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xmmintrin.h revision 1.1.1.9
      1 /* Copyright (C) 2002-2022 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 9.0.  */
     26 
     27 #ifndef _XMMINTRIN_H_INCLUDED
     28 #define _XMMINTRIN_H_INCLUDED
     29 
     30 /* We need type definitions from the MMX header file.  */
     31 #include <mmintrin.h>
     32 
     33 /* Get _mm_malloc () and _mm_free ().  */
     34 #include <mm_malloc.h>
     35 
     36 /* Constants for use with _mm_prefetch.  */
     37 enum _mm_hint
     38 {
     39   /* _MM_HINT_ET is _MM_HINT_T with set 3rd bit.  */
     40   _MM_HINT_ET0 = 7,
     41   _MM_HINT_ET1 = 6,
     42   _MM_HINT_T0 = 3,
     43   _MM_HINT_T1 = 2,
     44   _MM_HINT_T2 = 1,
     45   _MM_HINT_NTA = 0
     46 };
     47 
     48 /* Loads one cache line from address P to a location "closer" to the
     49    processor.  The selector I specifies the type of prefetch operation.  */
     50 #ifdef __OPTIMIZE__
     51 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
     52 _mm_prefetch (const void *__P, enum _mm_hint __I)
     53 {
     54   __builtin_prefetch (__P, (__I & 0x4) >> 2, __I & 0x3);
     55 }
     56 #else
     57 #define _mm_prefetch(P, I) \
     58   __builtin_prefetch ((P), ((I & 0x4) >> 2), (I & 0x3))
     59 #endif
     60 
     61 #ifndef __SSE__
     62 #pragma GCC push_options
     63 #pragma GCC target("sse")
     64 #define __DISABLE_SSE__
     65 #endif /* __SSE__ */
     66 
     67 /* The Intel API is flexible enough that we must allow aliasing with other
     68    vector types, and their scalar components.  */
     69 typedef float __m128 __attribute__ ((__vector_size__ (16), __may_alias__));
     70 
     71 /* Unaligned version of the same type.  */
     72 typedef float __m128_u __attribute__ ((__vector_size__ (16), __may_alias__, __aligned__ (1)));
     73 
     74 /* Internal data types for implementing the intrinsics.  */
     75 typedef float __v4sf __attribute__ ((__vector_size__ (16)));
     76 
     77 /* Create a selector for use with the SHUFPS instruction.  */
     78 #define _MM_SHUFFLE(fp3,fp2,fp1,fp0) \
     79  (((fp3) << 6) | ((fp2) << 4) | ((fp1) << 2) | (fp0))
     80 
     81 /* Bits in the MXCSR.  */
     82 #define _MM_EXCEPT_MASK       0x003f
     83 #define _MM_EXCEPT_INVALID    0x0001
     84 #define _MM_EXCEPT_DENORM     0x0002
     85 #define _MM_EXCEPT_DIV_ZERO   0x0004
     86 #define _MM_EXCEPT_OVERFLOW   0x0008
     87 #define _MM_EXCEPT_UNDERFLOW  0x0010
     88 #define _MM_EXCEPT_INEXACT    0x0020
     89 
     90 #define _MM_MASK_MASK         0x1f80
     91 #define _MM_MASK_INVALID      0x0080
     92 #define _MM_MASK_DENORM       0x0100
     93 #define _MM_MASK_DIV_ZERO     0x0200
     94 #define _MM_MASK_OVERFLOW     0x0400
     95 #define _MM_MASK_UNDERFLOW    0x0800
     96 #define _MM_MASK_INEXACT      0x1000
     97 
     98 #define _MM_ROUND_MASK        0x6000
     99 #define _MM_ROUND_NEAREST     0x0000
    100 #define _MM_ROUND_DOWN        0x2000
    101 #define _MM_ROUND_UP          0x4000
    102 #define _MM_ROUND_TOWARD_ZERO 0x6000
    103 
    104 #define _MM_FLUSH_ZERO_MASK   0x8000
    105 #define _MM_FLUSH_ZERO_ON     0x8000
    106 #define _MM_FLUSH_ZERO_OFF    0x0000
    107 
    108 /* Create an undefined vector.  */
    109 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    110 _mm_undefined_ps (void)
    111 {
    112 #pragma GCC diagnostic push
    113 #pragma GCC diagnostic ignored "-Winit-self"
    114   __m128 __Y = __Y;
    115 #pragma GCC diagnostic pop
    116   return __Y;
    117 }
    118 
    119 /* Create a vector of zeros.  */
    120 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    121 _mm_setzero_ps (void)
    122 {
    123   return __extension__ (__m128){ 0.0f, 0.0f, 0.0f, 0.0f };
    124 }
    125 
    126 /* Perform the respective operation on the lower SPFP (single-precision
    127    floating-point) values of A and B; the upper three SPFP values are
    128    passed through from A.  */
    129 
    130 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    131 _mm_add_ss (__m128 __A, __m128 __B)
    132 {
    133   return (__m128) __builtin_ia32_addss ((__v4sf)__A, (__v4sf)__B);
    134 }
    135 
    136 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    137 _mm_sub_ss (__m128 __A, __m128 __B)
    138 {
    139   return (__m128) __builtin_ia32_subss ((__v4sf)__A, (__v4sf)__B);
    140 }
    141 
    142 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    143 _mm_mul_ss (__m128 __A, __m128 __B)
    144 {
    145   return (__m128) __builtin_ia32_mulss ((__v4sf)__A, (__v4sf)__B);
    146 }
    147 
    148 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    149 _mm_div_ss (__m128 __A, __m128 __B)
    150 {
    151   return (__m128) __builtin_ia32_divss ((__v4sf)__A, (__v4sf)__B);
    152 }
    153 
    154 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    155 _mm_sqrt_ss (__m128 __A)
    156 {
    157   return (__m128) __builtin_ia32_sqrtss ((__v4sf)__A);
    158 }
    159 
    160 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    161 _mm_rcp_ss (__m128 __A)
    162 {
    163   return (__m128) __builtin_ia32_rcpss ((__v4sf)__A);
    164 }
    165 
    166 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    167 _mm_rsqrt_ss (__m128 __A)
    168 {
    169   return (__m128) __builtin_ia32_rsqrtss ((__v4sf)__A);
    170 }
    171 
    172 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    173 _mm_min_ss (__m128 __A, __m128 __B)
    174 {
    175   return (__m128) __builtin_ia32_minss ((__v4sf)__A, (__v4sf)__B);
    176 }
    177 
    178 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    179 _mm_max_ss (__m128 __A, __m128 __B)
    180 {
    181   return (__m128) __builtin_ia32_maxss ((__v4sf)__A, (__v4sf)__B);
    182 }
    183 
    184 /* Perform the respective operation on the four SPFP values in A and B.  */
    185 
    186 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    187 _mm_add_ps (__m128 __A, __m128 __B)
    188 {
