mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-22 21:10:07 +00:00
71 lines
1.8 KiB
ArmAsm
71 lines
1.8 KiB
ArmAsm
/* Copyright (C) 2009 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
.section .rodata.str1.1,"aMS",@progbits,1
|
|
.type longjmp_msg,@object
|
|
longjmp_msg:
|
|
.string "longjmp causes uninitialized stack frame"
|
|
.size longjmp_msg, .-longjmp_msg
|
|
.text
|
|
|
|
#define __longjmp ____longjmp_chk
|
|
|
|
#ifdef PIC
|
|
# define CALL_FAIL \
|
|
mov.l .Lfail, r1; \
|
|
mov.l .Lstr, r4; \
|
|
mova .Lgot, r0; \
|
|
mov.l .Lgot, r12; \
|
|
add r0, r12; \
|
|
bsrf r1; \
|
|
add r12, r4; \
|
|
.Lfail0: \
|
|
bra 0f; \
|
|
nop; \
|
|
.align 2; \
|
|
.Lgot: \
|
|
.long _GLOBAL_OFFSET_TABLE_; \
|
|
.Lstr: \
|
|
.long longjmp_msg@GOTOFF; \
|
|
.Lfail: \
|
|
.long __GI___fortify_fail@PLT-(.Lfail0-.); \
|
|
0:
|
|
#else
|
|
# define CALL_FAIL \
|
|
mov.l .Lfail, r1; \
|
|
mov.l .Lstr, r4; \
|
|
jsr @r1; \
|
|
nop; \
|
|
bra 0f; \
|
|
nop; \
|
|
.align 2; \
|
|
.Lstr: \
|
|
.long longjmp_msg; \
|
|
.Lfail: \
|
|
.long __fortify_fail; \
|
|
0:
|
|
#endif
|
|
|
|
#define CHECK_SP(reg) \
|
|
cmp/hs r15, reg; \
|
|
bt .Lok; \
|
|
CALL_FAIL \
|
|
.Lok:
|
|
|
|
#include <__longjmp.S>
|