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      1 /*===---- xmmintrin.h - SSE 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 __XMMINTRIN_H
     25 #define __XMMINTRIN_H
     26 
     27 #include <mmintrin.h>
     28 
     29 typedef int __v4si __attribute__((__vector_size__(16)));
     30 typedef float __v4sf __attribute__((__vector_size__(16)));
     31 typedef float __m128 __attribute__((__vector_size__(16)));
     32 
     33 /* This header should only be included in a hosted environment as it depends on
     34  * a standard library to provide allocation routines. */
     35 #if __STDC_HOSTED__
     36 #include <mm_malloc.h>
     37 #endif
     38 
     39 /* Define the default attributes for the functions in this file. */
     40 #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("sse")))
     41 
     42 static __inline__ __m128 __DEFAULT_FN_ATTRS
     43 _mm_add_ss(__m128 __a, __m128 __b)
     44 {
     45   __a[0] += __b[0];
     46   return __a;
     47 }
     48 
     49 static __inline__ __m128 __DEFAULT_FN_ATTRS
     50 _mm_add_ps(__m128 __a, __m128 __b)
     51 {
     52   return __a + __b;
     53 }
     54 
     55 static __inline__ __m128 __DEFAULT_FN_ATTRS
     56 _mm_sub_ss(__m128 __a, __m128 __b)
     57 {
     58   __a[0] -= __b[0];
     59   return __a;
     60 }
     61 
     62 static __inline__ __m128 __DEFAULT_FN_ATTRS
     63 _mm_sub_ps(__m128 __a, __m128 __b)
     64 {
     65   return __a - __b;
     66 }
     67 
     68 static __inline__ __m128 __DEFAULT_FN_ATTRS
     69 _mm_mul_ss(__m128 __a, __m128 __b)
     70 {
     71   __a[0] *= __b[0];
     72   return __a;
     73 }
     74 
     75 static __inline__ __m128 __DEFAULT_FN_ATTRS
     76 _mm_mul_ps(__m128 __a, __m128 __b)
     77 {
     78   return __a * __b;
     79 }
     80 
     81 static __inline__ __m128 __DEFAULT_FN_ATTRS
     82 _mm_div_ss(__m128 __a, __m128 __b)
     83 {
     84   __a[0] /= __b[0];
     85   return __a;
     86 }
     87 
     88 static __inline__ __m128 __DEFAULT_FN_ATTRS
     89 _mm_div_ps(__m128 __a, __m128 __b)
     90 {
     91   return __a / __b;
     92 }
     93 
     94 static __inline__ __m128 __DEFAULT_FN_ATTRS
     95 _mm_sqrt_ss(__m128 __a)
     96 {
     97   __m128 __c = __builtin_ia32_sqrtss(__a);
     98   return (__m128) { __c[0], __a[1], __a[2], __a[3] };
     99 }
    100 
    101 static __inline__ __m128 __DEFAULT_FN_ATTRS
    102 _mm_sqrt_ps(__m128 __a)
    103 {
    104   return __builtin_ia32_sqrtps(__a);
    105 }
    106 
    107 static __inline__ __m128 __DEFAULT_FN_ATTRS
    108 _mm_rcp_ss(__m128 __a)
    109 {
    110   __m128 __c = __builtin_ia32_rcpss(__a);
    111   return (__m128) { __c[0], __a[1], __a[2], __a[3] };
    112 }
    113 
    114 static __inline__ __m128 __DEFAULT_FN_ATTRS
    115 _mm_rcp_ps(__m128 __a)
    116 {
    117   return __builtin_ia32_rcpps(__a);
    118 }
    119 
    120 static __inline__ __m128 __DEFAULT_FN_ATTRS
    121 _mm_rsqrt_ss(__m128 __a)
    122 {
    123   __m128 __c = __builtin_ia32_rsqrtss(__a);
    124   return (__m128) { __c[0], __a[1], __a[2], __a[3] };
    125 }
    126 
    127 static __inline__ __m128 __DEFAULT_FN_ATTRS
    128 _mm_rsqrt_ps(__m128 __a)
    129 {
    130   return __builtin_ia32_rsqrtps(__a);
    131 }
    132 
    133 static __inline__ __m128 __DEFAULT_FN_ATTRS
    134 _mm_min_ss(__m128 __a, __m128 __b)
    135 {
    136   return __builtin_ia32_minss(__a, __b);
    137 }
    138 
    139 static __inline__ __m128 __DEFAULT_FN_ATTRS
    140 _mm_min_ps(__m128 __a, __m128 __b)
    141 {
    142   return __builtin_ia32_minps(__a, __b);
    143 }
    144 
    145 static __inline__ __m128 __DEFAULT_FN_ATTRS
    146 _mm_max_ss(__m128 __a, __m128 __b)
    147 {
    148   return __builtin_ia32_maxss(__a, __b);
    149 }
    150 
    151 static __inline__ __m128 __DEFAULT_FN_ATTRS
