stdlib: Add beta simulate module to the gem5 stdlib

This module is used to semi-automate the running of gem5 simulation,
mostly by handling exit events automatically and removing instantiation
boilerplate code.

NOTE: This module is still in beta.

Change-Id: I4706119478464efcf4d92e3a1da05bddd0953b6a
Maintainer: Bobby Bruce <>
Reviewed-by: Jason Lowe-Power <>
Tested-by: kokoro <>
Reviewed-by: Bobby Bruce <>
14 files changed