    189   return (__m128) ((__v4sf)__A + (__v4sf)__B);
    190 }
    191 
    192 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    193 _mm_sub_ps (__m128 __A, __m128 __B)
    194 {
    195   return (__m128) ((__v4sf)__A - (__v4sf)__B);
    196 }
    197 
    198 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    199 _mm_mul_ps (__m128 __A, __m128 __B)
    200 {
    201   return (__m128) ((__v4sf)__A * (__v4sf)__B);
    202 }
    203 
    204 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    205 _mm_div_ps (__m128 __A, __m128 __B)
    206 {
    207   return (__m128) ((__v4sf)__A / (__v4sf)__B);
    208 }
    209 
    210 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    211 _mm_sqrt_ps (__m128 __A)
    212 {
    213   return (__m128) __builtin_ia32_sqrtps ((__v4sf)__A);
    214 }
    215 
    216 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    217 _mm_rcp_ps (__m128 __A)
    218 {
    219   return (__m128) __builtin_ia32_rcpps ((__v4sf)__A);
    220 }
    221 
    222 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    223 _mm_rsqrt_ps (__m128 __A)
    224 {
    225   return (__m128) __builtin_ia32_rsqrtps ((__v4sf)__A);
    226 }
    227 
    228 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    229 _mm_min_ps (__m128 __A, __m128 __B)
    230 {
    231   return (__m128) __builtin_ia32_minps ((__v4sf)__A, (__v4sf)__B);
    232 }
    233 
    234 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    235 _mm_max_ps (__m128 __A, __m128 __B)
    236 {
    237   return (__m128) __builtin_ia32_maxps ((__v4sf)__A, (__v4sf)__B);
    238 }
    239 
    240 /* Perform logical bit-wise operations on 128-bit values.  */
    241 
    242 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    243 _mm_and_ps (__m128 __A, __m128 __B)
    244 {
    245   return __builtin_ia32_andps (__A, __B);
    246 }
    247 
    248 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    249 _mm_andnot_ps (__m128 __A, __m128 __B)
    250 {
    251   return __builtin_ia32_andnps (__A, __B);
    252 }
    253 
    254 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    255 _mm_or_ps (__m128 __A, __m128 __B)
    256 {
    257   return __builtin_ia32_orps (__A, __B);
    258 }
    259 
    260 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    261 _mm_xor_ps (__m128 __A, __m128 __B)
    262 {
    263   return __builtin_ia32_xorps (__A, __B);
    264 }
    265 
    266 /* Perform a comparison on the lower SPFP values of A and B.  If the
    267    comparison is true, place a mask of all ones in the result, otherwise a
    268    mask of zeros.  The upper three SPFP values are passed through from A.  */
    269 
    270 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    271 _mm_cmpeq_ss (__m128 __A, __m128 __B)
    272 {
    273   return (__m128) __builtin_ia32_cmpeqss ((__v4sf)__A, (__v4sf)__B);
    274 }
    275 
    276 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    277 _mm_cmplt_ss (__m128 __A, __m128 __B)
    278 {
    279   return (__m128) __builtin_ia32_cmpltss ((__v4sf)__A, (__v4sf)__B);
    280 }
    281 
    282 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    283 _mm_cmple_ss (__m128 __A, __m128 __B)
    284 {
    285   return (__m128) __builtin_ia32_cmpless ((__v4sf)__A, (__v4sf)__B);
    286 }
    287 
    288 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    289 _mm_cmpgt_ss (__m128 __A, __m128 __B)
    290 {
    291   return (__m128) __builtin_ia32_movss ((__v4sf) __A,
    292 					(__v4sf)
    293 					__builtin_ia32_cmpltss ((__v4sf) __B,
    294 								(__v4sf)
    295 								__A));
    296 }
    297 
    298 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    299 _mm_cmpge_ss (__m128 __A, __m128 __B)
    300 {
    301   return (__m128) __builtin_ia32_movss ((__v4sf) __A,
    302 					(__v4sf)
    303 					__builtin_ia32_cmpless ((__v4sf) __B,
    304 								(__v4sf)
    305 								__A));
    306 }
    307 
    308 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    309 _mm_cmpneq_ss (__m128 __A, __m128 __B)
    310 {
    311   return (__m128) __builtin_ia32_cmpneqss ((__v4sf)__A, (__v4sf)__B);
    312 }
    313 
    314 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    315 _mm_cmpnlt_ss (__m128 __A, __m128 __B)
    316 {
    317   return (__m128) __builtin_ia32_cmpnltss ((__v4sf)__A, (__v4sf)__B);
    318 }
    319 
    320 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    321 _mm_cmpnle_ss (__m128 __A, __m128 __B)
    322 {
    323   return (__m128) __builtin_ia32_cmpnless ((__v4sf)__A, (__v4sf)__B);
    324 }
    325 
    326 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    327 _mm_cmpngt_ss (__m128 __A, __m128 __B)
    328 {
    329   return (__m128) __builtin_ia32_movss ((__v4sf) __A,
    330 					(__v4sf)
    331 					__builtin_ia32_cmpnltss ((__v4sf) __B,
    332 								 (__v4sf)
    333 								 __A));
    334 }
    335 
    336 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    337 _mm_cmpnge_ss (__m128 __A, __m128 __B)
    338 {
    339   return (__m128) __builtin_ia32_movss ((__v4sf) __A,
    340 					(__v4sf)
    341 					__builtin_ia32_cmpnless ((__v4sf) __B,
    342 								 (__v4sf)
    343 								 __A));
    344 }
    345 
    346 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    347 _mm_cmpord_ss (__m128 __A, __m128 __B)
    348 {
    349   return (__m128) __builtin_ia32_cmpordss ((__v4sf)__A, (__v4sf)__B);
    350 }
    351 
    352 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    353 _mm_cmpunord_ss (__m128 __A, __m128 __B)
    354 {
    355   return (__m128) __builtin_ia32_cmpunordss ((__v4sf)__A, (__v4sf)__B);
    356 }
    357 
    358 /* Perform a comparison on the four SPFP values of A and B.  For each
    359    element, if the comparison is true, place a mask of all ones in the
    360    result, otherwise a mask of zeros.  */
    361 
    362 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    363 _mm_cmpeq_ps (__m128 __A, __m128 __B)
    364 {
    365   return (__m128) __builtin_ia32_cmpeqps ((__v4sf)__A, (__v4sf)__B);