    152 _mm_max_ps(__m128 __a, __m128 __b)
    153 {
    154   return __builtin_ia32_maxps(__a, __b);
    155 }
    156 
    157 static __inline__ __m128 __DEFAULT_FN_ATTRS
    158 _mm_and_ps(__m128 __a, __m128 __b)
    159 {
    160   return (__m128)((__v4si)__a & (__v4si)__b);
    161 }
    162 
    163 static __inline__ __m128 __DEFAULT_FN_ATTRS
    164 _mm_andnot_ps(__m128 __a, __m128 __b)
    165 {
    166   return (__m128)(~(__v4si)__a & (__v4si)__b);
    167 }
    168 
    169 static __inline__ __m128 __DEFAULT_FN_ATTRS
    170 _mm_or_ps(__m128 __a, __m128 __b)
    171 {
    172   return (__m128)((__v4si)__a | (__v4si)__b);
    173 }
    174 
    175 static __inline__ __m128 __DEFAULT_FN_ATTRS
    176 _mm_xor_ps(__m128 __a, __m128 __b)
    177 {
    178   return (__m128)((__v4si)__a ^ (__v4si)__b);
    179 }
    180 
    181 static __inline__ __m128 __DEFAULT_FN_ATTRS
    182 _mm_cmpeq_ss(__m128 __a, __m128 __b)
    183 {
    184   return (__m128)__builtin_ia32_cmpeqss(__a, __b);
    185 }
    186 
    187 static __inline__ __m128 __DEFAULT_FN_ATTRS
    188 _mm_cmpeq_ps(__m128 __a, __m128 __b)
    189 {
    190   return (__m128)__builtin_ia32_cmpeqps(__a, __b);
    191 }
    192 
    193 static __inline__ __m128 __DEFAULT_FN_ATTRS
    194 _mm_cmplt_ss(__m128 __a, __m128 __b)
    195 {
    196   return (__m128)__builtin_ia32_cmpltss(__a, __b);
    197 }
    198 
    199 static __inline__ __m128 __DEFAULT_FN_ATTRS
    200 _mm_cmplt_ps(__m128 __a, __m128 __b)
    201 {
    202   return (__m128)__builtin_ia32_cmpltps(__a, __b);
    203 }
    204 
    205 static __inline__ __m128 __DEFAULT_FN_ATTRS
    206 _mm_cmple_ss(__m128 __a, __m128 __b)
    207 {
    208   return (__m128)__builtin_ia32_cmpless(__a, __b);
    209 }
    210 
    211 static __inline__ __m128 __DEFAULT_FN_ATTRS
    212 _mm_cmple_ps(__m128 __a, __m128 __b)
    213 {
    214   return (__m128)__builtin_ia32_cmpleps(__a, __b);
    215 }
    216 
    217 static __inline__ __m128 __DEFAULT_FN_ATTRS
    218 _mm_cmpgt_ss(__m128 __a, __m128 __b)
    219 {
    220   return (__m128)__builtin_shufflevector(__a,
    221                                          __builtin_ia32_cmpltss(__b, __a),
    222                                          4, 1, 2, 3);
    223 }
    224 
    225 static __inline__ __m128 __DEFAULT_FN_ATTRS
    226 _mm_cmpgt_ps(__m128 __a, __m128 __b)
    227 {
    228   return (__m128)__builtin_ia32_cmpltps(__b, __a);
    229 }
    230 
    231 static __inline__ __m128 __DEFAULT_FN_ATTRS
    232 _mm_cmpge_ss(__m128 __a, __m128 __b)
    233 {
    234   return (__m128)__builtin_shufflevector(__a,
    235                                          __builtin_ia32_cmpless(__b, __a),
    236                                          4, 1, 2, 3);
    237 }
    238 
    239 static __inline__ __m128 __DEFAULT_FN_ATTRS
    240 _mm_cmpge_ps(__m128 __a, __m128 __b)
    241 {
    242   return (__m128)__builtin_ia32_cmpleps(__b, __a);
    243 }
    244 
    245 static __inline__ __m128 __DEFAULT_FN_ATTRS
    246 _mm_cmpneq_ss(__m128 __a, __m128 __b)
    247 {
    248   return (__m128)__builtin_ia32_cmpneqss(__a, __b);
    249 }
    250 
    251 static __inline__ __m128 __DEFAULT_FN_ATTRS
    252 _mm_cmpneq_ps(__m128 __a, __m128 __b)
    253 {
    254   return (__m128)__builtin_ia32_cmpneqps(__a, __b);
    255 }
    256 
    257 static __inline__ __m128 __DEFAULT_FN_ATTRS
    258 _mm_cmpnlt_ss(__m128 __a, __m128 __b)
    259 {
    260   return (__m128)__builtin_ia32_cmpnltss(__a, __b);
    261 }
    262 
    263 static __inline__ __m128 __DEFAULT_FN_ATTRS
    264 _mm_cmpnlt_ps(__m128 __a, __m128 __b)
    265 {
    266   return (__m128)__builtin_ia32_cmpnltps(__a, __b);
    267 }
    268 
    269 static __inline__ __m128 __DEFAULT_FN_ATTRS
    270 _mm_cmpnle_ss(__m128 __a, __m128 __b)
    271 {
    272   return (__m128)__builtin_ia32_cmpnless(__a, __b);
    273 }
    274 
