RFR: 8256479: [PPC64] C2 crashes when UseVectorByteReverseInstructionsPPC64 used without SuperwordUseVSX

Tue Nov 17 19:48:06 UTC 2020

On Tue, 17 Nov 2020 15:27:29 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> C2 crashes on Power9 when using UseVectorByteReverseInstructionsPPC64 without SuperwordUseVSX. bytes_reverse_long_vecNode uses a Vector Register. See bug for more details.
> 
> The VectorConversion tests can detect the issue.

Test update looks good.

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Marked as reviewed by psandoz (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1262