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vectorscan/src/fdr/teddy_avx2.c

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/*
* Copyright (c) 2016-2017, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Intel Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER 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.
*/
/** \file
* \brief Teddy literal matcher: AVX2 engine runtime.
*/
#include "fdr_internal.h"
#include "flood_runtime.h"
#include "teddy.h"
#include "teddy_internal.h"
#include "teddy_runtime_common.h"
#include "util/arch.h"
#include "util/simd_utils.h"
#if defined(HAVE_AVX2)
const u8 ALIGN_AVX_DIRECTIVE p_mask_arr256[33][64] = {
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
};
#ifdef ARCH_64_BIT
#define CONFIRM_FAT_TEDDY(var, bucket, offset, reason, conf_fn) \
do { \
if (unlikely(diff256(var, ones256()))) { \
m256 swap = swap128in256(var); \
m256 r = interleave256lo(var, swap); \
u64a part1 = extractlow64from256(r); \
u64a part2 = extract64from256(r, 1); \
r = interleave256hi(var, swap); \
u64a part3 = extractlow64from256(r); \
u64a part4 = extract64from256(r, 1); \
if (unlikely(part1 != ones_u64a)) { \
part1 = ~part1; \
conf_fn(&part1, bucket, offset, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part2 != ones_u64a)) { \
part2 = ~part2; \
conf_fn(&part2, bucket, offset + 4, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part3 != ones_u64a)) { \
part3 = ~part3; \
conf_fn(&part3, bucket, offset + 8, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part4 != ones_u64a)) { \
part4 = ~part4; \
conf_fn(&part4, bucket, offset + 12, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
} \
} while(0)
#else
#define CONFIRM_FAT_TEDDY(var, bucket, offset, reason, conf_fn) \
do { \
if (unlikely(diff256(var, ones256()))) { \
m256 swap = swap128in256(var); \
m256 r = interleave256lo(var, swap); \
u32 part1 = extractlow32from256(r); \
u32 part2 = extract32from256(r, 1); \
u32 part3 = extract32from256(r, 2); \
u32 part4 = extract32from256(r, 3); \
r = interleave256hi(var, swap); \
u32 part5 = extractlow32from256(r); \
u32 part6 = extract32from256(r, 1); \
u32 part7 = extract32from256(r, 2); \
u32 part8 = extract32from256(r, 3); \
if (unlikely(part1 != ones_u32)) { \
part1 = ~part1; \
conf_fn(&part1, bucket, offset, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part2 != ones_u32)) { \
part2 = ~part2; \
conf_fn(&part2, bucket, offset + 2, confBase, reason, a, ptr, \
&control, &last_match); \
} \
if (unlikely(part3 != ones_u32)) { \
part3 = ~part3; \
conf_fn(&part3, bucket, offset + 4, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part4 != ones_u32)) { \
part4 = ~part4; \
conf_fn(&part4, bucket, offset + 6, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part5 != ones_u32)) { \
part5 = ~part5; \
conf_fn(&part5, bucket, offset + 8, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part6 != ones_u32)) { \
part6 = ~part6; \
conf_fn(&part6, bucket, offset + 10, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part7 != ones_u32)) { \
part7 = ~part7; \
conf_fn(&part7, bucket, offset + 12, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
if (unlikely(part8 != ones_u32)) { \
part8 = ~part8; \
conf_fn(&part8, bucket, offset + 14, confBase, reason, a, ptr, \
&control, &last_match); \
CHECK_HWLM_TERMINATE_MATCHING; \
} \
} \
} while(0)
#endif
static really_inline
