clang 19.0.0git
tsxldtrkintrin.h
Go to the documentation of this file.
1/*===------------- tsxldtrkintrin.h - tsxldtrk 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 __IMMINTRIN_H
11#error "Never use <tsxldtrkintrin.h> directly; include <immintrin.h> instead."
12#endif
13
14#ifndef __TSXLDTRKINTRIN_H
15#define __TSXLDTRKINTRIN_H
16
17/* Define the default attributes for the functions in this file */
18#define _DEFAULT_FN_ATTRS \
19 __attribute__((__always_inline__, __nodebug__, __target__("tsxldtrk")))
20
21/// Marks the start of an TSX (RTM) suspend load address tracking region. If
22/// this intrinsic is used inside a transactional region, subsequent loads
23/// are not added to the read set of the transaction. If it's used inside a
24/// suspend load address tracking region it will cause transaction abort.
25/// If it's used outside of a transactional region it behaves like a NOP.
26///
27/// \headerfile <x86intrin.h>
28///
29/// This intrinsic corresponds to the \c XSUSLDTRK instruction.
30///
31static __inline__ void _DEFAULT_FN_ATTRS
33{
34 __builtin_ia32_xsusldtrk();
35}
36
37/// Marks the end of an TSX (RTM) suspend load address tracking region. If this
38/// intrinsic is used inside a suspend load address tracking region it will
39/// end the suspend region and all following load addresses will be added to
40/// the transaction read set. If it's used inside an active transaction but
41/// not in a suspend region it will cause transaction abort. If it's used
42/// outside of a transactional region it behaves like a NOP.
43///
44/// \headerfile <x86intrin.h>
45///
46/// This intrinsic corresponds to the \c XRESLDTRK instruction.
47///
48static __inline__ void _DEFAULT_FN_ATTRS
50{
51 __builtin_ia32_xresldtrk();
52}
53
54#undef _DEFAULT_FN_ATTRS
55
56#endif /* __TSXLDTRKINTRIN_H */
#define _DEFAULT_FN_ATTRS
static __inline__ void _DEFAULT_FN_ATTRS _xresldtrk(void)
Marks the end of an TSX (RTM) suspend load address tracking region.
static __inline__ void _DEFAULT_FN_ATTRS _xsusldtrk(void)
Marks the start of an TSX (RTM) suspend load address tracking region.