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1 | /*===----------------------- waitpkgintrin.h - WAITPKG --------------------=== |
---|---|
2 | * |
3 | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | * See https://llvm.org/LICENSE.txt for license information. |
5 | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | * |
7 | *===-----------------------------------------------------------------------=== |
8 | */ |
9 | #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H |
10 | #error "Never use <waitpkgintrin.h> directly; include <x86intrin.h> instead." |
11 | #endif |
12 | |
13 | #ifndef __WAITPKGINTRIN_H |
14 | #define __WAITPKGINTRIN_H |
15 | |
16 | /* Define the default attributes for the functions in this file. */ |
17 | #define __DEFAULT_FN_ATTRS \ |
18 | __attribute__((__always_inline__, __nodebug__, __target__("waitpkg"))) |
19 | |
20 | static __inline__ void __DEFAULT_FN_ATTRS |
21 | _umonitor (void * __address) |
22 | { |
23 | __builtin_ia32_umonitor (__address); |
24 | } |
25 | |
26 | static __inline__ unsigned char __DEFAULT_FN_ATTRS |
27 | _umwait (unsigned int __control, unsigned long long __counter) |
28 | { |
29 | return __builtin_ia32_umwait (__control, |
30 | (unsigned int)(__counter >> 32), (unsigned int)__counter); |
31 | } |
32 | |
33 | static __inline__ unsigned char __DEFAULT_FN_ATTRS |
34 | _tpause (unsigned int __control, unsigned long long __counter) |
35 | { |
36 | return __builtin_ia32_tpause (__control, |
37 | (unsigned int)(__counter >> 32), (unsigned int)__counter); |
38 | } |
39 | |
40 | #undef __DEFAULT_FN_ATTRS |
41 | |
42 | #endif /* __WAITPKGINTRIN_H */ |
43 |
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