| # 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 |