This patches fixes up the tile startup files, moving elf/start.S up a
directory level and implementing the required crti.S and crtn.S files
based on the old initfini.c compiler output (hand-optimized to bum a
couple of cycles).
Common code moved _itoa.h necessitating a change in the #include path.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>