    366 }
    367 
    368 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    369 _mm_cmplt_ps (__m128 __A, __m128 __B)
    370 {
    371   return (__m128) __builtin_ia32_cmpltps ((__v4sf)__A, (__v4sf)__B);
    372 }
    373 
    374 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    375 _mm_cmple_ps (__m128 __A, __m128 __B)
    376 {
    377   return (__m128) __builtin_ia32_cmpleps ((__v4sf)__A, (__v4sf)__B);
    378 }
    379 
    380 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    381 _mm_cmpgt_ps (__m128 __A, __m128 __B)
    382 {
    383   return (__m128) __builtin_ia32_cmpgtps ((__v4sf)__A, (__v4sf)__B);
    384 }
    385 
    386 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    387 _mm_cmpge_ps (__m128 __A, __m128 __B)
    388 {
    389   return (__m128) __builtin_ia32_cmpgeps ((__v4sf)__A, (__v4sf)__B);
    390 }
    391 
    392 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    393 _mm_cmpneq_ps (__m128 __A, __m128 __B)
    394 {
    395   return (__m128) __builtin_ia32_cmpneqps ((__v4sf)__A, (__v4sf)__B);
    396 }
    397 
    398 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    399 _mm_cmpnlt_ps (__m128 __A, __m128 __B)
    400 {
    401   return (__m128) __builtin_ia32_cmpnltps ((__v4sf)__A, (__v4sf)__B);
    402 }
    403 
    404 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    405 _mm_cmpnle_ps (__m128 __A, __m128 __B)
    406 {
    407   return (__m128) __builtin_ia32_cmpnleps ((__v4sf)__A, (__v4sf)__B);
    408 }
    409 
    410 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    411 _mm_cmpngt_ps (__m128 __A, __m128 __B)
    412 {
    413   return (__m128) __builtin_ia32_cmpngtps ((__v4sf)__A, (__v4sf)__B);
    414 }
    415 
    416 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    417 _mm_cmpnge_ps (__m128 __A, __m128 __B)
    418 {
    419   return (__m128) __builtin_ia32_cmpngeps ((__v4sf)__A, (__v4sf)__B);
    420 }
    421 
    422 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    423 _mm_cmpord_ps (__m128 __A, __m128 __B)
    424 {
    425   return (__m128) __builtin_ia32_cmpordps ((__v4sf)__A, (__v4sf)__B);
    426 }
    427 
    428 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    429 _mm_cmpunord_ps (__m128 __A, __m128 __B)
    430 {
    431   return (__m128) __builtin_ia32_cmpunordps ((__v4sf)__A, (__v4sf)__B);
    432 }
    433 
    434 /* Compare the lower SPFP values of A and B and return 1 if true
    435    and 0 if false.  */
    436 
    437 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    438 _mm_comieq_ss (__m128 __A, __m128 __B)
    439 {
    440   return __builtin_ia32_comieq ((__v4sf)__A, (__v4sf)__B);
    441 }
    442 
    443 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    444 _mm_comilt_ss (__m128 __A, __m128 __B)
    445 {
    446   return __builtin_ia32_comilt ((__v4sf)__A, (__v4sf)__B);
    447 }
    448 
    449 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    450 _mm_comile_ss (__m128 __A, __m128 __B)
    451 {
    452   return __builtin_ia32_comile ((__v4sf)__A, (__v4sf)__B);
    453 }
    454 
    455 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    456 _mm_comigt_ss (__m128 __A, __m128 __B)
    457 {
    458   return __builtin_ia32_comigt ((__v4sf)__A, (__v4sf)__B);
    459 }
    460 
    461 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    462 _mm_comige_ss (__m128 __A, __m128 __B)
    463 {
    464   return __builtin_ia32_comige ((__v4sf)__A, (__v4sf)__B);
    465 }
    466 
    467 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    468 _mm_comineq_ss (__m128 __A, __m128 __B)
    469 {
    470   return __builtin_ia32_comineq ((__v4sf)__A, (__v4sf)__B);
    471 }
    472 
    473 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    474 _mm_ucomieq_ss (__m128 __A, __m128 __B)
    475 {
    476   return __builtin_ia32_ucomieq ((__v4sf)__A, (__v4sf)__B);
    477 }
    478 
    479 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    480 _mm_ucomilt_ss (__m128 __A, __m128 __B)
    481 {
    482   return __builtin_ia32_ucomilt ((__v4sf)__A, (__v4sf)__B);
    483 }
    484 
    485 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    486 _mm_ucomile_ss (__m128 __A, __m128 __B)
    487 {
    488   return __builtin_ia32_ucomile ((__v4sf)__A, (__v4sf)__B);
    489 }
    490 
    491 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    492 _mm_ucomigt_ss (__m128 __A, __m128 __B)
    493 {
    494   return __builtin_ia32_ucomigt ((__v4sf)__A, (__v4sf)__B);
    495 }
    496 
    497 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    498 _mm_ucomige_ss (__m128 __A, __m128 __B)
    499 {
    500   return __builtin_ia32_ucomige ((__v4sf)__A, (__v4sf)__B);
    501 }
    502 
    503 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    504 _mm_ucomineq_ss (__m128 __A, __m128 __B)
    505 {
    506   return __builtin_ia32_ucomineq ((__v4sf)__A, (__v4sf)__B);
    507 }
    508 
    509 /* Convert the lower SPFP value to a 32-bit integer according to the current
    510    rounding mode.  */
    511 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    512 _mm_cvtss_si32 (__m128 __A)
    513 {
    514   return __builtin_ia32_cvtss2si ((__v4sf) __A);
    515 }
    516 
    517 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    518 _mm_cvt_ss2si (__m128 __A)
    519 {
    520   return _mm_cvtss_si32 (__A);
    521 }
    522 
    523 #ifdef __x86_64__
    524 /* Convert the lower SPFP value to a 32-bit integer according to the
    525    current rounding mode.  */
    526 
    527 /* Intel intrinsic.  */
    528 extern __inline long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    529 _mm_cvtss_si64 (__m128 __A)
    530 {
    531   return __builtin_ia32_cvtss2si64 ((__v4sf) __A);
    532 }
    533 
    534 /* Microsoft intrinsic.  */
    535 extern __inline long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    536 _mm_cvtss_si64x (__m128 __A)
    537 {
    538   return __builtin_ia32_cvtss2si64 ((__v4sf) __A);
    539 }
    540 #endif
    541 
