/*********************************************************************/
/* 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 STACK 16
#define ARGS 0
#define STACK_M 4 + STACK + ARGS(%esp)
#define STACK_ALPHA 16 + STACK + ARGS(%esp)
#define STACK_X 24 + STACK + ARGS(%esp)
#define STACK_INCX 28 + STACK + ARGS(%esp)
#define STACK_Y 32 + STACK + ARGS(%esp)
#define STACK_INCY 36 + STACK + ARGS(%esp)
#define M %ebx
#define X %esi
#define Y %edi
#define INCX %ecx
#define INCY %edx
#define YY %ebp
#define ALPHA %xmm7
#include "l1param.h"
PROLOGUE
PROFCODE
pushl %edi
pushl %esi
pushl %ebx
pushl %ebp
movl STACK_M, M
movsd STACK_ALPHA, ALPHA
movl STACK_X, X
movl STACK_INCX, INCX
movl STACK_Y, Y
movl STACK_INCY, INCY
unpcklpd ALPHA, ALPHA
leal (, INCX, SIZE), INCX
leal (, INCY, SIZE), INCY
testl M, M
jle .L47
cmpl $SIZE, INCX
jne .L40
cmpl $SIZE, INCY
jne .L40
testl $SIZE, Y
je .L10
movsd (X), %xmm0
mulsd ALPHA, %xmm0
addsd (Y), %xmm0
movsd %xmm0, (Y)
addl $1 * SIZE, X
addl $1 * SIZE, Y
decl M
jle .L19
ALIGN_4
.L10:
subl $-16 * SIZE, X
subl $-16 * SIZE, Y
testl $SIZE, X
jne .L20
movl M, %eax
sarl $4, %eax
jle .L13
movaps -16 * SIZE(X), %xmm0
movaps -14 * SIZE(X), %xmm1
movaps -12 * SIZE(X), %xmm2
movaps -10 * SIZE(X), %xmm3
decl %eax
jle .L12
ALIGN_3
.L11:
#ifdef PREFETCHW
PREFETCHW (PREFETCHSIZE + 0) - PREOFFSET(Y)
#endif
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
movaps -8 * SIZE(X), %xmm0
mulpd ALPHA, %xmm1
addpd -14 * SIZE(Y), %xmm1
movaps %xmm1, -14 * SIZE(Y)
movaps -6 * SIZE(X), %xmm1
#ifdef PREFETCH
PREFETCH (PREFETCHSIZE + 0) - PREOFFSET(X)
#endif
mulpd ALPHA, %xmm2
addpd -12 * SIZE(Y), %xmm2
movaps %xmm2, -12 * SIZE(Y)
movaps -4 * SIZE(X), %xmm2
mulpd ALPHA, %xmm3
addpd -10 * SIZE(Y), %xmm3
movaps %xmm3, -10 * SIZE(Y)
movaps -2 * SIZE(X), %xmm3
#if defined(PREFETCHW) && !defined(FETCH128)
PREFETCHW (PREFETCHSIZE + 64) - PREOFFSET(Y)
#endif
mulpd ALPHA, %xmm0
addpd -8 * SIZE(Y), %xmm0
movaps %xmm0, -8 * SIZE(Y)
movaps 0 * SIZE(X), %xmm0
mulpd ALPHA, %xmm1
addpd -6 * SIZE(Y), %xmm1
movaps %xmm1, -6 * SIZE(Y)
movaps 2 * SIZE(X), %xmm1
#if defined(PREFETCH) && !defined(FETCH128)
PREFETCH (PREFETCHSIZE + 64) - PREOFFSET(X)
#endif
mulpd ALPHA, %xmm2
addpd -4 * SIZE(Y), %xmm2
movaps %xmm2, -4 * SIZE(Y)
movaps 4 * SIZE(X), %xmm2
mulpd ALPHA, %xmm3
addpd -2 * SIZE(Y), %xmm3
movaps %xmm3, -2 * SIZE(Y)
movaps 6 * SIZE(X), %xmm3
