[jdk17u-dev] RFR: 8329258: TailCall should not use frame pointer register for jump target

[duke]

On Mon, 2 Feb 2026 19:37:29 GMT, Kirill Shirokov <kshiroko at openjdk.org> wrote:

> A clean backport. 
> 
> The bug causes crashes in 17u C2-generated code on AARCH64 with StressSeed != 0, StressLCM and StressGCM JVM flags due to R29 allocation.
> 
> A backport of StressSeed fix (JDK-8330016), which exposes this bug will be integrated in a separate PR afterwards.
> 
> Tested with jtreg1-4, gtests on MacOS (x64+aarch64), Linux (x64+aarch64), Windows x64

@kirill-shirokov 
Your change (at version 105aad6c24f658f6b2d6d2d92b4728b93357df2c) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/jdk17u-dev/pull/4253#issuecomment-3886261913