xmmintrin.h revision 327952
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 29typedef int __v4si __attribute__((__vector_size__(16))); 30typedef float __v4sf __attribute__((__vector_size__(16))); 31typedef float __m128 __attribute__((__vector_size__(16))); 32 33/* Unsigned types */ 34typedef 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. 60static __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. 80static __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. 102static __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. 123static __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. 145static __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. 165static __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. 187static __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. 206static __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. 224static __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. 242static __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. 260static __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. 278static __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. 297static __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. 315static __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. 338static __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. 357static __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. 380static __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. 399static __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. 417static __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. 439static __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. 457static __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. 476static __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. 498static __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. 516static __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. 539static __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. 558static __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. 582static __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. 601static __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. 624static __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. 645static __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. 669static __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. 690static __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. 713static __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. 732static __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. 756static __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. 776static __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. 801static __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. 821static __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. 846static __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. 868static __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. 893static __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. 915static __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. 940static __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. 960static __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. 985static __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. 1005static __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. 1026static __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. 1048static __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. 1069static __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. 1090static __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. 1111static __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. 1132static __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. 1153static __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. 1174static __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. 1196static __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. 1218static __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. 1240static __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. 1261static __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. 1279static __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. 1297static __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. 1317static __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. 1335static __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. 1351static __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. 1370static __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. 1389static __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. 1409static __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. 1428static __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. 1445static __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. 1467static __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. 1490static __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. 1514static __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. 1540static __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. 1563static __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. 1580static __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. 1601static __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. 1628static __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. 