162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0
262306a36Sopenharmony_ci#include <linux/export.h>
362306a36Sopenharmony_ci
462306a36Sopenharmony_ci#include "libgcc.h"
562306a36Sopenharmony_ci
662306a36Sopenharmony_ciword_type __ucmpdi2(unsigned long long a, unsigned long long b)
762306a36Sopenharmony_ci{
862306a36Sopenharmony_ci	const DWunion au = {.ll = a};
962306a36Sopenharmony_ci	const DWunion bu = {.ll = b};
1062306a36Sopenharmony_ci
1162306a36Sopenharmony_ci	if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
1262306a36Sopenharmony_ci		return 0;
1362306a36Sopenharmony_ci	else if ((unsigned int) au.s.high > (unsigned int) bu.s.high)
1462306a36Sopenharmony_ci		return 2;
1562306a36Sopenharmony_ci	if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
1662306a36Sopenharmony_ci		return 0;
1762306a36Sopenharmony_ci	else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
1862306a36Sopenharmony_ci		return 2;
1962306a36Sopenharmony_ci	return 1;
2062306a36Sopenharmony_ci}
2162306a36Sopenharmony_ciEXPORT_SYMBOL(__ucmpdi2);
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