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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	12
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#define ARGS	 0
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#define STACK_M		 4 + STACK + ARGS(%esp)
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#define STACK_ALPHA	16 + STACK + ARGS(%esp)
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#ifdef DOUBLE
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#define STACK_X		24 + STACK + ARGS(%esp)
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#define STACK_INCX	28 + STACK + ARGS(%esp)
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#define STACK_Y		32 + STACK + ARGS(%esp)
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#define STACK_INCY	36 + STACK + ARGS(%esp)
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#else
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#define STACK_X		20 + STACK + ARGS(%esp)
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#define STACK_INCX	24 + STACK + ARGS(%esp)
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#define STACK_Y		28 + STACK + ARGS(%esp)
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#define STACK_INCY	32 + STACK + ARGS(%esp)
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#endif
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#define M	%ebx
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#define X	%esi
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#define INCX	%ecx
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#define Y	%edi
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#define INCY	%edx
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	PROLOGUE
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	pushl	%edi
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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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	FLD	STACK_ALPHA
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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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	movl	STACK_Y,    Y
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	movl	STACK_INCY, INCY
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	leal	(, INCX, SIZE), INCX
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	leal	(, INCY, SIZE), INCY
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	testl	M, M
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	jle	.L40
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	cmpl	$SIZE, INCX
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	jne	.L14
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	cmpl	$SIZE, INCY
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	jne	.L14
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	movl	M, %eax
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	sarl	$3,   %eax
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	jle	.L15
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	ALIGN_3
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#define PRESIZE 33
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.L16:
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#ifdef HAS_PREFETCH
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	prefetcht0	PRESIZE * SIZE(X)
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#endif
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	FLD	0 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	0 * SIZE(Y)
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	FST	0 * SIZE(Y)
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	FLD	1 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	1 * SIZE(Y)
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	FST	1 * SIZE(Y)
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	FLD	2 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	2 * SIZE(Y)
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	FST	2 * SIZE(Y)
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	FLD	3 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	3 * SIZE(Y)
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	FST	3 * SIZE(Y)
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#ifdef HAS_PREFETCH
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	prefetcht0	(4 + PRESIZE) * SIZE(X)
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#endif
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	FLD	4 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	4 * SIZE(Y)
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	FST	4 * SIZE(Y)
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	FLD	5 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	5 * SIZE(Y)
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	FST	5 * SIZE(Y)
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	FLD	6 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	6 * SIZE(Y)
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	FST	6 * SIZE(Y)
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	FLD	7 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	7 * SIZE(Y)
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	FST	7 * SIZE(Y)
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#ifdef HAVE_3DNOW
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	prefetchw	24 * SIZE(Y)
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#endif
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	addl	$8 * SIZE, X
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	addl	$8 * SIZE, Y
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	decl	%eax
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	jg	.L16
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	ALIGN_3
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.L15:
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	movl	M, %eax
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	andl	$7,   %eax
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	jle	.L40
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	ALIGN_3
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.L22:
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	FLD	0 * SIZE(X)
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	fmul	%st(1),%st
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	FADD	0 * SIZE(Y)
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	FST	0 * SIZE(Y)
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	addl	$SIZE, X
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	addl	$SIZE, Y
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	decl	%eax
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	jg	.L22
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	jmp	.L40
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	ALIGN_3
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.L14:
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	movl	M, %eax
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	sarl	$2,   %eax
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	jle	.L28
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	ALIGN_3
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.L29:
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	FLD	(X)
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	fmul	%st(1),%st
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	FADD	(Y)
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	FST	(Y)
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	addl	INCX, X
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	addl	INCY, Y
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	FLD	(X)
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	fmul	%st(1),%st
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	FADD	(Y)
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	FST	(Y)
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	addl	INCX, X
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	addl	INCY, Y
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	FLD	(X)
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	fmul	%st(1),%st
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	FADD	(Y)
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	FST	(Y)
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	addl	INCX, X
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	addl	INCY, Y
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	FLD	(X)
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	fmul	%st(1),%st
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	FADD	(Y)
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	FST	(Y)
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	addl	INCX, X
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	addl	INCY, Y
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	decl	%eax
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	jg	.L29
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	ALIGN_3
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.L28:
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	movl	M, %eax
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	andl	$3,   %eax
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	jle	.L40
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	ALIGN_3
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.L35:
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	FLD	(X)
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	fmul	%st(1),%st
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	FADD	(Y)
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	FST	(Y)
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	addl	INCX, X
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	addl	INCY, Y
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	decl	%eax
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	jg	.L35
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	ALIGN_3
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.L40:
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	ffreep	%st(0)
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	xorl	%eax,%eax
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	popl	%ebx
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	popl	%esi
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	popl	%edi
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	ret
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	EPILOGUE