Integrated: 8338695: GenShen: Clean up jtreg tests

[William Kemper]

On Wed, 21 Aug 2024 17:47:48 GMT, William Kemper <wkemper at openjdk.org> wrote:

> * Reformat new jtreg tests for generational mode
> * Run tests with verifier enabled first
> * Include generational mode in barrier enable/disable tests (and fix passive mode)
> 
> ## Testing
> 
> * GHA
> * internal tests
> * make exploded-test TEST="hotspot_gc_shenandoah"

This pull request has now been integrated.

Changeset: 49994b3f
Author:    William Kemper <wkemper at openjdk.org>
URL:       https://git.openjdk.org/shenandoah/commit/49994b3f2e84063eeec9ab493af7ba9d0c165e79
Stats:     496 lines in 17 files changed: 123 ins; 196 del; 177 mod

8338695: GenShen: Clean up jtreg tests

Reviewed-by: kdnilsen, ysr

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PR: https://git.openjdk.org/shenandoah/pull/480