FCW_RP
if (sz && (rm == FCW_RM || rm == FCW_RP))
rm = (FCW_RM + FCW_RP) - rm;
if (rm == FCW_RP || (rm == FCW_RN && (z2 > 0x80000000u ||
if ((rm == FCW_RP && z2 >
if (rm == FCW_RN || rm == FCW_RP) {