pkuintrin.h revision 293250
1/*===------------- pkuintrin.h - PKU intrinsics ------------------=== 2 * 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a copy 5 * of this software and associated documentation files (the "Software"), to deal 6 * in the Software without restriction, including without limitation the rights 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 * copies of the Software, and to permit persons to whom the Software is 9 * furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 20 * THE SOFTWARE. 21 * 22 *===-----------------------------------------------------------------------=== 23 */ 24#ifndef __IMMINTRIN_H 25#error "Never use <pkuintrin.h> directly; include <immintrin.h> instead." 26#endif 27 28#ifndef __PKUINTRIN_H 29#define __PKUINTRIN_H 30 31/* Define the default attributes for the functions in this file. */ 32#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("pku"))) 33 34static __inline__ unsigned int __DEFAULT_FN_ATTRS 35_rdpkru_u32(void) 36{ 37 return __builtin_ia32_rdpkru(); 38} 39 40static __inline__ void __DEFAULT_FN_ATTRS 41_wrpkru(unsigned int val) 42{ 43 return __builtin_ia32_wrpkru(val); 44} 45 46#undef __DEFAULT_FN_ATTRS 47 48#endif 49