Logan Chien | df4f766 | 2019-09-04 16:45:23 -0700 | [diff] [blame] | 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 */ |