llvm / llvm-project / 77ff6f7df8691a735a2dc979cdb44835dd2d41af / . / clang / lib / Headers / tmmintrin.h

/*===---- tmmintrin.h - SSSE3 intrinsics -----------------------------------=== | |

* | |

* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | |

* See https://llvm.org/LICENSE.txt for license information. | |

* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | |

* | |

*===-----------------------------------------------------------------------=== | |

*/ | |

#ifndef __TMMINTRIN_H | |

#define __TMMINTRIN_H | |

#if !defined(__i386__) && !defined(__x86_64__) | |

#error "This header is only meant to be used on x86 and x64 architecture" | |

#endif | |

#include <pmmintrin.h> | |

/* Define the default attributes for the functions in this file. */ | |

#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("ssse3"), __min_vector_width__(64))) | |

#define __DEFAULT_FN_ATTRS_MMX __attribute__((__always_inline__, __nodebug__, __target__("mmx,ssse3"), __min_vector_width__(64))) | |

/// Computes the absolute value of each of the packed 8-bit signed | |

/// integers in the source operand and stores the 8-bit unsigned integer | |

/// results in the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PABSB instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [8 x i8]. | |

/// \returns A 64-bit integer vector containing the absolute values of the | |

/// elements in the operand. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_abs_pi8(__m64 __a) | |

{ | |

return (__m64)__builtin_ia32_pabsb((__v8qi)__a); | |

} | |

/// Computes the absolute value of each of the packed 8-bit signed | |

/// integers in the source operand and stores the 8-bit unsigned integer | |

/// results in the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPABSB instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [16 x i8]. | |

/// \returns A 128-bit integer vector containing the absolute values of the | |

/// elements in the operand. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_abs_epi8(__m128i __a) | |

{ | |

return (__m128i)__builtin_ia32_pabsb128((__v16qi)__a); | |

} | |

/// Computes the absolute value of each of the packed 16-bit signed | |

/// integers in the source operand and stores the 16-bit unsigned integer | |

/// results in the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PABSW instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [4 x i16]. | |

/// \returns A 64-bit integer vector containing the absolute values of the | |

/// elements in the operand. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_abs_pi16(__m64 __a) | |

{ | |

return (__m64)__builtin_ia32_pabsw((__v4hi)__a); | |

} | |

/// Computes the absolute value of each of the packed 16-bit signed | |

/// integers in the source operand and stores the 16-bit unsigned integer | |

/// results in the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPABSW instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [8 x i16]. | |

/// \returns A 128-bit integer vector containing the absolute values of the | |

/// elements in the operand. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_abs_epi16(__m128i __a) | |

{ | |

return (__m128i)__builtin_ia32_pabsw128((__v8hi)__a); | |

} | |

/// Computes the absolute value of each of the packed 32-bit signed | |

/// integers in the source operand and stores the 32-bit unsigned integer | |

/// results in the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PABSD instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [2 x i32]. | |

/// \returns A 64-bit integer vector containing the absolute values of the | |

/// elements in the operand. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_abs_pi32(__m64 __a) | |

{ | |

return (__m64)__builtin_ia32_pabsd((__v2si)__a); | |

} | |

/// Computes the absolute value of each of the packed 32-bit signed | |

/// integers in the source operand and stores the 32-bit unsigned integer | |

/// results in the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPABSD instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [4 x i32]. | |

/// \returns A 128-bit integer vector containing the absolute values of the | |

/// elements in the operand. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_abs_epi32(__m128i __a) | |

{ | |

return (__m128i)__builtin_ia32_pabsd128((__v4si)__a); | |

} | |

/// Concatenates the two 128-bit integer vector operands, and | |

/// right-shifts the result by the number of bytes specified in the immediate | |

