LXR linux/arch/parisc/lib/ucmpdi2.c

   1// SPDX-License-Identifier: GPL-2.0
   2#include <linux/module.h>
   3
   4union ull_union {
   5        unsigned long long ull;
   6        struct {
   7                unsigned int high;
   8                unsigned int low;
   9        } ui;
  10};
  11
  12int __ucmpdi2(unsigned long long a, unsigned long long b)
  13{
  14        union ull_union au = {.ull = a};
  15        union ull_union bu = {.ull = b};
  16
  17        if (au.ui.high < bu.ui.high)
  18                return 0;
  19        else if (au.ui.high > bu.ui.high)
  20                return 2;
  21        if (au.ui.low < bu.ui.low)
  22                return 0;
  23        else if (au.ui.low > bu.ui.low)
  24                return 2;
  25        return 1;
  26}
  27