RFR: 8310949: RISC-V: Initialize UseUnalignedAccesses [v5]

Vladimir Kempik vkempik at openjdk.org
Fri Jul 14 09:25:18 UTC 2023


On Thu, 13 Jul 2023 13:52:02 GMT, Fei Yang <fyang at openjdk.org> wrote:

>> Ludovic Henry has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   review
>
> Hello, could you please provide some JMH numbers on platforms like T-Head? (-XX:+UseUnalignedAccesses vs -XX:-UseUnalignedAccesses)? I haven't seen such numbers yet. We only tested on Unmatched before: https://cr.openjdk.org/~dzhang/TestUseUnalignedAccesses/

> @RealFYang I expect the T-Head to return that it supports fast unaligned memory accesses, as that's clearly the case.

Don't expect thead to be equipped with 6.4+ kernel any time soon

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PR Comment: https://git.openjdk.org/jdk/pull/14676#issuecomment-1635566884


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