glibc/elf/dl-debug-symbols.S

41 lines
1.4 KiB
ArmAsm

/* Define symbols used to communicate dynamic linker state to the
debugger at runtime.
Copyright (C) 2021-2022 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/>. */
#include <rtld-sizes.h>
#include <sysdep.h>
/* Some targets define a macro to denote the zero register. */
#undef zero
/* Define 2 symbols, _r_debug_extended and _r_debug, which is an alias
of _r_debug_extended, but with the size of struct r_debug. */
.globl _r_debug
.type _r_debug, %object
.size _r_debug, R_DEBUG_SIZE
.hidden _r_debug_extended
.globl _r_debug_extended
.type _r_debug_extended, %object
.size _r_debug_extended, R_DEBUG_EXTENDED_SIZE
.section .bss
.balign R_DEBUG_EXTENDED_ALIGN
_r_debug:
_r_debug_extended:
.zero R_DEBUG_EXTENDED_SIZE