[jdk18u] RFR: 8279668: x86: AVX2 versions of vpxor should be asserted [v2]

[Aleksey Shipilev]

On Wed, 16 Mar 2022 09:06:41 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> Clean backport to prevent SIGILLs on incompatible hardware.
>> 
>> Additional testing:
>>  - [x] Linux x86_64 fastdebug with `-XX:UseAVX=1`
>
> Aleksey Shipilev has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains two additional commits since the last revision:
> 
>  - Merge branch 'master' into JDK-8279668-vpxor-asserts
>  - Backport 2bbeae3f056243a224b0bda021f16cdcbee3b3d6

Got the push approval.

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PR: https://git.openjdk.java.net/jdk18u/pull/39