    275 static __inline__ __m128 __DEFAULT_FN_ATTRS
    276 _mm_cmpnle_ps(__m128 __a, __m128 __b)
    277 {
    278   return (__m128)__builtin_ia32_cmpnleps(__a, __b);
    279 }
    280 
    281 static __inline__ __m128 __DEFAULT_FN_ATTRS
    282 _mm_cmpngt_ss(__m128 __a, __m128 __b)
    283 {
    284   return (__m128)__builtin_shufflevector(__a,
    285                                          __builtin_ia32_cmpnltss(__b, __a),
    286                                          4, 1, 2, 3);
    287 }
    288 
    289 static __inline__ __m128 __DEFAULT_FN_ATTRS
    290 _mm_cmpngt_ps(__m128 __a, __m128 __b)
    291 {
    292   return (__m128)__builtin_ia32_cmpnltps(__b, __a);
    293 }
    294 
    295 static __inline__ __m128 __DEFAULT_FN_ATTRS
    296 _mm_cmpnge_ss(__m128 __a, __m128 __b)
    297 {
    298   return (__m128)__builtin_shufflevector(__a,
    299                                          __builtin_ia32_cmpnless(__b, __a),
    300                                          4, 1, 2, 3);
    301 }
    302 
    303 static __inline__ __m128 __DEFAULT_FN_ATTRS
    304 _mm_cmpnge_ps(__m128 __a, __m128 __b)
    305 {
    306   return (__m128)__builtin_ia32_cmpnleps(__b, __a);
    307 }
    308 
    309 static __inline__ __m128 __DEFAULT_FN_ATTRS
    310 _mm_cmpord_ss(__m128 __a, __m128 __b)
    311 {
    312   return (__m128)__builtin_ia32_cmpordss(__a, __b);
    313 }
    314 
    315 static __inline__ __m128 __DEFAULT_FN_ATTRS
    316 _mm_cmpord_ps(__m128 __a, __m128 __b)
    317 {
    318   return (__m128)__builtin_ia32_cmpordps(__a, __b);
    319 }
    320 
    321 static __inline__ __m128 __DEFAULT_FN_ATTRS
    322 _mm_cmpunord_ss(__m128 __a, __m128 __b)
    323 {
    324   return (__m128)__builtin_ia32_cmpunordss(__a, __b);
    325 }
    326 
    327 static __inline__ __m128 __DEFAULT_FN_ATTRS
    328 _mm_cmpunord_ps(__m128 __a, __m128 __b)
    329 {
    330   return (__m128)__builtin_ia32_cmpunordps(__a, __b);
    331 }
    332 
    333 static __inline__ int __DEFAULT_FN_ATTRS
    334 _mm_comieq_ss(__m128 __a, __m128 __b)
    335 {
    336   return __builtin_ia32_comieq(__a, __b);
    337 }
    338 
    339 static __inline__ int __DEFAULT_FN_ATTRS
    340 _mm_comilt_ss(__m128 __a, __m128 __b)
    341 {
    342   return __builtin_ia32_comilt(__a, __b);
    343 }
    344 
    345 static __inline__ int __DEFAULT_FN_ATTRS
    346 _mm_comile_ss(__m128 __a, __m128 __b)
    347 {
    348   return __builtin_ia32_comile(__a, __b);
    349 }
    350 
    351 static __inline__ int __DEFAULT_FN_ATTRS
    352 _mm_comigt_ss(__m128 __a, __m128 __b)
    353 {
    354   return __builtin_ia32_comigt(__a, __b);
    355 }
    356 
    357 static __inline__ int __DEFAULT_FN_ATTRS
    358 _mm_comige_ss(__m128 __a, __m128 __b)
    359 {
    360   return __builtin_ia32_comige(__a, __b);
    361 }
    362 
    363 static __inline__ int __DEFAULT_FN_ATTRS
    364 _mm_comineq_ss(__m128 __a, __m128 __b)
    365 {
    366   return __builtin_ia32_comineq(__a, __b);
    367 }
    368 
    369 static __inline__ int __DEFAULT_FN_ATTRS
    370 _mm_ucomieq_ss(__m128 __a, __m128 __b)
    371 {
    372   return __builtin_ia32_ucomieq(__a, __b);
    373 }
    374 
    375 static __inline__ int __DEFAULT_FN_ATTRS
    376 _mm_ucomilt_ss(__m128 __a, __m128 __b)
    377 {
    378   return __builtin_ia32_ucomilt(__a, __b);
    379 }
    380 
    381 static __inline__ int __DEFAULT_FN_ATTRS
    382 _mm_ucomile_ss(__m128 __a, __m128 __b)
    383 {
    384   return __builtin_ia32_ucomile(__a, __b);
    385 }
    386 
    387 static __inline__ int __DEFAULT_FN_ATTRS
    388 _mm_ucomigt_ss(__m128 __a, __m128 __b)
    389 {
    390   return __builtin_ia32_ucomigt(__a, __b);
    391 }
    392 
    393 static __inline__ int __DEFAULT_FN_ATTRS
    394 _mm_ucomige_ss(__m128 __a, __m128 __b)
    395 {
    396   return __builtin_ia32_ucomige(__a, __b);
    397 }
