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

/* 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"

#define STACK	12

#define ARGS	 0

#define STACK_M		 4 + STACK + ARGS(%esp)

#define STACK_ALPHA	16 + STACK + ARGS(%esp)

#ifdef DOUBLE

#define STACK_X		24 + STACK + ARGS(%esp)

#define STACK_INCX	28 + STACK + ARGS(%esp)

#define STACK_Y		32 + STACK + ARGS(%esp)

#define STACK_INCY	36 + STACK + ARGS(%esp)

#else

#define STACK_X		20 + STACK + ARGS(%esp)

#define STACK_INCX	24 + STACK + ARGS(%esp)

#define STACK_Y		28 + STACK + ARGS(%esp)

#define STACK_INCY	32 + STACK + ARGS(%esp)

#endif

#define M	%ebx

#define X	%esi

#define INCX	%ecx

#define Y	%edi

#define INCY	%edx

	PROLOGUE

	pushl	%edi

	pushl	%esi

	pushl	%ebx

	PROFCODE

#if defined(F_INTERFACE_GFORT) || defined(F_INTERFACE_G95)

	EMMS

#endif

	FLD	STACK_ALPHA

	movl	STACK_M,    M

	movl	STACK_X,    X

	movl	STACK_INCX, INCX

	movl	STACK_Y,    Y

	movl	STACK_INCY, INCY

	leal	(, INCX, SIZE), INCX

	leal	(, INCY, SIZE), INCY

	testl	M, M

	jle	.L40

	cmpl	$SIZE, INCX

	jne	.L14

	cmpl	$SIZE, INCY

	jne	.L14

	movl	M, %eax

	sarl	$3,   %eax

	jle	.L15

	ALIGN_3

#define PRESIZE 33

.L16:

#ifdef HAS_PREFETCH

	prefetcht0	PRESIZE * SIZE(X)

#endif

	FLD	0 * SIZE(X)

	fmul	%st(1),%st

	FADD	0 * SIZE(Y)

	FST	0 * SIZE(Y)

	FLD	1 * SIZE(X)

	fmul	%st(1),%st

	FADD	1 * SIZE(Y)

	FST	1 * SIZE(Y)

	FLD	2 * SIZE(X)

	fmul	%st(1),%st

	FADD	2 * SIZE(Y)

	FST	2 * SIZE(Y)

	FLD	3 * SIZE(X)

	fmul	%st(1),%st

	FADD	3 * SIZE(Y)

	FST	3 * SIZE(Y)

#ifdef HAS_PREFETCH

	prefetcht0	(4 + PRESIZE) * SIZE(X)

#endif

	FLD	4 * SIZE(X)

	fmul	%st(1),%st

	FADD	4 * SIZE(Y)

	FST	4 * SIZE(Y)

	FLD	5 * SIZE(X)

	fmul	%st(1),%st

	FADD	5 * SIZE(Y)

	FST	5 * SIZE(Y)

	FLD	6 * SIZE(X)

	fmul	%st(1),%st

	FADD	6 * SIZE(Y)

	FST	6 * SIZE(Y)

	FLD	7 * SIZE(X)

	fmul	%st(1),%st

	FADD	7 * SIZE(Y)

	FST	7 * SIZE(Y)

#ifdef HAVE_3DNOW

	prefetchw	24 * SIZE(Y)

#endif

	addl	$8 * SIZE, X

	addl	$8 * SIZE, Y

	decl	%eax

	jg	.L16

	ALIGN_3

.L15:

	movl	M, %eax

	andl	$7,   %eax

	jle	.L40

	ALIGN_3

.L22:

	FLD	0 * SIZE(X)

	fmul	%st(1),%st

	FADD	0 * SIZE(Y)

	FST	0 * SIZE(Y)

	addl	$SIZE, X

	addl	$SIZE, Y

	decl	%eax

	jg	.L22

	jmp	.L40

	ALIGN_3

.L14:

	movl	M, %eax

	sarl	$2,   %eax

	jle	.L28

	ALIGN_3

.L29:

	FLD	(X)

	fmul	%st(1),%st

	FADD	(Y)

	FST	(Y)

	addl	INCX, X

	addl	INCY, Y

	FLD	(X)

	fmul	%st(1),%st

	FADD	(Y)

	FST	(Y)

	addl	INCX, X

	addl	INCY, Y

	FLD	(X)

	fmul	%st(1),%st

	FADD	(Y)

	FST	(Y)

	addl	INCX, X

	addl	INCY, Y

	FLD	(X)

	fmul	%st(1),%st

	FADD	(Y)

	FST	(Y)

	addl	INCX, X

	addl	INCY, Y

	decl	%eax

	jg	.L29

	ALIGN_3

.L28:

	movl	M, %eax

	andl	$3,   %eax

	jle	.L40

	ALIGN_3

.L35:

	FLD	(X)

	fmul	%st(1),%st

	FADD	(Y)

	FST	(Y)

	addl	INCX, X

	addl	INCY, Y

	decl	%eax

	jg	.L35

	ALIGN_3

.L40:

	ffreep	%st(0)

	xorl	%eax,%eax

	popl	%ebx

	popl	%esi

	popl	%edi

	ret

	EPILOGUE