/// operand. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// \code | |

/// __m128i _mm_alignr_epi8(__m128i a, __m128i b, const int n); | |

/// \endcode | |

/// | |

/// This intrinsic corresponds to the \c PALIGNR instruction. | |

/// | |

/// \param a | |

/// A 128-bit vector of [16 x i8] containing one of the source operands. | |

/// \param b | |

/// A 128-bit vector of [16 x i8] containing one of the source operands. | |

/// \param n | |

/// An immediate operand specifying how many bytes to right-shift the result. | |

/// \returns A 128-bit integer vector containing the concatenated right-shifted | |

/// value. | |

#define _mm_alignr_epi8(a, b, n) \ | |

((__m128i)__builtin_ia32_palignr128((__v16qi)(__m128i)(a), \ | |

(__v16qi)(__m128i)(b), (n))) | |

/// Concatenates the two 64-bit integer vector operands, and right-shifts | |

/// the result by the number of bytes specified in the immediate operand. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// \code | |

/// __m64 _mm_alignr_pi8(__m64 a, __m64 b, const int n); | |

/// \endcode | |

/// | |

/// This intrinsic corresponds to the \c PALIGNR instruction. | |

/// | |

/// \param a | |

/// A 64-bit vector of [8 x i8] containing one of the source operands. | |

/// \param b | |

/// A 64-bit vector of [8 x i8] containing one of the source operands. | |

/// \param n | |

/// An immediate operand specifying how many bytes to right-shift the result. | |

/// \returns A 64-bit integer vector containing the concatenated right-shifted | |

/// value. | |

#define _mm_alignr_pi8(a, b, n) \ | |

((__m64)__builtin_ia32_palignr((__v8qi)(__m64)(a), (__v8qi)(__m64)(b), (n))) | |

/// Horizontally adds the adjacent pairs of values contained in 2 packed | |

/// 128-bit vectors of [8 x i16]. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPHADDW instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the lower bits of the | |

/// destination. | |

/// \param __b | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the upper bits of the | |

/// destination. | |

/// \returns A 128-bit vector of [8 x i16] containing the horizontal sums of | |

/// both operands. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_hadd_epi16(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_phaddw128((__v8hi)__a, (__v8hi)__b); | |

} | |

/// Horizontally adds the adjacent pairs of values contained in 2 packed | |

/// 128-bit vectors of [4 x i32]. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPHADDD instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [4 x i32] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the lower bits of the | |

/// destination. | |

/// \param __b | |

/// A 128-bit vector of [4 x i32] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the upper bits of the | |

/// destination. | |

/// \returns A 128-bit vector of [4 x i32] containing the horizontal sums of | |

/// both operands. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_hadd_epi32(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_phaddd128((__v4si)__a, (__v4si)__b); | |

} | |

/// Horizontally adds the adjacent pairs of values contained in 2 packed | |

/// 64-bit vectors of [4 x i16]. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PHADDW instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the lower bits of the | |

/// destination. | |

/// \param __b | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the upper bits of the | |

/// destination. | |

/// \returns A 64-bit vector of [4 x i16] containing the horizontal sums of both | |

/// operands. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_hadd_pi16(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_phaddw((__v4hi)__a, (__v4hi)__b); | |

} | |

/// Horizontally adds the adjacent pairs of values contained in 2 packed | |

/// 64-bit vectors of [2 x i32]. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PHADDD instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [2 x i32] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the lower bits of the | |

/// destination. | |

/// \param __b | |

/// A 64-bit vector of [2 x i32] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the upper bits of the | |

/// destination. | |

/// \returns A 64-bit vector of [2 x i32] containing the horizontal sums of both | |

/// operands. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_hadd_pi32(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_phaddd((__v2si)__a, (__v2si)__b); | |

} | |

/// Horizontally adds the adjacent pairs of values contained in 2 packed | |

/// 128-bit vectors of [8 x i16]. Positive sums greater than 0x7FFF are | |

/// saturated to 0x7FFF. Negative sums less than 0x8000 are saturated to | |

/// 0x8000. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPHADDSW instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the lower bits of the | |

/// destination. | |

/// \param __b | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the upper bits of the | |

/// destination. | |

/// \returns A 128-bit vector of [8 x i16] containing the horizontal saturated | |

