1 | /* Thread-local storage handling in the ELF dynamic linker. IA-64 version. |
2 | Copyright (C) 2003-2022 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 <csu/libc-tls.c> |
20 | |
21 | _Static_assert (TLS_PRE_TCB_SIZE % __alignof (struct pthread) == 0, |
22 | "__thread_self and THREAD_SELF have same alignment" ); |
23 | |
24 | /* On IA-64, as it lacks linker optimizations, __tls_get_addr can be |
25 | called even in statically linked binaries. |
26 | In this case module must be always 1 and PT_TLS segment |
27 | exist in the binary, otherwise it would not link. */ |
28 | |
29 | void * |
30 | __tls_get_addr (size_t m, size_t offset) |
31 | { |
32 | dtv_t *dtv = THREAD_DTV (); |
33 | return (char *) dtv[1].pointer.val + offset; |
34 | } |
35 | |