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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 | extern void __divide_error();␊ |
| 3 | uint32_t __udivmodsi4(uint32_t num, uint32_t den, uint32_t * rem_p)␊ |
| 4 | {␊ |
| 5 | ␉uint32_t quot = 0, qbit = 1;␊ |
| 6 | ␊ |
| 7 | ␉if (den == 0) {␊ |
| 8 | ␉␉__divide_error();␊ |
| 9 | ␉␉return 0;␉/* If trap returns... */␊ |
| 10 | ␉}␊ |
| 11 | ␊ |
| 12 | ␉/* Left-justify denominator and count shift */␊ |
| 13 | ␉while ((int32_t) den >= 0) {␊ |
| 14 | ␉␉den <<= 1;␊ |
| 15 | ␉␉qbit <<= 1;␊ |
| 16 | ␉}␊ |
| 17 | ␊ |
| 18 | ␉while (qbit) {␊ |
| 19 | ␉␉if (den <= num) {␊ |
| 20 | ␉␉␉num -= den;␊ |
| 21 | ␉␉␉quot += qbit;␊ |
| 22 | ␉␉}␊ |
| 23 | ␉␉den >>= 1;␊ |
| 24 | ␉␉qbit >>= 1;␊ |
| 25 | ␉}␊ |
| 26 | ␊ |
| 27 | ␉if (rem_p)␊ |
| 28 | ␉␉*rem_p = num;␊ |
| 29 | ␊ |
| 30 | ␉return quot;␊ |
| 31 | }␊ |
| 32 | |
