[Ffmpeg-cvslog] r8379 - trunk/libavutil/sha1.c

Michael Niedermayer michaelni
Tue Mar 13 21:11:05 CET 2007


Hi

On Tue, Mar 13, 2007 at 11:09:08AM -0500, Rich Felker wrote:
> On Tue, Mar 13, 2007 at 11:48:22AM +0100, michael wrote:
> > Author: michael
> > Date: Tue Mar 13 11:48:22 2007
> > New Revision: 8379
> > 
> > Modified:
> >    trunk/libavutil/sha1.c
> > 
> > Log:
> > put state[5] last so no padding is needed on arch where uint64_t needs 8byte alignment
> 
> Padding is needed anyway. The size of a struct is always a multiple of
> the maximum alignment needed by any member, so that arrays of the
> struct type work.

yes but the fields will be closer together and that might be faster cache wise

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I know you won't believe me, but the highest form of Human Excellence is
to question oneself and others. -- Socrates
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