CMPU

Synopsis:

Compare register to register.

Operation:

If Ra < Rb

    Rt = -1

Else If Ra = Rb

    Rt = 0

Else

    Rt = 1

Description:

This instruction performs an unsigned comparison of two general purpose registers and places the result in a general purpose register. This instruction will never cause an exception.

Format:

Opcode7 Ra5 Rb5 Rt5 Reserved4 Func6
2 Ra5 Rb5 Rt5 ---- 7