/*********************************************************************/
/* 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"
#ifdef OPTERON
#define PREFETCH prefetch
#define PREFETCHW prefetchw
#else
#define PREFETCH prefetcht0
#define PREFETCHW prefetcht0
#endif
#define PREFETCHSIZE (5 + 4 * 10)
#define STACK 16
#define ARGS 16
#define J 0 + STACK(%esp)
#define KK 4 + STACK(%esp)
#define KKK 8 + STACK(%esp)
#define AORIG 12 + STACK(%esp)
#define M 4 + STACK + ARGS(%esp)
#define N 8 + STACK + ARGS(%esp)
#define K 12 + STACK + ARGS(%esp)
#define ALPHA_R 16 + STACK + ARGS(%esp)
#define ALPHA_I 32 + STACK + ARGS(%esp)
#define A 48 + STACK + ARGS(%esp)
#define ARG_B 52 + STACK + ARGS(%esp)
#define C 56 + STACK + ARGS(%esp)
#define ARG_LDC 60 + STACK + ARGS(%esp)
#define OFFSET 64 + STACK + ARGS(%esp)
#define I %esi
#define B %ebx
#define CO %edi
#define AO %edx
#define BO %ecx
#define LDC %ebp
#ifndef CONJ
#define ADD1 faddp
#define ADD2 fsubrp
#define ADD3 faddp
#define ADD4 faddp
#elif defined(LN) || defined(LT)
#define ADD1 faddp
#define ADD2 faddp
#define ADD3 fsubrp
#define ADD4 faddp
#else
#define ADD1 faddp
#define ADD2 faddp
#define ADD3 faddp
#define ADD4 fsubrp
#endif
#define PREFETCH_OFFSET 48
PROLOGUE
subl $ARGS, %esp # Generate Stack Frame
pushl %ebp
pushl %edi
pushl %esi
pushl %ebx
PROFCODE
movl ARG_LDC, LDC
movl ARG_B, B
sall $ZBASE_SHIFT, LDC
addl $8 * SIZE, A
addl $8 * SIZE, B
#ifdef LN
movl M, %eax
sall $ZBASE_SHIFT, %eax
addl %eax, C
imull K, %eax
addl %eax, A
#endif
#ifdef RT
movl N, %eax
sall $ZBASE_SHIFT, %eax
imull K, %eax
addl %eax, B
movl N, %eax
imull LDC, %eax
addl %eax, C
#endif
#ifdef RN
movl OFFSET, %eax
negl %eax
movl %eax, KK
#endif
#ifdef RT
movl N, %eax
subl OFFSET, %eax
movl %eax, KK
#endif
cmpl $0, M
jle .L999
movl N, %eax
movl %eax, J
testl %eax, %eax
jle .L999
ALIGN_4
.L01:
#if defined(LT) || defined(RN)
movl A, AO
#else
movl A, %eax
movl %eax, AORIG
#endif
#ifdef RT
movl K, %eax
sall $ZBASE_SHIFT, %eax
subl %eax, B
#endif
#ifdef RT
subl LDC, C
#endif
movl C, CO
#ifndef RT
addl LDC, C
#endif
#ifdef LN
movl OFFSET, %eax
addl M, %eax
movl %eax, KK
#endif
#ifdef LT
movl OFFSET, %eax
movl %eax, KK
#endif
movl M, I
ALIGN_4
.L11:
#ifdef LN
movl K, %eax
sall $ZBASE_SHIFT, %eax
subl %eax, AORIG
#endif
#if defined(LN) || defined(RT)
movl KK, %eax
sall $ZBASE_SHIFT, %eax
movl AORIG, AO
leal (AO, %eax, 1), AO
leal (B, %eax, 1), BO
#else
movl B, BO
#endif
fldz
fldz
fldz
fldz
#if defined(HAVE_3DNOW)
prefetchw 2 * SIZE(CO)
#elif defined(HAVE_SSE)
prefetchnta 2 * SIZE(CO)
#endif
#if defined(LT) || defined(RN)
movl KK, %eax
#else
movl K, %eax
subl KK, %eax
#endif
sarl $2, %eax
je .L15
ALIGN_4
.L12:
PREFETCH (PREFETCHSIZE + 0) * SIZE(AO)
FLD -8 * SIZE(AO)
FLD -8 * SIZE(BO)
fld %st(1)
fmul %st(1), %st
ADD1 %st, %st(3)
FLD -7 * SIZE(BO)
fmul %st, %st(2)
FLD -7 * SIZE(AO)
fmul %st, %st(2)
fmulp %st, %st(1)
ADD2 %st, %st(6)
ADD3 %st, %st(3)
