/*********************************************************************/
/* 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 M $4
#define A $6
#define LDA $7
#define X $8
#define INCX $9
#define Y $10
#define INCY $11
#define BUFFER $5
#define XX $12
#define YY $13
#define I $14
#define IS $15
#define AO1 $16
#define AO2 $17
#define Y1 $18
#define TEMP $19
#define II INCX
#define ALPHA $f13
#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 alpha1 $f8
#define alpha2 $f9
#define x1 $f10
#define x2 $f11
#define x3 $f12
#define x4 $f14
#define xsum1 $f15
#define xsum2 $f16
#define ysum1 $f17
#define ysum2 $f18
#define ysum3 $f19
#define ysum4 $f20
PROLOGUE
LDARG BUFFER, 0($sp)
daddiu $sp, $sp, -32
SDARG $16, 0($sp)
dsll LDA, LDA, BASE_SHIFT
SDARG $17, 8($sp)
dsll INCX, INCX, BASE_SHIFT
SDARG $18, 16($sp)
dsll INCY, INCY, BASE_SHIFT
SDARG $19, 24($sp)
nop
blez M, .L999
li IS, SIZE
beq IS, INCX, .L05
move Y1, Y
dsra I, M, 2
move XX, X
blez I, .L02
move X, BUFFER
.align 3
.L01:
LD a1, 0 * SIZE(XX)
daddu XX, XX, INCX
LD a2, 0 * SIZE(XX)
daddu XX, XX, INCX
LD a3, 0 * SIZE(XX)
daddu XX, XX, INCX
LD a4, 0 * SIZE(XX)
daddu XX, XX, INCX
ST a1, 0 * SIZE(BUFFER)
ST a2, 1 * SIZE(BUFFER)
ST a3, 2 * SIZE(BUFFER)
ST a4, 3 * SIZE(BUFFER)
daddiu I, I, -1
bgtz I, .L01
daddiu BUFFER, BUFFER, 4 * SIZE
.align 3
.L02:
andi I, M, 3
blez I, .L05
NOP
.align 3
.L03:
LD a1, 0 * SIZE(XX)
daddu XX, XX, INCX
ST a1, 0 * SIZE(BUFFER)
daddiu I, I, -1
bgtz I, .L03
daddiu BUFFER, BUFFER, 1 * SIZE
.align 3
.L05:
beq IS, INCY, .L10
daddiu BUFFER, BUFFER, 255
li TEMP, -256
and BUFFER, BUFFER, TEMP
dsra I, M, 2
move Y1, BUFFER
blez I, .L07
move YY, Y
.align 3
.L06:
LD a1, 0 * SIZE(YY)
daddu YY, YY, INCY
LD a2, 0 * SIZE(YY)
daddu YY, YY, INCY
LD a3, 0 * SIZE(YY)
daddu YY, YY, INCY
LD a4, 0 * SIZE(YY)
daddu YY, YY, INCY
ST a1, 0 * SIZE(BUFFER)
ST a2, 1 * SIZE(BUFFER)
ST a3, 2 * SIZE(BUFFER)
ST a4, 3 * SIZE(BUFFER)
daddiu I, I, -1
bgtz I, .L06
daddiu BUFFER, BUFFER, 4 * SIZE
.align 3
.L07:
andi I, M, 3
blez I, .L10
NOP
.align 3
.L08:
LD a1, 0 * SIZE(YY)
daddu YY, YY, INCY
ST a1, 0 * SIZE(BUFFER)
daddiu I, I, -1
bgtz I, .L08
daddiu BUFFER, BUFFER, 1 * SIZE
.align 3
.L10:
slti TEMP, M, 2
nop
bgtz TEMP, .L20
li IS, 0
.align 3
.L11:
dsll TEMP, IS, BASE_SHIFT
nop
daddu XX, X, TEMP
daddu YY, Y1, TEMP
LD alpha1, 0 * SIZE(XX)
move AO1, A
LD alpha2, 1 * SIZE(XX)
daddiu XX, XX, 2 * SIZE
LD a1, 0 * SIZE(AO1)
daddu AO2, A, LDA
LD a2, 1 * SIZE(AO1)
