107 lines
3.0 KiB
NASM
107 lines
3.0 KiB
NASM
# crti.s for sysv4
|
|
|
|
# Copyright (C) 1996 Free Software Foundation, Inc.
|
|
# Written By Michael Meissner
|
|
#
|
|
# This file is free software; you can redistribute it and/or modify it
|
|
# under the terms of the GNU General Public License as published by the
|
|
# Free Software Foundation; either version 2, or (at your option) any
|
|
# later version.
|
|
#
|
|
# In addition to the permissions in the GNU 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 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.)
|
|
#
|
|
# This file 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
|
|
# General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program; see the file COPYING. If not, write to
|
|
# the Free Software Foundation, 51 Franklin Street, Fifth Floor,
|
|
# Boston, MA 02110-1301, USA.
|
|
#
|
|
# As a special exception, if you link this library with files
|
|
# compiled with GCC to produce an executable, this does not cause
|
|
# the resulting executable to be covered by the GNU General Public License.
|
|
# This exception does not however invalidate any other reasons why
|
|
# the executable file might be covered by the GNU General Public License.
|
|
#
|
|
|
|
# This file just supplies labeled starting points for the .got* and other
|
|
# special sections. It is linked in first before other modules.
|
|
|
|
.file "scrti.s"
|
|
.ident "GNU C scrti.s"
|
|
|
|
#ifndef __powerpc64__
|
|
# Start of .text
|
|
.section ".text"
|
|
.globl _ex_text0
|
|
_ex_text0:
|
|
|
|
# Exception range
|
|
.section ".exception_ranges","aw"
|
|
.globl _ex_range0
|
|
_ex_range0:
|
|
|
|
# List of C++ constructors
|
|
.section ".ctors","aw"
|
|
.globl __CTOR_LIST__
|
|
.type __CTOR_LIST__,@object
|
|
__CTOR_LIST__:
|
|
|
|
# List of C++ destructors
|
|
.section ".dtors","aw"
|
|
.globl __DTOR_LIST__
|
|
.type __DTOR_LIST__,@object
|
|
__DTOR_LIST__:
|
|
|
|
# Head of _init function used for static constructors
|
|
.section ".init","ax"
|
|
.align 2
|
|
.globl _init
|
|
.type _init,@function
|
|
_init: stwu %r1,-16(%r1)
|
|
mflr %r0
|
|
stw %r31,12(%r1)
|
|
stw %r0,16(%r1)
|
|
|
|
bl _GLOBAL_OFFSET_TABLE_-4 # get the GOT address
|
|
mflr %r31
|
|
|
|
# lwz %r3,_ex_shared0@got(%r31)
|
|
# lwz %r4,-8(%r3) # _ex_register or 0
|
|
# cmpi %cr0,%r4,0
|
|
# beq .Lno_reg
|
|
# mtlr %r4
|
|
# blrl
|
|
#.Lno_reg:
|
|
|
|
# Head of _fini function used for static destructors
|
|
.section ".fini","ax"
|
|
.align 2
|
|
.globl _fini
|
|
.type _fini,@function
|
|
_fini: stwu %r1,-16(%r1)
|
|
mflr %r0
|
|
stw %r31,12(%r1)
|
|
stw %r0,16(%r1)
|
|
|
|
bl _GLOBAL_OFFSET_TABLE_-4 # get the GOT address
|
|
mflr %r31
|
|
|
|
# _environ and its evil twin environ, pointing to the environment
|
|
.section ".sdata","aw"
|
|
.align 2
|
|
.globl _environ
|
|
.space 4
|
|
.weak environ
|
|
.set environ,_environ
|
|
#endif
|