Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 1 | /*===---- tmmintrin.h - SSSE3 intrinsics -----------------------------------=== |
| 2 | * |
Logan Chien | df4f766 | 2019-09-04 16:45:23 -0700 | [diff] [blame] | 3 | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | * See https://llvm.org/LICENSE.txt for license information. |
| 5 | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 6 | * |
| 7 | *===-----------------------------------------------------------------------=== |
| 8 | */ |
| 9 | |
| 10 | #ifndef __TMMINTRIN_H |
| 11 | #define __TMMINTRIN_H |
| 12 | |
Pirama Arumuga Nainar | ec8c89d | 2022-02-23 09:26:16 -0800 | [diff] [blame] | 13 | #if !defined(__i386__) && !defined(__x86_64__) |
| 14 | #error "This header is only meant to be used on x86 and x64 architecture" |
| 15 | #endif |
| 16 | |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 17 | #include <pmmintrin.h> |
| 18 | |
| 19 | /* Define the default attributes for the functions in this file. */ |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 20 | #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("ssse3"), __min_vector_width__(64))) |
| 21 | #define __DEFAULT_FN_ATTRS_MMX __attribute__((__always_inline__, __nodebug__, __target__("mmx,ssse3"), __min_vector_width__(64))) |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 22 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 23 | /// Computes the absolute value of each of the packed 8-bit signed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 24 | /// integers in the source operand and stores the 8-bit unsigned integer |
| 25 | /// results in the destination. |
| 26 | /// |
| 27 | /// \headerfile <x86intrin.h> |
| 28 | /// |
| 29 | /// This intrinsic corresponds to the \c PABSB instruction. |
| 30 | /// |
| 31 | /// \param __a |
| 32 | /// A 64-bit vector of [8 x i8]. |
| 33 | /// \returns A 64-bit integer vector containing the absolute values of the |
| 34 | /// elements in the operand. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 35 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 36 | _mm_abs_pi8(__m64 __a) |
| 37 | { |
| 38 | return (__m64)__builtin_ia32_pabsb((__v8qi)__a); |
| 39 | } |
| 40 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 41 | /// Computes the absolute value of each of the packed 8-bit signed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 42 | /// integers in the source operand and stores the 8-bit unsigned integer |
| 43 | /// results in the destination. |
| 44 | /// |
| 45 | /// \headerfile <x86intrin.h> |
| 46 | /// |
| 47 | /// This intrinsic corresponds to the \c VPABSB instruction. |
| 48 | /// |
| 49 | /// \param __a |
| 50 | /// A 128-bit vector of [16 x i8]. |
| 51 | /// \returns A 128-bit integer vector containing the absolute values of the |
| 52 | /// elements in the operand. |
| 53 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 54 | _mm_abs_epi8(__m128i __a) |
| 55 | { |
| 56 | return (__m128i)__builtin_ia32_pabsb128((__v16qi)__a); |
| 57 | } |
| 58 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 59 | /// Computes the absolute value of each of the packed 16-bit signed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 60 | /// integers in the source operand and stores the 16-bit unsigned integer |
| 61 | /// results in the destination. |
| 62 | /// |
| 63 | /// \headerfile <x86intrin.h> |
| 64 | /// |
| 65 | /// This intrinsic corresponds to the \c PABSW instruction. |
| 66 | /// |
| 67 | /// \param __a |
| 68 | /// A 64-bit vector of [4 x i16]. |
| 69 | /// \returns A 64-bit integer vector containing the absolute values of the |
| 70 | /// elements in the operand. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 71 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 72 | _mm_abs_pi16(__m64 __a) |
| 73 | { |
| 74 | return (__m64)__builtin_ia32_pabsw((__v4hi)__a); |
| 75 | } |
| 76 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 77 | /// Computes the absolute value of each of the packed 16-bit signed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 78 | /// integers in the source operand and stores the 16-bit unsigned integer |
| 79 | /// results in the destination. |
| 80 | /// |
| 81 | /// \headerfile <x86intrin.h> |
| 82 | /// |
| 83 | /// This intrinsic corresponds to the \c VPABSW instruction. |
| 84 | /// |
| 85 | /// \param __a |
| 86 | /// A 128-bit vector of [8 x i16]. |
| 87 | /// \returns A 128-bit integer vector containing the absolute values of the |
| 88 | /// elements in the operand. |
| 89 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 90 | _mm_abs_epi16(__m128i __a) |
| 91 | { |
| 92 | return (__m128i)__builtin_ia32_pabsw128((__v8hi)__a); |
| 93 | } |
| 94 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 95 | /// Computes the absolute value of each of the packed 32-bit signed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 96 | /// integers in the source operand and stores the 32-bit unsigned integer |
| 97 | /// results in the destination. |
| 98 | /// |
| 99 | /// \headerfile <x86intrin.h> |
| 100 | /// |
| 101 | /// This intrinsic corresponds to the \c PABSD instruction. |
| 102 | /// |
| 103 | /// \param __a |
| 104 | /// A 64-bit vector of [2 x i32]. |
| 105 | /// \returns A 64-bit integer vector containing the absolute values of the |
