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1 /* Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008
2 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
11 GCC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING. If not, write to
18 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
19 Boston, MA 02110-1301, USA. */
21 /* As a special exception, if you include this header file into source
22 files compiled by GCC, this header file does not by itself cause
23 the resulting executable to be covered by the GNU General Public
24 License. This exception does not however invalidate any other
25 reasons why the executable file might be covered by the GNU General
26 Public License. */
28 /* Implemented from the specification included in the Intel C++ Compiler
29 User Guide and Reference, version 9.0. */
31 #ifndef _XMMINTRIN_H_INCLUDED
32 #define _XMMINTRIN_H_INCLUDED
34 #ifndef __SSE__
35 # error "SSE instruction set not enabled"
36 #else
38 /* We need type definitions from the MMX header file. */
39 #include <mmintrin.h>
41 /* Get _mm_malloc () and _mm_free (). */
42 #include <mm_malloc.h>
44 /* The Intel API is flexible enough that we must allow aliasing with other
45 vector types, and their scalar components. */
46 typedef float __m128 __attribute__ ((__vector_size__ (16), __may_alias__));
48 /* Internal data types for implementing the intrinsics. */
49 typedef float __v4sf __attribute__ ((__vector_size__ (16)));
51 /* Create a selector for use with the SHUFPS instruction. */
52 #define _MM_SHUFFLE(fp3,fp2,fp1,fp0) \
53 (((fp3) << 6) | ((fp2) << 4) | ((fp1) << 2) | (fp0))
55 /* Constants for use with _mm_prefetch. */
56 enum _mm_hint
58 _MM_HINT_T0 = 3,
59 _MM_HINT_T1 = 2,
60 _MM_HINT_T2 = 1,
61 _MM_HINT_NTA = 0
64 /* Bits in the MXCSR. */
65 #define _MM_EXCEPT_MASK 0x003f
66 #define _MM_EXCEPT_INVALID 0x0001
67 #define _MM_EXCEPT_DENORM 0x0002
68 #define _MM_EXCEPT_DIV_ZERO 0x0004
69 #define _MM_EXCEPT_OVERFLOW 0x0008
70 #define _MM_EXCEPT_UNDERFLOW 0x0010
71 #define _MM_EXCEPT_INEXACT 0x0020
73 #define _MM_MASK_MASK 0x1f80
74 #define _MM_MASK_INVALID 0x0080
75 #define _MM_MASK_DENORM 0x0100
76 #define _MM_MASK_DIV_ZERO 0x0200
77 #define _MM_MASK_OVERFLOW 0x0400
78 #define _MM_MASK_UNDERFLOW 0x0800
79 #define _MM_MASK_INEXACT 0x1000
81 #define _MM_ROUND_MASK 0x6000
82 #define _MM_ROUND_NEAREST 0x0000
83 #define _MM_ROUND_DOWN 0x2000
84 #define _MM_ROUND_UP 0x4000
85 #define _MM_ROUND_TOWARD_ZERO 0x6000
87 #define _MM_FLUSH_ZERO_MASK 0x8000
88 #define _MM_FLUSH_ZERO_ON 0x8000
89 #define _MM_FLUSH_ZERO_OFF 0x0000
91 /* Create a vector of zeros. */
92 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
93 _mm_setzero_ps (void)
95 return __extension__ (__m128){ 0.0f, 0.0f, 0.0f, 0.0f };
98 /* Perform the respective operation on the lower SPFP (single-precision
99 floating-point) values of A and B; the upper three SPFP values are
100 passed through from A. */
102 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
103 _mm_add_ss (__m128 __A, __m128 __B)
105 return (__m128) __builtin_ia32_addss ((__v4sf)__A, (__v4sf)__B);
108 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
109 _mm_sub_ss (__m128 __A, __m128 __B)
111 return (__m128) __builtin_ia32_subss ((__v4sf)__A, (__v4sf)__B);
114 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
115 _mm_mul_ss (__m128 __A, __m128 __B)
117 return (__m128) __builtin_ia32_mulss ((__v4sf)__A, (__v4sf)__B);
120 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
121 _mm_div_ss (__m128 __A, __m128 __B)
123 return (__m128) __builtin_ia32_divss ((__v4sf)__A, (__v4sf)__B);
126 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
127 _mm_sqrt_ss (__m128 __A)
129 return (__m128) __builtin_ia32_sqrtss ((__v4sf)__A);
132 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
133 _mm_rcp_ss (__m128 __A)
135 return (__m128) __builtin_ia32_rcpss ((__v4sf)__A);
138 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
139 _mm_rsqrt_ss (__m128 __A)
141 return (__m128) __builtin_ia32_rsqrtss ((__v4sf)__A);
144 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
145 _mm_min_ss (__m128 __A, __m128 __B)
147 return (__m128) __builtin_ia32_minss ((__v4sf)__A, (__v4sf)__B);
150 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
151 _mm_max_ss (__m128 __A, __m128 __B)
153 return (__m128) __builtin_ia32_maxss ((__v4sf)__A, (__v4sf)__B);
156 /* Perform the respective operation on the four SPFP values in A and B. */
158 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
159 _mm_add_ps (__m128 __A, __m128 __B)
161 return (__m128) __builtin_ia32_addps ((__v4sf)__A, (__v4sf)__B);
164 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
