Slight speedup for the APE filters. Most noticeable on coldfire (+3.5% for -c2000...
commited945e31c1d522d5d3c4998781e476d95a8170e9
authorJens Arnold <amiconn@rockbox.org>
Mon, 22 Dec 2008 08:33:49 +0000 (22 08:33 +0000)
committerJens Arnold <amiconn@rockbox.org>
Mon, 22 Dec 2008 08:33:49 +0000 (22 08:33 +0000)
treec552ee8cf263cb15b491af5ff8651b1efa72bcf9
parent1124713acbd8707bbbea2f0dcb9666b3cb9c1f87
Slight speedup for the APE filters. Most noticeable on coldfire (+3.5% for -c2000), but also helps on the arm targets (+0.9% for -c2000 on PP5002). This transformation is oveflow safe, as absres < 2^24 is guaranteed.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19556 a1c6a512-1295-4272-9138-f99709370657
apps/codecs/demac/libdemac/filter.c