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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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#define STACK	 8
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#define ARGS	 0
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#define STACK_M		 4 + STACK + ARGS(%esp)
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#define STACK_X		 8 + STACK + ARGS(%esp)
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#define STACK_INCX	12 + STACK + ARGS(%esp)
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#define M	%edx
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#define X	%ecx
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#define INCX	%esi
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#define I	%eax
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#include "l1param.h"
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	PROLOGUE
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	pushl	%esi
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	pushl	%ebx
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	PROFCODE
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#if defined(F_INTERFACE_GFORT) || defined(F_INTERFACE_G95)
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	EMMS
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#endif
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	movl	STACK_M,    M
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	movl	STACK_X,    X
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	movl	STACK_INCX, INCX
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#ifdef F_INTERFACE
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	movl	(M),    M
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	movl	(INCX), INCX
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#endif
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	fldz
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	testl	M, M
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	jle	.L999
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	testl	INCX, INCX
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	jle	.L999
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	sall	$BASE_SHIFT, INCX
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	fldz
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	fldz
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	fldz
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	cmpl	$SIZE, INCX
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	jne	.L40
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	movl	M,  I
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	sarl	$3, I
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	jle	.L20
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	ALIGN_4
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.L10:
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#ifdef PREFETCH
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	PREFETCH (PREFETCHSIZE +  0) - PREOFFSET(X)
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#endif
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	FLD	0 * SIZE(X)
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	fmul	%st(0), %st
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	FLD	1 * SIZE(X)
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	fmul	%st(0), %st
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	FLD	2 * SIZE(X)
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	fmul	%st(0), %st
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	FLD	3 * SIZE(X)
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	fmul	%st(0), %st
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	faddp	%st, %st(7)
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	faddp	%st, %st(5)
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	faddp	%st, %st(3)
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	faddp	%st, %st(1)
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	FLD	4 * SIZE(X)
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	fmul	%st(0), %st
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	FLD	5 * SIZE(X)
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	fmul	%st(0), %st
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	FLD	6 * SIZE(X)
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	fmul	%st(0), %st
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	FLD	7 * SIZE(X)
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	fmul	%st(0), %st
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	addl	$8 * SIZE, X
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	faddp	%st, %st(7)
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	faddp	%st, %st(5)
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	faddp	%st, %st(3)
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	faddp	%st, %st(1)
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	decl	I
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	jg	.L10
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	ALIGN_4
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.L20:
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	movl	M,  I
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	andl	$7, I
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	jle	.L998
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	ALIGN_4
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.L21:
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	FLD	(X)
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	fmul	%st(0), %st
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	faddp	%st,%st(1)
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	addl	$1 * SIZE, X
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	decl	I
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	jg	.L21
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	jmp	.L998
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	ALIGN_4
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.L40:
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	movl	M,  I
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	sarl	$3, I
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	jle	.L60
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	ALIGN_4
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.L50:
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	faddp	%st, %st(7)
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	faddp	%st, %st(5)
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	faddp	%st, %st(3)
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	faddp	%st, %st(1)
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	faddp	%st, %st(7)
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	faddp	%st, %st(5)
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	faddp	%st, %st(3)
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	faddp	%st, %st(1)
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	decl	I
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	jg	.L50
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	ALIGN_4
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.L60:
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	movl	M,  I
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	andl	$7, I
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	jle	.L998
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	ALIGN_4
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.L61:
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	FLD	(X)
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	addl	INCX, X
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	fmul	%st(0), %st
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	faddp	%st,%st(1)
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	decl	I
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	jg	.L61
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	ALIGN_4
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.L998:
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	faddp	%st,%st(2)
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	faddp	%st,%st(1)
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	faddp	%st,%st(1)
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	ALIGN_4
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.L999:
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	fsqrt
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	popl	%ebx
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	popl	%esi
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	ret
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	EPILOGUE