Artifact f898194a7dc091250c5eff537f4f4e82929c7fef1d58d48fc369ccb690e713ab:
- File
src/runtime/lookup-asm/lookup-asm-amd64-macho.S
— part of check-in
[452bdb4a5f]
at
2014-02-19 13:05:17
on branch trunk
— lookup-asm-amd64-*: Remove useless mov
This mov was not correctly translated when the code was converted from
Intel syntax to AT&T syntax, but this never caused any trouble as rdi is
not used in the code it jumps to anyway. (user: js, size: 1568) [annotate] [blame] [check-ins using] - File src/runtime/lookup-asm/lookup-asm-x86_64-macho.S — part of check-in [05f4b0a4f0] at 2014-02-22 01:14:03 on branch trunk — Rename AMD64 to x86_64 (user: js, size: 1568) [annotate] [blame] [check-ins using]
/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014 * 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, __text, regular, pure_instructions .macro generate_lookup $0: testq %rdi, %rdi jz ret_nil movq (%rdi), %r8 movq 64(%r8), %r8 Lmain_$0: 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 $1 ret .endmacro .macro generate_lookup_super $0: movq (%rdi), %rax testq %rax, %rax jz ret_nil movq 8(%rdi), %r8 movq 64(%r8), %r8 jmp Lmain_$1 .endmacro generate_lookup _objc_msg_lookup, _objc_method_not_found generate_lookup _objc_msg_lookup_stret, _objc_method_not_found_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: leaq nil_method(%rip), %rax ret nil_method: movq %rdi, %rax ret