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

/* 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"

#if defined(DOUBLE) && !defined(__64BIT__)

#define N	%i0

#define X	%i1

#define INCX	%i2

#define Y	%i3

#define INCY	%i4

#define I	%i5

#else

#define N	%i0

#define X	%i5

#define INCX	%i1

#define Y	%i2

#define INCY	%i3

#define I	%i4

#endif

#define YY	%l1

#ifdef DOUBLE

#define a1	%f0

#define a2	%f2

#define a3	%f4

#define a4	%f6

#define a5	%f8

#define a6	%f10

#define a7	%f12

#define a8	%f14

#define b1	%f16

#define b2	%f18

#define b3	%f20

#define b4	%f22

#define b5	%f24

#define b6	%f26

#define b7	%f28

#define b8	%f30

#define t1	%f32

#define t2	%f34

#define t3	%f36

#define	t4	%f38

#define c1	%f40

#define c2	%f42

#define c3	%f44

#define c4	%f46

#define c5	%f48

#define c6	%f50

#define c7	%f52

#define c8	%f54

#define ALPHA_R	%f60

#define ALPHA_I	%f62

#else

#define a1	%f0

#define a2	%f1

#define a3	%f2

#define a4	%f3

#define a5	%f4

#define a6	%f5

#define a7	%f6

#define a8	%f7

#define b1	%f8

#define b2	%f9

#define b3	%f10

#define b4	%f11

#define b5	%f12

#define b6	%f13

#define b7	%f14

#define b8	%f15

#define t1	%f16

#define t2	%f17

#define t3	%f18

#define	t4	%f19

#define c1	%f20

#define c2	%f21

#define c3	%f22

#define c4	%f23

#define c5	%f24

#define c6	%f25

#define c7	%f26

#define c8	%f27

#define ALPHA_R	%f30

#define ALPHA_I	%f31

#endif

#ifndef CONJ

#define ADD1	FSUB

#define ADD2	FADD

#else

#define ADD1	FADD

#define ADD2	FSUB

#endif

	PROLOGUE

	SAVESP

#ifndef __64BIT__

#ifdef DOUBLE

	st	%i3, [%sp + STACK_START + 16]

	st	%i4, [%sp + STACK_START + 20]

	st	%i5, [%sp + STACK_START + 24]

	ld	[%sp+ STACK_START + 32], X

	ld	[%sp+ STACK_START + 36], INCX

	ld	[%sp+ STACK_START + 40], Y

	ld	[%sp+ STACK_START + 44], INCY

	ldd	[%sp + STACK_START + 16], ALPHA_R

	ldd	[%sp + STACK_START + 24], ALPHA_I

#else

	st	%i3, [%sp + STACK_START + 16]

	st	%i4, [%sp + STACK_START + 20]

