String performance regression from python 3.2 to 3.3
Roy Smith
roy at panix.com
Sat Mar 16 18:10:01 EDT 2013
In article <HuKdnTBUKc2AcdnMnZ2dnUVZ_vqdnZ2d at westnet.com.au>,
Neil Hodgson <nhodgson at iinet.net.au> wrote:
> Low-level string manipulation often deals with blocks larger than
> an individual character for speed. Generally 32 or 64-bits at a time
> using the CPU or 128 or 256 using the vector unit. Then there may be
> entry/exit code to handle initial alignment to a block boundary and
> dealing with a smaller than block-size tail.
Duff's Device!
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