https://github.com/torvalds/linux
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Tip revision: cfb92440ee71adcc2105b0890bb01ac3cddb8507 authored by Linus Torvalds on 20 February 2022, 21:07:20 UTC
Linux 5.17-rc5
Tip revision: cfb9244
ucmpdi2.c
// SPDX-License-Identifier: GPL-2.0-or-later
/*
 */

#include <linux/module.h>
#include <linux/libgcc.h>

word_type notrace __ucmpdi2(unsigned long long a, unsigned long long b)
{
	const DWunion au = {.ll = a};
	const DWunion bu = {.ll = b};

	if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
		return 0;
	else if ((unsigned int) au.s.high > (unsigned int) 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(__ucmpdi2);
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