| Rachel Dowdall | 2d15dee | 2014-03-22 20:29:56 +0000 | [diff] [blame] | 1 | #include "mpconfig.h" |
| 2 | |
| 3 | machine_int_t python_modulo(machine_int_t dividend, machine_int_t divisor) { |
| 4 | machine_int_t lsign = (dividend >= 0) ? 1 :-1; |
| 5 | machine_int_t rsign = (divisor >= 0) ? 1 :-1; |
| 6 | dividend %= divisor; |
| 7 | if (lsign != rsign) { |
| 8 | dividend += divisor; |
| 9 | } |
| 10 | return dividend; |
| 11 | } |
| 12 | |
| 13 | |
| 14 | machine_int_t python_floor_divide(machine_int_t num, machine_int_t denom) { |
| 15 | machine_int_t lsign = num > 0 ? 1 : -1; |
| 16 | machine_int_t rsign = denom > 0 ? 1 : -1; |
| 17 | if (lsign == -1) {num *= -1;} |
| 18 | if (rsign == -1) {denom *= -1;} |
| 19 | if (lsign != rsign){ |
| 20 | return - ( num + denom - 1) / denom; |
| 21 | } else { |
| 22 | return num / denom; |
| 23 | } |
| 24 | } |