# use this in the simulator
class PIb:
+ INVALID = 33 # 1 for an invalid mem err
+ PERMERR = 35 # 1 for an permanent mem err
TM_BAD_THING = 42 # 1 for a TM Bad Thing type interrupt
FP = 43 # 1 if FP exception
ILLEG = 44 # 1 if illegal instruction (not doing hypervisor)