    398 
    399 static __inline__ int __DEFAULT_FN_ATTRS
    400 _mm_ucomineq_ss(__m128 __a, __m128 __b)
    401 {
    402   return __builtin_ia32_ucomineq(__a, __b);
    403 }
    404 
    405 static __inline__ int __DEFAULT_FN_ATTRS
    406 _mm_cvtss_si32(__m128 __a)
    407 {
    408   return __builtin_ia32_cvtss2si(__a);
    409 }
    410 
    411 static __inline__ int __DEFAULT_FN_ATTRS
    412 _mm_cvt_ss2si(__m128 __a)
    413 {
    414   return _mm_cvtss_si32(__a);
    415 }
    416 
    417 #ifdef __x86_64__
    418 
    419 static __inline__ long long __DEFAULT_FN_ATTRS
    420 _mm_cvtss_si64(__m128 __a)
    421 {
    422   return __builtin_ia32_cvtss2si64(__a);
    423 }
    424 
    425 #endif
    426 
    427 static __inline__ __m64 __DEFAULT_FN_ATTRS
    428 _mm_cvtps_pi32(__m128 __a)
    429 {
    430   return (__m64)__builtin_ia32_cvtps2pi(__a);
    431 }
    432 
    433 static __inline__ __m64 __DEFAULT_FN_ATTRS
    434 _mm_cvt_ps2pi(__m128 __a)
    435 {
    436   return _mm_cvtps_pi32(__a);
    437 }
    438 
    439 static __inline__ int __DEFAULT_FN_ATTRS
    440 _mm_cvttss_si32(__m128 __a)
    441 {
    442   return __a[0];
    443 }
    444 
    445 static __inline__ int __DEFAULT_FN_ATTRS
    446 _mm_cvtt_ss2si(__m128 __a)
    447 {
    448   return _mm_cvttss_si32(__a);
    449 }
    450 
    451 static __inline__ long long __DEFAULT_FN_ATTRS
    452 _mm_cvttss_si64(__m128 __a)
    453 {
    454   return __a[0];
    455 }
    456 
    457 static __inline__ __m64 __DEFAULT_FN_ATTRS
    458 _mm_cvttps_pi32(__m128 __a)
    459 {
    460   return (__m64)__builtin_ia32_cvttps2pi(__a);
    461 }
    462 
    463 static __inline__ __m64 __DEFAULT_FN_ATTRS
    464 _mm_cvtt_ps2pi(__m128 __a)
    465 {
    466   return _mm_cvttps_pi32(__a);
    467 }
    468 
    469 static __inline__ __m128 __DEFAULT_FN_ATTRS
    470 _mm_cvtsi32_ss(__m128 __a, int __b)
    471 {
    472   __a[0] = __b;
    473   return __a;
    474 }
    475 
    476 static __inline__ __m128 __DEFAULT_FN_ATTRS
    477 _mm_cvt_si2ss(__m128 __a, int __b)
    478 {
    479   return _mm_cvtsi32_ss(__a, __b);
    480 }
    481 
    482 #ifdef __x86_64__
    483 
    484 static __inline__ __m128 __DEFAULT_FN_ATTRS
    485 _mm_cvtsi64_ss(__m128 __a, long long __b)
    486 {
    487   __a[0] = __b;
    488   return __a;
    489 }
    490 
    491 #endif
    492 
    493 static __inline__ __m128 __DEFAULT_FN_ATTRS
    494 _mm_cvtpi32_ps(__m128 __a, __m64 __b)
    495 {
    496   return __builtin_ia32_cvtpi2ps(__a, (__v2si)__b);
    497 }
    498 
    499 static __inline__ __m128 __DEFAULT_FN_ATTRS
    500 _mm_cvt_pi2ps(__m128 __a, __m64 __b)
    501 {
    502   return _mm_cvtpi32_ps(__a, __b);
    503 }
    504 
    505 static __inline__ float __DEFAULT_FN_ATTRS
    506 _mm_cvtss_f32(__m128 __a)
    507 {
    508   return __a[0];
    509 }
    510 
    511 static __inline__ __m128 __DEFAULT_FN_ATTRS
    512 _mm_loadh_pi(__m128 __a, const __m64 *__p)
    513 {
    514   typedef float __mm_loadh_pi_v2f32 __attribute__((__vector_size__(8)));
    515   struct __mm_loadh_pi_struct {
    516     __mm_loadh_pi_v2f32 __u;
    517   } __attribute__((__packed__, __may_alias__));
    518   __mm_loadh_pi_v2f32 __b = ((struct __mm_loadh_pi_struct*)__p)->__u;
    519   __m128 __bb = __builtin_shufflevector(__b, __b, 0, 1, 0, 1);
    520   return __builtin_shufflevector(__a, __bb, 0, 1, 4, 5);
    521 }
    522 
    523 static __inline__ __m128 __DEFAULT_FN_ATTRS
    524 _mm_loadl_pi(__m128 __a, const __m64 *__p)
    525 {
    526   typedef float __mm_loadl_pi_v2f32 __attribute__((__vector_size__(8)));
    527   struct __mm_loadl_pi_struct {
    528     __mm_loadl_pi_v2f32 __u;
    529   } __attribute__((__packed__, __may_alias__));
    530   __mm_loadl_pi_v2f32 __b = ((struct __mm_loadl_pi_struct*)__p)->__u;
    531   __m128 __bb = __builtin_shufflevector(__b, __b, 0, 1, 0, 1);
