a587ad1e50
Tested on Linux with Clang 3.7, GCC 4.9, 5.1 and 6.0, ICC 16 beta; on OS X with Clang-XCode 6.4, ICC 16 beta; on Windows with MSVC 2013 and ICC 15. MinGW is not tested. GCC 4.9: AVX512F AVX512ER AVX512CD AVX512PF GCC 5 & 6: AVX512F AVX512ER AVX512CD AVX512PF AVX512DQ AVX512BW AVX512VL AVX512IFMA AVX512VBMI Clang 3.7: AVX512F AVX512ER AVX512CD Clang-XCode: <none> ICC 15 & 16: AVX512F AVX512ER AVX512CD AVX512PF AVX512DQ AVX512BW AVX512VL MSVC 2013: <none> Change-Id: Ib306f8f647014b399b87ffff13f1da1b161c31d7 Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com> Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
98 lines
3.2 KiB
C++
98 lines
3.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Intel Corporation.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the configuration of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <immintrin.h>
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#ifndef AVX512WANT
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# error ".pro file must define AVX512WANT macro to the AVX-512 feature to be tested"
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#endif
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// The following checks if __AVXx__ is defined, where x is the value in
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// AVX512WANT
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#define HAS2(x) __AVX512 ## x ## __
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#define HAS(x) HAS2(x)
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#if !HAS(AVX512WANT)
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# error "Feature not supported"
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#endif
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int main(int, char**argv)
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{
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/* AVX512 Foundation */
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__m512i i;
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__m512d d;
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__m512 f;
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__mmask16 m = ~1;
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i = _mm512_maskz_loadu_epi32(0, argv);
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d = _mm512_loadu_pd((double *)argv + 64);
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f = _mm512_loadu_ps((float *)argv + 128);
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#ifdef __AVX512ER__
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/* AVX512 Exponential and Reciprocal */
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f = _mm512_exp2a23_round_ps(f, 8);
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#endif
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#ifdef __AVX512CD__
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/* AVX512 Conflict Detection */
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i = _mm512_maskz_conflict_epi32(m, i);
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#endif
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#ifdef __AVX512PF__
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/* AVX512 Prefetch */
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_mm512_mask_prefetch_i64scatter_pd(argv, 0xf, i, 2, 2);
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#endif
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#ifdef __AVX512DQ__
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/* AVX512 Doubleword and Quadword support */
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m = _mm512_movepi32_mask(i);
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#endif
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#ifdef __AVX512BW__
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/* AVX512 Byte and Word support */
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i = _mm512_mask_loadu_epi8(i, m, argv - 8);
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#endif
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#ifdef __AVX512VL__
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/* AVX512 Vector Length */
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__m256i i2 = _mm256_maskz_loadu_epi32(0, argv);
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_mm256_mask_storeu_epi32(argv + 1, m, i2);
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#endif
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#ifdef __AVX512IFMA__
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/* AVX512 Integer Fused Multiply-Add */
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i = _mm512_madd52lo_epu64(i, i, i);
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#endif
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#ifdef __AVX512VBMI__
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/* AVX512 Vector Byte Manipulation Instructions */
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i = _mm512_permutexvar_epi8(i, i);
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#endif
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_mm512_mask_storeu_epi64(argv, m, i);
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_mm512_mask_storeu_ps(argv + 64, m, f);
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_mm512_mask_storeu_pd(argv + 128, m, d);
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return 0;
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}
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