subl $-16 * SIZE, Y
subl $-16 * SIZE, X
decl %eax
jg .L11
ALIGN_3
.L12:
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
movaps -8 * SIZE(X), %xmm0
mulpd ALPHA, %xmm1
addpd -14 * SIZE(Y), %xmm1
movaps %xmm1, -14 * SIZE(Y)
movaps -6 * SIZE(X), %xmm1
mulpd ALPHA, %xmm2
addpd -12 * SIZE(Y), %xmm2
movaps %xmm2, -12 * SIZE(Y)
movaps -4 * SIZE(X), %xmm2
mulpd ALPHA, %xmm3
addpd -10 * SIZE(Y), %xmm3
movaps %xmm3, -10 * SIZE(Y)
movaps -2 * SIZE(X), %xmm3
mulpd ALPHA, %xmm0
addpd -8 * SIZE(Y), %xmm0
movaps %xmm0, -8 * SIZE(Y)
mulpd ALPHA, %xmm1
addpd -6 * SIZE(Y), %xmm1
movaps %xmm1, -6 * SIZE(Y)
mulpd ALPHA, %xmm2
addpd -4 * SIZE(Y), %xmm2
movaps %xmm2, -4 * SIZE(Y)
mulpd ALPHA, %xmm3
addpd -2 * SIZE(Y), %xmm3
movaps %xmm3, -2 * SIZE(Y)
subl $-16 * SIZE, Y
subl $-16 * SIZE, X
ALIGN_3
.L13:
movl M, %eax
andl $8, %eax
jle .L14
ALIGN_3
movaps -16 * SIZE(X), %xmm0
movaps -14 * SIZE(X), %xmm1
movaps -12 * SIZE(X), %xmm2
movaps -10 * SIZE(X), %xmm3
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
mulpd ALPHA, %xmm1
addpd -14 * SIZE(Y), %xmm1
mulpd ALPHA, %xmm2
addpd -12 * SIZE(Y), %xmm2
mulpd ALPHA, %xmm3
addpd -10 * SIZE(Y), %xmm3
movaps %xmm0, -16 * SIZE(Y)
movaps %xmm1, -14 * SIZE(Y)
movaps %xmm2, -12 * SIZE(Y)
movaps %xmm3, -10 * SIZE(Y)
addl $8 * SIZE, X
addl $8 * SIZE, Y
ALIGN_3
.L14:
movl M, %eax
andl $4, %eax
jle .L15
ALIGN_3
movaps -16 * SIZE(X), %xmm0
movaps -14 * SIZE(X), %xmm1
mulpd ALPHA, %xmm0
mulpd ALPHA, %xmm1
addpd -16 * SIZE(Y), %xmm0
addpd -14 * SIZE(Y), %xmm1
movaps %xmm0, -16 * SIZE(Y)
movaps %xmm1, -14 * SIZE(Y)
addl $4 * SIZE, X
addl $4 * SIZE, Y
ALIGN_3
.L15:
movl M, %eax
andl $2, %eax
jle .L16
ALIGN_3
movaps -16 * SIZE(X), %xmm0
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
addl $2 * SIZE, X
addl $2 * SIZE, Y
ALIGN_3
.L16:
movl M, %eax
andl $1, %eax
jle .L19
ALIGN_3
movsd -16 * SIZE(X), %xmm0
mulsd ALPHA, %xmm0
addsd -16 * SIZE(Y), %xmm0
movsd %xmm0, -16 * SIZE(Y)
ALIGN_3
.L19:
popl %ebp
popl %ebx
popl %esi
popl %edi
ret
ALIGN_3
.L20:
#ifdef ALIGNED_ACCESS
movhps -16 * SIZE(X), %xmm0
movl M, %eax
sarl $4, %eax
jle .L23
movaps -15 * SIZE(X), %xmm1
movaps -13 * SIZE(X), %xmm2
movaps -11 * SIZE(X), %xmm3
decl %eax
jle .L22
ALIGN_4
.L21:
#ifdef PREFETCHW
PREFETCHW (PREFETCHSIZE + 0) - PREOFFSET(Y)
#endif
SHUFPD_1 %xmm1, %xmm0
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
