[PATCH] [ARM] Use AEABI aligned function variants

[John Brawn]

> It may be worth noting that with glibc these functions may be no
> better and in some cases slower than the standard ISO C functions.

Trunk glibc aliases __aeabi_memcpy4 to __aeabi_memcpy (and similarly
with the other functions) so it should be no slower as LLVM already
translates memcpy to __aeabi_memcpy for AEABI targets through the
generic Libcall lowering mechanism.

John