/*********************************************************************/
/* 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 PREA r8
#define FZERO f1
#define STACKSIZE 160
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)
stfd f24, 80(SP)
stfd f25, 88(SP)
stfd f26, 96(SP)
stfd f27, 104(SP)
stfd f28, 112(SP)
stfd f29, 120(SP)
stfd f30, 128(SP)
stfd f31, 136(SP)
stw r0, 144(SP)
lfs FZERO,144(SP)
#ifdef F_INTERFACE
LDINT N, 0(N)
LDINT INCX, 0(INCX)
#endif
slwi INCX, INCX, BASE_SHIFT
li PREA, L1_PREFETCHSIZE
cmpwi cr0, N, 0
ble- LL(9999)
cmpwi cr0, INCX, 0
ble- LL(9999)
LFD f1, 0 * SIZE(X)
add X, X, INCX
fabs f0, f1
fabs f2, f1
fabs f3, f1
fabs f4, f1
fabs f5, f1
fabs f6, f1
fabs f7, f1
fabs f1, f1
subi N, N, 1
cmpwi cr0, INCX, SIZE
bne- cr0, LL(100)
srawi. r0, N, 4
mtspr CTR, r0
beq- cr0, LL(50)
LFD f24, 0 * SIZE(X)
LFD f25, 1 * SIZE(X)
LFD f26, 2 * SIZE(X)
LFD f27, 3 * SIZE(X)
LFD f28, 4 * SIZE(X)
LFD f29, 5 * SIZE(X)
LFD f30, 6 * SIZE(X)
LFD f31, 7 * SIZE(X)
fabs f8, f24
fabs f9, f25
fabs f10, f26
fabs f11, f27
LFD f24, 8 * SIZE(X)
LFD f25, 9 * SIZE(X)
LFD f26, 10 * SIZE(X)
LFD f27, 11 * SIZE(X)
fabs f12, f28
fabs f13, f29
fabs f14, f30
fabs f15, f31
LFD f28, 12 * SIZE(X)
LFD f29, 13 * SIZE(X)
LFD f30, 14 * SIZE(X)
LFD f31, 15 * SIZE(X)
bdz LL(20)
.align 4
LL(10):
fsub f16, f0, f8
fsub f17, f1, f9
fsub f18, f2, f10
fsub f19, f3, f11
fsub f20, f4, f12
fsub f21, f5, f13
fsub f22, f6, f14
fsub f23, f7, f15
fsel f0, f16, f0, f8
fabs f8, f24
fsel f1, f17, f1, f9
fabs f9, f25
fsel f2, f18, f2, f10
fabs f10, f26
fsel f3, f19, f3, f11
fabs f11, f27
LFD f24, 16 * SIZE(X)
LFD f25, 17 * SIZE(X)
LFD f26, 18 * SIZE(X)
LFD f27, 19 * SIZE(X)
fsel f4, f20, f4, f12
fabs f12, f28
fsel f5, f21, f5, f13
fabs f13, f29
fsel f6, f22, f6, f14
fabs f14, f30
fsel f7, f23, f7, f15
fabs f15, f31
LFD f28, 20 * SIZE(X)
LFD f29, 21 * SIZE(X)
LFD f30, 22 * SIZE(X)
LFD f31, 23 * SIZE(X)
fsub f16, f0, f8
fsub f17, f1, f9
fsub f18, f2, f10
fsub f19, f3, f11
fsub f20, f4, f12
fsub f21, f5, f13
fsub f22, f6, f14
fsub f23, f7, f15
fsel f0, f16, f0, f8
fabs f8, f24
fsel f1, f17, f1, f9
fabs f9, f25
fsel f2, f18, f2, f10
fabs f10, f26
fsel f3, f19, f3, f11
fabs f11, f27
LFD f24, 24 * SIZE(X)
LFD f25, 25 * SIZE(X)
LFD f26, 26 * SIZE(X)
LFD f27, 27 * SIZE(X)
fsel f4, f20, f4, f12
fabs f12, f28
fsel f5, f21, f5, f13
fabs f13, f29
fsel f6, f22, f6, f14
fabs f14, f30
fsel f7, f23, f7, f15
fabs f15, f31
LFD f28, 28 * SIZE(X)
LFD f29, 29 * SIZE(X)
LFD f30, 30 * SIZE(X)
LFD f31, 31 * SIZE(X)
#ifndef POWER6
L1_PREFETCH X, PREA
#endif
addi X, X, 16 * SIZE
#ifdef POWER6
L1_PREFETCH X, PREA
#endif
bdnz LL(10)
.align 4
LL(20):
fsub f16, f0, f8
fsub f17, f1, f9
fsub f18, f2, f10
fsub f19, f3, f11
fsub f20, f4, f12
fsub f21, f5, f13
fsub f22, f6, f14
fsub f23, f7, f15
fsel f0, f16, f0, f8
fabs f8, f24
fsel f1, f17, f1, f9
fabs f9, f25
fsel f2, f18, f2, f10
fabs f10, f26
fsel f3, f19, f3, f11
fabs f11, f27
fsel f4, f20, f4, f12
fabs f12, f28
fsel f5, f21, f5, f13
fabs f13, f29
fsel f6, f22, f6, f14
fabs f14, f30
fsel f7, f23, f7, f15
fabs f15, f31
fsub f16, f0, f8
fsub f17, f1, f9
fsub f18, f2, f10
fsub f19, f3, f11
fsub f20, f4, f12
fsub f21, f5, f13
fsub f22, f6, f14
fsub f23, f7, f15
fsel f0, f16, f0, f8
fsel f1, f17, f1, f9
fsel f2, f18, f2, f10
fsel f3, f19, f3, f11
fsel f4, f20, f4, f12
fsel f5, f21, f5, f13
