Artifact bf0e91fafa07f488e315396f14ee2afdb32aa78d25163b8037c4e36559508021:
- File
src/forwarding/forwarding-x86_64-elf.S
— part of check-in
[780d096371]
at
2019-02-18 01:37:36
on branch trunk
— invocation: Make all offsets constants
This makes the assembly much more readable.
No difference between disassembled .o file before and after. (user: js, size: 4631) [annotate] [blame] [check-ins using]
/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, * 2018, 2019 * 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: pushq %rbp movq %rsp, %rbp /* Save all arguments */ subq $0xC0, %rsp /* 16-byte alignment */ movq %rax, -0x8(%rbp) movq %rdi, -0x10(%rbp) movq %rsi, -0x18(%rbp) movq %rdx, -0x20(%rbp) movq %rcx, -0x28(%rbp) movq %r8, -0x30(%rbp) movq %r9, -0x38(%rbp) movdqa %xmm0, -0x50(%rbp) movdqa %xmm1, -0x60(%rbp) movdqa %xmm2, -0x70(%rbp) movdqa %xmm3, -0x80(%rbp) movdqa %xmm4, -0x90(%rbp) movdqa %xmm5, -0xA0(%rbp) movdqa %xmm6, -0xB0(%rbp) movdqa %xmm7, -0xC0(%rbp) call object_getClass@PLT movq %rax, %rdi leaq sel_forwardingTargetForSelector_(%rip), %rsi call class_respondsToSelector@PLT testq %rax, %rax jz 0f movq -0x10(%rbp), %rdi leaq sel_forwardingTargetForSelector_(%rip), %rsi call objc_msg_lookup@PLT movq -0x10(%rbp), %rdi leaq sel_forwardingTargetForSelector_(%rip), %rsi movq -0x18(%rbp), %rdx call *%rax testq %rax, %rax jz 0f cmpq -0x10(%rbp), %rax je 0f movq %rax, -0x10(%rbp) movq %rax, %rdi movq -0x18(%rbp), %rsi call objc_msg_lookup@PLT movq %rax, %r11 /* Restore all arguments */ movdqa -0xC0(%rbp), %xmm7 movdqa -0xB0(%rbp), %xmm6 movdqa -0xA0(%rbp), %xmm5 movdqa -0x90(%rbp), %xmm4 movdqa -0x80(%rbp), %xmm3 movdqa -0x70(%rbp), %xmm2 movdqa -0x60(%rbp), %xmm1 movdqa -0x50(%rbp), %xmm0 movq -0x38(%rbp), %r9 movq -0x30(%rbp), %r8 movq -0x28(%rbp), %rcx movq -0x20(%rbp), %rdx movq -0x18(%rbp), %rsi movq -0x10(%rbp), %rdi movq -0x8(%rbp), %rax movq %rbp, %rsp popq %rbp jmpq *%r11 0: movq -0x10(%rbp), %rdi movq -0x18(%rbp), %rsi movq %rbp, %rsp popq %rbp jmp of_method_not_found@PLT .type of_forward, %function .size of_forward, .-of_forward of_forward_stret: pushq %rbp movq %rsp, %rbp /* Save all arguments */ subq $0xC0, %rsp /* 16-byte alignment */ movq %rax, -0x8(%rbp) movq %rdi, -0x10(%rbp) movq %rsi, -0x18(%rbp) movq %rdx, -0x20(%rbp) movq %rcx, -0x28(%rbp) movq %r8, -0x30(%rbp) movq %r9, -0x38(%rbp) movdqa %xmm0, -0x50(%rbp) movdqa %xmm1, -0x60(%rbp) movdqa %xmm2, -0x70(%rbp) movdqa %xmm3, -0x80(%rbp) movdqa %xmm4, -0x90(%rbp) movdqa %xmm5, -0xA0(%rbp) movdqa %xmm6, -0xB0(%rbp) movdqa %xmm7, -0xC0(%rbp) movq %rsi, %rdi call object_getClass@PLT movq %rax, %rdi leaq sel_forwardingTargetForSelector_(%rip), %rsi call class_respondsToSelector@PLT testq %rax, %rax jz 0f movq -0x18(%rbp), %rdi leaq sel_forwardingTargetForSelector_(%rip), %rsi call objc_msg_lookup@PLT movq -0x18(%rbp), %rdi leaq sel_forwardingTargetForSelector_(%rip), %rsi movq -0x20(%rbp), %rdx call *%rax testq %rax, %rax jz 0f cmpq -0x18(%rbp), %rax je 0f movq %rax, -0x18(%rbp) movq %rax, %rdi movq -0x20(%rbp), %rsi call objc_msg_lookup_stret@PLT movq %rax, %r11 /* Restore all arguments */ movdqa -0xC0(%rbp), %xmm7 movdqa -0xB0(%rbp), %xmm6 movdqa -0xA0(%rbp), %xmm5 movdqa -0x90(%rbp), %xmm4 movdqa -0x80(%rbp), %xmm3 movdqa -0x70(%rbp), %xmm2 movdqa -0x60(%rbp), %xmm1 movdqa -0x50(%rbp), %xmm0 movq -0x38(%rbp), %r9 movq -0x30(%rbp), %r8 movq -0x28(%rbp), %rcx movq -0x20(%rbp), %rdx movq -0x18(%rbp), %rsi movq -0x10(%rbp), %rdi movq -0x8(%rbp), %rax movq %rbp, %rsp popq %rbp jmpq *%r11 0: movq -0x10(%rbp), %rdi movq -0x18(%rbp), %rsi movq -0x20(%rbp), %rdx movq %rbp, %rsp popq %rbp jmp of_method_not_found_stret@PLT .type of_forward_stret, %function .size of_forward_stret, .-of_forward_stret init: leaq module(%rip), %rdi jmp __objc_exec_class@PLT #ifdef OF_SOLARIS .section .init_array, "aw" #else .section .ctors, "aw", %progbits #endif .quad init .section .rodata str_forwardingTargetForSelector_: .asciz "forwardingTargetForSelector:" .section .data sel_forwardingTargetForSelector_: .quad str_forwardingTargetForSelector_, 0 .quad 0, 0 symtab: .quad 0, sel_forwardingTargetForSelector_ .short 0, 0 .long 0 .quad 0 module: .quad 8, 32, 0, symtab #ifdef OF_LINUX .section .note.GNU-stack, "", %progbits #endif