This will let us make those types 64 bits to be in line with the other architectures. Change-Id: I5aef5199f4d2d5bb1558afedac5c6c92bf95c021 Reviewed-on: https://gem5-review.googlesource.com/c/13621 Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com>