165 _mm_sub_ps (__m128 __A, __m128 __B)
167 return (__m128) __builtin_ia32_subps ((__v4sf)__A, (__v4sf)__B);
170 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
171 _mm_mul_ps (__m128 __A, __m128 __B)
173 return (__m128) __builtin_ia32_mulps ((__v4sf)__A, (__v4sf)__B);
176 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
177 _mm_div_ps (__m128 __A, __m128 __B)
179 return (__m128) __builtin_ia32_divps ((__v4sf)__A, (__v4sf)__B);
182 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
183 _mm_sqrt_ps (__m128 __A)
185 return (__m128) __builtin_ia32_sqrtps ((__v4sf)__A);
188 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
189 _mm_rcp_ps (__m128 __A)
191 return (__m128) __builtin_ia32_rcpps ((__v4sf)__A);
194 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
195 _mm_rsqrt_ps (__m128 __A)
197 return (__m128) __builtin_ia32_rsqrtps ((__v4sf)__A);
200 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
201 _mm_min_ps (__m128 __A, __m128 __B)
203 return (__m128) __builtin_ia32_minps ((__v4sf)__A, (__v4sf)__B);
206 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
207 _mm_max_ps (__m128 __A, __m128 __B)
209 return (__m128) __builtin_ia32_maxps ((__v4sf)__A, (__v4sf)__B);
212 /* Perform logical bit-wise operations on 128-bit values. */
214 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
215 _mm_and_ps (__m128 __A, __m128 __B)
217 return __builtin_ia32_andps (__A, __B);
220 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
221 _mm_andnot_ps (__m128 __A, __m128 __B)
223 return __builtin_ia32_andnps (__A, __B);
226 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
227 _mm_or_ps (__m128 __A, __m128 __B)
229 return __builtin_ia32_orps (__A, __B);
232 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
233 _mm_xor_ps (__m128 __A, __m128 __B)
235 return __builtin_ia32_xorps (__A, __B);
238 /* Perform a comparison on the lower SPFP values of A and B. If the
239 comparison is true, place a mask of all ones in the result, otherwise a
240 mask of zeros. The upper three SPFP values are passed through from A. */
242 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
243 _mm_cmpeq_ss (__m128 __A, __m128 __B)
245 return (__m128) __builtin_ia32_cmpeqss ((__v4sf)__A, (__v4sf)__B);
248 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
249 _mm_cmplt_ss (__m128 __A, __m128 __B)
251 return (__m128) __builtin_ia32_cmpltss ((__v4sf)__A, (__v4sf)__B);
254 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
255 _mm_cmple_ss (__m128 __A, __m128 __B)
257 return (__m128) __builtin_ia32_cmpless ((__v4sf)__A, (__v4sf)__B);
260 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
261 _mm_cmpgt_ss (__m128 __A, __m128 __B)
263 return (__m128) __builtin_ia32_movss ((__v4sf) __A,
264 (__v4sf)
265 __builtin_ia32_cmpltss ((__v4sf) __B,
266 (__v4sf)
267 __A));
270 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
271 _mm_cmpge_ss (__m128 __A, __m128 __B)
273 return (__m128) __builtin_ia32_movss ((__v4sf) __A,
274 (__v4sf)
275 __builtin_ia32_cmpless ((__v4sf) __B,
276 (__v4sf)
277 __A));
280 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
281 _mm_cmpneq_ss (__m128 __A, __m128 __B)
283 return (__m128) __builtin_ia32_cmpneqss ((__v4sf)__A, (__v4sf)__B);
286 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
287 _mm_cmpnlt_ss (__m128 __A, __m128 __B)
289 return (__m128) __builtin_ia32_cmpnltss ((__v4sf)__A, (__v4sf)__B);
292 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
293 _mm_cmpnle_ss (__m128 __A, __m128 __B)
295 return (__m128) __builtin_ia32_cmpnless ((__v4sf)__A, (__v4sf)__B);
298 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
299 _mm_cmpngt_ss (__m128 __A, __m128 __B)
301 return (__m128) __builtin_ia32_movss ((__v4sf) __A,
302 (__v4sf)
303 __builtin_ia32_cmpnltss ((__v4sf) __B,
304 (__v4sf)
305 __A));
308 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
309 _mm_cmpnge_ss (__m128 __A, __m128 __B)
311 return (__m128) __builtin_ia32_movss ((__v4sf) __A,
312 (__v4sf)
313 __builtin_ia32_cmpnless ((__v4sf) __B,
314 (__v4sf)
315 __A));
318 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
319 _mm_cmpord_ss (__m128 __A, __m128 __B)
321 return (__m128) __builtin_ia32_cmpordss ((__v4sf)__A, (__v4sf)__B);
324 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
325 _mm_cmpunord_ss (__m128 __A, __m128 __B)
327 return (__m128) __builtin_ia32_cmpunordss ((__v4sf)__A, (__v4sf)__B);
330 /* Perform a comparison on the four SPFP values of A and B. For each
331 element, if the comparison is true, place a mask of all ones in the
332 result, otherwise a mask of zeros. */
334 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
335 _mm_cmpeq_ps (__m128 __A, __m128 __B)
