[jdk17u-dev] RFR: 8300584: Accelerate AVX-512 CRC32C for small buffers

[Goetz Lindenmaier]

On Mon, 15 May 2023 18:16:23 GMT, Yi-Fan Tsai <duke at openjdk.org> wrote:

> Backport 7c2f77a42293eb79829fce99bfce82e89a5df6d7
> 
> The following tests have passed.
> 
> jtreg:test/hotspot/jtreg/compiler/intrinsics/zip/TestCRC32C.java
> jtreg:test/jdk/java/util/zip/TestCRC32C.java

Hi @yftsai, 
could you please elaborate on the risk and testing in the jdk17u fix reqeust comment?
As this  changes an essential algorithm on an essential platform this needs considerable additional testing please.

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PR Comment: https://git.openjdk.org/jdk17u-dev/pull/1346#issuecomment-1556674587