1// SPDX-License-Identifier: GPL-2.0-or-later
 2/*
 3 */
 4
 5#include <linux/module.h>
 6#include <linux/libgcc.h>
 7
 8word_type notrace __ucmpdi2(unsigned long long a, unsigned long long b)
 9{
10	const DWunion au = {.ll = a};
11	const DWunion bu = {.ll = b};
12
13	if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
14		return 0;
15	else if ((unsigned int) au.s.high > (unsigned int) bu.s.high)
16		return 2;
17	if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
18		return 0;
19	else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
20		return 2;
21	return 1;
22}
23EXPORT_SYMBOL(__ucmpdi2);