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Add MIPS64 implementation of ?sum 

as trivial copy of ?asum with the fabs replaced by mov to preserve code structure
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Martin Kroeker 2019-03-30 22:22:15 +01:00 committed by GitHub
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kernel/mips64/sum.S Normal file
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/*********************************************************************/
/* 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 $5
#define INCX $6
#define I $2
#define TEMP $3
#define a1 $f2
#define a2 $f3
#define a3 $f4
#define a4 $f5
#define a5 $f6
#define a6 $f7
#define a7 $f8
#define a8 $f9
#define t1 $f10
#define t2 $f11
#define t3 $f12
#define t4 $f13
#define s1 $f0
#define s2 $f1
PROLOGUE
#ifdef F_INTERFACE
LDINT N, 0(N)
LDINT INCX, 0(INCX)
#endif
MTC $0, s1
MTC $0, s2
dsll INCX, INCX, BASE_SHIFT
blez N, .L999
li TEMP, SIZE
bne INCX, TEMP, .L20
dsra I, N, 3
blez I, .L15
NOP
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)
MOV t1, a1
LD a6, 5 * SIZE(X)
MOV t2, a2
LD a7, 6 * SIZE(X)
MOV t3, a3
MOV t4, a4
daddiu I, I, -1
blez I, .L13
LD a8, 7 * SIZE(X)
.align 3
.L12:
ADD s1, s1, t1
LD a1, 8 * SIZE(X)
MOV t1, a5
daddiu I, I, -1
ADD s2, s2, t2
LD a2, 9 * SIZE(X)
MOV t2, a6
NOP
ADD s1, s1, t3
LD a3, 10 * SIZE(X)
MOV t3, a7
NOP
ADD s2, s2, t4
LD a4, 11 * SIZE(X)
MOV t4, a8
daddiu X, X, 8 * SIZE
ADD s1, s1, t1
LD a5, 4 * SIZE(X)
MOV t1, a1
NOP
ADD s2, s2, t2
LD a6, 5 * SIZE(X)
MOV t2, a2
NOP
ADD s1, s1, t3
LD a7, 6 * SIZE(X)
MOV t3, a3
NOP
ADD s2, s2, t4
LD a8, 7 * SIZE(X)
bgtz I, .L12
MOV t4, a4
.align 3
.L13:
ADD s1, s1, t1
daddiu X, X, 8 * SIZE
MOV t1, a5
NOP
ADD s2, s2, t2
MOV t2, a6
ADD s1, s1, t3
MOV t3, a7
ADD s2, s2, t4
MOV t4, a8
ADD s1, s1, t1
ADD s2, s2, t2
ADD s1, s1, t3
ADD s2, s2, t4
.align 3
.L15:
andi I, N, 7
blez I, .L999
NOP
.align 3
.L16:
LD a1, 0 * SIZE(X)
daddiu I, I, -1
MOV t1, a1
ADD s1, s1, t1
bgtz I, .L16
daddiu X, X, SIZE
j .L999
NOP
.align 3
.L20:
blez I, .L25
NOP
LD a1, 0 * SIZE(X)
daddu X, X, INCX
LD a2, 0 * SIZE(X)
daddu X, X, INCX
LD a3, 0 * SIZE(X)
daddu X, X, INCX
LD a4, 0 * SIZE(X)
daddu X, X, INCX
LD a5, 0 * SIZE(X)
daddu X, X, INCX
LD a6, 0 * SIZE(X)
daddu X, X, INCX
MOV t1, a1
LD a7, 0 * SIZE(X)
MOV t2, a2
daddu X, X, INCX
MOV t3, a3
LD a8, 0 * SIZE(X)
MOV t4, a4
daddiu I, I, -1
blez I, .L24
daddu X, X, INCX
.align 3
.L23:
ADD s1, s1, t1
LD a1, 0 * SIZE(X)
MOV t1, a5
daddu X, X, INCX
ADD s2, s2, t2
LD a2, 0 * SIZE(X)
MOV t2, a6
daddu X, X, INCX
ADD s1, s1, t3