    542 /* Convert the two lower SPFP values to 32-bit integers according to the
    543    current rounding mode.  Return the integers in packed form.  */
    544 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    545 _mm_cvtps_pi32 (__m128 __A)
    546 {
    547   return (__m64) __builtin_ia32_cvtps2pi ((__v4sf) __A);
    548 }
    549 
    550 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    551 _mm_cvt_ps2pi (__m128 __A)
    552 {
    553   return _mm_cvtps_pi32 (__A);
    554 }
    555 
    556 /* Truncate the lower SPFP value to a 32-bit integer.  */
    557 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    558 _mm_cvttss_si32 (__m128 __A)
    559 {
    560   return __builtin_ia32_cvttss2si ((__v4sf) __A);
    561 }
    562 
    563 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    564 _mm_cvtt_ss2si (__m128 __A)
    565 {
    566   return _mm_cvttss_si32 (__A);
    567 }
    568 
    569 #ifdef __x86_64__
    570 /* Truncate the lower SPFP value to a 32-bit integer.  */
    571 
    572 /* Intel intrinsic.  */
    573 extern __inline long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    574 _mm_cvttss_si64 (__m128 __A)
    575 {
    576   return __builtin_ia32_cvttss2si64 ((__v4sf) __A);
    577 }
    578 
    579 /* Microsoft intrinsic.  */
    580 extern __inline long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    581 _mm_cvttss_si64x (__m128 __A)
    582 {
    583   return __builtin_ia32_cvttss2si64 ((__v4sf) __A);
    584 }
    585 #endif
    586 
    587 /* Truncate the two lower SPFP values to 32-bit integers.  Return the
    588    integers in packed form.  */
    589 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    590 _mm_cvttps_pi32 (__m128 __A)
    591 {
    592   return (__m64) __builtin_ia32_cvttps2pi ((__v4sf) __A);
    593 }
    594 
    595 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    596 _mm_cvtt_ps2pi (__m128 __A)
    597 {
    598   return _mm_cvttps_pi32 (__A);
    599 }
    600 
    601 /* Convert B to a SPFP value and insert it as element zero in A.  */
    602 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    603 _mm_cvtsi32_ss (__m128 __A, int __B)
    604 {
    605   return (__m128) __builtin_ia32_cvtsi2ss ((__v4sf) __A, __B);
    606 }
    607 
    608 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    609 _mm_cvt_si2ss (__m128 __A, int __B)
    610 {
    611   return _mm_cvtsi32_ss (__A, __B);
    612 }
    613 
    614 #ifdef __x86_64__
    615 /* Convert B to a SPFP value and insert it as element zero in A.  */
    616 
    617 /* Intel intrinsic.  */
    618 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    619 _mm_cvtsi64_ss (__m128 __A, long long __B)
    620 {
    621   return (__m128) __builtin_ia32_cvtsi642ss ((__v4sf) __A, __B);
    622 }
    623 
    624 /* Microsoft intrinsic.  */
    625 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    626 _mm_cvtsi64x_ss (__m128 __A, long long __B)
    627 {
    628   return (__m128) __builtin_ia32_cvtsi642ss ((__v4sf) __A, __B);
    629 }
    630 #endif
    631 
    632 /* Convert the two 32-bit values in B to SPFP form and insert them
    633    as the two lower elements in A.  */
    634 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    635 _mm_cvtpi32_ps (__m128 __A, __m64 __B)
    636 {
    637   return (__m128) __builtin_ia32_cvtpi2ps ((__v4sf) __A, (__v2si)__B);
    638 }
    639 
    640 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    641 _mm_cvt_pi2ps (__m128 __A, __m64 __B)
    642 {
    643   return _mm_cvtpi32_ps (__A, __B);
    644 }
    645 
    646 /* Convert the four signed 16-bit values in A to SPFP form.  */
    647 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    648 _mm_cvtpi16_ps (__m64 __A)
    649 {
    650   __v4hi __sign;
    651   __v2si __hisi, __losi;
    652   __v4sf __zero, __ra, __rb;
    653 
    654   /* This comparison against zero gives us a mask that can be used to
    655      fill in the missing sign bits in the unpack operations below, so
    656      that we get signed values after unpacking.  */
    657   __sign = __builtin_ia32_pcmpgtw ((__v4hi)0LL, (__v4hi)__A);
    658 
    659   /* Convert the four words to doublewords.  */
    660   __losi = (__v2si) __builtin_ia32_punpcklwd ((__v4hi)__A, __sign);
    661   __hisi = (__v2si) __builtin_ia32_punpckhwd ((__v4hi)__A, __sign);
    662 
    663   /* Convert the doublewords to floating point two at a time.  */
    664   __zero = (__v4sf) _mm_setzero_ps ();
    665   __ra = __builtin_ia32_cvtpi2ps (__zero, __losi);
    666   __rb = __builtin_ia32_cvtpi2ps (__ra, __hisi);
    667 
    668   return (__m128) __builtin_ia32_movlhps (__ra, __rb);
    669 }
    670 
    671 /* Convert the four unsigned 16-bit values in A to SPFP form.  */
    672 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    673 _mm_cvtpu16_ps (__m64 __A)
    674 {
    675   __v2si __hisi, __losi;
    676   __v4sf __zero, __ra, __rb;
    677 
    678   /* Convert the four words to doublewords.  */
    679   __losi = (__v2si) __builtin_ia32_punpcklwd ((__v4hi)__A, (__v4hi)0LL);
    680   __hisi = (__v2si) __builtin_ia32_punpckhwd ((__v4hi)__A, (__v4hi)0LL);
    681 
    682   /* Convert the doublewords to floating point two at a time.  */
    683   __zero = (__v4sf) _mm_setzero_ps ();
    684   __ra = __builtin_ia32_cvtpi2ps (__zero, __losi);
    685   __rb = __builtin_ia32_cvtpi2ps (__ra, __hisi);
    686 
    687   return (__m128) __builtin_ia32_movlhps (__ra, __rb);
    688 }
    689 
    690 /* Convert the low four signed 8-bit values in A to SPFP form.  */
    691 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    692 _mm_cvtpi8_ps (__m64 __A)
    693 {
    694   __v8qi __sign;
    695 
    696   /* This comparison against zero gives us a mask that can be used to
    697      fill in the missing sign bits in the unpack operations below, so
    698      that we get signed values after unpacking.  */
    699   __sign = __builtin_ia32_pcmpgtb ((__v8qi)0LL, (__v8qi)__A);
    700 
    701   /* Convert the four low bytes to words.  */
