arch-arm, dev-arm: Move inSecureState helper to ISA class

The helper function should be really part of the Arm ISA class

Change-Id: Ida0393a12426c8973a9b8171ec2922c2dcec9f5a
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/53268
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
5 files changed