fpc/rtl/linux/powerpc/cprt0.as
2004-07-03 21:50:30 +00:00

99 lines
2.8 KiB
ActionScript

/*
$Id$
*/
/* Startup code for programs linked with GNU libc.
Copyright (C) 1998, 1999, 2000, 2001 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.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
.section ".text"
.globl _start
_start:
mr 26,1
/* Set up an initial stack frame, and clear the LR. */
clrrwi 1,1,4
li 0,0
stwu 1,-16(1)
mtlr 0
stw 0,0(1)
lis 11,operatingsystem_parameter_argc@ha
stw 3,operatingsystem_parameter_argc@l(11);
lis 11,operatingsystem_parameter_argc@ha
stw 4,operatingsystem_parameter_argc@l(11);
lis 11,operatingsystem_parameter_envp@ha
stw 5,operatingsystem_parameter_envp@l(11);
/* init libc, parameters are already setup at this point */
bl __libc_init_first
/* install finalization code handler */
lis 3,_fini@ha
addi 3,3,_fini@l
bl PASCALMAIN
.globl _haltproc
.type _haltproc,@function
_haltproc:
li 0,1 /* exit call */
lis 3,operatingsystem_result@h
stw 3,operatingsystem_result@l(3)
sc
b _haltproc
/* Define a symbol for the first piece of initialized data. */
.section ".data"
.globl __data_start
__data_start:
data_start:
.globl ___fpc_brk_addr /* heap management */
.type ___fpc_brk_addr,@object
.size ___fpc_brk_addr,4
___fpc_brk_addr:
.long 0
.bss
.comm operatingsystem_parameter_envp,4
.comm operatingsystem_parameter_argc,4
.comm operatingsystem_parameter_argv,4
/*
$Log$
Revision 1.7 2004-07-03 21:50:31 daniel
* Modified bootstrap code so separate prt0.as/prt0_10.as files are no
longer necessary
Revision 1.6 2004/01/04 17:28:03 florian
* clean up
Revision 1.5 2004/01/04 17:12:28 florian
* arg* and envp handling fixed
Revision 1.4 2003/12/28 20:08:53 florian
* initial code
Revision 1.3 2002/09/07 16:01:20 peter
* old logs removed and tabs fixed
Revision 1.2 2002/07/26 17:09:44 florian
* log fixed
Revision 1.1 2002/07/26 17:07:11 florian
+ dummy implementation to test the makefile
*/