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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 r3
#define X r4
#define INCX r5
#define Y r6
#define INCY r7
#define PREA r8
#define FZERO f0
#define STACKSIZE 96
PROLOGUE
PROFCODE
addi SP, SP, -STACKSIZE
li r0, 0
stfd f14, 0(SP)
stfd f15, 8(SP)
stfd f16, 16(SP)
stfd f17, 24(SP)
stfd f18, 32(SP)
stfd f19, 40(SP)
stfd f20, 48(SP)
stfd f21, 56(SP)
stfd f22, 64(SP)
stfd f23, 72(SP)
stw r0, 80(SP)
lfs FZERO, 80(SP)
#ifdef F_INTERFACE
LDINT N, 0(N)
LDINT INCX, 0(INCX)
LDINT INCY, 0(INCY)
#endif
slwi INCX, INCX, BASE_SHIFT
slwi INCY, INCY, BASE_SHIFT
fmr f1, FZERO
fmr f2, FZERO
fmr f3, FZERO
fmr f4, FZERO
fmr f5, FZERO
fmr f6, FZERO
fmr f7, FZERO
#ifdef L1_DUALFETCH
li PREA, (L1_PREFETCHSIZE) / 2
#else
li PREA, (L1_PREFETCHSIZE)
#endif
cmpwi cr0, N, 0
ble- cr0, LL(999)
cmpwi cr0, INCX, SIZE
bne cr0, LL(100)
cmpwi cr0, INCY, SIZE
bne cr0, LL(100)
srawi. r0, N, 4
mtspr CTR, r0
beq- cr0, LL(50)
.align 4
LFD f8, 0 * SIZE(X)
LFD f9, 1 * SIZE(X)
LFD f10, 2 * SIZE(X)
LFD f11, 3 * SIZE(X)
LFD f16, 0 * SIZE(Y)
LFD f17, 1 * SIZE(Y)
LFD f18, 2 * SIZE(Y)
LFD f19, 3 * SIZE(Y)
LFD f12, 4 * SIZE(X)
LFD f13, 5 * SIZE(X)
LFD f14, 6 * SIZE(X)
LFD f15, 7 * SIZE(X)
LFD f20, 4 * SIZE(Y)
LFD f21, 5 * SIZE(Y)
LFD f22, 6 * SIZE(Y)
LFD f23, 7 * SIZE(Y)
bdz LL(20)
.align 4
LL(10):
FMADD f0, f8, f16, f0
FMADD f1, f9, f17, f1
FMADD f2, f10, f18, f2
FMADD f3, f11, f19, f3
LFD f8, 8 * SIZE(X)
LFD f9, 9 * SIZE(X)
LFD f10, 10 * SIZE(X)
LFD f11, 11 * SIZE(X)
LFD f16, 8 * SIZE(Y)
LFD f17, 9 * SIZE(Y)
LFD f18, 10 * SIZE(Y)
LFD f19, 11 * SIZE(Y)
FMADD f4, f12, f20, f4
FMADD f5, f13, f21, f5
FMADD f6, f14, f22, f6
FMADD f7, f15, f23, f7
LFD f12, 12 * SIZE(X)
LFD f13, 13 * SIZE(X)
LFD f14, 14 * SIZE(X)
LFD f15, 15 * SIZE(X)
LFD f20, 12 * SIZE(Y)
LFD f21, 13 * SIZE(Y)
LFD f22, 14 * SIZE(Y)
LFD f23, 15 * SIZE(Y)
FMADD f0, f8, f16, f0
FMADD f1, f9, f17, f1
FMADD f2, f10, f18, f2
FMADD f3, f11, f19, f3
LFD f8, 16 * SIZE(X)
LFD f9, 17 * SIZE(X)
LFD f10, 18 * SIZE(X)
LFD f11, 19 * SIZE(X)
LFD f16, 16 * SIZE(Y)
LFD f17, 17 * SIZE(Y)
LFD f18, 18 * SIZE(Y)
LFD f19, 19 * SIZE(Y)
FMADD f4, f12, f20, f4
