libs/x86emu/prim_ops.c

881     register unsigned int res, cnt, mask, cf;
899        then shifted up cnt bits, and the high part is or'd
910     if ((cnt = s % 9) != 0) {
913         cf = (d >> (8 - cnt)) & 0x1;
919         res = (d << cnt) & 0xff;
927         mask = (1 << (cnt - 1)) - 1;
928         res |= (d >> (9 - cnt)) & mask;
933             res |= 1 << (cnt - 1);
937         /* OVERFLOW is set *IFF* cnt==1, then it is the
941         CONDITIONAL_SET_FLAG(cnt == 1 && XOR2(cf + ((res >> 6) & 0x2)), F_OF);
954     register unsigned int res, cnt, mask, cf;
957     if ((cnt = s % 17) != 0) {
958         cf = (d >> (16 - cnt)) & 0x1;
959         res = (d << cnt) & 0xffff;
960         mask = (1 << (cnt - 1)) - 1;
961         res |= (d >> (17 - cnt)) & mask;
963             res |= 1 << (cnt - 1);
966         CONDITIONAL_SET_FLAG(cnt == 1 && XOR2(cf + ((res >> 14) & 0x2)), F_OF);
978     register u32 res, cnt, mask, cf;
981     if ((cnt = s % 33) != 0) {
982         cf = (d >> (32 - cnt)) & 0x1;
983         res = (d << cnt) & 0xffffffff;
984         mask = (1 << (cnt - 1)) - 1;
985         res |= (d >> (33 - cnt)) & mask;
987             res |= 1 << (cnt - 1);
990         CONDITIONAL_SET_FLAG(cnt == 1 && XOR2(cf + ((res >> 30) & 0x2)), F_OF);
1002     u32 res, cnt;
1017        then shifted up cnt bits, and the high part is or'd
1028     if ((cnt = s % 9) != 0) {
1031         if (cnt == 1) {
1043             cf = (d >> (cnt - 1)) & 0x1;
1052         mask = (1 << (8 - cnt)) - 1;
1053         res = (d >> cnt) & mask;
1061         res |= (d << (9 - cnt));
1066             res |= 1 << (8 - cnt);
1070         /* OVERFLOW is set *IFF* cnt==1, then it is the
1073         if (cnt == 1) {
1087     u32 res, cnt;
1092     if ((cnt = s % 17) != 0) {
1093         if (cnt == 1) {
1098             cf = (d >> (cnt - 1)) & 0x1;
1099         mask = (1 << (16 - cnt)) - 1;
1100         res = (d >> cnt) & mask;
1101         res |= (d << (17 - cnt));
1103             res |= 1 << (16 - cnt);
1106         if (cnt == 1) {
1120     u32 res, cnt;
1125     if ((cnt = s % 33) != 0) {
1126         if (cnt == 1) {
1131             cf = (d >> (cnt - 1)) & 0x1;
1132         mask = (1 << (32 - cnt)) - 1;
1133         res = (d >> cnt) & mask;
1134         if (cnt != 1)
1135             res |= (d << (33 - cnt));
1137             res |= 1 << (32 - cnt);
1140         if (cnt == 1) {
1154     register unsigned int res, cnt, mask;
1173     if ((cnt = s % 8) != 0) {
1175         res = (d << cnt);
1178         mask = (1 << cnt) - 1;
1179         res |= (d >> (8 - cnt)) & mask;
1204     register unsigned int res, cnt, mask;
1207     if ((cnt = s % 16) != 0) {
1208         res = (d << cnt);
1209         mask = (1 << cnt) - 1;
1210         res |= (d >> (16 - cnt)) & mask;
1230     register u32 res, cnt, mask;
1233     if ((cnt = s % 32) != 0) {
1234         res = (d << cnt);
1235         mask = (1 << cnt) - 1;
1236         res |= (d >> (32 - cnt)) & mask;
1256     register unsigned int res, cnt, mask;
1274     if ((cnt = s % 8) != 0) {   /* not a typo, do nada if cnt==0 */
1276         res = (d << (8 - cnt));
1279         mask = (1 << (8 - cnt)) - 1;
1280         res |= (d >> (cnt)) & mask;
