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6bc9a396 CL |
1 | /* |
2 | * arch/score/lib/cmpdi2.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 __cmpdi2(long long a, long long b) | |
24 | { | |
25 | const DWunion au = { | |
26 | .ll = a | |
27 | }; | |
28 | const DWunion bu = { | |
29 | .ll = b | |
30 | }; | |
31 | ||
32 | if (au.s.high < bu.s.high) | |
33 | return 0; | |
34 | else if (au.s.high > bu.s.high) | |
35 | return 2; | |
36 | ||
37 | if ((unsigned int) au.s.low < (unsigned int) bu.s.low) | |
38 | return 0; | |
39 | else if ((unsigned int) au.s.low > (unsigned int) bu.s.low) | |
40 | return 2; | |
41 | ||
42 | return 1; | |
43 | } | |
44 | EXPORT_SYMBOL(__cmpdi2); |