[U-Boot] [PATCH v4 03/17] string: Use memcpy() within memmove() when we can

Tom Rini trini at konsulko.com
Mon Jan 23 19:13:33 CET 2017


On Fri, Jan 20, 2017 at 07:07:38AM -0700, Simon Glass wrote:

> A common use of memmove() can be handled by memcpy(). Also memcpy()
> includes an optimisation for large sizes: it copies a word at a time. So
> we can get a speed-up by calling memcpy() to handle our move in this case.
> 
> Update memmove() to call memcpy() if the destination is before the source.
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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