1304     register unsigned int res, cnt, mask;
1307     if ((cnt = s % 16) != 0) {
1308         res = (d << (16 - cnt));
1309         mask = (1 << (16 - cnt)) - 1;
1310         res |= (d >> (cnt)) & mask;
1329     register u32 res, cnt, mask;
1332     if ((cnt = s % 32) != 0) {
1333         res = (d << (32 - cnt));
1334         mask = (1 << (32 - cnt)) - 1;
1335         res |= (d >> (cnt)) & mask;
1354     unsigned int cnt, res, cf;
1357         cnt = s % 8;
1360         if (cnt > 0) {
1361             res = d << cnt;
1362             cf = d & (1 << (8 - cnt));
1372         if (cnt == 1) {
1401     unsigned int cnt, res, cf;
1404         cnt = s % 16;
1405         if (cnt > 0) {
1406             res = d << cnt;
1407             cf = d & (1 << (16 - cnt));
1417         if (cnt == 1) {
1443     unsigned int cnt, res, cf;
1446         cnt = s % 32;
1447         if (cnt > 0) {
1448             res = d << cnt;
1449             cf = d & (1 << (32 - cnt));
1458         if (cnt == 1) {
1484     unsigned int cnt, res, cf;
1487         cnt = s % 8;
1488         if (cnt > 0) {
1489             cf = d & (1 << (cnt - 1));
1490             res = d >> cnt;
1500         if (cnt == 1) {
1525     unsigned int cnt, res, cf;
1528         cnt = s % 16;
1529         if (cnt > 0) {
1530             cf = d & (1 << (cnt - 1));
1531             res = d >> cnt;
1541         if (cnt == 1) {
1566     unsigned int cnt, res, cf;
1569         cnt = s % 32;
1570         if (cnt > 0) {
1571             cf = d & (1 << (cnt - 1));
1572             res = d >> cnt;
1581         if (cnt == 1) {
1606     unsigned int cnt, res, cf, mask, sf;
1610     cnt = s % 8;
1611     if (cnt > 0 && cnt < 8) {
1612         mask = (1 << (8 - cnt)) - 1;
1613         cf = d & (1 << (cnt - 1));
1614         res = (d >> cnt) & mask;
1623     else if (cnt >= 8) {
1649     unsigned int cnt, res, cf, mask, sf;
1652     cnt = s % 16;
1654     if (cnt > 0 && cnt < 16) {
1655         mask = (1 << (16 - cnt)) - 1;
1656         cf = d & (1 << (cnt - 1));
1657         res = (d >> cnt) & mask;
1666     else if (cnt >= 16) {
1692     u32 cnt, res, cf, mask, sf;
1695     cnt = s % 32;
1697     if (cnt > 0 && cnt < 32) {
1698         mask = (1 << (32 - cnt)) - 1;
1699         cf = d & (1 << (cnt - 1));
1700         res = (d >> cnt) & mask;
1709     else if (cnt >= 32) {
1735     unsigned int cnt, res, cf;
1738         cnt = s % 16;
1739         if (cnt > 0) {
1740             res = (d << cnt) | (fill >> (16 - cnt));
1741             cf = d & (1 << (16 - cnt));
1750         if (cnt == 1) {
1776     unsigned int cnt, res, cf;
1779         cnt = s % 32;
1780         if (cnt > 0) {
1781             res = (d << cnt) | (fill >> (32 - cnt));
1782             cf = d & (1 << (32 - cnt));
1791         if (cnt == 1) {
1817     unsigned int cnt, res, cf;
1820         cnt = s % 16;
1821         if (cnt > 0) {
1822             cf = d & (1 << (cnt - 1));
1823             res = (d >> cnt) | (fill << (16 - cnt));
1833         if (cnt == 1) {
1858     unsigned int cnt, res, cf;
1861         cnt = s % 32;
1862         if (cnt > 0) {
1863             cf = d & (1 << (cnt - 1));
1864             res = (d >> cnt) | (fill << (32 - cnt));
1873         if (cnt == 1) {