    532   return __builtin_shufflevector(__a, __bb, 4, 5, 2, 3);
    533 }
    534 
    535 static __inline__ __m128 __DEFAULT_FN_ATTRS
    536 _mm_load_ss(const float *__p)
    537 {
    538   struct __mm_load_ss_struct {
    539     float __u;
    540   } __attribute__((__packed__, __may_alias__));
    541   float __u = ((struct __mm_load_ss_struct*)__p)->__u;
    542   return (__m128){ __u, 0, 0, 0 };
    543 }
    544 
    545 static __inline__ __m128 __DEFAULT_FN_ATTRS
    546 _mm_load1_ps(const float *__p)
    547 {
    548   struct __mm_load1_ps_struct {
    549     float __u;
    550   } __attribute__((__packed__, __may_alias__));
    551   float __u = ((struct __mm_load1_ps_struct*)__p)->__u;
    552   return (__m128){ __u, __u, __u, __u };
    553 }
    554 
    555 #define        _mm_load_ps1(p) _mm_load1_ps(p)
    556 
    557 static __inline__ __m128 __DEFAULT_FN_ATTRS
    558 _mm_load_ps(const float *__p)
    559 {
    560   return *(__m128*)__p;
    561 }
    562 
    563 static __inline__ __m128 __DEFAULT_FN_ATTRS
    564 _mm_loadu_ps(const float *__p)
    565 {
    566   struct __loadu_ps {
    567     __m128 __v;
    568   } __attribute__((__packed__, __may_alias__));
    569   return ((struct __loadu_ps*)__p)->__v;
    570 }
    571 
    572 static __inline__ __m128 __DEFAULT_FN_ATTRS
    573 _mm_loadr_ps(const float *__p)
    574 {
    575   __m128 __a = _mm_load_ps(__p);
    576   return __builtin_shufflevector(__a, __a, 3, 2, 1, 0);
    577 }
    578 
    579 static __inline__ __m128 __DEFAULT_FN_ATTRS
    580 _mm_undefined_ps()
    581 {
    582   return (__m128)__builtin_ia32_undef128();
    583 }
    584 
    585 static __inline__ __m128 __DEFAULT_FN_ATTRS
    586 _mm_set_ss(float __w)
    587 {
    588   return (__m128){ __w, 0, 0, 0 };
    589 }
    590 
    591 static __inline__ __m128 __DEFAULT_FN_ATTRS
    592 _mm_set1_ps(float __w)
    593 {
    594   return (__m128){ __w, __w, __w, __w };
    595 }
    596 
    597 /* Microsoft specific. */
    598 static __inline__ __m128 __DEFAULT_FN_ATTRS
    599 _mm_set_ps1(float __w)
    600 {
    601     return _mm_set1_ps(__w);
    602 }
    603 
    604 static __inline__ __m128 __DEFAULT_FN_ATTRS
    605 _mm_set_ps(float __z, float __y, float __x, float __w)
    606 {
    607   return (__m128){ __w, __x, __y, __z };
    608 }
    609 
    610 static __inline__ __m128 __DEFAULT_FN_ATTRS
    611 _mm_setr_ps(float __z, float __y, float __x, float __w)
    612 {
    613   return (__m128){ __z, __y, __x, __w };
    614 }
    615 
    616 static __inline__ __m128 __DEFAULT_FN_ATTRS
    617 _mm_setzero_ps(void)
    618 {
    619   return (__m128){ 0, 0, 0, 0 };
    620 }
    621 
    622 static __inline__ void __DEFAULT_FN_ATTRS
    623 _mm_storeh_pi(__m64 *__p, __m128 __a)
    624 {
    625   __builtin_ia32_storehps((__v2si *)__p, __a);
    626 }
    627 
    628 static __inline__ void __DEFAULT_FN_ATTRS
    629 _mm_storel_pi(__m64 *__p, __m128 __a)
    630 {
    631   __builtin_ia32_storelps((__v2si *)__p, __a);
    632 }
    633 
    634 static __inline__ void __DEFAULT_FN_ATTRS
    635 _mm_store_ss(float *__p, __m128 __a)
    636 {
    637   struct __mm_store_ss_struct {
    638     float __u;
    639   } __attribute__((__packed__, __may_alias__));
    640   ((struct __mm_store_ss_struct*)__p)->__u = __a[0];
    641 }
    642 
    643 static __inline__ void __DEFAULT_FN_ATTRS
    644 _mm_storeu_ps(float *__p, __m128 __a)
    645 {
    646   __builtin_ia32_storeups(__p, __a);
    647 }
    648 
    649 static __inline__ void __DEFAULT_FN_ATTRS
    650 _mm_store1_ps(float *__p, __m128 __a)
    651 {
    652   __a = __builtin_shufflevector(__a, __a, 0, 0, 0, 0);
    653   _mm_storeu_ps(__p, __a);
    654 }
    655 
    656 static __inline__ void __DEFAULT_FN_ATTRS
    657 _mm_store_ps1(float *__p, __m128 __a)
