[vectorIntrinsics] RFR: 8264820: jdk/incubator/vector/FloatMaxVectorTests.java fails on AVX512 due to incorrect vector_exp_float512 entry

Wed Apr 7 21:00:52 UTC 2021

On Wed, 7 Apr 2021 08:45:52 GMT, Jie Fu <jiefu at openjdk.org> wrote:

> Hi all,
> 
> jdk/incubator/vector/FloatMaxVectorTests.java fails on AVX512 fails on AVX512 machines.
> The reason is that vector_exp_float512 entry is wrong after JDK-8264321.
> 
> Before JDK-8264321:
>  StubRoutines::_vector_exp_float512 = __svml_expf16_ha_z0
> 
> After JDK-8264321:
>  StubRoutines::_vector_exp_float512 = __svml_exp8_ha_z0   <--- wrong
> 
> Let's fix it.
> Thanks.
> Best regards,
> Jie

Marked as reviewed by sviswanathan (Committer).

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PR: https://git.openjdk.java.net/panama-vector/pull/60