    702   __A = (__m64) __builtin_ia32_punpcklbw ((__v8qi)__A, __sign);
    703 
    704   return _mm_cvtpi16_ps(__A);
    705 }
    706 
    707 /* Convert the low four unsigned 8-bit values in A to SPFP form.  */
    708 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    709 _mm_cvtpu8_ps(__m64 __A)
    710 {
    711   __A = (__m64) __builtin_ia32_punpcklbw ((__v8qi)__A, (__v8qi)0LL);
    712   return _mm_cvtpu16_ps(__A);
    713 }
    714 
    715 /* Convert the four signed 32-bit values in A and B to SPFP form.  */
    716 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    717 _mm_cvtpi32x2_ps(__m64 __A, __m64 __B)
    718 {
    719   __v4sf __zero = (__v4sf) _mm_setzero_ps ();
    720   __v4sf __sfa = __builtin_ia32_cvtpi2ps (__zero, (__v2si)__A);
    721   __v4sf __sfb = __builtin_ia32_cvtpi2ps (__sfa, (__v2si)__B);
    722   return (__m128) __builtin_ia32_movlhps (__sfa, __sfb);
    723 }
    724 
    725 /* Convert the four SPFP values in A to four signed 16-bit integers.  */
    726 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    727 _mm_cvtps_pi16(__m128 __A)
    728 {
    729   __v4sf __hisf = (__v4sf)__A;
    730   __v4sf __losf = __builtin_ia32_movhlps (__hisf, __hisf);
    731   __v2si __hisi = __builtin_ia32_cvtps2pi (__hisf);
    732   __v2si __losi = __builtin_ia32_cvtps2pi (__losf);
    733   return (__m64) __builtin_ia32_packssdw (__hisi, __losi);
    734 }
    735 
    736 /* Convert the four SPFP values in A to four signed 8-bit integers.  */
    737 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    738 _mm_cvtps_pi8(__m128 __A)
    739 {
    740   __v4hi __tmp = (__v4hi) _mm_cvtps_pi16 (__A);
    741   return (__m64) __builtin_ia32_packsswb (__tmp, (__v4hi)0LL);
    742 }
    743 
    744 /* Selects four specific SPFP values from A and B based on MASK.  */
    745 #ifdef __OPTIMIZE__
    746 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    747 _mm_shuffle_ps (__m128 __A, __m128 __B, int const __mask)
    748 {
    749   return (__m128) __builtin_ia32_shufps ((__v4sf)__A, (__v4sf)__B, __mask);
    750 }
    751 #else
    752 #define _mm_shuffle_ps(A, B, MASK)					\
    753   ((__m128) __builtin_ia32_shufps ((__v4sf)(__m128)(A),			\
    754 				   (__v4sf)(__m128)(B), (int)(MASK)))
    755 #endif
    756 
    757 /* Selects and interleaves the upper two SPFP values from A and B.  */
    758 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    759 _mm_unpackhi_ps (__m128 __A, __m128 __B)
    760 {
    761   return (__m128) __builtin_ia32_unpckhps ((__v4sf)__A, (__v4sf)__B);
    762 }
    763 
    764 /* Selects and interleaves the lower two SPFP values from A and B.  */
    765 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    766 _mm_unpacklo_ps (__m128 __A, __m128 __B)
    767 {
    768   return (__m128) __builtin_ia32_unpcklps ((__v4sf)__A, (__v4sf)__B);
    769 }
    770 
    771 /* Sets the upper two SPFP values with 64-bits of data loaded from P;
    772    the lower two values are passed through from A.  */
    773 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    774 _mm_loadh_pi (__m128 __A, __m64 const *__P)
    775 {
    776   return (__m128) __builtin_ia32_loadhps ((__v4sf)__A, (const __v2sf *)__P);
    777 }
    778 
    779 /* Stores the upper two SPFP values of A into P.  */
    780 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    781 _mm_storeh_pi (__m64 *__P, __m128 __A)
    782 {
    783   __builtin_ia32_storehps ((__v2sf *)__P, (__v4sf)__A);
    784 }
    785 
    786 /* Moves the upper two values of B into the lower two values of A.  */
    787 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    788 _mm_movehl_ps (__m128 __A, __m128 __B)
    789 {
    790   return (__m128) __builtin_ia32_movhlps ((__v4sf)__A, (__v4sf)__B);
    791 }
    792 
    793 /* Moves the lower two values of B into the upper two values of A.  */
    794 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    795 _mm_movelh_ps (__m128 __A, __m128 __B)
    796 {
    797   return (__m128) __builtin_ia32_movlhps ((__v4sf)__A, (__v4sf)__B);
    798 }
    799 
    800 /* Sets the lower two SPFP values with 64-bits of data loaded from P;
    801    the upper two values are passed through from A.  */
    802 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    803 _mm_loadl_pi (__m128 __A, __m64 const *__P)
    804 {
    805   return (__m128) __builtin_ia32_loadlps ((__v4sf)__A, (const __v2sf *)__P);
    806 }
    807 
    808 /* Stores the lower two SPFP values of A into P.  */
    809 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    810 _mm_storel_pi (__m64 *__P, __m128 __A)
    811 {
    812   __builtin_ia32_storelps ((__v2sf *)__P, (__v4sf)__A);
    813 }
    814 
    815 /* Creates a 4-bit mask from the most significant bits of the SPFP values.  */
    816 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    817 _mm_movemask_ps (__m128 __A)
    818 {
    819   return __builtin_ia32_movmskps ((__v4sf)__A);
    820 }
    821 
    822 /* Return the contents of the control register.  */
    823 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    824 _mm_getcsr (void)
    825 {
    826   return __builtin_ia32_stmxcsr ();
    827 }
    828 
    829 /* Read exception bits from the control register.  */
    830 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    831 _MM_GET_EXCEPTION_STATE (void)
    832 {
    833   return _mm_getcsr() & _MM_EXCEPT_MASK;
    834 }
    835 
    836 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    837 _MM_GET_EXCEPTION_MASK (void)
    838 {
    839   return _mm_getcsr() & _MM_MASK_MASK;
    840 }
    841 
    842 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    843 _MM_GET_ROUNDING_MODE (void)
    844 {
    845   return _mm_getcsr() & _MM_ROUND_MASK;
    846 }
    847 
    848 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    849 _MM_GET_FLUSH_ZERO_MODE (void)
    850 {
    851   return _mm_getcsr() & _MM_FLUSH_ZERO_MASK;
    852 }
    853 
    854 /* Set the control register to I.  */
