697 lines
13 KiB
ArmAsm
697 lines
13 KiB
ArmAsm
/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin. */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* 1. Redistributions of source code must retain the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer. */
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/* */
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/* 2. Redistributions in binary form must reproduce the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer in the documentation and/or other materials */
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/* provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
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/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
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/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
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/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
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/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/* The views and conclusions contained in the software and */
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/* documentation are those of the authors and should not be */
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/* interpreted as representing official policies, either expressed */
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/* or implied, of The University of Texas at Austin. */
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/*********************************************************************/
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#define ASSEMBLER
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#include "common.h"
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#ifdef movsd
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#undef movsd
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#endif
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#ifdef PENTIUM3
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#ifdef HAVE_SSE
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#define PREFETCH prefetcht0
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#define PREFETCHW prefetcht0
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#define PREFETCHSIZE (16 * 2)
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#endif
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#define movsd movlps
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#endif
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#ifdef PENTIUM4
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#define PREFETCH prefetcht0
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#define PREFETCHW prefetcht0
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#define PREFETCHSIZE (16 * 4)
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#endif
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#if defined(CORE2) || defined(PENRYN) || defined(DUNNINGTON) || defined(NEHALEM) || defined(SANDYBRIDGE)
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#define PREFETCH prefetcht0
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#define PREFETCHW prefetcht0
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#define PREFETCHSIZE (16 * 7)
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#endif
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#ifdef OPTERON
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#define PREFETCH prefetchnta
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#define PREFETCHW prefetchw
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#define PREFETCHSIZE (16 * 3)
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#define movsd movlps
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#endif
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#ifdef BARCELONA
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#define PREFETCH prefetchnta
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#define PREFETCHW prefetchw
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#define PREFETCHSIZE (16 * 5)
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#endif
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#ifdef ATOM
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#define PREFETCH prefetchnta
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#define PREFETCHW prefetcht0
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#define PREFETCHSIZE (16 * 6)
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#endif
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#ifdef NANO
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#define PREFETCH prefetcht0
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#define PREFETCHSIZE (16 * 4)
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#endif
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#define STACKSIZE 16
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#define ARGS 20
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#define M 4 + STACKSIZE+ARGS(%esp)
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#define N 8 + STACKSIZE+ARGS(%esp)
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#define ALPHA 16 + STACKSIZE+ARGS(%esp)
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#define A 20 + STACKSIZE+ARGS(%esp)
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#define STACK_LDA 24 + STACKSIZE+ARGS(%esp)
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#define STACK_X 28 + STACKSIZE+ARGS(%esp)
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#define STACK_INCX 32 + STACKSIZE+ARGS(%esp)
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#define Y 36 + STACKSIZE+ARGS(%esp)
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#define STACK_INCY 40 + STACKSIZE+ARGS(%esp)
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#define BUFFER 44 + STACKSIZE+ARGS(%esp)
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#define MMM 0+ARGS(%esp)
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#define AA 4+ARGS(%esp)
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#define XX 8+ARGS(%esp)
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#define I %eax
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#define J %ebx
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#define INCX J
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#define INCY %ecx
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#define A1 %esi
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#define X %edx
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#define Y1 %edi
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#define LDA %ebp
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PROLOGUE
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subl $ARGS,%esp
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pushl %ebp
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pushl %edi
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pushl %esi
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pushl %ebx
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PROFCODE
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movl STACK_X, X
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movl X,XX
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movl A,J
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movl J,AA # backup A
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movl M,J
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movl J,MMM # mov M to MMM
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.L0t:
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xorl J,J
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addl $1,J
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sall $22,J # J=2^24*sizeof(float)=buffer size(16MB)
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subl $8, J # Don't use last 8 float in the buffer.