/// sums of both operands. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_hadds_epi16(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_phaddsw128((__v8hi)__a, (__v8hi)__b); | |

} | |

/// Horizontally adds the adjacent pairs of values contained in 2 packed | |

/// 64-bit vectors of [4 x i16]. Positive sums greater than 0x7FFF are | |

/// saturated to 0x7FFF. Negative sums less than 0x8000 are saturated to | |

/// 0x8000. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PHADDSW instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the lower bits of the | |

/// destination. | |

/// \param __b | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. The | |

/// horizontal sums of the values are stored in the upper bits of the | |

/// destination. | |

/// \returns A 64-bit vector of [4 x i16] containing the horizontal saturated | |

/// sums of both operands. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_hadds_pi16(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_phaddsw((__v4hi)__a, (__v4hi)__b); | |

} | |

/// Horizontally subtracts the adjacent pairs of values contained in 2 | |

/// packed 128-bit vectors of [8 x i16]. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPHSUBW instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the lower bits of | |

/// the destination. | |

/// \param __b | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the upper bits of | |

/// the destination. | |

/// \returns A 128-bit vector of [8 x i16] containing the horizontal differences | |

/// of both operands. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_hsub_epi16(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_phsubw128((__v8hi)__a, (__v8hi)__b); | |

} | |

/// Horizontally subtracts the adjacent pairs of values contained in 2 | |

/// packed 128-bit vectors of [4 x i32]. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPHSUBD instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [4 x i32] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the lower bits of | |

/// the destination. | |

/// \param __b | |

/// A 128-bit vector of [4 x i32] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the upper bits of | |

/// the destination. | |

/// \returns A 128-bit vector of [4 x i32] containing the horizontal differences | |

/// of both operands. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_hsub_epi32(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_phsubd128((__v4si)__a, (__v4si)__b); | |

} | |

/// Horizontally subtracts the adjacent pairs of values contained in 2 | |

/// packed 64-bit vectors of [4 x i16]. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PHSUBW instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the lower bits of | |

/// the destination. | |

/// \param __b | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the upper bits of | |

/// the destination. | |

/// \returns A 64-bit vector of [4 x i16] containing the horizontal differences | |

/// of both operands. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_hsub_pi16(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_phsubw((__v4hi)__a, (__v4hi)__b); | |

} | |

/// Horizontally subtracts the adjacent pairs of values contained in 2 | |

/// packed 64-bit vectors of [2 x i32]. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PHSUBD instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [2 x i32] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the lower bits of | |

/// the destination. | |

/// \param __b | |

/// A 64-bit vector of [2 x i32] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the upper bits of | |

/// the destination. | |

/// \returns A 64-bit vector of [2 x i32] containing the horizontal differences | |

/// of both operands. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_hsub_pi32(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_phsubd((__v2si)__a, (__v2si)__b); | |

} | |

/// Horizontally subtracts the adjacent pairs of values contained in 2 | |

/// packed 128-bit vectors of [8 x i16]. Positive differences greater than | |

/// 0x7FFF are saturated to 0x7FFF. Negative differences less than 0x8000 are | |

/// saturated to 0x8000. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPHSUBSW instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the lower bits of | |

/// the destination. | |

/// \param __b | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the upper bits of | |

/// the destination. | |

/// \returns A 128-bit vector of [8 x i16] containing the horizontal saturated | |

/// differences of both operands. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_hsubs_epi16(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_phsubsw128((__v8hi)__a, (__v8hi)__b); | |

} | |

/// Horizontally subtracts the adjacent pairs of values contained in 2 | |

/// packed 64-bit vectors of [4 x i16]. Positive differences greater than | |

/// 0x7FFF are saturated to 0x7FFF. Negative differences less than 0x8000 are | |

/// saturated to 0x8000. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PHSUBSW instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the lower bits of | |

/// the destination. | |

/// \param __b | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. The | |

/// horizontal differences between the values are stored in the upper bits of | |

