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/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin.           */
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/* All rights reserved.                                              */
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/*                                                                   */
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/* Redistribution and use in source and binary forms, with or        */
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/* without modification, are permitted provided that the following   */
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/* conditions are met:                                               */
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/*                                                                   */
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/*   1. Redistributions of source code must retain the above         */
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/*      copyright notice, this list of conditions and the following  */
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/*      disclaimer.                                                  */
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/*                                                                   */
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/*   2. Redistributions in binary form must reproduce the above      */
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/*      copyright notice, this list of conditions and the following  */
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/*      disclaimer in the documentation and/or other materials       */
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/*      provided with the distribution.                              */
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/*                                                                   */
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/*    THIS  SOFTWARE IS PROVIDED  BY THE  UNIVERSITY OF  TEXAS AT    */
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/*    AUSTIN  ``AS IS''  AND ANY  EXPRESS OR  IMPLIED WARRANTIES,    */
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/*    INCLUDING, BUT  NOT LIMITED  TO, THE IMPLIED  WARRANTIES OF    */
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/*    MERCHANTABILITY  AND FITNESS FOR  A PARTICULAR  PURPOSE ARE    */
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/*    DISCLAIMED.  IN  NO EVENT SHALL THE UNIVERSITY  OF TEXAS AT    */
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/*    AUSTIN OR CONTRIBUTORS BE  LIABLE FOR ANY DIRECT, INDIRECT,    */
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/*    INCIDENTAL,  SPECIAL, EXEMPLARY,  OR  CONSEQUENTIAL DAMAGES    */
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/*    (INCLUDING, BUT  NOT LIMITED TO,  PROCUREMENT OF SUBSTITUTE    */
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/*    GOODS  OR  SERVICES; LOSS  OF  USE,  DATA,  OR PROFITS;  OR    */
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/*    BUSINESS INTERRUPTION) HOWEVER CAUSED  AND ON ANY THEORY OF    */
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/*    LIABILITY, WHETHER  IN CONTRACT, STRICT  LIABILITY, OR TORT    */
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/*    (INCLUDING NEGLIGENCE OR OTHERWISE)  ARISING IN ANY WAY OUT    */
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/*    OF  THE  USE OF  THIS  SOFTWARE,  EVEN  IF ADVISED  OF  THE    */
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/*    POSSIBILITY OF SUCH DAMAGE.                                    */
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/*                                                                   */
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/* The views and conclusions contained in the software and           */
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/* documentation are those of the authors and should not be          */
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/* interpreted as representing official policies, either expressed   */
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/* or implied, of The University of Texas at Austin.                 */
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/*********************************************************************/
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#define ASSEMBLER
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#include "common.h"
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	PROLOGUE
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	PROFCODE
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	movl	 4(%esp), %eax
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	movl	 8(%esp), %edx
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	movb	  (%eax), %al		# a = *A
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	movb	  (%edx), %dl		# b = *B
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	andl	$255, %eax
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	andl	$255, %edx
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	subl	$65,  %eax
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	subl	$65,  %edx
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#ifndef HAVE_CMOV
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	movl	%eax, %ecx
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	subl	$32,  %ecx
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	jle	.L1
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	movl	%ecx, %eax
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.L1:
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	movl	%edx, %ecx
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	subl	$32,  %ecx
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	jle	.L2
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	movl	%ecx, %edx
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.L2:
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	subl	%eax, %edx
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	movl	$0,   %eax
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	movl	$1,   %edx
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	jne	.L3
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	movl	%edx, %eax
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.L3:
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#else
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	movl	%eax, %ecx
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	subl	$32,  %ecx
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	cmovg	%ecx, %eax
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	movl	%edx, %ecx
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	subl	$32,  %ecx
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	cmovg	%ecx, %edx
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	subl	%eax, %edx
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	movl	$0,   %eax
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	movl	$1,   %edx
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	cmove	%edx, %eax
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#endif
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	ret
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	EPILOGUE