1655static __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. 1677static __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. 1700static __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. 1717static __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. 1739static __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. 1753static __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. 1773static __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]. 1791static __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]. 1810static __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]. 1837static __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]. 1865static __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. 1880static __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. 1897static __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. 1914static __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. 1931static __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. 1952static __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. 1973static __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. 1992static __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. 2012static __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. 2031static __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_ET0 7 2039#define _MM_HINT_ET1 6 2040#define _MM_HINT_T0 3 2041#define _MM_HINT_T1 2 2042#define _MM_HINT_T2 1 2043#define _MM_HINT_NTA 0 2044 2045#ifndef _MSC_VER 2046/* FIXME: We have to #define this because "sel" must be a constant integer, and 2047 Sema doesn't do any form of constant propagation yet. */ 2048 2049/// \brief Loads one cache line of data from the specified address to a location 2050/// closer to the processor. 2051/// 2052/// \headerfile <x86intrin.h> 2053/// 2054/// \code 2055/// void _mm_prefetch(const void * a, const int sel); 2056/// \endcode 2057/// 2058/// This intrinsic corresponds to the <c> PREFETCHNTA </c> instruction. 2059/// 2060/// \param a 2061/// A pointer to a memory location containing a cache line of data. 2062/// \param sel 2063/// A predefined integer constant specifying the type of prefetch 2064/// operation: \n 2065/// _MM_HINT_NTA: Move data using the non-temporal access (NTA) hint. The 2066/// PREFETCHNTA instruction will be generated. \n 2067/// _MM_HINT_T0: Move data using the T0 hint. The PREFETCHT0 instruction will 2068/// be generated. \n 2069/// _MM_HINT_T1: Move data using the T1 hint. The PREFETCHT1 instruction will 2070/// be generated. \n 2071/// _MM_HINT_T2: Move data using the T2 hint. The PREFETCHT2 instruction will 2072/// be generated. 2073#define _mm_prefetch(a, sel) (__builtin_prefetch((void *)(a), \ 2074 ((sel) >> 2) & 1, (sel) & 0x3)) 2075#endif 2076 2077/// \brief Stores a 64-bit integer in the specified aligned memory location. To 2078/// minimize caching, the data is flagged as non-temporal (unlikely to be 2079/// used again soon). 2080/// 2081/// \headerfile <x86intrin.h> 2082/// 2083/// This intrinsic corresponds to the <c> MOVNTQ </c> instruction. 2084/// 2085/// \param __p 2086/// A pointer to an aligned memory location used to store the register value. 2087/// \param __a 2088/// A 64-bit integer containing the value to be stored. 2089static __inline__ void __DEFAULT_FN_ATTRS 2090_mm_stream_pi(__m64 *__p, __m64 __a) 2091{ 2092 __builtin_ia32_movntq(__p, __a); 2093} 2094 2095/// \brief Moves packed float values from a 128-bit vector of [4 x float] to a 2096/// 128-bit aligned memory location. To minimize caching, the data is flagged 2097/// as non-temporal (unlikely to be used again soon). 2098/// 2099/// \headerfile <x86intrin.h> 2100/// 2101/// This intrinsic corresponds to the <c> VMOVNTPS / MOVNTPS </c> instruction. 2102/// 2103/// \param __p 2104/// A pointer to a 128-bit aligned memory location that will receive the 2105/// single-precision floating-point values. 2106/// \param __a 2107/// A 128-bit vector of [4 x float] containing the values to be moved. 2108static __inline__ void __DEFAULT_FN_ATTRS 2109_mm_stream_ps(float *__p, __m128 __a) 2110{ 2111 __builtin_nontemporal_store((__v4sf)__a, (__v4sf*)__p); 2112} 2113 2114#if defined(__cplusplus) 2115extern "C" { 2116#endif 2117 2118/// \brief Forces strong memory ordering (serialization) between store 2119/// instructions preceding this instruction and store instructions following 2120/// this instruction, ensuring the system completes all previous stores 2121/// before executing subsequent stores. 2122/// 2123/// \headerfile <x86intrin.h> 2124/// 2125/// This intrinsic corresponds to the <c> SFENCE </c> instruction. 2126/// 2127void _mm_sfence(void); 2128 2129#if defined(__cplusplus) 2130} // extern "C" 2131#endif 2132 2133/// \brief Extracts 16-bit element from a 64-bit vector of [4 x i16] and 2134/// returns it, as specified by the immediate integer operand. 2135/// 2136/// \headerfile <x86intrin.h> 2137/// 2138/// \code 2139/// int _mm_extract_pi16(__m64 a, int n); 2140/// \endcode 2141/// 2142/// This intrinsic corresponds to the <c> VPEXTRW / PEXTRW </c> instruction. 2143/// 2144/// \param a 2145/// A 64-bit vector of [4 x i16]. 2146/// \param n 2147/// An immediate integer operand that determines which bits are extracted: \n 2148/// 0: Bits [15:0] are copied to the destination. \n 2149/// 1: Bits [31:16] are copied to the destination. \n 2150/// 2: Bits [47:32] are copied to the destination. \n 2151/// 3: Bits [63:48] are copied to the destination. 