new file mode 100644
@@ -0,0 +1,30 @@
+/* __thread_pointer definition. csky version.
+ Copyright (C) 2021-2024 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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_THREAD_POINTER_H
+#define _SYS_THREAD_POINTER_H
+
+register void *__thread_register asm ("r31");
+
+static inline void *
+__thread_pointer (void)
+{
+ return __thread_register;
+}
+
+#endif /* _SYS_THREAD_POINTER_H */
This will be required by the rseq extensible ABI implementation on all Linux architectures exposing the __rseq_size and __rseq_offset symbols to set the 'cpu_id' field so applications can test if rseq is registered. Signed-off-by: Michael Jeanson <mjeanson@efficios.com> --- sysdeps/csky/nptl/thread_pointer.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)