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73f27d5e RH |
1 | /* Helper for variable shifts of SSE registers. |
2 | Copyright (C) 2010 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, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. */ | |
19 | ||
8b2b7715 RM |
20 | #include <stdint.h> |
21 | #include <tmmintrin.h> | |
73f27d5e | 22 | |
8b2b7715 | 23 | extern const int8_t ___m128i_shift_right[31] attribute_hidden; |
73f27d5e RH |
24 | |
25 | static __inline__ __m128i | |
8b2b7715 | 26 | __m128i_shift_right (__m128i value, unsigned long int offset) |
73f27d5e | 27 | { |
8b2b7715 RM |
28 | return _mm_shuffle_epi8 (value, |
29 | _mm_loadu_si128 ((__m128i *) (___m128i_shift_right | |
30 | + offset))); | |
73f27d5e | 31 | } |