2152/// \returns A 16-bit integer containing the extracted 16 bits of packed data. 2153#define _mm_extract_pi16(a, n) __extension__ ({ \ 2154 (int)__builtin_ia32_vec_ext_v4hi((__m64)a, (int)n); }) 2155 2156/// \brief Copies data from the 64-bit vector of [4 x i16] to the destination, 2157/// and inserts the lower 16-bits of an integer operand at the 16-bit offset 2158/// specified by the immediate operand \a n. 2159/// 2160/// \headerfile <x86intrin.h> 2161/// 2162/// \code 2163/// __m64 _mm_insert_pi16(__m64 a, int d, int n); 2164/// \endcode 2165/// 2166/// This intrinsic corresponds to the <c> VPINSRW / PINSRW </c> instruction. 2167/// 2168/// \param a 2169/// A 64-bit vector of [4 x i16]. 2170/// \param d 2171/// An integer. The lower 16-bit value from this operand is written to the 2172/// destination at the offset specified by operand \a n. 2173/// \param n 2174/// An immediate integer operant that determines which the bits to be used 2175/// in the destination. \n 2176/// 0: Bits [15:0] are copied to the destination. \n 2177/// 1: Bits [31:16] are copied to the destination. \n 2178/// 2: Bits [47:32] are copied to the destination. \n 2179/// 3: Bits [63:48] are copied to the destination. \n 2180/// The remaining bits in the destination are copied from the corresponding 2181/// bits in operand \a a. 2182/// \returns A 64-bit integer vector containing the copied packed data from the 2183/// operands. 2184#define _mm_insert_pi16(a, d, n) __extension__ ({ \ 2185 (__m64)__builtin_ia32_vec_set_v4hi((__m64)a, (int)d, (int)n); }) 2186 2187/// \brief Compares each of the corresponding packed 16-bit integer values of 2188/// the 64-bit integer vectors, and writes the greater value to the 2189/// corresponding bits in the destination. 2190/// 2191/// \headerfile <x86intrin.h> 2192/// 2193/// This intrinsic corresponds to the <c> PMAXSW </c> instruction. 2194/// 2195/// \param __a 2196/// A 64-bit integer vector containing one of the source operands. 2197/// \param __b 2198/// A 64-bit integer vector containing one of the source operands. 2199/// \returns A 64-bit integer vector containing the comparison results. 2200static __inline__ __m64 __DEFAULT_FN_ATTRS 2201_mm_max_pi16(__m64 __a, __m64 __b) 2202{ 2203 return (__m64)__builtin_ia32_pmaxsw((__v4hi)__a, (__v4hi)__b); 2204} 2205 2206/// \brief Compares each of the corresponding packed 8-bit unsigned integer 2207/// values of the 64-bit integer vectors, and writes the greater value to the 2208/// corresponding bits in the destination. 2209/// 2210/// \headerfile <x86intrin.h> 2211/// 2212/// This intrinsic corresponds to the <c> PMAXUB </c> instruction. 2213/// 2214/// \param __a 2215/// A 64-bit integer vector containing one of the source operands. 2216/// \param __b 2217/// A 64-bit integer vector containing one of the source operands. 2218/// \returns A 64-bit integer vector containing the comparison results. 2219static __inline__ __m64 __DEFAULT_FN_ATTRS 2220_mm_max_pu8(__m64 __a, __m64 __b) 2221{ 2222 return (__m64)__builtin_ia32_pmaxub((__v8qi)__a, (__v8qi)__b); 2223} 2224 2225/// \brief Compares each of the corresponding packed 16-bit integer values of 2226/// the 64-bit integer vectors, and writes the lesser value to the 2227/// corresponding bits in the destination. 2228/// 2229/// \headerfile <x86intrin.h> 2230/// 2231/// This intrinsic corresponds to the <c> PMINSW </c> instruction. 2232/// 2233/// \param __a 2234/// A 64-bit integer vector containing one of the source operands. 2235/// \param __b 2236/// A 64-bit integer vector containing one of the source operands. 2237/// \returns A 64-bit integer vector containing the comparison results. 2238static __inline__ __m64 __DEFAULT_FN_ATTRS 2239_mm_min_pi16(__m64 __a, __m64 __b) 2240{ 2241 return (__m64)__builtin_ia32_pminsw((__v4hi)__a, (__v4hi)__b); 2242} 2243 2244/// \brief Compares each of the corresponding packed 8-bit unsigned integer 2245/// values of the 64-bit integer vectors, and writes the lesser value to the 2246/// corresponding bits in the destination. 2247/// 2248/// \headerfile <x86intrin.h> 2249/// 2250/// This intrinsic corresponds to the <c> PMINUB </c> instruction. 2251/// 2252/// \param __a 2253/// A 64-bit integer vector containing one of the source operands. 2254/// \param __b 2255/// A 64-bit integer vector containing one of the source operands. 2256/// \returns A 64-bit integer vector containing the comparison results. 2257static __inline__ __m64 __DEFAULT_FN_ATTRS 2258_mm_min_pu8(__m64 __a, __m64 __b) 2259{ 2260 return (__m64)__builtin_ia32_pminub((__v8qi)__a, (__v8qi)__b); 2261} 2262 2263/// \brief Takes the most significant bit from each 8-bit element in a 64-bit 2264/// integer vector to create a 16-bit mask value. Zero-extends the value to 2265/// 32-bit integer and writes it to the destination. 2266/// 2267/// \headerfile <x86intrin.h> 2268/// 2269/// This intrinsic corresponds to the <c> PMOVMSKB </c> instruction. 2270/// 2271/// \param __a 2272/// A 64-bit integer vector containing the values with bits to be extracted. 2273/// \returns The most significant bit from each 8-bit element in the operand, 2274/// written to bits [15:0]. 2275static __inline__ int __DEFAULT_FN_ATTRS 2276_mm_movemask_pi8(__m64 __a) 2277{ 2278 return __builtin_ia32_pmovmskb((__v8qi)__a); 2279} 2280 2281/// \brief Multiplies packed 16-bit unsigned integer values and writes the 2282/// high-order 16 bits of each 32-bit product to the corresponding bits in 2283/// the destination. 