1 /* Copyright (C) 2008, 2009 Free Software Foundation, Inc. 2 3 This file is part of GCC. 4 5 GCC is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3, or (at your option) 8 any later version. 9 10 GCC 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 13 GNU General Public License for more details. 14 15 Under Section 7 of GPL version 3, you are granted additional 16 permissions described in the GCC Runtime Library Exception, version 17 3.1, as published by the Free Software Foundation. 18 19 You should have received a copy of the GNU General Public License and 20 a copy of the GCC Runtime Library Exception along with this program; 21 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 22 <http://www.gnu.org/licenses/>. */ 23 24 /* Implemented from the specification included in the Intel C++ Compiler 25 User Guide and Reference, version 10.1. */ 26 27 #ifndef _WMMINTRIN_H_INCLUDED 28 #define _WMMINTRIN_H_INCLUDED 29 30 /* We need definitions from the SSE2 header file. */ 31 #include <emmintrin.h> 32 33 #if !defined (__AES__) && !defined (__PCLMUL__) 34 # error "AES/PCLMUL instructions not enabled" 35 #else 36 37 /* AES */ 38 39 #ifdef __AES__ 40 /* Performs 1 round of AES decryption of the first m128i using 41 the second m128i as a round key. */ 42 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 43 _mm_aesdec_si128 (__m128i __X, __m128i __Y) 44 { 45 return (__m128i) __builtin_ia32_aesdec128 ((__v2di)__X, (__v2di)__Y); 46 } 47 48 /* Performs the last round of AES decryption of the first m128i 49 using the second m128i as a round key. */ 50 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 51 _mm_aesdeclast_si128 (__m128i __X, __m128i __Y) 52 { 53 return (__m128i) __builtin_ia32_aesdeclast128 ((__v2di)__X, 54 (__v2di)__Y); 55 } 56 57 /* Performs 1 round of AES encryption of the first m128i using 58 the second m128i as a round key. */ 59 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 60 _mm_aesenc_si128 (__m128i __X, __m128i __Y) 61 { 62 return (__m128i) __builtin_ia32_aesenc128 ((__v2di)__X, (__v2di)__Y); 63 } 64 65 /* Performs the last round of AES encryption of the first m128i 66 using the second m128i as a round key. */ 67 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 68 _mm_aesenclast_si128 (__m128i __X, __m128i __Y) 69 { 70 return (__m128i) __builtin_ia32_aesenclast128 ((__v2di)__X, (__v2di)__Y); 71 } 72 73 /* Performs the InverseMixColumn operation on the source m128i 74 and stores the result into m128i destination. */ 75 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 76 _mm_aesimc_si128 (__m128i __X) 77 { 78 return (__m128i) __builtin_ia32_aesimc128 ((__v2di)__X); 79 } 80 81 /* Generates a m128i round key for the input m128i AES cipher key and 82 byte round constant. The second parameter must be a compile time 83 constant. */ 84 #ifdef __OPTIMIZE__ 85 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 86 _mm_aeskeygenassist_si128 (__m128i __X, const int __C) 87 { 88 return (__m128i) __builtin_ia32_aeskeygenassist128 ((__v2di)__X, __C); 89 } 90 #else 91 #define _mm_aeskeygenassist_si128(X, C) \ 92 ((__m128i) __builtin_ia32_aeskeygenassist128 ((__v2di)(__m128i)(X), \ 93 (int)(C))) 94 #endif 95 #endif /* __AES__ */ 96 97 /* PCLMUL */ 98 99 #ifdef __PCLMUL__ 100 /* Performs carry-less integer multiplication of 64-bit halves of 101 128-bit input operands. The third parameter inducates which 64-bit 102 haves of the input parameters v1 and v2 should be used. It must be 103 a compile time constant. */ 104 #ifdef __OPTIMIZE__ 105 extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) 106 _mm_clmulepi64_si128 (__m128i __X, __m128i __Y, const int __I) 107 { 108 return (__m128i) __builtin_ia32_pclmulqdq128 ((__v2di)__X, 109 (__v2di)__Y, __I); 110 } 111 #else 112 #define _mm_clmulepi64_si128(X, Y, I) \ 113 ((__m128i) __builtin_ia32_pclmulqdq128 ((__v2di)(__m128i)(X), \ 114 (__v2di)(__m128i)(Y), (int)(I))) 115 #endif 116 #endif /* __PCLMUL__ */ 117 118 #endif /* __AES__/__PCLMUL__ */ 119 120 #endif /* _WMMINTRIN_H_INCLUDED */ 121