Artifact 8fd99fa5f30a1cfb899d74fc11c3d82cf4dd77a5aa473f3bf93cef31534db521:
- File
src/runtime/lookup-amd64-elf.S
— part of check-in
[5a6cc94418]
at
2013-03-16 10:13:47
on branch trunk
— Add forwardingTargetForSelector: for AMD64/ELF.
Currently, no methods returning structs are supported, see the comment
in OFObject. (user: js, size: 1447) [annotate] [blame] [check-ins using]
/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 * Jonathan Schleifer <js@webkeks.org> * * 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 objc_msg_lookup .globl objc_msg_lookup_super .section .text objc_msg_lookup: testq %rdi, %rdi jz ret_nil movq (%rdi), %r8 movq 64(%r8), %r8 lookup: movq (%rsi), %rax movzbl %ah, %ecx movzbl %al, %edx #ifdef OF_SELUID24 shrl $16, %eax movq (%r8,%rax,8), %r8 #endif movq (%r8,%rcx,8), %r8 movq (%r8,%rdx,8), %rax testq %rax, %rax jz objc_not_found_handler@PLT ret objc_msg_lookup_super: movq (%rdi), %rax testq %rax, %rax jz ret_nil movq 8(%rdi), %r8 movq 64(%r8), %r8 movq %rdi, %rax jmp lookup ret_nil: leaq nil_method(%rip), %rax ret nil_method: movq %rdi, %rax ret .type objc_msg_lookup, %function .type objc_msg_lookup_super, %function .size objc_msg_lookup, objc_msg_lookup_super-objc_msg_lookup .size objc_msg_lookup_super, ret_nil-objc_msg_lookup_super #ifdef __linux__ .section .note.GNU-stack, "", %progbits #endif