2284/// 2285/// \headerfile <x86intrin.h> 2286/// 2287/// This intrinsic corresponds to the <c> PMULHUW </c> instruction. 2288/// 2289/// \param __a 2290/// A 64-bit integer vector containing one of the source operands. 2291/// \param __b 2292/// A 64-bit integer vector containing one of the source operands. 2293/// \returns A 64-bit integer vector containing the products of both operands. 2294static __inline__ __m64 __DEFAULT_FN_ATTRS 2295_mm_mulhi_pu16(__m64 __a, __m64 __b) 2296{ 2297 return (__m64)__builtin_ia32_pmulhuw((__v4hi)__a, (__v4hi)__b); 2298} 2299 2300/// \brief Shuffles the 4 16-bit integers from a 64-bit integer vector to the 2301/// destination, as specified by the immediate value operand. 2302/// 2303/// \headerfile <x86intrin.h> 2304/// 2305/// \code 2306/// __m64 _mm_shuffle_pi16(__m64 a, const int n); 2307/// \endcode 2308/// 2309/// This intrinsic corresponds to the <c> PSHUFW </c> instruction. 2310/// 2311/// \param a 2312/// A 64-bit integer vector containing the values to be shuffled. 2313/// \param n 2314/// An immediate value containing an 8-bit value specifying which elements to 2315/// copy from \a a. The destinations within the 64-bit destination are 2316/// assigned values as follows: \n 2317/// Bits [1:0] are used to assign values to bits [15:0] in the 2318/// destination. \n 2319/// Bits [3:2] are used to assign values to bits [31:16] in the 2320/// destination. \n 2321/// Bits [5:4] are used to assign values to bits [47:32] in the 2322/// destination. \n 2323/// Bits [7:6] are used to assign values to bits [63:48] in the 2324/// destination. \n 2325/// Bit value assignments: \n 2326/// 00: assigned from bits [15:0] of \a a. \n 2327/// 01: assigned from bits [31:16] of \a a. \n 2328/// 10: assigned from bits [47:32] of \a a. \n 2329/// 11: assigned from bits [63:48] of \a a. 2330/// \returns A 64-bit integer vector containing the shuffled values. 2331#define _mm_shuffle_pi16(a, n) __extension__ ({ \ 2332 (__m64)__builtin_ia32_pshufw((__v4hi)(__m64)(a), (n)); }) 2333 2334/// \brief Conditionally copies the values from each 8-bit element in the first 2335/// 64-bit integer vector operand to the specified memory location, as 2336/// specified by the most significant bit in the corresponding element in the 2337/// second 64-bit integer vector operand. 2338/// 2339/// To minimize caching, the data is flagged as non-temporal 2340/// (unlikely to be used again soon). 2341/// 2342/// \headerfile <x86intrin.h> 2343/// 2344/// This intrinsic corresponds to the <c> MASKMOVQ </c> instruction. 2345/// 2346/// \param __d 2347/// A 64-bit integer vector containing the values with elements to be copied. 2348/// \param __n 2349/// A 64-bit integer vector operand. The most significant bit from each 8-bit 2350/// element determines whether the corresponding element in operand \a __d 2351/// is copied. If the most significant bit of a given element is 1, the 2352/// corresponding element in operand \a __d is copied. 2353/// \param __p 2354/// A pointer to a 64-bit memory location that will receive the conditionally 2355/// copied integer values. The address of the memory location does not have 2356/// to be aligned. 2357static __inline__ void __DEFAULT_FN_ATTRS 2358_mm_maskmove_si64(__m64 __d, __m64 __n, char *__p) 2359{ 2360 __builtin_ia32_maskmovq((__v8qi)__d, (__v8qi)__n, __p); 2361} 2362 2363/// \brief Computes the rounded averages of the packed unsigned 8-bit integer 2364/// values and writes the averages to the corresponding bits in the 2365/// destination. 2366/// 2367/// \headerfile <x86intrin.h> 2368/// 2369/// This intrinsic corresponds to the <c> PAVGB </c> instruction. 2370/// 2371/// \param __a 2372/// A 64-bit integer vector containing one of the source operands. 2373/// \param __b 2374/// A 64-bit integer vector containing one of the source operands. 2375/// \returns A 64-bit integer vector containing the averages of both operands. 2376static __inline__ __m64 __DEFAULT_FN_ATTRS 2377_mm_avg_pu8(__m64 __a, __m64 __b) 2378{ 2379 return (__m64)__builtin_ia32_pavgb((__v8qi)__a, (__v8qi)__b); 2380} 2381 2382/// \brief Computes the rounded averages of the packed unsigned 16-bit integer 2383/// values and writes the averages to the corresponding bits in the 2384/// destination. 2385/// 2386/// \headerfile <x86intrin.h> 2387/// 2388/// This intrinsic corresponds to the <c> PAVGW </c> instruction. 2389/// 2390/// \param __a 2391/// A 64-bit integer vector containing one of the source operands. 2392/// \param __b 2393/// A 64-bit integer vector containing one of the source operands. 2394/// \returns A 64-bit integer vector containing the averages of both operands. 2395static __inline__ __m64 __DEFAULT_FN_ATTRS 2396_mm_avg_pu16(__m64 __a, __m64 __b) 2397{ 2398 return (__m64)__builtin_ia32_pavgw((__v4hi)__a, (__v4hi)__b); 2399} 2400 2401/// \brief Subtracts the corresponding 8-bit unsigned integer values of the two 2402/// 64-bit vector operands and computes the absolute value for each of the 2403/// difference. Then sum of the 8 absolute differences is written to the 2404/// bits [15:0] of the destination; the remaining bits [63:16] are cleared. 2405/// 2406/// \headerfile <x86intrin.h> 2407/// 2408/// This intrinsic corresponds to the <c> PSADBW </c> instruction. 2409/// 2410/// \param __a 2411/// A 64-bit integer vector containing one of the source operands. 