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[mirror_ubuntu-focal-kernel.git] / arch / sparc / lib / ucmpdi2.c
1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/module.h>
3 #include "libgcc.h"
4
5 word_type __ucmpdi2(unsigned long long a, unsigned long long b)
6 {
7 const DWunion au = {.ll = a};
8 const DWunion bu = {.ll = b};
9
10 if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
11 return 0;
12 else if ((unsigned int) au.s.high > (unsigned int) bu.s.high)
13 return 2;
14 if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
15 return 0;
16 else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
17 return 2;
18 return 1;
19 }
20 EXPORT_SYMBOL(__ucmpdi2);