fsel f6, f22, f6, f14
fsel f7, f23, f7, f15
addi X, X, 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)
addi X, X, 1 * SIZE
fabs f8, f8
fsub f16, f1, f8
fsel f1, f16, f1, f8
bdnz LL(60)
b LL(999)
.align 4
LL(100):
sub X, X, INCX
srawi. r0, N, 4
mtspr CTR, r0
beq- LL(150)
LFDUX f24, X, INCX
LFDUX f25, X, INCX
LFDUX f26, X, INCX
LFDUX f27, X, INCX
LFDUX f28, X, INCX
LFDUX f29, X, INCX
LFDUX f30, X, INCX
LFDUX f31, X, INCX
fabs f8, f24
fabs f9, f25
fabs f10, f26
fabs f11, f27
LFDUX f24, X, INCX
LFDUX f25, X, INCX
LFDUX f26, X, INCX
LFDUX f27, X, INCX
fabs f12, f28
fabs f13, f29
fabs f14, f30
fabs f15, f31
LFDUX f28, X, INCX
LFDUX f29, X, INCX
LFDUX f30, X, INCX
LFDUX f31, X, INCX
bdz LL(120)
.align 4
LL(110):
fsub f16, f0, f8
fsub f17, f1, f9
fsub f18, f2, f10
fsub f19, f3, f11
fsub f20, f4, f12
fsub f21, f5, f13
fsub f22, f6, f14
fsub f23, f7, f15
fsel f0, f16, f0, f8
fabs f8, f24
fsel f1, f17, f1, f9
fabs f9, f25
fsel f2, f18, f2, f10
fabs f10, f26
fsel f3, f19, f3, f11
fabs f11, f27
LFDUX f24, X, INCX
LFDUX f25, X, INCX
LFDUX f26, X, INCX
LFDUX f27, X, INCX
fsel f4, f20, f4, f12
fabs f12, f28
fsel f5, f21, f5, f13
fabs f13, f29
fsel f6, f22, f6, f14
fabs f14, f30
fsel f7, f23, f7, f15
fabs f15, f31
LFDUX f28, X, INCX
LFDUX f29, X, INCX
LFDUX f30, X, INCX
LFDUX f31, X, INCX
fsub f16, f0, f8
fsub f17, f1, f9
fsub f18, f2, f10
fsub f19, f3, f11
fsub f20, f4, f12
fsub f21, f5, f13
fsub f22, f6, f14
fsub f23, f7, f15
fsel f0, f16, f0, f8
fabs f8, f24
fsel f1, f17, f1, f9
fabs f9, f25
fsel f2, f18, f2, f10
fabs f10, f26
fsel f3, f19, f3, f11
fabs f11, f27
LFDUX f24, X, INCX
LFDUX f25, X, INCX
LFDUX f26, X, INCX
LFDUX f27, X, INCX
fsel f4, f20, f4, f12
fabs f12, f28
fsel f5, f21, f5, f13
fabs f13, f29
fsel f6, f22, f6, f14
fabs f14, f30
fsel f7, f23, f7, f15
fabs f15, f31
LFDUX f28, X, INCX
LFDUX f29, X, INCX
LFDUX f30, X, INCX
LFDUX f31, X, INCX
bdnz LL(110)
.align 4
LL(120):
fsub f16, f0, f8
fsub f17, f1, f9
fsub f18, f2, f10
fsub f19, f3, f11
fsub f20, f4, f12
fsub f21, f5, f13
fsub f22, f6, f14
fsub f23, f7, f15
fsel f0, f16, f0, f8
fabs f8, f24
fsel f1, f17, f1, f9
fabs f9, f25
fsel f2, f18, f2, f10
fabs f10, f26
fsel f3, f19, f3, f11
fabs f11, f27
fsel f4, f20, f4, f12
fabs f12, f28
fsel f5, f21, f5, f13
fabs f13, f29
fsel f6, f22, f6, f14
fabs f14, f30
fsel f7, f23, f7, f15
fabs f15, f31
fsub f16, f0, f8
fsub f17, f1, f9
fsub f18, f2, f10
fsub f19, f3, f11
fsub f20, f4, f12
fsub f21, f5, f13
fsub f22, f6, f14
fsub f23, f7, f15
fsel f0, f16, f0, f8
fsel f1, f17, f1, f9
fsel f2, f18, f2, f10
fsel f3, f19, f3, f11
fsel f4, f20, f4, f12
fsel f5, f21, f5, f13
fsel f6, f22, f6, f14
fsel f7, f23, f7, f15
.align 4
LL(150):
andi. r0, N, 15
mtspr CTR, r0
beq LL(999)
.align 4
LL(160):
LFDUX f8, X, INCX
fabs f8, f8
fsub f16, f1, f8
fsel f1, f16, f1, f8
bdnz LL(160)
.align 4
LL(999):
fsub f8, f0, f1
fsub f9, f2, f3
fsub f10, f4, f5
fsub f11, f6, f7
fsel f0, f8, f0, f1
fsel f2, f9, f2, f3
fsel f4, f10, f4, f5
fsel f6, f11, f6, f7
fsub f8, f0, f2
fsub f9, f4, f6
fsel f0, f8, f0, f2
fsel f4, f9, f4, f6
fsub f8, f0, f4
fsel f1, f8, f0, f4
.align 4
LL(9999):
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)
lfd f24, 80(SP)
lfd f25, 88(SP)
lfd f26, 96(SP)
lfd f27, 104(SP)
lfd f28, 112(SP)
lfd f29, 120(SP)
lfd f30, 128(SP)
lfd f31, 136(SP)
addi SP, SP, STACKSIZE
blr
EPILOGUE