arm/insts/fplib.cc

555     int b_exp = FP16_EXP(b);
561     if (fp16_is_signalling_NaN(b_exp, b_mnt))
567     if (fp16_is_NaN(b_exp, b_mnt))
578     int b_exp = FP32_EXP(b);
584     if (fp32_is_signalling_NaN(b_exp, b_mnt))
590     if (fp32_is_NaN(b_exp, b_mnt))
601     int b_exp = FP64_EXP(b);
607     if (fp64_is_signalling_NaN(b_exp, b_mnt))
613     if (fp64_is_NaN(b_exp, b_mnt))
624     int b_exp = FP16_EXP(b);
632     if (fp16_is_signalling_NaN(b_exp, b_mnt))
640     if (fp16_is_NaN(b_exp, b_mnt))
653     int b_exp = FP32_EXP(b);
661     if (fp32_is_signalling_NaN(b_exp, b_mnt))
669     if (fp32_is_NaN(b_exp, b_mnt))
682     int b_exp = FP64_EXP(b);
690     if (fp64_is_signalling_NaN(b_exp, b_mnt))
698     if (fp64_is_NaN(b_exp, b_mnt))
947     int a_sgn, a_exp, b_sgn, b_exp;
951     fp16_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
954         fp16_is_NaN(b_exp, b_mnt)) {
956             fp16_is_signalling_NaN(b_exp, b_mnt))
966     int a_sgn, a_exp, b_sgn, b_exp;
970     fp16_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
973         fp16_is_NaN(b_exp, b_mnt)) {
981     if (a_exp != b_exp)
982         return a_sgn ^ (a_exp > b_exp);
991     int a_sgn, a_exp, b_sgn, b_exp;
995     fp16_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
998         fp16_is_NaN(b_exp, b_mnt)) {
1006     if (a_exp != b_exp)
1007         return a_sgn ^ (a_exp > b_exp);
1016     int a_sgn, a_exp, b_sgn, b_exp;
1020     fp16_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1023         fp16_is_NaN(b_exp, b_mnt)) {
1025             fp16_is_signalling_NaN(b_exp, b_mnt))
1035     int a_sgn, a_exp, b_sgn, b_exp;
1039     fp32_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1042         fp32_is_NaN(b_exp, b_mnt)) {
1044             fp32_is_signalling_NaN(b_exp, b_mnt))
1054     int a_sgn, a_exp, b_sgn, b_exp;
1058     fp32_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1061         fp32_is_NaN(b_exp, b_mnt)) {
1069     if (a_exp != b_exp)
1070         return a_sgn ^ (a_exp > b_exp);
1079     int a_sgn, a_exp, b_sgn, b_exp;
1083     fp32_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1086         fp32_is_NaN(b_exp, b_mnt)) {
1094     if (a_exp != b_exp)
1095         return a_sgn ^ (a_exp > b_exp);
1104     int a_sgn, a_exp, b_sgn, b_exp;
1108     fp32_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1111         fp32_is_NaN(b_exp, b_mnt)) {
1113             fp32_is_signalling_NaN(b_exp, b_mnt))
1123     int a_sgn, a_exp, b_sgn, b_exp;
1127     fp64_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1130         fp64_is_NaN(b_exp, b_mnt)) {
1132             fp64_is_signalling_NaN(b_exp, b_mnt))
1142     int a_sgn, a_exp, b_sgn, b_exp;
1146     fp64_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1149         fp64_is_NaN(b_exp, b_mnt)) {
1157     if (a_exp != b_exp)
1158         return a_sgn ^ (a_exp > b_exp);
1167     int a_sgn, a_exp, b_sgn, b_exp;
1171     fp64_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1174         fp64_is_NaN(b_exp, b_mnt)) {
1182     if (a_exp != b_exp)
1183         return a_sgn ^ (a_exp > b_exp);
1192     int a_sgn, a_exp, b_sgn, b_exp;
1196     fp64_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1199         fp64_is_NaN(b_exp, b_mnt)) {
1201             fp64_is_signalling_NaN(b_exp, b_mnt))
1211     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp;
1215     fp16_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1224     if (a_exp == FP16_EXP_INF && b_exp == FP16_EXP_INF && a_sgn != b_sgn) {
1229     } else if (b_exp == FP16_EXP_INF) {
1237     if (a_exp >= b_exp) {
1238         b_mnt = (lsr16(b_mnt, a_exp - b_exp) |
1239                  !!(b_mnt & (lsl16(1, a_exp - b_exp) - 1)));
1240         b_exp = a_exp;
1242         a_mnt = (lsr16(a_mnt, b_exp - a_exp) |
1243                  !!(a_mnt & (lsl16(1, b_exp - a_exp) - 1)));
1244         a_exp = b_exp;
1271     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp;
1275     fp32_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1284     if (a_exp == FP32_EXP_INF && b_exp == FP32_EXP_INF && a_sgn != b_sgn) {
1289     } else if (b_exp == FP32_EXP_INF) {
1297     if (a_exp >= b_exp) {
