/*********************************************************************/
/* 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 PENTIUM
#define P 88
#endif
#ifndef P
#define P 1000
#endif
#define STACK 16
#define ARGS 24
#define NLDA 0 + STACK(%esp)
#define XP 4 + STACK(%esp)
#define MIN_M 8 + STACK(%esp)
#define J 12 + STACK(%esp)
#define IS 16 + STACK(%esp)
#define M 4 + STACK + ARGS(%esp)
#define N 8 + STACK + ARGS(%esp)
#define K 12 + STACK + ARGS(%esp)
#define ALPHA 16 + STACK + ARGS(%esp)
#define A 32 + STACK + ARGS(%esp)
#define LDA 36 + STACK + ARGS(%esp)
#define X 40 + STACK + ARGS(%esp)
#define INCX 44 + STACK + ARGS(%esp)
#define Y 48 + STACK + ARGS(%esp)
#define INCY 52 + STACK + ARGS(%esp)
#define BUFFER 56 + STACK + ARGS(%esp)
PROLOGUE
subl $ARGS, %esp
pushl %ebp
pushl %edi
pushl %esi
pushl %ebx
PROFCODE
FLD ALPHA
movl X, %edi # X
movl $0, IS
movl M, %ebx
movl N, %eax
testl %ebx, %ebx
jle .L79
testl %eax, %eax
jle .L79
movl INCX, %esi
sall $BASE_SHIFT, %esi
movl %esi, INCX
movl INCY, %esi
sall $BASE_SHIFT, %esi
movl %esi, INCY
movl LDA, %ebx
imull %ebx, %eax
movl $P, %esi
subl %eax, %esi
sall $BASE_SHIFT, %esi
movl %esi, NLDA
movl %ebx, %esi
sall $BASE_SHIFT, %esi
movl %esi, LDA
ALIGN_2
.L32:
movl IS, %esi
movl $P, %edx
movl M, %eax
subl %esi, %eax
cmpl %edx, %eax
#ifdef PENTIUM
jle .L33
movl %edx, %eax
.L33:
#else
cmovg %edx, %eax
#endif
movl %eax, MIN_M
movl IS, %ecx
sall $BASE_SHIFT, %ecx
leal (%edi,%ecx, 1), %ecx
movl INCX, %ebx
movl %ecx, XP
cmpl $SIZE, %ebx
je .L34
movl BUFFER, %esi
movl MIN_M, %ecx
movl %esi, XP
sarl $2, %ecx
jle .L35
ALIGN_3
.L36:
FLD (%edi)
addl %ebx, %edi
FST 0 * SIZE(%esi)
FLD (%edi)
addl %ebx, %edi
FST 1 * SIZE(%esi)
FLD (%edi)
addl %ebx, %edi
FST 2 * SIZE(%esi)
FLD (%edi)
addl %ebx, %edi
FST 3 * SIZE(%esi)
addl $4 * SIZE, %esi
decl %ecx
jg .L36
ALIGN_3
.L35:
movl MIN_M, %ecx
andl $3,%ecx
jle .L34
ALIGN_2
.L42:
FLD (%edi)
addl %ebx, %edi
FST (%esi)
addl $SIZE, %esi
decl %ecx
jg .L42
ALIGN_3
/* Main Routine */
.L34:
movl Y, %ebp # coffset = y
movl N, %esi
sarl $2, %esi
movl %esi, J
jle .L47
ALIGN_3
.L48:
movl A, %ebx # a_offset = a
fldz
movl LDA, %edx
fldz
leal (%ebx, %edx), %ecx # a_offset2 = a + lda
fldz
leal (%ebx, %edx, 4), %eax
fldz
movl %eax, A
movl XP, %esi
FLD (%esi)
movl MIN_M, %eax
sarl $2,%eax
jle .L51
ALIGN_3
#define PRESIZE 8
.L80:
#ifdef PENTIUM3
prefetcht0 PRESIZE * SIZE(%ebx, %edx, 2)
FLD 0 * SIZE(%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
prefetcht0 PRESIZE * SIZE(%ecx)
faddp %st,%st(2) # ct1 += at1
FLD 0 * SIZE(%ecx) # at1 = *(a_offset2 + 0 * lda)
prefetcht0 PRESIZE * SIZE(%ecx, %edx, 2)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
prefetcht0 PRESIZE * SIZE(%ebx)
FLD 0 * SIZE(%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD 0 * SIZE(%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 1 * SIZE(%esi)
FLD 1 * SIZE(%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(2) # ct1 += at1
FLD 1 * SIZE(%ecx) # at1 = *(a_offset2 + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
FLD 1 * SIZE(%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD 1 * SIZE(%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 2 * SIZE(%esi)
FLD 2 * SIZE(%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(2) # ct1 += at1
FLD 2 * SIZE(%ecx) # at1 = *(a_offset2 + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
FLD 2 * SIZE(%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD 2 * SIZE(%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 3 * SIZE(%esi)
FLD 3 * SIZE(%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(2) # ct1 += at1
FLD 3 * SIZE(%ecx) # at1 = *(a_offset2 + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
FLD 3 * SIZE(%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD 3 * SIZE(%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
addl $4 * SIZE, %ebx
faddp %st,%st(4)
addl $4 * SIZE, %ecx
FLD 4 * SIZE(%esi)
addl $4 * SIZE, %esi
#else
#if defined(HAS_PREFETCH)
prefetcht0 PRESIZE * SIZE(%ebx)
