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/*********************************************************************/ |
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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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#define M ARG1 /* rdi */ |
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#define X ARG2 /* rsi */ |
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#define INCX ARG3 /* rdx */ |
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#define Y ARG4 /* rcx */ |
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#ifndef WINDOWS_ABI |
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#define INCY ARG5 /* r8 */ |
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#else |
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#define INCY %r10 |
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#endif |
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#include "l1param.h" |
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#define VLOAD(OFFSET, ADDR, REG) vmovups OFFSET(ADDR), REG |
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#define VSHUFPD_1(REG1 , REG2) vshufpd $0x01, REG1, REG2, REG2 |
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#define A_PRE 640 |
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#define B_PRE 640 |
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PROLOGUE |
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PROFCODE |
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#ifdef WINDOWS_ABI |
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movq 40(%rsp), INCY |
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#endif |
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SAVEREGISTERS |
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leaq (, INCX, SIZE), INCX |
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leaq (, INCY, SIZE), INCY |
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cmpq $SIZE, INCX |
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jne .L40 |
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cmpq $SIZE, INCY |
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jne .L40 |
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testq $SIZE, X |
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je .L10 |
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vmovsd (X), %xmm0 |
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vmovsd %xmm0, (Y) |
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addq $1 * SIZE, X |
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addq $1 * SIZE, Y |
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decq M |
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jle .L19 |
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ALIGN_4 |
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.L10: |
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subq $-16 * SIZE, X |
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subq $-16 * SIZE, Y |
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movq M, %rax |
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sarq $4, %rax |
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jle .L13 |
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vmovups -16 * SIZE(X), %xmm0 |
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vmovups -14 * SIZE(X), %xmm1 |
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vmovups -12 * SIZE(X), %xmm2 |
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vmovups -10 * SIZE(X), %xmm3 |
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vmovups -8 * SIZE(X), %xmm4 |
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vmovups -6 * SIZE(X), %xmm5 |
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vmovups -4 * SIZE(X), %xmm6 |
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vmovups -2 * SIZE(X), %xmm7 |
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decq %rax |
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jle .L12 |
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ALIGN_4 |
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.L11: |
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prefetchnta A_PRE(X) |
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nop |
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vmovups %xmm0, -16 * SIZE(Y) |
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vmovups %xmm1, -14 * SIZE(Y) |
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prefetchnta B_PRE(Y) |
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nop |
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vmovups %xmm2, -12 * SIZE(Y) |
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vmovups %xmm3, -10 * SIZE(Y) |
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VLOAD( 0 * SIZE, X, %xmm0) |
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VLOAD( 2 * SIZE, X, %xmm1) |
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VLOAD( 4 * SIZE, X, %xmm2) |
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VLOAD( 6 * SIZE, X, %xmm3) |
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prefetchnta A_PRE+64(X) |
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nop |
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vmovups %xmm4, -8 * SIZE(Y) |
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vmovups %xmm5, -6 * SIZE(Y) |
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prefetchnta B_PRE+64(Y) |
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nop |
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vmovups %xmm6, -4 * SIZE(Y) |
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vmovups %xmm7, -2 * SIZE(Y) |
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VLOAD( 8 * SIZE, X, %xmm4) |
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VLOAD(10 * SIZE, X, %xmm5) |
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subq $-16 * SIZE, Y |
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VLOAD(12 * SIZE, X, %xmm6) |
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VLOAD(14 * SIZE, X, %xmm7) |
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subq $-16 * SIZE, X |
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decq %rax |
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jg .L11 |
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ALIGN_3 |
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.L12: |
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vmovups %xmm0, -16 * SIZE(Y) |
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vmovups %xmm1, -14 * SIZE(Y) |
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vmovups %xmm2, -12 * SIZE(Y) |
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vmovups %xmm3, -10 * SIZE(Y) |
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vmovups %xmm4, -8 * SIZE(Y) |
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vmovups %xmm5, -6 * SIZE(Y) |
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vmovups %xmm6, -4 * SIZE(Y) |
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vmovups %xmm7, -2 * SIZE(Y) |
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subq $-16 * SIZE, Y |
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subq $-16 * SIZE, X |
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ALIGN_3 |
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.L13: |
