/*
* Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
.globl _OFForward
.globl _OFForward_stret
.section __TEXT, __cstring, cstring_literals
str_forwardingTargetForSelector_:
.asciz "forwardingTargetForSelector:"
.section __OBJC, __message_refs, literal_pointers, no_dead_strip
sel_forwardingTargetForSelector_:
.long str_forwardingTargetForSelector_
.section __OBJC, __image_info
.long 0, 0
.section __TEXT, __text, regular, pure_instructions
_OFForward:
pushl %ebp
movl %esp, %ebp
pushl %ebx
subl $20, %esp
call get_eip
0:
movl 8(%ebp), %eax
movl %eax, (%esp)
call _object_getClass
movl %eax, (%esp)
movl sel_forwardingTargetForSelector_-0b(%ebx), %eax
movl %eax, 4(%esp)
call _class_respondsToSelector
testl %eax, %eax
jz 0f
movl 8(%ebp), %eax
movl %eax, (%esp)
movl sel_forwardingTargetForSelector_-0b(%ebx), %eax
movl %eax, 4(%esp)
movl 12(%ebp), %eax
movl %eax, 8(%esp)
call _objc_msgSend
testl %eax, %eax
jz 0f
cmpl 8(%ebp), %eax
je 0f
movl %eax, 8(%ebp)
addl $20, %esp
popl %ebx
popl %ebp
jmp _objc_msgSend
0:
addl $20, %esp
popl %ebx
popl %ebp
jmp _OFMethodNotFound
_OFForward_stret:
pushl %ebp
movl %esp, %ebp
pushl %ebx
subl $20, %esp
call get_eip
0:
movl 12(%ebp), %eax
movl %eax, (%esp)
call _object_getClass
movl %eax, (%esp)
movl sel_forwardingTargetForSelector_-0b(%ebx), %eax
movl %eax, 4(%esp)
call _class_respondsToSelector
testl %eax, %eax
jz 0f
movl 12(%ebp), %eax
movl %eax, (%esp)
movl sel_forwardingTargetForSelector_-0b(%ebx), %eax
movl %eax, 4(%esp)
movl 16(%ebp), %eax
movl %eax, 8(%esp)
call _objc_msgSend
testl %eax, %eax
jz 0f
cmpl 12(%ebp), %eax
je 0f
movl %eax, 12(%ebp)
addl $20, %esp
popl %ebx
popl %ebp
jmp _objc_msgSend_stret
0:
addl $20, %esp
popl %ebx
popl %ebp
jmp _OFMethodNotFound_stret
get_eip:
movl (%esp), %ebx
ret