cosmopolitan/libc/log/oncrashthunks.S

93 lines
3.0 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"
.source __FILE__
/ These function names make it a bit more obvious which signal
/ caused the crash, particularly in the GDB GUI. They're coded
/ into an array to pinch pennies on code size registering them.
__oncrash_thunks:
.org 11*0
__oncrash_sigquit:
push %rbp
mov %rsp,%rbp
call __oncrash
pop %rbp
ret
.endfn __oncrash_sigquit,globl
.org 11*1
__oncrash_sigfpe:
push %rbp
mov %rsp,%rbp
call __oncrash
pop %rbp
ret
.endfn __oncrash_sigfpe,globl
.org 11*2
__oncrash_sigill:
push %rbp
mov %rsp,%rbp
call __oncrash
pop %rbp
ret
.endfn __oncrash_sigill,globl
.org 11*3
__oncrash_sigsegv:
push %rbp
mov %rsp,%rbp
call __oncrash
pop %rbp
ret
.endfn __oncrash_sigsegv,globl
.org 11*4
__oncrash_sigtrap:
push %rbp
mov %rsp,%rbp
call __oncrash
pop %rbp
ret
.endfn __oncrash_sigtrap,globl
.org 11*5
__oncrash_sigabrt:
push %rbp
mov %rsp,%rbp
call __oncrash
pop %rbp
ret
.endfn __oncrash_sigabrt,globl
.org 11*6
__oncrash_sigbus:
push %rbp
mov %rsp,%rbp
call __oncrash
pop %rbp
ret
.endfn __oncrash_sigbus,globl
.endobj __oncrash_thunks,globl