2412/// \param __b 2413/// A 64-bit integer vector containing one of the source operands. 2414/// \returns A 64-bit integer vector whose lower 16 bits contain the sums of the 2415/// sets of absolute differences between both operands. The upper bits are 2416/// cleared. 2417static __inline__ __m64 __DEFAULT_FN_ATTRS 2418_mm_sad_pu8(__m64 __a, __m64 __b) 2419{ 2420 return (__m64)__builtin_ia32_psadbw((__v8qi)__a, (__v8qi)__b); 2421} 2422 2423#if defined(__cplusplus) 2424extern "C" { 2425#endif 2426 2427/// \brief Returns the contents of the MXCSR register as a 32-bit unsigned 2428/// integer value. 2429/// 2430/// There are several groups of macros associated with this 2431/// intrinsic, including: 2432/// <ul> 2433/// <li> 2434/// For checking exception states: _MM_EXCEPT_INVALID, _MM_EXCEPT_DIV_ZERO, 2435/// _MM_EXCEPT_DENORM, _MM_EXCEPT_OVERFLOW, _MM_EXCEPT_UNDERFLOW, 2436/// _MM_EXCEPT_INEXACT. There is a convenience wrapper 2437/// _MM_GET_EXCEPTION_STATE(). 2438/// </li> 2439/// <li> 2440/// For checking exception masks: _MM_MASK_UNDERFLOW, _MM_MASK_OVERFLOW, 2441/// _MM_MASK_INVALID, _MM_MASK_DENORM, _MM_MASK_DIV_ZERO, _MM_MASK_INEXACT. 2442/// There is a convenience wrapper _MM_GET_EXCEPTION_MASK(). 2443/// </li> 2444/// <li> 2445/// For checking rounding modes: _MM_ROUND_NEAREST, _MM_ROUND_DOWN, 2446/// _MM_ROUND_UP, _MM_ROUND_TOWARD_ZERO. There is a convenience wrapper 2447/// _MM_GET_ROUNDING_MODE(x) where x is one of these macros. 2448/// </li> 2449/// <li> 2450/// For checking flush-to-zero mode: _MM_FLUSH_ZERO_ON, _MM_FLUSH_ZERO_OFF. 2451/// There is a convenience wrapper _MM_GET_FLUSH_ZERO_MODE(). 2452/// </li> 2453/// <li> 2454/// For checking denormals-are-zero mode: _MM_DENORMALS_ZERO_ON, 2455/// _MM_DENORMALS_ZERO_OFF. There is a convenience wrapper 2456/// _MM_GET_DENORMALS_ZERO_MODE(). 2457/// </li> 2458/// </ul> 2459/// 2460/// For example, the expression below checks if an overflow exception has 2461/// occurred: 2462/// ( _mm_getcsr() & _MM_EXCEPT_OVERFLOW ) 2463/// 2464/// The following example gets the current rounding mode: 2465/// _MM_GET_ROUNDING_MODE() 2466/// 2467/// \headerfile <x86intrin.h> 2468/// 2469/// This intrinsic corresponds to the <c> VSTMXCSR / STMXCSR </c> instruction. 2470/// 2471/// \returns A 32-bit unsigned integer containing the contents of the MXCSR 2472/// register. 2473unsigned int _mm_getcsr(void); 2474 2475/// \brief Sets the MXCSR register with the 32-bit unsigned integer value. 2476/// 2477/// There are several groups of macros associated with this intrinsic, 2478/// including: 2479/// <ul> 2480/// <li> 2481/// For setting exception states: _MM_EXCEPT_INVALID, _MM_EXCEPT_DIV_ZERO, 2482/// _MM_EXCEPT_DENORM, _MM_EXCEPT_OVERFLOW, _MM_EXCEPT_UNDERFLOW, 2483/// _MM_EXCEPT_INEXACT. There is a convenience wrapper 2484/// _MM_SET_EXCEPTION_STATE(x) where x is one of these macros. 2485/// </li> 2486/// <li> 2487/// For setting exception masks: _MM_MASK_UNDERFLOW, _MM_MASK_OVERFLOW, 2488/// _MM_MASK_INVALID, _MM_MASK_DENORM, _MM_MASK_DIV_ZERO, _MM_MASK_INEXACT. 2489/// There is a convenience wrapper _MM_SET_EXCEPTION_MASK(x) where x is one 2490/// of these macros. 2491/// </li> 2492/// <li> 2493/// For setting rounding modes: _MM_ROUND_NEAREST, _MM_ROUND_DOWN, 2494/// _MM_ROUND_UP, _MM_ROUND_TOWARD_ZERO. There is a convenience wrapper 2495/// _MM_SET_ROUNDING_MODE(x) where x is one of these macros. 2496/// </li> 2497/// <li> 2498/// For setting flush-to-zero mode: _MM_FLUSH_ZERO_ON, _MM_FLUSH_ZERO_OFF. 2499/// There is a convenience wrapper _MM_SET_FLUSH_ZERO_MODE(x) where x is 2500/// one of these macros. 2501/// </li> 2502/// <li> 2503/// For setting denormals-are-zero mode: _MM_DENORMALS_ZERO_ON, 2504/// _MM_DENORMALS_ZERO_OFF. There is a convenience wrapper 2505/// _MM_SET_DENORMALS_ZERO_MODE(x) where x is one of these macros. 2506/// </li> 2507/// </ul> 2508/// 2509/// For example, the following expression causes subsequent floating-point 2510/// operations to round up: 2511/// _mm_setcsr(_mm_getcsr() | _MM_ROUND_UP) 2512/// 2513/// The following example sets the DAZ and FTZ flags: 2514/// void setFlags() { 2515/// _MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON) 2516/// _MM_SET_DENORMALS_ZERO_MODE(_MM_DENORMALS_ZERO_ON) 2517/// } 2518/// 2519/// \headerfile <x86intrin.h> 2520/// 2521/// This intrinsic corresponds to the <c> VLDMXCSR / LDMXCSR </c> instruction. 2522/// 2523/// \param __i 2524/// A 32-bit unsigned integer value to be written to the MXCSR register. 2525void _mm_setcsr(unsigned int __i); 2526 2527#if defined(__cplusplus) 2528} // extern "C" 2529#endif 2530 2531/// \brief Selects 4 float values from the 128-bit operands of [4 x float], as 2532/// specified by the immediate value operand. 2533/// 2534/// \headerfile <x86intrin.h> 2535/// 2536/// \code 2537/// __m128 _mm_shuffle_ps(__m128 a, __m128 b, const int mask); 2538/// \endcode 2539/// 2540/// This intrinsic corresponds to the <c> VSHUFPS / SHUFPS </c> instruction. 2541/// 2542/// \param a 2543/// A 128-bit vector of [4 x float]. 2544/// \param b 2545/// A 128-bit vector of [4 x float]. 