/*********************************************************************/

/* Copyright 2009, 2010 The University of Texas at Austin.           */

/* All rights reserved.                                              */

/*                                                                   */

/* Redistribution and use in source and binary forms, with or        */

/* without modification, are permitted provided that the following   */

/* conditions are met:                                               */

/*                                                                   */

/*   1. Redistributions of source code must retain the above         */

/*      copyright notice, this list of conditions and the following  */

/*      disclaimer.                                                  */

/*                                                                   */

/*   2. Redistributions in binary form must reproduce the above      */

/*      copyright notice, this list of conditions and the following  */

/*      disclaimer in the documentation and/or other materials       */

/*      provided with the distribution.                              */

/*                                                                   */

/*    THIS  SOFTWARE IS PROVIDED  BY THE  UNIVERSITY OF  TEXAS AT    */

/*    AUSTIN  ``AS IS''  AND ANY  EXPRESS OR  IMPLIED WARRANTIES,    */

/*    INCLUDING, BUT  NOT LIMITED  TO, THE IMPLIED  WARRANTIES OF    */

/*    MERCHANTABILITY  AND FITNESS FOR  A PARTICULAR  PURPOSE ARE    */

/*    DISCLAIMED.  IN  NO EVENT SHALL THE UNIVERSITY  OF TEXAS AT    */

/*    AUSTIN OR CONTRIBUTORS BE  LIABLE FOR ANY DIRECT, INDIRECT,    */

/*    INCIDENTAL,  SPECIAL, EXEMPLARY,  OR  CONSEQUENTIAL DAMAGES    */

/*    (INCLUDING, BUT  NOT LIMITED TO,  PROCUREMENT OF SUBSTITUTE    */

/*    GOODS  OR  SERVICES; LOSS  OF  USE,  DATA,  OR PROFITS;  OR    */

/*    BUSINESS INTERRUPTION) HOWEVER CAUSED  AND ON ANY THEORY OF    */

/*    LIABILITY, WHETHER  IN CONTRACT, STRICT  LIABILITY, OR TORT    */

/*    (INCLUDING NEGLIGENCE OR OTHERWISE)  ARISING IN ANY WAY OUT    */

/*    OF  THE  USE OF  THIS  SOFTWARE,  EVEN  IF ADVISED  OF  THE    */

/*    POSSIBILITY OF SUCH DAMAGE.                                    */

/*                                                                   */

/* The views and conclusions contained in the software and           */

/* documentation are those of the authors and should not be          */

/* interpreted as representing official policies, either expressed   */

/* or implied, of The University of Texas at Austin.                 */

/*********************************************************************/

#define ASSEMBLER

#include "common.h"

	PROLOGUE

	PROFCODE

	movl	 4(%esp), %eax

	movl	 8(%esp), %edx

	movb	  (%eax), %al		# a = *A

	movb	  (%edx), %dl		# b = *B

	andl	$255, %eax

	andl	$255, %edx

	subl	$65,  %eax

	subl	$65,  %edx

#ifndef HAVE_CMOV

	movl	%eax, %ecx

	subl	$32,  %ecx

	jle	.L1

	movl	%ecx, %eax

.L1:

	movl	%edx, %ecx

	subl	$32,  %ecx

	jle	.L2

	movl	%ecx, %edx

.L2:

	subl	%eax, %edx

	movl	$0,   %eax

	movl	$1,   %edx

	jne	.L3

	movl	%edx, %eax

.L3:

#else

	movl	%eax, %ecx

	subl	$32,  %ecx

	cmovg	%ecx, %eax

	movl	%edx, %ecx

	subl	$32,  %ecx

	cmovg	%ecx, %edx

	subl	%eax, %edx

	movl	$0,   %eax

	movl	$1,   %edx

	cmove	%edx, %eax

#endif

	ret

	EPILOGUE