1298         b_mnt = (lsr32(b_mnt, a_exp - b_exp) |
1299                  !!(b_mnt & (lsl32(1, a_exp - b_exp) - 1)));
1300         b_exp = a_exp;
1302         a_mnt = (lsr32(a_mnt, b_exp - a_exp) |
1303                  !!(a_mnt & (lsl32(1, b_exp - a_exp) - 1)));
1304         a_exp = b_exp;
1331     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp;
1335     fp64_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1344     if (a_exp == FP64_EXP_INF && b_exp == FP64_EXP_INF && a_sgn != b_sgn) {
1349     } else if (b_exp == FP64_EXP_INF) {
1357     if (a_exp >= b_exp) {
1358         b_mnt = (lsr64(b_mnt, a_exp - b_exp) |
1359                  !!(b_mnt & (lsl64(1, a_exp - b_exp) - 1)));
1360         b_exp = a_exp;
1362         a_mnt = (lsr64(a_mnt, b_exp - a_exp) |
1363                  !!(a_mnt & (lsl64(1, b_exp - a_exp) - 1)));
1364         a_exp = b_exp;
1391     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp;
1396     fp16_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1404         (b_exp == FP16_EXP_INF && !a_mnt)) {
1407     } else if (a_exp == FP16_EXP_INF || b_exp == FP16_EXP_INF) {
1415     x_exp = a_exp + b_exp - FP16_EXP_BIAS + 2 * FP16_EXP_BITS + 1;
1428     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp;
1433     fp32_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1441         (b_exp == FP32_EXP_INF && !a_mnt)) {
1444     } else if (a_exp == FP32_EXP_INF || b_exp == FP32_EXP_INF) {
1452     x_exp = a_exp + b_exp - FP32_EXP_BIAS + 2 * FP32_EXP_BITS + 1;
1465     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp;
1470     fp64_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1478         (b_exp == FP64_EXP_INF && !a_mnt)) {
1481     } else if (a_exp == FP64_EXP_INF || b_exp == FP64_EXP_INF) {
1489     x_exp = a_exp + b_exp - FP64_EXP_BIAS + 2 * FP64_EXP_BITS + 1;
1503     int a_sgn, a_exp, b_sgn, b_exp, c_sgn, c_exp, x_sgn, x_exp, y_sgn, y_exp;
1508     fp16_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1516          (!c_mnt && fp16_is_infinity(b_exp, b_mnt)))) {
1526     if ((b_exp == FP16_EXP_INF && !c_mnt) ||
1529          (b_exp == FP16_EXP_INF || c_exp == FP16_EXP_INF) &&
1536     if (b_exp == FP16_EXP_INF || c_exp == FP16_EXP_INF)
1547     y_exp = b_exp + c_exp - FP16_EXP_BIAS + 2 * FP16_EXP_BITS + 1 - 3;
1588     int a_sgn, a_exp, b_sgn, b_exp, c_sgn, c_exp, x_sgn, x_exp, y_sgn, y_exp;
1593     fp32_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1601          (!c_mnt && fp32_is_infinity(b_exp, b_mnt)))) {
1611     if ((b_exp == FP32_EXP_INF && !c_mnt) ||
1614          (b_exp == FP32_EXP_INF || c_exp == FP32_EXP_INF) &&
1621     if (b_exp == FP32_EXP_INF || c_exp == FP32_EXP_INF)
1632     y_exp = b_exp + c_exp - FP32_EXP_BIAS + 2 * FP32_EXP_BITS + 1 - 3;
1673     int a_sgn, a_exp, b_sgn, b_exp, c_sgn, c_exp, x_sgn, x_exp, y_sgn, y_exp;
1678     fp64_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1686          (!c_mnt && fp64_is_infinity(b_exp, b_mnt)))) {
1696     if ((b_exp == FP64_EXP_INF && !c_mnt) ||
1699          (b_exp == FP64_EXP_INF || c_exp == FP64_EXP_INF) &&
1706     if (b_exp == FP64_EXP_INF || c_exp == FP64_EXP_INF)
1718     y_exp = b_exp + c_exp - FP64_EXP_BIAS + 2 * FP64_EXP_BITS + 1 - 3;
1764     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp;
1769     fp16_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1775     if ((a_exp == FP16_EXP_INF && b_exp == FP16_EXP_INF) ||
1785     if (!a_mnt || b_exp == FP16_EXP_INF)
1791     x_exp = a_exp - b_exp + (FP16_EXP_BIAS + FP16_BITS + 2 * FP16_EXP_BITS - 3);
1806     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp;
1811     fp32_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1817     if ((a_exp == FP32_EXP_INF && b_exp == FP32_EXP_INF) ||
1827     if (!a_mnt || b_exp == FP32_EXP_INF)
1833     x_exp = a_exp - b_exp + (FP32_EXP_BIAS + FP32_BITS + 2 * FP32_EXP_BITS - 3);
1848     int a_sgn, a_exp, b_sgn, b_exp, x_sgn, x_exp, c;
1852     fp64_unpack(&b_sgn, &b_exp, &b_mnt, b, mode, flags);
1858     if ((a_exp == FP64_EXP_INF && b_exp == FP64_EXP_INF) ||
1868     if (!a_mnt || b_exp == FP64_EXP_INF)
1873     b_mnt = fp64_normalise(b_mnt, &b_exp);
1883     x_exp = a_exp - b_exp + FP64_EXP_BIAS + 8;