/*********************************************************************/
/* 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 NN r6
#define XX r7
#define INC1 r9
#define PRE r10
#define FZERO 144(SP)
#define FONE 148(SP)
#define FMAX 152(SP)
#define C1 156(SP)
#define C2 160(SP)
#define STACKSIZE 168
PROLOGUE
PROFCODE
addi SP, SP, -STACKSIZE
li r10, 0
lis r11, 0x3f80
lis r12, 0x5fe0
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 r12, FMAX
stw r10, 4 + FMAX
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
sub X, X, INCX
li INC1, SIZE
li PRE, 3 * 16 * SIZE
cmpwi cr0, N, 0
ble- LL(999)
cmpwi cr0, INCX, 0
ble- LL(999)
mr NN, N
mr XX, X
LFDUX f0, X, INCX
LFDX f1, X, INC1
fabs f2, f0
fabs f3, f1
fabs f4, f0
fabs f5, f1
fabs f6, f0
fabs f7, f1
fabs f0, f0
fabs f1, f1
subi N, N, 1
srawi. r0, N, 3
mtspr CTR, r0
beq- LL(50)
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
fabs f8, f24
LFDUX f24, X, INCX
fabs f9, f25
LFDX f25, X, INC1
fabs f10, f26
LFDUX f26, X, INCX
fabs f11, f27
LFDX f27, X, INC1
fabs f12, f28
LFDUX f28, X, INCX
fabs f13, f29
LFDX f29, X, INC1
fabs f14, f30
LFDUX f30, X, INCX
fabs f15, f31
LFDX f31, X, INC1
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
#ifdef PPCG4
dcbt X, PRE
#endif
fabs f8, f24
LFDUX f24, X, INCX
fsel f1, f17, f1, f9
fabs f9, f25
LFDX f25, X, INC1
fsel f2, f18, f2, f10
fabs f10, f26
LFDUX f26, X, INCX
fsel f3, f19, f3, f11
fabs f11, f27
LFDX f27, X, INC1
fsel f4, f20, f4, f12
#ifdef PPCG4
dcbt X, PRE
#endif
fabs f12, f28
LFDUX f28, X, INCX
fsel f5, f21, f5, f13
fabs f13, f29
LFDX f29, X, INC1
fsel f6, f22, f6, f14
fabs f14, f30
LFDUX f30, X, INCX
fsel f7, f23, f7, f15
fabs f15, f31
LFDX f31, X, INC1
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
#ifdef PPCG4
dcbt X, PRE
#endif
fabs f8, f24
LFDUX f24, X, INCX
fsel f1, f17, f1, f9
fabs f9, f25
LFDX f25, X, INC1
fsel f2, f18, f2, f10
fabs f10, f26
LFDUX f26, X, INCX
fsel f3, f19, f3, f11
fabs f11, f27
LFDX f27, X, INC1
fsel f4, f20, f4, f12
#ifdef PPCG4
dcbt X, PRE
#endif
fabs f12, f28
LFDUX f28, X, INCX
fsel f5, f21, f5, f13
fabs f13, f29
LFDX f29, X, INC1
fsel f6, f22, f6, f14
fabs f14, f30
LFDUX f30, X, INCX
fsel f7, f23, f7, f15
fabs f15, f31
LFDX f31, X, INC1
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
.align 4
LL(50):
andi. r0, N, 7
mtspr CTR, r0
beq LL(99)
.align 4
LL(60):
LFDUX f8, X, INCX
LFDX f9, X, INC1
fabs f8, f8
fabs f9, f9
fsub f16, f0, f8
fsub f17, f1, f9
fsel f0, f16, f0, f8
fsel f1, f17, f1, f9
bdnz LL(60)
.align 4
LL(99):
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 f31, f8, f0, f4
lfs f1, FZERO
lfs f0, FONE
fcmpu cr0, f1, f31
beq- cr0, LL(999)
fdiv f30, f0, f31
fmr f0, f1
fmr f2, f1