FMADD f5, f13, f21, f5
FMADD f6, f14, f22, f6
FMADD f7, f15, f23, f7
LFD f12, 20 * SIZE(X)
LFD f13, 21 * SIZE(X)
LFD f14, 22 * SIZE(X)
LFD f15, 23 * SIZE(X)
LFD f20, 20 * SIZE(Y)
LFD f21, 21 * SIZE(Y)
LFD f22, 22 * SIZE(Y)
LFD f23, 23 * SIZE(Y)
#ifndef POWER6
L1_PREFETCH X, PREA
#ifdef L1_DUALFETCH
L1_PREFETCH Y, PREA
#endif
#endif
addi X, X, 16 * SIZE
addi Y, Y, 16 * SIZE
#ifdef POWER6
L1_PREFETCH X, PREA
#ifdef L1_DUALFETCH
L1_PREFETCH Y, PREA
#endif
#endif
bdnz LL(10)
.align 4
LL(20):
FMADD f0, f8, f16, f0
FMADD f1, f9, f17, f1
FMADD f2, f10, f18, f2
FMADD f3, f11, f19, f3
LFD f8, 8 * SIZE(X)
LFD f9, 9 * SIZE(X)
LFD f10, 10 * SIZE(X)
LFD f11, 11 * SIZE(X)
LFD f16, 8 * SIZE(Y)
LFD f17, 9 * SIZE(Y)
LFD f18, 10 * SIZE(Y)
LFD f19, 11 * SIZE(Y)
FMADD f4, f12, f20, f4
FMADD f5, f13, f21, f5
FMADD f6, f14, f22, f6
FMADD f7, f15, f23, f7
LFD f12, 12 * SIZE(X)
LFD f13, 13 * SIZE(X)
LFD f14, 14 * SIZE(X)
LFD f15, 15 * SIZE(X)
LFD f20, 12 * SIZE(Y)
LFD f21, 13 * SIZE(Y)
LFD f22, 14 * SIZE(Y)
LFD f23, 15 * SIZE(Y)
FMADD f0, f8, f16, f0
FMADD f1, f9, f17, f1
FMADD f2, f10, f18, f2
FMADD f3, f11, f19, f3
FMADD f4, f12, f20, f4
FMADD f5, f13, f21, f5
FMADD f6, f14, f22, f6
FMADD f7, f15, f23, f7
addi X, X, 16 * SIZE
addi Y, Y, 16 * SIZE
.align 4
LL(50):
andi. r0, N, 15
mtspr CTR, r0
beq LL(999)
.align 4
LL(60):
LFD f8, 0 * SIZE(X)
LFD f16, 0 * SIZE(Y)
addi X, X, 1 * SIZE
addi Y, Y, 1 * SIZE
FMADD f0, f8, f16, f0
bdnz LL(60)
b LL(999)
.align 4
LL(100):
#ifdef F_INTERFACE
cmpwi cr0, INCX, 0
bge+ LL(102)
subi r0, N, 1
mullw r0, r0, INCX
sub X, X, r0
.align 4
LL(102):
cmpwi cr0, INCY, 0
bge+ LL(104)
subi r0, N, 1
mullw r0, r0, INCY
sub Y, Y, r0
.align 4
LL(104):
#endif
sub X, X, INCX
sub Y, Y, INCY
srawi. r0, N, 4
mtspr CTR, r0
beq- LL(150)
LFDUX f8, X, INCX
LFDUX f16, Y, INCY
LFDUX f9, X, INCX
LFDUX f17, Y, INCY
LFDUX f10, X, INCX
LFDUX f18, Y, INCY
LFDUX f11, X, INCX
LFDUX f19, Y, INCY
LFDUX f12, X, INCX
LFDUX f20, Y, INCY
LFDUX f13, X, INCX
LFDUX f21, Y, INCY
LFDUX f14, X, INCX
LFDUX f22, Y, INCY
LFDUX f15, X, INCX
LFDUX f23, Y, INCY
bdz LL(120)
.align 4
LL(110):
FMADD f0, f8, f16, f0
FMADD f1, f9, f17, f1
