mirror of https://gitee.com/openkylin/linux.git
39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
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/*
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* arch/score/lib/ucmpdi2.c
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see the file COPYING, or write
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* to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#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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