SSE_macros.h

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/* +------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)            |
   |                          http://www.mrpt.org/                          |
   |                                                                        |
   | Copyright (c) 2005-2018, Individual contributors, see AUTHORS file     |
   | See: http://www.mrpt.org/Authors - All rights reserved.                |
   | Released under BSD License. See details in http://www.mrpt.org/License |
   +------------------------------------------------------------------------+ */

#pragma once

// Useful macro for masks used in _mm_shuffle_epi8()
#define BUILD_128BIT_CONST(                                                 \
    _name, B0, B1, B2, B3, B4, B5, B6, B7, B8, B9, B10, B11, B12, B13, B14, \
    B15)                                                                    \
    alignas(MRPT_MAX_ALIGN_BYTES) const unsigned long long _name[2] = {                       \
        0x##B7##B6##B5##B4##B3##B2##B1##B0##ull,                            \
        0x##B15##B14##B13##B12##B11##B10##B9##B8##ull};