Joker (MIPS Guide)

j $(Hook Value - Copy the first line of Address on your Subroutine)
lui t0, $(1/2 - Controller Address + 0880)
lw t0, $(2/2 - Controller Address)(t0)
addi t1, zero, $(Button Value One)
addi t2, zero, $(Button Value Two)
addi t3, zero, $(Button Value Three)
bne t0, t1, $(Branches to the next bne)
nop
lui t0, $(1/2 - Code Address One + 0880)
lui t1, $(1/2 - Code Value One)
addi t1, t1, $(2/2 - Code Value One)
sw t1, $(2/2 - Code Address One)(t0)
bne t0, t2, $(Branches to the next bne)
nop
lui t0, $(1/2 - Code Address Two + 0880)
lui t1, $(1/2 - Code Value Two)
addi t1, t1, $(2/2 - Code Value Two)
sw t1, $(2/2 - Code Address Two)(t0)
bne t0, t3, $(Branches to the jr ra)
nop
lui t0, $(1/2 - Code Address Three + 0880)
lui t1, $(1/2 - Code Value Three)
addi t1, t1, $(2/2 - Code Value Three)
sw t1, $(2/2 - Code Address Three)(t0)
jr ra