movaps -9 * SIZE(X), %xmm0
SHUFPD_1 %xmm2, %xmm1
mulpd ALPHA, %xmm1
addpd -14 * SIZE(Y), %xmm1
movaps %xmm1, -14 * SIZE(Y)
movaps -7 * SIZE(X), %xmm1
#ifdef PREFETCH
PREFETCH (PREFETCHSIZE + 0) - PREOFFSET(X)
#endif
SHUFPD_1 %xmm3, %xmm2
mulpd ALPHA, %xmm2
addpd -12 * SIZE(Y), %xmm2
movaps %xmm2, -12 * SIZE(Y)
movaps -5 * SIZE(X), %xmm2
SHUFPD_1 %xmm0, %xmm3
mulpd ALPHA, %xmm3
addpd -10 * SIZE(Y), %xmm3
movaps %xmm3, -10 * SIZE(Y)
movaps -3 * SIZE(X), %xmm3
#if defined(PREFETCHW) && !defined(FETCH128)
PREFETCHW (PREFETCHSIZE + 64) - PREOFFSET(Y)
#endif
SHUFPD_1 %xmm1, %xmm0
mulpd ALPHA, %xmm0
addpd -8 * SIZE(Y), %xmm0
movaps %xmm0, -8 * SIZE(Y)
movaps -1 * SIZE(X), %xmm0
SHUFPD_1 %xmm2, %xmm1
mulpd ALPHA, %xmm1
addpd -6 * SIZE(Y), %xmm1
movaps %xmm1, -6 * SIZE(Y)
movaps 1 * SIZE(X), %xmm1
#if defined(PREFETCH) && !defined(FETCH128)
PREFETCH (PREFETCHSIZE + 64) - PREOFFSET(X)
#endif
SHUFPD_1 %xmm3, %xmm2
mulpd ALPHA, %xmm2
addpd -4 * SIZE(Y), %xmm2
movaps %xmm2, -4 * SIZE(Y)
movaps 3 * SIZE(X), %xmm2
SHUFPD_1 %xmm0, %xmm3
mulpd ALPHA, %xmm3
addpd -2 * SIZE(Y), %xmm3
movaps %xmm3, -2 * SIZE(Y)
movaps 5 * SIZE(X), %xmm3
subl $-16 * SIZE, X
subl $-16 * SIZE, Y
decl %eax
jg .L21
ALIGN_3
.L22:
SHUFPD_1 %xmm1, %xmm0
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
movaps -9 * SIZE(X), %xmm0
SHUFPD_1 %xmm2, %xmm1
mulpd ALPHA, %xmm1
addpd -14 * SIZE(Y), %xmm1
movaps %xmm1, -14 * SIZE(Y)
movaps -7 * SIZE(X), %xmm1
SHUFPD_1 %xmm3, %xmm2
mulpd ALPHA, %xmm2
addpd -12 * SIZE(Y), %xmm2
movaps %xmm2, -12 * SIZE(Y)
movaps -5 * SIZE(X), %xmm2
SHUFPD_1 %xmm0, %xmm3
mulpd ALPHA, %xmm3
addpd -10 * SIZE(Y), %xmm3
movaps %xmm3, -10 * SIZE(Y)
movaps -3 * SIZE(X), %xmm3
SHUFPD_1 %xmm1, %xmm0
mulpd ALPHA, %xmm0
addpd -8 * SIZE(Y), %xmm0
movaps %xmm0, -8 * SIZE(Y)
movaps -1 * SIZE(X), %xmm0
SHUFPD_1 %xmm2, %xmm1
mulpd ALPHA, %xmm1
addpd -6 * SIZE(Y), %xmm1
movaps %xmm1, -6 * SIZE(Y)
SHUFPD_1 %xmm3, %xmm2
mulpd ALPHA, %xmm2
addpd -4 * SIZE(Y), %xmm2
movaps %xmm2, -4 * SIZE(Y)
SHUFPD_1 %xmm0, %xmm3
mulpd ALPHA, %xmm3
addpd -2 * SIZE(Y), %xmm3
movaps %xmm3, -2 * SIZE(Y)
subl $-16 * SIZE, X
subl $-16 * SIZE, Y
ALIGN_3
.L23:
movl M, %eax
andl $8, %eax
jle .L24
ALIGN_3
movaps -15 * SIZE(X), %xmm1
movaps -13 * SIZE(X), %xmm2
movaps -11 * SIZE(X), %xmm3
movaps -9 * SIZE(X), %xmm4
SHUFPD_1 %xmm1, %xmm0
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
