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#
# $Id: cprt0.as,v 1.3 2000/11/21 19:03:23 marco Exp $
# This file is part of the Free Pascal run time library.
# Copyright (c) 1999-2000 by Marco van de Voort, 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.
#
#**********************************************************************}
# FreeBSD ELF startup code for Free Pascal for dynamical linking to libc.
#
# To avoid needing a "COMPAT" system, patch the constant following the
# "FreeBSD" field in the abitag to the relevant ABI number
# Some versions of the "file" command support
# visualizing this constant. If not use elfdump, or patch
# automatically using the ../i386/identpatch.sh script
#
# some typical values:
#
# freebsd 5.4 504000
# freebsd 6.3 (prerelease) : 603100
# freebsd 7.0 700055
# freebsd 8.0 800500 (-stable)
# FreeBSD 9.0 900044
.file "cprt0.as"
.ident "FreePascal 2.6.x/2.7.x series dynlinked to libc"
.section .note.ABI-tag,"a",@progbits
.p2align 2
.type abitag, @object
.size abitag, 24
abitag:
.long 8
.long 4
.long 1
.string "FreeBSD"
.long 900044
.section .rodata.str1.1,"aMS",@progbits,1
.LC0:
.string ""
.data
.p2align 2
.globl __progname
.type __progname,@object
.size __progname,4
__progname:
.long .LC0
.text
.p2align 2,,3
.type __fpucw,@object
.size __fpucw,4
.global __fpucw
___fpucw:
.long 0x1332
.globl ___fpc_brk_addr /* heap management */
.type ___fpc_brk_addr,@object
.size ___fpc_brk_addr,4
___fpc_brk_addr:
.long 0
.text
.p2align 4,,15
.globl _start
.type _start,@function
_start:
pushl %ebp
movl %esp,%ebp
subl $40,%esp
call get_rtld_cleanup
movl %eax,%edx
pushl %edi
pushl %esi
pushl %ebx
#APP
movl %edx,%edx
#NO_APP
leal 8(%ebp),%edi
movl %edi,operatingsystem_parameter_argv
mov -4(%edi),%eax
movl %eax,operatingsystem_parameter_argc
movl 4(%ebp),%ebx
leal 12(%ebp,%ebx,4),%esi
movl %esi,operatingsystem_parameter_envp
movl %esi,environ
testl %ebx,%ebx
jle .L2
movl 8(%ebp),%eax
testl %eax,%eax
je .L2
movl %eax,__progname
cmpb $0,(%eax)
je .L2
.p2align 2,0x90
.L6:
cmpb $47,(%eax)
jne .L5
leal 1(%eax),%ecx
movl %ecx,__progname
.L5:
incl %eax
cmpb $0,(%eax)
jne .L6
.L2:
movl $_DYNAMIC,%eax
testl %eax,%eax
je .LTLS
pushl %edx
call atexit
addl $4,%esp
.L9:
pushl $_fini
call atexit
call _init
# pushl %esi
# pushl %edi
# pushl %ebx
# call main
# pushl %eax
# call exit
finit /* initialize fpu */
fwait
fldcw ___fpucw
xorl %ebp,%ebp
call main
pushl %eax
jmp _haltproc
.LTLS:
call _init_tls
jmp .L9
.p2align 2,0x90
.globl _haltproc
.type _haltproc,@function
_haltproc:
mov $1,%eax
movzwl operatingsystem_result,%ebx
pushl %ebx
call .Lactualsyscall
addl $4,%esp
jmp _haltproc
.Lactualsyscall:
int $0x80
jb .LErrorcode
xor %ebx,%ebx
ret
.LErrorcode:
mov %eax,%ebx
mov $-1,%eax
ret
.p2align 2,0x90
.Lfe1:
.size _start,.Lfe1-_start
.comm environ,4,4
.p2align 4,,15
.type get_rtld_cleanup, @function
get_rtld_cleanup:
pushl %ebp
movl %esp, %ebp
subl $4, %esp
#APP
movl %edx,-4(%ebp)
#NO_APP
movl -4(%ebp), %eax
leave
ret
.weak _DYNAMIC
.ident "GCC: (GNU) 3.4.2 - FPC: 2.0.2"
.bss
.type __stkptr,@object
.size __stkptr,4
.global __stkptr
__stkptr:
.skip 4
.type operatingsystem_parameters,@object
.size operatingsystem_parameters,12
operatingsystem_parameters:
.skip 3*4
.global operatingsystem_parameter_envp
.global operatingsystem_parameter_argc
.global operatingsystem_parameter_argv
.set operatingsystem_parameter_envp,operatingsystem_parameters+0
.set operatingsystem_parameter_argc,operatingsystem_parameters+4
.set operatingsystem_parameter_argv,operatingsystem_parameters+8
//.section .threadvar,"aw",@nobits
.comm ___fpc_threadvar_offset,4
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