/*********************************************************************/
/* 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 PENTIUM4
#define PREFETCH prefetcht0
#define PREFETCHW prefetcht0
#define PREFETCHSIZE (8 * 2)
#endif
#if defined(CORE2) || defined(PENRYN) || defined(DUNNINGTON) || defined(NEHALEM)
#define PREFETCH prefetcht0
#define PREFETCHW prefetcht0
#define PREFETCHSIZE (8 * 7)
#endif
#ifdef OPTERON
#define PREFETCH prefetchnta
#define PREFETCHW prefetchw
#define PREFETCHSIZE (8 * 3)
#define movsd movlps
#endif
#ifdef BARCELONA
#define PREFETCH prefetchnta
#define PREFETCHW prefetchw
#define PREFETCHSIZE (8 * 5)
#endif
#ifdef ATOM
#define PREFETCH prefetch
#define PREFETCHW prefetcht0
#define PREFETCHSIZE (8 * 6)
#endif
#ifdef NANO
#define PREFETCH prefetcht0
#define PREFETCHSIZE (8 * 4)
#endif
#define STACKSIZE 16
#define M 4 + STACKSIZE(%esp)
#define N 8 + STACKSIZE(%esp)
#define ALPHA 16 + STACKSIZE(%esp)
#define A 24 + STACKSIZE(%esp)
#define STACK_LDA 28 + STACKSIZE(%esp)
#define STACK_X 32 + STACKSIZE(%esp)
#define STACK_INCX 36 + STACKSIZE(%esp)
#define Y 40 + STACKSIZE(%esp)
#define STACK_INCY 44 + STACKSIZE(%esp)
#define BUFFER 48 + STACKSIZE(%esp)
#define I %eax
#define J %ebx
#define INCX %ecx
#define INCY J
#define A1 %esi
#define X %edx
#define Y1 %edi
#define LDA %ebp
PROLOGUE
pushl %ebp
pushl %edi
pushl %esi
pushl %ebx
PROFCODE
movl STACK_LDA, LDA
movl STACK_X, X
movl STACK_INCX, INCX
leal (,INCX, SIZE), INCX
leal (,LDA, SIZE), LDA
subl $-16 * SIZE, A
cmpl $0, N
jle .L999
cmpl $0, M
jle .L999
movl BUFFER, Y1
pxor %xmm7, %xmm7
movl M, %eax
addl $16, %eax
sarl $4, %eax
ALIGN_3
.L01:
movapd %xmm7, 0 * SIZE(Y1)
movapd %xmm7, 2 * SIZE(Y1)
movapd %xmm7, 4 * SIZE(Y1)
movapd %xmm7, 6 * SIZE(Y1)
movapd %xmm7, 8 * SIZE(Y1)
movapd %xmm7, 10 * SIZE(Y1)
movapd %xmm7, 12 * SIZE(Y1)
movapd %xmm7, 14 * SIZE(Y1)
subl $-16 * SIZE, Y1
decl %eax
jg .L01
ALIGN_3
.L10:
movl N, J
sarl $1, J
jle .L20
ALIGN_3
.L11:
movl BUFFER, Y1
addl $16 * SIZE, Y1
movl A, A1
leal (A1, LDA, 2), %eax
movl %eax, A
#ifdef HAVE_SSE3
movddup (X), %xmm6
addl INCX, X
movddup (X), %xmm7
addl INCX, X
movddup ALPHA, %xmm0
mulpd %xmm0, %xmm6
mulpd %xmm0, %xmm7
#else
movsd (X), %xmm6
addl INCX, X
movsd (X), %xmm7
addl INCX, X
movsd ALPHA, %xmm0
mulsd %xmm0, %xmm6
mulsd %xmm0, %xmm7
unpcklpd %xmm6, %xmm6
unpcklpd %xmm7, %xmm7
#endif
ALIGN_3
movl M, I
sarl $3, I
jle .L15
movsd -16 * SIZE(A1), %xmm2
movhpd -15 * SIZE(A1), %xmm2
movsd -14 * SIZE(A1), %xmm3
movhpd -13 * SIZE(A1), %xmm3
