1 /*===---- xmmintrin.h - SSE intrinsics -------------------------------------=== 2 * 3 * Permission is hereby granted, free of charge, to any person obtaining a copy 4 * of this software and associated documentation files (the "Software"), to deal 5 * in the Software without restriction, including without limitation the rights 6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 7 * copies of the Software, and to permit persons to whom the Software is 8 * furnished to do so, subject to the following conditions: 9 * 10 * The above copyright notice and this permission notice shall be included in 11 * all copies or substantial portions of the Software. 12 * 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 19 * THE SOFTWARE. 20 * 21 *===-----------------------------------------------------------------------=== 22 */ 23 24 #ifndef __XMMINTRIN_H 25 #define __XMMINTRIN_H 26 27 #include <mmintrin.h> 28 29 typedef int __v4si __attribute__((__vector_size__(16))); 30 typedef float __v4sf __attribute__((__vector_size__(16))); 31 typedef float __m128 __attribute__((__vector_size__(16))); 32 33 /* Unsigned types */ 34 typedef unsigned int __v4su __attribute__((__vector_size__(16))); 35 36 /* This header should only be included in a hosted environment as it depends on 37 * a standard library to provide allocation routines. */ 38 #if __STDC_HOSTED__ 39 #include <mm_malloc.h> 40 #endif 41 42 /* Define the default attributes for the functions in this file. */ 43 #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("sse"))) 44 45 /// \brief Adds the 32-bit float values in the low-order bits of the operands. 46 /// 47 /// \headerfile <x86intrin.h> 48 /// 49 /// This intrinsic corresponds to the <c> VADDSS / ADDSS </c> instructions. 50 /// 51 /// \param __a 52 /// A 128-bit vector of [4 x float] containing one of the source operands. 53 /// The lower 32 bits of this operand are used in the calculation. 54 /// \param __b 55 /// A 128-bit vector of [4 x float] containing one of the source operands. 56 /// The lower 32 bits of this operand are used in the calculation. 57 /// \returns A 128-bit vector of [4 x float] whose lower 32 bits contain the sum 58 /// of the lower 32 bits of both operands. The upper 96 bits are copied from 59 /// the upper 96 bits of the first source operand. 60 static __inline__ __m128 __DEFAULT_FN_ATTRS 61 _mm_add_ss(__m128 __a, __m128 __b) 62 { 63 __a[0] += __b[0]; 64 return __a; 65 } 66 67 /// \brief Adds two 128-bit vectors of [4 x float], and returns the results of 68 /// the addition. 69 /// 70 /// \headerfile <x86intrin.h> 71 /// 72 /// This intrinsic corresponds to the <c> VADDPS / ADDPS </c> instructions. 73 /// 74 /// \param __a 75 /// A 128-bit vector of [4 x float] containing one of the source operands. 76 /// \param __b 77 /// A 128-bit vector of [4 x float] containing one of the source operands. 78 /// \returns A 128-bit vector of [4 x float] containing the sums of both 79 /// operands. 80 static __inline__ __m128 __DEFAULT_FN_ATTRS 81 _mm_add_ps(__m128 __a, __m128 __b) 82 { 83 return (__m128)((__v4sf)__a + (__v4sf)__b); 84 } 85 86 /// \brief Subtracts the 32-bit float value in the low-order bits of the second 87 /// operand from the corresponding value in the first operand. 88 /// 89 /// \headerfile <x86intrin.h> 90 /// 91 /// This intrinsic corresponds to the <c> VSUBSS / SUBSS </c> instructions. 92 /// 93 /// \param __a 94 /// A 128-bit vector of [4 x float] containing the minuend. The lower 32 bits 95 /// of this operand are used in the calculation. 96 /// \param __b 97 /// A 128-bit vector of [4 x float] containing the subtrahend. The lower 32 98 /// bits of this operand are used in the calculation. 99 /// \returns A 128-bit vector of [4 x float] whose lower 32 bits contain the 100 /// difference of the lower 32 bits of both operands. The upper 96 bits are 101 /// copied from the upper 96 bits of the first source operand. 102 static __inline__ __m128 __DEFAULT_FN_ATTRS 103 _mm_sub_ss(__m128 __a, __m128 __b) 104 { 105 __a[0] -= __b[0]; 106 return __a; 107 } 108 109 /// \brief Subtracts each of the values of the second operand from the first 110 /// operand, both of which are 128-bit vectors of [4 x float] and returns 111 /// the results of the subtraction. 112 /// 113 /// \headerfile <x86intrin.h> 114 /// 115 /// This intrinsic corresponds to the <c> VSUBPS / SUBPS </c> instructions. 116 /// 117 /// \param __a 118 /// A 128-bit vector of [4 x float] containing the minuend. 119 /// \param __b 120 /// A 128-bit vector of [4 x float] containing the subtrahend. 121 /// \returns A 128-bit vector of [4 x float] containing the differences between 122 /// both operands. 123 static __inline__ __m128 __DEFAULT_FN_ATTRS 124 _mm_sub_ps(__m128 __a, __m128 __b) 125 { 126 return (__m128)((__v4sf)__a - (__v4sf)__b); 127 } 128 129 /// \brief Multiplies two 32-bit float values in the low-order bits of the 130 /// operands. 131 /// 132 /// \headerfile <x86intrin.h> 133 /// 134 /// This intrinsic corresponds to the <c> VMULSS / MULSS </c> instructions. 135 /// 136 /// \param __a 137 /// A 128-bit vector of [4 x float] containing one of the source operands. 138 /// The lower 32 bits of this operand are used in the calculation. 139 /// \param __b 140 /// A 128-bit vector of [4 x float] containing one of the source operands. 141 /// The lower 32 bits of this operand are used in the calculation. 142 /// \returns A 128-bit vector of [4 x float] containing the product of the lower 143 /// 32 bits of both operands. The upper 96 bits are copied from the upper 96 144 /// bits of the first source operand. 145 static __inline__ __m128 __DEFAULT_FN_ATTRS 146 _mm_mul_ss(__m128 __a, __m128 __b) 147 { 148 __a[0] *= __b[0]; 149 return __a; 150 } 151 152 /// \brief Multiplies two 128-bit vectors of [4 x float] and returns the 153 /// results of the multiplication. 154 /// 155 /// \headerfile <x86intrin.h> 156 /// 157 /// This intrinsic corresponds to the <c> VMULPS / MULPS </c> instructions. 158 /// 159 /// \param __a 160 /// A 128-bit vector of [4 x float] containing one of the source operands. 161 /// \param __b 162 /// A 128-bit vector of [4 x float] containing one of the source operands. 163 /// \returns A 128-bit vector of [4 x float] containing the products of both 164 /// operands. 165 static __inline__ __m128 __DEFAULT_FN_ATTRS 166 _mm_mul_ps(__m128 __a, __m128 __b) 167 { 168 return (__m128)((__v4sf)__a * (__v4sf)__b); 169 } 170 171 /// \brief Divides the value in the low-order 32 bits of the first operand by 172 /// the corresponding value in the second operand. 173 /// 174 /// \headerfile <x86intrin.h> 175 /// 176 /// This intrinsic corresponds to the <c> VDIVSS / DIVSS </c> instructions. 177 /// 178 /// \param __a 179 /// A 128-bit vector of [4 x float] containing the dividend. The lower 32 180 /// bits of this operand are used in the calculation. 181 /// \param __b 182 /// A 128-bit vector of [4 x float] containing the divisor. The lower 32 bits 183 /// of this operand are used in the calculation. 184 /// \returns A 128-bit vector of [4 x float] containing the quotients of the 185 /// lower 32 bits of both operands. The upper 96 bits are copied from the 186 /// upper 96 bits of the first source operand. 187 static __inline__ __m128 __DEFAULT_FN_ATTRS 188 _mm_div_ss(__m128 __a, __m128 __b) 189 { 190 __a[0] /= __b[0]; 191 return __a; 192 } 193 194 /// \brief Divides two 128-bit vectors of [4 x float]. 195 /// 196 /// \headerfile <x86intrin.h> 197 /// 198 /// This intrinsic corresponds to the <c> VDIVPS / DIVPS </c> instructions. 199 /// 200 /// \param __a 201 /// A 128-bit vector of [4 x float] containing the dividend. 202 /// \param __b 203 /// A 128-bit vector of [4 x float] containing the divisor. 204 /// \returns A 128-bit vector of [4 x float] containing the quotients of both 205 /// operands. 206 static __inline__ __m128 __DEFAULT_FN_ATTRS 207 _mm_div_ps(__m128 __a, __m128 __b) 208 { 209 return (__m128)((__v4sf)__a / (__v4sf)__b); 210 } 211 212 /// \brief Calculates the square root of the value stored in the low-order bits 213 /// of a 128-bit vector of [4 x float]. 214 /// 215 /// \headerfile <x86intrin.h> 216 /// 217 /// This intrinsic corresponds to the <c> VSQRTSS / SQRTSS </c> instructions. 218 /// 219 /// \param __a 220 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 221 /// used in the calculation. 222 /// \returns A 128-bit vector of [4 x float] containing the square root of the 223 /// value in the low-order bits of the operand. 224 static __inline__ __m128 __DEFAULT_FN_ATTRS 225 _mm_sqrt_ss(__m128 __a) 226 { 227 __m128 __c = __builtin_ia32_sqrtss((__v4sf)__a); 228 return (__m128) { __c[0], __a[1], __a[2], __a[3] }; 229 } 230 231 /// \brief Calculates the square roots of the values stored in a 128-bit vector 232 /// of [4 x float]. 233 /// 234 /// \headerfile <x86intrin.h> 235 /// 236 /// This intrinsic corresponds to the <c> VSQRTPS / SQRTPS </c> instructions. 237 /// 238 /// \param __a 239 /// A 128-bit vector of [4 x float]. 240 /// \returns A 128-bit vector of [4 x float] containing the square roots of the 241 /// values in the operand. 242 static __inline__ __m128 __DEFAULT_FN_ATTRS 243 _mm_sqrt_ps(__m128 __a) 244 { 245 return __builtin_ia32_sqrtps((__v4sf)__a); 246 } 247 248 /// \brief Calculates the approximate reciprocal of the value stored in the 249 /// low-order bits of a 128-bit vector of [4 x float]. 250 /// 251 /// \headerfile <x86intrin.h> 252 /// 253 /// This intrinsic corresponds to the <c> VRCPSS / RCPSS </c> instructions. 254 /// 255 /// \param __a 256 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 257 /// used in the calculation. 258 /// \returns A 128-bit vector of [4 x float] containing the approximate 259 /// reciprocal of the value in the low-order bits of the operand. 260 static __inline__ __m128 __DEFAULT_FN_ATTRS 261 _mm_rcp_ss(__m128 __a) 262 { 263 __m128 __c = __builtin_ia32_rcpss((__v4sf)__a); 264 return (__m128) { __c[0], __a[1], __a[2], __a[3] }; 265 } 266 267 /// \brief Calculates the approximate reciprocals of the values stored in a 268 /// 128-bit vector of [4 x float]. 269 /// 270 /// \headerfile <x86intrin.h> 271 /// 272 /// This intrinsic corresponds to the <c> VRCPPS / RCPPS </c> instructions. 273 /// 274 /// \param __a 275 /// A 128-bit vector of [4 x float]. 276 /// \returns A 128-bit vector of [4 x float] containing the approximate 277 /// reciprocals of the values in the operand. 278 static __inline__ __m128 __DEFAULT_FN_ATTRS 279 _mm_rcp_ps(__m128 __a) 280 { 281 return __builtin_ia32_rcpps((__v4sf)__a); 282 } 283 284 /// \brief Calculates the approximate reciprocal of the square root of the value 285 /// stored in the low-order bits of a 128-bit vector of [4 x float]. 286 /// 287 /// \headerfile <x86intrin.h> 288 /// 289 /// This intrinsic corresponds to the <c> VRSQRTSS / RSQRTSS </c> instructions. 290 /// 291 /// \param __a 292 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 293 /// used in the calculation. 294 /// \returns A 128-bit vector of [4 x float] containing the approximate 295 /// reciprocal of the square root of the value in the low-order bits of the 296 /// operand. 297 static __inline__ __m128 __DEFAULT_FN_ATTRS 298 _mm_rsqrt_ss(__m128 __a) 299 { 300 __m128 __c = __builtin_ia32_rsqrtss((__v4sf)__a); 301 return (__m128) { __c[0], __a[1], __a[2], __a[3] }; 302 } 303 304 /// \brief Calculates the approximate reciprocals of the square roots of the 305 /// values stored in a 128-bit vector of [4 x float]. 306 /// 307 /// \headerfile <x86intrin.h> 308 /// 309 /// This intrinsic corresponds to the <c> VRSQRTPS / RSQRTPS </c> instructions. 310 /// 311 /// \param __a 312 /// A 128-bit vector of [4 x float]. 313 /// \returns A 128-bit vector of [4 x float] containing the approximate 314 /// reciprocals of the square roots of the values in the operand. 315 static __inline__ __m128 __DEFAULT_FN_ATTRS 316 _mm_rsqrt_ps(__m128 __a) 317 { 318 return __builtin_ia32_rsqrtps((__v4sf)__a); 319 } 320 321 /// \brief Compares two 32-bit float values in the low-order bits of both 322 /// operands and returns the lesser value in the low-order bits of the 323 /// vector of [4 x float]. 324 /// 325 /// \headerfile <x86intrin.h> 326 /// 327 /// This intrinsic corresponds to the <c> VMINSS / MINSS </c> instructions. 328 /// 329 /// \param __a 330 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 331 /// 32 bits of this operand are used in the comparison. 332 /// \param __b 333 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 334 /// 32 bits of this operand are used in the comparison. 335 /// \returns A 128-bit vector of [4 x float] whose lower 32 bits contain the 336 /// minimum value between both operands. The upper 96 bits are copied from 337 /// the upper 96 bits of the first source operand. 338 static __inline__ __m128 __DEFAULT_FN_ATTRS 339 _mm_min_ss(__m128 __a, __m128 __b) 340 { 341 return __builtin_ia32_minss((__v4sf)__a, (__v4sf)__b); 342 } 343 344 /// \brief Compares two 128-bit vectors of [4 x float] and returns the lesser 345 /// of each pair of values. 346 /// 347 /// \headerfile <x86intrin.h> 348 /// 349 /// This intrinsic corresponds to the <c> VMINPS / MINPS </c> instructions. 350 /// 351 /// \param __a 352 /// A 128-bit vector of [4 x float] containing one of the operands. 353 /// \param __b 354 /// A 128-bit vector of [4 x float] containing one of the operands. 355 /// \returns A 128-bit vector of [4 x float] containing the minimum values 356 /// between both operands. 357 static __inline__ __m128 __DEFAULT_FN_ATTRS 358 _mm_min_ps(__m128 __a, __m128 __b) 359 { 360 return __builtin_ia32_minps((__v4sf)__a, (__v4sf)__b); 361 } 362 363 /// \brief Compares two 32-bit float values in the low-order bits of both 364 /// operands and returns the greater value in the low-order bits of a 128-bit 365 /// vector of [4 x float]. 366 /// 367 /// \headerfile <x86intrin.h> 368 /// 369 /// This intrinsic corresponds to the <c> VMAXSS / MAXSS </c> instructions. 370 /// 371 /// \param __a 372 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 373 /// 32 bits of this operand are used in the comparison. 374 /// \param __b 375 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 376 /// 32 bits of this operand are used in the comparison. 377 /// \returns A 128-bit vector of [4 x float] whose lower 32 bits contain the 378 /// maximum value between both operands. The upper 96 bits are copied from 379 /// the upper 96 bits of the first source operand. 