c8ae8a8208
Add missing __ucmpdi2 helper function. Error log: kernel/built-in.o: In function `print_graph_duration': : undefined reference to `__ucmpdi2' kernel/built-in.o: In function `print_graph_duration': : undefined reference to `__ucmpdi2' Based on MIPS code. Signed-off-by: Michal Simek <monstr@monstr.eu>
21 lines
502 B
C
21 lines
502 B
C
#include <linux/module.h>
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#include "libgcc.h"
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word_type __ucmpdi2(unsigned long long a, unsigned long long b)
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{
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const DWunion au = {.ll = a};
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const DWunion bu = {.ll = b};
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if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
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return 0;
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else if ((unsigned int) au.s.high > (unsigned int) 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(__ucmpdi2);
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