[lworld] Integrated: 8367518: TestRedundantLea.java fails in Valhalla

[Manuel Hässig]

On Mon, 22 Sep 2025 10:52:07 GMT, Manuel Hässig <mhaessig at openjdk.org> wrote:

> After merging `TestRedundantLea.java` into valhalla it turned out that the `StringInflate` and `StoreN*` subtests fail. This PR fixes that by bringing over two commits from mainline that fix problems with this test, which already fixes `StringInflate`.
> 
> The problem with the `StoreN` cases is that with valhalla C2 does not generate spills that the peephole can remove. To still test removing spills I came up with a new test case specifically for spills.
> 
> Testing:
>  - [x] tier1,tier2 plus some stress testing

This pull request has now been integrated.

Changeset: 01225ee2
Author:    Manuel Hässig <mhaessig at openjdk.org>
Committer: Christian Hagedorn <chagedorn at openjdk.org>
URL:       https://git.openjdk.org/valhalla/commit/01225ee226f8abb82cc27d2ad00a46a37736406b
Stats:     87 lines in 2 files changed: 45 ins; 29 del; 13 mod

8367518: TestRedundantLea.java fails in Valhalla

Reviewed-by: chagedorn

-------------

PR: https://git.openjdk.org/valhalla/pull/1605