/*
* Copyright (c) 2008-2024 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, __objc_methname, cstring_literals
str_forwardingTargetForSelector_:
.asciz "forwardingTargetForSelector:"
.section __DATA, __objc_selrefs, literal_pointers, no_dead_strip
sel_forwardingTargetForSelector_:
.quad str_forwardingTargetForSelector_
.section __DATA, __objc_imageinfo, regular, no_dead_strip
.long 0, 0
.section __TEXT, __text, regular, pure_instructions
.align 2
_OFForward:
_OFForward_stret:
#ifdef HAVE_BTI
bti jc
#endif
stp fp, lr, [sp, #-208]!
mov fp, sp
sub sp, sp, #208
/* Save all arguments, x8 and x19 */
stp x0, x1, [sp]
stp x2, x3, [sp, #16]
stp x4, x5, [sp, #32]
stp x6, x7, [sp, #48]
stp x8, x19, [sp, #64]
/* Save all foating point arguments */
stp q0, q1, [sp, #80]
stp q2, q3, [sp, #112]
stp q4, q5, [sp, #144]
stp q6, q7, [sp, #176]
bl _object_getClass
adrp x19, sel_forwardingTargetForSelector_@PAGE
add x19, x19, sel_forwardingTargetForSelector_@PAGEOFF
ldr x19, [x19]
mov x1, x19
bl _class_respondsToSelector
cbz x0, 0f
ldp x0, x2, [sp]
mov x1, x19
bl _objc_msgSend
cbz x0, 0f
ldr x1, [sp]
cmp x0, x1
b.eq 0f
/* Restore all arguments, x8 and x19, but not x0 */
ldr x1, [sp, #8]
ldp x2, x3, [sp, #16]
ldp x4, x5, [sp, #32]
ldp x6, x7, [sp, #48]
ldp x8, x19, [sp, #64]
/* Restore all foating point arguments */
ldp q0, q1, [sp, #80]
ldp q2, q3, [sp, #112]
ldp q4, q5, [sp, #144]
ldp q6, q7, [sp, #176]
mov sp, fp
ldp fp, lr, [sp], #208
b _objc_msgSend
0:
ldp x0, x1, [sp]
ldr x19, [sp, #72]
mov sp, fp
ldp fp, lr, [sp], #208
b _OFMethodNotFound