mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 13:30:06 +00:00
61062f5630
determine the call will never trigger a failure. * sysdeps/i386/i686/memset_chk.S: Remove alias and warning. * sysdeps/x86_64/memset_chk.S: Likewise. 2005-02-24 Roland McGrath <roland@redhat.com> * debug/Versions (libc: GLIBC_2.4): Remove __memset_zero_constant_len_parameter. * sysdeps/generic/memset_chk.c: Remove alias and warning. * misc/sys/cdefs.h (__warndecl): New macro. * debug/warning-nop.c: New file. * string/bits/string3.h (memset): Call __warn_memset_zero_len with no arguments, instead of calling __memset_zero_constant_len_parameter. Use __warndecl for __warn_memset_zero_len. * debug/Makefile (routines): Add $(static-only-routines). (static-only-routines): New variable.
35 lines
1.2 KiB
ArmAsm
35 lines
1.2 KiB
ArmAsm
/* Checking memset for x86-64.
|
|
Copyright (C) 2004, 2005 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 "asm-syntax.h"
|
|
|
|
#ifndef PIC
|
|
/* For libc.so this is defined in memset.S.
|
|
For libc.a, this is a separate source to avoid
|
|
memset bringing in __chk_fail and all routines
|
|
it calls. */
|
|
.text
|
|
ENTRY (__memset_chk)
|
|
cmpq %rdx, %rcx
|
|
jb __chk_fail
|
|
jmp memset
|
|
END (__memset_chk)
|
|
#endif
|