LD a3, 0 * SIZE(X)
MOV t3, a7
daddu X, X, INCX
ADD s2, s2, t4
LD a4, 0 * SIZE(X)
MOV t4, a8
daddu X, X, INCX
ADD s1, s1, t1
LD a5, 0 * SIZE(X)
MOV t1, a1
daddu X, X, INCX
ADD s2, s2, t2
LD a6, 0 * SIZE(X)
MOV t2, a2
daddu X, X, INCX
ADD s1, s1, t3
LD a7, 0 * SIZE(X)
MOV t3, a3
daddu X, X, INCX
ADD s2, s2, t4
LD a8, 0 * SIZE(X)
MOV t4, a4
daddiu I, I, -1
bgtz I, .L23
daddu X, X, INCX
.align 3
.L24:
ADD s1, s1, t1
MOV t1, a5
ADD s2, s2, t2
MOV t2, a6
ADD s1, s1, t3
MOV t3, a7
ADD s2, s2, t4
MOV t4, a8
ADD s1, s1, t1
ADD s2, s2, t2
ADD s1, s1, t3
ADD s2, s2, t4
.align 3
.L25:
andi I, N, 7
blez I, .L999
NOP
.align 3
.L26:
LD a1, 0 * SIZE(X)
daddiu I, I, -1
MOV t1, a1
daddu X, X, INCX
bgtz I, .L26
ADD s1, s1, t1
.align 3
.L999:
j $31
ADD s1, s1, s2
EPILOGUE

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kernel/mips64/zsum.S Normal file
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/*********************************************************************/
/* 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 $5
#define INCX $6
#define I $2
#define TEMP $3
#define a1 $f2
#define a2 $f3
#define a3 $f4
#define a4 $f5
#define a5 $f6
#define a6 $f7
#define a7 $f8
#define a8 $f9
#define t1 $f10
#define t2 $f11
#define t3 $f12
#define t4 $f13
#define s1 $f0
#define s2 $f1
PROLOGUE
#ifdef F_INTERFACE
LDINT N, 0(N)
LDINT INCX, 0(INCX)
#endif
MTC $0, s1
MTC $0, s2
dsll INCX, INCX, ZBASE_SHIFT
blez N, .L999
dsra I, N, 2
blez I, .L25
NOP
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
MOV t1, a1
MOV t2, a2
LD a7, 0 * SIZE(X)
LD a8, 1 * SIZE(X)
MOV t3, a3
MOV t4, a4
daddiu I, I, -1
blez I, .L24
daddu X, X, INCX
.align 3
.L23:
ADD s1, s1, t1
LD a1, 0 * SIZE(X)
MOV t1, a5
daddiu I, I, -1
ADD s2, s2, t2
LD a2, 1 * SIZE(X)
MOV t2, a6
daddu X, X, INCX
ADD s1, s1, t3
LD a3, 0 * SIZE(X)
MOV t3, a7
NOP
ADD s2, s2, t4
LD a4, 1 * SIZE(X)
MOV t4, a8
daddu X, X, INCX
ADD s1, s1, t1
LD a5, 0 * SIZE(X)
MOV t1, a1
NOP
ADD s2, s2, t2
LD a6, 1 * SIZE(X)
MOV t2, a2
daddu X, X, INCX
ADD s1, s1, t3
LD a7, 0 * SIZE(X)
MOV t3, a3
LD a8, 1 * SIZE(X)
ADD s2, s2, t4
daddu X, X, INCX
bgtz I, .L23
MOV t4, a4
.align 3
.L24:
ADD s1, s1, t1
MOV t1, a5
ADD s2, s2, t2
MOV t2, a6
ADD s1, s1, t3
MOV t3, a7
ADD s2, s2, t4
MOV t4, a8
ADD s1, s1, t1
ADD s2, s2, t2
ADD s1, s1, t3
ADD s2, s2, t4
.align 3
.L25:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L26:
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
MOV t1, a1
daddiu I, I, -1
MOV t2, a2
daddu X, X, INCX
ADD s1, s1, t1
bgtz I, .L26
ADD s2, s2, t2
.align 3
.L999:
j $31
ADD s1, s1, s2
EPILOGUE