1#include "libgcc.h"
2
3DWtype __ashrdi3(DWtype u, word_type b)
4{
5	const DWunion uu = {.ll = u};
6	const word_type bm = (sizeof (Wtype) * BITS_PER_UNIT) - b;
7	DWunion w;
8
9	if (b == 0)
10		return u;
11
12	if (bm <= 0) {
13		/* w.s.high = 1..1 or 0..0 */
14		w.s.high = uu.s.high >> (sizeof (Wtype) * BITS_PER_UNIT - 1);
15		w.s.low = uu.s.high >> -bm;
16	} else {
17		const UWtype carries = (UWtype) uu.s.high << bm;
18
19		w.s.high = uu.s.high >> b;
20		w.s.low = ((UWtype) uu.s.low >> b) | carries;
21	}
22
23	return w.ll;
24}
25