Slight speedup for the APE filters. Most noticeable on coldfire (+3.5% for -c2000...
commitcf9f4f47afb638c74b06a59c0be7ce4883865342
authoramiconn <amiconn@a1c6a512-1295-4272-9138-f99709370657>
Mon, 22 Dec 2008 08:33:49 +0000 (22 08:33 +0000)
committeramiconn <amiconn@a1c6a512-1295-4272-9138-f99709370657>
Mon, 22 Dec 2008 08:33:49 +0000 (22 08:33 +0000)
treec552ee8cf263cb15b491af5ff8651b1efa72bcf9
parent99cbe8014334882af4c25483c77f85032759f034
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