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Viewing changes to arch/s390/lib/ucmpdi2.c

  • Committer: Package Import Robot
  • Author(s): Alessio Igor Bogani
  • Date: 2011-10-26 11:13:05 UTC
  • Revision ID: package-import@ubuntu.com-20111026111305-tz023xykf0i6eosh
Tags: upstream-3.2.0
Import upstream version 3.2.0

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arch/s390/lib/ucmpdi2.c
 
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#include <linux/module.h>
 
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union ull_union {
 
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        unsigned long long ull;
 
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        struct {
 
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                unsigned int high;
 
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                unsigned int low;
 
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        } ui;
 
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};
 
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int __ucmpdi2(unsigned long long a, unsigned long long b)
 
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{
 
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        union ull_union au = {.ull = a};
 
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        union ull_union bu = {.ull = b};
 
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        if (au.ui.high < bu.ui.high)
 
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                return 0;
 
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        else if (au.ui.high > bu.ui.high)
 
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                return 2;
 
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        if (au.ui.low < bu.ui.low)
 
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                return 0;
 
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        else if (au.ui.low > bu.ui.low)
 
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                return 2;
 
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        return 1;
 
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}
 
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EXPORT_SYMBOL(__ucmpdi2);