Warning: This file is not a C or C++ file. It does not have highlighting.
1 | /*===---- mwaitxintrin.h - MONITORX/MWAITX intrinsics ----------------------=== |
---|---|
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 | |
10 | #ifndef __X86INTRIN_H |
11 | #error "Never use <mwaitxintrin.h> directly; include <x86intrin.h> instead." |
12 | #endif |
13 | |
14 | #ifndef __MWAITXINTRIN_H |
15 | #define __MWAITXINTRIN_H |
16 | |
17 | /* Define the default attributes for the functions in this file. */ |
18 | #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("mwaitx"))) |
19 | |
20 | /// Establishes a linear address memory range to be monitored and puts |
21 | /// the processor in the monitor event pending state. Data stored in the |
22 | /// monitored address range causes the processor to exit the pending state. |
23 | /// |
24 | /// \headerfile <x86intrin.h> |
25 | /// |
26 | /// This intrinsic corresponds to the \c MONITORX instruction. |
27 | /// |
28 | /// \param __p |
29 | /// The memory range to be monitored. The size of the range is determined by |
30 | /// CPUID function 0000_0005h. |
31 | /// \param __extensions |
32 | /// Optional extensions for the monitoring state. |
33 | /// \param __hints |
34 | /// Optional hints for the monitoring state. |
35 | static __inline__ void __DEFAULT_FN_ATTRS |
36 | _mm_monitorx(void * __p, unsigned __extensions, unsigned __hints) |
37 | { |
38 | __builtin_ia32_monitorx(__p, __extensions, __hints); |
39 | } |
40 | |
41 | /// Used with the \c MONITORX instruction to wait while the processor is in |
42 | /// the monitor event pending state. Data stored in the monitored address |
43 | /// range, or an interrupt, causes the processor to exit the pending state. |
44 | /// |
45 | /// \headerfile <x86intrin.h> |
46 | /// |
47 | /// This intrinsic corresponds to the \c MWAITX instruction. |
48 | /// |
49 | /// \param __extensions |
50 | /// Optional extensions for the monitoring state, which can vary by |
51 | /// processor. |
52 | /// \param __hints |
53 | /// Optional hints for the monitoring state, which can vary by processor. |
54 | static __inline__ void __DEFAULT_FN_ATTRS |
55 | _mm_mwaitx(unsigned __extensions, unsigned __hints, unsigned __clock) |
56 | { |
57 | __builtin_ia32_mwaitx(__extensions, __hints, __clock); |
58 | } |
59 | |
60 | #undef __DEFAULT_FN_ATTRS |
61 | |
62 | #endif /* __MWAITXINTRIN_H */ |
63 |
Warning: This file is not a C or C++ file. It does not have highlighting.