daddiu AO1, AO1, 2 * SIZE
LD a3, 0 * SIZE(AO2)
daddu A, AO2, LDA
LD a4, 1 * SIZE(AO2)
daddiu AO2, AO2, 2 * SIZE
MUL xsum1, alpha1, a1
daddiu A, A, 2 * SIZE
MUL xsum2, alpha1, a2
dsubu II, M, IS
MADD xsum1, xsum1, alpha2, a2
MADD xsum2, xsum2, alpha2, a4
daddiu II, II, - 2
MUL alpha1, ALPHA, alpha1
daddiu YY, YY, 2 * SIZE
MUL alpha2, ALPHA, alpha2
dsra I, II, 3
blez I, .L15
daddiu I, I, -1
LD x1, 0 * SIZE(XX)
LD x2, 1 * SIZE(XX)
LD x3, 2 * SIZE(XX)
LD a1, 0 * SIZE(AO1)
LD a2, 1 * SIZE(AO1)
LD a5, 2 * SIZE(AO1)
LD a6, 3 * SIZE(AO1)
LD a3, 0 * SIZE(AO2)
LD a4, 1 * SIZE(AO2)
LD a7, 2 * SIZE(AO2)
LD a8, 3 * SIZE(AO2)
LD ysum1, 0 * SIZE(YY)
LD ysum2, 1 * SIZE(YY)
blez I, .L13
LD ysum3, 2 * SIZE(YY)
.align 3
.L12:
MADD ysum1, ysum1, alpha1, a1
LD ysum4, 3 * SIZE(YY)
MADD ysum2, ysum2, alpha1, a2
LD x4, 3 * SIZE(XX)
MADD xsum1, xsum1, x1, a1
LD a1, 4 * SIZE(AO1)
MADD xsum2, xsum2, x1, a3
LD x1, 4 * SIZE(XX)
MADD ysum1, ysum1, alpha2, a3
LD a3, 4 * SIZE(AO2)
MADD ysum2, ysum2, alpha2, a4
daddiu I, I, -1
MADD xsum1, xsum1, x2, a2
LD a2, 5 * SIZE(AO1)
MADD xsum2, xsum2, x2, a4
LD a4, 5 * SIZE(AO2)
ST ysum1, 0 * SIZE(YY)
LD ysum1, 4 * SIZE(YY)
ST ysum2, 1 * SIZE(YY)
LD ysum2, 5 * SIZE(YY)
MADD ysum3, ysum3, alpha1, a5
nop
MADD ysum4, ysum4, alpha1, a6
LD x2, 5 * SIZE(XX)
MADD xsum1, xsum1, x3, a5
LD a5, 6 * SIZE(AO1)
MADD xsum2, xsum2, x3, a7
LD x3, 6 * SIZE(XX)
MADD ysum3, ysum3, alpha2, a7
LD a7, 6 * SIZE(AO2)
MADD ysum4, ysum4, alpha2, a8
daddiu XX, XX, 8 * SIZE
MADD xsum1, xsum1, x4, a6
LD a6, 7 * SIZE(AO1)
MADD xsum2, xsum2, x4, a8
LD a8, 7 * SIZE(AO2)
ST ysum3, 2 * SIZE(YY)
LD ysum3, 6 * SIZE(YY)
ST ysum4, 3 * SIZE(YY)
LD ysum4, 7 * SIZE(YY)
MADD ysum1, ysum1, alpha1, a1
daddiu AO2, AO2, 8 * SIZE
MADD ysum2, ysum2, alpha1, a2
LD x4,-1 * SIZE(XX)
MADD xsum1, xsum1, x1, a1
LD a1, 8 * SIZE(AO1)
MADD xsum2, xsum2, x1, a3
LD x1, 0 * SIZE(XX)
MADD ysum1, ysum1, alpha2, a3
LD a3, 0 * SIZE(AO2)
MADD ysum2, ysum2, alpha2, a4
nop
MADD xsum1, xsum1, x2, a2
LD a2, 9 * SIZE(AO1)
MADD xsum2, xsum2, x2, a4
LD a4, 1 * SIZE(AO2)
ST ysum1, 4 * SIZE(YY)
LD ysum1, 8 * SIZE(YY)
ST ysum2, 5 * SIZE(YY)
LD ysum2, 9 * SIZE(YY)
MADD ysum3, ysum3, alpha1, a5
daddiu AO1, AO1, 8 * SIZE
MADD ysum4, ysum4, alpha1, a6
LD x2, 1 * SIZE(XX)
MADD xsum1, xsum1, x3, a5
LD a5, 2 * SIZE(AO1)
MADD xsum2, xsum2, x3, a7
LD x3, 2 * SIZE(XX)
MADD ysum3, ysum3, alpha2, a7
LD a7, 2 * SIZE(AO2)
MADD ysum4, ysum4, alpha2, a8
daddiu YY, YY, 8 * SIZE
MADD xsum1, xsum1, x4, a6
