cpu: Added a probe to notify the address of retired instructions

A probe is added to notify the address of each retired instruction.

Change-Id: Iefc1b09d74b3aa0aa5773b17ba637bf51f5a59c9
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/17632
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
5 files changed