fmr f3, f1
fmr f4, f1
fmr f5, f1
fmr f6, f1
fmr f7, f1
srawi. r0, NN, 3
mtspr CTR, r0
beq- cr0, LL(150)
LFDUX f8, XX, INCX
LFDX f9, XX, INC1
LFDUX f10, XX, INCX
LFDX f11, XX, INC1
LFDUX f12, XX, INCX
LFDX f13, XX, INC1
LFDUX f14, XX, INCX
LFDX f15, XX, INC1
fmul f16, f30, f8
LFDUX f8, XX, INCX
fmul f17, f30, f9
LFDX f9, XX, INC1
fmul f18, f30, f10
LFDUX f10, XX, INCX
fmul f19, f30, f11
LFDX f11, XX, INC1
fmul f20, f30, f12
LFDUX f12, XX, INCX
fmul f21, f30, f13
LFDX f13, XX, INC1
fmul f22, f30, f14
LFDUX f14, XX, INCX
fmul f23, f30, f15
LFDX f15, XX, INC1
bdz LL(120)
.align 4
LL(110):
fmadd f0, f16, f16, f0
#ifdef PPCG4
dcbt XX, PRE
#endif
fmul f16, f30, f8
LFDUX f8, XX, INCX
fmadd f1, f17, f17, f1
fmul f17, f30, f9
LFDX f9, XX, INC1
fmadd f2, f18, f18, f2
fmul f18, f30, f10
LFDUX f10, XX, INCX
fmadd f3, f19, f19, f3
fmul f19, f30, f11
LFDX f11, XX, INC1
fmadd f4, f20, f20, f4
#ifdef PPCG4
dcbt XX, PRE
#endif
fmul f20, f30, f12
LFDUX f12, XX, INCX
fmadd f5, f21, f21, f5
fmul f21, f30, f13
LFDX f13, XX, INC1
fmadd f6, f22, f22, f6
fmul f22, f30, f14
LFDUX f14, XX, INCX
fmadd f7, f23, f23, f7
fmul f23, f30, f15
LFDX f15, XX, INC1
fmadd f0, f16, f16, f0
#ifdef PPCG4
dcbt XX, PRE
#endif
fmul f16, f30, f8
LFDUX f8, XX, INCX
fmadd f1, f17, f17, f1
fmul f17, f30, f9
LFDX f9, XX, INC1
fmadd f2, f18, f18, f2
fmul f18, f30, f10
LFDUX f10, XX, INCX
fmadd f3, f19, f19, f3
fmul f19, f30, f11
LFDX f11, XX, INC1
fmadd f4, f20, f20, f4
#ifdef PPCG4
dcbt XX, PRE
#endif
fmul f20, f30, f12
LFDUX f12, XX, INCX
fmadd f5, f21, f21, f5
fmul f21, f30, f13
LFDX f13, XX, INC1
fmadd f6, f22, f22, f6
fmul f22, f30, f14
LFDUX f14, XX, INCX
fmadd f7, f23, f23, f7
fmul f23, f30, f15
LFDX f15, XX, INC1
bdnz LL(110)
.align 4
LL(120):
fmadd f0, f16, f16, f0
fmul f16, f30, f8
fmadd f1, f17, f17, f1
fmul f17, f30, f9
fmadd f2, f18, f18, f2
fmul f18, f30, f10
fmadd f3, f19, f19, f3
fmul f19, f30, f11
fmadd f4, f20, f20, f4
fmul f20, f30, f12
fmadd f5, f21, f21, f5
fmul f21, f30, f13
fmadd f6, f22, f22, f6
fmul f22, f30, f14
fmadd f7, f23, f23, f7
fmul f23, f30, f15
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
.align 4
LL(150):
andi. r0, NN, 7
mtspr CTR, r0
beq- cr0, LL(170)
.align 4
LL(160):
LFDUX f8, XX, INCX
LFDX f9, XX, INC1
fmul f16, f30, f8
fmul f17, f30, f9
fmadd f0, f16, f16, f0
fmadd f1, f17, f17, f1
bdnz LL(160)
.align 4
LL(170):
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
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 f2, f1, f0
fmul f3, f0, f8
fnmsub f4, f2, f0, f9
fmul f0, f3, f4
fmul f2, f1, f0
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
fmul f1, f31, f1
.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