Add to Mul
add a5,a4,a5
0x00F707B3 
0000000 01111 01110 000  01111 0110011

mul a5,a4,a5
0x02F707B3 
0000001 01111 01110 000  01111 0110011


load offset:
fe042583
lw	a1,-32(s0)

lw	a1,-28(s0)
fe442583

fe0 vs fe4