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kernel-49/arch/parisc/lib/ucmpdi2.c
Andrey Zolotarev e72e9355e3 start the android-4.9 tree
git: https://android.googlesource.com/kernel/common
branch: android-4.9
commit: 03fcc2fe71308c2d164b4e6cbfc738c63e670444
2018-11-15 21:36:32 +03:00

26 lines
448 B
C

#include <linux/module.h>
union ull_union {
unsigned long long ull;
struct {
unsigned int high;
unsigned int low;
} ui;
};
int __ucmpdi2(unsigned long long a, unsigned long long b)
{
union ull_union au = {.ull = a};
union ull_union bu = {.ull = b};
if (au.ui.high < bu.ui.high)
return 0;
else if (au.ui.high > bu.ui.high)
return 2;
if (au.ui.low < bu.ui.low)
return 0;
else if (au.ui.low > bu.ui.low)
return 2;
return 1;
}