| 106 | /// elements in the operand. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 107 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 108 | _mm_abs_pi32(__m64 __a) |
| 109 | { |
| 110 | return (__m64)__builtin_ia32_pabsd((__v2si)__a); |
| 111 | } |
| 112 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 113 | /// Computes the absolute value of each of the packed 32-bit signed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 114 | /// integers in the source operand and stores the 32-bit unsigned integer |
| 115 | /// results in the destination. |
| 116 | /// |
| 117 | /// \headerfile <x86intrin.h> |
| 118 | /// |
| 119 | /// This intrinsic corresponds to the \c VPABSD instruction. |
| 120 | /// |
| 121 | /// \param __a |
| 122 | /// A 128-bit vector of [4 x i32]. |
| 123 | /// \returns A 128-bit integer vector containing the absolute values of the |
| 124 | /// elements in the operand. |
| 125 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 126 | _mm_abs_epi32(__m128i __a) |
| 127 | { |
| 128 | return (__m128i)__builtin_ia32_pabsd128((__v4si)__a); |
| 129 | } |
| 130 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 131 | /// Concatenates the two 128-bit integer vector operands, and |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 132 | /// right-shifts the result by the number of bytes specified in the immediate |
| 133 | /// operand. |
| 134 | /// |
| 135 | /// \headerfile <x86intrin.h> |
| 136 | /// |
| 137 | /// \code |
| 138 | /// __m128i _mm_alignr_epi8(__m128i a, __m128i b, const int n); |
| 139 | /// \endcode |
| 140 | /// |
| 141 | /// This intrinsic corresponds to the \c PALIGNR instruction. |
| 142 | /// |
| 143 | /// \param a |
| 144 | /// A 128-bit vector of [16 x i8] containing one of the source operands. |
| 145 | /// \param b |
| 146 | /// A 128-bit vector of [16 x i8] containing one of the source operands. |
| 147 | /// \param n |
| 148 | /// An immediate operand specifying how many bytes to right-shift the result. |
| 149 | /// \returns A 128-bit integer vector containing the concatenated right-shifted |
| 150 | /// value. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 151 | #define _mm_alignr_epi8(a, b, n) \ |
Pirama Arumuga Nainar | 494f645 | 2021-12-02 10:42:14 -0800 | [diff] [blame] | 152 | ((__m128i)__builtin_ia32_palignr128((__v16qi)(__m128i)(a), \ |
| 153 | (__v16qi)(__m128i)(b), (n))) |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 154 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 155 | /// Concatenates the two 64-bit integer vector operands, and right-shifts |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 156 | /// the result by the number of bytes specified in the immediate operand. |
| 157 | /// |
| 158 | /// \headerfile <x86intrin.h> |
| 159 | /// |
| 160 | /// \code |
| 161 | /// __m64 _mm_alignr_pi8(__m64 a, __m64 b, const int n); |
| 162 | /// \endcode |
| 163 | /// |
| 164 | /// This intrinsic corresponds to the \c PALIGNR instruction. |
| 165 | /// |
| 166 | /// \param a |
| 167 | /// A 64-bit vector of [8 x i8] containing one of the source operands. |
| 168 | /// \param b |
| 169 | /// A 64-bit vector of [8 x i8] containing one of the source operands. |
| 170 | /// \param n |
| 171 | /// An immediate operand specifying how many bytes to right-shift the result. |
| 172 | /// \returns A 64-bit integer vector containing the concatenated right-shifted |
| 173 | /// value. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 174 | #define _mm_alignr_pi8(a, b, n) \ |
Pirama Arumuga Nainar | 494f645 | 2021-12-02 10:42:14 -0800 | [diff] [blame] | 175 | ((__m64)__builtin_ia32_palignr((__v8qi)(__m64)(a), (__v8qi)(__m64)(b), (n))) |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 176 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 177 | /// Horizontally adds the adjacent pairs of values contained in 2 packed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 178 | /// 128-bit vectors of [8 x i16]. |
| 179 | /// |
| 180 | /// \headerfile <x86intrin.h> |
| 181 | /// |
| 182 | /// This intrinsic corresponds to the \c VPHADDW instruction. |
| 183 | /// |
| 184 | /// \param __a |
| 185 | /// A 128-bit vector of [8 x i16] containing one of the source operands. The |
| 186 | /// horizontal sums of the values are stored in the lower bits of the |
| 187 | /// destination. |
| 188 | /// \param __b |
| 189 | /// A 128-bit vector of [8 x i16] containing one of the source operands. The |
| 190 | /// horizontal sums of the values are stored in the upper bits of the |
| 191 | /// destination. |
| 192 | /// \returns A 128-bit vector of [8 x i16] containing the horizontal sums of |
| 193 | /// both operands. |
| 194 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 195 | _mm_hadd_epi16(__m128i __a, __m128i __b) |
| 196 | { |
| 197 | return (__m128i)__builtin_ia32_phaddw128((__v8hi)__a, (__v8hi)__b); |
| 198 | } |
| 199 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 200 | /// Horizontally adds the adjacent pairs of values contained in 2 packed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 201 | /// 128-bit vectors of [4 x i32]. |
| 202 | /// |
| 203 | /// \headerfile <x86intrin.h> |
| 204 | /// |
| 205 | /// This intrinsic corresponds to the \c VPHADDD instruction. |
| 206 | /// |
| 207 | /// \param __a |
