mirror of https://gitee.com/openkylin/linux.git
31 lines
501 B
C
31 lines
501 B
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
*/
|
|
|
|
#include <linux/export.h>
|
|
|
|
#include <linux/libgcc.h>
|
|
|
|
word_type notrace __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);
|