On Fri, 8 May 2026 03:27:42 GMT, Shawn Emery <[email protected]> wrote:
> Curve25519 polynomial arithmetic is performed with intrinsincs implemented in > GPR related instructions for multiplication and squaring operations (methods > mult() and square()). Benchmark improvements include: > > - X25519 encapsulation: +19% > - X25519 decapsulation: +19% > - X22519 key agreement: +19% > - X25519 key-pair generation: +19% > - X25519-MLKEM encapsulation: +15% > - X25519-MLKEM decapsulation: +12% > - X25519-MLKEM key-pair generation: +13% > - EdDSA sign: +19% > - EdDSA verify: +16% > - EdDSA key-pair generation: +20% > > --------- > - [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: 0dd26b31 Author: Shawn Emery <[email protected]> Committer: Anthony Scarpino <[email protected]> URL: https://git.openjdk.org/jdk/commit/0dd26b312ebe2af1b2d1639fc6355022834896eb Stats: 476 lines in 16 files changed: 469 ins; 0 del; 7 mod 8371305: X25519 should utilize x86 intrinsics Reviewed-by: vpaprotski, ascarpino ------------- PR: https://git.openjdk.org/jdk/pull/31087
