]>
Commit | Line | Data |
---|---|---|
1 | /* The implementation of __popcounthi2. | |
2 | Copyright (C) 2003-2024 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | Under Section 7 of GPL version 3, you are granted additional | |
17 | permissions described in the GCC Runtime Library Exception, version | |
18 | 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | You should have received a copy of the GNU General Public License and | |
21 | a copy of the GCC Runtime Library Exception along with this program; | |
22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | <http://www.gnu.org/licenses/>. */ | |
24 | ||
25 | int __popcounthi2 (unsigned short x); | |
26 | ||
27 | int | |
28 | __popcounthi2 (unsigned short x) | |
29 | { | |
30 | int i; | |
31 | int count = 0; | |
32 | for (i = 0; i < 16; i++) | |
33 | if (x & ((unsigned short) 1 << i)) | |
34 | count++; | |
35 | return count; | |
36 | } |