1 /* Thread-local storage handling in the ELF dynamic linker. PowerPC version.
2 Copyright (C) 2015-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
19 #include <csu/libc-tls.c>
22 /* On powerpc, the linker usually optimizes code sequences used to access
23 Thread Local Storage. However, when the user disables these optimizations
24 by passing --no-tls-optimze to the linker, we need to provide __tls_get_addr
25 in static libc in order to avoid undefined references to that symbol. */
28 __tls_get_addr (tls_index
*ti
)
30 dtv_t
*dtv
= THREAD_DTV ();
31 return (char *) dtv
[1].pointer
.val
+ ti
->ti_offset
+ TLS_DTV_OFFSET
;