m256 vectoredLoad2x128(m256 *p_mask, const u8 *ptr, const size_t start_offset,
const u8 *lo, const u8 *hi,
const u8 *buf_history, size_t len_history,
const u32 nMasks) {
m128 p_mask128;
m256 ret = set2x128(vectoredLoad128(&p_mask128, ptr, start_offset, lo, hi,
buf_history, len_history, nMasks));
*p_mask = set2x128(p_mask128);
return ret;
}
static really_inline
m256 prep_conf_fat_teddy_m1(const m256 *maskBase, m256 val) {
m256 mask = set32x8(0xf);
m256 lo = and256(val, mask);
m256 hi = and256(rshift64_m256(val, 4), mask);
return or256(pshufb_m256(maskBase[0 * 2], lo),
pshufb_m256(maskBase[0 * 2 + 1], hi));
}
static really_inline
m256 prep_conf_fat_teddy_m2(const m256 *maskBase, m256 *old_1, m256 val) {
m256 mask = set32x8(0xf);
m256 lo = and256(val, mask);
m256 hi = and256(rshift64_m256(val, 4), mask);
m256 r = prep_conf_fat_teddy_m1(maskBase, val);
m256 res_1 = or256(pshufb_m256(maskBase[1 * 2], lo),
pshufb_m256(maskBase[1 * 2 + 1], hi));
m256 res_shifted_1 = vpalignr(res_1, *old_1, 16 - 1);
*old_1 = res_1;
return or256(r, res_shifted_1);
}
static really_inline
m256 prep_conf_fat_teddy_m3(const m256 *maskBase, m256 *old_1, m256 *old_2,
m256 val) {
m256 mask = set32x8(0xf);
m256 lo = and256(val, mask);
m256 hi = and256(rshift64_m256(val, 4), mask);
m256 r = prep_conf_fat_teddy_m2(maskBase, old_1, val);
m256 res_2 = or256(pshufb_m256(maskBase[2 * 2], lo),
pshufb_m256(maskBase[2 * 2 + 1], hi));
m256 res_shifted_2 = vpalignr(res_2, *old_2, 16 - 2);
*old_2 = res_2;
return or256(r, res_shifted_2);
}
static really_inline
m256 prep_conf_fat_teddy_m4(const m256 *maskBase, m256 *old_1, m256 *old_2,
m256 *old_3, m256 val) {
m256 mask = set32x8(0xf);
m256 lo = and256(val, mask);
m256 hi = and256(rshift64_m256(val, 4), mask);
m256 r = prep_conf_fat_teddy_m3(maskBase, old_1, old_2, val);
m256 res_3 = or256(pshufb_m256(maskBase[3 * 2], lo),
pshufb_m256(maskBase[3 * 2 + 1], hi));
m256 res_shifted_3 = vpalignr(res_3, *old_3, 16 - 3);
*old_3 = res_3;
return or256(r, res_shifted_3);
}
static really_inline
const m256 *getMaskBase_avx2(const struct Teddy *teddy) {
return (const m256 *)((const u8 *)teddy + ROUNDUP_CL(sizeof(struct Teddy)));
}
#define FDR_EXEC_FAT_TEDDY_RES_OLD_1 \
do { \
} while(0)
#define FDR_EXEC_FAT_TEDDY_RES_OLD_2 \
m256 res_old_1 = zeroes256();
#define FDR_EXEC_FAT_TEDDY_RES_OLD_3 \
m256 res_old_1 = zeroes256(); \
m256 res_old_2 = zeroes256();
#define FDR_EXEC_FAT_TEDDY_RES_OLD_4 \
m256 res_old_1 = zeroes256(); \
m256 res_old_2 = zeroes256(); \
m256 res_old_3 = zeroes256();
#define FDR_EXEC_FAT_TEDDY_RES_OLD(n) FDR_EXEC_FAT_TEDDY_RES_OLD_##n
#define PREP_CONF_FAT_FN_1(mask_base, val) \
prep_conf_fat_teddy_m1(mask_base, val)
#define PREP_CONF_FAT_FN_2(mask_base, val) \
prep_conf_fat_teddy_m2(mask_base, &res_old_1, val)
#define PREP_CONF_FAT_FN_3(mask_base, val) \
prep_conf_fat_teddy_m3(mask_base, &res_old_1, &res_old_2, val)
#define PREP_CONF_FAT_FN_4(mask_base, val) \
prep_conf_fat_teddy_m4(mask_base, &res_old_1, &res_old_2, &res_old_3, val)
#define PREP_CONF_FAT_FN(mask_base, val, n) \
PREP_CONF_FAT_FN_##n(mask_base, val)
#define FDR_EXEC_FAT_TEDDY(fdr, a, control, n_msk, conf_fn) \
do { \
const u8 *buf_end = a->buf + a->len; \
const u8 *ptr = a->buf + a->start_offset; \
u32 floodBackoff = FLOOD_BACKOFF_START; \
const u8 *tryFloodDetect = a->firstFloodDetect; \
u32 last_match = (u32)-1; \
const struct Teddy *teddy = (const struct Teddy *)fdr; \
