| GRAN_FETCH -- for GrAnSim only -- HWL
| GRAN_RESCHEDULE -- for GrAnSim only -- HWL
| GRAN_FETCH_AND_RESCHEDULE -- for GrAnSim only -- HWL
| GRAN_FETCH -- for GrAnSim only -- HWL
| GRAN_RESCHEDULE -- for GrAnSim only -- HWL
| GRAN_FETCH_AND_RESCHEDULE -- for GrAnSim only -- HWL