movapd -16 * SIZE(Y1), %xmm0
movapd -14 * SIZE(Y1), %xmm1
movsd -16 * SIZE(A1, LDA), %xmm4
movhpd -15 * SIZE(A1, LDA), %xmm4
movsd -14 * SIZE(A1, LDA), %xmm5
movhpd -13 * SIZE(A1, LDA), %xmm5
decl I
jle .L14
ALIGN_3
.L13:
#ifdef PREFETCH
PREFETCH (PREFETCHSIZE + 0) * SIZE(A1)
#endif
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
movsd -12 * SIZE(A1), %xmm2
movhpd -11 * SIZE(A1), %xmm2
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movsd -10 * SIZE(A1), %xmm3
movhpd -9 * SIZE(A1), %xmm3
mulpd %xmm7, %xmm4
addpd %xmm4, %xmm0
movsd -12 * SIZE(A1, LDA), %xmm4
movhpd -11 * SIZE(A1, LDA), %xmm4
movapd %xmm0, -16 * SIZE(Y1)
movapd -12 * SIZE(Y1), %xmm0
mulpd %xmm7, %xmm5
addpd %xmm5, %xmm1
movsd -10 * SIZE(A1, LDA), %xmm5
movhpd -9 * SIZE(A1, LDA), %xmm5
movapd %xmm1, -14 * SIZE(Y1)
movapd -10 * SIZE(Y1), %xmm1
#ifdef PREFETCH
PREFETCH (PREFETCHSIZE + 0) * SIZE(A1, LDA)
#endif
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
movsd -8 * SIZE(A1), %xmm2
movhpd -7 * SIZE(A1), %xmm2
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movsd -6 * SIZE(A1), %xmm3
movhpd -5 * SIZE(A1), %xmm3
mulpd %xmm7, %xmm4
addpd %xmm4, %xmm0
movsd -8 * SIZE(A1, LDA), %xmm4
movhpd -7 * SIZE(A1, LDA), %xmm4
movapd %xmm0, -12 * SIZE(Y1)
movapd -8 * SIZE(Y1), %xmm0
mulpd %xmm7, %xmm5
addpd %xmm5, %xmm1
movsd -6 * SIZE(A1, LDA), %xmm5
movhpd -5 * SIZE(A1, LDA), %xmm5
movapd %xmm1, -10 * SIZE(Y1)
movapd -6 * SIZE(Y1), %xmm1
subl $-8 * SIZE, A1
subl $-8 * SIZE, Y1
subl $1, I
BRANCH
jg .L13
ALIGN_3
.L14:
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
movsd -12 * SIZE(A1), %xmm2
movhpd -11 * SIZE(A1), %xmm2
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movsd -10 * SIZE(A1), %xmm3
movhpd -9 * SIZE(A1), %xmm3
mulpd %xmm7, %xmm4
addpd %xmm4, %xmm0
movsd -12 * SIZE(A1, LDA), %xmm4
movhpd -11 * SIZE(A1, LDA), %xmm4
movapd %xmm0, -16 * SIZE(Y1)
movapd -12 * SIZE(Y1), %xmm0
mulpd %xmm7, %xmm5
addpd %xmm5, %xmm1
movsd -10 * SIZE(A1, LDA), %xmm5
movhpd -9 * SIZE(A1, LDA), %xmm5
movapd %xmm1, -14 * SIZE(Y1)
movapd -10 * SIZE(Y1), %xmm1
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
mulpd %xmm7, %xmm4
addpd %xmm4, %xmm0
movapd %xmm0, -12 * SIZE(Y1)
mulpd %xmm7, %xmm5
addpd %xmm5, %xmm1
movapd %xmm1, -10 * SIZE(Y1)
subl $-8 * SIZE, A1
subl $-8 * SIZE, Y1
ALIGN_3
.L15:
testl $4, M
je .L16
movsd -16 * SIZE(A1), %xmm2
movhpd -15 * SIZE(A1), %xmm2
movsd -14 * SIZE(A1), %xmm3
movhpd -13 * SIZE(A1), %xmm3
movapd -16 * SIZE(Y1), %xmm0
movapd -14 * SIZE(Y1), %xmm1
