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https://github.com/torvalds/linux
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Tip revision: 6a55617ed5d1aa62b850de2cf66f5ede2eef4825 authored by Linus Torvalds on 21 August 2008, 02:35:56 UTC
Linux v2.6.27-rc4
Tip revision: 6a55617
cmpdi2.c
#include <linux/module.h>

#include "libgcc.h"

word_type __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);
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