    855 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    856 _mm_setcsr (unsigned int __I)
    857 {
    858   __builtin_ia32_ldmxcsr (__I);
    859 }
    860 
    861 /* Set exception bits in the control register.  */
    862 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    863 _MM_SET_EXCEPTION_STATE(unsigned int __mask)
    864 {
    865   _mm_setcsr((_mm_getcsr() & ~_MM_EXCEPT_MASK) | __mask);
    866 }
    867 
    868 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    869 _MM_SET_EXCEPTION_MASK (unsigned int __mask)
    870 {
    871   _mm_setcsr((_mm_getcsr() & ~_MM_MASK_MASK) | __mask);
    872 }
    873 
    874 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    875 _MM_SET_ROUNDING_MODE (unsigned int __mode)
    876 {
    877   _mm_setcsr((_mm_getcsr() & ~_MM_ROUND_MASK) | __mode);
    878 }
    879 
    880 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    881 _MM_SET_FLUSH_ZERO_MODE (unsigned int __mode)
    882 {
    883   _mm_setcsr((_mm_getcsr() & ~_MM_FLUSH_ZERO_MASK) | __mode);
    884 }
    885 
    886 /* Create a vector with element 0 as F and the rest zero.  */
    887 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    888 _mm_set_ss (float __F)
    889 {
    890   return __extension__ (__m128)(__v4sf){ __F, 0.0f, 0.0f, 0.0f };
    891 }
    892 
    893 /* Create a vector with all four elements equal to F.  */
    894 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    895 _mm_set1_ps (float __F)
    896 {
    897   return __extension__ (__m128)(__v4sf){ __F, __F, __F, __F };
    898 }
    899 
    900 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    901 _mm_set_ps1 (float __F)
    902 {
    903   return _mm_set1_ps (__F);
    904 }
    905 
    906 /* Create a vector with element 0 as *P and the rest zero.  */
    907 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    908 _mm_load_ss (float const *__P)
    909 {
    910   return _mm_set_ss (*__P);
    911 }
    912 
    913 /* Create a vector with all four elements equal to *P.  */
    914 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    915 _mm_load1_ps (float const *__P)
    916 {
    917   return _mm_set1_ps (*__P);
    918 }
    919 
    920 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    921 _mm_load_ps1 (float const *__P)
    922 {
    923   return _mm_load1_ps (__P);
    924 }
    925 
    926 /* Load four SPFP values from P.  The address must be 16-byte aligned.  */
    927 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    928 _mm_load_ps (float const *__P)
    929 {
    930   return *(__m128 const *)__P;
    931 }
    932 
    933 /* Load four SPFP values from P.  The address need not be 16-byte aligned.  */
    934 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    935 _mm_loadu_ps (float const *__P)
    936 {
    937   return *(__m128_u const *)__P;
    938 }
    939 
    940 /* Load four SPFP values in reverse order.  The address must be aligned.  */
    941 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    942 _mm_loadr_ps (float const *__P)
    943 {
    944   __v4sf __tmp = *(__v4sf const *)__P;
    945   return (__m128) __builtin_ia32_shufps (__tmp, __tmp, _MM_SHUFFLE (0,1,2,3));
    946 }
    947 
    948 /* Create the vector [Z Y X W].  */
    949 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    950 _mm_set_ps (const float __Z, const float __Y, const float __X, const float __W)
    951 {
    952   return __extension__ (__m128)(__v4sf){ __W, __X, __Y, __Z };
    953 }
    954 
    955 /* Create the vector [W X Y Z].  */
    956 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    957 _mm_setr_ps (float __Z, float __Y, float __X, float __W)
    958 {
    959   return __extension__ (__m128)(__v4sf){ __Z, __Y, __X, __W };
    960 }
    961 
    962 /* Stores the lower SPFP value.  */
    963 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    964 _mm_store_ss (float *__P, __m128 __A)
    965 {
    966   *__P = ((__v4sf)__A)[0];
    967 }
    968 
    969 extern __inline float __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    970 _mm_cvtss_f32 (__m128 __A)
    971 {
    972   return ((__v4sf)__A)[0];
    973 }
    974 
    975 /* Store four SPFP values.  The address must be 16-byte aligned.  */
    976 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    977 _mm_store_ps (float *__P, __m128 __A)
    978 {
    979   *(__m128 *)__P = __A;
    980 }
    981 
    982 /* Store four SPFP values.  The address need not be 16-byte aligned.  */
    983 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    984 _mm_storeu_ps (float *__P, __m128 __A)
    985 {
    986   *(__m128_u *)__P = __A;
    987 }
    988 
    989 /* Store the lower SPFP value across four words.  */
    990 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    991 _mm_store1_ps (float *__P, __m128 __A)
    992 {
    993   __v4sf __va = (__v4sf)__A;
    994   __v4sf __tmp = __builtin_ia32_shufps (__va, __va, _MM_SHUFFLE (0,0,0,0));
    995   _mm_storeu_ps (__P, __tmp);
    996 }
    997 
    998 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
    999 _mm_store_ps1 (float *__P, __m128 __A)
   1000 {
   1001   _mm_store1_ps (__P, __A);
   1002 }
   1003 
   1004 /* Store four SPFP values in reverse order.  The address must be aligned.  */
   1005 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1006 _mm_storer_ps (float *__P, __m128 __A)
   1007 {
   1008   __v4sf __va = (__v4sf)__A;
   1009   __v4sf __tmp = __builtin_ia32_shufps (__va, __va, _MM_SHUFFLE (0,1,2,3));
   1010   _mm_store_ps (__P, __tmp);
   1011 }
   1012 
   1013 /* Sets the low SPFP value of A from the low value of B.  */
   1014 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1015 _mm_move_ss (__m128 __A, __m128 __B)
   1016 {
   1017   return (__m128) __builtin_shuffle ((__v4sf)__A, (__v4sf)__B,
   1018                                      __extension__
   1019                                      (__attribute__((__vector_size__ (16))) int)
   1020                                      {4,1,2,3});
   1021 }
   1022 
