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1 /* Copyright (C) 2018-2020 Free Software Foundation, Inc.
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2
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3 This file is part of GCC.
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4
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5 GCC is free software; you can redistribute it and/or modify
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6 it under the terms of the GNU General Public License as published by
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7 the Free Software Foundation; either version 3, or (at your option)
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8 any later version.
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9
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10 GCC is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 GNU General Public License for more details.
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14
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15 Under Section 7 of GPL version 3, you are granted additional
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16 permissions described in the GCC Runtime Library Exception, version
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17 3.1, as published by the Free Software Foundation.
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18
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19 You should have received a copy of the GNU General Public License and
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20 a copy of the GCC Runtime Library Exception along with this program;
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21 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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22 <http://www.gnu.org/licenses/>. */
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23
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24 /* Implemented from the specification included in the Intel C++ Compiler
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25 User Guide and Reference, version 9.0.
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26
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27 NOTE: This is NOT a complete implementation of the SSE4 intrinsics! */
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28
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29 #ifndef NO_WARN_X86_INTRINSICS
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30 /* This header is distributed to simplify porting x86_64 code that
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31 makes explicit use of Intel intrinsics to powerpc64le.
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32 It is the user's responsibility to determine if the results are
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33 acceptable and make additional changes as necessary.
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34 Note that much code that uses Intel intrinsics can be rewritten in
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35 standard C or GNU C extensions, which are more portable and better
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36 optimized across multiple targets. */
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37 #endif
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38
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39 #ifndef SMMINTRIN_H_
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40 #define SMMINTRIN_H_
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41
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42 #include <altivec.h>
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43 #include <tmmintrin.h>
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44
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45 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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46 _mm_extract_epi8 (__m128i __X, const int __N)
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47 {
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48 return (unsigned char) ((__v16qi)__X)[__N & 15];
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49 }
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50
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51 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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52 _mm_extract_epi32 (__m128i __X, const int __N)
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53 {
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54 return ((__v4si)__X)[__N & 3];
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55 }
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56
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57 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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58 _mm_extract_epi64 (__m128i __X, const int __N)
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59 {
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60 return ((__v2di)__X)[__N & 1];
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61 }
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62
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63 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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64 _mm_extract_ps (__m128 __X, const int __N)
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65 {
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66 return ((__v4si)__X)[__N & 3];
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67 }
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68
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69 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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70 _mm_blend_epi16 (__m128i __A, __m128i __B, const int __imm8)
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71 {
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72 __v16qi __charmask = vec_splats ((signed char) __imm8);
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73 __charmask = vec_gb (__charmask);
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74 __v8hu __shortmask = (__v8hu) vec_unpackh (__charmask);
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75 #ifdef __BIG_ENDIAN__
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76 __shortmask = vec_reve (__shortmask);
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77 #endif
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78 return (__m128i) vec_sel ((__v8hu) __A, (__v8hu) __B, __shortmask);
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79 }
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80
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81 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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82 _mm_blendv_epi8 (__m128i __A, __m128i __B, __m128i __mask)
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83 {
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84 const __v16qu __seven = vec_splats ((unsigned char) 0x07);
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85 __v16qu __lmask = vec_sra ((__v16qu) __mask, __seven);
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86 return (__m128i) vec_sel ((__v16qu) __A, (__v16qu) __B, __lmask);
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87 }
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88
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89 #endif
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