/*
* Copyright (c) 2008-2021 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"
#include "platform.h"
.globl of_forward
.globl of_forward_stret
.section .text
of_forward:
of_forward_stret:
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_
add x19, x19, :lo12:sel_forwardingTargetForSelector_
mov x1, x19
bl class_respondsToSelector
cbz x0, 0f
ldr x0, [sp]
mov x1, x19
bl objc_msg_lookup
mov x1, x19
mov x19, x0
ldp x0, x2, [sp]
blr x19
cbz x0, 0f
ldr x1, [sp]
cmp x0, x1
b.eq 0f
mov x19, x0
ldr x1, [sp, #8]
bl objc_msg_lookup
mov x16, x0
mov x0, x19
/* 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
br x16
0:
ldp x0, x1, [sp]
ldr x19, [sp, #72]
mov sp, fp
ldp fp, lr, [sp], #208
b of_method_not_found
.type of_forward, %function
.size of_forward, .-of_forward
.type of_forward_stret, %function
.size of_forward_stret, .-of_forward_stret
init:
adrp x0, module
add x0, x0, :lo12:module
b __objc_exec_class
.section .init_array, "aw", %init_array
.xword init
.section .rodata
str_forwardingTargetForSelector_:
.asciz "forwardingTargetForSelector:"
.section .data
sel_forwardingTargetForSelector_:
.xword str_forwardingTargetForSelector_, 0
.xword 0, 0
symtab:
.xword 0, sel_forwardingTargetForSelector_
.short 0, 0
.long 4
.xword 0
module:
.xword 8, 32, 0, symtab
#ifdef OF_LINUX
.section .note.GNU-stack, "", %progbits
#endif