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v0.8.1
https://github.com/torvalds/linux
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Tip revision: 32c1431eea4881a6b17bd7c639315010aeefa452 authored by Linus Torvalds on 11 June 2017, 23:48:20 UTC
Linux 4.12-rc5
Tip revision: 32c1431
ucmpdi2.c
#include <linux/module.h>
#include "libgcc.h"

word_type __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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