COMPMID-417: Change rounding mode of half reference

Change-Id: Ib72bd0ce1cc0ea5fb474cb6f1b09a030a4162bb8
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/81922
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
2 files changed