Loop if register non-zero.
if Rb <> 0
pc = pc + displacement
Rb = Rb - 1
else
pc = pc + 4
This instruction branches if Rb is non-zero. Rb is decremented. This instruction will never cause any exceptions.
Opcode7 | Ra5 | Rb5 | Displacement10 | Func5 |
95 | ---- | Rb5 | Displacement10 | 15 |