	ld	[%sp+ STACK_START + 28], INCX

	ld	[%sp+ STACK_START + 32], Y

	ld	[%sp+ STACK_START + 36], INCY

	ld	[%sp + STACK_START + 16], ALPHA_R

	ld	[%sp + STACK_START + 20], ALPHA_I

#endif

#else

	ldx	[%sp +  STACK_START + 56], INCX

	ldx	[%sp +  STACK_START + 64], Y

	ldx	[%sp +  STACK_START + 72], INCY

#ifdef DOUBLE

	FMOV	%f6, ALPHA_R

	FMOV	%f8, ALPHA_I

#else

	FMOV	%f7, ALPHA_R

	FMOV	%f9, ALPHA_I

#endif

#endif

	sll	INCX, ZBASE_SHIFT, INCX

	sll	INCY, ZBASE_SHIFT, INCY

	cmp	INCX, 2 * SIZE

	bne	.LL50

	nop

	cmp	INCY, 2 * SIZE

	bne	.LL50

	nop

	sra	N, 2, I

	cmp	I, 0

	ble,pn	%icc, .LL15

	nop

	LDF	[X +  0 * SIZE], a1

	LDF	[X +  1 * SIZE], a2

	LDF	[Y +  0 * SIZE], b1

	LDF	[Y +  1 * SIZE], b2

	LDF	[X +  2 * SIZE], a3

	LDF	[X +  3 * SIZE], a4

	LDF	[Y +  2 * SIZE], b3

	LDF	[Y +  3 * SIZE], b4

	LDF	[X +  4 * SIZE], a5

	LDF	[X +  5 * SIZE], a6

	LDF	[Y +  4 * SIZE], b5

	LDF	[Y +  5 * SIZE], b6

	LDF	[X +  6 * SIZE], a7

	LDF	[X +  7 * SIZE], a8

	LDF	[Y +  6 * SIZE], b7

	LDF	[Y +  7 * SIZE], b8

	FMUL	ALPHA_R, a1, t1

	FMUL	ALPHA_R, a2, t2

	FMUL	ALPHA_R, a3, t3

	FMUL	ALPHA_R, a4, t4

	FADD	b1, t1, c1

	FMUL	ALPHA_I, a2, t1

	ADD2	b2, t2, c2

	FMUL	ALPHA_I, a1, t2

	deccc	I

	ble,pt	%icc, .LL12

	nop

#ifdef DOUBLE

#define PREFETCHSIZE  54

#else

#define PREFETCHSIZE 108

#endif

.LL11:

	FADD	b3, t3, c3

	prefetch [Y  + PREFETCHSIZE * SIZE], 0

	FMUL	ALPHA_I, a4, t3

	prefetch [X  + PREFETCHSIZE * SIZE], 0

	ADD2	b4, t4, c4

	LDF	[Y +  8 * SIZE], b1

	FMUL	ALPHA_I, a3, t4

	LDF	[X +  9 * SIZE], a2

	ADD1	c1, t1, c1

	LDF	[Y +  9 * SIZE], b2

	FMUL	ALPHA_R, a5, t1

	LDF	[X +  8 * SIZE], a1

	FADD	c2, t2, c2

	LDF	[Y + 10 * SIZE], b3

	FMUL	ALPHA_R, a6, t2

	LDF	[X + 11 * SIZE], a4

	ADD1	c3, t3, c3

	STF	c1, [Y +  0 * SIZE]

	FMUL	ALPHA_R, a7, t3

	LDF	[Y + 11 * SIZE], b4

	FADD	c4, t4, c4

	STF	c2, [Y +  1 * SIZE]

	FMUL	ALPHA_R, a8, t4

	LDF	[X + 10 * SIZE], a3

	FADD	b5, t1, c5

	STF	c3, [Y +  2 * SIZE]

	FMUL	ALPHA_I, a6, t1

	ADD2	b6, t2, c6

	STF	c4, [Y +  3 * SIZE]

	FMUL	ALPHA_I, a5, t2

	FADD	b7, t3, c7

	LDF	[Y + 12 * SIZE], b5

	FMUL	ALPHA_I, a8, t3

	LDF	[X + 13 * SIZE], a6

	ADD2	b8, t4, c8

	LDF	[Y + 13 * SIZE], b6

	FMUL	ALPHA_I, a7, t4

	LDF	[X + 12 * SIZE], a5

	ADD1	c5, t1, c5

	LDF	[Y + 14 * SIZE], b7

	FMUL	ALPHA_R, a1, t1

	LDF	[X + 15 * SIZE], a8

	FADD	c6, t2, c6

	LDF	[Y + 15 * SIZE], b8

	FMUL	ALPHA_R, a2, t2

	LDF	[X + 14 * SIZE], a7

	ADD1	c7, t3, c7

	STF	c5, [Y +  4 * SIZE]

	FMUL	ALPHA_R, a3, t3

	add	X, 8 * SIZE, X

	FADD	c8, t4, c8

	STF	c6, [Y +  5 * SIZE]

	FMUL	ALPHA_R, a4, t4

	deccc	I

	FADD	b1, t1, c1

	STF	c7, [Y +  6 * SIZE]

	FMUL	ALPHA_I, a2, t1

	ADD2	b2, t2, c2

	STF	c8, [Y +  7 * SIZE]

	FMUL	ALPHA_I, a1, t2

	bg,pt	%icc, .LL11

	add	Y, 8 * SIZE, Y

.LL12:

	FADD	b3, t3, c3

	FMUL	ALPHA_I, a4, t3

	ADD2	b4, t4, c4

	FMUL	ALPHA_I, a3, t4

	ADD1	c1, t1, c1

	FMUL	ALPHA_R, a5, t1

	FADD	c2, t2, c2

	FMUL	ALPHA_R, a6, t2

	ADD1	c3, t3, c3

	FMUL	ALPHA_R, a7, t3

	FADD	c4, t4, c4

	FMUL	ALPHA_R, a8, t4

	FADD	b5, t1, c5

	FMUL	ALPHA_I, a6, t1

	ADD2	b6, t2, c6

	FMUL	ALPHA_I, a5, t2

	FADD	b7, t3, c7

	FMUL	ALPHA_I, a8, t3

	ADD2	b8, t4, c8

	FMUL	ALPHA_I, a7, t4

	ADD1	c5, t1, c5

	FADD	c6, t2, c6

	ADD1	c7, t3, c7

	FADD	c8, t4, c8

	STF	c1, [Y +  0 * SIZE]

