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      1 /*===---- immintrin.h - Intel intrinsics -----------------------------------===
      2  *
      3  * Permission is hereby granted, free of charge, to any person obtaining a copy
      4  * of this software and associated documentation files (the "Software"), to deal
      5  * in the Software without restriction, including without limitation the rights
      6  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
      7  * copies of the Software, and to permit persons to whom the Software is
      8  * furnished to do so, subject to the following conditions:
      9  *
     10  * The above copyright notice and this permission notice shall be included in
     11  * all copies or substantial portions of the Software.
     12  *
     13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     18  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
     19  * THE SOFTWARE.
     20  *
     21  *===-----------------------------------------------------------------------===
     22  */
     23 
     24 #ifndef __IMMINTRIN_H
     25 #define __IMMINTRIN_H
     26 
     27 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__MMX__)
     28 #include <mmintrin.h>
     29 #endif
     30 
     31 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__SSE__)
     32 #include <xmmintrin.h>
     33 #endif
     34 
     35 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__SSE2__)
     36 #include <emmintrin.h>
     37 #endif
     38 
     39 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__SSE3__)
     40 #include <pmmintrin.h>
     41 #endif
     42 
     43 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__SSSE3__)
     44 #include <tmmintrin.h>
     45 #endif
     46 
     47 #if !defined(_MSC_VER) || __has_feature(modules) || \
     48     (defined(__SSE4_2__) || defined(__SSE4_1__))
     49 #include <smmintrin.h>
     50 #endif
     51 
     52 #if !defined(_MSC_VER) || __has_feature(modules) || \
     53     (defined(__AES__) || defined(__PCLMUL__))
     54 #include <wmmintrin.h>
     55 #endif
     56 
     57 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__CLFLUSHOPT__)
     58 #include <clflushoptintrin.h>
     59 #endif
     60 
     61 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX__)
     62 #include <avxintrin.h>
     63 #endif
     64 
     65 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX2__)
     66 #include <avx2intrin.h>
     67 
     68 /* The 256-bit versions of functions in f16cintrin.h.
     69    Intel documents these as being in immintrin.h, and
     70    they depend on typedefs from avxintrin.h. */
     71 
     72 /// \brief Converts a 256-bit vector of [8 x float] into a 128-bit vector
     73 ///    containing 16-bit half-precision float values.
     74 ///
     75 /// \headerfile <x86intrin.h>
     76 ///
     77 /// \code
     78 /// __m128i _mm256_cvtps_ph(__m256 a, const int imm);
     79 /// \endcode
     80 ///
     81 /// This intrinsic corresponds to the <c> VCVTPS2PH </c> instruction.
     82 ///
     83 /// \param a
     84 ///    A 256-bit vector containing 32-bit single-precision float values to be
     85 ///    converted to 16-bit half-precision float values.
     86 /// \param imm
     87 ///    An immediate value controlling rounding using bits [2:0]: \n
     88 ///    000: Nearest \n
     89 ///    001: Down \n
     90 ///    010: Up \n
     91 ///    011: Truncate \n
     92 ///    1XX: Use MXCSR.RC for rounding
     93 /// \returns A 128-bit vector containing the converted 16-bit half-precision
     94 ///    float values.
     95 #define _mm256_cvtps_ph(a, imm) __extension__ ({ \
     96  (__m128i)__builtin_ia32_vcvtps2ph256((__v8sf)(__m256)(a), (imm)); })
     97 
     98 /// \brief Converts a 128-bit vector containing 16-bit half-precision float
     99 ///    values into a 256-bit vector of [8 x float].
    100 ///
    101 /// \headerfile <x86intrin.h>
    102 ///
    103 /// This intrinsic corresponds to the <c> VCVTPH2PS </c> instruction.
    104 ///
    105 /// \param __a
    106 ///    A 128-bit vector containing 16-bit half-precision float values to be
    107 ///    converted to 32-bit single-precision float values.
    108 /// \returns A vector of [8 x float] containing the converted 32-bit
    109 ///    single-precision float values.