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testq $8, M |
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jle .L14 |
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ALIGN_3 |
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vmovups -16 * SIZE(X), %xmm0 |
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vmovups -14 * SIZE(X), %xmm1 |
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vmovups -12 * SIZE(X), %xmm2 |
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vmovups -10 * SIZE(X), %xmm3 |
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vmovups %xmm0, -16 * SIZE(Y) |
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vmovups %xmm1, -14 * SIZE(Y) |
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vmovups %xmm2, -12 * SIZE(Y) |
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vmovups %xmm3, -10 * SIZE(Y) |
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addq $8 * SIZE, X |
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addq $8 * SIZE, Y |
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ALIGN_3 |
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.L14: |
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testq $4, M |
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jle .L15 |
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ALIGN_3 |
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vmovups -16 * SIZE(X), %xmm0 |
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vmovups -14 * SIZE(X), %xmm1 |
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vmovups %xmm0, -16 * SIZE(Y) |
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vmovups %xmm1, -14 * SIZE(Y) |
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addq $4 * SIZE, X |
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addq $4 * SIZE, Y |
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ALIGN_3 |
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.L15: |
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testq $2, M |
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jle .L16 |
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ALIGN_3 |
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vmovups -16 * SIZE(X), %xmm0 |
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vmovups %xmm0, -16 * SIZE(Y) |
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addq $2 * SIZE, X |
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addq $2 * SIZE, Y |
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ALIGN_3 |
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.L16: |
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testq $1, M |
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jle .L19 |
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ALIGN_3 |
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vmovsd -16 * SIZE(X), %xmm0 |
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vmovsd %xmm0, -16 * SIZE(Y) |
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ALIGN_3 |
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.L19: |
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xorq %rax,%rax |
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RESTOREREGISTERS |
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ret |
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ALIGN_3 |
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.L40: |
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movq M, %rax |
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sarq $3, %rax |
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jle .L45 |
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ALIGN_3 |
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.L41: |
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vmovsd (X), %xmm0 |
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addq INCX, X |
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vmovsd (X), %xmm4 |
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addq INCX, X |
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vmovsd (X), %xmm1 |
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addq INCX, X |
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vmovsd (X), %xmm5 |
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addq INCX, X |
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vmovsd (X), %xmm2 |
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addq INCX, X |
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vmovsd (X), %xmm6 |
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addq INCX, X |
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vmovsd (X), %xmm3 |
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addq INCX, X |
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vmovsd (X), %xmm7 |
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addq INCX, X |
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vmovsd %xmm0, (Y) |
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addq INCY, Y |
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vmovsd %xmm4, (Y) |
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addq INCY, Y |
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vmovsd %xmm1, (Y) |
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addq INCY, Y |
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vmovsd %xmm5, (Y) |
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addq INCY, Y |
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vmovsd %xmm2, (Y) |
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addq INCY, Y |
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vmovsd %xmm6, (Y) |
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addq INCY, Y |
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vmovsd %xmm3, (Y) |
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addq INCY, Y |
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vmovsd %xmm7, (Y) |
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addq INCY, Y |
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decq %rax |
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jg .L41 |
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ALIGN_3 |
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.L45: |
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movq M, %rax |
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andq $7, %rax |
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jle .L47 |
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ALIGN_3 |
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.L46: |
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vmovsd (X), %xmm0 |
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addq INCX, X |
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vmovsd %xmm0, (Y) |
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addq INCY, Y |
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decq %rax |
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jg .L46 |
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ALIGN_3 |
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.L47: |
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xorq %rax, %rax |
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RESTOREREGISTERS |
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ret |
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EPILOGUE |