case 32: /* fadd fr1,[fr2],fr3 */
		r := p.Reg
		if r == obj.REG_NONE {
			r = p.To.Reg
		}
		o1 = OP_FRRR(c.oprrr(p.As), p.From.Reg, r, p.To.Reg)

	case 33: /* fabs fr1, fr3 */
		o1 = OP_FRRR(c.oprrr(p.As), obj.REG_NONE, p.From.Reg, p.To.Reg)

	case 34: /* mov $con,fr ==> or/add $i,t; mov t,fr */
		a := AADDU
		if o.a1 == C_ANDCON {
			a = AOR
		}