[FFmpeg-devel] [PATCH] remove disabled code part 4

[Måns Rullgård]

Diego Biurrun <diego at biurrun.de> writes:

> On Mon, Aug 10, 2009 at 03:24:11PM +0200, Michael Niedermayer wrote:
>> On Mon, Aug 10, 2009 at 03:00:09PM +0200, Diego Biurrun wrote:
>> > On Fri, Aug 07, 2009 at 11:15:19AM +0200, Diego Biurrun wrote:
>> > > I started looking into disabled code, there is lots of it and probably
>> > > mostly cruft.  Here is a patch that removes it, starting at the top
>> > > level and the tests subdirectory.  More patches shall follow later.
>> > > 
>> > > I will commit approved hunks only.
>> > 
>> > .. libavutil ..
>> > 
>> > --- libavutil/bswap.h	(revision 19614)
>> > +++ libavutil/bswap.h	(working copy)
>> > @@ -60,11 +60,6 @@
>> >  #ifndef bswap_64
>> >  static inline uint64_t av_const bswap_64(uint64_t x)
>> >  {
>> > -#if 0
>> > -    x= ((x<< 8)&0xFF00FF00FF00FF00ULL) | ((x>> 8)&0x00FF00FF00FF00FFULL);
>> > -    x= ((x<<16)&0xFFFF0000FFFF0000ULL) | ((x>>16)&0x0000FFFF0000FFFFULL);
>> > -    return (x>>32) | (x<<32);
>> > -#else
>> 
>> can be removed if slower on all major archs
>
> benchmarking hints?

Manual inspection of asm.

-- 
M?ns Rullg?rd
mans at mansr.com