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subl J,MMM # MMM=MMM-J
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movl J,M
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jge .L00t
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ALIGN_4
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movl MMM,%eax
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addl J,%eax
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jle .L999x
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movl %eax,M
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.L00t:
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movl AA,%eax
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movl %eax,A # mov AA to A
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movl XX,%eax
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movl %eax,X
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movl STACK_LDA, LDA
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movl STACK_INCX, INCX
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movl STACK_INCY, INCY
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leal (,INCX, SIZE), INCX
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leal (,INCY, SIZE), INCY
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leal (,LDA, SIZE), LDA
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subl $-32 * SIZE, A
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cmpl $0, N
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jle .L999
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cmpl $0, M
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jle .L999
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movl BUFFER, Y1
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movl M, I
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sarl $3, I
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jle .L05
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ALIGN_4
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.L02:
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movss (X), %xmm0
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addl INCX, X
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movss (X), %xmm1
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addl INCX, X
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unpcklps %xmm1, %xmm0
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movss (X), %xmm2
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addl INCX, X
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movss (X), %xmm3
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addl INCX, X
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unpcklps %xmm3, %xmm2
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movss (X), %xmm4
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addl INCX, X
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movss (X), %xmm5
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addl INCX, X
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unpcklps %xmm5, %xmm4
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movss (X), %xmm6
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addl INCX, X
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movss (X), %xmm7
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addl INCX, X
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unpcklps %xmm7, %xmm6
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movlps %xmm0, 0 * SIZE(Y1)
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movlps %xmm2, 2 * SIZE(Y1)
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movlps %xmm4, 4 * SIZE(Y1)
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movlps %xmm6, 6 * SIZE(Y1)
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addl $8 * SIZE, Y1
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decl I
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jg .L02
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ALIGN_4
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.L05:
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movl M, I
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andl $7, I
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jle .L10
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ALIGN_2
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.L06:
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movss (X), %xmm0
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addl INCX, X
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movss %xmm0, 0 * SIZE(Y1)
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addl $SIZE, Y1
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decl I
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jg .L06
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ALIGN_4
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//Padding zero to prevent loading the dirty number from buffer.
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movl M, I
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movl $8, J
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andl $7, I
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xorps %xmm0, %xmm0
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subl I, J
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ALIGN_2
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.L07:
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movss %xmm0, 0 * SIZE(Y1)
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addl $SIZE, Y1
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decl J
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jg .L07
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ALIGN_4
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.L10:
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movl Y, Y1
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movl N, J
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sarl $1, J
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jle .L20
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ALIGN_3
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.L11:
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movl BUFFER, X
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addl $32 * SIZE, X
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movl A, A1
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leal (A1, LDA, 2), %eax
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movl %eax, A