    110 static __inline __m256 __attribute__((__always_inline__, __nodebug__, __target__("f16c")))
    111 _mm256_cvtph_ps(__m128i __a)
    112 {
    113   return (__m256)__builtin_ia32_vcvtph2ps256((__v8hi)__a);
    114 }
    115 #endif /* __AVX2__ */
    116 
    117 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__BMI__)
    118 #include <bmiintrin.h>
    119 #endif
    120 
    121 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__BMI2__)
    122 #include <bmi2intrin.h>
    123 #endif
    124 
    125 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__LZCNT__)
    126 #include <lzcntintrin.h>
    127 #endif
    128 
    129 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__FMA__)
    130 #include <fmaintrin.h>
    131 #endif
    132 
    133 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512F__)
    134 #include <avx512fintrin.h>
    135 #endif
    136 
    137 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512VL__)
    138 #include <avx512vlintrin.h>
    139 #endif
    140 
    141 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512BW__)
    142 #include <avx512bwintrin.h>
    143 #endif
    144 
    145 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512CD__)
    146 #include <avx512cdintrin.h>
    147 #endif
    148 
    149 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512DQ__)
    150 #include <avx512dqintrin.h>
    151 #endif
    152 
    153 #if !defined(_MSC_VER) || __has_feature(modules) || \
    154     (defined(__AVX512VL__) && defined(__AVX512BW__))
    155 #include <avx512vlbwintrin.h>
    156 #endif
    157 
    158 #if !defined(_MSC_VER) || __has_feature(modules) || \
    159     (defined(__AVX512VL__) && defined(__AVX512CD__))
    160 #include <avx512vlcdintrin.h>
    161 #endif
    162 
    163 #if !defined(_MSC_VER) || __has_feature(modules) || \
    164     (defined(__AVX512VL__) && defined(__AVX512DQ__))
    165 #include <avx512vldqintrin.h>
    166 #endif
    167 
    168 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512ER__)
    169 #include <avx512erintrin.h>
    170 #endif
    171 
    172 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512IFMA__)
    173 #include <avx512ifmaintrin.h>
    174 #endif
    175 
    176 #if !defined(_MSC_VER) || __has_feature(modules) || \
    177     (defined(__AVX512IFMA__) && defined(__AVX512VL__))
    178 #include <avx512ifmavlintrin.h>
    179 #endif
    180 
    181 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512VBMI__)
    182 #include <avx512vbmiintrin.h>
    183 #endif
    184 
    185 #if !defined(_MSC_VER) || __has_feature(modules) || \
    186     (defined(__AVX512VBMI__) && defined(__AVX512VL__))
    187 #include <avx512vbmivlintrin.h>
    188 #endif
    189 
    190 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__AVX512PF__)
    191 #include <avx512pfintrin.h>
    192 #endif
    193 
    194 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__PKU__)
    195 #include <pkuintrin.h>
    196 #endif
    197 
    198 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__RDRND__)
    199 static __inline__ int __attribute__((__always_inline__, __nodebug__, __target__("rdrnd")))
    200 _rdrand16_step(unsigned short *__p)
    201 {
    202   return __builtin_ia32_rdrand16_step(__p);
    203 }
    204 
    205 static __inline__ int __attribute__((__always_inline__, __nodebug__, __target__("rdrnd")))
    206 _rdrand32_step(unsigned int *__p)
    207 {
    208   return __builtin_ia32_rdrand32_step(__p);
    209 }
    210 
    211 /* __bit_scan_forward */
    212 static __inline__ int __attribute__((__always_inline__, __nodebug__))
    213 _bit_scan_forward(int __A) {
    214   return __builtin_ctz(__A);
    215 }
    216 
    217 /* __bit_scan_reverse */
    218 static __inline__ int __attribute__((__always_inline__, __nodebug__))
    219 _bit_scan_reverse(int __A) {
    220   return 31 - __builtin_clz(__A);
    221 }
    222 
    223 #ifdef __x86_64__
    224 static __inline__ int __attribute__((__always_inline__, __nodebug__, __target__("rdrnd")))
    225 _rdrand64_step(unsigned long long *__p)
    226 {
    227   return __builtin_ia32_rdrand64_step(__p);
    228 }
    229 #endif
    230 #endif /* __RDRND__ */
    231 
    232 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__FSGSBASE__)
    233 #ifdef __x86_64__
    234 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__, __target__("fsgsbase")))
    235 _readfsbase_u32(void)
    236 {
    237   return __builtin_ia32_rdfsbase32();
    238 }
    239 
    240 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__, __target__("fsgsbase")))
    241 _readfsbase_u64(void)
    242 {
    243   return __builtin_ia32_rdfsbase64();
    244 }
    245 
    246 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__, __target__("fsgsbase")))
    247 _readgsbase_u32(void)
    248 {
    249   return __builtin_ia32_rdgsbase32();
    250 }
    251 
    252 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__, __target__("fsgsbase")))
    253 _readgsbase_u64(void)
    254 {
    255   return __builtin_ia32_rdgsbase64();
    256 }
    257 
    258 static __inline__ void __attribute__((__always_inline__, __nodebug__, __target__("fsgsbase")))
    259 _writefsbase_u32(unsigned int __V)
    260 {
    261   return __builtin_ia32_wrfsbase32(__V);
    262 }
    263 
    264 static __inline__ void __attribute__((__always_inline__, __nodebug__, __target__("fsgsbase")))
    265 _writefsbase_u64(unsigned long long __V)
    266 {
    267   return __builtin_ia32_wrfsbase64(__V);
    268 }
    269 
    270 static __inline__ void __attribute__((__always_inline__, __nodebug__, __target__("fsgsbase")))
    271 _writegsbase_u32(unsigned int __V)
    272 {
    273   return __builtin_ia32_wrgsbase32(__V);
    274 }
    275 
    276 static __inline__ void __attribute__((__always_inline__, __nodebug__, __target__("fsgsbase")))
    277 _writegsbase_u64(unsigned long long __V)
    278 {
    279   return __builtin_ia32_wrgsbase64(__V);
    280 }
    281 
    282 #endif
    283 #endif /* __FSGSBASE__ */
    284 
    285 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__RTM__)
    286 #include <rtmintrin.h>
    287 #include <xtestintrin.h>
    288 #endif
    289 
    290 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__SHA__)
    291 #include <shaintrin.h>
    292 #endif
    293 
    294 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__FXSR__)
    295 #include <fxsrintrin.h>
    296 #endif
    297 
    298 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__XSAVE__)
    299 #include <xsaveintrin.h>
    300 #endif
    301 
    302 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__XSAVEOPT__)
    303 #include <xsaveoptintrin.h>
    304 #endif
    305 
    306 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__XSAVEC__)
    307 #include <xsavecintrin.h>
    308 #endif
    309 
    310 #if !defined(_MSC_VER) || __has_feature(modules) || defined(__XSAVES__)
    311 #include <xsavesintrin.h>
    312 #endif
    313 
    314 /* Some intrinsics inside adxintrin.h are available only on processors with ADX,
    315  * whereas others are also available at all times. */
    316 #include <adxintrin.h>
    317 
    318 #endif /* __IMMINTRIN_H */
    319