|  | /*===---- pkuintrin.h - PKU intrinsics -------------------------------------=== | 
|  | * | 
|  | * | 
|  | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | 
|  | * See https://llvm.org/LICENSE.txt for license information. | 
|  | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | 
|  | * | 
|  | *===-----------------------------------------------------------------------=== | 
|  | */ | 
|  | #ifndef __IMMINTRIN_H | 
|  | #error "Never use <pkuintrin.h> directly; include <immintrin.h> instead." | 
|  | #endif | 
|  |  | 
|  | #ifndef __PKUINTRIN_H | 
|  | #define __PKUINTRIN_H | 
|  |  | 
|  | /* Define the default attributes for the functions in this file. */ | 
|  | #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("pku"))) | 
|  |  | 
|  | static __inline__ unsigned int __DEFAULT_FN_ATTRS | 
|  | _rdpkru_u32(void) | 
|  | { | 
|  | return __builtin_ia32_rdpkru(); | 
|  | } | 
|  |  | 
|  | static __inline__ void __DEFAULT_FN_ATTRS | 
|  | _wrpkru(unsigned int __val) | 
|  | { | 
|  | __builtin_ia32_wrpkru(__val); | 
|  | } | 
|  |  | 
|  | #undef __DEFAULT_FN_ATTRS | 
|  |  | 
|  | #endif |