Vorbis codec: Only try to put the ARM assembler optimised MDCT in IRAM if the target uses IRAM. This fixes the code for gigabeat, but it is kept disabled for gigabeat because the C code is actually slightly faster (~0.5%).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16164 a1c6a512-1295-4272-9138-f99709370657
2 files changed