337 return (__m128) __builtin_ia32_cmpeqps ((__v4sf)__A, (__v4sf)__B);
340 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
341 _mm_cmplt_ps (__m128 __A, __m128 __B)
343 return (__m128) __builtin_ia32_cmpltps ((__v4sf)__A, (__v4sf)__B);
346 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
347 _mm_cmple_ps (__m128 __A, __m128 __B)
349 return (__m128) __builtin_ia32_cmpleps ((__v4sf)__A, (__v4sf)__B);
352 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
353 _mm_cmpgt_ps (__m128 __A, __m128 __B)
355 return (__m128) __builtin_ia32_cmpgtps ((__v4sf)__A, (__v4sf)__B);
358 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
359 _mm_cmpge_ps (__m128 __A, __m128 __B)
361 return (__m128) __builtin_ia32_cmpgeps ((__v4sf)__A, (__v4sf)__B);
364 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
365 _mm_cmpneq_ps (__m128 __A, __m128 __B)
367 return (__m128) __builtin_ia32_cmpneqps ((__v4sf)__A, (__v4sf)__B);
370 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
371 _mm_cmpnlt_ps (__m128 __A, __m128 __B)
373 return (__m128) __builtin_ia32_cmpnltps ((__v4sf)__A, (__v4sf)__B);
376 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
377 _mm_cmpnle_ps (__m128 __A, __m128 __B)
379 return (__m128) __builtin_ia32_cmpnleps ((__v4sf)__A, (__v4sf)__B);
382 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
383 _mm_cmpngt_ps (__m128 __A, __m128 __B)
385 return (__m128) __builtin_ia32_cmpngtps ((__v4sf)__A, (__v4sf)__B);
388 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
389 _mm_cmpnge_ps (__m128 __A, __m128 __B)
391 return (__m128) __builtin_ia32_cmpngeps ((__v4sf)__A, (__v4sf)__B);
394 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
395 _mm_cmpord_ps (__m128 __A, __m128 __B)
397 return (__m128) __builtin_ia32_cmpordps ((__v4sf)__A, (__v4sf)__B);
400 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
401 _mm_cmpunord_ps (__m128 __A, __m128 __B)
403 return (__m128) __builtin_ia32_cmpunordps ((__v4sf)__A, (__v4sf)__B);
406 /* Compare the lower SPFP values of A and B and return 1 if true
407 and 0 if false. */
409 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
410 _mm_comieq_ss (__m128 __A, __m128 __B)
412 return __builtin_ia32_comieq ((__v4sf)__A, (__v4sf)__B);
415 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
416 _mm_comilt_ss (__m128 __A, __m128 __B)
418 return __builtin_ia32_comilt ((__v4sf)__A, (__v4sf)__B);
421 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
422 _mm_comile_ss (__m128 __A, __m128 __B)
424 return __builtin_ia32_comile ((__v4sf)__A, (__v4sf)__B);
427 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
428 _mm_comigt_ss (__m128 __A, __m128 __B)
430 return __builtin_ia32_comigt ((__v4sf)__A, (__v4sf)__B);
433 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
434 _mm_comige_ss (__m128 __A, __m128 __B)
436 return __builtin_ia32_comige ((__v4sf)__A, (__v4sf)__B);
439 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
440 _mm_comineq_ss (__m128 __A, __m128 __B)
442 return __builtin_ia32_comineq ((__v4sf)__A, (__v4sf)__B);
445 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
446 _mm_ucomieq_ss (__m128 __A, __m128 __B)
448 return __builtin_ia32_ucomieq ((__v4sf)__A, (__v4sf)__B);
451 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
452 _mm_ucomilt_ss (__m128 __A, __m128 __B)
454 return __builtin_ia32_ucomilt ((__v4sf)__A, (__v4sf)__B);
457 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
458 _mm_ucomile_ss (__m128 __A, __m128 __B)
460 return __builtin_ia32_ucomile ((__v4sf)__A, (__v4sf)__B);
463 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
464 _mm_ucomigt_ss (__m128 __A, __m128 __B)
466 return __builtin_ia32_ucomigt ((__v4sf)__A, (__v4sf)__B);
469 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
470 _mm_ucomige_ss (__m128 __A, __m128 __B)
472 return __builtin_ia32_ucomige ((__v4sf)__A, (__v4sf)__B);
475 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
476 _mm_ucomineq_ss (__m128 __A, __m128 __B)
478 return __builtin_ia32_ucomineq ((__v4sf)__A, (__v4sf)__B);
481 /* Convert the lower SPFP value to a 32-bit integer according to the current
482 rounding mode. */
483 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
484 _mm_cvtss_si32 (__m128 __A)
486 return __builtin_ia32_cvtss2si ((__v4sf) __A);
489 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
490 _mm_cvt_ss2si (__m128 __A)
492 return _mm_cvtss_si32 (__A);
495 #ifdef __x86_64__
496 /* Convert the lower SPFP value to a 32-bit integer according to the
497 current rounding mode. */
499 /* Intel intrinsic. */
500 extern __inline long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
501 _mm_cvtss_si64 (__m128 __A)
