xref: /linux/arch/microblaze/lib/ucmpdi2.c (revision c8ae8a820880cf8bf3588752ac0ded6d4d218d50)
1*c8ae8a82SMichal Simek #include <linux/module.h>
2*c8ae8a82SMichal Simek 
3*c8ae8a82SMichal Simek #include "libgcc.h"
4*c8ae8a82SMichal Simek 
5*c8ae8a82SMichal Simek word_type __ucmpdi2(unsigned long long a, unsigned long long b)
6*c8ae8a82SMichal Simek {
7*c8ae8a82SMichal Simek 	const DWunion au = {.ll = a};
8*c8ae8a82SMichal Simek 	const DWunion bu = {.ll = b};
9*c8ae8a82SMichal Simek 
10*c8ae8a82SMichal Simek 	if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
11*c8ae8a82SMichal Simek 		return 0;
12*c8ae8a82SMichal Simek 	else if ((unsigned int) au.s.high > (unsigned int) bu.s.high)
13*c8ae8a82SMichal Simek 		return 2;
14*c8ae8a82SMichal Simek 	if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
15*c8ae8a82SMichal Simek 		return 0;
16*c8ae8a82SMichal Simek 	else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
17*c8ae8a82SMichal Simek 		return 2;
18*c8ae8a82SMichal Simek 	return 1;
19*c8ae8a82SMichal Simek }
20*c8ae8a82SMichal Simek EXPORT_SYMBOL(__ucmpdi2);
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