   1023 /* Extracts one of the four words of A.  The selector N must be immediate.  */
   1024 #ifdef __OPTIMIZE__
   1025 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1026 _mm_extract_pi16 (__m64 const __A, int const __N)
   1027 {
   1028   return (unsigned short) __builtin_ia32_vec_ext_v4hi ((__v4hi)__A, __N);
   1029 }
   1030 
   1031 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1032 _m_pextrw (__m64 const __A, int const __N)
   1033 {
   1034   return _mm_extract_pi16 (__A, __N);
   1035 }
   1036 #else
   1037 #define _mm_extract_pi16(A, N)	\
   1038   ((int) (unsigned short) __builtin_ia32_vec_ext_v4hi ((__v4hi)(__m64)(A), (int)(N)))
   1039 
   1040 #define _m_pextrw(A, N) _mm_extract_pi16(A, N)
   1041 #endif
   1042 
   1043 /* Inserts word D into one of four words of A.  The selector N must be
   1044    immediate.  */
   1045 #ifdef __OPTIMIZE__
   1046 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1047 _mm_insert_pi16 (__m64 const __A, int const __D, int const __N)
   1048 {
   1049   return (__m64) __builtin_ia32_vec_set_v4hi ((__v4hi)__A, __D, __N);
   1050 }
   1051 
   1052 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1053 _m_pinsrw (__m64 const __A, int const __D, int const __N)
   1054 {
   1055   return _mm_insert_pi16 (__A, __D, __N);
   1056 }
   1057 #else
   1058 #define _mm_insert_pi16(A, D, N)				\
   1059   ((__m64) __builtin_ia32_vec_set_v4hi ((__v4hi)(__m64)(A),	\
   1060 					(int)(D), (int)(N)))
   1061 
   1062 #define _m_pinsrw(A, D, N) _mm_insert_pi16(A, D, N)
   1063 #endif
   1064 
   1065 /* Compute the element-wise maximum of signed 16-bit values.  */
   1066 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1067 _mm_max_pi16 (__m64 __A, __m64 __B)
   1068 {
   1069   return (__m64) __builtin_ia32_pmaxsw ((__v4hi)__A, (__v4hi)__B);
   1070 }
   1071 
   1072 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1073 _m_pmaxsw (__m64 __A, __m64 __B)
   1074 {
   1075   return _mm_max_pi16 (__A, __B);
   1076 }
   1077 
   1078 /* Compute the element-wise maximum of unsigned 8-bit values.  */
   1079 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1080 _mm_max_pu8 (__m64 __A, __m64 __B)
   1081 {
   1082   return (__m64) __builtin_ia32_pmaxub ((__v8qi)__A, (__v8qi)__B);
   1083 }
   1084 
   1085 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1086 _m_pmaxub (__m64 __A, __m64 __B)
   1087 {
   1088   return _mm_max_pu8 (__A, __B);
   1089 }
   1090 
   1091 /* Compute the element-wise minimum of signed 16-bit values.  */
   1092 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1093 _mm_min_pi16 (__m64 __A, __m64 __B)
   1094 {
   1095   return (__m64) __builtin_ia32_pminsw ((__v4hi)__A, (__v4hi)__B);
   1096 }
   1097 
   1098 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1099 _m_pminsw (__m64 __A, __m64 __B)
   1100 {
   1101   return _mm_min_pi16 (__A, __B);
   1102 }
   1103 
   1104 /* Compute the element-wise minimum of unsigned 8-bit values.  */
   1105 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1106 _mm_min_pu8 (__m64 __A, __m64 __B)
   1107 {
   1108   return (__m64) __builtin_ia32_pminub ((__v8qi)__A, (__v8qi)__B);
   1109 }
   1110 
   1111 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1112 _m_pminub (__m64 __A, __m64 __B)
   1113 {
   1114   return _mm_min_pu8 (__A, __B);
   1115 }
   1116 
   1117 /* Create an 8-bit mask of the signs of 8-bit values.  */
   1118 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1119 _mm_movemask_pi8 (__m64 __A)
   1120 {
   1121   return __builtin_ia32_pmovmskb ((__v8qi)__A);
   1122 }
   1123 
   1124 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1125 _m_pmovmskb (__m64 __A)
   1126 {
   1127   return _mm_movemask_pi8 (__A);
   1128 }
   1129 
   1130 /* Multiply four unsigned 16-bit values in A by four unsigned 16-bit values
   1131    in B and produce the high 16 bits of the 32-bit results.  */
   1132 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1133 _mm_mulhi_pu16 (__m64 __A, __m64 __B)
   1134 {
   1135   return (__m64) __builtin_ia32_pmulhuw ((__v4hi)__A, (__v4hi)__B);
   1136 }
   1137 
   1138 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1139 _m_pmulhuw (__m64 __A, __m64 __B)
   1140 {
   1141   return _mm_mulhi_pu16 (__A, __B);
   1142 }
   1143 
   1144 /* Return a combination of the four 16-bit values in A.  The selector
   1145    must be an immediate.  */
   1146 #ifdef __OPTIMIZE__
   1147 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1148 _mm_shuffle_pi16 (__m64 __A, int const __N)
   1149 {
   1150   return (__m64) __builtin_ia32_pshufw ((__v4hi)__A, __N);
   1151 }
   1152 
   1153 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1154 _m_pshufw (__m64 __A, int const __N)
   1155 {
   1156   return _mm_shuffle_pi16 (__A, __N);
   1157 }
   1158 #else
   1159 #define _mm_shuffle_pi16(A, N) \
   1160   ((__m64) __builtin_ia32_pshufw ((__v4hi)(__m64)(A), (int)(N)))
   1161 
   1162 #define _m_pshufw(A, N) _mm_shuffle_pi16 (A, N)
   1163 #endif
   1164 
   1165 /* Conditionally store byte elements of A into P.  The high bit of each
   1166    byte in the selector N determines whether the corresponding byte from
   1167    A is stored.  */
   1168 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1169 _mm_maskmove_si64 (__m64 __A, __m64 __N, char *__P)
   1170 {
   1171 #ifdef __MMX_WITH_SSE__
   1172   /* Emulate MMX maskmovq with SSE2 maskmovdqu and handle unmapped bits
   1173      64:127 at address __P.  */
   1174   typedef long long __v2di __attribute__ ((__vector_size__ (16)));
   1175   typedef char __v16qi __attribute__ ((__vector_size__ (16)));
   1176   /* Zero-extend __A and __N to 128 bits.  */
   1177   __v2di __A128 = __extension__ (__v2di) { ((__v1di) __A)[0], 0 };
   1178   __v2di __N128 = __extension__ (__v2di) { ((__v1di) __N)[0], 0 };
   1179 
   1180   /* Check the alignment of __P.  */
   1181   __SIZE_TYPE__ offset = ((__SIZE_TYPE__) __P) & 0xf;
   1182   if (offset)
   1183     {
   1184       /* If the misalignment of __P > 8, subtract __P by 8 bytes.
