GAS warns about unpredictable behavior of "ldr sp, [a1], #4"
that exists on Cortex-M3 (errata 752419) but this warning is
incorrectly issued on other cores too (eg, Cortex-M7).
Since the fix is just one extra instruction we may as well
apply the workaround for all Cortex-M targets.
Change-Id: I0c2aa46837f776d67d0236b627af1572aa5ab307
It's used by both, plugins and codecs, and sh/hwcodec doesn't compile codecs
so it doesn't fit into sources.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27869 a1c6a512-1295-4272-9138-f99709370657