b := v.Block
	// match: (MOVBUreg x:(FLES _ _))
	// result: x
	for {
		x := v_0
		if x.Op != OpRISCV64FLES {
			break
		}
		v.copyOf(x)
		return true
	}
	// match: (MOVBUreg x:(FLTS _ _))
	// result: x
	for {
		x := v_0
		if x.Op != OpRISCV64FLTS {
			break
		}
		v.copyOf(x)
		return true
	}
	// match: (MOVBUreg x:(FEQS _ _))
	// result: x
	for {