2546/// \param mask 2547/// An immediate value containing an 8-bit value specifying which elements to 2548/// copy from \a a and \a b. \n 2549/// Bits [3:0] specify the values copied from operand \a a. \n 2550/// Bits [7:4] specify the values copied from operand \a b. \n 2551/// The destinations within the 128-bit destination are assigned values as 2552/// follows: \n 2553/// Bits [1:0] are used to assign values to bits [31:0] in the 2554/// destination. \n 2555/// Bits [3:2] are used to assign values to bits [63:32] in the 2556/// destination. \n 2557/// Bits [5:4] are used to assign values to bits [95:64] in the 2558/// destination. \n 2559/// Bits [7:6] are used to assign values to bits [127:96] in the 2560/// destination. \n 2561/// Bit value assignments: \n 2562/// 00: Bits [31:0] copied from the specified operand. \n 2563/// 01: Bits [63:32] copied from the specified operand. \n 2564/// 10: Bits [95:64] copied from the specified operand. \n 2565/// 11: Bits [127:96] copied from the specified operand. 2566/// \returns A 128-bit vector of [4 x float] containing the shuffled values. 2567#define _mm_shuffle_ps(a, b, mask) __extension__ ({ \ 2568 (__m128)__builtin_shufflevector((__v4sf)(__m128)(a), (__v4sf)(__m128)(b), \ 2569 0 + (((mask) >> 0) & 0x3), \ 2570 0 + (((mask) >> 2) & 0x3), \ 2571 4 + (((mask) >> 4) & 0x3), \ 2572 4 + (((mask) >> 6) & 0x3)); }) 2573 2574/// \brief Unpacks the high-order (index 2,3) values from two 128-bit vectors of 2575/// [4 x float] and interleaves them into a 128-bit vector of [4 x float]. 2576/// 2577/// \headerfile <x86intrin.h> 2578/// 2579/// This intrinsic corresponds to the <c> VUNPCKHPS / UNPCKHPS </c> instruction. 2580/// 2581/// \param __a 2582/// A 128-bit vector of [4 x float]. \n 2583/// Bits [95:64] are written to bits [31:0] of the destination. \n 2584/// Bits [127:96] are written to bits [95:64] of the destination. 2585/// \param __b 2586/// A 128-bit vector of [4 x float]. 2587/// Bits [95:64] are written to bits [63:32] of the destination. \n 2588/// Bits [127:96] are written to bits [127:96] of the destination. 2589/// \returns A 128-bit vector of [4 x float] containing the interleaved values. 2590static __inline__ __m128 __DEFAULT_FN_ATTRS 2591_mm_unpackhi_ps(__m128 __a, __m128 __b) 2592{ 2593 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 2, 6, 3, 7); 2594} 2595 2596/// \brief Unpacks the low-order (index 0,1) values from two 128-bit vectors of 2597/// [4 x float] and interleaves them into a 128-bit vector of [4 x float]. 2598/// 2599/// \headerfile <x86intrin.h> 2600/// 2601/// This intrinsic corresponds to the <c> VUNPCKLPS / UNPCKLPS </c> instruction. 2602/// 2603/// \param __a 2604/// A 128-bit vector of [4 x float]. \n 2605/// Bits [31:0] are written to bits [31:0] of the destination. \n 2606/// Bits [63:32] are written to bits [95:64] of the destination. 2607/// \param __b 2608/// A 128-bit vector of [4 x float]. \n 2609/// Bits [31:0] are written to bits [63:32] of the destination. \n 2610/// Bits [63:32] are written to bits [127:96] of the destination. 2611/// \returns A 128-bit vector of [4 x float] containing the interleaved values. 2612static __inline__ __m128 __DEFAULT_FN_ATTRS 2613_mm_unpacklo_ps(__m128 __a, __m128 __b) 2614{ 2615 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 0, 4, 1, 5); 2616} 2617 2618/// \brief Constructs a 128-bit floating-point vector of [4 x float]. The lower 2619/// 32 bits are set to the lower 32 bits of the second parameter. The upper 2620/// 96 bits are set to the upper 96 bits of the first parameter. 2621/// 2622/// \headerfile <x86intrin.h> 2623/// 2624/// This intrinsic corresponds to the <c> VMOVSS / MOVSS </c> instruction. 2625/// 2626/// \param __a 2627/// A 128-bit floating-point vector of [4 x float]. The upper 96 bits are 2628/// written to the upper 96 bits of the result. 2629/// \param __b 2630/// A 128-bit floating-point vector of [4 x float]. The lower 32 bits are 2631/// written to the lower 32 bits of the result. 2632/// \returns A 128-bit floating-point vector of [4 x float]. 2633static __inline__ __m128 __DEFAULT_FN_ATTRS 2634_mm_move_ss(__m128 __a, __m128 __b) 2635{ 2636 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 4, 1, 2, 3); 2637} 2638 2639/// \brief Constructs a 128-bit floating-point vector of [4 x float]. The lower 2640/// 64 bits are set to the upper 64 bits of the second parameter. The upper 2641/// 64 bits are set to the upper 64 bits of the first parameter. 2642/// 2643/// \headerfile <x86intrin.h> 2644/// 2645/// This intrinsic corresponds to the <c> VUNPCKHPD / UNPCKHPD </c> instruction. 2646/// 2647/// \param __a 2648/// A 128-bit floating-point vector of [4 x float]. The upper 64 bits are 2649/// written to the upper 64 bits of the result. 2650/// \param __b 2651/// A 128-bit floating-point vector of [4 x float]. The upper 64 bits are 2652/// written to the lower 64 bits of the result. 2653/// \returns A 128-bit floating-point vector of [4 x float]. 2654static __inline__ __m128 __DEFAULT_FN_ATTRS 2655_mm_movehl_ps(__m128 __a, __m128 __b) 2656{ 2657 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 6, 7, 2, 3); 2658} 2659 2660/// \brief Constructs a 128-bit floating-point vector of [4 x float]. The lower 2661/// 64 bits are set to the lower 64 bits of the first parameter. The upper 2662/// 64 bits are set to the lower 64 bits of the second parameter. 2663/// 2664/// \headerfile <x86intrin.h> 2665/// 2666/// This intrinsic corresponds to the <c> VUNPCKLPD / UNPCKLPD </c> instruction. 2667/// 2668/// \param __a 2669/// A 128-bit floating-point vector of [4 x float]. The lower 64 bits are 2670/// written to the lower 64 bits of the result. 2671/// \param __b 2672/// A 128-bit floating-point vector of [4 x float]. The lower 64 bits are 2673/// written to the upper 64 bits of the result. 