1 /*===---- popcntintrin.h - POPCNT intrinsics -------------------------------===
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to deal
5 * in the Software without restriction, including without limitation the rights
6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 * copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
19 * THE SOFTWARE.
20 *
21 *===-----------------------------------------------------------------------===
22 */
23
24 #ifndef _POPCNTINTRIN_H
25 #define _POPCNTINTRIN_H
26
27 /* Define the default attributes for the functions in this file. */
28 #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("popcnt")))
29
30 static __inline__ int __DEFAULT_FN_ATTRS
_mm_popcnt_u32(unsigned int __A)31 _mm_popcnt_u32(unsigned int __A)
32 {
33 return __builtin_popcount(__A);
34 }
35
36 static __inline__ int __DEFAULT_FN_ATTRS
_popcnt32(int __A)37 _popcnt32(int __A)
38 {
39 return __builtin_popcount(__A);
40 }
41
42 #ifdef __x86_64__
43 static __inline__ long long __DEFAULT_FN_ATTRS
_mm_popcnt_u64(unsigned long long __A)44 _mm_popcnt_u64(unsigned long long __A)
45 {
46 return __builtin_popcountll(__A);
47 }
48
49 static __inline__ long long __DEFAULT_FN_ATTRS
_popcnt64(long long __A)50 _popcnt64(long long __A)
51 {
52 return __builtin_popcountll(__A);
53 }
54 #endif /* __x86_64__ */
55
56 #undef __DEFAULT_FN_ATTRS
57
58 #endif /* _POPCNTINTRIN_H */
59