	STF	c2, [Y +  1 * SIZE]

	STF	c3, [Y +  2 * SIZE]

	STF	c4, [Y +  3 * SIZE]

	STF	c5, [Y +  4 * SIZE]

	STF	c6, [Y +  5 * SIZE]

	STF	c7, [Y +  6 * SIZE]

	STF	c8, [Y +  7 * SIZE]

	add	X, 8 * SIZE, X

	add	Y, 8 * SIZE, Y

.LL15:

	and	N, 3, I

	cmp	I,  0

	ble,a,pn %icc, .LL19

	nop

.LL16:

	LDF	[X +  0 * SIZE], a1

	LDF	[X +  1 * SIZE], a2

	LDF	[Y +  0 * SIZE], b1

	LDF	[Y +  1 * SIZE], b2

	FMUL	ALPHA_R, a1, t1

	FMUL	ALPHA_R, a2, t2

	FMUL	ALPHA_I, a2, t3

	FMUL	ALPHA_I, a1, t4

	FADD	b1, t1, b1

	add	I, -1, I

	ADD2	b2, t2, b2

	cmp	I, 0

	ADD1	b1, t3, c1

	FADD	b2, t4, c2

	STF	c1, [Y +  0 * SIZE]

	STF	c2, [Y +  1 * SIZE]

	add	Y, 2 * SIZE, Y

	bg,pt	%icc, .LL16

	add	X, 2 * SIZE, X

.LL19:

	return	%i7 + 8

	clr	%g0

.LL50:

	sra	N, 2, I

	cmp	I, 0

	ble,pn	%icc, .LL55

	mov	Y, YY

	LDF	[X +  0 * SIZE], a1

	LDF	[Y +  0 * SIZE], b1

	LDF	[X +  1 * SIZE], a2

	add	X, INCX, X

	LDF	[Y +  1 * SIZE], b2

	add	Y, INCY, Y

	LDF	[X +  0 * SIZE], a3

	LDF	[Y +  0 * SIZE], b3

	LDF	[X +  1 * SIZE], a4

	add	X, INCX, X

	LDF	[Y +  1 * SIZE], b4

	add	Y, INCY, Y

	LDF	[X +  0 * SIZE], a5

	add	I, -1, I

	LDF	[Y +  0 * SIZE], b5

	LDF	[X +  1 * SIZE], a6

	cmp	I, 0

	add	X, INCX, X

	LDF	[Y +  1 * SIZE], b6

	add	Y, INCY, Y

	LDF	[X +  0 * SIZE], a7

	FMUL	ALPHA_R, a1, t1

	LDF	[Y +  0 * SIZE], b7

	FMUL	ALPHA_R, a2, t2

	LDF	[X +  1 * SIZE], a8

	FMUL	ALPHA_R, a3, t3

	add	X, INCX, X

	LDF	[Y +  1 * SIZE], b8

	FMUL	ALPHA_R, a4, t4

	ble,pt	%icc, .LL52

	add	Y, INCY, Y

.LL51:

	FADD	b1, t1, c1

	LDF	[Y +  0 * SIZE], b1

	FMUL	ALPHA_I, a2, t1

	LDF	[X +  1 * SIZE], a2

	ADD2	b2, t2, c2

	LDF	[Y +  1 * SIZE], b2

	add	Y, INCY, Y

	FMUL	ALPHA_I, a1, t2

	LDF	[X +  0 * SIZE], a1

	add	X, INCX, X

	FADD	b3, t3, c3

	LDF	[Y +  0 * SIZE], b3

	FMUL	ALPHA_I, a4, t3

	LDF	[X +  1 * SIZE], a4

	ADD2	b4, t4, c4

	LDF	[Y +  1 * SIZE], b4

	add	Y, INCY, Y

	FMUL	ALPHA_I, a3, t4

	LDF	[X +  0 * SIZE], a3

	add	X, INCX, X

	ADD1	c1, t1, c1

	FMUL	ALPHA_R, a5, t1

	FADD	c2, t2, c2

	FMUL	ALPHA_R, a6, t2

	ADD1	c3, t3, c3

	FMUL	ALPHA_R, a7, t3

	FADD	c4, t4, c4

	FMUL	ALPHA_R, a8, t4

	STF	c1, [YY +  0 * SIZE]

