` for the newly converted Valhalla tests ([JDK-8263024](https://bugs.openjdk.java.net/browse/JDK-8263024)) resulted in invalid compilation requests (an exception is thrown) for unavailable compiler levels. A compilation level restriction after the flip from C1 -> C2 and vice versa was missing and also an exclusion when asserting on specific compilation levels with `DFlipC1C2`. I also included some small style fixes.
> 
> Thanks,
> Christian

This pull request has now been integrated.

Changeset: 36aefa35
Author:    Christian Hagedorn <chagedorn at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/36aefa351afeb5fd6b87060e06c1e8060afb87a0
Stats:     17 lines in 1 file changed: 2 ins; 0 del; 15 mod

8270447: [IR Framework] Add missing compilation level restriction when using FlipC1C2 stress option

Reviewed-by: kvn, thartmann

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PR: https://git.openjdk.java.net/jdk/pull/4866