92 lines
2.9 KiB
ArmAsm
92 lines
2.9 KiB
ArmAsm
/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
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│vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/macros.h"
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.source __FILE__
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/ These function names make it a bit more obvious which signal
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/ caused the crash, particularly in the GDB GUI. They're coded
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/ into an array to pinch pennies on code size registering them.
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__oncrash_thunks:
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.org 11*0
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__oncrash_sigquit:
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push %rbp
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mov %rsp,%rbp
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call __oncrash
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pop %rbp
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ret
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.endfn __oncrash_sigquit,globl
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.org 11*1
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__oncrash_sigfpe:
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push %rbp
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mov %rsp,%rbp
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call __oncrash
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pop %rbp
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ret
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.endfn __oncrash_sigfpe,globl
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.org 11*2
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__oncrash_sigill:
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push %rbp
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mov %rsp,%rbp
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call __oncrash
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pop %rbp
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ret
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.endfn __oncrash_sigill,globl
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.org 11*3
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__oncrash_sigsegv:
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push %rbp
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mov %rsp,%rbp
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call __oncrash
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pop %rbp
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ret
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.endfn __oncrash_sigsegv,globl
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.org 11*4
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__oncrash_sigtrap:
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push %rbp
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mov %rsp,%rbp
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call __oncrash
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pop %rbp
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ret
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.endfn __oncrash_sigtrap,globl
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.org 11*5
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__oncrash_sigabrt:
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push %rbp
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mov %rsp,%rbp
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call __oncrash
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pop %rbp
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ret
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.endfn __oncrash_sigabrt,globl
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.org 11*6
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__oncrash_sigbus:
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push %rbp
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mov %rsp,%rbp
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call __oncrash
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pop %rbp
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ret
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.endfn __oncrash_sigbus,globl
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.endobj __oncrash_thunks,globl
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