text: /*===---- 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
  
  #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 */
  