    658 {
    659     return _mm_store1_ps(__p, __a);
    660 }
    661 
    662 static __inline__ void __DEFAULT_FN_ATTRS
    663 _mm_store_ps(float *__p, __m128 __a)
    664 {
    665   *(__m128 *)__p = __a;
    666 }
    667 
    668 static __inline__ void __DEFAULT_FN_ATTRS
    669 _mm_storer_ps(float *__p, __m128 __a)
    670 {
    671   __a = __builtin_shufflevector(__a, __a, 3, 2, 1, 0);
    672   _mm_store_ps(__p, __a);
    673 }
    674 
    675 #define _MM_HINT_T0 3
    676 #define _MM_HINT_T1 2
    677 #define _MM_HINT_T2 1
    678 #define _MM_HINT_NTA 0
    679 
    680 #ifndef _MSC_VER
    681 /* FIXME: We have to #define this because "sel" must be a constant integer, and
    682    Sema doesn't do any form of constant propagation yet. */
    683 
    684 #define _mm_prefetch(a, sel) (__builtin_prefetch((void *)(a), 0, (sel)))
    685 #endif
    686 
    687 static __inline__ void __DEFAULT_FN_ATTRS
    688 _mm_stream_pi(__m64 *__p, __m64 __a)
    689 {
    690   __builtin_ia32_movntq(__p, __a);
    691 }
    692 
    693 static __inline__ void __DEFAULT_FN_ATTRS
    694 _mm_stream_ps(float *__p, __m128 __a)
    695 {
    696   __builtin_ia32_movntps(__p, __a);
    697 }
    698 
    699 static __inline__ void __DEFAULT_FN_ATTRS
    700 _mm_sfence(void)
    701 {
    702   __builtin_ia32_sfence();
    703 }
    704 
    705 static __inline__ int __DEFAULT_FN_ATTRS
    706 _mm_extract_pi16(__m64 __a, int __n)
    707 {
    708   __v4hi __b = (__v4hi)__a;
    709   return (unsigned short)__b[__n & 3];
    710 }
    711 
    712 static __inline__ __m64 __DEFAULT_FN_ATTRS
    713 _mm_insert_pi16(__m64 __a, int __d, int __n)
    714 {
    715    __v4hi __b = (__v4hi)__a;
    716    __b[__n & 3] = __d;
    717    return (__m64)__b;
    718 }
    719 
    720 static __inline__ __m64 __DEFAULT_FN_ATTRS
    721 _mm_max_pi16(__m64 __a, __m64 __b)
    722 {
    723   return (__m64)__builtin_ia32_pmaxsw((__v4hi)__a, (__v4hi)__b);
    724 }
    725 
    726 static __inline__ __m64 __DEFAULT_FN_ATTRS
    727 _mm_max_pu8(__m64 __a, __m64 __b)
    728 {
    729   return (__m64)__builtin_ia32_pmaxub((__v8qi)__a, (__v8qi)__b);
    730 }
    731 
    732 static __inline__ __m64 __DEFAULT_FN_ATTRS
    733 _mm_min_pi16(__m64 __a, __m64 __b)
    734 {
    735   return (__m64)__builtin_ia32_pminsw((__v4hi)__a, (__v4hi)__b);
    736 }
    737 
    738 static __inline__ __m64 __DEFAULT_FN_ATTRS
    739 _mm_min_pu8(__m64 __a, __m64 __b)
    740 {
    741   return (__m64)__builtin_ia32_pminub((__v8qi)__a, (__v8qi)__b);
    742 }
    743 
    744 static __inline__ int __DEFAULT_FN_ATTRS
    745 _mm_movemask_pi8(__m64 __a)
    746 {
    747   return __builtin_ia32_pmovmskb((__v8qi)__a);
    748 }
    749 
    750 static __inline__ __m64 __DEFAULT_FN_ATTRS
    751 _mm_mulhi_pu16(__m64 __a, __m64 __b)
    752 {
    753   return (__m64)__builtin_ia32_pmulhuw((__v4hi)__a, (__v4hi)__b);
    754 }
    755 
    756 #define _mm_shuffle_pi16(a, n) __extension__ ({ \
    757   (__m64)__builtin_ia32_pshufw((__v4hi)(__m64)(a), (n)); })
    758 
    759 static __inline__ void __DEFAULT_FN_ATTRS
    760 _mm_maskmove_si64(__m64 __d, __m64 __n, char *__p)
    761 {
    762   __builtin_ia32_maskmovq((__v8qi)__d, (__v8qi)__n, __p);
    763 }
    764 
    765 static __inline__ __m64 __DEFAULT_FN_ATTRS
    766 _mm_avg_pu8(__m64 __a, __m64 __b)
    767 {
    768   return (__m64)__builtin_ia32_pavgb((__v8qi)__a, (__v8qi)__b);
    769 }
    770 
    771 static __inline__ __m64 __DEFAULT_FN_ATTRS
    772 _mm_avg_pu16(__m64 __a, __m64 __b)
    773 {
    774   return (__m64)__builtin_ia32_pavgw((__v4hi)__a, (__v4hi)__b);
    775 }
    776 
    777 static __inline__ __m64 __DEFAULT_FN_ATTRS
    778 _mm_sad_pu8(__m64 __a, __m64 __b)
    779 {
    780   return (__m64)__builtin_ia32_psadbw((__v8qi)__a, (__v8qi)__b);
    781 }
    782 
