[MPlayer-dev-eng] [PATCH] Make mp3lib SIMD optimizations work on AMD64, Part 4

Zuxy Meng zuxy.meng at gmail.com
Fri May 25 04:59:29 CEST 2007


Hi,

2007/5/24, Guillaume Poirier <gpoirier at mplayerhq.hu>:
> Hi,
>
> Zuxy Meng wrote:
> > Hi,
> >
> > 2007/5/23, Guillaume Poirier <gpoirier at mplayerhq.hu>:
> >> Zuxy Meng wrote:
> >>> I guess this approach causes least trouble.
> >> Looks Ok to me. Once it's committed, please do explain where these
> >> magic values come from by putting  doxygen-like comment on top of the
> >> new array, referring to the commit just just made (please also add the
> >> revision number), pointing out that the values are essentially always
> >> the same no matter the input file.
> >
> > How about this?
> >
> > /**
> >   This array of magic numbers were calculated by the pure function
> >   make_decode_tables_MMX(32768), which had been implemented in (now deleted)
> >   tabinit_MMX.c, r21060.
> >   */
> > static short __attribute__((aligned(8))) mp3lib_decwins[] =
>
>
>
> Just one nitpick:
>
> ... which had been implemented in (deleted since rXXX) ...
>
> that way there's no problem finding the patch you are about to commit.
> Since you can't "really" know the revision number until you make the
> commit, feel free to split it in 2 patches.
>
> Otherwise it's fine.

Applied.
-- 
Zuxy
Beauty is truth,
While truth is beauty.
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