380 static __inline__ __m128 __DEFAULT_FN_ATTRS 381 _mm_max_ss(__m128 __a, __m128 __b) 382 { 383 return __builtin_ia32_maxss((__v4sf)__a, (__v4sf)__b); 384 } 385 386 /// \brief Compares two 128-bit vectors of [4 x float] and returns the greater 387 /// of each pair of values. 388 /// 389 /// \headerfile <x86intrin.h> 390 /// 391 /// This intrinsic corresponds to the <c> VMAXPS / MAXPS </c> instructions. 392 /// 393 /// \param __a 394 /// A 128-bit vector of [4 x float] containing one of the operands. 395 /// \param __b 396 /// A 128-bit vector of [4 x float] containing one of the operands. 397 /// \returns A 128-bit vector of [4 x float] containing the maximum values 398 /// between both operands. 399 static __inline__ __m128 __DEFAULT_FN_ATTRS 400 _mm_max_ps(__m128 __a, __m128 __b) 401 { 402 return __builtin_ia32_maxps((__v4sf)__a, (__v4sf)__b); 403 } 404 405 /// \brief Performs a bitwise AND of two 128-bit vectors of [4 x float]. 406 /// 407 /// \headerfile <x86intrin.h> 408 /// 409 /// This intrinsic corresponds to the <c> VANDPS / ANDPS </c> instructions. 410 /// 411 /// \param __a 412 /// A 128-bit vector containing one of the source operands. 413 /// \param __b 414 /// A 128-bit vector containing one of the source operands. 415 /// \returns A 128-bit vector of [4 x float] containing the bitwise AND of the 416 /// values between both operands. 417 static __inline__ __m128 __DEFAULT_FN_ATTRS 418 _mm_and_ps(__m128 __a, __m128 __b) 419 { 420 return (__m128)((__v4su)__a & (__v4su)__b); 421 } 422 423 /// \brief Performs a bitwise AND of two 128-bit vectors of [4 x float], using 424 /// the one's complement of the values contained in the first source 425 /// operand. 426 /// 427 /// \headerfile <x86intrin.h> 428 /// 429 /// This intrinsic corresponds to the <c> VANDNPS / ANDNPS </c> instructions. 430 /// 431 /// \param __a 432 /// A 128-bit vector of [4 x float] containing the first source operand. The 433 /// one's complement of this value is used in the bitwise AND. 434 /// \param __b 435 /// A 128-bit vector of [4 x float] containing the second source operand. 436 /// \returns A 128-bit vector of [4 x float] containing the bitwise AND of the 437 /// one's complement of the first operand and the values in the second 438 /// operand. 439 static __inline__ __m128 __DEFAULT_FN_ATTRS 440 _mm_andnot_ps(__m128 __a, __m128 __b) 441 { 442 return (__m128)(~(__v4su)__a & (__v4su)__b); 443 } 444 445 /// \brief Performs a bitwise OR of two 128-bit vectors of [4 x float]. 446 /// 447 /// \headerfile <x86intrin.h> 448 /// 449 /// This intrinsic corresponds to the <c> VORPS / ORPS </c> instructions. 450 /// 451 /// \param __a 452 /// A 128-bit vector of [4 x float] containing one of the source operands. 453 /// \param __b 454 /// A 128-bit vector of [4 x float] containing one of the source operands. 455 /// \returns A 128-bit vector of [4 x float] containing the bitwise OR of the 456 /// values between both operands. 457 static __inline__ __m128 __DEFAULT_FN_ATTRS 458 _mm_or_ps(__m128 __a, __m128 __b) 459 { 460 return (__m128)((__v4su)__a | (__v4su)__b); 461 } 462 463 /// \brief Performs a bitwise exclusive OR of two 128-bit vectors of 464 /// [4 x float]. 465 /// 466 /// \headerfile <x86intrin.h> 467 /// 468 /// This intrinsic corresponds to the <c> VXORPS / XORPS </c> instructions. 469 /// 470 /// \param __a 471 /// A 128-bit vector of [4 x float] containing one of the source operands. 472 /// \param __b 473 /// A 128-bit vector of [4 x float] containing one of the source operands. 474 /// \returns A 128-bit vector of [4 x float] containing the bitwise exclusive OR 475 /// of the values between both operands. 476 static __inline__ __m128 __DEFAULT_FN_ATTRS 477 _mm_xor_ps(__m128 __a, __m128 __b) 478 { 479 return (__m128)((__v4su)__a ^ (__v4su)__b); 480 } 481 482 /// \brief Compares two 32-bit float values in the low-order bits of both 483 /// operands for equality and returns the result of the comparison in the 484 /// low-order bits of a vector [4 x float]. 485 /// 486 /// \headerfile <x86intrin.h> 487 /// 488 /// This intrinsic corresponds to the <c> VCMPEQSS / CMPEQSS </c> instructions. 489 /// 490 /// \param __a 491 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 492 /// 32 bits of this operand are used in the comparison. 493 /// \param __b 494 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 495 /// 32 bits of this operand are used in the comparison. 496 /// \returns A 128-bit vector of [4 x float] containing the comparison results 497 /// in the low-order bits. 498 static __inline__ __m128 __DEFAULT_FN_ATTRS 499 _mm_cmpeq_ss(__m128 __a, __m128 __b) 500 { 501 return (__m128)__builtin_ia32_cmpeqss((__v4sf)__a, (__v4sf)__b); 502 } 503 504 /// \brief Compares each of the corresponding 32-bit float values of the 505 /// 128-bit vectors of [4 x float] for equality. 506 /// 507 /// \headerfile <x86intrin.h> 508 /// 509 /// This intrinsic corresponds to the <c> VCMPEQPS / CMPEQPS </c> instructions. 510 /// 511 /// \param __a 512 /// A 128-bit vector of [4 x float]. 513 /// \param __b 514 /// A 128-bit vector of [4 x float]. 515 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 516 static __inline__ __m128 __DEFAULT_FN_ATTRS 517 _mm_cmpeq_ps(__m128 __a, __m128 __b) 518 { 519 return (__m128)__builtin_ia32_cmpeqps((__v4sf)__a, (__v4sf)__b); 520 } 521 522 /// \brief Compares two 32-bit float values in the low-order bits of both 523 /// operands to determine if the value in the first operand is less than the 524 /// corresponding value in the second operand and returns the result of the 525 /// comparison in the low-order bits of a vector of [4 x float]. 526 /// 527 /// \headerfile <x86intrin.h> 528 /// 529 /// This intrinsic corresponds to the <c> VCMPLTSS / CMPLTSS </c> instructions. 530 /// 531 /// \param __a 532 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 533 /// 32 bits of this operand are used in the comparison. 534 /// \param __b 535 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 536 /// 32 bits of this operand are used in the comparison. 537 /// \returns A 128-bit vector of [4 x float] containing the comparison results 538 /// in the low-order bits. 539 static __inline__ __m128 __DEFAULT_FN_ATTRS 540 _mm_cmplt_ss(__m128 __a, __m128 __b) 541 { 542 return (__m128)__builtin_ia32_cmpltss((__v4sf)__a, (__v4sf)__b); 543 } 544 545 /// \brief Compares each of the corresponding 32-bit float values of the 546 /// 128-bit vectors of [4 x float] to determine if the values in the first 547 /// operand are less than those in the second operand. 548 /// 549 /// \headerfile <x86intrin.h> 550 /// 551 /// This intrinsic corresponds to the <c> VCMPLTPS / CMPLTPS </c> instructions. 552 /// 553 /// \param __a 554 /// A 128-bit vector of [4 x float]. 555 /// \param __b 556 /// A 128-bit vector of [4 x float]. 557 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 558 static __inline__ __m128 __DEFAULT_FN_ATTRS 559 _mm_cmplt_ps(__m128 __a, __m128 __b) 560 { 561 return (__m128)__builtin_ia32_cmpltps((__v4sf)__a, (__v4sf)__b); 562 } 563 564 /// \brief Compares two 32-bit float values in the low-order bits of both 565 /// operands to determine if the value in the first operand is less than or 566 /// equal to the corresponding value in the second operand and returns the 567 /// result of the comparison in the low-order bits of a vector of 568 /// [4 x float]. 569 /// 570 /// \headerfile <x86intrin.h> 571 /// 572 /// This intrinsic corresponds to the <c> VCMPLESS / CMPLESS </c> instructions. 573 /// 574 /// \param __a 575 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 576 /// 32 bits of this operand are used in the comparison. 577 /// \param __b 578 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 579 /// 32 bits of this operand are used in the comparison. 580 /// \returns A 128-bit vector of [4 x float] containing the comparison results 581 /// in the low-order bits. 582 static __inline__ __m128 __DEFAULT_FN_ATTRS 583 _mm_cmple_ss(__m128 __a, __m128 __b) 584 { 585 return (__m128)__builtin_ia32_cmpless((__v4sf)__a, (__v4sf)__b); 586 } 587 588 /// \brief Compares each of the corresponding 32-bit float values of the 589 /// 128-bit vectors of [4 x float] to determine if the values in the first 590 /// operand are less than or equal to those in the second operand. 591 /// 592 /// \headerfile <x86intrin.h> 593 /// 594 /// This intrinsic corresponds to the <c> VCMPLEPS / CMPLEPS </c> instructions. 595 /// 596 /// \param __a 597 /// A 128-bit vector of [4 x float]. 598 /// \param __b 599 /// A 128-bit vector of [4 x float]. 600 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 601 static __inline__ __m128 __DEFAULT_FN_ATTRS 602 _mm_cmple_ps(__m128 __a, __m128 __b) 603 { 604 return (__m128)__builtin_ia32_cmpleps((__v4sf)__a, (__v4sf)__b); 605 } 606 607 /// \brief Compares two 32-bit float values in the low-order bits of both 608 /// operands to determine if the value in the first operand is greater than 609 /// the corresponding value in the second operand and returns the result of 610 /// the comparison in the low-order bits of a vector of [4 x float]. 611 /// 612 /// \headerfile <x86intrin.h> 613 /// 614 /// This intrinsic corresponds to the <c> VCMPLTSS / CMPLTSS </c> instructions. 615 /// 616 /// \param __a 617 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 618 /// 32 bits of this operand are used in the comparison. 619 /// \param __b 620 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 621 /// 32 bits of this operand are used in the comparison. 622 /// \returns A 128-bit vector of [4 x float] containing the comparison results 623 /// in the low-order bits. 624 static __inline__ __m128 __DEFAULT_FN_ATTRS 625 _mm_cmpgt_ss(__m128 __a, __m128 __b) 626 { 627 return (__m128)__builtin_shufflevector((__v4sf)__a, 628 (__v4sf)__builtin_ia32_cmpltss((__v4sf)__b, (__v4sf)__a), 629 4, 1, 2, 3); 630 } 631 632 /// \brief Compares each of the corresponding 32-bit float values of the 633 /// 128-bit vectors of [4 x float] to determine if the values in the first 634 /// operand are greater than those in the second operand. 635 /// 636 /// \headerfile <x86intrin.h> 637 /// 638 /// This intrinsic corresponds to the <c> VCMPLTPS / CMPLTPS </c> instructions. 639 /// 640 /// \param __a 641 /// A 128-bit vector of [4 x float]. 642 /// \param __b 643 /// A 128-bit vector of [4 x float]. 644 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 645 static __inline__ __m128 __DEFAULT_FN_ATTRS 646 _mm_cmpgt_ps(__m128 __a, __m128 __b) 647 { 648 return (__m128)__builtin_ia32_cmpltps((__v4sf)__b, (__v4sf)__a); 649 } 650 651 /// \brief Compares two 32-bit float values in the low-order bits of both 652 /// operands to determine if the value in the first operand is greater than 653 /// or equal to the corresponding value in the second operand and returns 654 /// the result of the comparison in the low-order bits of a vector of 655 /// [4 x float]. 656 /// 657 /// \headerfile <x86intrin.h> 658 /// 659 /// This intrinsic corresponds to the <c> VCMPLESS / CMPLESS </c> instructions. 660 /// 661 /// \param __a 662 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 663 /// 32 bits of this operand are used in the comparison. 664 /// \param __b 665 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 666 /// 32 bits of this operand are used in the comparison. 667 /// \returns A 128-bit vector of [4 x float] containing the comparison results 668 /// in the low-order bits. 669 static __inline__ __m128 __DEFAULT_FN_ATTRS 670 _mm_cmpge_ss(__m128 __a, __m128 __b) 671 { 672 return (__m128)__builtin_shufflevector((__v4sf)__a, 673 (__v4sf)__builtin_ia32_cmpless((__v4sf)__b, (__v4sf)__a), 674 4, 1, 2, 3); 675 } 676 677 /// \brief Compares each of the corresponding 32-bit float values of the 678 /// 128-bit vectors of [4 x float] to determine if the values in the first 679 /// operand are greater than or equal to those in the second operand. 680 /// 681 /// \headerfile <x86intrin.h> 682 /// 683 /// This intrinsic corresponds to the <c> VCMPLEPS / CMPLEPS </c> instructions. 684 /// 685 /// \param __a 686 /// A 128-bit vector of [4 x float]. 687 /// \param __b 688 /// A 128-bit vector of [4 x float]. 689 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 690 static __inline__ __m128 __DEFAULT_FN_ATTRS 691 _mm_cmpge_ps(__m128 __a, __m128 __b) 692 { 693 return (__m128)__builtin_ia32_cmpleps((__v4sf)__b, (__v4sf)__a); 694 } 695 696 /// \brief Compares two 32-bit float values in the low-order bits of both 697 /// operands for inequality and returns the result of the comparison in the 698 /// low-order bits of a vector of [4 x float]. 699 /// 700 /// \headerfile <x86intrin.h> 701 /// 702 /// This intrinsic corresponds to the <c> VCMPNEQSS / CMPNEQSS </c> 703 /// instructions. 704 /// 705 /// \param __a 706 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 707 /// 32 bits of this operand are used in the comparison. 708 /// \param __b 709 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 710 /// 32 bits of this operand are used in the comparison. 711 /// \returns A 128-bit vector of [4 x float] containing the comparison results 712 /// in the low-order bits. 713 static __inline__ __m128 __DEFAULT_FN_ATTRS 714 _mm_cmpneq_ss(__m128 __a, __m128 __b) 715 { 716 return (__m128)__builtin_ia32_cmpneqss((__v4sf)__a, (__v4sf)__b); 717 } 718 719 /// \brief Compares each of the corresponding 32-bit float values of the 720 /// 128-bit vectors of [4 x float] for inequality. 721 /// 722 /// \headerfile <x86intrin.h> 723 /// 724 /// This intrinsic corresponds to the <c> VCMPNEQPS / CMPNEQPS </c> 725 /// instructions. 726 /// 727 /// \param __a 728 /// A 128-bit vector of [4 x float]. 729 /// \param __b 730 /// A 128-bit vector of [4 x float]. 731 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 732 static __inline__ __m128 __DEFAULT_FN_ATTRS 733 _mm_cmpneq_ps(__m128 __a, __m128 __b) 734 { 735 return (__m128)__builtin_ia32_cmpneqps((__v4sf)__a, (__v4sf)__b); 736 } 737 738 /// \brief Compares two 32-bit float values in the low-order bits of both 739 /// operands to determine if the value in the first operand is not less than 740 /// the corresponding value in the second operand and returns the result of 741 /// the comparison in the low-order bits of a vector of [4 x float]. 742 /// 743 /// \headerfile <x86intrin.h> 744 /// 745 /// This intrinsic corresponds to the <c> VCMPNLTSS / CMPNLTSS </c> 746 /// instructions. 