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| Source at commit 1158 created 13 years 16 days ago. By azimutz, Match nvidia.c with the one on my branch (Chazi) adding dev id's from issue 99 and Asus G74SX (0DF4, 1251). | |
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| 1 | #include "libsaio.h"␊ |
| 2 | ␊ |
| 3 | extern void __divide_error();␊ |
| 4 | ␊ |
| 5 | uint64_t __udivmoddi4(uint64_t num, uint64_t den, uint64_t * rem_p)␊ |
| 6 | {␊ |
| 7 | ␉uint64_t quot = 0, qbit = 1;␊ |
| 8 | ␊ |
| 9 | ␉if (den == 0) {␊ |
| 10 | ␉␉__divide_error();␊ |
| 11 | ␉␉return 0;␉/* If trap returns... */␊ |
| 12 | ␉}␊ |
| 13 | ␊ |
| 14 | ␉/* Left-justify denominator and count shift */␊ |
| 15 | ␉while ((int64_t) den >= 0) {␊ |
| 16 | ␉␉den <<= 1;␊ |
| 17 | ␉␉qbit <<= 1;␊ |
| 18 | ␉}␊ |
| 19 | ␊ |
| 20 | ␉while (qbit) {␊ |
| 21 | ␉␉if (den <= num) {␊ |
| 22 | ␉␉␉num -= den;␊ |
| 23 | ␉␉␉quot += qbit;␊ |
| 24 | ␉␉}␊ |
| 25 | ␉␉den >>= 1;␊ |
| 26 | ␉␉qbit >>= 1;␊ |
| 27 | ␉}␊ |
| 28 | ␊ |
| 29 | ␉if (rem_p)␊ |
| 30 | ␉␉*rem_p = num;␊ |
| 31 | ␊ |
| 32 | ␉return quot;␊ |
| 33 | }␊ |
| 34 | |