LD a6, 3 * SIZE(AO1)
MADD xsum2, xsum2, x4, a8
LD a8, 3 * SIZE(AO2)
ST ysum3,-2 * SIZE(YY)
LD ysum3, 2 * SIZE(YY)
bgtz I, .L12
ST ysum4,-1 * SIZE(YY)
.align 3
.L13:
MADD ysum1, ysum1, alpha1, a1
LD ysum4, 3 * SIZE(YY)
MADD ysum2, ysum2, alpha1, a2
LD x4, 3 * SIZE(XX)
MADD xsum1, xsum1, x1, a1
LD a1, 4 * SIZE(AO1)
MADD xsum2, xsum2, x1, a3
LD x1, 4 * SIZE(XX)
MADD ysum1, ysum1, alpha2, a3
LD a3, 4 * SIZE(AO2)
MADD ysum2, ysum2, alpha2, a4
MADD xsum1, xsum1, x2, a2
LD a2, 5 * SIZE(AO1)
MADD xsum2, xsum2, x2, a4
LD a4, 5 * SIZE(AO2)
LD x2, 5 * SIZE(XX)
ST ysum1, 0 * SIZE(YY)
ST ysum2, 1 * SIZE(YY)
LD ysum1, 4 * SIZE(YY)
LD ysum2, 5 * SIZE(YY)
MADD ysum3, ysum3, alpha1, a5
MADD ysum4, ysum4, alpha1, a6
MADD xsum1, xsum1, x3, a5
LD a5, 6 * SIZE(AO1)
MADD xsum2, xsum2, x3, a7
LD x3, 6 * SIZE(XX)
MADD ysum3, ysum3, alpha2, a7
LD a7, 6 * SIZE(AO2)
MADD ysum4, ysum4, alpha2, a8
MADD xsum1, xsum1, x4, a6
LD a6, 7 * SIZE(AO1)
MADD xsum2, xsum2, x4, a8
LD a8, 7 * SIZE(AO2)
LD x4, 7 * SIZE(XX)
ST ysum3, 2 * SIZE(YY)
ST ysum4, 3 * SIZE(YY)
LD ysum3, 6 * SIZE(YY)
LD ysum4, 7 * SIZE(YY)
MADD ysum1, ysum1, alpha1, a1
MADD ysum2, ysum2, alpha1, a2
MADD xsum1, xsum1, x1, a1
MADD xsum2, xsum2, x1, a3
MADD ysum1, ysum1, alpha2, a3
MADD ysum2, ysum2, alpha2, a4
MADD xsum1, xsum1, x2, a2
MADD xsum2, xsum2, x2, a4
MADD ysum3, ysum3, alpha1, a5
MADD ysum4, ysum4, alpha1, a6
MADD xsum1, xsum1, x3, a5
MADD xsum2, xsum2, x3, a7
MADD ysum3, ysum3, alpha2, a7
daddiu XX, XX, 8 * SIZE
MADD ysum4, ysum4, alpha2, a8
daddiu AO1, AO1, 8 * SIZE
MADD xsum1, xsum1, x4, a6
daddiu AO2, AO2, 8 * SIZE
MADD xsum2, xsum2, x4, a8
ST ysum1, 4 * SIZE(YY)
ST ysum2, 5 * SIZE(YY)
ST ysum3, 6 * SIZE(YY)
ST ysum4, 7 * SIZE(YY)
daddiu YY, YY, 8 * SIZE
.align 3
.L15:
andi I, II, 4
NOP
blez I, .L16
NOP
LD x1, 0 * SIZE(XX)
LD x2, 1 * SIZE(XX)
LD x3, 2 * SIZE(XX)
LD x4, 3 * SIZE(XX)
daddiu XX, XX, 4 * SIZE
LD a1, 0 * SIZE(AO1)
LD a2, 1 * SIZE(AO1)
LD a5, 2 * SIZE(AO1)
LD a6, 3 * SIZE(AO1)
daddiu AO1, AO1, 4 * SIZE
LD a3, 0 * SIZE(AO2)
LD a4, 1 * SIZE(AO2)
LD a7, 2 * SIZE(AO2)
LD a8, 3 * SIZE(AO2)
daddiu AO2, AO2, 4 * SIZE
LD ysum1, 0 * SIZE(YY)
LD ysum2, 1 * SIZE(YY)
LD ysum3, 2 * SIZE(YY)
LD ysum4, 3 * SIZE(YY)
MADD ysum1, ysum1, alpha1, a1
MADD ysum2, ysum2, alpha1, a2
MADD xsum1, xsum1, x1, a1
MADD xsum2, xsum2, x1, a3
MADD ysum1, ysum1, alpha2, a3
MADD ysum2, ysum2, alpha2, a4
MADD xsum1, xsum1, x2, a2
MADD xsum2, xsum2, x2, a4
MADD ysum3, ysum3, alpha1, a5
