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https://github.com/VectorCamp/vectorscan.git
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remove simd_utils.c
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8b7ba89cb5
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@ -664,7 +664,6 @@ set (hs_exec_SRCS
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src/util/scatter.h
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src/util/scatter_runtime.h
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src/util/simd_utils.h
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src/util/simd_utils.c
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src/util/state_compress.h
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src/util/state_compress.c
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src/util/unaligned.h
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@ -279,7 +279,6 @@ m128 loadbytes128(const void *ptr, unsigned int n) {
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return a;
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}
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#define CASE_ALIGN_VECTORS(a, b, offset) case offset: return (m128)vextq_s8((int8x16_t)(a), (int8x16_t)(b), (offset)); break;
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static really_really_inline
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@ -41,6 +41,23 @@
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#include <string.h> // for memcpy
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#define ZEROES_8 0, 0, 0, 0, 0, 0, 0, 0
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#define ZEROES_31 ZEROES_8, ZEROES_8, ZEROES_8, 0, 0, 0, 0, 0, 0, 0
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#define ZEROES_32 ZEROES_8, ZEROES_8, ZEROES_8, ZEROES_8
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/** \brief LUT for the mask1bit functions. */
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ALIGN_CL_DIRECTIVE static const u8 simd_onebit_masks[] = {
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ZEROES_32, ZEROES_32,
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ZEROES_31, 0x01, ZEROES_32,
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ZEROES_31, 0x02, ZEROES_32,
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ZEROES_31, 0x04, ZEROES_32,
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ZEROES_31, 0x08, ZEROES_32,
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ZEROES_31, 0x10, ZEROES_32,
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ZEROES_31, 0x20, ZEROES_32,
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ZEROES_31, 0x40, ZEROES_32,
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ZEROES_31, 0x80, ZEROES_32,
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ZEROES_32, ZEROES_32,
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};
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static really_inline m128 ones128(void) {
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#if defined(__GNUC__) || defined(__INTEL_COMPILER)
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/* gcc gets this right */
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@ -236,14 +253,14 @@ m128 loadbytes128(const void *ptr, unsigned int n) {
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memcpy(&a, ptr, n);
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return a;
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}
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/*
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern const u8 simd_onebit_masks[];
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#ifdef __cplusplus
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}
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#endif
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#endif*/
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static really_inline
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m128 mask1bit128(unsigned int n) {
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@ -277,19 +294,68 @@ char testbit128(m128 val, unsigned int n) {
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}
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// offset must be an immediate
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#define palignr(r, l, offset) _mm_alignr_epi8(r, l, offset)
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#define palignr_imm(r, l, offset) _mm_alignr_epi8(r, l, offset)
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static really_inline
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m128 pshufb_m128(m128 a, m128 b) {
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return _mm_shuffle_epi8(a, b);
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}
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#define CASE_ALIGN_VECTORS(a, b, offset) case offset: return palignr_imm((m128)(a), (m128)(b), (offset)); break;
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static really_really_inline
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m128 palignr_sw(m128 r, m128 l, int offset) {
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switch (offset) {
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case 0: return l; break;
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CASE_ALIGN_VECTORS(r, l, 1);
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CASE_ALIGN_VECTORS(r, l, 2);
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CASE_ALIGN_VECTORS(r, l, 3);
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CASE_ALIGN_VECTORS(r, l, 4);
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CASE_ALIGN_VECTORS(r, l, 5);
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CASE_ALIGN_VECTORS(r, l, 6);
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CASE_ALIGN_VECTORS(r, l, 7);
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CASE_ALIGN_VECTORS(r, l, 8);
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CASE_ALIGN_VECTORS(r, l, 9);
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CASE_ALIGN_VECTORS(r, l, 10);
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CASE_ALIGN_VECTORS(r, l, 11);
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CASE_ALIGN_VECTORS(r, l, 12);
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CASE_ALIGN_VECTORS(r, l, 13);
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CASE_ALIGN_VECTORS(r, l, 14);
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CASE_ALIGN_VECTORS(r, l, 15);
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case 16: return r; break;
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default:
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return zeroes128();
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break;
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}
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}
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static really_really_inline
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m128 palignr(m128 r, m128 l, int offset) {
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#if defined(HAVE__BUILTIN_CONSTANT_P)
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if (__builtin_constant_p(offset)) {
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return palignr_imm(r, l, offset);
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}
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#endif
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return palignr_sw(r, l, offset);
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}
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#undef CASE_ALIGN_VECTORS
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static really_inline
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m128 variable_byte_shift_m128(m128 in, s32 amount) {
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assert(amount >= -16 && amount <= 16);
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if (amount < 0) {
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return palignr(zeroes128(), in, -amount);
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} else {
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return palignr(in, zeroes128(), 16 - amount);
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}
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}
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/*
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static really_inline
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m128 variable_byte_shift_m128(m128 in, s32 amount) {
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assert(amount >= -16 && amount <= 16);
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m128 shift_mask = loadu128(vbs_mask_data + 16 - amount);
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return pshufb_m128(in, shift_mask);
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}
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}*/
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static really_inline
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m128 max_u8_m128(m128 a, m128 b) {
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@ -1,62 +0,0 @@
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/*
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* Copyright (c) 2016-2017, Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT 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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/** \file
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* \brief Lookup tables to support SIMD operations.
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*/
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#include "simd_utils.h"
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ALIGN_CL_DIRECTIVE const char vbs_mask_data[] = {
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0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0,
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0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0,
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
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0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
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0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0,
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0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0,
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};
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#define ZEROES_8 0, 0, 0, 0, 0, 0, 0, 0
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#define ZEROES_31 ZEROES_8, ZEROES_8, ZEROES_8, 0, 0, 0, 0, 0, 0, 0
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#define ZEROES_32 ZEROES_8, ZEROES_8, ZEROES_8, ZEROES_8
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/** \brief LUT for the mask1bit functions. */
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ALIGN_CL_DIRECTIVE const u8 simd_onebit_masks[] = {
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ZEROES_32, ZEROES_32,
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ZEROES_31, 0x01, ZEROES_32,
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ZEROES_31, 0x02, ZEROES_32,
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ZEROES_31, 0x04, ZEROES_32,
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ZEROES_31, 0x08, ZEROES_32,
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ZEROES_31, 0x10, ZEROES_32,
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ZEROES_31, 0x20, ZEROES_32,
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ZEROES_31, 0x40, ZEROES_32,
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ZEROES_31, 0x80, ZEROES_32,
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ZEROES_32, ZEROES_32,
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};
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