747 /// 748 /// \param __a 749 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 750 /// 32 bits of this operand are used in the comparison. 751 /// \param __b 752 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 753 /// 32 bits of this operand are used in the comparison. 754 /// \returns A 128-bit vector of [4 x float] containing the comparison results 755 /// in the low-order bits. 756 static __inline__ __m128 __DEFAULT_FN_ATTRS 757 _mm_cmpnlt_ss(__m128 __a, __m128 __b) 758 { 759 return (__m128)__builtin_ia32_cmpnltss((__v4sf)__a, (__v4sf)__b); 760 } 761 762 /// \brief Compares each of the corresponding 32-bit float values of the 763 /// 128-bit vectors of [4 x float] to determine if the values in the first 764 /// operand are not less than those in the second operand. 765 /// 766 /// \headerfile <x86intrin.h> 767 /// 768 /// This intrinsic corresponds to the <c> VCMPNLTPS / CMPNLTPS </c> 769 /// instructions. 770 /// 771 /// \param __a 772 /// A 128-bit vector of [4 x float]. 773 /// \param __b 774 /// A 128-bit vector of [4 x float]. 775 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 776 static __inline__ __m128 __DEFAULT_FN_ATTRS 777 _mm_cmpnlt_ps(__m128 __a, __m128 __b) 778 { 779 return (__m128)__builtin_ia32_cmpnltps((__v4sf)__a, (__v4sf)__b); 780 } 781 782 /// \brief Compares two 32-bit float values in the low-order bits of both 783 /// operands to determine if the value in the first operand is not less than 784 /// or equal to the corresponding value in the second operand and returns 785 /// the result of the comparison in the low-order bits of a vector of 786 /// [4 x float]. 787 /// 788 /// \headerfile <x86intrin.h> 789 /// 790 /// This intrinsic corresponds to the <c> VCMPNLESS / CMPNLESS </c> 791 /// instructions. 792 /// 793 /// \param __a 794 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 795 /// 32 bits of this operand are used in the comparison. 796 /// \param __b 797 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 798 /// 32 bits of this operand are used in the comparison. 799 /// \returns A 128-bit vector of [4 x float] containing the comparison results 800 /// in the low-order bits. 801 static __inline__ __m128 __DEFAULT_FN_ATTRS 802 _mm_cmpnle_ss(__m128 __a, __m128 __b) 803 { 804 return (__m128)__builtin_ia32_cmpnless((__v4sf)__a, (__v4sf)__b); 805 } 806 807 /// \brief Compares each of the corresponding 32-bit float values of the 808 /// 128-bit vectors of [4 x float] to determine if the values in the first 809 /// operand are not less than or equal to those in the second operand. 810 /// 811 /// \headerfile <x86intrin.h> 812 /// 813 /// This intrinsic corresponds to the <c> VCMPNLEPS / CMPNLEPS </c> 814 /// instructions. 815 /// 816 /// \param __a 817 /// A 128-bit vector of [4 x float]. 818 /// \param __b 819 /// A 128-bit vector of [4 x float]. 820 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 821 static __inline__ __m128 __DEFAULT_FN_ATTRS 822 _mm_cmpnle_ps(__m128 __a, __m128 __b) 823 { 824 return (__m128)__builtin_ia32_cmpnleps((__v4sf)__a, (__v4sf)__b); 825 } 826 827 /// \brief Compares two 32-bit float values in the low-order bits of both 828 /// operands to determine if the value in the first operand is not greater 829 /// than the corresponding value in the second operand and returns the 830 /// result of the comparison in the low-order bits of a vector of 831 /// [4 x float]. 832 /// 833 /// \headerfile <x86intrin.h> 834 /// 835 /// This intrinsic corresponds to the <c> VCMPNLTSS / CMPNLTSS </c> 836 /// instructions. 837 /// 838 /// \param __a 839 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 840 /// 32 bits of this operand are used in the comparison. 841 /// \param __b 842 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 843 /// 32 bits of this operand are used in the comparison. 844 /// \returns A 128-bit vector of [4 x float] containing the comparison results 845 /// in the low-order bits. 846 static __inline__ __m128 __DEFAULT_FN_ATTRS 847 _mm_cmpngt_ss(__m128 __a, __m128 __b) 848 { 849 return (__m128)__builtin_shufflevector((__v4sf)__a, 850 (__v4sf)__builtin_ia32_cmpnltss((__v4sf)__b, (__v4sf)__a), 851 4, 1, 2, 3); 852 } 853 854 /// \brief Compares each of the corresponding 32-bit float values of the 855 /// 128-bit vectors of [4 x float] to determine if the values in the first 856 /// operand are not greater than those in the second operand. 857 /// 858 /// \headerfile <x86intrin.h> 859 /// 860 /// This intrinsic corresponds to the <c> VCMPNLTPS / CMPNLTPS </c> 861 /// instructions. 862 /// 863 /// \param __a 864 /// A 128-bit vector of [4 x float]. 865 /// \param __b 866 /// A 128-bit vector of [4 x float]. 867 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 868 static __inline__ __m128 __DEFAULT_FN_ATTRS 869 _mm_cmpngt_ps(__m128 __a, __m128 __b) 870 { 871 return (__m128)__builtin_ia32_cmpnltps((__v4sf)__b, (__v4sf)__a); 872 } 873 874 /// \brief Compares two 32-bit float values in the low-order bits of both 875 /// operands to determine if the value in the first operand is not greater 876 /// than or equal to the corresponding value in the second operand and 877 /// returns the result of the comparison in the low-order bits of a vector 878 /// of [4 x float]. 879 /// 880 /// \headerfile <x86intrin.h> 881 /// 882 /// This intrinsic corresponds to the <c> VCMPNLESS / CMPNLESS </c> 883 /// instructions. 884 /// 885 /// \param __a 886 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 887 /// 32 bits of this operand are used in the comparison. 888 /// \param __b 889 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 890 /// 32 bits of this operand are used in the comparison. 891 /// \returns A 128-bit vector of [4 x float] containing the comparison results 892 /// in the low-order bits. 893 static __inline__ __m128 __DEFAULT_FN_ATTRS 894 _mm_cmpnge_ss(__m128 __a, __m128 __b) 895 { 896 return (__m128)__builtin_shufflevector((__v4sf)__a, 897 (__v4sf)__builtin_ia32_cmpnless((__v4sf)__b, (__v4sf)__a), 898 4, 1, 2, 3); 899 } 900 901 /// \brief Compares each of the corresponding 32-bit float values of the 902 /// 128-bit vectors of [4 x float] to determine if the values in the first 903 /// operand are not greater than or equal to those in the second operand. 904 /// 905 /// \headerfile <x86intrin.h> 906 /// 907 /// This intrinsic corresponds to the <c> VCMPNLEPS / CMPNLEPS </c> 908 /// instructions. 909 /// 910 /// \param __a 911 /// A 128-bit vector of [4 x float]. 912 /// \param __b 913 /// A 128-bit vector of [4 x float]. 914 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 915 static __inline__ __m128 __DEFAULT_FN_ATTRS 916 _mm_cmpnge_ps(__m128 __a, __m128 __b) 917 { 918 return (__m128)__builtin_ia32_cmpnleps((__v4sf)__b, (__v4sf)__a); 919 } 920 921 /// \brief Compares two 32-bit float values in the low-order bits of both 922 /// operands to determine if the value in the first operand is ordered with 923 /// respect to the corresponding value in the second operand and returns the 924 /// result of the comparison in the low-order bits of a vector of 925 /// [4 x float]. 926 /// 927 /// \headerfile <x86intrin.h> 928 /// 929 /// This intrinsic corresponds to the <c> VCMPORDSS / CMPORDSS </c> 930 /// instructions. 931 /// 932 /// \param __a 933 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 934 /// 32 bits of this operand are used in the comparison. 935 /// \param __b 936 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 937 /// 32 bits of this operand are used in the comparison. 938 /// \returns A 128-bit vector of [4 x float] containing the comparison results 939 /// in the low-order bits. 940 static __inline__ __m128 __DEFAULT_FN_ATTRS 941 _mm_cmpord_ss(__m128 __a, __m128 __b) 942 { 943 return (__m128)__builtin_ia32_cmpordss((__v4sf)__a, (__v4sf)__b); 944 } 945 946 /// \brief Compares each of the corresponding 32-bit float values of the 947 /// 128-bit vectors of [4 x float] to determine if the values in the first 948 /// operand are ordered with respect to those in the second operand. 949 /// 950 /// \headerfile <x86intrin.h> 951 /// 952 /// This intrinsic corresponds to the <c> VCMPORDPS / CMPORDPS </c> 953 /// instructions. 954 /// 955 /// \param __a 956 /// A 128-bit vector of [4 x float]. 957 /// \param __b 958 /// A 128-bit vector of [4 x float]. 959 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 960 static __inline__ __m128 __DEFAULT_FN_ATTRS 961 _mm_cmpord_ps(__m128 __a, __m128 __b) 962 { 963 return (__m128)__builtin_ia32_cmpordps((__v4sf)__a, (__v4sf)__b); 964 } 965 966 /// \brief Compares two 32-bit float values in the low-order bits of both 967 /// operands to determine if the value in the first operand is unordered 968 /// with respect to the corresponding value in the second operand and 969 /// returns the result of the comparison in the low-order bits of a vector 970 /// of [4 x float]. 971 /// 972 /// \headerfile <x86intrin.h> 973 /// 974 /// This intrinsic corresponds to the <c> VCMPUNORDSS / CMPUNORDSS </c> 975 /// instructions. 976 /// 977 /// \param __a 978 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 979 /// 32 bits of this operand are used in the comparison. 980 /// \param __b 981 /// A 128-bit vector of [4 x float] containing one of the operands. The lower 982 /// 32 bits of this operand are used in the comparison. 983 /// \returns A 128-bit vector of [4 x float] containing the comparison results 984 /// in the low-order bits. 985 static __inline__ __m128 __DEFAULT_FN_ATTRS 986 _mm_cmpunord_ss(__m128 __a, __m128 __b) 987 { 988 return (__m128)__builtin_ia32_cmpunordss((__v4sf)__a, (__v4sf)__b); 989 } 990 991 /// \brief Compares each of the corresponding 32-bit float values of the 992 /// 128-bit vectors of [4 x float] to determine if the values in the first 993 /// operand are unordered with respect to those in the second operand. 994 /// 995 /// \headerfile <x86intrin.h> 996 /// 997 /// This intrinsic corresponds to the <c> VCMPUNORDPS / CMPUNORDPS </c> 998 /// instructions. 999 /// 1000 /// \param __a 1001 /// A 128-bit vector of [4 x float]. 1002 /// \param __b 1003 /// A 128-bit vector of [4 x float]. 1004 /// \returns A 128-bit vector of [4 x float] containing the comparison results. 1005 static __inline__ __m128 __DEFAULT_FN_ATTRS 1006 _mm_cmpunord_ps(__m128 __a, __m128 __b) 1007 { 1008 return (__m128)__builtin_ia32_cmpunordps((__v4sf)__a, (__v4sf)__b); 1009 } 1010 1011 /// \brief Compares two 32-bit float values in the low-order bits of both 1012 /// operands for equality and returns the result of the comparison. 1013 /// 1014 /// \headerfile <x86intrin.h> 1015 /// 1016 /// This intrinsic corresponds to the <c> VCOMISS / COMISS </c> 1017 /// instructions. 1018 /// 1019 /// \param __a 1020 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1021 /// used in the comparison. 1022 /// \param __b 1023 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1024 /// used in the comparison. 1025 /// \returns An integer containing the comparison results. 1026 static __inline__ int __DEFAULT_FN_ATTRS 1027 _mm_comieq_ss(__m128 __a, __m128 __b) 1028 { 1029 return __builtin_ia32_comieq((__v4sf)__a, (__v4sf)__b); 1030 } 1031 1032 /// \brief Compares two 32-bit float values in the low-order bits of both 1033 /// operands to determine if the first operand is less than the second 1034 /// operand and returns the result of the comparison. 1035 /// 1036 /// \headerfile <x86intrin.h> 1037 /// 1038 /// This intrinsic corresponds to the <c> VCOMISS / COMISS </c> 1039 /// instructions. 1040 /// 1041 /// \param __a 1042 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1043 /// used in the comparison. 1044 /// \param __b 1045 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1046 /// used in the comparison. 1047 /// \returns An integer containing the comparison results. 1048 static __inline__ int __DEFAULT_FN_ATTRS 1049 _mm_comilt_ss(__m128 __a, __m128 __b) 1050 { 1051 return __builtin_ia32_comilt((__v4sf)__a, (__v4sf)__b); 1052 } 1053 1054 /// \brief Compares two 32-bit float values in the low-order bits of both 1055 /// operands to determine if the first operand is less than or equal to the 1056 /// second operand and returns the result of the comparison. 1057 /// 1058 /// \headerfile <x86intrin.h> 1059 /// 1060 /// This intrinsic corresponds to the <c> VCOMISS / COMISS </c> instructions. 1061 /// 1062 /// \param __a 1063 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1064 /// used in the comparison. 1065 /// \param __b 1066 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1067 /// used in the comparison. 1068 /// \returns An integer containing the comparison results. 1069 static __inline__ int __DEFAULT_FN_ATTRS 1070 _mm_comile_ss(__m128 __a, __m128 __b) 1071 { 1072 return __builtin_ia32_comile((__v4sf)__a, (__v4sf)__b); 1073 } 1074 1075 /// \brief Compares two 32-bit float values in the low-order bits of both 1076 /// operands to determine if the first operand is greater than the second 1077 /// operand and returns the result of the comparison. 1078 /// 1079 /// \headerfile <x86intrin.h> 1080 /// 1081 /// This intrinsic corresponds to the <c> VCOMISS / COMISS </c> instructions. 1082 /// 1083 /// \param __a 1084 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1085 /// used in the comparison. 1086 /// \param __b 1087 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1088 /// used in the comparison. 1089 /// \returns An integer containing the comparison results. 1090 static __inline__ int __DEFAULT_FN_ATTRS 1091 _mm_comigt_ss(__m128 __a, __m128 __b) 1092 { 1093 return __builtin_ia32_comigt((__v4sf)__a, (__v4sf)__b); 1094 } 1095 1096 /// \brief Compares two 32-bit float values in the low-order bits of both 1097 /// operands to determine if the first operand is greater than or equal to 1098 /// the second operand and returns the result of the comparison. 1099 /// 1100 /// \headerfile <x86intrin.h> 1101 /// 1102 /// This intrinsic corresponds to the <c> VCOMISS / COMISS </c> instructions. 1103 /// 1104 /// \param __a 1105 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1106 /// used in the comparison. 1107 /// \param __b 1108 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1109 /// used in the comparison. 1110 /// \returns An integer containing the comparison results. 1111 static __inline__ int __DEFAULT_FN_ATTRS 1112 _mm_comige_ss(__m128 __a, __m128 __b) 1113 { 1114 return __builtin_ia32_comige((__v4sf)__a, (__v4sf)__b); 1115 } 1116 1117 /// \brief Compares two 32-bit float values in the low-order bits of both 1118 /// operands to determine if the first operand is not equal to the second 1119 /// operand and returns the result of the comparison. 