Orange Pi5 kernel

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 */
 
#include <linux/export.h>
 
#include <linux/libgcc.h>
 
long long notrace __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;
}
EXPORT_SYMBOL(__ashrdi3);