/*********************************************************************/
/* 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 PRE r8
#define INC1 r9
#define FZERO 144(SP)
#define FONE 148(SP)
#define C1 152(SP)
#define C2 156(SP)
#define STACKSIZE 160
PROLOGUE
PROFCODE
addi SP, SP, -STACKSIZE
li r10, 0
lis r11, 0x3f80
lis r6, 0x3f00
lis r7, 0x4040
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 r10, FZERO
stw r11, FONE
stw r6, C1
stw r7, C2
lfs f1, FZERO
#ifdef F_INTERFACE
LDINT N, 0(N)
LDINT INCX, 0(INCX)
#endif
slwi INCX, INCX, ZBASE_SHIFT
li INC1, SIZE
li PRE, 3 * 16 * SIZE
cmpwi cr0, N, 0
ble- LL(999)
cmpwi cr0, INCX, 0
ble- LL(999)
fmr f0, f1
sub X, X, INCX
fmr f2, f1
fmr f3, f1
fmr f4, f1
fmr f5, f1
fmr f6, f1
fmr f7, f1
fmr f8, f1
fmr f9, f1
fmr f10, f1
fmr f11, f1
fmr f12, f1
fmr f13, f1
fmr f14, f1
fmr f15, f1
srawi. r0, N, 3
mtspr CTR, r0
beq- cr0, LL(1150)
LFDUX f16, X, INCX
LFDX f17, X, INC1
LFDUX f18, X, INCX
LFDX f19, X, INC1
LFDUX f20, X, INCX
LFDX f21, X, INC1
LFDUX f22, X, INCX
LFDX f23, X, INC1
LFDUX f24, X, INCX
LFDX f25, X, INC1
LFDUX f26, X, INCX
LFDX f27, X, INC1
LFDUX f28, X, INCX
LFDX f29, X, INC1
LFDUX f30, X, INCX
LFDX f31, X, INC1
bdz LL(1120)
.align 4
LL(1110):
fmadd f0, f16, f16, f0
LFDUX f16, X, INCX
fmadd f1, f17, f17, f1
LFDX f17, X, INC1
fmadd f2, f18, f18, f2
LFDUX f18, X, INCX
fmadd f3, f19, f19, f3
LFDX f19, X, INC1
#ifdef PPCG4
dcbt X, PRE
#endif
fmadd f4, f20, f20, f4
LFDUX f20, X, INCX
fmadd f5, f21, f21, f5
LFDX f21, X, INC1
fmadd f6, f22, f22, f6
LFDUX f22, X, INCX
fmadd f7, f23, f23, f7
LFDX f23, X, INC1
fmadd f8, f24, f24, f8
LFDUX f24, X, INCX
fmadd f9, f25, f25, f9
LFDX f25, X, INC1
fmadd f10, f26, f26, f10
LFDUX f26, X, INCX
fmadd f11, f27, f27, f11
LFDX f27, X, INC1
#ifdef PPCG4
dcbt X, PRE
#endif
fmadd f12, f28, f28, f12
LFDUX f28, X, INCX
fmadd f13, f29, f29, f13
LFDX f29, X, INC1
fmadd f14, f30, f30, f14
LFDUX f30, X, INCX
fmadd f15, f31, f31, f15
LFDX f31, X, INC1
bdnz LL(1110)
.align 4
LL(1120):
fmadd f0, f16, f16, f0
fmadd f1, f17, f17, f1
fmadd f2, f18, f18, f2
fmadd f3, f19, f19, f3
fmadd f4, f20, f20, f4
fmadd f5, f21, f21, f5
fmadd f6, f22, f22, f6
fmadd f7, f23, f23, f7
fmadd f8, f24, f24, f8
fmadd f9, f25, f25, f9
fmadd f10, f26, f26, f10
fmadd f11, f27, f27, f11
fmadd f12, f28, f28, f12
fmadd f13, f29, f29, f13
fmadd f14, f30, f30, f14
fmadd f15, f31, f31, f15
.align 4
LL(1150):
andi. r0, N, 7
mtspr CTR, r0
beq- cr0, LL(1170)
.align 4
LL(1160):
LFDUX f16, X, INCX
LFDX f17, X, INC1
fmadd f0, f16, f16, f0
fmadd f1, f17, f17, f1
bdnz LL(1160)
.align 4
LL(1170):
fadd f0, f0, f1
fadd f2, f2, f3
fadd f4, f4, f5
fadd f6, f6, f7
fadd f8, f8, f9
fadd f10, f10, f11
fadd f12, f12, f13
fadd f14, f14, f15
fadd f0, f0, f2
fadd f4, f4, f6
fadd f8, f8, f10
fadd f12, f12, f14
fadd f0, f0, f4
fadd f8, f8, f12
fadd f1, f0, f8
lfs f4, FZERO
fcmpu cr0, f1, f4
beq cr0, LL(999)
frsqrte f0, f1
lfs f8, C1
lfs f9, C2
fmul f2, f1, f0
fadd f7, f8, f8
fmul f3, f0, f8
fnmsub f4, f2, f0, f9
fmul f0, f3, f4
fmul f5, f1, f0
fmul f2, f5, f8
fnmsub f3, f5, f0, f7
fmadd f1, f2, f3, f5
.align 4
LL(999):
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