Artifact 7436af37141207a21f509bec5430dcb5b4202fd7ad132024740f783aac0e17e7:
- File
src/forwarding/forwarding-x86-elf.S
— part of check-in
[2a27cf3000]
at
2016-01-03 00:41:26
on branch trunk
— Update copyright
While at it, also update the mail address. (user: js, size: 3688) [annotate] [blame] [check-ins using]
/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 * Jonathan Schleifer <js@heap.zone> * * 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: pushl %ebp movl %esp, %ebp pushl %ebx subl $20, %esp call get_eip 0: addl $_GLOBAL_OFFSET_TABLE_, %ebx movl 8(%ebp), %eax movl %eax, (%esp) movl object_getClass@GOT(%ebx), %eax call *%eax movl %eax, (%esp) leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax movl %eax, 4(%esp) movl class_respondsToSelector@GOT(%ebx), %eax call *%eax testl %eax, %eax jz 1f movl 8(%ebp), %eax movl %eax, (%esp) leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax movl %eax, 4(%esp) movl objc_msg_lookup@GOT(%ebx), %eax call *%eax movl 8(%ebp), %edx movl %edx, (%esp) leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %edx movl %edx, 4(%esp) movl 12(%ebp), %edx movl %edx, 8(%esp) call *%eax testl %eax, %eax jz 1f cmpl 8(%ebp), %eax je 1f movl %eax, 8(%ebp) movl %eax, (%esp) movl 12(%ebp), %eax movl %eax, 4(%esp) movl objc_msg_lookup@GOT(%ebx), %eax call *%eax addl $20, %esp popl %ebx popl %ebp jmp *%eax 1: movl of_method_not_found@GOT(%ebx), %eax addl $20, %esp popl %ebx popl %ebp jmp *%eax .type of_forward, %function .size of_forward, .-of_forward of_forward_stret: pushl %ebp movl %esp, %ebp pushl %ebx subl $20, %esp call get_eip 0: addl $_GLOBAL_OFFSET_TABLE_, %ebx movl 12(%ebp), %eax movl %eax, (%esp) movl object_getClass@GOT(%ebx), %eax call *%eax movl %eax, (%esp) leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax movl %eax, 4(%esp) movl class_respondsToSelector@GOT(%ebx), %eax call *%eax testl %eax, %eax jz 1f movl 12(%ebp), %eax movl %eax, (%esp) leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax movl %eax, 4(%esp) movl objc_msg_lookup@GOT(%ebx), %eax call *%eax movl 12(%ebp), %edx movl %edx, (%esp) leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %edx movl %edx, 4(%esp) movl 16(%ebp), %edx movl %edx, 8(%esp) call *%eax testl %eax, %eax jz 1f cmpl 12(%ebp), %eax je 1f movl %eax, 12(%ebp) movl %eax, (%esp) movl 16(%ebp), %eax movl %eax, 4(%esp) movl objc_msg_lookup_stret@GOT(%ebx), %eax call *%eax addl $20, %esp popl %ebx popl %ebp jmp *%eax 1: movl of_method_not_found_stret@GOT(%ebx), %eax addl $20, %esp popl %ebx popl %ebp jmp *%eax .type of_forward_stret, %function .size of_forward_stret, .-of_forward_stret init: pushl %ebp movl %esp, %ebp pushl %ebx subl $4, %esp call get_eip 0: add $_GLOBAL_OFFSET_TABLE_, %ebx leal module@GOTOFF(%ebx), %eax movl %eax, (%esp) movl __objc_exec_class@GOT(%ebx), %eax call *%eax addl $4, %esp popl %ebx popl %ebp ret get_eip: movl (%esp), %ebx ret .section .ctors, "aw", %progbits .long init .section .rodata str_forwardingTargetForSelector_: .asciz "forwardingTargetForSelector:" .section .data sel_forwardingTargetForSelector_: .long str_forwardingTargetForSelector_, 0 .long 0, 0 symtab: .long 0, sel_forwardingTargetForSelector_ .short 0, 0 .long 0 .long 0 module: .long 8, 16, 0, symtab #ifdef OF_LINUX .section .note.GNU-stack, "", %progbits #endif