vfncvtbf16.f.f.q     31..26=0x12 vm vs2 19..15=0x19 14..12=0x1 vd 6..0=0x57
vfncvtbf16.sat.f.f.q 31..26=0x12 vm vs2 19..15=0x1B 14..12=0x1 vd 6..0=0x57
vfncvtbf16.sat.f.f.w 31..26=0x12 vm vs2 19..15=0x1F 14..12=0x1 vd 6..0=0x57
