[U-Boot] [PATCH V2 1/3] memcpy: copy one word at a time if possible
Alessandro Rubini
rubini-list at gnudd.com
Thu Oct 8 21:17:34 CEST 2009
> The statistics are going to be very different for different scenarios.
Yes, I know.
> For example, network operations seem to be the majority of your large
> memcpys, this isn't the case for everyone.
True. I noticed it after sending -- although I expected it.
> In any case, my only suggestion would be that if we're improving
> memcpy()/memset(), do the extra 10% of effort required to make them a
> little better. That 10% of effort will improve 15.2% of all memcpy()
> calls for the foreseeable future:)
It mainly depends on Wolfgang but, hey, it's not 10% of effort.
> I promise I won't comment on future patches:)
No problem at all. And I apologize if my tone looked rude, it wasn't
meant to. Thank you for your comments.
/alessandro, who didn't notice ppc has an asm implementation of its own
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