This type is ISA specific. By moving it into the subclasses, it's still available to everybody that needs it but avoids that ISA dependence in the base StaticInst class. Change-Id: I87ac4c6eded42287ef9ebaa4c4a5738482a2fc13 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/40101 Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br> Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com> Tested-by: kokoro <noreply+kokoro@google.com>