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31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
/* Helper for variable shifts of SSE registers.
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Copyright (C) 2010-2013 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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#include <stdint.h>
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#include <tmmintrin.h>
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extern const int8_t ___m128i_shift_right[31] attribute_hidden;
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static __inline__ __m128i
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__m128i_shift_right (__m128i value, unsigned long int offset)
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{
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return _mm_shuffle_epi8 (value,
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_mm_loadu_si128 ((__m128i *) (___m128i_shift_right
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+ offset)));
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}
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