/// the destination. | |

/// \returns A 64-bit vector of [4 x i16] containing the horizontal saturated | |

/// differences of both operands. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_hsubs_pi16(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_phsubsw((__v4hi)__a, (__v4hi)__b); | |

} | |

/// Multiplies corresponding pairs of packed 8-bit unsigned integer | |

/// values contained in the first source operand and packed 8-bit signed | |

/// integer values contained in the second source operand, adds pairs of | |

/// contiguous products with signed saturation, and writes the 16-bit sums to | |

/// the corresponding bits in the destination. | |

/// | |

/// For example, bits [7:0] of both operands are multiplied, bits [15:8] of | |

/// both operands are multiplied, and the sum of both results is written to | |

/// bits [15:0] of the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPMADDUBSW instruction. | |

/// | |

/// \param __a | |

/// A 128-bit integer vector containing the first source operand. | |

/// \param __b | |

/// A 128-bit integer vector containing the second source operand. | |

/// \returns A 128-bit integer vector containing the sums of products of both | |

/// operands: \n | |

/// \a R0 := (\a __a0 * \a __b0) + (\a __a1 * \a __b1) \n | |

/// \a R1 := (\a __a2 * \a __b2) + (\a __a3 * \a __b3) \n | |

/// \a R2 := (\a __a4 * \a __b4) + (\a __a5 * \a __b5) \n | |

/// \a R3 := (\a __a6 * \a __b6) + (\a __a7 * \a __b7) \n | |

/// \a R4 := (\a __a8 * \a __b8) + (\a __a9 * \a __b9) \n | |

/// \a R5 := (\a __a10 * \a __b10) + (\a __a11 * \a __b11) \n | |

/// \a R6 := (\a __a12 * \a __b12) + (\a __a13 * \a __b13) \n | |

/// \a R7 := (\a __a14 * \a __b14) + (\a __a15 * \a __b15) | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_maddubs_epi16(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_pmaddubsw128((__v16qi)__a, (__v16qi)__b); | |

} | |

/// Multiplies corresponding pairs of packed 8-bit unsigned integer | |

/// values contained in the first source operand and packed 8-bit signed | |

/// integer values contained in the second source operand, adds pairs of | |

/// contiguous products with signed saturation, and writes the 16-bit sums to | |

/// the corresponding bits in the destination. | |

/// | |

/// For example, bits [7:0] of both operands are multiplied, bits [15:8] of | |

/// both operands are multiplied, and the sum of both results is written to | |

/// bits [15:0] of the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PMADDUBSW instruction. | |

/// | |

/// \param __a | |

/// A 64-bit integer vector containing the first source operand. | |

/// \param __b | |

/// A 64-bit integer vector containing the second source operand. | |

/// \returns A 64-bit integer vector containing the sums of products of both | |

/// operands: \n | |

/// \a R0 := (\a __a0 * \a __b0) + (\a __a1 * \a __b1) \n | |

/// \a R1 := (\a __a2 * \a __b2) + (\a __a3 * \a __b3) \n | |

/// \a R2 := (\a __a4 * \a __b4) + (\a __a5 * \a __b5) \n | |

/// \a R3 := (\a __a6 * \a __b6) + (\a __a7 * \a __b7) | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_maddubs_pi16(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_pmaddubsw((__v8qi)__a, (__v8qi)__b); | |

} | |

/// Multiplies packed 16-bit signed integer values, truncates the 32-bit | |

/// products to the 18 most significant bits by right-shifting, rounds the | |

/// truncated value by adding 1, and writes bits [16:1] to the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPMULHRSW instruction. | |

/// | |

/// \param __a | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. | |

/// \param __b | |

/// A 128-bit vector of [8 x i16] containing one of the source operands. | |

/// \returns A 128-bit vector of [8 x i16] containing the rounded and scaled | |

/// products of both operands. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_mulhrs_epi16(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_pmulhrsw128((__v8hi)__a, (__v8hi)__b); | |