503 return __builtin_ia32_cvtss2si64 ((__v4sf) __A);
506 /* Microsoft intrinsic. */
507 extern __inline long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
508 _mm_cvtss_si64x (__m128 __A)
510 return __builtin_ia32_cvtss2si64 ((__v4sf) __A);
512 #endif
514 /* Convert the two lower SPFP values to 32-bit integers according to the
515 current rounding mode. Return the integers in packed form. */
516 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
517 _mm_cvtps_pi32 (__m128 __A)
519 return (__m64) __builtin_ia32_cvtps2pi ((__v4sf) __A);
522 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
523 _mm_cvt_ps2pi (__m128 __A)
525 return _mm_cvtps_pi32 (__A);
528 /* Truncate the lower SPFP value to a 32-bit integer. */
529 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
530 _mm_cvttss_si32 (__m128 __A)
532 return __builtin_ia32_cvttss2si ((__v4sf) __A);
535 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
536 _mm_cvtt_ss2si (__m128 __A)
538 return _mm_cvttss_si32 (__A);
541 #ifdef __x86_64__
542 /* Truncate the lower SPFP value to a 32-bit integer. */
544 /* Intel intrinsic. */
545 extern __inline long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
546 _mm_cvttss_si64 (__m128 __A)
548 return __builtin_ia32_cvttss2si64 ((__v4sf) __A);
551 /* Microsoft intrinsic. */
552 extern __inline long long __attribute__((__gnu_inline__, __always_inline__, __artificial__))
553 _mm_cvttss_si64x (__m128 __A)
555 return __builtin_ia32_cvttss2si64 ((__v4sf) __A);
557 #endif
559 /* Truncate the two lower SPFP values to 32-bit integers. Return the
560 integers in packed form. */
561 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
562 _mm_cvttps_pi32 (__m128 __A)
564 return (__m64) __builtin_ia32_cvttps2pi ((__v4sf) __A);
567 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
568 _mm_cvtt_ps2pi (__m128 __A)
570 return _mm_cvttps_pi32 (__A);
573 /* Convert B to a SPFP value and insert it as element zero in A. */
574 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
575 _mm_cvtsi32_ss (__m128 __A, int __B)
577 return (__m128) __builtin_ia32_cvtsi2ss ((__v4sf) __A, __B);
580 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
581 _mm_cvt_si2ss (__m128 __A, int __B)
583 return _mm_cvtsi32_ss (__A, __B);
586 #ifdef __x86_64__
587 /* Convert B to a SPFP value and insert it as element zero in A. */
589 /* Intel intrinsic. */
590 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
591 _mm_cvtsi64_ss (__m128 __A, long long __B)
593 return (__m128) __builtin_ia32_cvtsi642ss ((__v4sf) __A, __B);
596 /* Microsoft intrinsic. */
597 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
598 _mm_cvtsi64x_ss (__m128 __A, long long __B)
600 return (__m128) __builtin_ia32_cvtsi642ss ((__v4sf) __A, __B);
602 #endif
604 /* Convert the two 32-bit values in B to SPFP form and insert them
605 as the two lower elements in A. */
606 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
607 _mm_cvtpi32_ps (__m128 __A, __m64 __B)
609 return (__m128) __builtin_ia32_cvtpi2ps ((__v4sf) __A, (__v2si)__B);
612 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
613 _mm_cvt_pi2ps (__m128 __A, __m64 __B)
615 return _mm_cvtpi32_ps (__A, __B);
618 /* Convert the four signed 16-bit values in A to SPFP form. */
619 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
620 _mm_cvtpi16_ps (__m64 __A)
622 __v4hi __sign;
623 __v2si __hisi, __losi;
624 __v4sf __r;
626 /* This comparison against zero gives us a mask that can be used to
627 fill in the missing sign bits in the unpack operations below, so
628 that we get signed values after unpacking. */
629 __sign = __builtin_ia32_pcmpgtw ((__v4hi)0LL, (__v4hi)__A);
631 /* Convert the four words to doublewords. */
632 __hisi = (__v2si) __builtin_ia32_punpckhwd ((__v4hi)__A, __sign);
633 __losi = (__v2si) __builtin_ia32_punpcklwd ((__v4hi)__A, __sign);
635 /* Convert the doublewords to floating point two at a time. */
636 __r = (__v4sf) _mm_setzero_ps ();
637 __r = __builtin_ia32_cvtpi2ps (__r, __hisi);
638 __r = __builtin_ia32_movlhps (__r, __r);
639 __r = __builtin_ia32_cvtpi2ps (__r, __losi);
641 return (__m128) __r;
644 /* Convert the four unsigned 16-bit values in A to SPFP form. */
645 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
646 _mm_cvtpu16_ps (__m64 __A)
648 __v2si __hisi, __losi;
649 __v4sf __r;
651 /* Convert the four words to doublewords. */
652 __hisi = (__v2si) __builtin_ia32_punpckhwd ((__v4hi)__A, (__v4hi)0LL);
653 __losi = (__v2si) __builtin_ia32_punpcklwd ((__v4hi)__A, (__v4hi)0LL);
655 /* Convert the doublewords to floating point two at a time. */
656 __r = (__v4sf) _mm_setzero_ps ();
657 __r = __builtin_ia32_cvtpi2ps (__r, __hisi);
