On Thu, 13 Nov 2025 16:48:28 GMT, Martin Doerr <[email protected]> wrote:
> This fix simplifies the hotspot intrinsics for some platforms and optimizes > the key computation for encryption. We can save the `genInvRoundKeys` > computation when we only do encryption. > > The micro:org.openjdk.bench.javax.crypto.AESReinit benchmark results are > improved by 17% for ppc64 and 26% for x86_64. src/java.base/share/classes/com/sun/crypto/provider/AES_Crypt.java line 61: > 59: // used for everything else. > 60: private int[] sessionKe = null; // key for encryption > 61: private int[] sessionKd = null; // preprocessed key for decryption We really don't need sessionKd, since it's just assigned to K, but I'm fine leaving it as is. ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/28299#discussion_r2526136351
