On Sat, 25 Jul 2026 21:51:36 GMT, Shawn Emery <[email protected]> wrote:

> This fix allows for more accurate comparisons between intrinsics and Java 
> performance for P-256 conditional set operations by emulating production 
> lookup EC operations.  Before this fix, benchmarks showed a 53% regression 
> for intrinsics vs. Java due to constant propagation and dead-code removal by 
> C2.  After this fix, a 27% performance increase is observed with intrinsics 
> vs. Java.
> 
> ---------
> - [X] I confirm that I make this contribution in accordance with the [OpenJDK 
> Interim AI Policy](https://openjdk.org/legal/ai).

This pull request has now been integrated.

Changeset: 6fc653f5
Author:    Shawn Emery <[email protected]>
URL:       
https://git.openjdk.org/jdk/commit/6fc653f5fcf74fdce2838ddc330cd4dbde9cddfc
Stats:     33 lines in 1 file changed: 17 ins; 2 del; 14 mod

8388706: PolynomialP256Bench::benchAssign regression after JDK-8355216

Reviewed-by: adinn, qamai

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

PR: https://git.openjdk.org/jdk/pull/32047

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