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 31 _mm_popcnt_u32(unsigned int __A) 32 { 33 return __builtin_popcount(__A); 34 } 35 36 static __inline__ int __DEFAULT_FN_ATTRS 37 _popcnt32(int __A) 38 { 39 return __builtin_popcount(__A); 40 } 41 42 #ifdef __x86_64__ 43 static __inline__ long long __DEFAULT_FN_ATTRS 44 _mm_popcnt_u64(unsigned long long __A) 45 { 46 return __builtin_popcountll(__A); 47 } 48 49 static __inline__ long long __DEFAULT_FN_ATTRS 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