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xorps %xmm0, %xmm0
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xorps %xmm1, %xmm1
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movaps -32 * SIZE(X), %xmm2
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movaps -28 * SIZE(X), %xmm3
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movl M, I
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sarl $4, I
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jle .L15
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movsd -32 * SIZE(A1), %xmm4
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movhps -30 * SIZE(A1), %xmm4
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movsd -32 * SIZE(A1, LDA), %xmm5
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movhps -30 * SIZE(A1, LDA), %xmm5
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movsd -28 * SIZE(A1), %xmm6
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movhps -26 * SIZE(A1), %xmm6
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movsd -28 * SIZE(A1, LDA), %xmm7
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movhps -26 * SIZE(A1, LDA), %xmm7
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decl I
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jle .L13
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ALIGN_4
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.L12:
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#ifdef PREFETCH
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PREFETCH PREFETCHSIZE * SIZE(A1)
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#endif
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mulps %xmm2, %xmm4
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addps %xmm4, %xmm0
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movsd -24 * SIZE(A1), %xmm4
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movhps -22 * SIZE(A1), %xmm4
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mulps %xmm2, %xmm5
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movaps -24 * SIZE(X), %xmm2
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addps %xmm5, %xmm1
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movsd -24 * SIZE(A1, LDA), %xmm5
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movhps -22 * SIZE(A1, LDA), %xmm5
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mulps %xmm3, %xmm6
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addps %xmm6, %xmm0
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movsd -20 * SIZE(A1), %xmm6
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movhps -18 * SIZE(A1), %xmm6
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mulps %xmm3, %xmm7
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movaps -20 * SIZE(X), %xmm3
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addps %xmm7, %xmm1
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movsd -20 * SIZE(A1, LDA), %xmm7
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movhps -18 * SIZE(A1, LDA), %xmm7
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#ifdef PREFETCH
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PREFETCH PREFETCHSIZE * SIZE(A1, LDA)
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#endif
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mulps %xmm2, %xmm4
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addps %xmm4, %xmm0
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movsd -16 * SIZE(A1), %xmm4
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movhps -14 * SIZE(A1), %xmm4
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mulps %xmm2, %xmm5
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movaps -16 * SIZE(X), %xmm2
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addps %xmm5, %xmm1
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movsd -16 * SIZE(A1, LDA), %xmm5
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movhps -14 * SIZE(A1, LDA), %xmm5
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mulps %xmm3, %xmm6
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addps %xmm6, %xmm0
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movsd -12 * SIZE(A1), %xmm6
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movhps -10 * SIZE(A1), %xmm6
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mulps %xmm3, %xmm7
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movaps -12 * SIZE(X), %xmm3
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addps %xmm7, %xmm1
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movsd -12 * SIZE(A1, LDA), %xmm7
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movhps -10 * SIZE(A1, LDA), %xmm7
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addl $16 * SIZE, A1
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addl $16 * SIZE, X
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decl I
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jg .L12
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ALIGN_4
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.L13:
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mulps %xmm2, %xmm4
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addps %xmm4, %xmm0
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movsd -24 * SIZE(A1), %xmm4
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movhps -22 * SIZE(A1), %xmm4
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mulps %xmm2, %xmm5
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movaps -24 * SIZE(X), %xmm2
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addps %xmm5, %xmm1
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movsd -24 * SIZE(A1, LDA), %xmm5
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movhps -22 * SIZE(A1, LDA), %xmm5
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mulps %xmm3, %xmm6
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addps %xmm6, %xmm0
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movsd -20 * SIZE(A1), %xmm6
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movhps -18 * SIZE(A1), %xmm6
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mulps %xmm3, %xmm7
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movaps -20 * SIZE(X), %xmm3
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addps %xmm7, %xmm1
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movsd -20 * SIZE(A1, LDA), %xmm7
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movhps -18 * SIZE(A1, LDA), %xmm7