| 208 | /// A 128-bit vector of [4 x i32] containing one of the source operands. The |
| 209 | /// horizontal sums of the values are stored in the lower bits of the |
| 210 | /// destination. |
| 211 | /// \param __b |
| 212 | /// A 128-bit vector of [4 x i32] containing one of the source operands. The |
| 213 | /// horizontal sums of the values are stored in the upper bits of the |
| 214 | /// destination. |
| 215 | /// \returns A 128-bit vector of [4 x i32] containing the horizontal sums of |
| 216 | /// both operands. |
| 217 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 218 | _mm_hadd_epi32(__m128i __a, __m128i __b) |
| 219 | { |
| 220 | return (__m128i)__builtin_ia32_phaddd128((__v4si)__a, (__v4si)__b); |
| 221 | } |
| 222 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 223 | /// Horizontally adds the adjacent pairs of values contained in 2 packed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 224 | /// 64-bit vectors of [4 x i16]. |
| 225 | /// |
| 226 | /// \headerfile <x86intrin.h> |
| 227 | /// |
| 228 | /// This intrinsic corresponds to the \c PHADDW instruction. |
| 229 | /// |
| 230 | /// \param __a |
| 231 | /// A 64-bit vector of [4 x i16] containing one of the source operands. The |
| 232 | /// horizontal sums of the values are stored in the lower bits of the |
| 233 | /// destination. |
| 234 | /// \param __b |
| 235 | /// A 64-bit vector of [4 x i16] containing one of the source operands. The |
| 236 | /// horizontal sums of the values are stored in the upper bits of the |
| 237 | /// destination. |
| 238 | /// \returns A 64-bit vector of [4 x i16] containing the horizontal sums of both |
| 239 | /// operands. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 240 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 241 | _mm_hadd_pi16(__m64 __a, __m64 __b) |
| 242 | { |
| 243 | return (__m64)__builtin_ia32_phaddw((__v4hi)__a, (__v4hi)__b); |
| 244 | } |
| 245 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 246 | /// Horizontally adds the adjacent pairs of values contained in 2 packed |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 247 | /// 64-bit vectors of [2 x i32]. |
| 248 | /// |
| 249 | /// \headerfile <x86intrin.h> |
| 250 | /// |
| 251 | /// This intrinsic corresponds to the \c PHADDD instruction. |
| 252 | /// |
| 253 | /// \param __a |
| 254 | /// A 64-bit vector of [2 x i32] containing one of the source operands. The |
| 255 | /// horizontal sums of the values are stored in the lower bits of the |
| 256 | /// destination. |
| 257 | /// \param __b |
| 258 | /// A 64-bit vector of [2 x i32] containing one of the source operands. The |
| 259 | /// horizontal sums of the values are stored in the upper bits of the |
| 260 | /// destination. |
| 261 | /// \returns A 64-bit vector of [2 x i32] containing the horizontal sums of both |
| 262 | /// operands. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 263 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 264 | _mm_hadd_pi32(__m64 __a, __m64 __b) |
| 265 | { |
| 266 | return (__m64)__builtin_ia32_phaddd((__v2si)__a, (__v2si)__b); |
| 267 | } |
| 268 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 269 | /// Horizontally adds the adjacent pairs of values contained in 2 packed |
| 270 | /// 128-bit vectors of [8 x i16]. Positive sums greater than 0x7FFF are |
| 271 | /// saturated to 0x7FFF. Negative sums less than 0x8000 are saturated to |
| 272 | /// 0x8000. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 273 | /// |
| 274 | /// \headerfile <x86intrin.h> |
| 275 | /// |
| 276 | /// This intrinsic corresponds to the \c VPHADDSW instruction. |
| 277 | /// |
| 278 | /// \param __a |
| 279 | /// A 128-bit vector of [8 x i16] containing one of the source operands. The |
| 280 | /// horizontal sums of the values are stored in the lower bits of the |
| 281 | /// destination. |
| 282 | /// \param __b |
| 283 | /// A 128-bit vector of [8 x i16] containing one of the source operands. The |
| 284 | /// horizontal sums of the values are stored in the upper bits of the |
| 285 | /// destination. |
| 286 | /// \returns A 128-bit vector of [8 x i16] containing the horizontal saturated |
| 287 | /// sums of both operands. |
| 288 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 289 | _mm_hadds_epi16(__m128i __a, __m128i __b) |
| 290 | { |
| 291 | return (__m128i)__builtin_ia32_phaddsw128((__v8hi)__a, (__v8hi)__b); |
| 292 | } |
| 293 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 294 | /// Horizontally adds the adjacent pairs of values contained in 2 packed |
| 295 | /// 64-bit vectors of [4 x i16]. Positive sums greater than 0x7FFF are |
| 296 | /// saturated to 0x7FFF. Negative sums less than 0x8000 are saturated to |
| 297 | /// 0x8000. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 298 | /// |
| 299 | /// \headerfile <x86intrin.h> |
| 300 | /// |
| 301 | /// This intrinsic corresponds to the \c PHADDSW instruction. |
| 302 | /// |
| 303 | /// \param __a |
| 304 | /// A 64-bit vector of [4 x i16] containing one of the source operands. The |
| 305 | /// horizontal sums of the values are stored in the lower bits of the |
| 306 | /// destination. |
| 307 | /// \param __b |
| 308 | /// A 64-bit vector of [4 x i16] containing one of the source operands. The |