2674/// \returns A 128-bit floating-point vector of [4 x float]. 2675static __inline__ __m128 __DEFAULT_FN_ATTRS 2676_mm_movelh_ps(__m128 __a, __m128 __b) 2677{ 2678 return __builtin_shufflevector((__v4sf)__a, (__v4sf)__b, 0, 1, 4, 5); 2679} 2680 2681/// \brief Converts a 64-bit vector of [4 x i16] into a 128-bit vector of [4 x 2682/// float]. 2683/// 2684/// \headerfile <x86intrin.h> 2685/// 2686/// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2687/// 2688/// \param __a 2689/// A 64-bit vector of [4 x i16]. The elements of the destination are copied 2690/// from the corresponding elements in this operand. 2691/// \returns A 128-bit vector of [4 x float] containing the copied and converted 2692/// values from the operand. 2693static __inline__ __m128 __DEFAULT_FN_ATTRS 2694_mm_cvtpi16_ps(__m64 __a) 2695{ 2696 __m64 __b, __c; 2697 __m128 __r; 2698 2699 __b = _mm_setzero_si64(); 2700 __b = _mm_cmpgt_pi16(__b, __a); 2701 __c = _mm_unpackhi_pi16(__a, __b); 2702 __r = _mm_setzero_ps(); 2703 __r = _mm_cvtpi32_ps(__r, __c); 2704 __r = _mm_movelh_ps(__r, __r); 2705 __c = _mm_unpacklo_pi16(__a, __b); 2706 __r = _mm_cvtpi32_ps(__r, __c); 2707 2708 return __r; 2709} 2710 2711/// \brief Converts a 64-bit vector of 16-bit unsigned integer values into a 2712/// 128-bit vector of [4 x float]. 2713/// 2714/// \headerfile <x86intrin.h> 2715/// 2716/// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2717/// 2718/// \param __a 2719/// A 64-bit vector of 16-bit unsigned integer values. The elements of the 2720/// destination are copied from the corresponding elements in this operand. 2721/// \returns A 128-bit vector of [4 x float] containing the copied and converted 2722/// values from the operand. 2723static __inline__ __m128 __DEFAULT_FN_ATTRS 2724_mm_cvtpu16_ps(__m64 __a) 2725{ 2726 __m64 __b, __c; 2727 __m128 __r; 2728 2729 __b = _mm_setzero_si64(); 2730 __c = _mm_unpackhi_pi16(__a, __b); 2731 __r = _mm_setzero_ps(); 2732 __r = _mm_cvtpi32_ps(__r, __c); 2733 __r = _mm_movelh_ps(__r, __r); 2734 __c = _mm_unpacklo_pi16(__a, __b); 2735 __r = _mm_cvtpi32_ps(__r, __c); 2736 2737 return __r; 2738} 2739 2740/// \brief Converts the lower four 8-bit values from a 64-bit vector of [8 x i8] 2741/// into a 128-bit vector of [4 x float]. 2742/// 2743/// \headerfile <x86intrin.h> 2744/// 2745/// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2746/// 2747/// \param __a 2748/// A 64-bit vector of [8 x i8]. The elements of the destination are copied 2749/// from the corresponding lower 4 elements in this operand. 2750/// \returns A 128-bit vector of [4 x float] containing the copied and converted 2751/// values from the operand. 2752static __inline__ __m128 __DEFAULT_FN_ATTRS 2753_mm_cvtpi8_ps(__m64 __a) 2754{ 2755 __m64 __b; 2756 2757 __b = _mm_setzero_si64(); 2758 __b = _mm_cmpgt_pi8(__b, __a); 2759 __b = _mm_unpacklo_pi8(__a, __b); 2760 2761 return _mm_cvtpi16_ps(__b); 2762} 2763 2764/// \brief Converts the lower four unsigned 8-bit integer values from a 64-bit 2765/// vector of [8 x u8] into a 128-bit vector of [4 x float]. 2766/// 2767/// \headerfile <x86intrin.h> 2768/// 2769/// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2770/// 2771/// \param __a 2772/// A 64-bit vector of unsigned 8-bit integer values. The elements of the 2773/// destination are copied from the corresponding lower 4 elements in this 2774/// operand. 2775/// \returns A 128-bit vector of [4 x float] containing the copied and converted 2776/// values from the source operand. 2777static __inline__ __m128 __DEFAULT_FN_ATTRS 2778_mm_cvtpu8_ps(__m64 __a) 2779{ 2780 __m64 __b; 2781 2782 __b = _mm_setzero_si64(); 2783 __b = _mm_unpacklo_pi8(__a, __b); 2784 2785 return _mm_cvtpi16_ps(__b); 2786} 2787 2788/// \brief Converts the two 32-bit signed integer values from each 64-bit vector 2789/// operand of [2 x i32] into a 128-bit vector of [4 x float]. 2790/// 2791/// \headerfile <x86intrin.h> 2792/// 2793/// This intrinsic corresponds to the <c> CVTPI2PS + COMPOSITE </c> instruction. 2794/// 2795/// \param __a 2796/// A 64-bit vector of [2 x i32]. The lower elements of the destination are 2797/// copied from the elements in this operand. 2798/// \param __b 2799/// A 64-bit vector of [2 x i32]. The upper elements of the destination are 2800/// copied from the elements in this operand. 2801/// \returns A 128-bit vector of [4 x float] whose lower 64 bits contain the 2802/// copied and converted values from the first operand. The upper 64 bits 2803/// contain the copied and converted values from the second operand. 2804static __inline__ __m128 __DEFAULT_FN_ATTRS 2805_mm_cvtpi32x2_ps(__m64 __a, __m64 __b) 2806{ 2807 __m128 __c; 2808 2809 __c = _mm_setzero_ps(); 2810 __c = _mm_cvtpi32_ps(__c, __b); 2811 __c = _mm_movelh_ps(__c, __c); 2812 2813 return _mm_cvtpi32_ps(__c, __a); 2814} 2815 2816/// \brief Converts each single-precision floating-point element of a 128-bit 2817/// floating-point vector of [4 x float] into a 16-bit signed integer, and 2818/// packs the results into a 64-bit integer vector of [4 x i16]. 2819/// 2820/// If the floating-point element is NaN or infinity, or if the 2821/// floating-point element is greater than 0x7FFFFFFF or less than -0x8000, 2822/// it is converted to 0x8000. Otherwise if the floating-point element is 2823/// greater than 0x7FFF, it is converted to 0x7FFF. 2824/// 2825/// \headerfile <x86intrin.h> 2826/// 2827/// This intrinsic corresponds to the <c> CVTPS2PI + COMPOSITE </c> instruction. 