op = strings.Replace(op, ".32", "", -1)
			// compose op name
			if fp.op == VLDR_EQ || fp.op == VSTR_EQ {
				switch {
				case strings.HasPrefix(args[fp.transArgs[0]], "D"):
					op = "MOVD" + op[len(fp.gnuName):]
				case strings.HasPrefix(args[fp.transArgs[0]], "S"):
					op = "MOVF" + op[len(fp.gnuName):]
				default:
					panic(fmt.Sprintf("wrong FP register: %v", inst))
				}
			} else {