658 __r = __builtin_ia32_movlhps (__r, __r);
659 __r = __builtin_ia32_cvtpi2ps (__r, __losi);
661 return (__m128) __r;
664 /* Convert the low four signed 8-bit values in A to SPFP form. */
665 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
666 _mm_cvtpi8_ps (__m64 __A)
668 __v8qi __sign;
670 /* This comparison against zero gives us a mask that can be used to
671 fill in the missing sign bits in the unpack operations below, so
672 that we get signed values after unpacking. */
673 __sign = __builtin_ia32_pcmpgtb ((__v8qi)0LL, (__v8qi)__A);
675 /* Convert the four low bytes to words. */
676 __A = (__m64) __builtin_ia32_punpcklbw ((__v8qi)__A, __sign);
678 return _mm_cvtpi16_ps(__A);
681 /* Convert the low four unsigned 8-bit values in A to SPFP form. */
682 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
683 _mm_cvtpu8_ps(__m64 __A)
685 __A = (__m64) __builtin_ia32_punpcklbw ((__v8qi)__A, (__v8qi)0LL);
686 return _mm_cvtpu16_ps(__A);
689 /* Convert the four signed 32-bit values in A and B to SPFP form. */
690 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
691 _mm_cvtpi32x2_ps(__m64 __A, __m64 __B)
693 __v4sf __zero = (__v4sf) _mm_setzero_ps ();
694 __v4sf __sfa = __builtin_ia32_cvtpi2ps (__zero, (__v2si)__A);
695 __v4sf __sfb = __builtin_ia32_cvtpi2ps (__zero, (__v2si)__B);
696 return (__m128) __builtin_ia32_movlhps (__sfa, __sfb);
699 /* Convert the four SPFP values in A to four signed 16-bit integers. */
700 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
701 _mm_cvtps_pi16(__m128 __A)
703 __v4sf __hisf = (__v4sf)__A;
704 __v4sf __losf = __builtin_ia32_movhlps (__hisf, __hisf);
705 __v2si __hisi = __builtin_ia32_cvtps2pi (__hisf);
706 __v2si __losi = __builtin_ia32_cvtps2pi (__losf);
707 return (__m64) __builtin_ia32_packssdw (__hisi, __losi);
710 /* Convert the four SPFP values in A to four signed 8-bit integers. */
711 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
712 _mm_cvtps_pi8(__m128 __A)
714 __v4hi __tmp = (__v4hi) _mm_cvtps_pi16 (__A);
715 return (__m64) __builtin_ia32_packsswb (__tmp, (__v4hi)0LL);
718 /* Selects four specific SPFP values from A and B based on MASK. */
719 #ifdef __OPTIMIZE__
720 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
721 _mm_shuffle_ps (__m128 __A, __m128 __B, int const __mask)
723 return (__m128) __builtin_ia32_shufps ((__v4sf)__A, (__v4sf)__B, __mask);
725 #else
726 #define _mm_shuffle_ps(A, B, MASK) \
727 ((__m128) __builtin_ia32_shufps ((__v4sf)(__m128)(A), \
728 (__v4sf)(__m128)(B), (int)(MASK)))
729 #endif
731 /* Selects and interleaves the upper two SPFP values from A and B. */
732 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
733 _mm_unpackhi_ps (__m128 __A, __m128 __B)
735 return (__m128) __builtin_ia32_unpckhps ((__v4sf)__A, (__v4sf)__B);
738 /* Selects and interleaves the lower two SPFP values from A and B. */
739 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
740 _mm_unpacklo_ps (__m128 __A, __m128 __B)
742 return (__m128) __builtin_ia32_unpcklps ((__v4sf)__A, (__v4sf)__B);
745 /* Sets the upper two SPFP values with 64-bits of data loaded from P;
746 the lower two values are passed through from A. */
747 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
748 _mm_loadh_pi (__m128 __A, __m64 const *__P)
750 return (__m128) __builtin_ia32_loadhps ((__v4sf)__A, (__v2si *)__P);
753 /* Stores the upper two SPFP values of A into P. */
754 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
755 _mm_storeh_pi (__m64 *__P, __m128 __A)
757 __builtin_ia32_storehps ((__v2si *)__P, (__v4sf)__A);
760 /* Moves the upper two values of B into the lower two values of A. */
761 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
762 _mm_movehl_ps (__m128 __A, __m128 __B)
764 return (__m128) __builtin_ia32_movhlps ((__v4sf)__A, (__v4sf)__B);
767 /* Moves the lower two values of B into the upper two values of A. */
768 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
769 _mm_movelh_ps (__m128 __A, __m128 __B)
771 return (__m128) __builtin_ia32_movlhps ((__v4sf)__A, (__v4sf)__B);
774 /* Sets the lower two SPFP values with 64-bits of data loaded from P;
775 the upper two values are passed through from A. */
776 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
777 _mm_loadl_pi (__m128 __A, __m64 const *__P)
779 return (__m128) __builtin_ia32_loadlps ((__v4sf)__A, (__v2si *)__P);
782 /* Stores the lower two SPFP values of A into P. */
783 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
784 _mm_storel_pi (__m64 *__P, __m128 __A)
786 __builtin_ia32_storelps ((__v2si *)__P, (__v4sf)__A);
789 /* Creates a 4-bit mask from the most significant bits of the SPFP values. */
790 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
