105 lines
3.0 KiB
NASM
105 lines
3.0 KiB
NASM
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# crti.s for sysv4
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# Copyright (C) 1996 Free Software Foundation, Inc.
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# Written By Michael Meissner
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#
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# This file is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 2, or (at your option) any
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# later version.
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#
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# In addition to the permissions in the GNU General Public License, the
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# Free Software Foundation gives you unlimited permission to link the
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# compiled version of this file with other programs, and to distribute
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# those programs without any restriction coming from the use of this
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# file. (The General Public License restrictions do apply in other
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# respects; for example, they cover modification of the file, and
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# distribution when not linked into another program.)
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#
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# This file is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; see the file COPYING. If not, write to
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# the Free Software Foundation, 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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#
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# As a special exception, if you link this library with files
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# compiled with GCC to produce an executable, this does not cause
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# the resulting executable to be covered by the GNU General Public License.
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# This exception does not however invalidate any other reasons why
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# the executable file might be covered by the GNU General Public License.
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#
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# This file just supplies labeled starting points for the .got* and other
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# special sections. It is linked in first before other modules.
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.file "scrti.s"
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.ident "GNU C scrti.s"
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# Start of .text
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.section ".text"
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.globl _ex_text0
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_ex_text0:
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# Exception range
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.section ".exception_ranges","aw"
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.globl _ex_range0
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_ex_range0:
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# List of C++ constructors
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.section ".ctors","aw"
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.globl __CTOR_LIST__
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.type __CTOR_LIST__,@object
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__CTOR_LIST__:
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# List of C++ destructors
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.section ".dtors","aw"
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.globl __DTOR_LIST__
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.type __DTOR_LIST__,@object
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__DTOR_LIST__:
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# Head of _init function used for static constructors
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.section ".init","ax"
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.align 2
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.globl _init
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.type _init,@function
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_init: stwu %r1,-16(%r1)
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mflr %r0
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stw %r31,12(%r1)
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stw %r0,16(%r1)
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bl _GLOBAL_OFFSET_TABLE_-4 # get the GOT address
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mflr %r31
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# lwz %r3,_ex_shared0@got(%r31)
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# lwz %r4,-8(%r3) # _ex_register or 0
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# cmpi %cr0,%r4,0
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# beq .Lno_reg
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# mtlr %r4
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# blrl
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#.Lno_reg:
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# Head of _fini function used for static destructors
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.section ".fini","ax"
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.align 2
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.globl _fini
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.type _fini,@function
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_fini: stwu %r1,-16(%r1)
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mflr %r0
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stw %r31,12(%r1)
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stw %r0,16(%r1)
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bl _GLOBAL_OFFSET_TABLE_-4 # get the GOT address
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mflr %r31
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# _environ and its evil twin environ, pointing to the environment
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.section ".sdata","aw"
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.align 2
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.globl _environ
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.space 4
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.weak environ
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.set environ,_environ
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