const size_t iterBytes = 32; \
DEBUG_PRINTF("params: buf %p len %zu start_offset %zu\n", \
a->buf, a->len, a->start_offset); \
\
const m256 *maskBase = getMaskBase_avx2(teddy); \
const u32 *confBase = getConfBase(teddy); \
\
FDR_EXEC_FAT_TEDDY_RES_OLD(n_msk); \
const u8 *mainStart = ROUNDUP_PTR(ptr, 16); \
DEBUG_PRINTF("derive: ptr: %p mainstart %p\n", ptr, mainStart); \
if (ptr < mainStart) { \
ptr = mainStart - 16; \
m256 p_mask; \
m256 val_0 = vectoredLoad2x128(&p_mask, ptr, a->start_offset, \
a->buf, buf_end, \
a->buf_history, a->len_history, \
n_msk); \
m256 r_0 = PREP_CONF_FAT_FN(maskBase, val_0, n_msk); \
r_0 = or256(r_0, p_mask); \
CONFIRM_FAT_TEDDY(r_0, 16, 0, VECTORING, conf_fn); \
ptr += 16; \
} \
\
if (ptr + 16 <= buf_end) { \
m256 r_0 = PREP_CONF_FAT_FN(maskBase, load2x128(ptr), n_msk); \
CONFIRM_FAT_TEDDY(r_0, 16, 0, VECTORING, conf_fn); \
ptr += 16; \
} \
\
for ( ; ptr + iterBytes <= buf_end; ptr += iterBytes) { \
__builtin_prefetch(ptr + (iterBytes * 4)); \
CHECK_FLOOD; \
m256 r_0 = PREP_CONF_FAT_FN(maskBase, load2x128(ptr), n_msk); \
CONFIRM_FAT_TEDDY(r_0, 16, 0, NOT_CAUTIOUS, conf_fn); \
m256 r_1 = PREP_CONF_FAT_FN(maskBase, load2x128(ptr + 16), n_msk); \
CONFIRM_FAT_TEDDY(r_1, 16, 16, NOT_CAUTIOUS, conf_fn); \
} \
\
if (ptr + 16 <= buf_end) { \
m256 r_0 = PREP_CONF_FAT_FN(maskBase, load2x128(ptr), n_msk); \
CONFIRM_FAT_TEDDY(r_0, 16, 0, NOT_CAUTIOUS, conf_fn); \
ptr += 16; \
} \
\
assert(ptr + 16 > buf_end); \
if (ptr < buf_end) { \
m256 p_mask; \
m256 val_0 = vectoredLoad2x128(&p_mask, ptr, 0, ptr, buf_end, \
a->buf_history, a->len_history, \
n_msk); \
m256 r_0 = PREP_CONF_FAT_FN(maskBase, val_0, n_msk); \
r_0 = or256(r_0, p_mask); \
CONFIRM_FAT_TEDDY(r_0, 16, 0, VECTORING, conf_fn); \
} \
\
return HWLM_SUCCESS; \
} while(0)
hwlm_error_t fdr_exec_teddy_avx2_msks1_fat(const struct FDR *fdr,
const struct FDR_Runtime_Args *a,
hwlm_group_t control) {
FDR_EXEC_FAT_TEDDY(fdr, a, control, 1, do_confWithBit_teddy);
}
hwlm_error_t fdr_exec_teddy_avx2_msks1_pck_fat(const struct FDR *fdr,
const struct FDR_Runtime_Args *a,
hwlm_group_t control) {
FDR_EXEC_FAT_TEDDY(fdr, a, control, 1, do_confWithBit_teddy);
}
hwlm_error_t fdr_exec_teddy_avx2_msks2_fat(const struct FDR *fdr,
const struct FDR_Runtime_Args *a,
hwlm_group_t control) {
FDR_EXEC_FAT_TEDDY(fdr, a, control, 2, do_confWithBit_teddy);
}
hwlm_error_t fdr_exec_teddy_avx2_msks2_pck_fat(const struct FDR *fdr,
const struct FDR_Runtime_Args *a,
hwlm_group_t control) {
FDR_EXEC_FAT_TEDDY(fdr, a, control, 2, do_confWithBit_teddy);
}
hwlm_error_t fdr_exec_teddy_avx2_msks3_fat(const struct FDR *fdr,
const struct FDR_Runtime_Args *a,
hwlm_group_t control) {
FDR_EXEC_FAT_TEDDY(fdr, a, control, 3, do_confWithBit_teddy);
}
hwlm_error_t fdr_exec_teddy_avx2_msks3_pck_fat(const struct FDR *fdr,
const struct FDR_Runtime_Args *a,
hwlm_group_t control) {
FDR_EXEC_FAT_TEDDY(fdr, a, control, 3, do_confWithBit_teddy);
}
hwlm_error_t fdr_exec_teddy_avx2_msks4_fat(const struct FDR *fdr,
const struct FDR_Runtime_Args *a,
hwlm_group_t control) {
FDR_EXEC_FAT_TEDDY(fdr, a, control, 4, do_confWithBit_teddy);
}
hwlm_error_t fdr_exec_teddy_avx2_msks4_pck_fat(const struct FDR *fdr,
const struct FDR_Runtime_Args *a,
hwlm_group_t control) {
FDR_EXEC_FAT_TEDDY(fdr, a, control, 4, do_confWithBit_teddy);
}
#endif // HAVE_AVX2
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