[mirror_ubuntu-artful-kernel.git] / arch / score / lib / ucmpdi2.c

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

#include <linux/module.h>
#include "libgcc.h"

word_type __ucmpdi2(unsigned long long a, unsigned long long b)
{
	const DWunion au = {.ll = a};
	const DWunion bu = {.ll = b};

	if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
		return 0;
	else if ((unsigned int) au.s.high > (unsigned int) bu.s.high)
		return 2;
	if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
		return 0;
	else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
		return 2;
	return 1;
}
EXPORT_SYMBOL(__ucmpdi2);
Commit	Line	Data
6bc9a396 CL	1	/*
	2	* arch/score/lib/ucmpdi2.c
	3	*
	4	* This program is free software; you can redistribute it and/or modify
	5	* it under the terms of the GNU General Public License as published by
	6	* the Free Software Foundation; either version 2 of the License, or
	7	* (at your option) any later version.
	8	*
	9	* This program is distributed in the hope that it will be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
	13	*
	14	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, see the file COPYING, or write
	16	* to the Free Software Foundation, Inc.,
	17	* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	18	*/
	19
	20	#include <linux/module.h>
	21	#include "libgcc.h"
	22
	23	word_type __ucmpdi2(unsigned long long a, unsigned long long b)
	24	{
	25	const DWunion au = {.ll = a};
	26	const DWunion bu = {.ll = b};
	27
	28	if ((unsigned int) au.s.high < (unsigned int) bu.s.high)
	29	return 0;
	30	else if ((unsigned int) au.s.high > (unsigned int) bu.s.high)
	31	return 2;
	32	if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
	33	return 0;
	34	else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
	35	return 2;
	36	return 1;
	37	}
	38	EXPORT_SYMBOL(__ucmpdi2);