1120 /// 1121 /// \headerfile <x86intrin.h> 1122 /// 1123 /// This intrinsic corresponds to the <c> VCOMISS / COMISS </c> instructions. 1124 /// 1125 /// \param __a 1126 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1127 /// used in the comparison. 1128 /// \param __b 1129 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1130 /// used in the comparison. 1131 /// \returns An integer containing the comparison results. 1132 static __inline__ int __DEFAULT_FN_ATTRS 1133 _mm_comineq_ss(__m128 __a, __m128 __b) 1134 { 1135 return __builtin_ia32_comineq((__v4sf)__a, (__v4sf)__b); 1136 } 1137 1138 /// \brief Performs an unordered comparison of two 32-bit float values using 1139 /// the low-order bits of both operands to determine equality and returns 1140 /// the result of the comparison. 1141 /// 1142 /// \headerfile <x86intrin.h> 1143 /// 1144 /// This intrinsic corresponds to the <c> VUCOMISS / UCOMISS </c> instructions. 1145 /// 1146 /// \param __a 1147 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1148 /// used in the comparison. 1149 /// \param __b 1150 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1151 /// used in the comparison. 1152 /// \returns An integer containing the comparison results. 1153 static __inline__ int __DEFAULT_FN_ATTRS 1154 _mm_ucomieq_ss(__m128 __a, __m128 __b) 1155 { 1156 return __builtin_ia32_ucomieq((__v4sf)__a, (__v4sf)__b); 1157 } 1158 1159 /// \brief Performs an unordered comparison of two 32-bit float values using 1160 /// the low-order bits of both operands to determine if the first operand is 1161 /// less than the second operand and returns the result of the comparison. 1162 /// 1163 /// \headerfile <x86intrin.h> 1164 /// 1165 /// This intrinsic corresponds to the <c> VUCOMISS / UCOMISS </c> instructions. 1166 /// 1167 /// \param __a 1168 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1169 /// used in the comparison. 1170 /// \param __b 1171 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1172 /// used in the comparison. 1173 /// \returns An integer containing the comparison results. 1174 static __inline__ int __DEFAULT_FN_ATTRS 1175 _mm_ucomilt_ss(__m128 __a, __m128 __b) 1176 { 1177 return __builtin_ia32_ucomilt((__v4sf)__a, (__v4sf)__b); 1178 } 1179 1180 /// \brief Performs an unordered comparison of two 32-bit float values using 1181 /// the low-order bits of both operands to determine if the first operand is 1182 /// less than or equal to the second operand and returns the result of the 1183 /// comparison. 1184 /// 1185 /// \headerfile <x86intrin.h> 1186 /// 1187 /// This intrinsic corresponds to the <c> VUCOMISS / UCOMISS </c> instructions. 1188 /// 1189 /// \param __a 1190 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1191 /// used in the comparison. 1192 /// \param __b 1193 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1194 /// used in the comparison. 1195 /// \returns An integer containing the comparison results. 1196 static __inline__ int __DEFAULT_FN_ATTRS 1197 _mm_ucomile_ss(__m128 __a, __m128 __b) 1198 { 1199 return __builtin_ia32_ucomile((__v4sf)__a, (__v4sf)__b); 1200 } 1201 1202 /// \brief Performs an unordered comparison of two 32-bit float values using 1203 /// the low-order bits of both operands to determine if the first operand is 1204 /// greater than the second operand and returns the result of the 1205 /// comparison. 1206 /// 1207 /// \headerfile <x86intrin.h> 1208 /// 1209 /// This intrinsic corresponds to the <c> VUCOMISS / UCOMISS </c> instructions. 1210 /// 1211 /// \param __a 1212 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1213 /// used in the comparison. 1214 /// \param __b 1215 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1216 /// used in the comparison. 1217 /// \returns An integer containing the comparison results. 1218 static __inline__ int __DEFAULT_FN_ATTRS 1219 _mm_ucomigt_ss(__m128 __a, __m128 __b) 1220 { 1221 return __builtin_ia32_ucomigt((__v4sf)__a, (__v4sf)__b); 1222 } 1223 1224 /// \brief Performs an unordered comparison of two 32-bit float values using 1225 /// the low-order bits of both operands to determine if the first operand is 1226 /// greater than or equal to the second operand and returns the result of 1227 /// the comparison. 1228 /// 1229 /// \headerfile <x86intrin.h> 1230 /// 1231 /// This intrinsic corresponds to the <c> VUCOMISS / UCOMISS </c> instructions. 1232 /// 1233 /// \param __a 1234 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1235 /// used in the comparison. 1236 /// \param __b 1237 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1238 /// used in the comparison. 1239 /// \returns An integer containing the comparison results. 1240 static __inline__ int __DEFAULT_FN_ATTRS 1241 _mm_ucomige_ss(__m128 __a, __m128 __b) 1242 { 1243 return __builtin_ia32_ucomige((__v4sf)__a, (__v4sf)__b); 1244 } 1245 1246 /// \brief Performs an unordered comparison of two 32-bit float values using 1247 /// the low-order bits of both operands to determine inequality and returns 1248 /// the result of the comparison. 1249 /// 1250 /// \headerfile <x86intrin.h> 1251 /// 1252 /// This intrinsic corresponds to the <c> VUCOMISS / UCOMISS </c> instructions. 1253 /// 1254 /// \param __a 1255 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1256 /// used in the comparison. 1257 /// \param __b 1258 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1259 /// used in the comparison. 1260 /// \returns An integer containing the comparison results. 1261 static __inline__ int __DEFAULT_FN_ATTRS 1262 _mm_ucomineq_ss(__m128 __a, __m128 __b) 1263 { 1264 return __builtin_ia32_ucomineq((__v4sf)__a, (__v4sf)__b); 1265 } 1266 1267 /// \brief Converts a float value contained in the lower 32 bits of a vector of 1268 /// [4 x float] into a 32-bit integer. 1269 /// 1270 /// \headerfile <x86intrin.h> 1271 /// 1272 /// This intrinsic corresponds to the <c> VCVTSS2SI / CVTSS2SI </c> 1273 /// instructions. 1274 /// 1275 /// \param __a 1276 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1277 /// used in the conversion. 1278 /// \returns A 32-bit integer containing the converted value. 1279 static __inline__ int __DEFAULT_FN_ATTRS 1280 _mm_cvtss_si32(__m128 __a) 1281 { 1282 return __builtin_ia32_cvtss2si((__v4sf)__a); 1283 } 1284 1285 /// \brief Converts a float value contained in the lower 32 bits of a vector of 1286 /// [4 x float] into a 32-bit integer. 1287 /// 1288 /// \headerfile <x86intrin.h> 1289 /// 1290 /// This intrinsic corresponds to the <c> VCVTSS2SI / CVTSS2SI </c> 1291 /// instructions. 1292 /// 1293 /// \param __a 1294 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1295 /// used in the conversion. 1296 /// \returns A 32-bit integer containing the converted value. 1297 static __inline__ int __DEFAULT_FN_ATTRS 1298 _mm_cvt_ss2si(__m128 __a) 1299 { 1300 return _mm_cvtss_si32(__a); 1301 } 1302 1303 #ifdef __x86_64__ 1304 1305 /// \brief Converts a float value contained in the lower 32 bits of a vector of 1306 /// [4 x float] into a 64-bit integer. 1307 /// 1308 /// \headerfile <x86intrin.h> 1309 /// 1310 /// This intrinsic corresponds to the <c> VCVTSS2SI / CVTSS2SI </c> 1311 /// instructions. 1312 /// 1313 /// \param __a 1314 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1315 /// used in the conversion. 1316 /// \returns A 64-bit integer containing the converted value. 1317 static __inline__ long long __DEFAULT_FN_ATTRS 1318 _mm_cvtss_si64(__m128 __a) 1319 { 1320 return __builtin_ia32_cvtss2si64((__v4sf)__a); 1321 } 1322 1323 #endif 1324 1325 /// \brief Converts two low-order float values in a 128-bit vector of 1326 /// [4 x float] into a 64-bit vector of [2 x i32]. 1327 /// 1328 /// \headerfile <x86intrin.h> 1329 /// 1330 /// This intrinsic corresponds to the <c> CVTPS2PI </c> instruction. 1331 /// 1332 /// \param __a 1333 /// A 128-bit vector of [4 x float]. 1334 /// \returns A 64-bit integer vector containing the converted values. 1335 static __inline__ __m64 __DEFAULT_FN_ATTRS 1336 _mm_cvtps_pi32(__m128 __a) 1337 { 1338 return (__m64)__builtin_ia32_cvtps2pi((__v4sf)__a); 1339 } 1340 1341 /// \brief Converts two low-order float values in a 128-bit vector of 1342 /// [4 x float] into a 64-bit vector of [2 x i32]. 1343 /// 1344 /// \headerfile <x86intrin.h> 1345 /// 1346 /// This intrinsic corresponds to the <c> CVTPS2PI </c> instruction. 1347 /// 1348 /// \param __a 1349 /// A 128-bit vector of [4 x float]. 1350 /// \returns A 64-bit integer vector containing the converted values. 1351 static __inline__ __m64 __DEFAULT_FN_ATTRS 1352 _mm_cvt_ps2pi(__m128 __a) 1353 { 1354 return _mm_cvtps_pi32(__a); 1355 } 1356 1357 /// \brief Converts a float value contained in the lower 32 bits of a vector of 1358 /// [4 x float] into a 32-bit integer, truncating the result when it is 1359 /// inexact. 1360 /// 1361 /// \headerfile <x86intrin.h> 1362 /// 1363 /// This intrinsic corresponds to the <c> VCVTTSS2SI / CVTTSS2SI </c> 1364 /// instructions. 1365 /// 1366 /// \param __a 1367 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1368 /// used in the conversion. 1369 /// \returns A 32-bit integer containing the converted value. 1370 static __inline__ int __DEFAULT_FN_ATTRS 1371 _mm_cvttss_si32(__m128 __a) 1372 { 1373 return __builtin_ia32_cvttss2si((__v4sf)__a); 1374 } 1375 1376 /// \brief Converts a float value contained in the lower 32 bits of a vector of 1377 /// [4 x float] into a 32-bit integer, truncating the result when it is 1378 /// inexact. 1379 /// 1380 /// \headerfile <x86intrin.h> 1381 /// 1382 /// This intrinsic corresponds to the <c> VCVTTSS2SI / CVTTSS2SI </c> 1383 /// instructions. 1384 /// 1385 /// \param __a 1386 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1387 /// used in the conversion. 1388 /// \returns A 32-bit integer containing the converted value. 1389 static __inline__ int __DEFAULT_FN_ATTRS 1390 _mm_cvtt_ss2si(__m128 __a) 1391 { 1392 return _mm_cvttss_si32(__a); 1393 } 1394 1395 #ifdef __x86_64__ 1396 /// \brief Converts a float value contained in the lower 32 bits of a vector of 1397 /// [4 x float] into a 64-bit integer, truncating the result when it is 1398 /// inexact. 1399 /// 1400 /// \headerfile <x86intrin.h> 1401 /// 1402 /// This intrinsic corresponds to the <c> VCVTTSS2SI / CVTTSS2SI </c> 1403 /// instructions. 1404 /// 1405 /// \param __a 1406 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1407 /// used in the conversion. 1408 /// \returns A 64-bit integer containing the converted value. 1409 static __inline__ long long __DEFAULT_FN_ATTRS 1410 _mm_cvttss_si64(__m128 __a) 1411 { 1412 return __builtin_ia32_cvttss2si64((__v4sf)__a); 1413 } 1414 #endif 1415 1416 /// \brief Converts two low-order float values in a 128-bit vector of 1417 /// [4 x float] into a 64-bit vector of [2 x i32], truncating the result 1418 /// when it is inexact. 1419 /// 1420 /// \headerfile <x86intrin.h> 1421 /// 1422 /// This intrinsic corresponds to the <c> CVTTPS2PI / VTTPS2PI </c> 1423 /// instructions. 1424 /// 1425 /// \param __a 1426 /// A 128-bit vector of [4 x float]. 1427 /// \returns A 64-bit integer vector containing the converted values. 1428 static __inline__ __m64 __DEFAULT_FN_ATTRS 1429 _mm_cvttps_pi32(__m128 __a) 1430 { 1431 return (__m64)__builtin_ia32_cvttps2pi((__v4sf)__a); 1432 } 1433 1434 /// \brief Converts two low-order float values in a 128-bit vector of [4 x 1435 /// float] into a 64-bit vector of [2 x i32], truncating the result when it 1436 /// is inexact. 1437 /// 1438 /// \headerfile <x86intrin.h> 1439 /// 1440 /// This intrinsic corresponds to the <c> CVTTPS2PI </c> instruction. 1441 /// 1442 /// \param __a 1443 /// A 128-bit vector of [4 x float]. 1444 /// \returns A 64-bit integer vector containing the converted values. 1445 static __inline__ __m64 __DEFAULT_FN_ATTRS 1446 _mm_cvtt_ps2pi(__m128 __a) 1447 { 1448 return _mm_cvttps_pi32(__a); 1449 } 1450 1451 /// \brief Converts a 32-bit signed integer value into a floating point value 1452 /// and writes it to the lower 32 bits of the destination. The remaining 1453 /// higher order elements of the destination vector are copied from the 1454 /// corresponding elements in the first operand. 1455 /// 1456 /// \headerfile <x86intrin.h> 1457 /// 1458 /// This intrinsic corresponds to the <c> VCVTSI2SS / CVTSI2SS </c> instruction. 1459 /// 1460 /// \param __a 1461 /// A 128-bit vector of [4 x float]. 1462 /// \param __b 1463 /// A 32-bit signed integer operand containing the value to be converted. 1464 /// \returns A 128-bit vector of [4 x float] whose lower 32 bits contain the 1465 /// converted value of the second operand. The upper 96 bits are copied from 1466 /// the upper 96 bits of the first operand. 1467 static __inline__ __m128 __DEFAULT_FN_ATTRS 1468 _mm_cvtsi32_ss(__m128 __a, int __b) 1469 { 1470 __a[0] = __b; 1471 return __a; 1472 } 1473 1474 /// \brief Converts a 32-bit signed integer value into a floating point value 1475 /// and writes it to the lower 32 bits of the destination. The remaining 1476 /// higher order elements of the destination are copied from the 1477 /// corresponding elements in the first operand. 1478 /// 1479 /// \headerfile <x86intrin.h> 1480 /// 1481 /// This intrinsic corresponds to the <c> VCVTSI2SS / CVTSI2SS </c> instruction. 1482 /// 1483 /// \param __a 1484 /// A 128-bit vector of [4 x float]. 1485 /// \param __b 1486 /// A 32-bit signed integer operand containing the value to be converted. 1487 /// \returns A 128-bit vector of [4 x float] whose lower 32 bits contain the 1488 /// converted value of the second operand. The upper 96 bits are copied from 1489 /// the upper 96 bits of the first operand. 1490 static __inline__ __m128 __DEFAULT_FN_ATTRS 1491 _mm_cvt_si2ss(__m128 __a, int __b) 1492 { 1493 return _mm_cvtsi32_ss(__a, __b); 1494 } 1495 1496 #ifdef __x86_64__ 1497 1498 /// \brief Converts a 64-bit signed integer value into a floating point value 1499 /// and writes it to the lower 32 bits of the destination. The remaining 1500 /// higher order elements of the destination are copied from the 1501 /// corresponding elements in the first operand. 1502 /// 1503 /// \headerfile <x86intrin.h> 1504 /// 1505 /// This intrinsic corresponds to the <c> VCVTSI2SS / CVTSI2SS </c> instruction. 1506 /// 1507 /// \param __a 1508 /// A 128-bit vector of [4 x float]. 