[U-Boot] [PATCH V2 0/3] make memcpy and memset faster

Wolfgang Denk wd at denx.de
Thu Oct 8 22:36:29 CEST 2009


Dear Alessandro Rubini,

In message <cover.1255000877.git.rubini at unipv.it> you wrote:
> 
> Similarly, I'm not interested in "4 bytes at a time, then 1 at a time"
> as it's quite a corner case. If such optimizations are really useful,
> then we'd better have hand-crafted assembly for each arch, possibly
> lifted from glibc.

I disagree here, especially as the change is actually trivial to
implement and proably results even in smaller code size.

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
Pray to God, but keep rowing to shore. - Russian Proverb


More information about the U-Boot mailing list