| 309 | /// horizontal sums of the values are stored in the upper bits of the |
| 310 | /// destination. |
| 311 | /// \returns A 64-bit vector of [4 x i16] containing the horizontal saturated |
| 312 | /// sums of both operands. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 313 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 314 | _mm_hadds_pi16(__m64 __a, __m64 __b) |
| 315 | { |
| 316 | return (__m64)__builtin_ia32_phaddsw((__v4hi)__a, (__v4hi)__b); |
| 317 | } |
| 318 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 319 | /// Horizontally subtracts the adjacent pairs of values contained in 2 |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 320 | /// packed 128-bit vectors of [8 x i16]. |
| 321 | /// |
| 322 | /// \headerfile <x86intrin.h> |
| 323 | /// |
| 324 | /// This intrinsic corresponds to the \c VPHSUBW instruction. |
| 325 | /// |
| 326 | /// \param __a |
| 327 | /// A 128-bit vector of [8 x i16] containing one of the source operands. The |
| 328 | /// horizontal differences between the values are stored in the lower bits of |
| 329 | /// the destination. |
| 330 | /// \param __b |
| 331 | /// A 128-bit vector of [8 x i16] containing one of the source operands. The |
| 332 | /// horizontal differences between the values are stored in the upper bits of |
| 333 | /// the destination. |
| 334 | /// \returns A 128-bit vector of [8 x i16] containing the horizontal differences |
| 335 | /// of both operands. |
| 336 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 337 | _mm_hsub_epi16(__m128i __a, __m128i __b) |
| 338 | { |
| 339 | return (__m128i)__builtin_ia32_phsubw128((__v8hi)__a, (__v8hi)__b); |
| 340 | } |
| 341 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 342 | /// Horizontally subtracts the adjacent pairs of values contained in 2 |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 343 | /// packed 128-bit vectors of [4 x i32]. |
| 344 | /// |
| 345 | /// \headerfile <x86intrin.h> |
| 346 | /// |
| 347 | /// This intrinsic corresponds to the \c VPHSUBD instruction. |
| 348 | /// |
| 349 | /// \param __a |
| 350 | /// A 128-bit vector of [4 x i32] containing one of the source operands. The |
| 351 | /// horizontal differences between the values are stored in the lower bits of |
| 352 | /// the destination. |
| 353 | /// \param __b |
| 354 | /// A 128-bit vector of [4 x i32] containing one of the source operands. The |
| 355 | /// horizontal differences between the values are stored in the upper bits of |
| 356 | /// the destination. |
| 357 | /// \returns A 128-bit vector of [4 x i32] containing the horizontal differences |
| 358 | /// of both operands. |
| 359 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 360 | _mm_hsub_epi32(__m128i __a, __m128i __b) |
| 361 | { |
| 362 | return (__m128i)__builtin_ia32_phsubd128((__v4si)__a, (__v4si)__b); |
| 363 | } |
| 364 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 365 | /// Horizontally subtracts the adjacent pairs of values contained in 2 |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 366 | /// packed 64-bit vectors of [4 x i16]. |
| 367 | /// |
| 368 | /// \headerfile <x86intrin.h> |
| 369 | /// |
| 370 | /// This intrinsic corresponds to the \c PHSUBW instruction. |
| 371 | /// |
| 372 | /// \param __a |
| 373 | /// A 64-bit vector of [4 x i16] containing one of the source operands. The |
| 374 | /// horizontal differences between the values are stored in the lower bits of |
| 375 | /// the destination. |
| 376 | /// \param __b |
| 377 | /// A 64-bit vector of [4 x i16] containing one of the source operands. The |
| 378 | /// horizontal differences between the values are stored in the upper bits of |
| 379 | /// the destination. |
| 380 | /// \returns A 64-bit vector of [4 x i16] containing the horizontal differences |
| 381 | /// of both operands. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 382 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 383 | _mm_hsub_pi16(__m64 __a, __m64 __b) |
| 384 | { |
| 385 | return (__m64)__builtin_ia32_phsubw((__v4hi)__a, (__v4hi)__b); |
| 386 | } |
| 387 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 388 | /// Horizontally subtracts the adjacent pairs of values contained in 2 |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 389 | /// packed 64-bit vectors of [2 x i32]. |
| 390 | /// |
| 391 | /// \headerfile <x86intrin.h> |
| 392 | /// |
| 393 | /// This intrinsic corresponds to the \c PHSUBD instruction. |
| 394 | /// |
| 395 | /// \param __a |
| 396 | /// A 64-bit vector of [2 x i32] containing one of the source operands. The |
| 397 | /// horizontal differences between the values are stored in the lower bits of |
| 398 | /// the destination. |
| 399 | /// \param __b |
| 400 | /// A 64-bit vector of [2 x i32] containing one of the source operands. The |
| 401 | /// horizontal differences between the values are stored in the upper bits of |
| 402 | /// the destination. |
| 403 | /// \returns A 64-bit vector of [2 x i32] containing the horizontal differences |
| 404 | /// of both operands. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 405 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 406 | _mm_hsub_pi32(__m64 __a, __m64 __b) |
| 407 | { |
| 408 | return (__m64)__builtin_ia32_phsubd((__v2si)__a, (__v2si)__b); |
| 409 | } |
