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# crti.s for sysv4

#   Copyright (C) 1996, 2008, 2009 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 3, or (at your option) any
# later version.
# 
# 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.
#
# Under Section 7 of GPL version 3, you are granted additional
# permissions described in the GCC Runtime Library Exception, version
# 3.1, as published by the Free Software Foundation.
#
# You should have received a copy of the GNU General Public License and
# a copy of the GCC Runtime Library Exception along with this program;
# see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
# <http://www.gnu.org/licenses/>.

# This file just supplies labeled starting points for the .got* and other
# special sections.  It is linked in first before other modules.
 
        .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