SHUFPD_1 %xmm2, %xmm1
mulpd ALPHA, %xmm1
addpd -14 * SIZE(Y), %xmm1
movaps %xmm1, -14 * SIZE(Y)
SHUFPD_1 %xmm3, %xmm2
mulpd ALPHA, %xmm2
addpd -12 * SIZE(Y), %xmm2
movaps %xmm2, -12 * SIZE(Y)
SHUFPD_1 %xmm4, %xmm3
mulpd ALPHA, %xmm3
addpd -10 * SIZE(Y), %xmm3
movaps %xmm3, -10 * SIZE(Y)
movaps %xmm4, %xmm0
addl $8 * SIZE, X
addl $8 * SIZE, Y
ALIGN_3
.L24:
movl M, %eax
andl $4, %eax
jle .L25
ALIGN_3
movaps -15 * SIZE(X), %xmm1
movaps -13 * SIZE(X), %xmm2
SHUFPD_1 %xmm1, %xmm0
SHUFPD_1 %xmm2, %xmm1
mulpd ALPHA, %xmm0
mulpd ALPHA, %xmm1
addpd -16 * SIZE(Y), %xmm0
addpd -14 * SIZE(Y), %xmm1
movaps %xmm0, -16 * SIZE(Y)
movaps %xmm1, -14 * SIZE(Y)
movaps %xmm2, %xmm0
addl $4 * SIZE, X
addl $4 * SIZE, Y
ALIGN_3
.L25:
movl M, %eax
andl $2, %eax
jle .L26
ALIGN_3
movaps -15 * SIZE(X), %xmm1
SHUFPD_1 %xmm1, %xmm0
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
addl $2 * SIZE, X
addl $2 * SIZE, Y
ALIGN_3
.L26:
movl M, %eax
andl $1, %eax
jle .L29
ALIGN_3
movsd -16 * SIZE(X), %xmm0
mulsd ALPHA, %xmm0
addsd -16 * SIZE(Y), %xmm0
movsd %xmm0, -16 * SIZE(Y)
ALIGN_3
.L29:
popl %ebp
popl %ebx
popl %esi
popl %edi
ret
ALIGN_3
#else
movl M, %eax
sarl $3, %eax
jle .L23
movsd -16 * SIZE(X), %xmm0
movhps -15 * SIZE(X), %xmm0
movsd -14 * SIZE(X), %xmm1
movhps -13 * SIZE(X), %xmm1
movsd -12 * SIZE(X), %xmm2
movhps -11 * SIZE(X), %xmm2
movsd -10 * SIZE(X), %xmm3
movhps -9 * SIZE(X), %xmm3
decl %eax
jle .L22
ALIGN_3
.L21:
#ifdef PREFETCHW
PREFETCHW (PREFETCHSIZE + 0) - PREOFFSET(Y)
#endif
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
movsd -8 * SIZE(X), %xmm0
movhps -7 * SIZE(X), %xmm0
mulpd ALPHA, %xmm1
addpd -14 * SIZE(Y), %xmm1
movaps %xmm1, -14 * SIZE(Y)
movsd -6 * SIZE(X), %xmm1
movhps -5 * SIZE(X), %xmm1
#ifdef PREFETCH
PREFETCH (PREFETCHSIZE + 0) - PREOFFSET(X)
#endif
mulpd ALPHA, %xmm2
addpd -12 * SIZE(Y), %xmm2
movaps %xmm2, -12 * SIZE(Y)
movsd -4 * SIZE(X), %xmm2
movhps -3 * SIZE(X), %xmm2
mulpd ALPHA, %xmm3
addpd -10 * SIZE(Y), %xmm3
movaps %xmm3, -10 * SIZE(Y)
movsd -2 * SIZE(X), %xmm3
movhps -1 * SIZE(X), %xmm3
subl $-8 * SIZE, Y
subl $-8 * SIZE, X
decl %eax
jg .L21
ALIGN_3
.L22:
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
mulpd ALPHA, %xmm1
addpd -14 * SIZE(Y), %xmm1
movaps %xmm1, -14 * SIZE(Y)
mulpd ALPHA, %xmm2
addpd -12 * SIZE(Y), %xmm2
movaps %xmm2, -12 * SIZE(Y)
mulpd ALPHA, %xmm3
addpd -10 * SIZE(Y), %xmm3
