RFR: 8309130: x86_64 AVX512 intrinsics for Arrays.sort methods (int, long, float and double arrays) [v42]

[Paul Sandoz]

On Sat, 23 Nov 2024 13:41:24 GMT, Piotr Tarsa <duke at openjdk.org> wrote:

> Could you add some code that disables the AVX512 version on Zen4, but keeps it enabled on Zen5 and future Zen architectures?

Or as you suggest [here](https://github.com/intel/x86-simd-sort/issues/6#issuecomment-2506476505) revert to AVX2. I updated [JDK-8317976](JDK-8317976) with that suggestion, which is simpler to maintain. The HotSpot C++ class `VM_Version` might need updating to return the Zen version number.

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PR Comment: https://git.openjdk.org/jdk/pull/14227#issuecomment-2518850112