xref: /freebsd/contrib/llvm-project/clang/lib/Headers/rdseedintrin.h (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric /*===---- rdseedintrin.h - RDSEED intrinsics -------------------------------===
2*0b57cec5SDimitry Andric  *
3*0b57cec5SDimitry Andric  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0b57cec5SDimitry Andric  * See https://llvm.org/LICENSE.txt for license information.
5*0b57cec5SDimitry Andric  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0b57cec5SDimitry Andric  *
7*0b57cec5SDimitry Andric  *===-----------------------------------------------------------------------===
8*0b57cec5SDimitry Andric  */
9*0b57cec5SDimitry Andric 
10*0b57cec5SDimitry Andric #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
11*0b57cec5SDimitry Andric #error "Never use <rdseedintrin.h> directly; include <x86intrin.h> instead."
12*0b57cec5SDimitry Andric #endif
13*0b57cec5SDimitry Andric 
14*0b57cec5SDimitry Andric #ifndef __RDSEEDINTRIN_H
15*0b57cec5SDimitry Andric #define __RDSEEDINTRIN_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__("rdseed")))
19*0b57cec5SDimitry Andric 
20*0b57cec5SDimitry Andric static __inline__ int __DEFAULT_FN_ATTRS
21*0b57cec5SDimitry Andric _rdseed16_step(unsigned short *__p)
22*0b57cec5SDimitry Andric {
23*0b57cec5SDimitry Andric   return __builtin_ia32_rdseed16_step(__p);
24*0b57cec5SDimitry Andric }
25*0b57cec5SDimitry Andric 
26*0b57cec5SDimitry Andric static __inline__ int __DEFAULT_FN_ATTRS
27*0b57cec5SDimitry Andric _rdseed32_step(unsigned int *__p)
28*0b57cec5SDimitry Andric {
29*0b57cec5SDimitry Andric   return __builtin_ia32_rdseed32_step(__p);
30*0b57cec5SDimitry Andric }
31*0b57cec5SDimitry Andric 
32*0b57cec5SDimitry Andric #ifdef __x86_64__
33*0b57cec5SDimitry Andric static __inline__ int __DEFAULT_FN_ATTRS
34*0b57cec5SDimitry Andric _rdseed64_step(unsigned long long *__p)
35*0b57cec5SDimitry Andric {
36*0b57cec5SDimitry Andric   return __builtin_ia32_rdseed64_step(__p);
37*0b57cec5SDimitry Andric }
38*0b57cec5SDimitry Andric #endif
39*0b57cec5SDimitry Andric 
40*0b57cec5SDimitry Andric #undef __DEFAULT_FN_ATTRS
41*0b57cec5SDimitry Andric 
42*0b57cec5SDimitry Andric #endif /* __RDSEEDINTRIN_H */
43