1193323Sed// SPDX-License-Identifier: GPL-2.0
2193323Sed#include <linux/export.h>
3193323Sed
4193323Sed#include "libgcc.h"
5193323Sed
6193323Sedlong long __ashrdi3(long long u, word_type b)
7193323Sed{
8193323Sed	DWunion uu, w;
9193323Sed	word_type bm;
10193323Sed
11193323Sed	if (b == 0)
12193323Sed		return u;
13193323Sed
14193323Sed	uu.ll = u;
15193323Sed	bm = 32 - b;
16193323Sed
17193323Sed	if (bm <= 0) {
18193323Sed		/* w.s.high = 1..1 or 0..0 */
19193323Sed		w.s.high =
20198090Srdivacky		    uu.s.high >> 31;
21198090Srdivacky		w.s.low = uu.s.high >> -bm;
22207618Srdivacky	} else {
23193323Sed		const unsigned int carries = (unsigned int) uu.s.high << bm;
24198090Srdivacky
25193323Sed		w.s.high = uu.s.high >> b;
26193323Sed		w.s.low = ((unsigned int) uu.s.low >> b) | carries;
27193323Sed	}
28193323Sed
29193323Sed	return w.ll;
30198090Srdivacky}
31198090SrdivackyEXPORT_SYMBOL(__ashrdi3);
32198090Srdivacky