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      1 /*===---- smmintrin.h - SSE4 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 _SMMINTRIN_H
     25 #define _SMMINTRIN_H
     26 
     27 #ifndef __SSE4_1__
     28 #error "SSE4.1 instruction set not enabled"
     29 #else
     30 
     31 #include <tmmintrin.h>
     32 
     33 /* SSE4 Rounding macros. */
     34 #define _MM_FROUND_TO_NEAREST_INT    0x00
     35 #define _MM_FROUND_TO_NEG_INF        0x01
     36 #define _MM_FROUND_TO_POS_INF        0x02
     37 #define _MM_FROUND_TO_ZERO           0x03
     38 #define _MM_FROUND_CUR_DIRECTION     0x04
     39 
     40 #define _MM_FROUND_RAISE_EXC         0x00
     41 #define _MM_FROUND_NO_EXC            0x08
     42 
     43 #define _MM_FROUND_NINT      (_MM_FROUND_RAISE_EXC | _MM_FROUND_TO_NEAREST_INT)
     44 #define _MM_FROUND_FLOOR     (_MM_FROUND_RAISE_EXC | _MM_FROUND_TO_NEG_INF)
     45 #define _MM_FROUND_CEIL      (_MM_FROUND_RAISE_EXC | _MM_FROUND_TO_POS_INF)
     46 #define _MM_FROUND_TRUNC     (_MM_FROUND_RAISE_EXC | _MM_FROUND_TO_ZERO)
     47 #define _MM_FROUND_RINT      (_MM_FROUND_RAISE_EXC | _MM_FROUND_CUR_DIRECTION)
     48 #define _MM_FROUND_NEARBYINT (_MM_FROUND_NO_EXC | _MM_FROUND_CUR_DIRECTION)
     49 
     50 #define _mm_ceil_ps(X)       _mm_round_ps((X), _MM_FROUND_CEIL)
     51 #define _mm_ceil_pd(X)       _mm_round_pd((X), _MM_FROUND_CEIL)
     52 #define _mm_ceil_ss(X, Y)    _mm_round_ss((X), (Y), _MM_FROUND_CEIL)
     53 #define _mm_ceil_sd(X, Y)    _mm_round_sd((X), (Y), _MM_FROUND_CEIL)
     54 
     55 #define _mm_floor_ps(X)      _mm_round_ps((X), _MM_FROUND_FLOOR)
     56 #define _mm_floor_pd(X)      _mm_round_pd((X), _MM_FROUND_FLOOR)
     57 #define _mm_floor_ss(X, Y)   _mm_round_ss((X), (Y), _MM_FROUND_FLOOR)
     58 #define _mm_floor_sd(X, Y)   _mm_round_sd((X), (Y), _MM_FROUND_FLOOR)
     59 
     60 #define _mm_round_ps(X, M) __extension__ ({ \
     61   __m128 __X = (X); \
     62   (__m128) __builtin_ia32_roundps((__v4sf)__X, (M)); })
     63 
     64 #define _mm_round_ss(X, Y, M) __extension__ ({ \
     65   __m128 __X = (X); \
     66   __m128 __Y = (Y); \
     67   (__m128) __builtin_ia32_roundss((__v4sf)__X, (__v4sf)__Y, (M)); })
     68 
     69 #define _mm_round_pd(X, M) __extension__ ({ \
     70   __m128d __X = (X); \
     71   (__m128d) __builtin_ia32_roundpd((__v2df)__X, (M)); })
     72 
     73 #define _mm_round_sd(X, Y, M) __extension__ ({ \
     74   __m128d __X = (X); \
     75   __m128d __Y = (Y); \
     76   (__m128d) __builtin_ia32_roundsd((__v2df)__X, (__v2df)__Y, (M)); })
     77 
     78 /* SSE4 Packed Blending Intrinsics.  */
     79 #define _mm_blend_pd(V1, V2, M) __extension__ ({ \
     80   __m128d __V1 = (V1); \
     81   __m128d __V2 = (V2); \
     82   (__m128d) __builtin_ia32_blendpd ((__v2df)__V1, (__v2df)__V2, (M)); })
     83 
     84 #define _mm_blend_ps(V1, V2, M) __extension__ ({ \
     85   __m128 __V1 = (V1); \
     86   __m128 __V2 = (V2); \
     87   (__m128) __builtin_ia32_blendps ((__v4sf)__V1, (__v4sf)__V2, (M)); })
     88 
     89 static __inline__ __m128d __attribute__((__always_inline__, __nodebug__))
     90 _mm_blendv_pd (__m128d __V1, __m128d __V2, __m128d __M)
     91 {
     92   return (__m128d) __builtin_ia32_blendvpd ((__v2df)__V1, (__v2df)__V2,
     93                                             (__v2df)__M);
     94 }
     95 
     96 static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
     97 _mm_blendv_ps (__m128 __V1, __m128 __V2, __m128 __M)
     98 {
     99   return (__m128) __builtin_ia32_blendvps ((__v4sf)__V1, (__v4sf)__V2,
    100                                            (__v4sf)__M);
    101 }
    102 
    103 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    104 _mm_blendv_epi8 (__m128i __V1, __m128i __V2, __m128i __M)