| 410 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 411 | /// Horizontally subtracts the adjacent pairs of values contained in 2 |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 412 | /// packed 128-bit vectors of [8 x i16]. Positive differences greater than |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 413 | /// 0x7FFF are saturated to 0x7FFF. Negative differences less than 0x8000 are |
| 414 | /// saturated to 0x8000. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 415 | /// |
| 416 | /// \headerfile <x86intrin.h> |
| 417 | /// |
| 418 | /// This intrinsic corresponds to the \c VPHSUBSW instruction. |
| 419 | /// |
| 420 | /// \param __a |
| 421 | /// A 128-bit vector of [8 x i16] containing one of the source operands. The |
| 422 | /// horizontal differences between the values are stored in the lower bits of |
| 423 | /// the destination. |
| 424 | /// \param __b |
| 425 | /// A 128-bit vector of [8 x i16] containing one of the source operands. The |
| 426 | /// horizontal differences between the values are stored in the upper bits of |
| 427 | /// the destination. |
| 428 | /// \returns A 128-bit vector of [8 x i16] containing the horizontal saturated |
| 429 | /// differences of both operands. |
| 430 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 431 | _mm_hsubs_epi16(__m128i __a, __m128i __b) |
| 432 | { |
| 433 | return (__m128i)__builtin_ia32_phsubsw128((__v8hi)__a, (__v8hi)__b); |
| 434 | } |
| 435 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 436 | /// Horizontally subtracts the adjacent pairs of values contained in 2 |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 437 | /// packed 64-bit vectors of [4 x i16]. Positive differences greater than |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 438 | /// 0x7FFF are saturated to 0x7FFF. Negative differences less than 0x8000 are |
| 439 | /// saturated to 0x8000. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 440 | /// |
| 441 | /// \headerfile <x86intrin.h> |
| 442 | /// |
| 443 | /// This intrinsic corresponds to the \c PHSUBSW instruction. |
| 444 | /// |
| 445 | /// \param __a |
| 446 | /// A 64-bit vector of [4 x i16] containing one of the source operands. The |
| 447 | /// horizontal differences between the values are stored in the lower bits of |
| 448 | /// the destination. |
| 449 | /// \param __b |
| 450 | /// A 64-bit vector of [4 x i16] containing one of the source operands. The |
| 451 | /// horizontal differences between the values are stored in the upper bits of |
| 452 | /// the destination. |
| 453 | /// \returns A 64-bit vector of [4 x i16] containing the horizontal saturated |
| 454 | /// differences of both operands. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 455 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 456 | _mm_hsubs_pi16(__m64 __a, __m64 __b) |
| 457 | { |
| 458 | return (__m64)__builtin_ia32_phsubsw((__v4hi)__a, (__v4hi)__b); |
| 459 | } |
| 460 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 461 | /// Multiplies corresponding pairs of packed 8-bit unsigned integer |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 462 | /// values contained in the first source operand and packed 8-bit signed |
| 463 | /// integer values contained in the second source operand, adds pairs of |
| 464 | /// contiguous products with signed saturation, and writes the 16-bit sums to |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 465 | /// the corresponding bits in the destination. |
| 466 | /// |
| 467 | /// For example, bits [7:0] of both operands are multiplied, bits [15:8] of |
| 468 | /// both operands are multiplied, and the sum of both results is written to |
| 469 | /// bits [15:0] of the destination. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 470 | /// |
| 471 | /// \headerfile <x86intrin.h> |
| 472 | /// |
| 473 | /// This intrinsic corresponds to the \c VPMADDUBSW instruction. |
| 474 | /// |
| 475 | /// \param __a |
| 476 | /// A 128-bit integer vector containing the first source operand. |
| 477 | /// \param __b |
| 478 | /// A 128-bit integer vector containing the second source operand. |
| 479 | /// \returns A 128-bit integer vector containing the sums of products of both |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 480 | /// operands: \n |
| 481 | /// \a R0 := (\a __a0 * \a __b0) + (\a __a1 * \a __b1) \n |
| 482 | /// \a R1 := (\a __a2 * \a __b2) + (\a __a3 * \a __b3) \n |
| 483 | /// \a R2 := (\a __a4 * \a __b4) + (\a __a5 * \a __b5) \n |
| 484 | /// \a R3 := (\a __a6 * \a __b6) + (\a __a7 * \a __b7) \n |
| 485 | /// \a R4 := (\a __a8 * \a __b8) + (\a __a9 * \a __b9) \n |
| 486 | /// \a R5 := (\a __a10 * \a __b10) + (\a __a11 * \a __b11) \n |
| 487 | /// \a R6 := (\a __a12 * \a __b12) + (\a __a13 * \a __b13) \n |
| 488 | /// \a R7 := (\a __a14 * \a __b14) + (\a __a15 * \a __b15) |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 489 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 490 | _mm_maddubs_epi16(__m128i __a, __m128i __b) |
| 491 | { |
| 492 | return (__m128i)__builtin_ia32_pmaddubsw128((__v16qi)__a, (__v16qi)__b); |
| 493 | } |
| 494 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 495 | /// Multiplies corresponding pairs of packed 8-bit unsigned integer |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 496 | /// values contained in the first source operand and packed 8-bit signed |
