1/* Default sigreturn stub for ARC Linux.
2 Copyright (C) 2020-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <sys/syscall.h>
20#include <sysdep.h>
21#include <tcb-offsets.h>
22
23/* Note the NOP has to be outside body. */
24 nop
25ENTRY (__default_rt_sa_restorer)
26 mov r8, __NR_rt_sigreturn
27 ARC_TRAP_INSN
28 j_s [blink]
29PSEUDO_END_NOERRNO (__default_rt_sa_restorer)
30

source code of glibc/sysdeps/unix/sysv/linux/arc/sigrestorer.S