    105 {
    106   return (__m128i) __builtin_ia32_pblendvb128 ((__v16qi)__V1, (__v16qi)__V2,
    107                                                (__v16qi)__M);
    108 }
    109 
    110 #define _mm_blend_epi16(V1, V2, M) __extension__ ({ \
    111   __m128i __V1 = (V1); \
    112   __m128i __V2 = (V2); \
    113   (__m128i) __builtin_ia32_pblendw128 ((__v8hi)__V1, (__v8hi)__V2, (M)); })
    114 
    115 /* SSE4 Dword Multiply Instructions.  */
    116 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    117 _mm_mullo_epi32 (__m128i __V1, __m128i __V2)
    118 {
    119   return (__m128i) ((__v4si)__V1 * (__v4si)__V2);
    120 }
    121 
    122 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    123 _mm_mul_epi32 (__m128i __V1, __m128i __V2)
    124 {
    125   return (__m128i) __builtin_ia32_pmuldq128 ((__v4si)__V1, (__v4si)__V2);
    126 }
    127 
    128 /* SSE4 Floating Point Dot Product Instructions.  */
    129 #define _mm_dp_ps(X, Y, M) __extension__ ({ \
    130   __m128 __X = (X); \
    131   __m128 __Y = (Y); \
    132   (__m128) __builtin_ia32_dpps((__v4sf)__X, (__v4sf)__Y, (M)); })
    133 
    134 #define _mm_dp_pd(X, Y, M) __extension__ ({\
    135   __m128d __X = (X); \
    136   __m128d __Y = (Y); \
    137   (__m128d) __builtin_ia32_dppd((__v2df)__X, (__v2df)__Y, (M)); })
    138 
    139 /* SSE4 Streaming Load Hint Instruction.  */
    140 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    141 _mm_stream_load_si128 (__m128i *__V)
    142 {
    143   return (__m128i) __builtin_ia32_movntdqa ((__v2di *) __V);
    144 }
    145 
    146 /* SSE4 Packed Integer Min/Max Instructions.  */
    147 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    148 _mm_min_epi8 (__m128i __V1, __m128i __V2)
    149 {
    150   return (__m128i) __builtin_ia32_pminsb128 ((__v16qi) __V1, (__v16qi) __V2);
    151 }
    152 
    153 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    154 _mm_max_epi8 (__m128i __V1, __m128i __V2)
    155 {
    156   return (__m128i) __builtin_ia32_pmaxsb128 ((__v16qi) __V1, (__v16qi) __V2);
    157 }
    158 
    159 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    160 _mm_min_epu16 (__m128i __V1, __m128i __V2)
    161 {
    162   return (__m128i) __builtin_ia32_pminuw128 ((__v8hi) __V1, (__v8hi) __V2);
    163 }
    164 
    165 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    166 _mm_max_epu16 (__m128i __V1, __m128i __V2)
    167 {
    168   return (__m128i) __builtin_ia32_pmaxuw128 ((__v8hi) __V1, (__v8hi) __V2);
    169 }
    170 
    171 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    172 _mm_min_epi32 (__m128i __V1, __m128i __V2)
    173 {
    174   return (__m128i) __builtin_ia32_pminsd128 ((__v4si) __V1, (__v4si) __V2);
    175 }
    176 
    177 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    178 _mm_max_epi32 (__m128i __V1, __m128i __V2)
    179 {
    180   return (__m128i) __builtin_ia32_pmaxsd128 ((__v4si) __V1, (__v4si) __V2);
    181 }
    182 
    183 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    184 _mm_min_epu32 (__m128i __V1, __m128i __V2)
    185 {
    186   return (__m128i) __builtin_ia32_pminud128((__v4si) __V1, (__v4si) __V2);
    187 }
    188 
    189 static __inline__  __m128i __attribute__((__always_inline__, __nodebug__))
    190 _mm_max_epu32 (__m128i __V1, __m128i __V2)
    191 {
    192   return (__m128i) __builtin_ia32_pmaxud128((__v4si) __V1, (__v4si) __V2);
    193 }
    194 
    195 /* SSE4 Insertion and Extraction from XMM Register Instructions.  */
    196 #define _mm_insert_ps(X, Y, N) __builtin_ia32_insertps128((X), (Y), (N))
    197 #define _mm_extract_ps(X, N) (__extension__                      \
    198                               ({ union { int __i; float __f; } __t;  \
