[PATCH] aarch64: Improve strcmp unaligned performance

Siddhesh Poyarekar siddhesh@sourceware.org
Thu Dec 7 12:38:00 GMT 2017


On Friday 01 December 2017 12:25 PM, Andrew Pinski wrote:
> On at least Cavium OcteonTX T81 and T83 (and ThunderX1 T88), this
> might be slower as any
> unaligned load/stores have a 9 cycle penalty.  I will double check
> this next week.
> What this means is I will propose a strcmp version for OcteonTX and
> ThunderX1 above this patch if I find it is slower.

Hi Andrew, were you able to test this?

Siddhesh



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