88 lines
3.6 KiB
C
88 lines
3.6 KiB
C
/* Runtime architecture check for math tests. x86_64 version.
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Copyright (C) 2014-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#if defined REQUIRE_AVX
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# include <init-arch.h>
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/* Set to 1 if AVX supported. */
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static int avx_usable;
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# define INIT_ARCH_EXT \
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do \
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{ \
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__init_cpu_features (); \
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avx_usable = __cpu_features.feature[index_AVX_Usable] \
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& bit_AVX_Usable; \
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} \
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while (0)
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# define CHECK_ARCH_EXT \
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do \
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{ \
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if (!avx_usable) return; \
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} \
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while (0)
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#elif defined REQUIRE_AVX2
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# include <init-arch.h>
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/* Set to 1 if AVX2 supported. */
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static int avx2_usable;
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# define INIT_ARCH_EXT \
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do \
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{ \
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__init_cpu_features (); \
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avx2_usable = __cpu_features.feature[index_AVX2_Usable] \
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& bit_AVX2_Usable; \
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} \
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while (0)
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# define CHECK_ARCH_EXT \
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do \
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{ \
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if (!avx2_usable) return; \
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} \
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while (0)
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#elif defined REQUIRE_AVX512F
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# include <init-arch.h>
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/* Set to 1 if supported. */
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static int avx512f_usable;
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# define INIT_ARCH_EXT \
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do \
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{ \
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__init_cpu_features (); \
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avx512f_usable = __cpu_features.feature[index_AVX512F_Usable] \
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& bit_AVX512F_Usable; \
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} \
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while (0)
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# define CHECK_ARCH_EXT \
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do \
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{ \
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if (!avx512f_usable) return; \
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} \
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while (0)
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#else
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# include <sysdeps/generic/math-tests-arch.h>
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#endif
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