1 2 3 4
# Scalar SM3 - RV32, RV64 sm3p0 rd rs1 31..30=0 29..25=0b01000 24..20=0b01000 14..12=1 6..0=0x13 sm3p1 rd rs1 31..30=0 29..25=0b01000 24..20=0b01001 14..12=1 6..0=0x13