1 | /* Define symbols used to communicate dynamic linker state to the |
2 | debugger at runtime. |
3 | Copyright (C) 2021-2023 Free Software Foundation, Inc. |
4 | This file is part of the GNU C Library. |
5 | |
6 | The GNU C Library is free software; you can redistribute it and/or |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either |
9 | version 2.1 of the License, or (at your option) any later version. |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | Lesser General Public License for more details. |
15 | |
16 | You should have received a copy of the GNU Lesser General Public |
17 | License along with the GNU C Library; if not, see |
18 | <https://www.gnu.org/licenses/>. */ |
19 | |
20 | #include <rtld-sizes.h> |
21 | #include <sysdep.h> |
22 | |
23 | /* Some targets define a macro to denote the zero register. */ |
24 | #undef zero |
25 | |
26 | /* Define 2 symbols, _r_debug_extended and _r_debug, which is an alias |
27 | of _r_debug_extended, but with the size of struct r_debug. */ |
28 | |
29 | .globl _r_debug |
30 | .type _r_debug, %object |
31 | .size _r_debug, R_DEBUG_SIZE |
32 | .hidden _r_debug_extended |
33 | .globl _r_debug_extended |
34 | .type _r_debug_extended, %object |
35 | .size _r_debug_extended, R_DEBUG_EXTENDED_SIZE |
36 | .section .bss |
37 | .balign R_DEBUG_EXTENDED_ALIGN |
38 | _r_debug: |
39 | _r_debug_extended: |
40 | .zero R_DEBUG_EXTENDED_SIZE |
41 | |