    199                                  __v4sf __a = (__v4sf)(X);       \
    200                                  __t.__f = __a[N];                 \
    201                                  __t.__i;}))
    202 
    203 /* Miscellaneous insert and extract macros.  */
    204 /* Extract a single-precision float from X at index N into D.  */
    205 #define _MM_EXTRACT_FLOAT(D, X, N) (__extension__ ({ __v4sf __a = (__v4sf)(X); \
    206                                                     (D) = __a[N]; }))
    207 
    208 /* Or together 2 sets of indexes (X and Y) with the zeroing bits (Z) to create
    209    an index suitable for _mm_insert_ps.  */
    210 #define _MM_MK_INSERTPS_NDX(X, Y, Z) (((X) << 6) | ((Y) << 4) | (Z))
    211 
    212 /* Extract a float from X at index N into the first index of the return.  */
    213 #define _MM_PICK_OUT_PS(X, N) _mm_insert_ps (_mm_setzero_ps(), (X),   \
    214                                              _MM_MK_INSERTPS_NDX((N), 0, 0x0e))
    215 
    216 /* Insert int into packed integer array at index.  */
    217 #define _mm_insert_epi8(X, I, N) (__extension__ ({ __v16qi __a = (__v16qi)(X); \
    218                                                    __a[(N)] = (I);             \
    219                                                    __a;}))
    220 #define _mm_insert_epi32(X, I, N) (__extension__ ({ __v4si __a = (__v4si)(X); \
    221                                                     __a[(N)] = (I);           \
    222                                                     __a;}))
    223 #ifdef __x86_64__
    224 #define _mm_insert_epi64(X, I, N) (__extension__ ({ __v2di __a = (__v2di)(X); \
    225                                                     __a[(N)] = (I);           \
    226                                                     __a;}))
    227 #endif /* __x86_64__ */
    228 
    229 /* Extract int from packed integer array at index.  This returns the element
    230  * as a zero extended value, so it is unsigned.
    231  */
    232 #define _mm_extract_epi8(X, N) (__extension__ ({ __v16qi __a = (__v16qi)(X); \
    233                                                  (unsigned char)__a[(N)];}))
    234 #define _mm_extract_epi32(X, N) (__extension__ ({ __v4si __a = (__v4si)(X); \
    235                                                   (unsigned)__a[(N)];}))
    236 #ifdef __x86_64__
    237 #define _mm_extract_epi64(X, N) (__extension__ ({ __v2di __a = (__v2di)(X); \
    238                                                   __a[(N)];}))
    239 #endif /* __x86_64 */
    240 
    241 /* SSE4 128-bit Packed Integer Comparisons.  */
    242 static __inline__ int __attribute__((__always_inline__, __nodebug__))
    243 _mm_testz_si128(__m128i __M, __m128i __V)
    244 {
    245   return __builtin_ia32_ptestz128((__v2di)__M, (__v2di)__V);
    246 }
    247 
    248 static __inline__ int __attribute__((__always_inline__, __nodebug__))
    249 _mm_testc_si128(__m128i __M, __m128i __V)
    250 {
    251   return __builtin_ia32_ptestc128((__v2di)__M, (__v2di)__V);
    252 }
    253 
    254 static __inline__ int __attribute__((__always_inline__, __nodebug__))
    255 _mm_testnzc_si128(__m128i __M, __m128i __V)
    256 {
    257   return __builtin_ia32_ptestnzc128((__v2di)__M, (__v2di)__V);
    258 }
    259 
    260 #define _mm_test_all_ones(V) _mm_testc_si128((V), _mm_cmpeq_epi32((V), (V)))
    261 #define _mm_test_mix_ones_zeros(M, V) _mm_testnzc_si128((M), (V))
    262 #define _mm_test_all_zeros(M, V) _mm_testz_si128 ((M), (V))
    263 
    264 /* SSE4 64-bit Packed Integer Comparisons.  */
    265 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    266 _mm_cmpeq_epi64(__m128i __V1, __m128i __V2)
    267 {
    268   return (__m128i)((__v2di)__V1 == (__v2di)__V2);
    269 }
    270 