1509 /// \param __b 1510 /// A 64-bit signed integer operand containing the value to be converted. 1511 /// \returns A 128-bit vector of [4 x float] whose lower 32 bits contain the 1512 /// converted value of the second operand. The upper 96 bits are copied from 1513 /// the upper 96 bits of the first operand. 1514 static __inline__ __m128 __DEFAULT_FN_ATTRS 1515 _mm_cvtsi64_ss(__m128 __a, long long __b) 1516 { 1517 __a[0] = __b; 1518 return __a; 1519 } 1520 1521 #endif 1522 1523 /// \brief Converts two elements of a 64-bit vector of [2 x i32] into two 1524 /// floating point values and writes them to the lower 64-bits of the 1525 /// destination. The remaining higher order elements of the destination are 1526 /// copied from the corresponding elements in the first operand. 1527 /// 1528 /// \headerfile <x86intrin.h> 1529 /// 1530 /// This intrinsic corresponds to the <c> CVTPI2PS </c> instruction. 1531 /// 1532 /// \param __a 1533 /// A 128-bit vector of [4 x float]. 1534 /// \param __b 1535 /// A 64-bit vector of [2 x i32]. The elements in this vector are converted 1536 /// and written to the corresponding low-order elements in the destination. 1537 /// \returns A 128-bit vector of [4 x float] whose lower 64 bits contain the 1538 /// converted value of the second operand. The upper 64 bits are copied from 1539 /// the upper 64 bits of the first operand. 1540 static __inline__ __m128 __DEFAULT_FN_ATTRS 1541 _mm_cvtpi32_ps(__m128 __a, __m64 __b) 1542 { 1543 return __builtin_ia32_cvtpi2ps((__v4sf)__a, (__v2si)__b); 1544 } 1545 1546 /// \brief Converts two elements of a 64-bit vector of [2 x i32] into two 1547 /// floating point values and writes them to the lower 64-bits of the 1548 /// destination. The remaining higher order elements of the destination are 1549 /// copied from the corresponding elements in the first operand. 1550 /// 1551 /// \headerfile <x86intrin.h> 1552 /// 1553 /// This intrinsic corresponds to the <c> CVTPI2PS </c> instruction. 1554 /// 1555 /// \param __a 1556 /// A 128-bit vector of [4 x float]. 1557 /// \param __b 1558 /// A 64-bit vector of [2 x i32]. The elements in this vector are converted 1559 /// and written to the corresponding low-order elements in the destination. 1560 /// \returns A 128-bit vector of [4 x float] whose lower 64 bits contain the 1561 /// converted value from the second operand. The upper 64 bits are copied 1562 /// from the upper 64 bits of the first operand. 1563 static __inline__ __m128 __DEFAULT_FN_ATTRS 1564 _mm_cvt_pi2ps(__m128 __a, __m64 __b) 1565 { 1566 return _mm_cvtpi32_ps(__a, __b); 1567 } 1568 1569 /// \brief Extracts a float value contained in the lower 32 bits of a vector of 1570 /// [4 x float]. 1571 /// 1572 /// \headerfile <x86intrin.h> 1573 /// 1574 /// This intrinsic corresponds to the <c> VMOVSS / MOVSS </c> instruction. 1575 /// 1576 /// \param __a 1577 /// A 128-bit vector of [4 x float]. The lower 32 bits of this operand are 1578 /// used in the extraction. 1579 /// \returns A 32-bit float containing the extracted value. 1580 static __inline__ float __DEFAULT_FN_ATTRS 1581 _mm_cvtss_f32(__m128 __a) 1582 { 1583 return __a[0]; 1584 } 1585 1586 /// \brief Loads two packed float values from the address \a __p into the 1587 /// high-order bits of a 128-bit vector of [4 x float]. The low-order bits 1588 /// are copied from the low-order bits of the first operand. 1589 /// 1590 /// \headerfile <x86intrin.h> 1591 /// 1592 /// This intrinsic corresponds to the <c> VMOVHPD / MOVHPD </c> instruction. 1593 /// 1594 /// \param __a 1595 /// A 128-bit vector of [4 x float]. Bits [63:0] are written to bits [63:0] 1596 /// of the destination. 1597 /// \param __p 1598 /// A pointer to two packed float values. Bits [63:0] are written to bits 1599 /// [127:64] of the destination. 1600 /// \returns A 128-bit vector of [4 x float] containing the moved values. 1601 static __inline__ __m128 __DEFAULT_FN_ATTRS 1602 _mm_loadh_pi(__m128 __a, const __m64 *__p) 1603 { 1604 typedef float __mm_loadh_pi_v2f32 __attribute__((__vector_size__(8))); 1605 struct __mm_loadh_pi_struct { 1606 __mm_loadh_pi_v2f32 __u; 1607 } __attribute__((__packed__, __may_alias__)); 1608 __mm_loadh_pi_v2f32 __b = ((struct __mm_loadh_pi_struct*)__p)->__u; 1609 __m128 __bb = __builtin_shufflevector(__b, __b, 0, 1, 0, 1); 1610 return __builtin_shufflevector(__a, __bb, 0, 1, 4, 5); 1611 } 1612 1613 /// \brief Loads two packed float values from the address \a __p into the 1614 /// low-order bits of a 128-bit vector of [4 x float]. The high-order bits 1615 /// are copied from the high-order bits of the first operand. 1616 /// 1617 /// \headerfile <x86intrin.h> 1618 /// 1619 /// This intrinsic corresponds to the <c> VMOVLPD / MOVLPD </c> instruction. 1620 /// 1621 /// \param __a 1622 /// A 128-bit vector of [4 x float]. Bits [127:64] are written to bits 1623 /// [127:64] of the destination. 1624 /// \param __p 1625 /// A pointer to two packed float values. Bits [63:0] are written to bits 1626 /// [63:0] of the destination. 1627 /// \returns A 128-bit vector of [4 x float] containing the moved values. 1628 static __inline__ __m128 __DEFAULT_FN_ATTRS 1629 _mm_loadl_pi(__m128 __a, const __m64 *__p) 1630 { 1631 typedef float __mm_loadl_pi_v2f32 __attribute__((__vector_size__(8))); 1632 struct __mm_loadl_pi_struct { 1633 __mm_loadl_pi_v2f32 __u; 1634 } __attribute__((__packed__, __may_alias__)); 1635 __mm_loadl_pi_v2f32 __b = ((struct __mm_loadl_pi_struct*)__p)->__u; 1636 __m128 __bb = __builtin_shufflevector(__b, __b, 0, 1, 0, 1); 1637 return __builtin_shufflevector(__a, __bb, 4, 5, 2, 3); 1638 } 1639 1640 /// \brief Constructs a 128-bit floating-point vector of [4 x float]. The lower 1641 /// 32 bits of the vector are initialized with the single-precision 1642 /// floating-point value loaded from a specified memory location. The upper 1643 /// 96 bits are set to zero. 1644 /// 1645 /// \headerfile <x86intrin.h> 1646 /// 1647 /// This intrinsic corresponds to the <c> VMOVSS / MOVSS </c> instruction. 1648 /// 1649 /// \param __p 1650 /// A pointer to a 32-bit memory location containing a single-precision 1651 /// floating-point value. 1652 /// \returns An initialized 128-bit floating-point vector of [4 x float]. The 1653 /// lower 32 bits contain the value loaded from the memory location. The 1654 /// upper 96 bits are set to zero. 1655 static __inline__ __m128 __DEFAULT_FN_ATTRS 1656 _mm_load_ss(const float *__p) 1657 { 1658 struct __mm_load_ss_struct { 1659 float __u; 1660 } __attribute__((__packed__, __may_alias__)); 1661 float __u = ((struct __mm_load_ss_struct*)__p)->__u; 1662 return (__m128){ __u, 0, 0, 0 }; 1663 } 1664 1665 /// \brief Loads a 32-bit float value and duplicates it to all four vector 1666 /// elements of a 128-bit vector of [4 x float]. 1667 /// 1668 /// \headerfile <x86intrin.h> 1669 /// 1670 /// This intrinsic corresponds to the <c> VMOVSS / MOVSS + shuffling </c> 1671 /// instruction. 1672 /// 1673 /// \param __p 1674 /// A pointer to a float value to be loaded and duplicated. 1675 /// \returns A 128-bit vector of [4 x float] containing the loaded and 1676 /// duplicated values. 1677 static __inline__ __m128 __DEFAULT_FN_ATTRS 1678 _mm_load1_ps(const float *__p) 1679 { 1680 struct __mm_load1_ps_struct { 1681 float __u; 1682 } __attribute__((__packed__, __may_alias__)); 1683 float __u = ((struct __mm_load1_ps_struct*)__p)->__u; 1684 return (__m128){ __u, __u, __u, __u }; 1685 } 1686 1687 #define _mm_load_ps1(p) _mm_load1_ps(p) 1688 1689 /// \brief Loads a 128-bit floating-point vector of [4 x float] from an aligned 1690 /// memory location. 1691 /// 1692 /// \headerfile <x86intrin.h> 1693 /// 1694 /// This intrinsic corresponds to the <c> VMOVAPS / MOVAPS </c> instruction. 1695 /// 1696 /// \param __p 1697 /// A pointer to a 128-bit memory location. The address of the memory 1698 /// location has to be 128-bit aligned. 1699 /// \returns A 128-bit vector of [4 x float] containing the loaded valus. 1700 static __inline__ __m128 __DEFAULT_FN_ATTRS 1701 _mm_load_ps(const float *__p) 1702 { 1703 return *(__m128*)__p; 1704 } 1705 1706 /// \brief Loads a 128-bit floating-point vector of [4 x float] from an 1707 /// unaligned memory location. 1708 /// 1709 /// \headerfile <x86intrin.h> 1710 /// 1711 /// This intrinsic corresponds to the <c> VMOVUPS / MOVUPS </c> instruction. 1712 /// 1713 /// \param __p 1714 /// A pointer to a 128-bit memory location. The address of the memory 1715 /// location does not have to be aligned. 1716 /// \returns A 128-bit vector of [4 x float] containing the loaded values. 1717 static __inline__ __m128 __DEFAULT_FN_ATTRS 1718 _mm_loadu_ps(const float *__p) 1719 { 1720 struct __loadu_ps { 1721 __m128 __v; 1722 } __attribute__((__packed__, __may_alias__)); 1723 return ((struct __loadu_ps*)__p)->__v; 1724 } 1725 1726 /// \brief Loads four packed float values, in reverse order, from an aligned 1727 /// memory location to 32-bit elements in a 128-bit vector of [4 x float]. 1728 /// 1729 /// \headerfile <x86intrin.h> 1730 /// 1731 /// This intrinsic corresponds to the <c> VMOVAPS / MOVAPS + shuffling </c> 1732 /// instruction. 1733 /// 1734 /// \param __p 1735 /// A pointer to a 128-bit memory location. The address of the memory 1736 /// location has to be 128-bit aligned. 1737 /// \returns A 128-bit vector of [4 x float] containing the moved values, loaded 1738 /// in reverse order. 1739 static __inline__ __m128 __DEFAULT_FN_ATTRS 1740 _mm_loadr_ps(const float *__p) 1741 { 1742 __m128 __a = _mm_load_ps(__p); 1743 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 3, 2, 1, 0); 1744 } 1745 1746 /// \brief Create a 128-bit vector of [4 x float] with undefined values. 1747 /// 1748 /// \headerfile <x86intrin.h> 1749 /// 1750 /// This intrinsic has no corresponding instruction. 1751 /// 1752 /// \returns A 128-bit vector of [4 x float] containing undefined values. 1753 static __inline__ __m128 __DEFAULT_FN_ATTRS 1754 _mm_undefined_ps(void) 1755 { 1756 return (__m128)__builtin_ia32_undef128(); 1757 } 1758 1759 /// \brief Constructs a 128-bit floating-point vector of [4 x float]. The lower 1760 /// 32 bits of the vector are initialized with the specified single-precision 1761 /// floating-point value. The upper 96 bits are set to zero. 1762 /// 1763 /// \headerfile <x86intrin.h> 1764 /// 1765 /// This intrinsic corresponds to the <c> VMOVSS / MOVSS </c> instruction. 1766 /// 1767 /// \param __w 1768 /// A single-precision floating-point value used to initialize the lower 32 1769 /// bits of the result. 1770 /// \returns An initialized 128-bit floating-point vector of [4 x float]. The 1771 /// lower 32 bits contain the value provided in the source operand. The 1772 /// upper 96 bits are set to zero. 1773 static __inline__ __m128 __DEFAULT_FN_ATTRS 1774 _mm_set_ss(float __w) 1775 { 1776 return (__m128){ __w, 0, 0, 0 }; 1777 } 1778 1779 /// \brief Constructs a 128-bit floating-point vector of [4 x float], with each 1780 /// of the four single-precision floating-point vector elements set to the 1781 /// specified single-precision floating-point value. 1782 /// 1783 /// \headerfile <x86intrin.h> 1784 /// 1785 /// This intrinsic corresponds to the <c> VPERMILPS / PERMILPS </c> instruction. 1786 /// 1787 /// \param __w 1788 /// A single-precision floating-point value used to initialize each vector 1789 /// element of the result. 1790 /// \returns An initialized 128-bit floating-point vector of [4 x float]. 1791 static __inline__ __m128 __DEFAULT_FN_ATTRS 1792 _mm_set1_ps(float __w) 1793 { 1794 return (__m128){ __w, __w, __w, __w }; 1795 } 1796 1797 /* Microsoft specific. */ 1798 /// \brief Constructs a 128-bit floating-point vector of [4 x float], with each 1799 /// of the four single-precision floating-point vector elements set to the 1800 /// specified single-precision floating-point value. 1801 /// 1802 /// \headerfile <x86intrin.h> 1803 /// 1804 /// This intrinsic corresponds to the <c> VPERMILPS / PERMILPS </c> instruction. 1805 /// 1806 /// \param __w 1807 /// A single-precision floating-point value used to initialize each vector 1808 /// element of the result. 1809 /// \returns An initialized 128-bit floating-point vector of [4 x float]. 1810 static __inline__ __m128 __DEFAULT_FN_ATTRS 1811 _mm_set_ps1(float __w) 1812 { 1813 return _mm_set1_ps(__w); 1814 } 1815 1816 /// \brief Constructs a 128-bit floating-point vector of [4 x float] 1817 /// initialized with the specified single-precision floating-point values. 1818 /// 1819 /// \headerfile <x86intrin.h> 1820 /// 1821 /// This intrinsic is a utility function and does not correspond to a specific 1822 /// instruction. 1823 /// 1824 /// \param __z 1825 /// A single-precision floating-point value used to initialize bits [127:96] 1826 /// of the result. 1827 /// \param __y 1828 /// A single-precision floating-point value used to initialize bits [95:64] 1829 /// of the result. 1830 /// \param __x 1831 /// A single-precision floating-point value used to initialize bits [63:32] 1832 /// of the result. 1833 /// \param __w 1834 /// A single-precision floating-point value used to initialize bits [31:0] 1835 /// of the result. 1836 /// \returns An initialized 128-bit floating-point vector of [4 x float]. 1837 static __inline__ __m128 __DEFAULT_FN_ATTRS 1838 _mm_set_ps(float __z, float __y, float __x, float __w) 1839 { 1840 return (__m128){ __w, __x, __y, __z }; 1841 } 1842 1843 /// \brief Constructs a 128-bit floating-point vector of [4 x float], 1844 /// initialized in reverse order with the specified 32-bit single-precision 1845 /// float-point values. 1846 /// 1847 /// \headerfile <x86intrin.h> 1848 /// 1849 /// This intrinsic is a utility function and does not correspond to a specific 1850 /// instruction. 1851 /// 1852 /// \param __z 1853 /// A single-precision floating-point value used to initialize bits [31:0] 1854 /// of the result. 1855 /// \param __y 1856 /// A single-precision floating-point value used to initialize bits [63:32] 1857 /// of the result. 1858 /// \param __x 1859 /// A single-precision floating-point value used to initialize bits [95:64] 1860 /// of the result. 1861 /// \param __w 1862 /// A single-precision floating-point value used to initialize bits [127:96] 1863 /// of the result. 1864 /// \returns An initialized 128-bit floating-point vector of [4 x float]. 