sh: First support code of SuperH.

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

CREDITS

diff --git a/CREDITS b/CREDITS
index 7af1b80..e94372d 100644
--- a/CREDITS
+++ b/CREDITS
@@ -479,3 +479,8 @@
 E: monstr@monstr.eu
 D: Support for Microblaze, ML401, XUPV2P board
 W: www.monstr.eu
+
+N: Nobuhiro Iwamatsu
+E: iwamatsu@nigauri.org
+D: Support for SuperH, MS7750SE01 , MS7780SE03  board
+W: www.nigauri.org