    271 /* SSE4 Packed Integer Sign-Extension.  */
    272 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    273 _mm_cvtepi8_epi16(__m128i __V)
    274 {
    275   return (__m128i) __builtin_ia32_pmovsxbw128((__v16qi) __V);
    276 }
    277 
    278 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    279 _mm_cvtepi8_epi32(__m128i __V)
    280 {
    281   return (__m128i) __builtin_ia32_pmovsxbd128((__v16qi) __V);
    282 }
    283 
    284 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    285 _mm_cvtepi8_epi64(__m128i __V)
    286 {
    287   return (__m128i) __builtin_ia32_pmovsxbq128((__v16qi) __V);
    288 }
    289 
    290 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    291 _mm_cvtepi16_epi32(__m128i __V)
    292 {
    293   return (__m128i) __builtin_ia32_pmovsxwd128((__v8hi) __V);
    294 }
    295 
    296 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    297 _mm_cvtepi16_epi64(__m128i __V)
    298 {
    299   return (__m128i) __builtin_ia32_pmovsxwq128((__v8hi)__V);
    300 }
    301 
    302 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    303 _mm_cvtepi32_epi64(__m128i __V)
    304 {
    305   return (__m128i) __builtin_ia32_pmovsxdq128((__v4si)__V);
    306 }
    307 
    308 /* SSE4 Packed Integer Zero-Extension.  */
    309 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    310 _mm_cvtepu8_epi16(__m128i __V)
    311 {
    312   return (__m128i) __builtin_ia32_pmovzxbw128((__v16qi) __V);
    313 }
    314 
    315 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    316 _mm_cvtepu8_epi32(__m128i __V)
    317 {
    318   return (__m128i) __builtin_ia32_pmovzxbd128((__v16qi)__V);
    319 }
    320 
    321 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    322 _mm_cvtepu8_epi64(__m128i __V)
    323 {
    324   return (__m128i) __builtin_ia32_pmovzxbq128((__v16qi)__V);
    325 }
    326 
    327 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    328 _mm_cvtepu16_epi32(__m128i __V)
    329 {
    330   return (__m128i) __builtin_ia32_pmovzxwd128((__v8hi)__V);
    331 }
    332 
    333 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    334 _mm_cvtepu16_epi64(__m128i __V)
    335 {
    336   return (__m128i) __builtin_ia32_pmovzxwq128((__v8hi)__V);
    337 }
    338 
    339 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    340 _mm_cvtepu32_epi64(__m128i __V)
    341 {
    342   return (__m128i) __builtin_ia32_pmovzxdq128((__v4si)__V);
    343 }
    344 
    345 /* SSE4 Pack with Unsigned Saturation.  */
    346 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    347 _mm_packus_epi32(__m128i __V1, __m128i __V2)
    348 {
    349   return (__m128i) __builtin_ia32_packusdw128((__v4si)__V1, (__v4si)__V2);
    350 }
    351 
    352 /* SSE4 Multiple Packed Sums of Absolute Difference.  */
    353 #define _mm_mpsadbw_epu8(X, Y, M) __extension__ ({ \
    354   __m128i __X = (X); \
    355   __m128i __Y = (Y); \
    356   (__m128i) __builtin_ia32_mpsadbw128((__v16qi)__X, (__v16qi)__Y, (M)); })
    357 
    358 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    359 _mm_minpos_epu16(__m128i __V)
    360 {
    361   return (__m128i) __builtin_ia32_phminposuw128((__v8hi)__V);
    362 }
    363 
    364 /* These definitions are normally in nmmintrin.h, but gcc puts them in here
    365    so we'll do the same.  */
    366 #ifdef __SSE4_2__
    367 
    368 /* These specify the type of data that we're comparing.  */
    369 #define _SIDD_UBYTE_OPS                 0x00
    370 #define _SIDD_UWORD_OPS                 0x01
    371 #define _SIDD_SBYTE_OPS                 0x02
    372 #define _SIDD_SWORD_OPS                 0x03
    373 
    374 /* These specify the type of comparison operation.  */
    375 #define _SIDD_CMP_EQUAL_ANY             0x00
    376 #define _SIDD_CMP_RANGES                0x04