	FADD	b5, t1, c1

	FMUL	ALPHA_I, a6, t1

	STF	c2, [YY +  1 * SIZE]

	ADD2	b6, t2, c2

	FMUL	ALPHA_I, a5, t2

	add	YY, INCY, YY

	STF	c3, [YY +  0 * SIZE]

	FADD	b7, t3, c3

	FMUL	ALPHA_I, a8, t3

	STF	c4, [YY +  1 * SIZE]

	ADD2	b8, t4, c4

	FMUL	ALPHA_I, a7, t4

	add	YY, INCY, YY

	LDF	[X +  0 * SIZE], a5

	ADD1	c1, t1, c1

	LDF	[Y +  0 * SIZE], b5

	FMUL	ALPHA_R, a1, t1

	LDF	[X +  1 * SIZE], a6

	add	X, INCX, X

	FADD	c2, t2, c2

	LDF	[Y +  1 * SIZE], b6

	add	Y, INCY, Y

	FMUL	ALPHA_R, a2, t2

	LDF	[X +  0 * SIZE], a7

	ADD1	c3, t3, c3

	LDF	[Y +  0 * SIZE], b7

	FMUL	ALPHA_R, a3, t3

	LDF	[X +  1 * SIZE], a8

	add	X, INCX, X

	FADD	c4, t4, c4

	LDF	[Y +  1 * SIZE], b8

	add	Y, INCY, Y

	FMUL	ALPHA_R, a4, t4

	STF	c1, [YY +  0 * SIZE]

	add	I, -1, I

	STF	c2, [YY +  1 * SIZE]

	add	YY, INCY, YY

	STF	c3, [YY +  0 * SIZE]

	cmp	I, 0

	STF	c4, [YY +  1 * SIZE]

	bg,pt	%icc, .LL51

	add	YY, INCY, YY

.LL52:

	FADD	b1, t1, c1

	FMUL	ALPHA_I, a2, t1

	ADD2	b2, t2, c2

	FMUL	ALPHA_I, a1, t2

	FADD	b3, t3, c3

	FMUL	ALPHA_I, a4, t3

	ADD2	b4, t4, c4

	FMUL	ALPHA_I, a3, t4

	ADD1	c1, t1, c1

	FMUL	ALPHA_R, a5, t1

	FADD	c2, t2, c2

	FMUL	ALPHA_R, a6, t2

	ADD1	c3, t3, c3

	FMUL	ALPHA_R, a7, t3

	FADD	c4, t4, c4

	FMUL	ALPHA_R, a8, t4

	STF	c1, [YY +  0 * SIZE]

	STF	c2, [YY +  1 * SIZE]

	add	YY, INCY, YY

	STF	c3, [YY +  0 * SIZE]

	STF	c4, [YY +  1 * SIZE]

	add	YY, INCY, YY

	FADD	b5, t1, c1

	FMUL	ALPHA_I, a6, t1

	ADD2	b6, t2, c2

	FMUL	ALPHA_I, a5, t2

	FADD	b7, t3, c3

	FMUL	ALPHA_I, a8, t3

	ADD2	b8, t4, c4

	FMUL	ALPHA_I, a7, t4

	ADD1	c1, t1, c1

	FADD	c2, t2, c2

	ADD1	c3, t3, c3

	FADD	c4, t4, c4

	STF	c1, [YY +  0 * SIZE]

	STF	c2, [YY +  1 * SIZE]

	add	YY, INCY, YY

	STF	c3, [YY +  0 * SIZE]

	STF	c4, [YY +  1 * SIZE]

	add	YY, INCY, YY

.LL55:

	and	N, 3, I

	cmp	I,  0

	ble,a,pn %icc, .LL59

	nop

.LL56:

	LDF	[X +  0 * SIZE], a1

	LDF	[X +  1 * SIZE], a2

	LDF	[Y +  0 * SIZE], b1

	LDF	[Y +  1 * SIZE], b2

	FMUL	ALPHA_R, a1, t1

	FMUL	ALPHA_R, a2, t2

	FMUL	ALPHA_I, a2, t3

	FMUL	ALPHA_I, a1, t4

	FADD	b1, t1, b1

	ADD2	b2, t2, b2

	ADD1	b1, t3, c1

	FADD	b2, t4, c2

	add	I, -1, I

	cmp	I, 0

	STF	c1, [Y +  0 * SIZE]

	STF	c2, [Y +  1 * SIZE]

	add	Y, INCY, Y

	bg,pt	%icc, .LL56

	add	X, INCX, X

.LL59:

	return	%i7 + 8

	clr	%o0

	EPILOGUE