mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-24 10:22:41 +08:00
80 lines
2.7 KiB
ArmAsm
80 lines
2.7 KiB
ArmAsm
/* Special .init and .fini section support for HPPA
|
|
Copyright (C) 2000-2017 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.
|
|
|
|
In addition to the permissions in the GNU Lesser General Public
|
|
License, the Free Software Foundation gives you unlimited
|
|
permission to link the compiled version of this file with other
|
|
programs, and to distribute those programs without any restriction
|
|
coming from the use of this file. (The GNU Lesser General Public
|
|
License restrictions do apply in other respects; for example, they
|
|
cover modification of the file, and distribution when not linked
|
|
into another program.)
|
|
|
|
Note that people who make modified versions of this file are not
|
|
obligated to grant this special exception for their modified
|
|
versions; it is their choice whether to do so. The GNU Lesser
|
|
General Public License gives permission to release a modified
|
|
version without this exception; this exception also makes it
|
|
possible to release a modified version which carries forward this
|
|
exception.
|
|
|
|
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
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
/* crti.S puts a function prologue at the beginning of the .init and
|
|
.fini sections and defines global symbols for those addresses, so
|
|
they can be called as functions. The symbols _init and _fini are
|
|
magic and cause the linker to emit DT_INIT and DT_FINI. */
|
|
|
|
#include <libc-symbols.h>
|
|
#include <sysdep.h>
|
|
|
|
#ifndef PREINIT_FUNCTION
|
|
# define PREINIT_FUNCTION __gmon_start__
|
|
#endif
|
|
|
|
#ifndef PREINIT_FUNCTION_WEAK
|
|
# define PREINIT_FUNCTION_WEAK 1
|
|
#endif
|
|
|
|
/* _init prologue. */
|
|
.section .init, "ax", %progbits
|
|
.align 4
|
|
.globl _init
|
|
.type _init,@function
|
|
_init:
|
|
stw %rp,-20(%sp)
|
|
stwm %r4,64(%sp)
|
|
stw %r19,-32(%sp)
|
|
#if PREINIT_FUNCTION_WEAK
|
|
bl PREINIT_FUNCTION,%rp
|
|
copy %r19,%r4 /* delay slot */
|
|
#else
|
|
bl PREINIT_FUNCTION,%rp
|
|
copy %r19,%r4 /* delay slot */
|
|
#endif
|
|
copy %r4,%r19
|
|
|
|
/* _fini prologue. */
|
|
.section .fini,"ax",%progbits
|
|
.align 4
|
|
.globl _fini
|
|
.type _fini,@function
|
|
_fini:
|
|
stw %rp,-20(%sp)
|
|
stwm %r4,64(%sp)
|
|
stw %r19,-32(%sp)
|
|
copy %r19,%r4
|