| 497 | /// integer values contained in the second source operand, adds pairs of |
| 498 | /// contiguous products with signed saturation, and writes the 16-bit sums to |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 499 | /// the corresponding bits in the destination. |
| 500 | /// |
| 501 | /// For example, bits [7:0] of both operands are multiplied, bits [15:8] of |
| 502 | /// both operands are multiplied, and the sum of both results is written to |
| 503 | /// bits [15:0] of the destination. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 504 | /// |
| 505 | /// \headerfile <x86intrin.h> |
| 506 | /// |
| 507 | /// This intrinsic corresponds to the \c PMADDUBSW instruction. |
| 508 | /// |
| 509 | /// \param __a |
| 510 | /// A 64-bit integer vector containing the first source operand. |
| 511 | /// \param __b |
| 512 | /// A 64-bit integer vector containing the second source operand. |
| 513 | /// \returns A 64-bit integer vector containing the sums of products of both |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 514 | /// operands: \n |
| 515 | /// \a R0 := (\a __a0 * \a __b0) + (\a __a1 * \a __b1) \n |
| 516 | /// \a R1 := (\a __a2 * \a __b2) + (\a __a3 * \a __b3) \n |
| 517 | /// \a R2 := (\a __a4 * \a __b4) + (\a __a5 * \a __b5) \n |
| 518 | /// \a R3 := (\a __a6 * \a __b6) + (\a __a7 * \a __b7) |
| 519 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 520 | _mm_maddubs_pi16(__m64 __a, __m64 __b) |
| 521 | { |
| 522 | return (__m64)__builtin_ia32_pmaddubsw((__v8qi)__a, (__v8qi)__b); |
| 523 | } |
| 524 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 525 | /// Multiplies packed 16-bit signed integer values, truncates the 32-bit |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 526 | /// products to the 18 most significant bits by right-shifting, rounds the |
| 527 | /// truncated value by adding 1, and writes bits [16:1] to the destination. |
| 528 | /// |
| 529 | /// \headerfile <x86intrin.h> |
| 530 | /// |
| 531 | /// This intrinsic corresponds to the \c VPMULHRSW instruction. |
| 532 | /// |
| 533 | /// \param __a |
| 534 | /// A 128-bit vector of [8 x i16] containing one of the source operands. |
| 535 | /// \param __b |
| 536 | /// A 128-bit vector of [8 x i16] containing one of the source operands. |
| 537 | /// \returns A 128-bit vector of [8 x i16] containing the rounded and scaled |
| 538 | /// products of both operands. |
| 539 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 540 | _mm_mulhrs_epi16(__m128i __a, __m128i __b) |
| 541 | { |
| 542 | return (__m128i)__builtin_ia32_pmulhrsw128((__v8hi)__a, (__v8hi)__b); |
| 543 | } |
| 544 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 545 | /// Multiplies packed 16-bit signed integer values, truncates the 32-bit |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 546 | /// products to the 18 most significant bits by right-shifting, rounds the |
| 547 | /// truncated value by adding 1, and writes bits [16:1] to the destination. |
| 548 | /// |
| 549 | /// \headerfile <x86intrin.h> |
| 550 | /// |
| 551 | /// This intrinsic corresponds to the \c PMULHRSW instruction. |
| 552 | /// |
| 553 | /// \param __a |
| 554 | /// A 64-bit vector of [4 x i16] containing one of the source operands. |
| 555 | /// \param __b |
| 556 | /// A 64-bit vector of [4 x i16] containing one of the source operands. |
| 557 | /// \returns A 64-bit vector of [4 x i16] containing the rounded and scaled |
| 558 | /// products of both operands. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 559 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 560 | _mm_mulhrs_pi16(__m64 __a, __m64 __b) |
| 561 | { |
| 562 | return (__m64)__builtin_ia32_pmulhrsw((__v4hi)__a, (__v4hi)__b); |
| 563 | } |
| 564 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 565 | /// Copies the 8-bit integers from a 128-bit integer vector to the |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 566 | /// destination or clears 8-bit values in the destination, as specified by |
| 567 | /// the second source operand. |
| 568 | /// |
| 569 | /// \headerfile <x86intrin.h> |
| 570 | /// |
| 571 | /// This intrinsic corresponds to the \c VPSHUFB instruction. |
| 572 | /// |
| 573 | /// \param __a |
| 574 | /// A 128-bit integer vector containing the values to be copied. |
| 575 | /// \param __b |
| 576 | /// A 128-bit integer vector containing control bytes corresponding to |
| 577 | /// positions in the destination: |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 578 | /// Bit 7: \n |
| 579 | /// 1: Clear the corresponding byte in the destination. \n |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 580 | /// 0: Copy the selected source byte to the corresponding byte in the |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 581 | /// destination. \n |
| 582 | /// Bits [6:4] Reserved. \n |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 583 | /// Bits [3:0] select the source byte to be copied. |
| 584 | /// \returns A 128-bit integer vector containing the copied or cleared values. |
| 585 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 586 | _mm_shuffle_epi8(__m128i __a, __m128i __b) |
| 587 | { |
| 588 | return (__m128i)__builtin_ia32_pshufb128((__v16qi)__a, (__v16qi)__b); |
