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1 /* Copyright (C) 2008, 2009 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 10.1. */
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26
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27 #ifndef _WMMINTRIN_H_INCLUDED
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28 #define _WMMINTRIN_H_INCLUDED
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29
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30 /* We need definitions from the SSE2 header file. */
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31 #include <emmintrin.h>
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32
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33 #if !defined (__AES__) && !defined (__PCLMUL__)
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34 # error "AES/PCLMUL instructions not enabled"
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35 #else
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36
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37 /* AES */
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38
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39 #ifdef __AES__
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40 /* Performs 1 round of AES decryption of the first m128i using
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41 the second m128i as a round key. */
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42 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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43 _mm_aesdec_si128 (__m128i __X, __m128i __Y)
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44 {
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45 return (__m128i) __builtin_ia32_aesdec128 ((__v2di)__X, (__v2di)__Y);
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46 }
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47
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48 /* Performs the last round of AES decryption of the first m128i
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49 using the second m128i as a round key. */
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50 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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51 _mm_aesdeclast_si128 (__m128i __X, __m128i __Y)
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52 {
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53 return (__m128i) __builtin_ia32_aesdeclast128 ((__v2di)__X,
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54 (__v2di)__Y);
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55 }
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56
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57 /* Performs 1 round of AES encryption of the first m128i using
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58 the second m128i as a round key. */
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59 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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60 _mm_aesenc_si128 (__m128i __X, __m128i __Y)
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61 {
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62 return (__m128i) __builtin_ia32_aesenc128 ((__v2di)__X, (__v2di)__Y);
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63 }
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64
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65 /* Performs the last round of AES encryption of the first m128i
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66 using the second m128i as a round key. */
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67 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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68 _mm_aesenclast_si128 (__m128i __X, __m128i __Y)
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69 {
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70 return (__m128i) __builtin_ia32_aesenclast128 ((__v2di)__X, (__v2di)__Y);
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71 }
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72
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73 /* Performs the InverseMixColumn operation on the source m128i
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74 and stores the result into m128i destination. */
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75 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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76 _mm_aesimc_si128 (__m128i __X)
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77 {
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78 return (__m128i) __builtin_ia32_aesimc128 ((__v2di)__X);
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79 }
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80
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81 /* Generates a m128i round key for the input m128i AES cipher key and
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82 byte round constant. The second parameter must be a compile time
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83 constant. */
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84 #ifdef __OPTIMIZE__
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85 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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86 _mm_aeskeygenassist_si128 (__m128i __X, const int __C)
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87 {
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88 return (__m128i) __builtin_ia32_aeskeygenassist128 ((__v2di)__X, __C);
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89 }
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90 #else
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91 #define _mm_aeskeygenassist_si128(X, C) \
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92 ((__m128i) __builtin_ia32_aeskeygenassist128 ((__v2di)(__m128i)(X), \
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93 (int)(C)))
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94 #endif
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95 #endif /* __AES__ */
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96
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97 /* PCLMUL */
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98
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99 #ifdef __PCLMUL__
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100 /* Performs carry-less integer multiplication of 64-bit halves of
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101 128-bit input operands. The third parameter inducates which 64-bit
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102 haves of the input parameters v1 and v2 should be used. It must be
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103 a compile time constant. */
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104 #ifdef __OPTIMIZE__
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105 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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106 _mm_clmulepi64_si128 (__m128i __X, __m128i __Y, const int __I)
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107 {
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108 return (__m128i) __builtin_ia32_pclmulqdq128 ((__v2di)__X,
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109 (__v2di)__Y, __I);
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110 }
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111 #else
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112 #define _mm_clmulepi64_si128(X, Y, I) \
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113 ((__m128i) __builtin_ia32_pclmulqdq128 ((__v2di)(__m128i)(X), \
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114 (__v2di)(__m128i)(Y), (int)(I)))
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115 #endif
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116 #endif /* __PCLMUL__ */
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117
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118 #endif /* __AES__/__PCLMUL__ */
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119
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120 #endif /* _WMMINTRIN_H_INCLUDED */
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