| /* Restartable Sequences Linux x86 architecture header. |
| Copyright (C) 2021-2022 Free Software Foundation, Inc. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <https://www.gnu.org/licenses/>. */ |
| |
| #ifndef _SYS_RSEQ_H |
| # error "Never use <bits/rseq.h> directly; include <sys/rseq.h> instead." |
| #endif |
| |
| /* RSEQ_SIG is a signature required before each abort handler code. |
| |
| RSEQ_SIG is used with the following reserved undefined instructions, which |
| trap in user-space: |
| |
| x86-32: 0f b9 3d 53 30 05 53 ud1 0x53053053,%edi |
| x86-64: 0f b9 3d 53 30 05 53 ud1 0x53053053(%rip),%edi */ |
| |
| #define RSEQ_SIG 0x53053053 |
