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git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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6cc0735d0d
Device mapper generates calls to this with recent versions of gcc. Signed-off-by: David S. Miller <davem@davemloft.net>
28 lines
435 B
C
28 lines
435 B
C
#include <linux/module.h>
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#include "libgcc.h"
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word_type __cmpdi2(long long a, long long b)
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{
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const DWunion au = {
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.ll = a
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};
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const DWunion bu = {
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.ll = b
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};
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if (au.s.high < bu.s.high)
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return 0;
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else if (au.s.high > bu.s.high)
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return 2;
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if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
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return 0;
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else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
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return 2;
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return 1;
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}
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EXPORT_SYMBOL(__cmpdi2);
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