On Sun, 17 May 2026 22:58:49 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% >> - X25519-MLKEM encapsulation: +12% >> - X25519-MLKEM decapsulation: +15% >> - X22519 key agreement: +19% >> - X25519 key-pair generation: +19% >> - X25519-MLKEM key-pair generation: +13% >> - EdDSA key-pair generation: +20% >> - EdDSA signing: +19% >> >> --------- >> - [x] I confirm that I make this contribution in accordance with the >> [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai). > > Shawn Emery has updated the pull request incrementally with one additional > commit since the last revision: > > Add square() intrinsics I'm not reviewing the actual multiply generator algorithm but the rest of the stub declaration and setup looks good. I have 2 questions: 1) How has this been tested? 2) Is someone working on an AArch64 implementation? ------------- PR Review: https://git.openjdk.org/jdk/pull/31087#pullrequestreview-4372355092