| 589 | } |
| 590 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 591 | /// Copies the 8-bit integers from a 64-bit integer vector to the |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 592 | /// destination or clears 8-bit values in the destination, as specified by |
| 593 | /// the second source operand. |
| 594 | /// |
| 595 | /// \headerfile <x86intrin.h> |
| 596 | /// |
| 597 | /// This intrinsic corresponds to the \c PSHUFB instruction. |
| 598 | /// |
| 599 | /// \param __a |
| 600 | /// A 64-bit integer vector containing the values to be copied. |
| 601 | /// \param __b |
| 602 | /// A 64-bit integer vector containing control bytes corresponding to |
| 603 | /// positions in the destination: |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 604 | /// Bit 7: \n |
| 605 | /// 1: Clear the corresponding byte in the destination. \n |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 606 | /// 0: Copy the selected source byte to the corresponding byte in the |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 607 | /// destination. \n |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 608 | /// Bits [3:0] select the source byte to be copied. |
| 609 | /// \returns A 64-bit integer vector containing the copied or cleared values. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 610 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 611 | _mm_shuffle_pi8(__m64 __a, __m64 __b) |
| 612 | { |
| 613 | return (__m64)__builtin_ia32_pshufb((__v8qi)__a, (__v8qi)__b); |
| 614 | } |
| 615 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 616 | /// For each 8-bit integer in the first source operand, perform one of |
| 617 | /// the following actions as specified by the second source operand. |
| 618 | /// |
| 619 | /// If the byte in the second source is negative, calculate the two's |
| 620 | /// complement of the corresponding byte in the first source, and write that |
| 621 | /// value to the destination. If the byte in the second source is positive, |
| 622 | /// copy the corresponding byte from the first source to the destination. If |
| 623 | /// the byte in the second source is zero, clear the corresponding byte in |
| 624 | /// the destination. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 625 | /// |
| 626 | /// \headerfile <x86intrin.h> |
| 627 | /// |
| 628 | /// This intrinsic corresponds to the \c VPSIGNB instruction. |
| 629 | /// |
| 630 | /// \param __a |
| 631 | /// A 128-bit integer vector containing the values to be copied. |
| 632 | /// \param __b |
| 633 | /// A 128-bit integer vector containing control bytes corresponding to |
| 634 | /// positions in the destination. |
| 635 | /// \returns A 128-bit integer vector containing the resultant values. |
| 636 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 637 | _mm_sign_epi8(__m128i __a, __m128i __b) |
| 638 | { |
| 639 | return (__m128i)__builtin_ia32_psignb128((__v16qi)__a, (__v16qi)__b); |
| 640 | } |
| 641 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 642 | /// For each 16-bit integer in the first source operand, perform one of |
| 643 | /// the following actions as specified by the second source operand. |
| 644 | /// |
| 645 | /// If the word in the second source is negative, calculate the two's |
| 646 | /// complement of the corresponding word in the first source, and write that |
| 647 | /// value to the destination. If the word in the second source is positive, |
| 648 | /// copy the corresponding word from the first source to the destination. If |
| 649 | /// the word in the second source is zero, clear the corresponding word in |
| 650 | /// the destination. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 651 | /// |
| 652 | /// \headerfile <x86intrin.h> |
| 653 | /// |
| 654 | /// This intrinsic corresponds to the \c VPSIGNW instruction. |
| 655 | /// |
| 656 | /// \param __a |
| 657 | /// A 128-bit integer vector containing the values to be copied. |
| 658 | /// \param __b |
| 659 | /// A 128-bit integer vector containing control words corresponding to |
| 660 | /// positions in the destination. |
| 661 | /// \returns A 128-bit integer vector containing the resultant values. |
| 662 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 663 | _mm_sign_epi16(__m128i __a, __m128i __b) |
| 664 | { |
| 665 | return (__m128i)__builtin_ia32_psignw128((__v8hi)__a, (__v8hi)__b); |
| 666 | } |
| 667 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 668 | /// For each 32-bit integer in the first source operand, perform one of |
| 669 | /// the following actions as specified by the second source operand. |
| 670 | /// |
| 671 | /// If the doubleword in the second source is negative, calculate the two's |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 672 | /// complement of the corresponding word in the first source, and write that |
| 673 | /// value to the destination. If the doubleword in the second source is |
| 674 | /// positive, copy the corresponding word from the first source to the |
| 675 | /// destination. If the doubleword in the second source is zero, clear the |
| 676 | /// corresponding word in the destination. |
| 677 | /// |
| 678 | /// \headerfile <x86intrin.h> |
| 679 | /// |
| 680 | /// This intrinsic corresponds to the \c VPSIGND instruction. |
