cosmopolitan/libc/runtime/exit.S

41 lines
2.2 KiB
ArmAsm

/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify │
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License. │
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of │
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software │
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/macros.h"
.text.exit
.source __FILE__
/ Exits program with grace.
/
/ @param %dil has exit code
/ @noreturn
exit: push %rbp
mov %rsp,%rbp
push %rdi
push %rdi
xor %edi,%edi
call __cxa_finalize
call _destruct
pop %rdi
pop %rdi
call _Exit
.endfn exit,globl
ud2