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movsd -16 * SIZE(A1, LDA), %xmm4
movhpd -15 * SIZE(A1, LDA), %xmm4
movsd -14 * SIZE(A1, LDA), %xmm5
movhpd -13 * SIZE(A1, LDA), %xmm5
mulpd %xmm7, %xmm4
addpd %xmm4, %xmm0
mulpd %xmm7, %xmm5
addpd %xmm5, %xmm1
movapd %xmm0, -16 * SIZE(Y1)
movapd %xmm1, -14 * SIZE(Y1)
addl $4 * SIZE, A1
addl $4 * SIZE, Y1
ALIGN_3
.L16:
testl $2, M
je .L17
movsd -16 * SIZE(A1), %xmm2
movhpd -15 * SIZE(A1), %xmm2
movsd -16 * SIZE(A1, LDA), %xmm3
movhpd -15 * SIZE(A1, LDA), %xmm3
movapd -16 * SIZE(Y1), %xmm0
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
mulpd %xmm7, %xmm3
addpd %xmm3, %xmm0
movapd %xmm0, -16 * SIZE(Y1)
addl $2 * SIZE, A1
addl $2 * SIZE, Y1
ALIGN_3
.L17:
testl $1, M
je .L19
movsd -16 * SIZE(A1), %xmm2
movsd -16 * SIZE(A1, LDA), %xmm3
movsd -16 * SIZE(Y1), %xmm0
mulsd %xmm6, %xmm2
addsd %xmm2, %xmm0
mulsd %xmm7, %xmm3
addsd %xmm3, %xmm0
movsd %xmm0, -16 * SIZE(Y1)
ALIGN_3
.L19:
decl J
jg .L11
ALIGN_4
.L20:
testl $1, N
jle .L990
movl BUFFER, Y1
addl $16 * SIZE, Y1
movl A, A1
#ifdef HAVE_SSE3
movddup (X), %xmm6
addl INCX, X
movddup ALPHA, %xmm0
mulpd %xmm0, %xmm6
#else
movsd (X), %xmm6
addl INCX, X
movsd ALPHA, %xmm0
mulsd %xmm0, %xmm6
unpcklpd %xmm6, %xmm6
#endif
ALIGN_3
movl M, I
sarl $3, I
jle .L25
movsd -16 * SIZE(A1), %xmm2
movhpd -15 * SIZE(A1), %xmm2
movsd -14 * SIZE(A1), %xmm3
movhpd -13 * SIZE(A1), %xmm3
movapd -16 * SIZE(Y1), %xmm0
movapd -14 * SIZE(Y1), %xmm1
decl I
jle .L24
ALIGN_3
.L23:
#ifdef PREFETCH
PREFETCH (PREFETCHSIZE + 0) * SIZE(A1)
#endif
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
movsd -12 * SIZE(A1), %xmm2
movhpd -11 * SIZE(A1), %xmm2
movapd %xmm0, -16 * SIZE(Y1)
movapd -12 * SIZE(Y1), %xmm0
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movsd -10 * SIZE(A1), %xmm3
movhpd -9 * SIZE(A1), %xmm3
movapd %xmm1, -14 * SIZE(Y1)
movapd -10 * SIZE(Y1), %xmm1
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
movsd -8 * SIZE(A1), %xmm2
movhpd -7 * SIZE(A1), %xmm2
movapd %xmm0, -12 * SIZE(Y1)
movapd -8 * SIZE(Y1), %xmm0
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movsd -6 * SIZE(A1), %xmm3
movhpd -5 * SIZE(A1), %xmm3
movapd %xmm1, -10 * SIZE(Y1)
movapd -6 * SIZE(Y1), %xmm1
subl $-8 * SIZE, A1
subl $-8 * SIZE, Y1
subl $1, I
BRANCH
jg .L23
ALIGN_3
.L24:
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
movsd -12 * SIZE(A1), %xmm2
movhpd -11 * SIZE(A1), %xmm2
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movsd -10 * SIZE(A1), %xmm3
movhpd -9 * SIZE(A1), %xmm3
movapd %xmm0, -16 * SIZE(Y1)