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mulps %xmm2, %xmm4
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addps %xmm4, %xmm0
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mulps %xmm2, %xmm5
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movaps -16 * SIZE(X), %xmm2
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addps %xmm5, %xmm1
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mulps %xmm3, %xmm6
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addps %xmm6, %xmm0
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mulps %xmm3, %xmm7
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movaps -12 * SIZE(X), %xmm3
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addps %xmm7, %xmm1
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addl $16 * SIZE, A1
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addl $16 * SIZE, X
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ALIGN_4
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.L15:
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testl $8, M
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jle .L16
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movsd -32 * SIZE(A1), %xmm4
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movhps -30 * SIZE(A1), %xmm4
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movsd -32 * SIZE(A1, LDA), %xmm5
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movhps -30 * SIZE(A1, LDA), %xmm5
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movsd -28 * SIZE(A1), %xmm6
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movhps -26 * SIZE(A1), %xmm6
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movsd -28 * SIZE(A1, LDA), %xmm7
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movhps -26 * SIZE(A1, LDA), %xmm7
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mulps %xmm2, %xmm4
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addps %xmm4, %xmm0
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mulps %xmm2, %xmm5
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movaps -24 * SIZE(X), %xmm2
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addps %xmm5, %xmm1
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mulps %xmm3, %xmm6
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addps %xmm6, %xmm0
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mulps %xmm3, %xmm7
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movaps -20 * SIZE(X), %xmm3
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addps %xmm7, %xmm1
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addl $8 * SIZE, A1
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addl $8 * SIZE, X
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ALIGN_4
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.L16:
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testl $4, M
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jle .L17
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movsd -32 * SIZE(A1), %xmm4
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movhps -30 * SIZE(A1), %xmm4
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movsd -32 * SIZE(A1, LDA), %xmm5
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movhps -30 * SIZE(A1, LDA), %xmm5
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mulps %xmm2, %xmm4
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addps %xmm4, %xmm0
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mulps %xmm2, %xmm5
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addps %xmm5, %xmm1
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movaps %xmm3, %xmm2
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addl $4 * SIZE, A1
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ALIGN_4
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.L17:
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testl $2, M
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jle .L18
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#ifdef movsd
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xorps %xmm4, %xmm4
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#endif
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movsd -32 * SIZE(A1), %xmm4
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#ifdef movsd
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xorps %xmm5, %xmm5
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#endif
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movsd -32 * SIZE(A1, LDA), %xmm5
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mulps %xmm2, %xmm4
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addps %xmm4, %xmm0
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mulps %xmm2, %xmm5
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addps %xmm5, %xmm1
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movhlps %xmm2, %xmm2
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addl $2 * SIZE, A1
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ALIGN_4
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.L18:
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testl $1, M
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jle .L19
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movss -32 * SIZE(A1), %xmm4
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mulss %xmm2, %xmm4
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addss %xmm4, %xmm0
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movss -32 * SIZE(A1, LDA), %xmm5
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mulss %xmm2, %xmm5
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addss %xmm5, %xmm1
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ALIGN_4
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.L19:
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#ifdef HAVE_SSE3
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haddps %xmm0, %xmm0
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haddps %xmm1, %xmm1
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haddps %xmm0, %xmm0
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haddps %xmm1, %xmm1
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#else
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movhlps %xmm0, %xmm2
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movhlps %xmm1, %xmm3
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addps %xmm2, %xmm0
