/* Checking memset for i686. 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 #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) movl 12(%esp), %eax cmpl %eax, 16(%esp) jb __chk_fail jmp memset END (__memset_chk) strong_alias (__memset_chk, __memset_zero_constant_len_parameter) .section .gnu.warning.__memset_zero_constant_len_parameter .string "memset used with constant zero length parameter; this could be due to transposed parameters" #endif