Staging
v0.5.1
https://github.com/torvalds/linux
Raw File
Tip revision: 46cf053efec6a3a5f343fead837777efe8252a46 authored by Linus Torvalds on 23 December 2019, 01:02:23 UTC
Linux 5.5-rc3
Tip revision: 46cf053
cmpdi2.c
// SPDX-License-Identifier: GPL-2.0-or-later
/*
 */

#include <linux/export.h>

#include <linux/libgcc.h>

word_type notrace __cmpdi2(long long a, long long b)
{
	const DWunion au = {
		.ll = a
	};
	const DWunion bu = {
		.ll = b
	};

	if (au.s.high < bu.s.high)
		return 0;
	else if (au.s.high > bu.s.high)
		return 2;

	if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
		return 0;
	else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
		return 2;

	return 1;
}
EXPORT_SYMBOL(__cmpdi2);
back to top