diff options
Diffstat (limited to 'libc/sysdeps/powerpc/powerpc32/____longjmp_chk.S')
| -rw-r--r-- | libc/sysdeps/powerpc/powerpc32/____longjmp_chk.S | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/libc/sysdeps/powerpc/powerpc32/____longjmp_chk.S b/libc/sysdeps/powerpc/powerpc32/____longjmp_chk.S new file mode 100644 index 000000000..5c1f64866 --- /dev/null +++ b/libc/sysdeps/powerpc/powerpc32/____longjmp_chk.S @@ -0,0 +1,37 @@ +/* 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. */ + +#include <sysdep.h> +#include <rtld-global-offsets.h> + + .section .rodata.str1.1,"aMS",@progbits,1 +.LC0: + .string "longjmp causes uninitialized stack frame" + .text + +#define __longjmp ____longjmp_chk + +#define CHECK_SP(reg) \ + cmplw reg, r1; \ + bge+ .Lok; \ + lis r3,.LC0@ha; \ + la r3,.LC0@l(r3); \ + bl HIDDEN_JUMPTARGET (__fortify_fail); \ +.Lok: + +#include <__longjmp-common.S> |