FMADD f2, f10, f18, f2
FMADD f3, f11, f19, f3
LFDUX f8, X, INCX
LFDUX f16, Y, INCY
LFDUX f9, X, INCX
LFDUX f17, Y, INCY
LFDUX f10, X, INCX
LFDUX f18, Y, INCY
LFDUX f11, X, INCX
LFDUX f19, Y, INCY
FMADD f4, f12, f20, f4
FMADD f5, f13, f21, f5
FMADD f6, f14, f22, f6
FMADD f7, f15, f23, f7
LFDUX f12, X, INCX
LFDUX f20, Y, INCY
LFDUX f13, X, INCX
LFDUX f21, Y, INCY
LFDUX f14, X, INCX
LFDUX f22, Y, INCY
LFDUX f15, X, INCX
LFDUX f23, Y, INCY
FMADD f0, f8, f16, f0
FMADD f1, f9, f17, f1
FMADD f2, f10, f18, f2
FMADD f3, f11, f19, f3
LFDUX f8, X, INCX
LFDUX f16, Y, INCY
LFDUX f9, X, INCX
LFDUX f17, Y, INCY
LFDUX f10, X, INCX
LFDUX f18, Y, INCY
LFDUX f11, X, INCX
LFDUX f19, Y, INCY
FMADD f4, f12, f20, f4
FMADD f5, f13, f21, f5
FMADD f6, f14, f22, f6
FMADD f7, f15, f23, f7
LFDUX f12, X, INCX
LFDUX f20, Y, INCY
LFDUX f13, X, INCX
LFDUX f21, Y, INCY
LFDUX f14, X, INCX
LFDUX f22, Y, INCY
LFDUX f15, X, INCX
LFDUX f23, Y, INCY
bdnz LL(110)
.align 4
LL(120):
FMADD f0, f8, f16, f0
FMADD f1, f9, f17, f1
FMADD f2, f10, f18, f2
FMADD f3, f11, f19, f3
LFDUX f8, X, INCX
LFDUX f16, Y, INCY
LFDUX f9, X, INCX
LFDUX f17, Y, INCY
LFDUX f10, X, INCX
LFDUX f18, Y, INCY
LFDUX f11, X, INCX
LFDUX f19, Y, INCY
FMADD f4, f12, f20, f4
FMADD f5, f13, f21, f5
FMADD f6, f14, f22, f6
FMADD f7, f15, f23, f7
LFDUX f12, X, INCX
LFDUX f20, Y, INCY
LFDUX f13, X, INCX
LFDUX f21, Y, INCY
LFDUX f14, X, INCX
LFDUX f22, Y, INCY
LFDUX f15, X, INCX
LFDUX f23, Y, INCY
FMADD f0, f8, f16, f0
FMADD f1, f9, f17, f1
FMADD f2, f10, f18, f2
FMADD f3, f11, f19, f3
FMADD f4, f12, f20, f4
FMADD f5, f13, f21, f5
FMADD f6, f14, f22, f6
FMADD f7, f15, f23, f7
.align 4
LL(150):
andi. r0, N, 15
mtspr CTR, r0
beq LL(999)
.align 4
LL(160):
LFDUX f8, X, INCX
LFDUX f16, Y, INCY
FMADD f0, f8, f16, f0
bdnz LL(160)
.align 4
LL(999):
FADD f0, f0, f1
FADD f2, f2, f3
FADD f4, f4, f5
FADD f6, f6, f7
FADD f0, f0, f2
FADD f4, f4, f6
FADD f1, f0, f4
lfd f14, 0(SP)
lfd f15, 8(SP)
lfd f16, 16(SP)
lfd f17, 24(SP)
lfd f18, 32(SP)
lfd f19, 40(SP)
lfd f20, 48(SP)
lfd f21, 56(SP)
lfd f22, 64(SP)
lfd f23, 72(SP)
addi SP, SP, STACKSIZE
blr
EPILOGUE
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