RFR: 8294073: Performance improvement for message digest implementations

Wed Sep 21 21:29:16 UTC 2022

On Wed, 21 Sep 2022 18:29:08 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Maybe older X86 and AArch64 are our targets, since it is not guaranteed to have SHA hardware intrinsics?

Yes, the platforms that do not support SHA intrinsics are the targets.  If I read the OpenJDK CPU code correctly, RISC-V and ARM platforms do not support SHA-1/2/3 hardware intrinsics yet.

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PR: https://git.openjdk.org/jdk/pull/10365