Update Kelvin illegal instruction halt

Change illegal instruction handler to halt the system with user request. Add a KelvinTopTest subtest to check this handler.

PiperOrigin-RevId: 549663012
4 files changed
tree: 8b4ac36776d2ea09e6ee5a0e8f079bbc834f9d43
  1. sim/
  2. .bazelrc
  3. .gitignore
  4. BUILD
  5. WORKSPACE