xref: /freebsd/contrib/llvm-project/clang/lib/Headers/pkuintrin.h (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric /*===---- pkuintrin.h - PKU intrinsics -------------------------------------===
2*0b57cec5SDimitry Andric  *
3*0b57cec5SDimitry Andric  *
4*0b57cec5SDimitry Andric  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5*0b57cec5SDimitry Andric  * See https://llvm.org/LICENSE.txt for license information.
6*0b57cec5SDimitry Andric  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7*0b57cec5SDimitry Andric  *
8*0b57cec5SDimitry Andric  *===-----------------------------------------------------------------------===
9*0b57cec5SDimitry Andric  */
10*0b57cec5SDimitry Andric #ifndef __IMMINTRIN_H
11*0b57cec5SDimitry Andric #error "Never use <pkuintrin.h> directly; include <immintrin.h> instead."
12*0b57cec5SDimitry Andric #endif
13*0b57cec5SDimitry Andric 
14*0b57cec5SDimitry Andric #ifndef __PKUINTRIN_H
15*0b57cec5SDimitry Andric #define __PKUINTRIN_H
16*0b57cec5SDimitry Andric 
17*0b57cec5SDimitry Andric /* Define the default attributes for the functions in this file. */
18*0b57cec5SDimitry Andric #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("pku")))
19*0b57cec5SDimitry Andric 
20*0b57cec5SDimitry Andric static __inline__ unsigned int __DEFAULT_FN_ATTRS
_rdpkru_u32(void)21*0b57cec5SDimitry Andric _rdpkru_u32(void)
22*0b57cec5SDimitry Andric {
23*0b57cec5SDimitry Andric   return __builtin_ia32_rdpkru();
24*0b57cec5SDimitry Andric }
25*0b57cec5SDimitry Andric 
26*0b57cec5SDimitry Andric static __inline__ void __DEFAULT_FN_ATTRS
_wrpkru(unsigned int __val)27*0b57cec5SDimitry Andric _wrpkru(unsigned int __val)
28*0b57cec5SDimitry Andric {
29*0b57cec5SDimitry Andric   __builtin_ia32_wrpkru(__val);
30*0b57cec5SDimitry Andric }
31*0b57cec5SDimitry Andric 
32*0b57cec5SDimitry Andric #undef __DEFAULT_FN_ATTRS
33*0b57cec5SDimitry Andric 
34*0b57cec5SDimitry Andric #endif
35