mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-26 20:51:11 +00:00
53362a4b0f
* sysdeps/sparc/crti.S: Remove HAVE_BINUTILS_GOTDATA checks. * sysdeps/sparc/sparc32/dl-machine.h: Likewise. * sysdeps/sparc/sparc32/elf/start.S: Likewise. * sysdeps/sparc/sparc32/fpu/w_sqrt.S: Likewise. * sysdeps/sparc/sparc32/fpu/w_sqrtf.S: Likewise. * sysdeps/sparc/sparc32/sparcv9/fpu/w_sqrt.S: Likewise. * sysdeps/sparc/sparc32/sparcv9/fpu/w_sqrtf.S: Likewise. * sysdeps/sparc/sparc64/dl-machine.h: Likewise. * sysdeps/sparc/sparc64/elf/start.S: Likewise. * sysdeps/sparc/sparc64/fpu/w_sqrt.S: Likewise. * sysdeps/sparc/sparc64/fpu/w_sqrtf.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/____longjmp_chk.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/____longjmp_chk.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/brk.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Likewise. * config.h.in (HAVE_BINUTILS_GOTDATA): Delete. * sysdeps/sparc/elf/configure.in: Remove binutils GOTDATA checks. * sysdeps/sparc/elf/configure: Regenerated.
94 lines
2.9 KiB
ArmAsm
94 lines
2.9 KiB
ArmAsm
/* Special .init and .fini section support for sparc.
|
|
Copyright (C) 1995-2012 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
|
|
|
|
#if PREINIT_FUNCTION_WEAK
|
|
weak_extern (PREINIT_FUNCTION)
|
|
#else
|
|
.hidden PREINIT_FUNCTION
|
|
#endif
|
|
|
|
#ifdef __arch64__
|
|
#define STACKFRAME_SIZE 176
|
|
#define GOT_LOAD ldx
|
|
#else
|
|
#define STACKFRAME_SIZE 96
|
|
#define GOT_LOAD ld
|
|
#endif
|
|
|
|
.section .init,"ax",@progbits
|
|
.p2align 2
|
|
.globl _init
|
|
.type _init, @function
|
|
_init:
|
|
save %sp, -STACKFRAME_SIZE, %sp
|
|
#if PREINIT_FUNCTION_WEAK
|
|
SETUP_PIC_REG(l7)
|
|
sethi %gdop_hix22(PREINIT_FUNCTION), %g1
|
|
xor %g1, %gdop_lox10(PREINIT_FUNCTION), %g1
|
|
GOT_LOAD [%l7 + %g1], %g1, %gdop(PREINIT_FUNCTION)
|
|
cmp %g1, 0
|
|
be 1f
|
|
nop
|
|
call PREINIT_FUNCTION
|
|
nop
|
|
1:
|
|
#else
|
|
call PREINIT_FUNCTION
|
|
nop
|
|
#endif
|
|
|
|
.section .fini,"ax",@progbits
|
|
.p2align 2
|
|
.globl _fini
|
|
.type _fini, @function
|
|
_fini:
|
|
save %sp, -STACKFRAME_SIZE, %sp
|