791 _mm_movemask_ps (__m128 __A)
793 return __builtin_ia32_movmskps ((__v4sf)__A);
796 /* Return the contents of the control register. */
797 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
798 _mm_getcsr (void)
800 return __builtin_ia32_stmxcsr ();
803 /* Read exception bits from the control register. */
804 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
805 _MM_GET_EXCEPTION_STATE (void)
807 return _mm_getcsr() & _MM_EXCEPT_MASK;
810 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
811 _MM_GET_EXCEPTION_MASK (void)
813 return _mm_getcsr() & _MM_MASK_MASK;
816 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
817 _MM_GET_ROUNDING_MODE (void)
819 return _mm_getcsr() & _MM_ROUND_MASK;
822 extern __inline unsigned int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
823 _MM_GET_FLUSH_ZERO_MODE (void)
825 return _mm_getcsr() & _MM_FLUSH_ZERO_MASK;
828 /* Set the control register to I. */
829 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
830 _mm_setcsr (unsigned int __I)
832 __builtin_ia32_ldmxcsr (__I);
835 /* Set exception bits in the control register. */
836 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
837 _MM_SET_EXCEPTION_STATE(unsigned int __mask)
839 _mm_setcsr((_mm_getcsr() & ~_MM_EXCEPT_MASK) | __mask);
842 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
843 _MM_SET_EXCEPTION_MASK (unsigned int __mask)
845 _mm_setcsr((_mm_getcsr() & ~_MM_MASK_MASK) | __mask);
848 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
849 _MM_SET_ROUNDING_MODE (unsigned int __mode)
851 _mm_setcsr((_mm_getcsr() & ~_MM_ROUND_MASK) | __mode);
854 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
855 _MM_SET_FLUSH_ZERO_MODE (unsigned int __mode)
857 _mm_setcsr((_mm_getcsr() & ~_MM_FLUSH_ZERO_MASK) | __mode);
860 /* Create a vector with element 0 as F and the rest zero. */
861 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
862 _mm_set_ss (float __F)
864 return __extension__ (__m128)(__v4sf){ __F, 0.0f, 0.0f, 0.0f };
867 /* Create a vector with all four elements equal to F. */
868 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
869 _mm_set1_ps (float __F)
871 return __extension__ (__m128)(__v4sf){ __F, __F, __F, __F };
874 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
875 _mm_set_ps1 (float __F)
877 return _mm_set1_ps (__F);
880 /* Create a vector with element 0 as *P and the rest zero. */
881 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
882 _mm_load_ss (float const *__P)
884 return _mm_set_ss (*__P);
887 /* Create a vector with all four elements equal to *P. */
888 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
889 _mm_load1_ps (float const *__P)
891 return _mm_set1_ps (*__P);
894 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
895 _mm_load_ps1 (float const *__P)
897 return _mm_load1_ps (__P);
900 /* Load four SPFP values from P. The address must be 16-byte aligned. */
901 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
902 _mm_load_ps (float const *__P)
904 return (__m128) *(__v4sf *)__P;
907 /* Load four SPFP values from P. The address need not be 16-byte aligned. */
908 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
909 _mm_loadu_ps (float const *__P)
911 return (__m128) __builtin_ia32_loadups (__P);
914 /* Load four SPFP values in reverse order. The address must be aligned. */
915 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
916 _mm_loadr_ps (float const *__P)
918 __v4sf __tmp = *(__v4sf *)__P;
919 return (__m128) __builtin_ia32_shufps (__tmp, __tmp, _MM_SHUFFLE (0,1,2,3));
922 /* Create the vector [Z Y X W]. */
923 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
924 _mm_set_ps (const float __Z, const float __Y, const float __X, const float __W)
926 return __extension__ (__m128)(__v4sf){ __W, __X, __Y, __Z };
929 /* Create the vector [W X Y Z]. */
930 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
931 _mm_setr_ps (float __Z, float __Y, float __X, float __W)
933 return __extension__ (__m128)(__v4sf){ __Z, __Y, __X, __W };
936 /* Stores the lower SPFP value. */
937 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
938 _mm_store_ss (float *__P, __m128 __A)
940 *__P = __builtin_ia32_vec_ext_v4sf ((__v4sf)__A, 0);
943 extern __inline float __attribute__((__gnu_inline__, __always_inline__, __artificial__))
944 _mm_cvtss_f32 (__m128 __A)
946 return __builtin_ia32_vec_ext_v4sf ((__v4sf)__A, 0);
949 /* Store four SPFP values. The address must be 16-byte aligned. */
950 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
951 _mm_store_ps (float *__P, __m128 __A)
953 *(__v4sf *)__P = (__v4sf)__A;
956 /* Store four SPFP values. The address need not be 16-byte aligned. */