    377 #define _SIDD_CMP_EQUAL_EACH            0x08
    378 #define _SIDD_CMP_EQUAL_ORDERED         0x0c
    379 
    380 /* These macros specify the polarity of the operation.  */
    381 #define _SIDD_POSITIVE_POLARITY         0x00
    382 #define _SIDD_NEGATIVE_POLARITY         0x10
    383 #define _SIDD_MASKED_POSITIVE_POLARITY  0x20
    384 #define _SIDD_MASKED_NEGATIVE_POLARITY  0x30
    385 
    386 /* These macros are used in _mm_cmpXstri() to specify the return.  */
    387 #define _SIDD_LEAST_SIGNIFICANT         0x00
    388 #define _SIDD_MOST_SIGNIFICANT          0x40
    389 
    390 /* These macros are used in _mm_cmpXstri() to specify the return.  */
    391 #define _SIDD_BIT_MASK                  0x00
    392 #define _SIDD_UNIT_MASK                 0x40
    393 
    394 /* SSE4.2 Packed Comparison Intrinsics.  */
    395 #define _mm_cmpistrm(A, B, M) __builtin_ia32_pcmpistrm128((A), (B), (M))
    396 #define _mm_cmpistri(A, B, M) __builtin_ia32_pcmpistri128((A), (B), (M))
    397 
    398 #define _mm_cmpestrm(A, LA, B, LB, M) \
    399      __builtin_ia32_pcmpestrm128((A), (LA), (B), (LB), (M))
    400 #define _mm_cmpestri(A, LA, B, LB, M) \
    401      __builtin_ia32_pcmpestri128((A), (LA), (B), (LB), (M))
    402 
    403 /* SSE4.2 Packed Comparison Intrinsics and EFlag Reading.  */
    404 #define _mm_cmpistra(A, B, M) \
    405      __builtin_ia32_pcmpistria128((A), (B), (M))
    406 #define _mm_cmpistrc(A, B, M) \
    407      __builtin_ia32_pcmpistric128((A), (B), (M))
    408 #define _mm_cmpistro(A, B, M) \
    409      __builtin_ia32_pcmpistrio128((A), (B), (M))
    410 #define _mm_cmpistrs(A, B, M) \
    411      __builtin_ia32_pcmpistris128((A), (B), (M))
    412 #define _mm_cmpistrz(A, B, M) \
    413      __builtin_ia32_pcmpistriz128((A), (B), (M))
    414 
    415 #define _mm_cmpestra(A, LA, B, LB, M) \
    416      __builtin_ia32_pcmpestria128((A), (LA), (B), (LB), (M))
    417 #define _mm_cmpestrc(A, LA, B, LB, M) \
    418      __builtin_ia32_pcmpestric128((A), (LA), (B), (LB), (M))
    419 #define _mm_cmpestro(A, LA, B, LB, M) \
    420      __builtin_ia32_pcmpestrio128((A), (LA), (B), (LB), (M))
    421 #define _mm_cmpestrs(A, LA, B, LB, M) \
    422      __builtin_ia32_pcmpestris128((A), (LA), (B), (LB), (M))
    423 #define _mm_cmpestrz(A, LA, B, LB, M) \
    424      __builtin_ia32_pcmpestriz128((A), (LA), (B), (LB), (M))
    425 
    426 /* SSE4.2 Compare Packed Data -- Greater Than.  */
    427 static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
    428 _mm_cmpgt_epi64(__m128i __V1, __m128i __V2)
    429 {
    430   return (__m128i)((__v2di)__V1 > (__v2di)__V2);
    431 }
    432 
    433 /* SSE4.2 Accumulate CRC32.  */
    434 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
    435 _mm_crc32_u8(unsigned int __C, unsigned char __D)
    436 {
    437   return __builtin_ia32_crc32qi(__C, __D);
    438 }
    439 
    440 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
    441 _mm_crc32_u16(unsigned int __C, unsigned short __D)
    442 {
    443   return __builtin_ia32_crc32hi(__C, __D);
    444 }
    445 
    446 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
    447 _mm_crc32_u32(unsigned int __C, unsigned int __D)
    448 {
    449   return __builtin_ia32_crc32si(__C, __D);
    450 }
    451 
    452 #ifdef __x86_64__
    453 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
    454 _mm_crc32_u64(unsigned long long __C, unsigned long long __D)
    455 {
    456   return __builtin_ia32_crc32di(__C, __D);
    457 }
    458 #endif /* __x86_64__ */
    459 
    460 #ifdef __POPCNT__
    461 #include <popcntintrin.h>
    462 #endif
    463 
    464 #endif /* __SSE4_2__ */
    465 #endif /* __SSE4_1__ */
    466 
    467 #endif /* _SMMINTRIN_H */
    468