46 lines
1.1 KiB
C++
46 lines
1.1 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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/** \file
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* \ingroup bli
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*
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* SIMD instruction support.
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*/
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#if (defined(__ARM_NEON) || (defined(_M_ARM64) && defined(_MSC_VER))) && \
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defined(WITH_SSE2NEON) && !defined(DISABLE_SSE2NEON)
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/* SSE/SSE2 emulation on ARM Neon. Match SSE precision. */
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# if !defined(SSE2NEON_PRECISE_MINMAX)
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# define SSE2NEON_PRECISE_MINMAX 1
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# endif
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# if !defined(SSE2NEON_PRECISE_DIV)
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# define SSE2NEON_PRECISE_DIV 1
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# endif
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# if !defined(SSE2NEON_PRECISE_SQRT)
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# define SSE2NEON_PRECISE_SQRT 1
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# endif
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# include <sse2neon.h>
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# define BLI_HAVE_SSE2 1
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#elif defined(__SSE2__)
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/* Native SSE2 on Intel/AMD. */
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# include <emmintrin.h>
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# define BLI_HAVE_SSE2 1
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#else
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# define BLI_HAVE_SSE2 0
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#endif
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#if (defined(__ARM_NEON) || (defined(_M_ARM64) && defined(_MSC_VER))) && \
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defined(WITH_SSE2NEON) && !defined(DISABLE_SSE2NEON)
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/* SSE4 is emulated via sse2neon. */
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# define BLI_HAVE_SSE4 1
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#elif defined(__SSE4_2__)
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/* Native SSE4.2. */
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# include <nmmintrin.h>
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# define BLI_HAVE_SSE4 1
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#else
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# define BLI_HAVE_SSE4 0
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#endif
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