957 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
958 _mm_storeu_ps (float *__P, __m128 __A)
960 __builtin_ia32_storeups (__P, (__v4sf)__A);
963 /* Store the lower SPFP value across four words. */
964 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
965 _mm_store1_ps (float *__P, __m128 __A)
967 __v4sf __va = (__v4sf)__A;
968 __v4sf __tmp = __builtin_ia32_shufps (__va, __va, _MM_SHUFFLE (0,0,0,0));
969 _mm_storeu_ps (__P, __tmp);
972 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
973 _mm_store_ps1 (float *__P, __m128 __A)
975 _mm_store1_ps (__P, __A);
978 /* Store four SPFP values in reverse order. The address must be aligned. */
979 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
980 _mm_storer_ps (float *__P, __m128 __A)
982 __v4sf __va = (__v4sf)__A;
983 __v4sf __tmp = __builtin_ia32_shufps (__va, __va, _MM_SHUFFLE (0,1,2,3));
984 _mm_store_ps (__P, __tmp);
987 /* Sets the low SPFP value of A from the low value of B. */
988 extern __inline __m128 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
989 _mm_move_ss (__m128 __A, __m128 __B)
991 return (__m128) __builtin_ia32_movss ((__v4sf)__A, (__v4sf)__B);
994 /* Extracts one of the four words of A. The selector N must be immediate. */
995 #ifdef __OPTIMIZE__
996 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
997 _mm_extract_pi16 (__m64 const __A, int const __N)
999 return __builtin_ia32_vec_ext_v4hi ((__v4hi)__A, __N);
1002 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1003 _m_pextrw (__m64 const __A, int const __N)
1005 return _mm_extract_pi16 (__A, __N);
1007 #else
1008 #define _mm_extract_pi16(A, N) \
1009 ((int) __builtin_ia32_vec_ext_v4hi ((__v4hi)(__m64)(A), (int)(N)))
1011 #define _m_pextrw(A, N) _mm_extract_pi16(A, N)
1012 #endif
1014 /* Inserts word D into one of four words of A. The selector N must be
1015 immediate. */
1016 #ifdef __OPTIMIZE__
1017 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1018 _mm_insert_pi16 (__m64 const __A, int const __D, int const __N)
1020 return (__m64) __builtin_ia32_vec_set_v4hi ((__v4hi)__A, __D, __N);
1023 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1024 _m_pinsrw (__m64 const __A, int const __D, int const __N)
1026 return _mm_insert_pi16 (__A, __D, __N);
1028 #else
1029 #define _mm_insert_pi16(A, D, N) \
1030 ((__m64) __builtin_ia32_vec_set_v4hi ((__v4hi)(__m64)(A), \
1031 (int)(D), (int)(N)))
1033 #define _m_pinsrw(A, D, N) _mm_insert_pi16(A, D, N)
1034 #endif
1036 /* Compute the element-wise maximum of signed 16-bit values. */
1037 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1038 _mm_max_pi16 (__m64 __A, __m64 __B)
1040 return (__m64) __builtin_ia32_pmaxsw ((__v4hi)__A, (__v4hi)__B);
1043 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1044 _m_pmaxsw (__m64 __A, __m64 __B)
1046 return _mm_max_pi16 (__A, __B);
1049 /* Compute the element-wise maximum of unsigned 8-bit values. */
1050 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1051 _mm_max_pu8 (__m64 __A, __m64 __B)
1053 return (__m64) __builtin_ia32_pmaxub ((__v8qi)__A, (__v8qi)__B);
1056 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1057 _m_pmaxub (__m64 __A, __m64 __B)
1059 return _mm_max_pu8 (__A, __B);
1062 /* Compute the element-wise minimum of signed 16-bit values. */
1063 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1064 _mm_min_pi16 (__m64 __A, __m64 __B)
1066 return (__m64) __builtin_ia32_pminsw ((__v4hi)__A, (__v4hi)__B);
1069 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1070 _m_pminsw (__m64 __A, __m64 __B)
1072 return _mm_min_pi16 (__A, __B);
1075 /* Compute the element-wise minimum of unsigned 8-bit values. */
1076 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1077 _mm_min_pu8 (__m64 __A, __m64 __B)
1079 return (__m64) __builtin_ia32_pminub ((__v8qi)__A, (__v8qi)__B);
1082 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1083 _m_pminub (__m64 __A, __m64 __B)
1085 return _mm_min_pu8 (__A, __B);
1088 /* Create an 8-bit mask of the signs of 8-bit values. */
1089 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1090 _mm_movemask_pi8 (__m64 __A)
1092 return __builtin_ia32_pmovmskb ((__v8qi)__A);
1095 extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1096 _m_pmovmskb (__m64 __A)
1098 return _mm_movemask_pi8 (__A);
1101 /* Multiply four unsigned 16-bit values in A by four unsigned 16-bit values
1102 in B and produce the high 16 bits of the 32-bit results. */
1103 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1104 _mm_mulhi_pu16 (__m64 __A, __m64 __B)
1106 return (__m64) __builtin_ia32_pmulhuw ((__v4hi)__A, (__v4hi)__B);
1109 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1110 _m_pmulhuw (__m64 __A, __m64 __B)