1865 static __inline__ __m128 __DEFAULT_FN_ATTRS 1866 _mm_setr_ps(float __z, float __y, float __x, float __w) 1867 { 1868 return (__m128){ __z, __y, __x, __w }; 1869 } 1870 1871 /// \brief Constructs a 128-bit floating-point vector of [4 x float] initialized 1872 /// to zero. 1873 /// 1874 /// \headerfile <x86intrin.h> 1875 /// 1876 /// This intrinsic corresponds to the <c> VXORPS / XORPS </c> instruction. 1877 /// 1878 /// \returns An initialized 128-bit floating-point vector of [4 x float] with 1879 /// all elements set to zero. 1880 static __inline__ __m128 __DEFAULT_FN_ATTRS 1881 _mm_setzero_ps(void) 1882 { 1883 return (__m128){ 0, 0, 0, 0 }; 1884 } 1885 1886 /// \brief Stores the upper 64 bits of a 128-bit vector of [4 x float] to a 1887 /// memory location. 1888 /// 1889 /// \headerfile <x86intrin.h> 1890 /// 1891 /// This intrinsic corresponds to the <c> VPEXTRQ / MOVQ </c> instruction. 1892 /// 1893 /// \param __p 1894 /// A pointer to a 64-bit memory location. 1895 /// \param __a 1896 /// A 128-bit vector of [4 x float] containing the values to be stored. 1897 static __inline__ void __DEFAULT_FN_ATTRS 1898 _mm_storeh_pi(__m64 *__p, __m128 __a) 1899 { 1900 __builtin_ia32_storehps((__v2si *)__p, (__v4sf)__a); 1901 } 1902 1903 /// \brief Stores the lower 64 bits of a 128-bit vector of [4 x float] to a 1904 /// memory location. 1905 /// 1906 /// \headerfile <x86intrin.h> 1907 /// 1908 /// This intrinsic corresponds to the <c> VMOVLPS / MOVLPS </c> instruction. 1909 /// 1910 /// \param __p 1911 /// A pointer to a memory location that will receive the float values. 1912 /// \param __a 1913 /// A 128-bit vector of [4 x float] containing the values to be stored. 1914 static __inline__ void __DEFAULT_FN_ATTRS 1915 _mm_storel_pi(__m64 *__p, __m128 __a) 1916 { 1917 __builtin_ia32_storelps((__v2si *)__p, (__v4sf)__a); 1918 } 1919 1920 /// \brief Stores the lower 32 bits of a 128-bit vector of [4 x float] to a 1921 /// memory location. 1922 /// 1923 /// \headerfile <x86intrin.h> 1924 /// 1925 /// This intrinsic corresponds to the <c> VMOVSS / MOVSS </c> instruction. 1926 /// 1927 /// \param __p 1928 /// A pointer to a 32-bit memory location. 1929 /// \param __a 1930 /// A 128-bit vector of [4 x float] containing the value to be stored. 1931 static __inline__ void __DEFAULT_FN_ATTRS 1932 _mm_store_ss(float *__p, __m128 __a) 1933 { 1934 struct __mm_store_ss_struct { 1935 float __u; 1936 } __attribute__((__packed__, __may_alias__)); 1937 ((struct __mm_store_ss_struct*)__p)->__u = __a[0]; 1938 } 1939 1940 /// \brief Stores a 128-bit vector of [4 x float] to an unaligned memory 1941 /// location. 1942 /// 1943 /// \headerfile <x86intrin.h> 1944 /// 1945 /// This intrinsic corresponds to the <c> VMOVUPS / MOVUPS </c> instruction. 1946 /// 1947 /// \param __p 1948 /// A pointer to a 128-bit memory location. The address of the memory 1949 /// location does not have to be aligned. 1950 /// \param __a 1951 /// A 128-bit vector of [4 x float] containing the values to be stored. 1952 static __inline__ void __DEFAULT_FN_ATTRS 1953 _mm_storeu_ps(float *__p, __m128 __a) 1954 { 1955 struct __storeu_ps { 1956 __m128 __v; 1957 } __attribute__((__packed__, __may_alias__)); 1958 ((struct __storeu_ps*)__p)->__v = __a; 1959 } 1960 1961 /// \brief Stores a 128-bit vector of [4 x float] into an aligned memory 1962 /// location. 1963 /// 1964 /// \headerfile <x86intrin.h> 1965 /// 1966 /// This intrinsic corresponds to the <c> VMOVAPS / MOVAPS </c> instruction. 1967 /// 1968 /// \param __p 1969 /// A pointer to a 128-bit memory location. The address of the memory 1970 /// location has to be 16-byte aligned. 1971 /// \param __a 1972 /// A 128-bit vector of [4 x float] containing the values to be stored. 1973 static __inline__ void __DEFAULT_FN_ATTRS 1974 _mm_store_ps(float *__p, __m128 __a) 1975 { 1976 *(__m128*)__p = __a; 1977 } 1978 1979 /// \brief Stores the lower 32 bits of a 128-bit vector of [4 x float] into 1980 /// four contiguous elements in an aligned memory location. 1981 /// 1982 /// \headerfile <x86intrin.h> 1983 /// 1984 /// This intrinsic corresponds to <c> VMOVAPS / MOVAPS + shuffling </c> 1985 /// instruction. 1986 /// 1987 /// \param __p 1988 /// A pointer to a 128-bit memory location. 1989 /// \param __a 1990 /// A 128-bit vector of [4 x float] whose lower 32 bits are stored to each 1991 /// of the four contiguous elements pointed by \a __p. 1992 static __inline__ void __DEFAULT_FN_ATTRS 1993 _mm_store1_ps(float *__p, __m128 __a) 1994 { 1995 __a = __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 0, 0, 0, 0); 1996 _mm_store_ps(__p, __a); 1997 } 1998 1999 /// \brief Stores the lower 32 bits of a 128-bit vector of [4 x float] into 2000 /// four contiguous elements in an aligned memory location. 2001 /// 2002 /// \headerfile <x86intrin.h> 2003 /// 2004 /// This intrinsic corresponds to <c> VMOVAPS / MOVAPS + shuffling </c> 2005 /// instruction. 2006 /// 2007 /// \param __p 2008 /// A pointer to a 128-bit memory location. 2009 /// \param __a 2010 /// A 128-bit vector of [4 x float] whose lower 32 bits are stored to each 2011 /// of the four contiguous elements pointed by \a __p. 2012 static __inline__ void __DEFAULT_FN_ATTRS 2013 _mm_store_ps1(float *__p, __m128 __a) 2014 { 2015 return _mm_store1_ps(__p, __a); 2016 } 2017 2018 /// \brief Stores float values from a 128-bit vector of [4 x float] to an 2019 /// aligned memory location in reverse order. 2020 /// 2021 /// \headerfile <x86intrin.h> 2022 /// 2023 /// This intrinsic corresponds to the <c> VMOVAPS / MOVAPS + shuffling </c> 2024 /// instruction. 2025 /// 2026 /// \param __p 2027 /// A pointer to a 128-bit memory location. The address of the memory 2028 /// location has to be 128-bit aligned. 2029 /// \param __a 2030 /// A 128-bit vector of [4 x float] containing the values to be stored. 2031 static __inline__ void __DEFAULT_FN_ATTRS 2032 _mm_storer_ps(float *__p, __m128 __a) 2033 { 2034 __a = __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 3, 2, 1, 0); 2035 _mm_store_ps(__p, __a); 2036 } 2037 2038 #define _MM_HINT_T0 3 2039 #define _MM_HINT_T1 2 2040 #define _MM_HINT_T2 1 2041 #define _MM_HINT_NTA 0 2042 2043 #ifndef _MSC_VER 2044 /* FIXME: We have to #define this because "sel" must be a constant integer, and 2045 Sema doesn't do any form of constant propagation yet. */ 2046 2047 /// \brief Loads one cache line of data from the specified address to a location 2048 /// closer to the processor. 2049 /// 2050 /// \headerfile <x86intrin.h> 2051 /// 2052 /// \code 2053 /// void _mm_prefetch(const void * a, const int sel); 2054 /// \endcode 2055 /// 2056 /// This intrinsic corresponds to the <c> PREFETCHNTA </c> instruction. 2057 /// 2058 /// \param a 2059 /// A pointer to a memory location containing a cache line of data. 2060 /// \param sel 2061 /// A predefined integer constant specifying the type of prefetch 2062 /// operation: \n 2063 /// _MM_HINT_NTA: Move data using the non-temporal access (NTA) hint. The 2064 /// PREFETCHNTA instruction will be generated. \n 2065 /// _MM_HINT_T0: Move data using the T0 hint. The PREFETCHT0 instruction will 2066 /// be generated. \n 2067 /// _MM_HINT_T1: Move data using the T1 hint. The PREFETCHT1 instruction will 2068 /// be generated. \n 2069 /// _MM_HINT_T2: Move data using the T2 hint. The PREFETCHT2 instruction will 2070 /// be generated. 2071 #define _mm_prefetch(a, sel) (__builtin_prefetch((void *)(a), 0, (sel))) 2072 #endif 2073 2074 /// \brief Stores a 64-bit integer in the specified aligned memory location. To 2075 /// minimize caching, the data is flagged as non-temporal (unlikely to be 2076 /// used again soon). 2077 /// 2078 /// \headerfile <x86intrin.h> 2079 /// 2080 /// This intrinsic corresponds to the <c> MOVNTQ </c> instruction. 2081 /// 2082 /// \param __p 2083 /// A pointer to an aligned memory location used to store the register value. 2084 /// \param __a 2085 /// A 64-bit integer containing the value to be stored. 2086 static __inline__ void __DEFAULT_FN_ATTRS 2087 _mm_stream_pi(__m64 *__p, __m64 __a) 2088 { 2089 __builtin_ia32_movntq(__p, __a); 2090 } 2091 2092 /// \brief Moves packed float values from a 128-bit vector of [4 x float] to a 2093 /// 128-bit aligned memory location. To minimize caching, the data is flagged 2094 /// as non-temporal (unlikely to be used again soon). 2095 /// 2096 /// \headerfile <x86intrin.h> 2097 /// 2098 /// This intrinsic corresponds to the <c> VMOVNTPS / MOVNTPS </c> instruction. 2099 /// 2100 /// \param __p 2101 /// A pointer to a 128-bit aligned memory location that will receive the 2102 /// single-precision floating-point values. 2103 /// \param __a 2104 /// A 128-bit vector of [4 x float] containing the values to be moved. 2105 static __inline__ void __DEFAULT_FN_ATTRS 2106 _mm_stream_ps(float *__p, __m128 __a) 2107 { 2108 __builtin_nontemporal_store((__v4sf)__a, (__v4sf*)__p); 2109 } 2110 2111 #if defined(__cplusplus) 2112 extern "C" { 2113 #endif 2114 2115 /// \brief Forces strong memory ordering (serialization) between store 2116 /// instructions preceding this instruction and store instructions following 2117 /// this instruction, ensuring the system completes all previous stores 2118 /// before executing subsequent stores. 2119 /// 2120 /// \headerfile <x86intrin.h> 2121 /// 2122 /// This intrinsic corresponds to the <c> SFENCE </c> instruction. 2123 /// 2124 void _mm_sfence(void); 2125 2126 #if defined(__cplusplus) 2127 } // extern "C" 2128 #endif 2129 2130 /// \brief Extracts 16-bit element from a 64-bit vector of [4 x i16] and 2131 /// returns it, as specified by the immediate integer operand. 2132 /// 2133 /// \headerfile <x86intrin.h> 2134 /// 2135 /// \code 2136 /// int _mm_extract_pi16(__m64 a, int n); 2137 /// \endcode 2138 /// 2139 /// This intrinsic corresponds to the <c> VPEXTRW / PEXTRW </c> instruction. 2140 /// 2141 /// \param a 2142 /// A 64-bit vector of [4 x i16]. 2143 /// \param n 2144 /// An immediate integer operand that determines which bits are extracted: \n 2145 /// 0: Bits [15:0] are copied to the destination. \n 2146 /// 1: Bits [31:16] are copied to the destination. \n 2147 /// 2: Bits [47:32] are copied to the destination. \n 2148 /// 3: Bits [63:48] are copied to the destination. 2149 /// \returns A 16-bit integer containing the extracted 16 bits of packed data. 2150 #define _mm_extract_pi16(a, n) __extension__ ({ \ 2151 (int)__builtin_ia32_vec_ext_v4hi((__m64)a, (int)n); }) 2152 2153 /// \brief Copies data from the 64-bit vector of [4 x i16] to the destination, 2154 /// and inserts the lower 16-bits of an integer operand at the 16-bit offset 2155 /// specified by the immediate operand \a n. 2156 /// 2157 /// \headerfile <x86intrin.h> 2158 /// 2159 /// \code 2160 /// __m64 _mm_insert_pi16(__m64 a, int d, int n); 2161 /// \endcode 2162 /// 2163 /// This intrinsic corresponds to the <c> VPINSRW / PINSRW </c> instruction. 2164 /// 2165 /// \param a 2166 /// A 64-bit vector of [4 x i16]. 2167 /// \param d 2168 /// An integer. The lower 16-bit value from this operand is written to the 2169 /// destination at the offset specified by operand \a n. 2170 /// \param n 2171 /// An immediate integer operant that determines which the bits to be used 2172 /// in the destination. \n 2173 /// 0: Bits [15:0] are copied to the destination. \n 2174 /// 1: Bits [31:16] are copied to the destination. \n 2175 /// 2: Bits [47:32] are copied to the destination. \n 2176 /// 3: Bits [63:48] are copied to the destination. \n 2177 /// The remaining bits in the destination are copied from the corresponding 2178 /// bits in operand \a a. 2179 /// \returns A 64-bit integer vector containing the copied packed data from the 2180 /// operands. 2181 #define _mm_insert_pi16(a, d, n) __extension__ ({ \ 2182 (__m64)__builtin_ia32_vec_set_v4hi((__m64)a, (int)d, (int)n); }) 2183 2184 /// \brief Compares each of the corresponding packed 16-bit integer values of 2185 /// the 64-bit integer vectors, and writes the greater value to the 2186 /// corresponding bits in the destination. 2187 /// 2188 /// \headerfile <x86intrin.h> 2189 /// 2190 /// This intrinsic corresponds to the <c> PMAXSW </c> instruction. 2191 /// 2192 /// \param __a 2193 /// A 64-bit integer vector containing one of the source operands. 2194 /// \param __b 2195 /// A 64-bit integer vector containing one of the source operands. 2196 /// \returns A 64-bit integer vector containing the comparison results. 2197 static __inline__ __m64 __DEFAULT_FN_ATTRS 2198 _mm_max_pi16(__m64 __a, __m64 __b) 2199 { 2200 return (__m64)__builtin_ia32_pmaxsw((__v4hi)__a, (__v4hi)__b); 2201 } 2202 2203 /// \brief Compares each of the corresponding packed 8-bit unsigned integer 2204 /// values of the 64-bit integer vectors, and writes the greater value to the 2205 /// corresponding bits in the destination. 2206 /// 2207 /// \headerfile <x86intrin.h> 2208 /// 2209 /// This intrinsic corresponds to the <c> PMAXUB </c> instruction. 2210 /// 2211 /// \param __a 2212 /// A 64-bit integer vector containing one of the source operands. 2213 /// \param __b 2214 /// A 64-bit integer vector containing one of the source operands. 2215 /// \returns A 64-bit integer vector containing the comparison results. 2216 static __inline__ __m64 __DEFAULT_FN_ATTRS 2217 _mm_max_pu8(__m64 __a, __m64 __b) 2218 { 2219 return (__m64)__builtin_ia32_pmaxub((__v8qi)__a, (__v8qi)__b); 2220 } 2221 2222 /// \brief Compares each of the corresponding packed 16-bit integer values of 2223 /// the 64-bit integer vectors, and writes the lesser value to the 2224 /// corresponding bits in the destination. 2225 /// 2226 /// \headerfile <x86intrin.h> 2227 /// 2228 /// This intrinsic corresponds to the <c> PMINSW </c> instruction. 2229 /// 2230 /// \param __a 2231 /// A 64-bit integer vector containing one of the source operands. 2232 /// \param __b 2233 /// A 64-bit integer vector containing one of the source operands. 2234 /// \returns A 64-bit integer vector containing the comparison results. 2235 static __inline__ __m64 __DEFAULT_FN_ATTRS 2236 _mm_min_pi16(__m64 __a, __m64 __b) 2237 { 2238 return (__m64)__builtin_ia32_pminsw((__v4hi)__a, (__v4hi)__b); 2239 } 2240 2241 /// \brief Compares each of the corresponding packed 8-bit unsigned integer 2242 /// values of the 64-bit integer vectors, and writes the lesser value to the 2243 /// corresponding bits in the destination. 2244 /// 2245 /// \headerfile <x86intrin.h> 2246 /// 2247 /// This intrinsic corresponds to the <c> PMINUB </c> instruction. 2248 /// 2249 /// \param __a 2250 /// A 64-bit integer vector containing one of the source operands. 2251 /// \param __b 2252 /// A 64-bit integer vector containing one of the source operands. 