fpc/rtl/linux/i386/gprt0.as
2002-09-07 16:01:16 +00:00

84 lines
2.4 KiB
ActionScript

#
# $Id$
# This file is part of the Free Pascal run time library.
# Copyright (c) 1999-2000 by Michael Van Canneyt and Peter Vreman
# members of the Free Pascal development team.
#
# See the file COPYING.FPC, included in this distribution,
# for details about the copyright.
#
# This program 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.
#
#**********************************************************************}
#
# Linux ELF startup code with profiling support for Free Pascal
# Note: Needs linking with -lgmon and -lc
#
.file "gprt1.as"
.text
.globl _start
.type _start,@function
_start:
/* First locate the start of the environment variables */
popl %ecx
movl %esp,%ebx /* Points to the arguments */
movl %ecx,%eax
incl %eax
shll $2,%eax
addl %esp,%eax
andl $0xfffffff8,%esp /* Align stack */
movl %eax,U_SYSTEM_ENVP /* Move the environment pointer */
movl %ecx,U_SYSTEM_ARGC /* Move the argument counter */
movl %ebx,U_SYSTEM_ARGV /* Move the argument pointer */
finit /* initialize fpu */
fwait
fldcw ___fpucw
pushl $_etext /* Initialize gmon */
pushl $_start
call monstartup
addl $8,%esp
pushl $_mcleanup
call atexit
addl $4,%esp
xorl %ebp,%ebp
call PASCALMAIN
.globl _haltproc
.type _haltproc,@function
_haltproc:
xorl %ebx,%ebx /* load and save exitcode */
movw U_SYSTEM_EXITCODE,%bx
pushl %ebx
call exit /* call libc exit, this will */
/* write the gmon.out */
movl $1,%eax /* exit call */
popl %ebx
int $0x80
jmp _haltproc
.data
.align 4
___fpucw:
.long 0x1332
.globl ___fpc_brk_addr /* heap management */
.type ___fpc_brk_addr,@object
.size ___fpc_brk_addr,4
___fpc_brk_addr:
.long 0
#
# $Log$
# Revision 1.3 2002-09-07 16:01:20 peter
# * old logs removed and tabs fixed
#