imm i"3" $s1v2
# 8x
llsl $lm0v $aluf $lr0v
llsl $lm8v $ls0v $lr8v
llsl $lm16v $ls0v $lr16v
llsl $lm24v $ls0v $lr24v
# 8x - x
lsub $lr0v $lm0v $ln0v
lsub $lr8v $lm8v $ln8v
lsub $lr16v $lm16v $ln16v
lsub $lr24v $lm24v $ln24v