prefetcht0 PRESIZE * SIZE(%ebx, %edx, 2)
prefetcht0 PRESIZE * SIZE(%ecx)
prefetcht0 PRESIZE * SIZE(%ecx, %edx, 2)
#endif
FLD 0 * SIZE(%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(2) # ct1 += at1
FLD 0 * SIZE(%ecx) # at1 = *(a_offset2 + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
FLD 0 * SIZE(%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD 0 * SIZE(%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 1 * SIZE(%esi)
FLD 1 * SIZE(%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(2) # ct1 += at1
FLD 1 * SIZE(%ecx) # at1 = *(a_offset2 + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
FLD 1 * SIZE(%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD 1 * SIZE(%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 2 * SIZE(%esi)
FLD 2 * SIZE(%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(2) # ct1 += at1
FLD 2 * SIZE(%ecx) # at1 = *(a_offset2 + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
FLD 2 * SIZE(%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD 2 * SIZE(%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 3 * SIZE(%esi)
FLD 3 * SIZE(%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(2) # ct1 += at1
FLD 3 * SIZE(%ecx) # at1 = *(a_offset2 + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
FLD 3 * SIZE(%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD 3 * SIZE(%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 4 * SIZE(%esi)
addl $4 * SIZE, %ebx
addl $4 * SIZE, %ecx
addl $4 * SIZE, %esi
#endif
decl %eax
jg .L80
ALIGN_3
.L51:
movl MIN_M, %eax
andl $3, %eax
je .L81
ALIGN_3
.L52:
FLD (%ebx) # at = *(a_offset + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(2) # ct1 += at1
FLD (%ecx) # at1 = *(a_offset2 + 0 * lda)
fmul %st(1),%st # at1 *= bt1
faddp %st,%st(3) # ct2 += at1
FLD (%ebx, %edx, 2) # at = *(a_offset + 2 * lda)
fmul %st(1),%st
faddp %st,%st(4)
FLD (%ecx, %edx, 2) # at1 = *(a_offset2 + 2 * lda)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 1 * SIZE(%esi)
addl $SIZE, %ebx
addl $SIZE, %ecx
addl $SIZE, %esi
decl %eax
jg .L52
ALIGN_3
.L81:
ffreep %st(0)
fxch %st(4)
fmul %st, %st(4)
fmul %st, %st(1)
fmul %st, %st(2)
fmul %st, %st(3)
fxch %st(4)
movl INCY, %eax
FLD (%ebp)
faddp %st, %st(1)
FST (%ebp)
addl %eax, %ebp
FLD (%ebp)
faddp %st, %st(1)
FST (%ebp)
addl %eax, %ebp
FLD (%ebp)
faddp %st, %st(1)
FST (%ebp)
addl %eax, %ebp
FLD (%ebp)
faddp %st, %st(1)
FST (%ebp)
addl %eax, %ebp
decl J
jg .L48
ALIGN_3
.L47:
movl N, %esi
andl $3,%esi
movl %esi, J
jle .L60
ALIGN_2
.L61:
movl A, %ebx # a_offset = a
fldz # ct1 = ZERO
movl LDA, %edx
fldz # ct1 = ZERO
addl %ebx, %edx
fldz # ct1 = ZERO
movl %edx, A
fldz # ct1 = ZERO
movl XP, %esi
movl MIN_M, %eax
sarl $3,%eax
jle .L64
ALIGN_3
.L65:
#ifdef HAS_PREFETCH
prefetcht0 PRESIZE * 2 * SIZE(%ebx)
prefetcht0 PRESIZE * 2 * SIZE(%ebx)
#endif
FLD 0 * SIZE(%esi)
FLD 0 * SIZE(%ebx)
fmulp %st, %st(1)
faddp %st,%st(1)
FLD 1 * SIZE(%esi)
FLD 1 * SIZE(%ebx)
fmulp %st, %st(1)
faddp %st,%st(2)
FLD 2 * SIZE(%esi)
FLD 2 * SIZE(%ebx)
fmulp %st, %st(1)
faddp %st,%st(3)
FLD 3 * SIZE(%esi)
FLD 3 * SIZE(%ebx)
fmulp %st, %st(1)
faddp %st,%st(4)
FLD 4 * SIZE(%esi)
FLD 4 * SIZE(%ebx)
fmulp %st, %st(1)
faddp %st,%st(1)
FLD 5 * SIZE(%esi)
FLD 5 * SIZE(%ebx)
fmulp %st, %st(1)
faddp %st,%st(2)
FLD 6 * SIZE(%esi)
FLD 6 * SIZE(%ebx)
fmulp %st, %st(1)
faddp %st,%st(3)
FLD 7 * SIZE(%esi)
FLD 7 * SIZE(%ebx)
fmulp %st, %st(1)
faddp %st,%st(4)
addl $8 * SIZE, %esi
addl $8 * SIZE, %ebx
decl %eax
jg .L65
ALIGN_3
.L64:
movl MIN_M, %eax
andl $7, %eax
jle .L70
ALIGN_3
.L71:
FLD (%esi)
FLD (%ebx)
fmulp %st, %st(1)
faddp %st,%st(1)
addl $SIZE, %esi
addl $SIZE, %ebx
decl %eax
jg .L71
ALIGN_3
.L70:
faddp %st, %st(1)
faddp %st, %st(1)
faddp %st, %st(1)
fmul %st(1),%st
FLD (%ebp)
faddp %st, %st(1)
FST (%ebp)
addl INCY, %ebp
decl J
jg .L61
ALIGN_3
.L60:
movl A, %ebx
addl NLDA, %ebx
movl %ebx, A
addl $P, IS
movl M, %esi
cmpl %esi, IS
jl .L32
ALIGN_3
.L79:
ffreep %st(0)
popl %ebx
popl %esi
popl %edi
popl %ebp
addl $ARGS, %esp
ret
EPILOGUE