} | |

/// Multiplies packed 16-bit signed integer values, truncates the 32-bit | |

/// products to the 18 most significant bits by right-shifting, rounds the | |

/// truncated value by adding 1, and writes bits [16:1] to the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PMULHRSW instruction. | |

/// | |

/// \param __a | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. | |

/// \param __b | |

/// A 64-bit vector of [4 x i16] containing one of the source operands. | |

/// \returns A 64-bit vector of [4 x i16] containing the rounded and scaled | |

/// products of both operands. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_mulhrs_pi16(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_pmulhrsw((__v4hi)__a, (__v4hi)__b); | |

} | |

/// Copies the 8-bit integers from a 128-bit integer vector to the | |

/// destination or clears 8-bit values in the destination, as specified by | |

/// the second source operand. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPSHUFB instruction. | |

/// | |

/// \param __a | |

/// A 128-bit integer vector containing the values to be copied. | |

/// \param __b | |

/// A 128-bit integer vector containing control bytes corresponding to | |

/// positions in the destination: | |

/// Bit 7: \n | |

/// 1: Clear the corresponding byte in the destination. \n | |

/// 0: Copy the selected source byte to the corresponding byte in the | |

/// destination. \n | |

/// Bits [6:4] Reserved. \n | |

/// Bits [3:0] select the source byte to be copied. | |

/// \returns A 128-bit integer vector containing the copied or cleared values. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_shuffle_epi8(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_pshufb128((__v16qi)__a, (__v16qi)__b); | |

} | |

/// Copies the 8-bit integers from a 64-bit integer vector to the | |

/// destination or clears 8-bit values in the destination, as specified by | |

/// the second source operand. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PSHUFB instruction. | |

/// | |

/// \param __a | |

/// A 64-bit integer vector containing the values to be copied. | |

/// \param __b | |

/// A 64-bit integer vector containing control bytes corresponding to | |

/// positions in the destination: | |

/// Bit 7: \n | |

/// 1: Clear the corresponding byte in the destination. \n | |

/// 0: Copy the selected source byte to the corresponding byte in the | |

/// destination. \n | |

/// Bits [3:0] select the source byte to be copied. | |

/// \returns A 64-bit integer vector containing the copied or cleared values. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_shuffle_pi8(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_pshufb((__v8qi)__a, (__v8qi)__b); | |

} | |

/// For each 8-bit integer in the first source operand, perform one of | |

/// the following actions as specified by the second source operand. | |

/// | |

/// If the byte in the second source is negative, calculate the two's | |

/// complement of the corresponding byte in the first source, and write that | |

/// value to the destination. If the byte in the second source is positive, | |

/// copy the corresponding byte from the first source to the destination. If | |

/// the byte in the second source is zero, clear the corresponding byte in | |

/// the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPSIGNB instruction. | |

/// | |

/// \param __a | |

/// A 128-bit integer vector containing the values to be copied. | |

/// \param __b | |

/// A 128-bit integer vector containing control bytes corresponding to | |

/// positions in the destination. | |

/// \returns A 128-bit integer vector containing the resultant values. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_sign_epi8(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_psignb128((__v16qi)__a, (__v16qi)__b); | |

} | |

/// For each 16-bit integer in the first source operand, perform one of | |

/// the following actions as specified by the second source operand. | |

/// | |

/// If the word in the second source is negative, calculate the two's | |

/// complement of the corresponding word in the first source, and write that | |

/// value to the destination. If the word in the second source is positive, | |

/// copy the corresponding word from the first source to the destination. If | |

/// the word in the second source is zero, clear the corresponding word in | |

/// the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPSIGNW instruction. | |

/// | |

/// \param __a | |

/// A 128-bit integer vector containing the values to be copied. | |

/// \param __b | |

/// A 128-bit integer vector containing control words corresponding to | |

/// positions in the destination. | |

/// \returns A 128-bit integer vector containing the resultant values. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_sign_epi16(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_psignw128((__v8hi)__a, (__v8hi)__b); | |