MADD ysum4, ysum4, alpha1, a6
MADD xsum1, xsum1, x3, a5
MADD xsum2, xsum2, x3, a7
MADD ysum3, ysum3, alpha2, a7
MADD ysum4, ysum4, alpha2, a8
MADD xsum1, xsum1, x4, a6
MADD xsum2, xsum2, x4, a8
ST ysum1, 0 * SIZE(YY)
ST ysum2, 1 * SIZE(YY)
ST ysum3, 2 * SIZE(YY)
ST ysum4, 3 * SIZE(YY)
daddiu YY, YY, 4 * SIZE
.align 3
.L16:
andi I, II, 2
NOP
blez I, .L17
NOP
LD x1, 0 * SIZE(XX)
LD x2, 1 * SIZE(XX)
daddiu XX, XX, 2 * SIZE
LD a1, 0 * SIZE(AO1)
LD a2, 1 * SIZE(AO1)
daddiu AO1, AO1, 2 * SIZE
LD a3, 0 * SIZE(AO2)
LD a4, 1 * SIZE(AO2)
daddiu AO2, AO2, 2 * SIZE
LD ysum1, 0 * SIZE(YY)
LD ysum2, 1 * SIZE(YY)
MADD ysum1, ysum1, alpha1, a1
MADD ysum2, ysum2, alpha1, a2
MADD xsum1, xsum1, x1, a1
MADD xsum2, xsum2, x1, a3
MADD ysum1, ysum1, alpha2, a3
MADD ysum2, ysum2, alpha2, a4
MADD xsum1, xsum1, x2, a2
MADD xsum2, xsum2, x2, a4
ST ysum1, 0 * SIZE(YY)
ST ysum2, 1 * SIZE(YY)
daddiu YY, YY, 2 * SIZE
.align 3
.L17:
andi I, M, 1
NOP
blez I, .L19
NOP
LD x1, 0 * SIZE(XX)
daddiu XX, XX, 1 * SIZE
LD a1, 0 * SIZE(AO1)
daddiu AO1, AO1, 1 * SIZE
LD a3, 0 * SIZE(AO2)
daddiu AO2, AO2, 1 * SIZE
LD ysum1, 0 * SIZE(YY)
MADD ysum1, ysum1, alpha1, a1
MADD xsum1, xsum1, x1, a1
MADD ysum1, ysum1, alpha2, a3
MADD xsum2, xsum2, x1, a3
ST ysum1, 0 * SIZE(YY)
.align 3
.L19:
dsll TEMP, IS, BASE_SHIFT
daddu TEMP, Y1, TEMP
LD ysum1, 0 * SIZE(TEMP)
LD ysum2, 1 * SIZE(TEMP)
MADD ysum1, ysum1, ALPHA, xsum1
MADD ysum2, ysum2, ALPHA, xsum2
ST ysum1, 0 * SIZE(TEMP)
ST ysum2, 1 * SIZE(TEMP)
daddiu TEMP, IS, 4
slt TEMP, M, TEMP
beqz TEMP, .L11
daddiu IS, IS, 2
.align 3
.L20:
andi I, M, 1
dsll TEMP, IS, BASE_SHIFT
blez I, .L900
daddu XX, X, TEMP
daddu YY, Y1, TEMP
LD x1, 0 * SIZE(XX)
LD ysum1, 0 * SIZE(YY)
LD a1, 0 * SIZE(A)
MUL xsum1, a1, x1
MADD ysum1, ysum1, ALPHA, xsum1
ST ysum1, 0 * SIZE(YY)
.align 3
.L900:
li IS, SIZE
beq INCY, IS, .L999
NOP
dsra I, M, 2
blez I, .L905
NOP
.align 3
.L902:
LD a1, 0 * SIZE(Y1)
LD a2, 1 * SIZE(Y1)
LD a3, 2 * SIZE(Y1)
LD a4, 3 * SIZE(Y1)
ST a1, 0 * SIZE(Y)
daddu Y, Y, INCY
ST a2, 0 * SIZE(Y)
daddu Y, Y, INCY
ST a3, 0 * SIZE(Y)
daddu Y, Y, INCY
ST a4, 0 * SIZE(Y)
daddu Y, Y, INCY
daddiu I, I, -1
bgtz I, .L902
daddiu Y1, Y1, 4 * SIZE
.align 3
.L905:
andi I, M, 3
blez I, .L999
NOP
.align 3
.L906:
LD a1, 0 * SIZE(Y1)
daddiu Y1, Y1, 1 * SIZE
ST a1, 0 * SIZE(Y)
daddiu I, I, -1
bgtz I, .L906
daddu Y, Y, INCY
.align 3
.L999:
LDARG $16, 0($sp)
LDARG $17, 8($sp)
LDARG $18, 16($sp)
LDARG $19, 24($sp)
j $31
daddiu $sp, $sp, 32
EPILOGUE