/* Highly optimized version for ix86, x>=6.   Copyright (C) 1999, 2000, 2002, 2003 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.   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"#include "bp-sym.h"#include "bp-asm.h"#define PARMS	LINKAGE		/* no space for saved regs */#define STR1	PARMS#define STR2	STR1+PTR_SIZE        .textENTRY (BP_SYM (strcmp))	ENTER	movl	STR1(%esp), %ecx	movl	STR2(%esp), %edx	CHECK_BOUNDS_LOW (%ecx, STR1(%esp))	CHECK_BOUNDS_LOW (%edx, STR2(%esp))L(oop):	movb	(%ecx), %al	cmpb	(%edx), %al	jne	L(neq)	incl	%ecx	incl	%edx	testb	%al, %al	jnz	L(oop)	xorl	%eax, %eax	/* when strings are equal, pointers rest one beyond	   the end of the NUL terminators.  */	CHECK_BOUNDS_HIGH (%ecx, STR1(%esp), jbe)	CHECK_BOUNDS_HIGH (%edx, STR2(%esp), jbe)	LEAVE	ret#ifndef __BOUNDED_POINTERS__L(neq):	movl	$1, %eax	movl	$-1, %ecx	cmovbl	%ecx, %eax#elseL(neq):	movl	$1, %eax	ja	L(chk)	negl	%eax	/* When strings differ, pointers rest on	   the unequal characters.  */L(chk):	CHECK_BOUNDS_HIGH (%ecx, STR1(%esp), jb)	CHECK_BOUNDS_HIGH (%edx, STR2(%esp), jb)#endif	LEAVE	retEND (BP_SYM (strcmp))libc_hidden_builtin_def (strcmp)