1112 return _mm_mulhi_pu16 (__A, __B);
1115 /* Return a combination of the four 16-bit values in A. The selector
1116 must be an immediate. */
1117 #ifdef __OPTIMIZE__
1118 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1119 _mm_shuffle_pi16 (__m64 __A, int const __N)
1121 return (__m64) __builtin_ia32_pshufw ((__v4hi)__A, __N);
1124 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1125 _m_pshufw (__m64 __A, int const __N)
1127 return _mm_shuffle_pi16 (__A, __N);
1129 #else
1130 #define _mm_shuffle_pi16(A, N) \
1131 ((__m64) __builtin_ia32_pshufw ((__v4hi)(__m64)(A), (int)(N)))
1133 #define _m_pshufw(A, N) _mm_shuffle_pi16 (A, N)
1134 #endif
1136 /* Conditionally store byte elements of A into P. The high bit of each
1137 byte in the selector N determines whether the corresponding byte from
1138 A is stored. */
1139 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1140 _mm_maskmove_si64 (__m64 __A, __m64 __N, char *__P)
1142 __builtin_ia32_maskmovq ((__v8qi)__A, (__v8qi)__N, __P);
1145 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1146 _m_maskmovq (__m64 __A, __m64 __N, char *__P)
1148 _mm_maskmove_si64 (__A, __N, __P);
1151 /* Compute the rounded averages of the unsigned 8-bit values in A and B. */
1152 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1153 _mm_avg_pu8 (__m64 __A, __m64 __B)
1155 return (__m64) __builtin_ia32_pavgb ((__v8qi)__A, (__v8qi)__B);
1158 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1159 _m_pavgb (__m64 __A, __m64 __B)
1161 return _mm_avg_pu8 (__A, __B);
1164 /* Compute the rounded averages of the unsigned 16-bit values in A and B. */
1165 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1166 _mm_avg_pu16 (__m64 __A, __m64 __B)
1168 return (__m64) __builtin_ia32_pavgw ((__v4hi)__A, (__v4hi)__B);
1171 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1172 _m_pavgw (__m64 __A, __m64 __B)
1174 return _mm_avg_pu16 (__A, __B);
1177 /* Compute the sum of the absolute differences of the unsigned 8-bit
1178 values in A and B. Return the value in the lower 16-bit word; the
1179 upper words are cleared. */
1180 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1181 _mm_sad_pu8 (__m64 __A, __m64 __B)
1183 return (__m64) __builtin_ia32_psadbw ((__v8qi)__A, (__v8qi)__B);
1186 extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1187 _m_psadbw (__m64 __A, __m64 __B)
1189 return _mm_sad_pu8 (__A, __B);
1192 /* Loads one cache line from address P to a location "closer" to the
1193 processor. The selector I specifies the type of prefetch operation. */
1194 #ifdef __OPTIMIZE__
1195 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1196 _mm_prefetch (const void *__P, enum _mm_hint __I)
1198 __builtin_prefetch (__P, 0, __I);
1200 #else
1201 #define _mm_prefetch(P, I) \
1202 __builtin_prefetch ((P), 0, (I))
1203 #endif
1205 /* Stores the data in A to the address P without polluting the caches. */
1206 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1207 _mm_stream_pi (__m64 *__P, __m64 __A)
1209 __builtin_ia32_movntq ((unsigned long long *)__P, (unsigned long long)__A);
1212 /* Likewise. The address must be 16-byte aligned. */
1213 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1214 _mm_stream_ps (float *__P, __m128 __A)
1216 __builtin_ia32_movntps (__P, (__v4sf)__A);
1219 /* Guarantees that every preceding store is globally visible before
1220 any subsequent store. */
1221 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1222 _mm_sfence (void)
1224 __builtin_ia32_sfence ();
1227 /* The execution of the next instruction is delayed by an implementation
1228 specific amount of time. The instruction does not modify the
1229 architectural state. */
1230 extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
1231 _mm_pause (void)
1233 __asm__ __volatile__ ("rep; nop" : : );
1236 /* Transpose the 4x4 matrix composed of row[0-3]. */
1237 #define _MM_TRANSPOSE4_PS(row0, row1, row2, row3) \
1238 do { \
1239 __v4sf __r0 = (row0), __r1 = (row1), __r2 = (row2), __r3 = (row3); \
1240 __v4sf __t0 = __builtin_ia32_unpcklps (__r0, __r1); \
1241 __v4sf __t1 = __builtin_ia32_unpcklps (__r2, __r3); \
1242 __v4sf __t2 = __builtin_ia32_unpckhps (__r0, __r1); \
1243 __v4sf __t3 = __builtin_ia32_unpckhps (__r2, __r3); \
1244 (row0) = __builtin_ia32_movlhps (__t0, __t1); \
1245 (row1) = __builtin_ia32_movhlps (__t1, __t0); \
1246 (row2) = __builtin_ia32_movlhps (__t2, __t3); \
1247 (row3) = __builtin_ia32_movhlps (__t3, __t2); \
1248 } while (0)
1250 /* For backward source compatibility. */
1251 #ifdef __SSE2__
1252 # include <emmintrin.h>
1253 #endif
1255 #endif /* __SSE__ */
1256 #endif /* _XMMINTRIN_H_INCLUDED */