xref: /linux/arch/microblaze/lib/ucmpdi2.c (revision d64af918feb6cb81c396d6d2dabb738bc51dda3f)
1*d64af918SMichal Simek #include <linux/export.h>
2c8ae8a82SMichal Simek 
3c8ae8a82SMichal Simek #include "libgcc.h"
4c8ae8a82SMichal Simek 
5c8ae8a82SMichal Simek word_type __ucmpdi2(unsigned long long a, unsigned long long b)
6c8ae8a82SMichal Simek {
7c8ae8a82SMichal Simek 	const DWunion au = {.ll = a};
8c8ae8a82SMichal Simek 	const DWunion bu = {.ll = b};
9c8ae8a82SMichal Simek 
10c8ae8a82SMichal Simek 	if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
11c8ae8a82SMichal Simek 		return 0;
12c8ae8a82SMichal Simek 	else if ((unsigned int) au.s.high > (unsigned int) bu.s.high)
13c8ae8a82SMichal Simek 		return 2;
14c8ae8a82SMichal Simek 	if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
15c8ae8a82SMichal Simek 		return 0;
16c8ae8a82SMichal Simek 	else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
17c8ae8a82SMichal Simek 		return 2;
18c8ae8a82SMichal Simek 	return 1;
19c8ae8a82SMichal Simek }
20c8ae8a82SMichal Simek EXPORT_SYMBOL(__ucmpdi2);
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