RFR: 8333890: Fatal error in auto-vectorizer with float16 kernel. [v2]
Vladimir Kozlov
kvn at openjdk.org
Sun Jul 7 18:56:35 UTC 2024
On Sat, 6 Jul 2024 23:55:04 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:
>> Hi,
>>
>> This bug fix patch fixes an assertion failure seen while auto-vectorizing conversion chain involving float16 type.
>> Constraining the container type for ConvF2HF IR to short type upfront , as relying on backpropagating narrow
>> type from memory operation may not be sufficient if IR is succeeded by ConvHF2F as depicted by the include test case.
>>
>> Best Regards,
>> Jatin
>
> Jatin Bhateja has updated the pull request incrementally with one additional commit since the last revision:
>
> IR rule extension for ANY vector size
Good.
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Marked as reviewed by kvn (Reviewer).
PR Review: https://git.openjdk.org/jdk/pull/20062#pullrequestreview-2161907452
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