| 681 | /// |
| 682 | /// \param __a |
| 683 | /// A 128-bit integer vector containing the values to be copied. |
| 684 | /// \param __b |
| 685 | /// A 128-bit integer vector containing control doublewords corresponding to |
| 686 | /// positions in the destination. |
| 687 | /// \returns A 128-bit integer vector containing the resultant values. |
| 688 | static __inline__ __m128i __DEFAULT_FN_ATTRS |
| 689 | _mm_sign_epi32(__m128i __a, __m128i __b) |
| 690 | { |
| 691 | return (__m128i)__builtin_ia32_psignd128((__v4si)__a, (__v4si)__b); |
| 692 | } |
| 693 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 694 | /// For each 8-bit integer in the first source operand, perform one of |
| 695 | /// the following actions as specified by the second source operand. |
| 696 | /// |
| 697 | /// If the byte in the second source is negative, calculate the two's |
| 698 | /// complement of the corresponding byte in the first source, and write that |
| 699 | /// value to the destination. If the byte in the second source is positive, |
| 700 | /// copy the corresponding byte from the first source to the destination. If |
| 701 | /// the byte in the second source is zero, clear the corresponding byte in |
| 702 | /// the destination. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 703 | /// |
| 704 | /// \headerfile <x86intrin.h> |
| 705 | /// |
| 706 | /// This intrinsic corresponds to the \c PSIGNB instruction. |
| 707 | /// |
| 708 | /// \param __a |
| 709 | /// A 64-bit integer vector containing the values to be copied. |
| 710 | /// \param __b |
| 711 | /// A 64-bit integer vector containing control bytes corresponding to |
| 712 | /// positions in the destination. |
| 713 | /// \returns A 64-bit integer vector containing the resultant values. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 714 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 715 | _mm_sign_pi8(__m64 __a, __m64 __b) |
| 716 | { |
| 717 | return (__m64)__builtin_ia32_psignb((__v8qi)__a, (__v8qi)__b); |
| 718 | } |
| 719 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 720 | /// For each 16-bit integer in the first source operand, perform one of |
| 721 | /// the following actions as specified by the second source operand. |
| 722 | /// |
| 723 | /// If the word in the second source is negative, calculate the two's |
| 724 | /// complement of the corresponding word in the first source, and write that |
| 725 | /// value to the destination. If the word in the second source is positive, |
| 726 | /// copy the corresponding word from the first source to the destination. If |
| 727 | /// the word in the second source is zero, clear the corresponding word in |
| 728 | /// the destination. |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 729 | /// |
| 730 | /// \headerfile <x86intrin.h> |
| 731 | /// |
| 732 | /// This intrinsic corresponds to the \c PSIGNW instruction. |
| 733 | /// |
| 734 | /// \param __a |
| 735 | /// A 64-bit integer vector containing the values to be copied. |
| 736 | /// \param __b |
| 737 | /// A 64-bit integer vector containing control words corresponding to |
| 738 | /// positions in the destination. |
| 739 | /// \returns A 64-bit integer vector containing the resultant values. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 740 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 741 | _mm_sign_pi16(__m64 __a, __m64 __b) |
| 742 | { |
| 743 | return (__m64)__builtin_ia32_psignw((__v4hi)__a, (__v4hi)__b); |
| 744 | } |
| 745 | |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 746 | /// For each 32-bit integer in the first source operand, perform one of |
| 747 | /// the following actions as specified by the second source operand. |
| 748 | /// |
| 749 | /// If the doubleword in the second source is negative, calculate the two's |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 750 | /// complement of the corresponding doubleword in the first source, and |
| 751 | /// write that value to the destination. If the doubleword in the second |
| 752 | /// source is positive, copy the corresponding doubleword from the first |
| 753 | /// source to the destination. If the doubleword in the second source is |
| 754 | /// zero, clear the corresponding doubleword in the destination. |
| 755 | /// |
| 756 | /// \headerfile <x86intrin.h> |
| 757 | /// |
| 758 | /// This intrinsic corresponds to the \c PSIGND instruction. |
| 759 | /// |
| 760 | /// \param __a |
| 761 | /// A 64-bit integer vector containing the values to be copied. |
| 762 | /// \param __b |
| 763 | /// A 64-bit integer vector containing two control doublewords corresponding |
| 764 | /// to positions in the destination. |
| 765 | /// \returns A 64-bit integer vector containing the resultant values. |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 766 | static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 767 | _mm_sign_pi32(__m64 __a, __m64 __b) |
| 768 | { |
| 769 | return (__m64)__builtin_ia32_psignd((__v2si)__a, (__v2si)__b); |
| 770 | } |
| 771 | |
| 772 | #undef __DEFAULT_FN_ATTRS |
Logan Chien | 55afb0a | 2018-10-15 10:42:14 +0800 | [diff] [blame] | 773 | #undef __DEFAULT_FN_ATTRS_MMX |
Logan Chien | 2833ffb | 2018-10-09 10:03:24 +0800 | [diff] [blame] | 774 | |
| 775 | #endif /* __TMMINTRIN_H */ |