   1185 	 Otherwise, subtract __P by the misalignment.  */
   1186       if (offset > 8)
   1187 	offset = 8;
   1188       __P = (char *) (((__SIZE_TYPE__) __P) - offset);
   1189 
   1190       /* Shift __A128 and __N128 to the left by the adjustment.  */
   1191       switch (offset)
   1192 	{
   1193 	case 1:
   1194 	  __A128 = __builtin_ia32_pslldqi128 (__A128, 8);
   1195 	  __N128 = __builtin_ia32_pslldqi128 (__N128, 8);
   1196 	  break;
   1197 	case 2:
   1198 	  __A128 = __builtin_ia32_pslldqi128 (__A128, 2 * 8);
   1199 	  __N128 = __builtin_ia32_pslldqi128 (__N128, 2 * 8);
   1200 	  break;
   1201 	case 3:
   1202 	  __A128 = __builtin_ia32_pslldqi128 (__A128, 3 * 8);
   1203 	  __N128 = __builtin_ia32_pslldqi128 (__N128, 3 * 8);
   1204 	  break;
   1205 	case 4:
   1206 	  __A128 = __builtin_ia32_pslldqi128 (__A128, 4 * 8);
   1207 	  __N128 = __builtin_ia32_pslldqi128 (__N128, 4 * 8);
   1208 	  break;
   1209 	case 5:
   1210 	  __A128 = __builtin_ia32_pslldqi128 (__A128, 5 * 8);
   1211 	  __N128 = __builtin_ia32_pslldqi128 (__N128, 5 * 8);
   1212 	  break;
   1213 	case 6:
   1214 	  __A128 = __builtin_ia32_pslldqi128 (__A128, 6 * 8);
   1215 	  __N128 = __builtin_ia32_pslldqi128 (__N128, 6 * 8);
   1216 	  break;
   1217 	case 7:
   1218 	  __A128 = __builtin_ia32_pslldqi128 (__A128, 7 * 8);
   1219 	  __N128 = __builtin_ia32_pslldqi128 (__N128, 7 * 8);
   1220 	  break;
   1221 	case 8:
   1222 	  __A128 = __builtin_ia32_pslldqi128 (__A128, 8 * 8);
   1223 	  __N128 = __builtin_ia32_pslldqi128 (__N128, 8 * 8);
   1224 	  break;
   1225 	default:
   1226 	  break;
   1227 	}
   1228     }
   1229   __builtin_ia32_maskmovdqu ((__v16qi)__A128, (__v16qi)__N128, __P);
   1230 #else
   1231   __builtin_ia32_maskmovq ((__v8qi)__A, (__v8qi)__N, __P);
   1232 #endif
   1233 }
   1234 
   1235 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1236 _m_maskmovq (__m64 __A, __m64 __N, char *__P)
   1237 {
   1238   _mm_maskmove_si64 (__A, __N, __P);
   1239 }
   1240 
   1241 /* Compute the rounded averages of the unsigned 8-bit values in A and B.  */
   1242 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1243 _mm_avg_pu8 (__m64 __A, __m64 __B)
   1244 {
   1245   return (__m64) __builtin_ia32_pavgb ((__v8qi)__A, (__v8qi)__B);
   1246 }
   1247 
   1248 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1249 _m_pavgb (__m64 __A, __m64 __B)
   1250 {
   1251   return _mm_avg_pu8 (__A, __B);
   1252 }
   1253 
   1254 /* Compute the rounded averages of the unsigned 16-bit values in A and B.  */
   1255 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1256 _mm_avg_pu16 (__m64 __A, __m64 __B)
   1257 {
   1258   return (__m64) __builtin_ia32_pavgw ((__v4hi)__A, (__v4hi)__B);
   1259 }
   1260 
   1261 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1262 _m_pavgw (__m64 __A, __m64 __B)
   1263 {
   1264   return _mm_avg_pu16 (__A, __B);
   1265 }
   1266 
   1267 /* Compute the sum of the absolute differences of the unsigned 8-bit
   1268    values in A and B.  Return the value in the lower 16-bit word; the
   1269    upper words are cleared.  */
   1270 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1271 _mm_sad_pu8 (__m64 __A, __m64 __B)
   1272 {
   1273   return (__m64) __builtin_ia32_psadbw ((__v8qi)__A, (__v8qi)__B);
   1274 }
   1275 
   1276 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1277 _m_psadbw (__m64 __A, __m64 __B)
   1278 {
   1279   return _mm_sad_pu8 (__A, __B);
   1280 }
   1281 
   1282 /* Stores the data in A to the address P without polluting the caches.  */
   1283 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1284 _mm_stream_pi (__m64 *__P, __m64 __A)
   1285 {
   1286   __builtin_ia32_movntq ((unsigned long long *)__P, (unsigned long long)__A);
   1287 }
   1288 
   1289 /* Likewise.  The address must be 16-byte aligned.  */
   1290 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1291 _mm_stream_ps (float *__P, __m128 __A)
   1292 {
   1293   __builtin_ia32_movntps (__P, (__v4sf)__A);
   1294 }
   1295 
   1296 /* Guarantees that every preceding store is globally visible before
   1297    any subsequent store.  */
   1298 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1299 _mm_sfence (void)
   1300 {
   1301   __builtin_ia32_sfence ();
   1302 }
   1303 
   1304 /* Transpose the 4x4 matrix composed of row[0-3].  */
   1305 #define _MM_TRANSPOSE4_PS(row0, row1, row2, row3)			\
   1306 do {									\
   1307   __v4sf __r0 = (row0), __r1 = (row1), __r2 = (row2), __r3 = (row3);	\
   1308   __v4sf __t0 = __builtin_ia32_unpcklps (__r0, __r1);			\
   1309   __v4sf __t1 = __builtin_ia32_unpcklps (__r2, __r3);			\
   1310   __v4sf __t2 = __builtin_ia32_unpckhps (__r0, __r1);			\
   1311   __v4sf __t3 = __builtin_ia32_unpckhps (__r2, __r3);			\
   1312   (row0) = __builtin_ia32_movlhps (__t0, __t1);				\
   1313   (row1) = __builtin_ia32_movhlps (__t1, __t0);				\
   1314   (row2) = __builtin_ia32_movlhps (__t2, __t3);				\
   1315   (row3) = __builtin_ia32_movhlps (__t3, __t2);				\
   1316 } while (0)
   1317 
   1318 /* For backward source compatibility.  */
   1319 # include <emmintrin.h>
   1320 
   1321 #ifdef __DISABLE_SSE__
   1322 #undef __DISABLE_SSE__
   1323 #pragma GCC pop_options
   1324 #endif /* __DISABLE_SSE__ */
   1325 
   1326 /* The execution of the next instruction is delayed by an implementation
   1327    specific amount of time.  The instruction does not modify the
   1328    architectural state.  This is after the pop_options pragma because
   1329    it does not require SSE support in the processor--the encoding is a
   1330    nop on processors that do not support it.  */
   1331 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
   1332 _mm_pause (void)
   1333 {
   1334   __builtin_ia32_pause ();
   1335 }
   1336 
   1337 #endif /* _XMMINTRIN_H_INCLUDED */
   1338