2828/// 2829/// \param __a 2830/// A 128-bit floating-point vector of [4 x float]. 2831/// \returns A 64-bit integer vector of [4 x i16] containing the converted 2832/// values. 2833static __inline__ __m64 __DEFAULT_FN_ATTRS 2834_mm_cvtps_pi16(__m128 __a) 2835{ 2836 __m64 __b, __c; 2837 2838 __b = _mm_cvtps_pi32(__a); 2839 __a = _mm_movehl_ps(__a, __a); 2840 __c = _mm_cvtps_pi32(__a); 2841 2842 return _mm_packs_pi32(__b, __c); 2843} 2844 2845/// \brief Converts each single-precision floating-point element of a 128-bit 2846/// floating-point vector of [4 x float] into an 8-bit signed integer, and 2847/// packs the results into the lower 32 bits of a 64-bit integer vector of 2848/// [8 x i8]. The upper 32 bits of the vector are set to 0. 2849/// 2850/// If the floating-point element is NaN or infinity, or if the 2851/// floating-point element is greater than 0x7FFFFFFF or less than -0x80, it 2852/// is converted to 0x80. Otherwise if the floating-point element is greater 2853/// than 0x7F, it is converted to 0x7F. 2854/// 2855/// \headerfile <x86intrin.h> 2856/// 2857/// This intrinsic corresponds to the <c> CVTPS2PI + COMPOSITE </c> instruction. 2858/// 2859/// \param __a 2860/// 128-bit floating-point vector of [4 x float]. 2861/// \returns A 64-bit integer vector of [8 x i8]. The lower 32 bits contain the 2862/// converted values and the uppper 32 bits are set to zero. 2863static __inline__ __m64 __DEFAULT_FN_ATTRS 2864_mm_cvtps_pi8(__m128 __a) 2865{ 2866 __m64 __b, __c; 2867 2868 __b = _mm_cvtps_pi16(__a); 2869 __c = _mm_setzero_si64(); 2870 2871 return _mm_packs_pi16(__b, __c); 2872} 2873 2874/// \brief Extracts the sign bits from each single-precision floating-point 2875/// element of a 128-bit floating-point vector of [4 x float] and returns the 2876/// sign bits in bits [0:3] of the result. Bits [31:4] of the result are set 2877/// to zero. 2878/// 2879/// \headerfile <x86intrin.h> 2880/// 2881/// This intrinsic corresponds to the <c> VMOVMSKPS / MOVMSKPS </c> instruction. 2882/// 2883/// \param __a 2884/// A 128-bit floating-point vector of [4 x float]. 2885/// \returns A 32-bit integer value. Bits [3:0] contain the sign bits from each 2886/// single-precision floating-point element of the parameter. Bits [31:4] are 2887/// set to zero. 2888static __inline__ int __DEFAULT_FN_ATTRS 2889_mm_movemask_ps(__m128 __a) 2890{ 2891 return __builtin_ia32_movmskps((__v4sf)__a); 2892} 2893 2894 2895#define _MM_ALIGN16 __attribute__((aligned(16))) 2896 2897#define _MM_SHUFFLE(z, y, x, w) (((z) << 6) | ((y) << 4) | ((x) << 2) | (w)) 2898 2899#define _MM_EXCEPT_INVALID (0x0001) 2900#define _MM_EXCEPT_DENORM (0x0002) 2901#define _MM_EXCEPT_DIV_ZERO (0x0004) 2902#define _MM_EXCEPT_OVERFLOW (0x0008) 2903#define _MM_EXCEPT_UNDERFLOW (0x0010) 2904#define _MM_EXCEPT_INEXACT (0x0020) 2905#define _MM_EXCEPT_MASK (0x003f) 2906 2907#define _MM_MASK_INVALID (0x0080) 2908#define _MM_MASK_DENORM (0x0100) 2909#define _MM_MASK_DIV_ZERO (0x0200) 2910#define _MM_MASK_OVERFLOW (0x0400) 2911#define _MM_MASK_UNDERFLOW (0x0800) 2912#define _MM_MASK_INEXACT (0x1000) 2913#define _MM_MASK_MASK (0x1f80) 2914 2915#define _MM_ROUND_NEAREST (0x0000) 2916#define _MM_ROUND_DOWN (0x2000) 2917#define _MM_ROUND_UP (0x4000) 2918#define _MM_ROUND_TOWARD_ZERO (0x6000) 2919#define _MM_ROUND_MASK (0x6000) 2920 2921#define _MM_FLUSH_ZERO_MASK (0x8000) 2922#define _MM_FLUSH_ZERO_ON (0x8000) 2923#define _MM_FLUSH_ZERO_OFF (0x0000) 2924 2925#define _MM_GET_EXCEPTION_MASK() (_mm_getcsr() & _MM_MASK_MASK) 2926#define _MM_GET_EXCEPTION_STATE() (_mm_getcsr() & _MM_EXCEPT_MASK) 2927#define _MM_GET_FLUSH_ZERO_MODE() (_mm_getcsr() & _MM_FLUSH_ZERO_MASK) 2928#define _MM_GET_ROUNDING_MODE() (_mm_getcsr() & _MM_ROUND_MASK) 2929 2930#define _MM_SET_EXCEPTION_MASK(x) (_mm_setcsr((_mm_getcsr() & ~_MM_MASK_MASK) | (x))) 2931#define _MM_SET_EXCEPTION_STATE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_EXCEPT_MASK) | (x))) 2932#define _MM_SET_FLUSH_ZERO_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_FLUSH_ZERO_MASK) | (x))) 2933#define _MM_SET_ROUNDING_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_ROUND_MASK) | (x))) 2934 2935#define _MM_TRANSPOSE4_PS(row0, row1, row2, row3) \ 2936do { \ 2937 __m128 tmp3, tmp2, tmp1, tmp0; \ 2938 tmp0 = _mm_unpacklo_ps((row0), (row1)); \ 2939 tmp2 = _mm_unpacklo_ps((row2), (row3)); \ 2940 tmp1 = _mm_unpackhi_ps((row0), (row1)); \ 2941 tmp3 = _mm_unpackhi_ps((row2), (row3)); \ 2942 (row0) = _mm_movelh_ps(tmp0, tmp2); \ 2943 (row1) = _mm_movehl_ps(tmp2, tmp0); \ 2944 (row2) = _mm_movelh_ps(tmp1, tmp3); \ 2945 (row3) = _mm_movehl_ps(tmp3, tmp1); \ 2946} while (0) 2947 2948/* Aliases for compatibility. */ 2949#define _m_pextrw _mm_extract_pi16 2950#define _m_pinsrw _mm_insert_pi16 2951#define _m_pmaxsw _mm_max_pi16 2952#define _m_pmaxub _mm_max_pu8 2953#define _m_pminsw _mm_min_pi16 2954#define _m_pminub _mm_min_pu8 2955#define _m_pmovmskb _mm_movemask_pi8 2956#define _m_pmulhuw _mm_mulhi_pu16 2957#define _m_pshufw _mm_shuffle_pi16 2958#define _m_maskmovq _mm_maskmove_si64 2959#define _m_pavgb _mm_avg_pu8 2960#define _m_pavgw _mm_avg_pu16 2961#define _m_psadbw _mm_sad_pu8 2962#define _m_ _mm_ 2963#define _m_ _mm_ 2964 2965#undef __DEFAULT_FN_ATTRS 2966 2967/* Ugly hack for backwards-compatibility (compatible with gcc) */ 2968#if defined(__SSE2__) && !__building_module(_Builtin_intrinsics) 2969#include <emmintrin.h> 2970#endif 2971 2972#endif /* __XMMINTRIN_H */ 2973