RFR: 8369147: Various issues with new tests added by JDK-8316694 [v3]

[Dean Long]

On Mon, 27 Oct 2025 19:01:31 GMT, Chad Rakoczy <duke at openjdk.org> wrote:

>> [JDK-8369147](https://bugs.openjdk.org/browse/JDK-8369147)
>> 
>> Fixes tests added in [JDK-8316694](https://bugs.openjdk.org/browse/JDK-8316694)
>> 
>> `DeoptimizeRelocatedNMethod.java` and `RelocateNMethod.java` failed because they attempted to relocate nmethods to the `MethodProfiled` code heap which does not exist when `TieredCompilation` is false. Updated the tests to use `MethodNonProfiled` heap which exists regardless of `TieredCompilation`
>> 
>> `StressNMethodRelocation.java` runs for 60 seconds and also compiles 1024 methods with C2. This was causing the test to timeout if the compilation took too much time. Increasing the timeout to 5 minutes should give C2 enough time to compile the functions
>> 
>> `NMethodRelocationTest.java` runs using SerialGC which caused a multiple GC error when trying to run with another GC. Added a requires to force SerialGC
>
> Chad Rakoczy has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Remove explicit test config for different GCs

Marked as reviewed by dlong (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/27659#pullrequestreview-3390766815