2253 /// \returns A 64-bit integer vector containing the comparison results. 2254 static __inline__ __m64 __DEFAULT_FN_ATTRS 2255 _mm_min_pu8(__m64 __a, __m64 __b) 2256 { 2257 return (__m64)__builtin_ia32_pminub((__v8qi)__a, (__v8qi)__b); 2258 } 2259 2260 /// \brief Takes the most significant bit from each 8-bit element in a 64-bit 2261 /// integer vector to create a 16-bit mask value. Zero-extends the value to 2262 /// 32-bit integer and writes it to the destination. 2263 /// 2264 /// \headerfile <x86intrin.h> 2265 /// 2266 /// This intrinsic corresponds to the <c> PMOVMSKB </c> instruction. 2267 /// 2268 /// \param __a 2269 /// A 64-bit integer vector containing the values with bits to be extracted. 2270 /// \returns The most significant bit from each 8-bit element in the operand, 2271 /// written to bits [15:0]. 2272 static __inline__ int __DEFAULT_FN_ATTRS 2273 _mm_movemask_pi8(__m64 __a) 2274 { 2275 return __builtin_ia32_pmovmskb((__v8qi)__a); 2276 } 2277 2278 /// \brief Multiplies packed 16-bit unsigned integer values and writes the 2279 /// high-order 16 bits of each 32-bit product to the corresponding bits in 2280 /// the destination. 2281 /// 2282 /// \headerfile <x86intrin.h> 2283 /// 2284 /// This intrinsic corresponds to the <c> PMULHUW </c> instruction. 2285 /// 2286 /// \param __a 2287 /// A 64-bit integer vector containing one of the source operands. 2288 /// \param __b 2289 /// A 64-bit integer vector containing one of the source operands. 2290 /// \returns A 64-bit integer vector containing the products of both operands. 2291 static __inline__ __m64 __DEFAULT_FN_ATTRS 2292 _mm_mulhi_pu16(__m64 __a, __m64 __b) 2293 { 2294 return (__m64)__builtin_ia32_pmulhuw((__v4hi)__a, (__v4hi)__b); 2295 } 2296 2297 /// \brief Shuffles the 4 16-bit integers from a 64-bit integer vector to the 2298 /// destination, as specified by the immediate value operand. 2299 /// 2300 /// \headerfile <x86intrin.h> 2301 /// 2302 /// \code 2303 /// __m64 _mm_shuffle_pi16(__m64 a, const int n); 2304 /// \endcode 2305 /// 2306 /// This intrinsic corresponds to the <c> PSHUFW </c> instruction. 2307 /// 2308 /// \param a 2309 /// A 64-bit integer vector containing the values to be shuffled. 2310 /// \param n 2311 /// An immediate value containing an 8-bit value specifying which elements to 2312 /// copy from \a a. The destinations within the 64-bit destination are 2313 /// assigned values as follows: \n 2314 /// Bits [1:0] are used to assign values to bits [15:0] in the 2315 /// destination. \n 2316 /// Bits [3:2] are used to assign values to bits [31:16] in the 2317 /// destination. \n 2318 /// Bits [5:4] are used to assign values to bits [47:32] in the 2319 /// destination. \n 2320 /// Bits [7:6] are used to assign values to bits [63:48] in the 2321 /// destination. \n 2322 /// Bit value assignments: \n 2323 /// 00: assigned from bits [15:0] of \a a. \n 2324 /// 01: assigned from bits [31:16] of \a a. \n 2325 /// 10: assigned from bits [47:32] of \a a. \n 2326 /// 11: assigned from bits [63:48] of \a a. 2327 /// \returns A 64-bit integer vector containing the shuffled values. 2328 #define _mm_shuffle_pi16(a, n) __extension__ ({ \ 2329 (__m64)__builtin_ia32_pshufw((__v4hi)(__m64)(a), (n)); }) 2330 2331 /// \brief Conditionally copies the values from each 8-bit element in the first 2332 /// 64-bit integer vector operand to the specified memory location, as 2333 /// specified by the most significant bit in the corresponding element in the 2334 /// second 64-bit integer vector operand. 2335 /// 2336 /// To minimize caching, the data is flagged as non-temporal 2337 /// (unlikely to be used again soon). 2338 /// 2339 /// \headerfile <x86intrin.h> 2340 /// 2341 /// This intrinsic corresponds to the <c> MASKMOVQ </c> instruction. 2342 /// 2343 /// \param __d 2344 /// A 64-bit integer vector containing the values with elements to be copied. 2345 /// \param __n 2346 /// A 64-bit integer vector operand. The most significant bit from each 8-bit 2347 /// element determines whether the corresponding element in operand \a __d 2348 /// is copied. If the most significant bit of a given element is 1, the 2349 /// corresponding element in operand \a __d is copied. 2350 /// \param __p 2351 /// A pointer to a 64-bit memory location that will receive the conditionally 2352 /// copied integer values. The address of the memory location does not have 2353 /// to be aligned. 2354 static __inline__ void __DEFAULT_FN_ATTRS 2355 _mm_maskmove_si64(__m64 __d, __m64 __n, char *__p) 2356 { 2357 __builtin_ia32_maskmovq((__v8qi)__d, (__v8qi)__n, __p); 2358 } 2359 2360 /// \brief Computes the rounded averages of the packed unsigned 8-bit integer 2361 /// values and writes the averages to the corresponding bits in the 2362 /// destination. 2363 /// 2364 /// \headerfile <x86intrin.h> 2365 /// 2366 /// This intrinsic corresponds to the <c> PAVGB </c> instruction. 2367 /// 2368 /// \param __a 2369 /// A 64-bit integer vector containing one of the source operands. 2370 /// \param __b 2371 /// A 64-bit integer vector containing one of the source operands. 2372 /// \returns A 64-bit integer vector containing the averages of both operands. 2373 static __inline__ __m64 __DEFAULT_FN_ATTRS 2374 _mm_avg_pu8(__m64 __a, __m64 __b) 2375 { 2376 return (__m64)__builtin_ia32_pavgb((__v8qi)__a, (__v8qi)__b); 2377 } 2378 2379 /// \brief Computes the rounded averages of the packed unsigned 16-bit integer 2380 /// values and writes the averages to the corresponding bits in the 2381 /// destination. 2382 /// 2383 /// \headerfile <x86intrin.h> 2384 /// 2385 /// This intrinsic corresponds to the <c> PAVGW </c> instruction. 2386 /// 2387 /// \param __a 2388 /// A 64-bit integer vector containing one of the source operands. 2389 /// \param __b 2390 /// A 64-bit integer vector containing one of the source operands. 2391 /// \returns A 64-bit integer vector containing the averages of both operands. 2392 static __inline__ __m64 __DEFAULT_FN_ATTRS 2393 _mm_avg_pu16(__m64 __a, __m64 __b) 2394 { 2395 return (__m64)__builtin_ia32_pavgw((__v4hi)__a, (__v4hi)__b); 2396 } 2397 2398 /// \brief Subtracts the corresponding 8-bit unsigned integer values of the two 2399 /// 64-bit vector operands and computes the absolute value for each of the 2400 /// difference. Then sum of the 8 absolute differences is written to the 2401 /// bits [15:0] of the destination; the remaining bits [63:16] are cleared. 2402 /// 2403 /// \headerfile <x86intrin.h> 2404 /// 2405 /// This intrinsic corresponds to the <c> PSADBW </c> instruction. 2406 /// 2407 /// \param __a 2408 /// A 64-bit integer vector containing one of the source operands. 2409 /// \param __b 2410 /// A 64-bit integer vector containing one of the source operands. 2411 /// \returns A 64-bit integer vector whose lower 16 bits contain the sums of the 2412 /// sets of absolute differences between both operands. The upper bits are 2413 /// cleared. 2414 static __inline__ __m64 __DEFAULT_FN_ATTRS 2415 _mm_sad_pu8(__m64 __a, __m64 __b) 2416 { 2417 return (__m64)__builtin_ia32_psadbw((__v8qi)__a, (__v8qi)__b); 2418 } 2419 2420 #if defined(__cplusplus) 2421 extern "C" { 2422 #endif 2423 2424 /// \brief Returns the contents of the MXCSR register as a 32-bit unsigned 2425 /// integer value. 2426 /// 2427 /// There are several groups of macros associated with this 2428 /// intrinsic, including: 2429 /// <ul> 2430 /// <li> 2431 /// For checking exception states: _MM_EXCEPT_INVALID, _MM_EXCEPT_DIV_ZERO, 2432 /// _MM_EXCEPT_DENORM, _MM_EXCEPT_OVERFLOW, _MM_EXCEPT_UNDERFLOW, 2433 /// _MM_EXCEPT_INEXACT. There is a convenience wrapper 2434 /// _MM_GET_EXCEPTION_STATE(). 2435 /// </li> 2436 /// <li> 2437 /// For checking exception masks: _MM_MASK_UNDERFLOW, _MM_MASK_OVERFLOW, 2438 /// _MM_MASK_INVALID, _MM_MASK_DENORM, _MM_MASK_DIV_ZERO, _MM_MASK_INEXACT. 2439 /// There is a convenience wrapper _MM_GET_EXCEPTION_MASK(). 2440 /// </li> 2441 /// <li> 2442 /// For checking rounding modes: _MM_ROUND_NEAREST, _MM_ROUND_DOWN, 2443 /// _MM_ROUND_UP, _MM_ROUND_TOWARD_ZERO. There is a convenience wrapper 2444 /// _MM_GET_ROUNDING_MODE(x) where x is one of these macros. 2445 /// </li> 2446 /// <li> 2447 /// For checking flush-to-zero mode: _MM_FLUSH_ZERO_ON, _MM_FLUSH_ZERO_OFF. 2448 /// There is a convenience wrapper _MM_GET_FLUSH_ZERO_MODE(). 2449 /// </li> 2450 /// <li> 2451 /// For checking denormals-are-zero mode: _MM_DENORMALS_ZERO_ON, 2452 /// _MM_DENORMALS_ZERO_OFF. There is a convenience wrapper 2453 /// _MM_GET_DENORMALS_ZERO_MODE(). 2454 /// </li> 2455 /// </ul> 2456 /// 2457 /// For example, the expression below checks if an overflow exception has 2458 /// occurred: 2459 /// ( _mm_getcsr() & _MM_EXCEPT_OVERFLOW ) 2460 /// 2461 /// The following example gets the current rounding mode: 2462 /// _MM_GET_ROUNDING_MODE() 2463 /// 2464 /// \headerfile <x86intrin.h> 2465 /// 2466 /// This intrinsic corresponds to the <c> VSTMXCSR / STMXCSR </c> instruction. 2467 /// 2468 /// \returns A 32-bit unsigned integer containing the contents of the MXCSR 2469 /// register. 2470 unsigned int _mm_getcsr(void); 2471 2472 /// \brief Sets the MXCSR register with the 32-bit unsigned integer value. 2473 /// 2474 /// There are several groups of macros associated with this intrinsic, 2475 /// including: 2476 /// <ul> 2477 /// <li> 2478 /// For setting exception states: _MM_EXCEPT_INVALID, _MM_EXCEPT_DIV_ZERO, 2479 /// _MM_EXCEPT_DENORM, _MM_EXCEPT_OVERFLOW, _MM_EXCEPT_UNDERFLOW, 2480 /// _MM_EXCEPT_INEXACT. There is a convenience wrapper 2481 /// _MM_SET_EXCEPTION_STATE(x) where x is one of these macros. 2482 /// </li> 2483 /// <li> 2484 /// For setting exception masks: _MM_MASK_UNDERFLOW, _MM_MASK_OVERFLOW, 2485 /// _MM_MASK_INVALID, _MM_MASK_DENORM, _MM_MASK_DIV_ZERO, _MM_MASK_INEXACT. 2486 /// There is a convenience wrapper _MM_SET_EXCEPTION_MASK(x) where x is one 2487 /// of these macros. 2488 /// </li> 2489 /// <li> 2490 /// For setting rounding modes: _MM_ROUND_NEAREST, _MM_ROUND_DOWN, 2491 /// _MM_ROUND_UP, _MM_ROUND_TOWARD_ZERO. There is a convenience wrapper 2492 /// _MM_SET_ROUNDING_MODE(x) where x is one of these macros. 2493 /// </li> 2494 /// <li> 2495 /// For setting flush-to-zero mode: _MM_FLUSH_ZERO_ON, _MM_FLUSH_ZERO_OFF. 2496 /// There is a convenience wrapper _MM_SET_FLUSH_ZERO_MODE(x) where x is 2497 /// one of these macros. 2498 /// </li> 2499 /// <li> 2500 /// For setting denormals-are-zero mode: _MM_DENORMALS_ZERO_ON, 2501 /// _MM_DENORMALS_ZERO_OFF. There is a convenience wrapper 2502 /// _MM_SET_DENORMALS_ZERO_MODE(x) where x is one of these macros. 2503 /// </li> 2504 /// </ul> 2505 /// 2506 /// For example, the following expression causes subsequent floating-point 2507 /// operations to round up: 2508 /// _mm_setcsr(_mm_getcsr() | _MM_ROUND_UP) 2509 /// 2510 /// The following example sets the DAZ and FTZ flags: 2511 /// void setFlags() { 2512 /// _MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON) 2513 /// _MM_SET_DENORMALS_ZERO_MODE(_MM_DENORMALS_ZERO_ON) 2514 /// } 2515 /// 2516 /// \headerfile <x86intrin.h> 2517 /// 2518 /// This intrinsic corresponds to the <c> VLDMXCSR / LDMXCSR </c> instruction. 2519 /// 2520 /// \param __i 2521 /// A 32-bit unsigned integer value to be written to the MXCSR register. 2522 void _mm_setcsr(unsigned int __i); 2523 2524 #if defined(__cplusplus) 2525 } // extern "C" 2526 #endif 2527 2528 /// \brief Selects 4 float values from the 128-bit operands of [4 x float], as 2529 /// specified by the immediate value operand. 2530 /// 2531 /// \headerfile <x86intrin.h> 2532 /// 2533 /// \code 2534 /// __m128 _mm_shuffle_ps(__m128 a, __m128 b, const int mask); 2535 /// \endcode 2536 /// 2537 /// This intrinsic corresponds to the <c> VSHUFPS / SHUFPS </c> instruction. 2538 /// 2539 /// \param a 2540 /// A 128-bit vector of [4 x float]. 2541 /// \param b 2542 /// A 128-bit vector of [4 x float]. 2543 /// \param mask 2544 /// An immediate value containing an 8-bit value specifying which elements to 2545 /// copy from \a a and \a b. \n 2546 /// Bits [3:0] specify the values copied from operand \a a. \n 2547 /// Bits [7:4] specify the values copied from operand \a b. \n 2548 /// The destinations within the 128-bit destination are assigned values as 2549 /// follows: \n 2550 /// Bits [1:0] are used to assign values to bits [31:0] in the 2551 /// destination. \n 2552 /// Bits [3:2] are used to assign values to bits [63:32] in the 2553 /// destination. \n 2554 /// Bits [5:4] are used to assign values to bits [95:64] in the 2555 /// destination. \n 2556 /// Bits [7:6] are used to assign values to bits [127:96] in the 2557 /// destination. \n 2558 /// Bit value assignments: \n 2559 /// 00: Bits [31:0] copied from the specified operand. \n 2560 /// 01: Bits [63:32] copied from the specified operand. \n 2561 /// 10: Bits [95:64] copied from the specified operand. \n 2562 /// 11: Bits [127:96] copied from the specified operand. 2563 /// \returns A 128-bit vector of [4 x float] containing the shuffled values. 2564 #define _mm_shuffle_ps(a, b, mask) __extension__ ({ \ 2565 (__m128)__builtin_shufflevector((__v4sf)(__m128)(a), (__v4sf)(__m128)(b), \ 2566 0 + (((mask) >> 0) & 0x3), \ 2567 0 + (((mask) >> 2) & 0x3), \ 2568 4 + (((mask) >> 4) & 0x3), \ 2569 4 + (((mask) >> 6) & 0x3)); }) 2570 2571 /// \brief Unpacks the high-order (index 2,3) values from two 128-bit vectors of 2572 /// [4 x float] and interleaves them into a 128-bit vector of [4 x float]. 2573 /// 2574 /// \headerfile <x86intrin.h> 2575 /// 2576 /// This intrinsic corresponds to the <c> VUNPCKHPS / UNPCKHPS </c> instruction. 2577 /// 2578 /// \param __a 2579 /// A 128-bit vector of [4 x float]. \n 2580 /// Bits [95:64] are written to bits [31:0] of the destination. \n 2581 /// Bits [127:96] are written to bits [95:64] of the destination. 2582 /// \param __b 2583 /// A 128-bit vector of [4 x float]. 2584 /// Bits [95:64] are written to bits [63:32] of the destination. \n 2585 /// Bits [127:96] are written to bits [127:96] of the destination. 2586 /// \returns A 128-bit vector of [4 x float] containing the interleaved values. 2587 static __inline__ __m128 __DEFAULT_FN_ATTRS 2588 _mm_unpackhi_ps(__m128 __a, __m128 __b) 2589 { 2590 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 2, 6, 3, 7); 2591 } 2592 2593 /// \brief Unpacks the low-order (index 0,1) values from two 128-bit vectors of 2594 /// [4 x float] and interleaves them into a 128-bit vector of [4 x float]. 