/*********************************************************************/
/* 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 N $4
#define X $9
#define INCX $10
#define I $2
#define TEMP $3
#define XX $5
#define ALPHA_R $f15
#define ALPHA_I $f16
#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 t1 $f8
#define t2 $f9
#define t3 $f10
#define t4 $f11
PROLOGUE
li TEMP, 2 * SIZE
MTC $0, a1
blez N, .L999
dsll INCX, INCX, ZBASE_SHIFT
CMPEQ $fcc0, ALPHA_R, a1
CMPEQ $fcc1, ALPHA_I, a1
bc1f $fcc0, .L50
NOP
bc1f $fcc1, .L50
NOP
bne INCX, TEMP, .L20
dsra I, N, 2
blez I, .L15
NOP
.align 3
.L12:
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
ST a1, 2 * SIZE(X)
ST a1, 3 * SIZE(X)
ST a1, 4 * SIZE(X)
ST a1, 5 * SIZE(X)
ST a1, 6 * SIZE(X)
ST a1, 7 * SIZE(X)
addiu I, I, -1
bgtz I, .L12
daddiu X, X, 8 * SIZE
.align 3
.L15:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L16:
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddiu I, I, -1
bgtz I, .L16
daddiu X, X, 2 * SIZE
j $31
NOP
.align 3
.L20:
dsra I, N, 2
blez I, .L25
NOP
.align 3
.L22:
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddu X, X, INCX
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddu X, X, INCX
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddu X, X, INCX
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddiu I, I, -1
bgtz I, .L22
daddu X, X, INCX
.align 3
.L25:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L26:
ST a1, 0 * SIZE(X)
daddiu I, I, -1
ST a1, 1 * SIZE(X)
bgtz I, .L26
daddu X, X, INCX
j $31
NOP
.align 3
.L50:
bne INCX, TEMP, .L60
dsra I, N, 2
blez I, .L55
daddiu I, I, -1
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
LD a3, 2 * SIZE(X)
LD a4, 3 * SIZE(X)
LD a5, 4 * SIZE(X)
LD a6, 5 * SIZE(X)
MUL t1, ALPHA_R, a1
LD a7, 6 * SIZE(X)
MUL t2, ALPHA_I, a1
LD a8, 7 * SIZE(X)
MUL t3, ALPHA_R, a3
blez I, .L53
MUL t4, ALPHA_I, a3
.align 3
.L52:
NMSUB t1, t1, ALPHA_I, a2
LD a1, 8 * SIZE(X)
MADD t2, t2, ALPHA_R, a2
LD a2, 9 * SIZE(X)
NMSUB t3, t3, ALPHA_I, a4
LD a3, 10 * SIZE(X)
MADD t4, t4, ALPHA_R, a4
LD a4, 11 * SIZE(X)
ST t1, 0 * SIZE(X)
MUL t1, ALPHA_R, a5
ST t2, 1 * SIZE(X)
MUL t2, ALPHA_I, a5
ST t3, 2 * SIZE(X)
MUL t3, ALPHA_R, a7
ST t4, 3 * SIZE(X)
MUL t4, ALPHA_I, a7
NMSUB t1, t1, ALPHA_I, a6
LD a5, 12 * SIZE(X)
MADD t2, t2, ALPHA_R, a6
LD a6, 13 * SIZE(X)
NMSUB t3, t3, ALPHA_I, a8
LD a7, 14 * SIZE(X)
MADD t4, t4, ALPHA_R, a8
LD a8, 15 * SIZE(X)
ST t1, 4 * SIZE(X)
MUL t1, ALPHA_R, a1
ST t2, 5 * SIZE(X)
MUL t2, ALPHA_I, a1
ST t3, 6 * SIZE(X)
MUL t3, ALPHA_R, a3
ST t4, 7 * SIZE(X)
MUL t4, ALPHA_I, a3
daddiu I, I, -1
bgtz I, .L52
daddiu X, X, 8 * SIZE
.align 3
.L53:
NMSUB t1, t1, ALPHA_I, a2
MADD t2, t2, ALPHA_R, a2
NMSUB t3, t3, ALPHA_I, a4
MADD t4, t4, ALPHA_R, a4
ST t1, 0 * SIZE(X)
MUL t1, ALPHA_R, a5
