Assembly: 

WAIT code

nanoMIPS

Wait

Purpose:

Wait. Enter wait state.

Availability:

nanoMIPS

Format:

001000

code

11

00001

101

111

111

6

10

2

5

3

3

3

Operation: 

if not IsCoprocessor0Enabled():
    raise coprocessor_exception(0)
CPU.in_wait_state = True

Exceptions:

Coprocessor Unusable.