1 /* Helper for variable shifts of SSE registers. 2 Copyright (C) 2010-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #include <stdint.h> 20 #include <tmmintrin.h> 21 22 extern const int8_t ___m128i_shift_right[31] attribute_hidden 23 __attribute__ ((aligned (32))); 24 25 static __inline__ __m128i __m128i_shift_right(__m128i value,unsigned long int offset)26__m128i_shift_right (__m128i value, unsigned long int offset) 27 { 28 return _mm_shuffle_epi8 (value, 29 _mm_loadu_si128 ((__m128i *) (___m128i_shift_right 30 + offset))); 31 } 32