2595 /// 2596 /// \headerfile <x86intrin.h> 2597 /// 2598 /// This intrinsic corresponds to the <c> VUNPCKLPS / UNPCKLPS </c> instruction. 2599 /// 2600 /// \param __a 2601 /// A 128-bit vector of [4 x float]. \n 2602 /// Bits [31:0] are written to bits [31:0] of the destination. \n 2603 /// Bits [63:32] are written to bits [95:64] of the destination. 2604 /// \param __b 2605 /// A 128-bit vector of [4 x float]. \n 2606 /// Bits [31:0] are written to bits [63:32] of the destination. \n 2607 /// Bits [63:32] are written to bits [127:96] of the destination. 2608 /// \returns A 128-bit vector of [4 x float] containing the interleaved values. 2609 static __inline__ __m128 __DEFAULT_FN_ATTRS 2610 _mm_unpacklo_ps(__m128 __a, __m128 __b) 2611 { 2612 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 0, 4, 1, 5); 2613 } 2614 2615 /// \brief Constructs a 128-bit floating-point vector of [4 x float]. The lower 2616 /// 32 bits are set to the lower 32 bits of the second parameter. The upper 2617 /// 96 bits are set to the upper 96 bits of the first parameter. 2618 /// 2619 /// \headerfile <x86intrin.h> 2620 /// 2621 /// This intrinsic corresponds to the <c> VMOVSS / MOVSS </c> instruction. 2622 /// 2623 /// \param __a 2624 /// A 128-bit floating-point vector of [4 x float]. The upper 96 bits are 2625 /// written to the upper 96 bits of the result. 2626 /// \param __b 2627 /// A 128-bit floating-point vector of [4 x float]. The lower 32 bits are 2628 /// written to the lower 32 bits of the result. 2629 /// \returns A 128-bit floating-point vector of [4 x float]. 2630 static __inline__ __m128 __DEFAULT_FN_ATTRS 2631 _mm_move_ss(__m128 __a, __m128 __b) 2632 { 2633 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 4, 1, 2, 3); 2634 } 2635 2636 /// \brief Constructs a 128-bit floating-point vector of [4 x float]. The lower 2637 /// 64 bits are set to the upper 64 bits of the second parameter. The upper 2638 /// 64 bits are set to the upper 64 bits of the first parameter. 2639 /// 2640 /// \headerfile <x86intrin.h> 2641 /// 2642 /// This intrinsic corresponds to the <c> VUNPCKHPD / UNPCKHPD </c> instruction. 2643 /// 2644 /// \param __a 2645 /// A 128-bit floating-point vector of [4 x float]. The upper 64 bits are 2646 /// written to the upper 64 bits of the result. 2647 /// \param __b 2648 /// A 128-bit floating-point vector of [4 x float]. The upper 64 bits are 2649 /// written to the lower 64 bits of the result. 2650 /// \returns A 128-bit floating-point vector of [4 x float]. 2651 static __inline__ __m128 __DEFAULT_FN_ATTRS 2652 _mm_movehl_ps(__m128 __a, __m128 __b) 2653 { 2654 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 6, 7, 2, 3); 2655 } 2656 2657 /// \brief Constructs a 128-bit floating-point vector of [4 x float]. The lower 2658 /// 64 bits are set to the lower 64 bits of the first parameter. The upper 2659 /// 64 bits are set to the lower 64 bits of the second parameter. 2660 /// 2661 /// \headerfile <x86intrin.h> 2662 /// 2663 /// This intrinsic corresponds to the <c> VUNPCKLPD / UNPCKLPD </c> instruction. 2664 /// 2665 /// \param __a 2666 /// A 128-bit floating-point vector of [4 x float]. The lower 64 bits are 2667 /// written to the lower 64 bits of the result. 2668 /// \param __b 2669 /// A 128-bit floating-point vector of [4 x float]. The lower 64 bits are 2670 /// written to the upper 64 bits of the result. 2671 /// \returns A 128-bit floating-point vector of [4 x float]. 2672 static __inline__ __m128 __DEFAULT_FN_ATTRS 2673 _mm_movelh_ps(__m128 __a, __m128 __b) 2674 { 2675 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 0, 1, 4, 5); 2676 } 2677 2678 /// \brief Converts a 64-bit vector of [4 x i16] into a 128-bit vector of [4 x 2679 /// float]. 2680 /// 2681 /// \headerfile <x86intrin.h> 2682 /// 2683 /// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2684 /// 2685 /// \param __a 2686 /// A 64-bit vector of [4 x i16]. The elements of the destination are copied 2687 /// from the corresponding elements in this operand. 2688 /// \returns A 128-bit vector of [4 x float] containing the copied and converted 2689 /// values from the operand. 2690 static __inline__ __m128 __DEFAULT_FN_ATTRS 2691 _mm_cvtpi16_ps(__m64 __a) 2692 { 2693 __m64 __b, __c; 2694 __m128 __r; 2695 2696 __b = _mm_setzero_si64(); 2697 __b = _mm_cmpgt_pi16(__b, __a); 2698 __c = _mm_unpackhi_pi16(__a, __b); 2699 __r = _mm_setzero_ps(); 2700 __r = _mm_cvtpi32_ps(__r, __c); 2701 __r = _mm_movelh_ps(__r, __r); 2702 __c = _mm_unpacklo_pi16(__a, __b); 2703 __r = _mm_cvtpi32_ps(__r, __c); 2704 2705 return __r; 2706 } 2707 2708 /// \brief Converts a 64-bit vector of 16-bit unsigned integer values into a 2709 /// 128-bit vector of [4 x float]. 2710 /// 2711 /// \headerfile <x86intrin.h> 2712 /// 2713 /// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2714 /// 2715 /// \param __a 2716 /// A 64-bit vector of 16-bit unsigned integer values. The elements of the 2717 /// destination are copied from the corresponding elements in this operand. 2718 /// \returns A 128-bit vector of [4 x float] containing the copied and converted 2719 /// values from the operand. 2720 static __inline__ __m128 __DEFAULT_FN_ATTRS 2721 _mm_cvtpu16_ps(__m64 __a) 2722 { 2723 __m64 __b, __c; 2724 __m128 __r; 2725 2726 __b = _mm_setzero_si64(); 2727 __c = _mm_unpackhi_pi16(__a, __b); 2728 __r = _mm_setzero_ps(); 2729 __r = _mm_cvtpi32_ps(__r, __c); 2730 __r = _mm_movelh_ps(__r, __r); 2731 __c = _mm_unpacklo_pi16(__a, __b); 2732 __r = _mm_cvtpi32_ps(__r, __c); 2733 2734 return __r; 2735 } 2736 2737 /// \brief Converts the lower four 8-bit values from a 64-bit vector of [8 x i8] 2738 /// into a 128-bit vector of [4 x float]. 2739 /// 2740 /// \headerfile <x86intrin.h> 2741 /// 2742 /// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2743 /// 2744 /// \param __a 2745 /// A 64-bit vector of [8 x i8]. The elements of the destination are copied 2746 /// from the corresponding lower 4 elements in this operand. 2747 /// \returns A 128-bit vector of [4 x float] containing the copied and converted 2748 /// values from the operand. 2749 static __inline__ __m128 __DEFAULT_FN_ATTRS 2750 _mm_cvtpi8_ps(__m64 __a) 2751 { 2752 __m64 __b; 2753 2754 __b = _mm_setzero_si64(); 2755 __b = _mm_cmpgt_pi8(__b, __a); 2756 __b = _mm_unpacklo_pi8(__a, __b); 2757 2758 return _mm_cvtpi16_ps(__b); 2759 } 2760 2761 /// \brief Converts the lower four unsigned 8-bit integer values from a 64-bit 2762 /// vector of [8 x u8] into a 128-bit vector of [4 x float]. 2763 /// 2764 /// \headerfile <x86intrin.h> 2765 /// 2766 /// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2767 /// 2768 /// \param __a 2769 /// A 64-bit vector of unsigned 8-bit integer values. The elements of the 2770 /// destination are copied from the corresponding lower 4 elements in this 2771 /// operand. 2772 /// \returns A 128-bit vector of [4 x float] containing the copied and converted 2773 /// values from the source operand. 2774 static __inline__ __m128 __DEFAULT_FN_ATTRS 2775 _mm_cvtpu8_ps(__m64 __a) 2776 { 2777 __m64 __b; 2778 2779 __b = _mm_setzero_si64(); 2780 __b = _mm_unpacklo_pi8(__a, __b); 2781 2782 return _mm_cvtpi16_ps(__b); 2783 } 2784 2785 /// \brief Converts the two 32-bit signed integer values from each 64-bit vector 2786 /// operand of [2 x i32] into a 128-bit vector of [4 x float]. 2787 /// 2788 /// \headerfile <x86intrin.h> 2789 /// 2790 /// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2791 /// 2792 /// \param __a 2793 /// A 64-bit vector of [2 x i32]. The lower elements of the destination are 2794 /// copied from the elements in this operand. 2795 /// \param __b 2796 /// A 64-bit vector of [2 x i32]. The upper elements of the destination are 2797 /// copied from the elements in this operand. 2798 /// \returns A 128-bit vector of [4 x float] whose lower 64 bits contain the 2799 /// copied and converted values from the first operand. The upper 64 bits 2800 /// contain the copied and converted values from the second operand. 2801 static __inline__ __m128 __DEFAULT_FN_ATTRS 2802 _mm_cvtpi32x2_ps(__m64 __a, __m64 __b) 2803 { 2804 __m128 __c; 2805 2806 __c = _mm_setzero_ps(); 2807 __c = _mm_cvtpi32_ps(__c, __b); 2808 __c = _mm_movelh_ps(__c, __c); 2809 2810 return _mm_cvtpi32_ps(__c, __a); 2811 } 2812 2813 /// \brief Converts each single-precision floating-point element of a 128-bit 2814 /// floating-point vector of [4 x float] into a 16-bit signed integer, and 2815 /// packs the results into a 64-bit integer vector of [4 x i16]. 2816 /// 2817 /// If the floating-point element is NaN or infinity, or if the 2818 /// floating-point element is greater than 0x7FFFFFFF or less than -0x8000, 2819 /// it is converted to 0x8000. Otherwise if the floating-point element is 2820 /// greater than 0x7FFF, it is converted to 0x7FFF. 2821 /// 2822 /// \headerfile <x86intrin.h> 2823 /// 2824 /// This intrinsic corresponds to the <c> CVTPS2PI + COMPOSITE </c> instruction. 2825 /// 2826 /// \param __a 2827 /// A 128-bit floating-point vector of [4 x float]. 2828 /// \returns A 64-bit integer vector of [4 x i16] containing the converted 2829 /// values. 2830 static __inline__ __m64 __DEFAULT_FN_ATTRS 2831 _mm_cvtps_pi16(__m128 __a) 2832 { 2833 __m64 __b, __c; 2834 2835 __b = _mm_cvtps_pi32(__a); 2836 __a = _mm_movehl_ps(__a, __a); 2837 __c = _mm_cvtps_pi32(__a); 2838 2839 return _mm_packs_pi32(__b, __c); 2840 } 2841 2842 /// \brief Converts each single-precision floating-point element of a 128-bit 2843 /// floating-point vector of [4 x float] into an 8-bit signed integer, and 2844 /// packs the results into the lower 32 bits of a 64-bit integer vector of 2845 /// [8 x i8]. The upper 32 bits of the vector are set to 0. 2846 /// 2847 /// If the floating-point element is NaN or infinity, or if the 2848 /// floating-point element is greater than 0x7FFFFFFF or less than -0x80, it 2849 /// is converted to 0x80. Otherwise if the floating-point element is greater 2850 /// than 0x7F, it is converted to 0x7F. 2851 /// 2852 /// \headerfile <x86intrin.h> 2853 /// 2854 /// This intrinsic corresponds to the <c> CVTPS2PI + COMPOSITE </c> instruction. 2855 /// 2856 /// \param __a 2857 /// 128-bit floating-point vector of [4 x float]. 2858 /// \returns A 64-bit integer vector of [8 x i8]. The lower 32 bits contain the 2859 /// converted values and the uppper 32 bits are set to zero. 2860 static __inline__ __m64 __DEFAULT_FN_ATTRS 2861 _mm_cvtps_pi8(__m128 __a) 2862 { 2863 __m64 __b, __c; 2864 2865 __b = _mm_cvtps_pi16(__a); 2866 __c = _mm_setzero_si64(); 2867 2868 return _mm_packs_pi16(__b, __c); 2869 } 2870 2871 /// \brief Extracts the sign bits from each single-precision floating-point 2872 /// element of a 128-bit floating-point vector of [4 x float] and returns the 2873 /// sign bits in bits [0:3] of the result. Bits [31:4] of the result are set 2874 /// to zero. 2875 /// 2876 /// \headerfile <x86intrin.h> 2877 /// 2878 /// This intrinsic corresponds to the <c> VMOVMSKPS / MOVMSKPS </c> instruction. 2879 /// 2880 /// \param __a 2881 /// A 128-bit floating-point vector of [4 x float]. 2882 /// \returns A 32-bit integer value. Bits [3:0] contain the sign bits from each 2883 /// single-precision floating-point element of the parameter. Bits [31:4] are 2884 /// set to zero. 2885 static __inline__ int __DEFAULT_FN_ATTRS 2886 _mm_movemask_ps(__m128 __a) 2887 { 2888 return __builtin_ia32_movmskps((__v4sf)__a); 2889 } 2890 2891 2892 #define _MM_ALIGN16 __attribute__((aligned(16))) 2893 2894 #define _MM_SHUFFLE(z, y, x, w) (((z) << 6) | ((y) << 4) | ((x) << 2) | (w)) 2895 2896 #define _MM_EXCEPT_INVALID (0x0001) 2897 #define _MM_EXCEPT_DENORM (0x0002) 2898 #define _MM_EXCEPT_DIV_ZERO (0x0004) 2899 #define _MM_EXCEPT_OVERFLOW (0x0008) 2900 #define _MM_EXCEPT_UNDERFLOW (0x0010) 2901 #define _MM_EXCEPT_INEXACT (0x0020) 2902 #define _MM_EXCEPT_MASK (0x003f) 2903 2904 #define _MM_MASK_INVALID (0x0080) 2905 #define _MM_MASK_DENORM (0x0100) 2906 #define _MM_MASK_DIV_ZERO (0x0200) 2907 #define _MM_MASK_OVERFLOW (0x0400) 2908 #define _MM_MASK_UNDERFLOW (0x0800) 2909 #define _MM_MASK_INEXACT (0x1000) 2910 #define _MM_MASK_MASK (0x1f80) 2911 2912 #define _MM_ROUND_NEAREST (0x0000) 2913 #define _MM_ROUND_DOWN (0x2000) 2914 #define _MM_ROUND_UP (0x4000) 2915 #define _MM_ROUND_TOWARD_ZERO (0x6000) 2916 #define _MM_ROUND_MASK (0x6000) 2917 2918 #define _MM_FLUSH_ZERO_MASK (0x8000) 2919 #define _MM_FLUSH_ZERO_ON (0x8000) 2920 #define _MM_FLUSH_ZERO_OFF (0x0000) 2921 2922 #define _MM_GET_EXCEPTION_MASK() (_mm_getcsr() & _MM_MASK_MASK) 2923 #define _MM_GET_EXCEPTION_STATE() (_mm_getcsr() & _MM_EXCEPT_MASK) 2924 #define _MM_GET_FLUSH_ZERO_MODE() (_mm_getcsr() & _MM_FLUSH_ZERO_MASK) 2925 #define _MM_GET_ROUNDING_MODE() (_mm_getcsr() & _MM_ROUND_MASK) 2926 2927 #define _MM_SET_EXCEPTION_MASK(x) (_mm_setcsr((_mm_getcsr() & ~_MM_MASK_MASK) | (x))) 2928 #define _MM_SET_EXCEPTION_STATE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_EXCEPT_MASK) | (x))) 2929 #define _MM_SET_FLUSH_ZERO_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_FLUSH_ZERO_MASK) | (x))) 2930 #define _MM_SET_ROUNDING_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_ROUND_MASK) | (x))) 2931 2932 #define _MM_TRANSPOSE4_PS(row0, row1, row2, row3) \ 2933 do { \ 2934 __m128 tmp3, tmp2, tmp1, tmp0; \ 2935 tmp0 = _mm_unpacklo_ps((row0), (row1)); \ 2936 tmp2 = _mm_unpacklo_ps((row2), (row3)); \ 2937 tmp1 = _mm_unpackhi_ps((row0), (row1)); \ 2938 tmp3 = _mm_unpackhi_ps((row2), (row3)); \ 2939 (row0) = _mm_movelh_ps(tmp0, tmp2); \ 2940 (row1) = _mm_movehl_ps(tmp2, tmp0); \ 2941 (row2) = _mm_movelh_ps(tmp1, tmp3); \ 2942 (row3) = _mm_movehl_ps(tmp3, tmp1); \ 2943 } while (0) 2944 2945 /* Aliases for compatibility. */ 2946 #define _m_pextrw _mm_extract_pi16 2947 #define _m_pinsrw _mm_insert_pi16 2948 #define _m_pmaxsw _mm_max_pi16 2949 #define _m_pmaxub _mm_max_pu8 2950 #define _m_pminsw _mm_min_pi16 2951 #define _m_pminub _mm_min_pu8 2952 #define _m_pmovmskb _mm_movemask_pi8 2953 #define _m_pmulhuw _mm_mulhi_pu16 2954 #define _m_pshufw _mm_shuffle_pi16 2955 #define _m_maskmovq _mm_maskmove_si64 2956 #define _m_pavgb _mm_avg_pu8 2957 #define _m_pavgw _mm_avg_pu16 2958 #define _m_psadbw _mm_sad_pu8 2959 #define _m_ _mm_ 2960 #define _m_ _mm_ 2961 2962 #undef __DEFAULT_FN_ATTRS 2963 2964 /* Ugly hack for backwards-compatibility (compatible with gcc) */ 2965 #if defined(__SSE2__) && !__building_module(_Builtin_intrinsics) 2966 #include <emmintrin.h> 2967 #endif 2968 2969 #endif /* __XMMINTRIN_H */ 2970