| #include "libgcc.h" | |
| long long __ashrdi3(long long u, word_type b) | |
| { | |
| DWunion uu, w; | |
| word_type bm; | |
| if (b == 0) | |
| return u; | |
| uu.ll = u; | |
| bm = 32 - b; | |
| if (bm <= 0) { | |
| /* w.s.high = 1..1 or 0..0 */ | |
| w.s.high = | |
| uu.s.high >> 31; | |
| w.s.low = uu.s.high >> -bm; | |
| } else { | |
| const unsigned int carries = (unsigned int) uu.s.high << bm; | |
| w.s.high = uu.s.high >> b; | |
| w.s.low = ((unsigned int) uu.s.low >> b) | carries; | |
| } | |
| return w.ll; | |
| } |