} | |

/// For each 32-bit integer in the first source operand, perform one of | |

/// the following actions as specified by the second source operand. | |

/// | |

/// If the doubleword in the second source is negative, calculate the two's | |

/// complement of the corresponding word in the first source, and write that | |

/// value to the destination. If the doubleword in the second source is | |

/// positive, copy the corresponding word from the first source to the | |

/// destination. If the doubleword in the second source is zero, clear the | |

/// corresponding word in the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c VPSIGND instruction. | |

/// | |

/// \param __a | |

/// A 128-bit integer vector containing the values to be copied. | |

/// \param __b | |

/// A 128-bit integer vector containing control doublewords corresponding to | |

/// positions in the destination. | |

/// \returns A 128-bit integer vector containing the resultant values. | |

static __inline__ __m128i __DEFAULT_FN_ATTRS | |

_mm_sign_epi32(__m128i __a, __m128i __b) | |

{ | |

return (__m128i)__builtin_ia32_psignd128((__v4si)__a, (__v4si)__b); | |

} | |

/// For each 8-bit integer in the first source operand, perform one of | |

/// the following actions as specified by the second source operand. | |

/// | |

/// If the byte in the second source is negative, calculate the two's | |

/// complement of the corresponding byte in the first source, and write that | |

/// value to the destination. If the byte in the second source is positive, | |

/// copy the corresponding byte from the first source to the destination. If | |

/// the byte in the second source is zero, clear the corresponding byte in | |

/// the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PSIGNB instruction. | |

/// | |

/// \param __a | |

/// A 64-bit integer vector containing the values to be copied. | |

/// \param __b | |

/// A 64-bit integer vector containing control bytes corresponding to | |

/// positions in the destination. | |

/// \returns A 64-bit integer vector containing the resultant values. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_sign_pi8(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_psignb((__v8qi)__a, (__v8qi)__b); | |

} | |

/// For each 16-bit integer in the first source operand, perform one of | |

/// the following actions as specified by the second source operand. | |

/// | |

/// If the word in the second source is negative, calculate the two's | |

/// complement of the corresponding word in the first source, and write that | |

/// value to the destination. If the word in the second source is positive, | |

/// copy the corresponding word from the first source to the destination. If | |

/// the word in the second source is zero, clear the corresponding word in | |

/// the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PSIGNW instruction. | |

/// | |

/// \param __a | |

/// A 64-bit integer vector containing the values to be copied. | |

/// \param __b | |

/// A 64-bit integer vector containing control words corresponding to | |

/// positions in the destination. | |

/// \returns A 64-bit integer vector containing the resultant values. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_sign_pi16(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_psignw((__v4hi)__a, (__v4hi)__b); | |

} | |

/// For each 32-bit integer in the first source operand, perform one of | |

/// the following actions as specified by the second source operand. | |

/// | |

/// If the doubleword in the second source is negative, calculate the two's | |

/// complement of the corresponding doubleword in the first source, and | |

/// write that value to the destination. If the doubleword in the second | |

/// source is positive, copy the corresponding doubleword from the first | |

/// source to the destination. If the doubleword in the second source is | |

/// zero, clear the corresponding doubleword in the destination. | |

/// | |

/// \headerfile <x86intrin.h> | |

/// | |

/// This intrinsic corresponds to the \c PSIGND instruction. | |

/// | |

/// \param __a | |

/// A 64-bit integer vector containing the values to be copied. | |

/// \param __b | |

/// A 64-bit integer vector containing two control doublewords corresponding | |

/// to positions in the destination. | |

/// \returns A 64-bit integer vector containing the resultant values. | |

static __inline__ __m64 __DEFAULT_FN_ATTRS_MMX | |

_mm_sign_pi32(__m64 __a, __m64 __b) | |

{ | |

return (__m64)__builtin_ia32_psignd((__v2si)__a, (__v2si)__b); | |

} | |

#undef __DEFAULT_FN_ATTRS | |

#undef __DEFAULT_FN_ATTRS_MMX | |

#endif /* __TMMINTRIN_H */ |