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addps %xmm3, %xmm1
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movaps %xmm0, %xmm2
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shufps $1, %xmm0, %xmm0
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movaps %xmm1, %xmm3
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shufps $1, %xmm1, %xmm1
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addss %xmm2, %xmm0
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addss %xmm3, %xmm1
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#endif
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movss ALPHA, %xmm7
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mulss %xmm7, %xmm0
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mulss %xmm7, %xmm1
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addss (Y1), %xmm0
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addss (Y1, INCY), %xmm1
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movss %xmm0, (Y1)
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movss %xmm1, (Y1, INCY)
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leal (Y1, INCY, 2), Y1
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decl J
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jg .L11
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ALIGN_4
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.L20:
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testl $1, N
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jle .L999
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movl BUFFER, X
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addl $32 * SIZE, X
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movl A, A1
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xorps %xmm0, %xmm0
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xorps %xmm1, %xmm1
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movaps -32 * SIZE(X), %xmm2
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movaps -28 * SIZE(X), %xmm3
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movl M, I
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sarl $4, I
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jle .L25
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movsd -32 * SIZE(A1), %xmm4
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movhps -30 * SIZE(A1), %xmm4
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movsd -28 * SIZE(A1), %xmm6
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movhps -26 * SIZE(A1), %xmm6
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decl I
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jle .L23
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ALIGN_4
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.L22:
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#ifdef PREFETCH
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PREFETCH PREFETCHSIZE * SIZE(A1)
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#endif
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mulps %xmm2, %xmm4
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movaps -24 * SIZE(X), %xmm2
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addps %xmm4, %xmm0
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movsd -24 * SIZE(A1), %xmm4
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movhps -22 * SIZE(A1), %xmm4
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mulps %xmm3, %xmm6
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movaps -20 * SIZE(X), %xmm3
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addps %xmm6, %xmm0
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movsd -20 * SIZE(A1), %xmm6
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movhps -18 * SIZE(A1), %xmm6
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mulps %xmm2, %xmm4
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movaps -16 * SIZE(X), %xmm2
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addps %xmm4, %xmm0
|
|
movsd -16 * SIZE(A1), %xmm4
|
|
movhps -14 * SIZE(A1), %xmm4
|
|
|
|
mulps %xmm3, %xmm6
|
|
movaps -12 * SIZE(X), %xmm3
|
|
addps %xmm6, %xmm0
|
|
movsd -12 * SIZE(A1), %xmm6
|
|
movhps -10 * SIZE(A1), %xmm6
|
|
|
|
addl $16 * SIZE, A1
|
|
addl $16 * SIZE, X
|
|
|
|
decl I
|
|
jg .L22
|
|
ALIGN_4
|
|
|
|
.L23:
|
|
mulps %xmm2, %xmm4
|
|
movaps -24 * SIZE(X), %xmm2
|
|
addps %xmm4, %xmm0
|
|
movsd -24 * SIZE(A1), %xmm4
|
|
movhps -22 * SIZE(A1), %xmm4
|
|
|
|
mulps %xmm3, %xmm6
|
|
movaps -20 * SIZE(X), %xmm3
|
|
addps %xmm6, %xmm0
|
|
movsd -20 * SIZE(A1), %xmm6
|
|
movhps -18 * SIZE(A1), %xmm6
|
|
|
|
mulps %xmm2, %xmm4
|
|
movaps -16 * SIZE(X), %xmm2
|
|
addps %xmm4, %xmm0
|
|
|
|
mulps %xmm3, %xmm6
|
|
movaps -12 * SIZE(X), %xmm3
|
|
addps %xmm6, %xmm0
|
|
|
|
addl $16 * SIZE, A1
|
|
addl $16 * SIZE, X
|
|
ALIGN_4
|
|
|
|
.L25:
|
|
testl $8, M
|
|
jle .L26
|
|
|
|
movsd -32 * SIZE(A1), %xmm4
|
|
movhps -30 * SIZE(A1), %xmm4
|
|
movsd -28 * SIZE(A1), %xmm6
|
|
movhps -26 * SIZE(A1), %xmm6
|
|
|
|
mulps %xmm2, %xmm4
|
|
movaps -24 * SIZE(X), %xmm2
|
|
addps %xmm4, %xmm0
|
|
|
|
mulps %xmm3, %xmm6
|
|
movaps -20 * SIZE(X), %xmm3
|
|
addps %xmm6, %xmm0
|
|
|
|
addl $8 * SIZE, A1
|
|
addl $8 * SIZE, X
|
|
ALIGN_4
|
|
|
|
.L26:
|
|
testl $4, M
|
|
jle .L27
|
|
|
|
movsd -32 * SIZE(A1), %xmm4
|
|
movhps -30 * SIZE(A1), %xmm4
|
|
|
|
mulps %xmm2, %xmm4
|
|
addps %xmm4, %xmm0
|
|
movaps %xmm3, %xmm2
|
|
|
|
addl $4 * SIZE, A1
|
|
ALIGN_4
|
|
|
|
.L27:
|
|
testl $2, M
|
|
jle .L28
|
|
|
|
#ifdef movsd
|
|
xorps %xmm4, %xmm4
|
|
#endif
|
|
movsd -32 * SIZE(A1), %xmm4
|
|
|
|
mulps %xmm2, %xmm4
|
|
addps %xmm4, %xmm0
|
|
movhlps %xmm2, %xmm2
|
|
|
|
addl $2 * SIZE, A1
|
|
ALIGN_4
|
|
|
|
.L28:
|
|
testl $1, M
|
|
jle .L29
|
|
|
|
movss -32 * SIZE(A1), %xmm4
|
|
mulss %xmm2, %xmm4
|
|
addss %xmm4, %xmm0
|
|
ALIGN_4
|
|
|
|
.L29:
|
|
#ifdef HAVE_SSE3
|
|
haddps %xmm0, %xmm0
|
|
haddps %xmm0, %xmm0
|
|
#else
|
|
movhlps %xmm0, %xmm2
|
|
|
|
addps %xmm2, %xmm0
|
|
|
|
movaps %xmm0, %xmm2
|
|
shufps $1, %xmm0, %xmm0
|
|
|
|
addss %xmm2, %xmm0
|
|
#endif
|
|
|
|
movss ALPHA, %xmm7
|
|
|
|
mulss %xmm7, %xmm0
|
|
|
|
addss (Y1), %xmm0
|
|
|
|
movss %xmm0, (Y1)
|
|
ALIGN_4
|
|
|
|
.L999:
|
|
movl M,J
|
|
leal (,J,SIZE),%eax
|
|
addl %eax,AA
|
|
movl STACK_INCX,INCX
|
|
imull INCX,%eax
|
|
addl %eax,XX
|
|
jmp .L0t
|
|
ALIGN_4
|
|
|
|
.L999x:
|
|
popl %ebx
|
|
popl %esi
|
|
popl %edi
|
|
popl %ebp
|
|
|
|
addl $ARGS,%esp
|
|
ret
|
|
|
|
EPILOGUE
|