movaps %xmm3, -10 * SIZE(Y)
subl $-8 * SIZE, Y
subl $-8 * SIZE, X
ALIGN_3
.L23:
movl M, %eax
andl $4, %eax
jle .L25
ALIGN_3
movsd -16 * SIZE(X), %xmm0
movhps -15 * SIZE(X), %xmm0
movsd -14 * SIZE(X), %xmm1
movhps -13 * SIZE(X), %xmm1
mulpd ALPHA, %xmm0
mulpd ALPHA, %xmm1
addpd -16 * SIZE(Y), %xmm0
addpd -14 * SIZE(Y), %xmm1
movaps %xmm0, -16 * SIZE(Y)
movaps %xmm1, -14 * SIZE(Y)
addl $4 * SIZE, X
addl $4 * SIZE, Y
ALIGN_3
.L25:
movl M, %eax
andl $2, %eax
jle .L26
ALIGN_3
movsd -16 * SIZE(X), %xmm0
movhps -15 * SIZE(X), %xmm0
mulpd ALPHA, %xmm0
addpd -16 * SIZE(Y), %xmm0
movaps %xmm0, -16 * SIZE(Y)
addl $2 * SIZE, X
addl $2 * SIZE, Y
ALIGN_3
.L26:
movl M, %eax
andl $1, %eax
jle .L29
ALIGN_3
movsd -16 * SIZE(X), %xmm0
mulsd ALPHA, %xmm0
addsd -16 * SIZE(Y), %xmm0
movsd %xmm0, -16 * SIZE(Y)
ALIGN_3
.L29:
popl %ebp
popl %ebx
popl %esi
popl %edi
ret
ALIGN_3
#endif
.L40:
movl Y, YY
movl M, %eax
//If incx==0 || incy==0, avoid unloop.
cmpl $0, INCX
je .L46
cmpl $0, INCY
je .L46
sarl $3, %eax
jle .L45
ALIGN_3
.L41:
movsd 0 * SIZE(X), %xmm0
addl INCX, X
movhpd 0 * SIZE(X), %xmm0
addl INCX, X
mulpd ALPHA, %xmm0
movsd 0 * SIZE(YY), %xmm6
addl INCY, YY
movhpd 0 * SIZE(YY), %xmm6
addl INCY, YY
addpd %xmm6, %xmm0
movsd 0 * SIZE(X), %xmm1
addl INCX, X
movhpd 0 * SIZE(X), %xmm1
addl INCX, X
mulpd ALPHA, %xmm1
movsd 0 * SIZE(YY), %xmm6
addl INCY, YY
movhpd 0 * SIZE(YY), %xmm6
addl INCY, YY
addpd %xmm6, %xmm1
movsd 0 * SIZE(X), %xmm2
addl INCX, X
movhpd 0 * SIZE(X), %xmm2
addl INCX, X
mulpd ALPHA, %xmm2
movsd 0 * SIZE(YY), %xmm6
addl INCY, YY
movhpd 0 * SIZE(YY), %xmm6
addl INCY, YY
addpd %xmm6, %xmm2
movsd 0 * SIZE(X), %xmm3
addl INCX, X
movhpd 0 * SIZE(X), %xmm3
addl INCX, X
mulpd ALPHA, %xmm3
movsd 0 * SIZE(YY), %xmm6
addl INCY, YY
movhpd 0 * SIZE(YY), %xmm6
addl INCY, YY
addpd %xmm6, %xmm3
movsd %xmm0, 0 * SIZE(Y)
addl INCY, Y
movhpd %xmm0, 0 * SIZE(Y)
addl INCY, Y
movsd %xmm1, 0 * SIZE(Y)
addl INCY, Y
movhpd %xmm1, 0 * SIZE(Y)
addl INCY, Y
movsd %xmm2, 0 * SIZE(Y)
addl INCY, Y
movhpd %xmm2, 0 * SIZE(Y)
addl INCY, Y
movsd %xmm3, 0 * SIZE(Y)
addl INCY, Y
movhpd %xmm3, 0 * SIZE(Y)
addl INCY, Y
decl %eax
jg .L41
ALIGN_3
.L45:
movl M, %eax
andl $7, %eax
jle .L47
ALIGN_3
.L46:
movsd (X), %xmm0
addl INCX, X
mulsd ALPHA, %xmm0
addsd (Y), %xmm0
movsd %xmm0, (Y)
addl INCY, Y
decl %eax
jg .L46
ALIGN_3
.L47:
popl %ebp
popl %ebx
popl %esi
popl %edi
ret
EPILOGUE