ST t2, 1 * SIZE(X)
MUL t2, ALPHA_I, a5
ST t3, 2 * SIZE(X)
MUL t3, ALPHA_R, a7
ST t4, 3 * SIZE(X)
MUL t4, ALPHA_I, a7
NMSUB t1, t1, ALPHA_I, a6
MADD t2, t2, ALPHA_R, a6
NMSUB t3, t3, ALPHA_I, a8
MADD t4, t4, ALPHA_R, a8
ST t1, 4 * SIZE(X)
ST t2, 5 * SIZE(X)
ST t3, 6 * SIZE(X)
ST t4, 7 * SIZE(X)
daddiu X, X, 8 * SIZE
.align 3
.L55:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L56:
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
MUL t1, ALPHA_R, a1
MUL t2, ALPHA_I, a1
NMSUB t1, t1, ALPHA_I, a2
MADD t2, t2, ALPHA_R, a2
daddiu X, X, 2 * SIZE
daddiu I, I, -1
ST t1, -2 * SIZE(X)
bgtz I, .L56
ST t2, -1 * SIZE(X)
j $31
NOP
.align 3
.L60:
dsra I, N, 2
move XX, X
blez I, .L65
daddiu I, I, -1
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
daddu X, X, INCX
LD a3, 0 * SIZE(X)
LD a4, 1 * SIZE(X)
daddu X, X, INCX
LD a5, 0 * SIZE(X)
LD a6, 1 * SIZE(X)
daddu X, X, INCX
MUL t1, ALPHA_R, a1
LD a7, 0 * SIZE(X)
MUL t2, ALPHA_I, a1
LD a8, 1 * SIZE(X)
MUL t3, ALPHA_R, a3
daddu X, X, INCX
blez I, .L63
MUL t4, ALPHA_I, a3
.align 3
.L62:
NMSUB t1, t1, ALPHA_I, a2
LD a1, 0 * SIZE(X)
MADD t2, t2, ALPHA_R, a2
LD a2, 1 * SIZE(X)
daddu X, X, INCX
NMSUB t3, t3, ALPHA_I, a4
LD a3, 0 * SIZE(X)
MADD t4, t4, ALPHA_R, a4
LD a4, 1 * SIZE(X)
daddu X, X, INCX
ST t1, 0 * SIZE(XX)
MUL t1, ALPHA_R, a5
ST t2, 1 * SIZE(XX)
MUL t2, ALPHA_I, a5
daddu XX, XX, INCX
ST t3, 0 * SIZE(XX)
MUL t3, ALPHA_R, a7
ST t4, 1 * SIZE(XX)
MUL t4, ALPHA_I, a7
daddu XX, XX, INCX
NMSUB t1, t1, ALPHA_I, a6
LD a5, 0 * SIZE(X)
MADD t2, t2, ALPHA_R, a6
LD a6, 1 * SIZE(X)
daddu X, X, INCX
NMSUB t3, t3, ALPHA_I, a8
LD a7, 0 * SIZE(X)
MADD t4, t4, ALPHA_R, a8
LD a8, 1 * SIZE(X)
daddu X, X, INCX
ST t1, 0 * SIZE(XX)
MUL t1, ALPHA_R, a1
ST t2, 1 * SIZE(XX)
MUL t2, ALPHA_I, a1
daddu XX, XX, INCX
ST t3, 0 * SIZE(XX)
MUL t3, ALPHA_R, a3
ST t4, 1 * SIZE(XX)
MUL t4, ALPHA_I, a3
daddiu I, I, -1
bgtz I, .L62
daddu XX, XX, INCX
.align 3
.L63:
NMSUB t1, t1, ALPHA_I, a2
MADD t2, t2, ALPHA_R, a2
NMSUB t3, t3, ALPHA_I, a4
MADD t4, t4, ALPHA_R, a4
ST t1, 0 * SIZE(XX)
MUL t1, ALPHA_R, a5
ST t2, 1 * SIZE(XX)
MUL t2, ALPHA_I, a5
daddu XX, XX, INCX
ST t3, 0 * SIZE(XX)
MUL t3, ALPHA_R, a7
ST t4, 1 * SIZE(XX)
MUL t4, ALPHA_I, a7
daddu XX, XX, INCX
NMSUB t1, t1, ALPHA_I, a6
MADD t2, t2, ALPHA_R, a6
NMSUB t3, t3, ALPHA_I, a8
MADD t4, t4, ALPHA_R, a8
ST t1, 0 * SIZE(XX)
ST t2, 1 * SIZE(XX)
daddu XX, XX, INCX
ST t3, 0 * SIZE(XX)
ST t4, 1 * SIZE(XX)
daddu XX, XX, INCX
.align 3
.L65:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L66:
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
MUL t1, ALPHA_R, a1
MUL t2, ALPHA_I, a1
NMSUB t1, t1, ALPHA_I, a2
MADD t2, t2, ALPHA_R, a2
daddiu I, I, -1
ST t1, 0 * SIZE(X)
ST t2, 1 * SIZE(X)
bgtz I, .L66
daddu X, X, INCX
.align 3
.L999:
j $31
NOP
EPILOGUE