On Fri, 7 Nov 2025 11:07:40 GMT, Ruben <[email protected]> wrote:

> The original fix [JDK-8365047](https://bugs.openjdk.org/browse/JDK-8365047) 
> was backed out by [JDK-8371388](https://bugs.openjdk.org/browse/JDK-8371388), 
> this is the REDO.
> 
> The C2 exception handler stub code is only a trampoline to the generated 
> exception handler blob. This change removes the extra step on the way to the 
> generated blob.
> 
> According to some comments in the source code, the exception handler stub 
> code used to be patched upon deoptimization, however presumably these 
> comments are outdated as the patching upon deoptimization happens for 
> post-call NOPs only.

This pull request has now been integrated.

Changeset: 21772600
Author:    Ruben Ayrapetyan <[email protected]>
Committer: Martin Doerr <[email protected]>
URL:       
https://git.openjdk.org/jdk/commit/217726009492af5a1143c98b97cc39b580850c5d
Stats:     640 lines in 46 files changed: 334 ins; 218 del; 88 mod

8371458: [REDO] Remove exception handler stub code in C2

Co-authored-by: Martin Doerr <[email protected]>
Reviewed-by: mdoerr, dlong

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

PR: https://git.openjdk.org/jdk/pull/28192

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