    783 static __inline__ unsigned int __DEFAULT_FN_ATTRS
    784 _mm_getcsr(void)
    785 {
    786   return __builtin_ia32_stmxcsr();
    787 }
    788 
    789 static __inline__ void __DEFAULT_FN_ATTRS
    790 _mm_setcsr(unsigned int __i)
    791 {
    792   __builtin_ia32_ldmxcsr(__i);
    793 }
    794 
    795 #define _mm_shuffle_ps(a, b, mask) __extension__ ({ \
    796   (__m128)__builtin_shufflevector((__v4sf)(__m128)(a), (__v4sf)(__m128)(b), \
    797                                   (mask) & 0x3, ((mask) & 0xc) >> 2, \
    798                                   (((mask) & 0x30) >> 4) + 4, \
    799                                   (((mask) & 0xc0) >> 6) + 4); })
    800 
    801 static __inline__ __m128 __DEFAULT_FN_ATTRS
    802 _mm_unpackhi_ps(__m128 __a, __m128 __b)
    803 {
    804   return __builtin_shufflevector(__a, __b, 2, 6, 3, 7);
    805 }
    806 
    807 static __inline__ __m128 __DEFAULT_FN_ATTRS
    808 _mm_unpacklo_ps(__m128 __a, __m128 __b)
    809 {
    810   return __builtin_shufflevector(__a, __b, 0, 4, 1, 5);
    811 }
    812 
    813 static __inline__ __m128 __DEFAULT_FN_ATTRS
    814 _mm_move_ss(__m128 __a, __m128 __b)
    815 {
    816   return __builtin_shufflevector(__a, __b, 4, 1, 2, 3);
    817 }
    818 
    819 static __inline__ __m128 __DEFAULT_FN_ATTRS
    820 _mm_movehl_ps(__m128 __a, __m128 __b)
    821 {
    822   return __builtin_shufflevector(__a, __b, 6, 7, 2, 3);
    823 }
    824 
    825 static __inline__ __m128 __DEFAULT_FN_ATTRS
    826 _mm_movelh_ps(__m128 __a, __m128 __b)
    827 {
    828   return __builtin_shufflevector(__a, __b, 0, 1, 4, 5);
    829 }
    830 
    831 static __inline__ __m128 __DEFAULT_FN_ATTRS
    832 _mm_cvtpi16_ps(__m64 __a)
    833 {
    834   __m64 __b, __c;
    835   __m128 __r;
    836 
    837   __b = _mm_setzero_si64();
    838   __b = _mm_cmpgt_pi16(__b, __a);
    839   __c = _mm_unpackhi_pi16(__a, __b);
    840   __r = _mm_setzero_ps();
    841   __r = _mm_cvtpi32_ps(__r, __c);
    842   __r = _mm_movelh_ps(__r, __r);
    843   __c = _mm_unpacklo_pi16(__a, __b);
    844   __r = _mm_cvtpi32_ps(__r, __c);
    845 
    846   return __r;
    847 }
    848 
    849 static __inline__ __m128 __DEFAULT_FN_ATTRS
    850 _mm_cvtpu16_ps(__m64 __a)
    851 {
    852   __m64 __b, __c;
    853   __m128 __r;
    854 
    855   __b = _mm_setzero_si64();
    856   __c = _mm_unpackhi_pi16(__a, __b);
    857   __r = _mm_setzero_ps();
    858   __r = _mm_cvtpi32_ps(__r, __c);
    859   __r = _mm_movelh_ps(__r, __r);
    860   __c = _mm_unpacklo_pi16(__a, __b);
    861   __r = _mm_cvtpi32_ps(__r, __c);
    862 
    863   return __r;
    864 }
    865 
    866 static __inline__ __m128 __DEFAULT_FN_ATTRS
    867 _mm_cvtpi8_ps(__m64 __a)
    868 {
    869   __m64 __b;
    870 
    871   __b = _mm_setzero_si64();
    872   __b = _mm_cmpgt_pi8(__b, __a);
    873   __b = _mm_unpacklo_pi8(__a, __b);
    874 
    875   return _mm_cvtpi16_ps(__b);
    876 }
    877 
    878 static __inline__ __m128 __DEFAULT_FN_ATTRS
    879 _mm_cvtpu8_ps(__m64 __a)
    880 {
    881   __m64 __b;
    882 
    883   __b = _mm_setzero_si64();
    884   __b = _mm_unpacklo_pi8(__a, __b);
    885 
    886   return _mm_cvtpi16_ps(__b);
    887 }
    888 
    889 static __inline__ __m128 __DEFAULT_FN_ATTRS
    890 _mm_cvtpi32x2_ps(__m64 __a, __m64 __b)
    891 {
    892   __m128 __c;
    893 
    894   __c = _mm_setzero_ps();
    895   __c = _mm_cvtpi32_ps(__c, __b);
    896   __c = _mm_movelh_ps(__c, __c);
    897 
    898   return _mm_cvtpi32_ps(__c, __a);
    899 }
    900 
    901 static __inline__ __m64 __DEFAULT_FN_ATTRS
    902 _mm_cvtps_pi16(__m128 __a)
    903 {
    904   __m64 __b, __c;
    905 
    906   __b = _mm_cvtps_pi32(__a);
    907   __a = _mm_movehl_ps(__a, __a);
    908   __c = _mm_cvtps_pi32(__a);
    909 
    910   return _mm_packs_pi32(__b, __c);
    911 }
    912 