ADD4 %st, %st(3)
FLD -6 * SIZE(AO)
FLD -6 * SIZE(BO)
fld %st(1)
fmul %st(1), %st
ADD1 %st, %st(3)
FLD -5 * SIZE(BO)
fmul %st, %st(2)
FLD -5 * SIZE(AO)
fmul %st, %st(2)
fmulp %st, %st(1)
ADD2 %st, %st(6)
ADD3 %st, %st(3)
ADD4 %st, %st(3)
PREFETCH (PREFETCHSIZE + 4) * SIZE(AO)
FLD -4 * SIZE(AO)
FLD -4 * SIZE(BO)
fld %st(1)
fmul %st(1), %st
ADD1 %st, %st(3)
FLD -3 * SIZE(BO)
fmul %st, %st(2)
FLD -3 * SIZE(AO)
fmul %st, %st(2)
fmulp %st, %st(1)
ADD2 %st, %st(6)
ADD3 %st, %st(3)
ADD4 %st, %st(3)
FLD -2 * SIZE(AO)
FLD -2 * SIZE(BO)
fld %st(1)
fmul %st(1), %st
ADD1 %st, %st(3)
FLD -1 * SIZE(BO)
fmul %st, %st(2)
FLD -1 * SIZE(AO)
fmul %st, %st(2)
fmulp %st, %st(1)
ADD2 %st, %st(6)
ADD3 %st, %st(3)
ADD4 %st, %st(3)
addl $8 * SIZE,AO
addl $8 * SIZE,BO
decl %eax
jne .L12
ALIGN_4
.L15:
#if defined(LT) || defined(RN)
movl KK, %eax
#else
movl K, %eax
subl KK, %eax
#endif
and $3, %eax
je .L18
ALIGN_4
.L16:
FLD -8 * SIZE(AO)
FLD -8 * SIZE(BO)
fld %st(1)
fmul %st(1), %st
ADD1 %st, %st(3)
FLD -7 * SIZE(BO)
fmul %st, %st(2)
FLD -7 * SIZE(AO)
fmul %st, %st(2)
fmulp %st, %st(1)
ADD2 %st, %st(6)
ADD3 %st, %st(3)
ADD4 %st, %st(3)
addl $2 * SIZE,AO
addl $2 * SIZE,BO
decl %eax
jne .L16
ALIGN_4
.L18:
faddp %st, %st(3)
faddp %st, %st(1)
fxch %st(1)
#if defined(LN) || defined(RT)
movl KK, %eax
#ifdef LN
subl $1, %eax
#else
subl $1, %eax
#endif
sall $ZBASE_SHIFT, %eax
movl AORIG, AO
leal (AO, %eax, 1), AO
leal (B, %eax, 1), BO
#endif
#if defined(LN) || defined(LT)
FLD -8 * SIZE(BO)
fsubp %st, %st(1)
FLD -7 * SIZE(BO)
fsubp %st, %st(2)
#else
FLD -8 * SIZE(AO)
fsubp %st, %st(1)
FLD -7 * SIZE(AO)
fsubp %st, %st(2)
#endif
#if defined(LN) || defined(LT)
FLD -8 * SIZE(AO)
fmul %st(1), %st
FLD -8 * SIZE(AO)
fmul %st(3), %st
FLD -7 * SIZE(AO)
fmulp %st, %st(3)
FLD -7 * SIZE(AO)
fmulp %st, %st(4)
#endif
#if defined(RN) || defined(RT)
FLD -8 * SIZE(BO)
fmul %st(1), %st
FLD -8 * SIZE(BO)
fmul %st(3), %st
FLD -7 * SIZE(BO)
fmulp %st, %st(3)
FLD -7 * SIZE(BO)
fmulp %st, %st(4)
#endif
#ifndef CONJ
faddp %st, %st(2)
fsubp %st, %st(2)
#else
fsubp %st, %st(2)
faddp %st, %st(2)
#endif
#if defined(LN) || defined(LT)
fld %st
FST -7 * SIZE(BO)
fxch %st(1)
fld %st
FST -8 * SIZE(BO)
#else
fld %st
FST -7 * SIZE(AO)
fxch %st(1)
fld %st
FST -8 * SIZE(AO)
#endif
#ifdef LN
subl $2 * SIZE, CO
#endif
FST 0 * SIZE(CO)
FST 1 * SIZE(CO)
#ifndef LN
addl $2 * SIZE, CO
#endif
#if defined(LT) || defined(RN)
movl K, %eax
subl KK, %eax
sall $ZBASE_SHIFT, %eax
leal (AO, %eax, 1), AO
leal (BO, %eax, 1), BO
#endif
#ifdef LN
subl $1, KK
#endif
#ifdef LT
addl $1, KK
#endif
#ifdef RT
movl K, %eax
sall $ZBASE_SHIFT, %eax
addl %eax, AORIG
#endif
decl I
jne .L11
#ifdef LN
movl K, %eax
sall $ZBASE_SHIFT, %eax
leal (B, %eax, 1), B
#endif
#if defined(LT) || defined(RN)
movl BO, B
#endif
#ifdef RN
addl $1, KK
#endif
#ifdef RT
subl $1, KK
#endif
decl J
jne .L01
ALIGN_4
.L999:
popl %ebx
popl %esi
popl %edi
popl %ebp
addl $ARGS, %esp
ret
EPILOGUE