addi    sp,sp,-32
sd      s0,24(sp)
addi    s0,sp,32
sw      zero,-20(s0)
li      a5,1
sw      a5,-24(s0)
lw      a5,-20(s0)
mv      a4,a5
lw      a5,-24(s0)
addw    a5,a4,a5
sw      a5,-20(s0)
nop
ld      s0,24(sp)
addi    sp,sp,32
ret