movapd -12 * SIZE(Y1), %xmm0
movapd %xmm1, -14 * SIZE(Y1)
movapd -10 * SIZE(Y1), %xmm1
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
movapd %xmm0, -12 * SIZE(Y1)
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movapd %xmm1, -10 * SIZE(Y1)
subl $-8 * SIZE, A1
subl $-8 * SIZE, Y1
ALIGN_3
.L25:
testl $4, M
je .L26
movsd -16 * SIZE(A1), %xmm2
movhpd -15 * SIZE(A1), %xmm2
movsd -14 * SIZE(A1), %xmm3
movhpd -13 * SIZE(A1), %xmm3
movapd -16 * SIZE(Y1), %xmm0
movapd -14 * SIZE(Y1), %xmm1
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
mulpd %xmm6, %xmm3
addpd %xmm3, %xmm1
movapd %xmm0, -16 * SIZE(Y1)
movapd %xmm1, -14 * SIZE(Y1)
addl $4 * SIZE, A1
addl $4 * SIZE, Y1
ALIGN_3
.L26:
testl $2, M
je .L27
movsd -16 * SIZE(A1), %xmm2
movhpd -15 * SIZE(A1), %xmm2
movapd -16 * SIZE(Y1), %xmm0
mulpd %xmm6, %xmm2
addpd %xmm2, %xmm0
movapd %xmm0, -16 * SIZE(Y1)
addl $2 * SIZE, A1
addl $2 * SIZE, Y1
ALIGN_3
.L27:
testl $1, M
je .L990
movsd -16 * SIZE(A1), %xmm2
movsd -16 * SIZE(Y1), %xmm0
mulsd %xmm6, %xmm2
addsd %xmm2, %xmm0
movsd %xmm0, -16 * SIZE(Y1)
ALIGN_3
.L990:
movl Y, Y1
movl BUFFER, X
movl STACK_INCY, INCY
sall $BASE_SHIFT, INCY
movl M, %eax
sarl $3, %eax
jle .L994
ALIGN_3
.L992:
movsd (Y1), %xmm0
movhpd (Y1, INCY), %xmm0
addpd 0 * SIZE(X), %xmm0
movlpd %xmm0, (Y1)
movhpd %xmm0, (Y1, INCY)
leal (Y1, INCY, 2), Y1
movsd (Y1), %xmm0
movhpd (Y1, INCY), %xmm0
addpd 2 * SIZE(X), %xmm0
movlpd %xmm0, (Y1)
movhpd %xmm0, (Y1, INCY)
leal (Y1, INCY, 2), Y1
movsd (Y1), %xmm0
movhpd (Y1, INCY), %xmm0
addpd 4 * SIZE(X), %xmm0
movlpd %xmm0, (Y1)
movhpd %xmm0, (Y1, INCY)
leal (Y1, INCY, 2), Y1
movsd (Y1), %xmm0
movhpd (Y1, INCY), %xmm0
addpd 6 * SIZE(X), %xmm0
movlpd %xmm0, (Y1)
movhpd %xmm0, (Y1, INCY)
leal (Y1, INCY, 2), Y1
addl $8 * SIZE, X
decl %eax
jg .L992
ALIGN_3
.L994:
testl $7, M
jle .L999
testl $4, M
jle .L995
movsd (Y1), %xmm0
movhpd (Y1, INCY), %xmm0
addpd 0 * SIZE(X), %xmm0
movlpd %xmm0, (Y1)
movhpd %xmm0, (Y1, INCY)
leal (Y1, INCY, 2), Y1
movsd (Y1), %xmm0
movhpd (Y1, INCY), %xmm0
addpd 2 * SIZE(X), %xmm0
movlpd %xmm0, (Y1)
movhpd %xmm0, (Y1, INCY)
leal (Y1, INCY, 2), Y1
addl $4 * SIZE, X
ALIGN_3
.L995:
testl $2, M
jle .L996
movsd (Y1), %xmm0
movhpd (Y1, INCY), %xmm0
addpd 0 * SIZE(X), %xmm0
movlpd %xmm0, (Y1)
movhpd %xmm0, (Y1, INCY)
leal (Y1, INCY, 2), Y1
addl $2 * SIZE, X
ALIGN_3
.L996:
testl $1, M
jle .L999
movsd (Y1), %xmm0
movsd 0 * SIZE(X), %xmm4
addsd %xmm4, %xmm0
movlpd %xmm0, (Y1)
ALIGN_3
.L999:
popl %ebx
popl %esi
popl %edi
popl %ebp
ret
EPILOGUE