    913 static __inline__ __m64 __DEFAULT_FN_ATTRS
    914 _mm_cvtps_pi8(__m128 __a)
    915 {
    916   __m64 __b, __c;
    917 
    918   __b = _mm_cvtps_pi16(__a);
    919   __c = _mm_setzero_si64();
    920 
    921   return _mm_packs_pi16(__b, __c);
    922 }
    923 
    924 static __inline__ int __DEFAULT_FN_ATTRS
    925 _mm_movemask_ps(__m128 __a)
    926 {
    927   return __builtin_ia32_movmskps(__a);
    928 }
    929 
    930 
    931 #ifdef _MSC_VER
    932 #define _MM_ALIGN16 __declspec(align(16))
    933 #endif
    934 
    935 #define _MM_SHUFFLE(z, y, x, w) (((z) << 6) | ((y) << 4) | ((x) << 2) | (w))
    936 
    937 #define _MM_EXCEPT_INVALID    (0x0001)
    938 #define _MM_EXCEPT_DENORM     (0x0002)
    939 #define _MM_EXCEPT_DIV_ZERO   (0x0004)
    940 #define _MM_EXCEPT_OVERFLOW   (0x0008)
    941 #define _MM_EXCEPT_UNDERFLOW  (0x0010)
    942 #define _MM_EXCEPT_INEXACT    (0x0020)
    943 #define _MM_EXCEPT_MASK       (0x003f)
    944 
    945 #define _MM_MASK_INVALID      (0x0080)
    946 #define _MM_MASK_DENORM       (0x0100)
    947 #define _MM_MASK_DIV_ZERO     (0x0200)
    948 #define _MM_MASK_OVERFLOW     (0x0400)
    949 #define _MM_MASK_UNDERFLOW    (0x0800)
    950 #define _MM_MASK_INEXACT      (0x1000)
    951 #define _MM_MASK_MASK         (0x1f80)
    952 
    953 #define _MM_ROUND_NEAREST     (0x0000)
    954 #define _MM_ROUND_DOWN        (0x2000)
    955 #define _MM_ROUND_UP          (0x4000)
    956 #define _MM_ROUND_TOWARD_ZERO (0x6000)
    957 #define _MM_ROUND_MASK        (0x6000)
    958 
    959 #define _MM_FLUSH_ZERO_MASK   (0x8000)
    960 #define _MM_FLUSH_ZERO_ON     (0x8000)
    961 #define _MM_FLUSH_ZERO_OFF    (0x0000)
    962 
    963 #define _MM_GET_EXCEPTION_MASK() (_mm_getcsr() & _MM_MASK_MASK)
    964 #define _MM_GET_EXCEPTION_STATE() (_mm_getcsr() & _MM_EXCEPT_MASK)
    965 #define _MM_GET_FLUSH_ZERO_MODE() (_mm_getcsr() & _MM_FLUSH_ZERO_MASK)
    966 #define _MM_GET_ROUNDING_MODE() (_mm_getcsr() & _MM_ROUND_MASK)
    967 
    968 #define _MM_SET_EXCEPTION_MASK(x) (_mm_setcsr((_mm_getcsr() & ~_MM_MASK_MASK) | (x)))
    969 #define _MM_SET_EXCEPTION_STATE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_EXCEPT_MASK) | (x)))
    970 #define _MM_SET_FLUSH_ZERO_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_FLUSH_ZERO_MASK) | (x)))
    971 #define _MM_SET_ROUNDING_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_ROUND_MASK) | (x)))
    972 
    973 #define _MM_TRANSPOSE4_PS(row0, row1, row2, row3) \
    974 do { \
    975   __m128 tmp3, tmp2, tmp1, tmp0; \
    976   tmp0 = _mm_unpacklo_ps((row0), (row1)); \
    977   tmp2 = _mm_unpacklo_ps((row2), (row3)); \
    978   tmp1 = _mm_unpackhi_ps((row0), (row1)); \
    979   tmp3 = _mm_unpackhi_ps((row2), (row3)); \
    980   (row0) = _mm_movelh_ps(tmp0, tmp2); \
    981   (row1) = _mm_movehl_ps(tmp2, tmp0); \
    982   (row2) = _mm_movelh_ps(tmp1, tmp3); \
    983   (row3) = _mm_movehl_ps(tmp3, tmp1); \
    984 } while (0)
    985 
    986 /* Aliases for compatibility. */
    987 #define _m_pextrw _mm_extract_pi16
    988 #define _m_pinsrw _mm_insert_pi16
    989 #define _m_pmaxsw _mm_max_pi16
    990 #define _m_pmaxub _mm_max_pu8
    991 #define _m_pminsw _mm_min_pi16
    992 #define _m_pminub _mm_min_pu8
    993 #define _m_pmovmskb _mm_movemask_pi8
    994 #define _m_pmulhuw _mm_mulhi_pu16
    995 #define _m_pshufw _mm_shuffle_pi16
    996 #define _m_maskmovq _mm_maskmove_si64
    997 #define _m_pavgb _mm_avg_pu8
    998 #define _m_pavgw _mm_avg_pu16
    999 #define _m_psadbw _mm_sad_pu8
   1000 #define _m_ _mm_
   1001 #define _m_ _mm_
   1002 
   1003 #undef __DEFAULT_FN_ATTRS
   1004 
   1005 /* Ugly hack for backwards-compatibility (compatible with gcc) */
   1006 #if defined(__SSE2__) && !__has_feature(modules)
   1007 #include <emmintrin.h>
   1008 #endif
   1009 
   1010 #endif /* __XMMINTRIN_H */
   1011