Artifact 483507fb77186a56fd4eddf8970f3925ca3450b2b3817bbb982f5f12821a057e:
- File
src/runtime/lookup-asm-x86-elf.S
— part of check-in
[9ce5b241e4]
at
2013-07-30 21:41:31
on branch trunk
— Add forwardingTargetForSelector: for PowerPC/ELF.
Methods returning structs are not yet supported. (user: js, size: 1926) [annotate] [blame] [check-ins using]
- File src/runtime/lookup-asm/lookup-asm-x86-elf.S — part of check-in [c4abdf467a] at 2013-09-20 10:57:51 on branch trunk — Move lookup asm files to src/runtime/lookup-asm. (user: js, size: 1926) [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_stret .globl objc_msg_lookup_super .globl objc_msg_lookup_super_stret .section .text .macro generate_lookup name not_found_handler \name: movl 4(%esp), %edx testl %edx, %edx jz ret_nil movl (%edx), %edx movl 32(%edx), %edx .main_\name: movl 8(%esp), %eax #ifdef OF_SELUID24 movzbl 2(%eax), %ecx movl (%edx,%ecx,4), %edx #endif movzbl 1(%eax), %ecx movl (%edx,%ecx,4), %edx movzbl (%eax), %ecx movl (%edx,%ecx,4), %eax testl %eax, %eax jz .forward_\name ret .forward_\name: call get_eip .forward_L0_\name: addl $\not_found_handler-.forward_L0_\name, %eax jmp *%eax .type \name, %function .size \name, .-\name .endm .macro generate_lookup_super name lookup \name: movl 4(%esp), %edx cmpl $0, (%edx) je ret_nil movl 4(%edx), %edx movl 32(%edx), %edx jmp .main_\lookup .type \name, %function .size \name, .-\name .endm generate_lookup objc_msg_lookup objc_not_found_handler generate_lookup objc_msg_lookup_stret objc_not_found_handler_stret generate_lookup_super objc_msg_lookup_super objc_msg_lookup generate_lookup_super objc_msg_lookup_super_stret objc_msg_lookup_stret ret_nil: call get_eip .L0: addl $nil_method-.L0, %eax ret nil_method: xorl %eax, %eax ret get_eip: movl (%esp), %eax ret #ifdef __linux__ .section .note.GNU-stack, "", %progbits #endif