Move the name of the RegClass out of constants which belong to the RegId, and instead store them in the RegClass instances. Change-Id: I1ddd4bc8467d5e3f178db7a11c8f8052f43fd7ec Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/50251 Tested-by: kokoro <noreply+kokoro@google.com> Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com>