Retune codec compiler optimizations with new compiler. Overall speedup with aac and flac getting big speedups. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29042 a1c6a512-1295-4272-9138-f99709370657
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22311 a1c6a512-1295-4272-9138-f99709370657