gcc/config/rs6000/smmintrin.h

/* Copyright (C) 2018-2022 Free Software Foundation, Inc.

   This file is part of GCC.

   GCC is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   any later version.

   GCC is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   Under Section 7 of GPL version 3, you are granted additional
   permissions described in the GCC Runtime Library Exception, version
   3.1, as published by the Free Software Foundation.

   You should have received a copy of the GNU General Public License and
   a copy of the GCC Runtime Library Exception along with this program;
   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
   <http://www.gnu.org/licenses/>.  */

/* Implemented from the specification included in the Intel C++ Compiler
   User Guide and Reference, version 9.0.

   NOTE: This is NOT a complete implementation of the SSE4 intrinsics!  */

#ifndef NO_WARN_X86_INTRINSICS
/* This header is distributed to simplify porting x86_64 code that
   makes explicit use of Intel intrinsics to powerpc64le.
   It is the user's responsibility to determine if the results are
   acceptable and make additional changes as necessary.
   Note that much code that uses Intel intrinsics can be rewritten in
   standard C or GNU C extensions, which are more portable and better
   optimized across multiple targets.  */
#endif

#ifndef SMMINTRIN_H_
#define SMMINTRIN_H_

#include <altivec.h>
#include <tmmintrin.h>

/* Rounding mode macros. */
#define _MM_FROUND_TO_NEAREST_INT       0x00
#define _MM_FROUND_TO_ZERO              0x01
#define _MM_FROUND_TO_POS_INF           0x02
#define _MM_FROUND_TO_NEG_INF           0x03
#define _MM_FROUND_CUR_DIRECTION        0x04

#define _MM_FROUND_NINT		\
  (_MM_FROUND_TO_NEAREST_INT | _MM_FROUND_RAISE_EXC)
#define _MM_FROUND_FLOOR	\
  (_MM_FROUND_TO_NEG_INF | _MM_FROUND_RAISE_EXC)
#define _MM_FROUND_CEIL		\
  (_MM_FROUND_TO_POS_INF | _MM_FROUND_RAISE_EXC)
#define _MM_FROUND_TRUNC	\
  (_MM_FROUND_TO_ZERO | _MM_FROUND_RAISE_EXC)
#define _MM_FROUND_RINT		\
  (_MM_FROUND_CUR_DIRECTION | _MM_FROUND_RAISE_EXC)
#define _MM_FROUND_NEARBYINT	\
  (_MM_FROUND_CUR_DIRECTION | _MM_FROUND_NO_EXC)

#define _MM_FROUND_RAISE_EXC            0x00
#define _MM_FROUND_NO_EXC               0x08

extern __inline __m128d
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_round_pd (__m128d __A, int __rounding)
{
  __v2df __r;
  union {
    double __fr;
    long long __fpscr;
  } __enables_save, __fpscr_save;

  if (__rounding & _MM_FROUND_NO_EXC)
    {
      /* Save enabled exceptions, disable all exceptions,
	 and preserve the rounding mode.  */
#ifdef _ARCH_PWR9
      __asm__ ("mffsce %0" : "=f" (__fpscr_save.__fr));
      __enables_save.__fpscr = __fpscr_save.__fpscr & 0xf8;
#else
      __fpscr_save.__fr = __builtin_mffs ();
      __enables_save.__fpscr = __fpscr_save.__fpscr & 0xf8;
      __fpscr_save.__fpscr &= ~0xf8;
      __builtin_mtfsf (0b00000011, __fpscr_save.__fr);
#endif
      /* Insert an artificial "read/write" reference to the variable
	 read below, to ensure the compiler does not schedule
	 a read/use of the variable before the FPSCR is modified, above.
	 This can be removed if and when GCC PR102783 is fixed.
       */
      __asm__ ("" : "+wa" (__A));
    }

  switch (__rounding)
    {
      case _MM_FROUND_TO_NEAREST_INT:
	__fpscr_save.__fr = __builtin_mffsl ();
	__attribute__ ((fallthrough));
      case _MM_FROUND_TO_NEAREST_INT | _MM_FROUND_NO_EXC:
	__builtin_set_fpscr_rn (0b00);
	/* Insert an artificial "read/write" reference to the variable
	   read below, to ensure the compiler does not schedule
	   a read/use of the variable before the FPSCR is modified, above.
	   This can be removed if and when GCC PR102783 is fixed.
	 */
	__asm__ ("" : "+wa" (__A));

	__r = vec_rint ((__v2df) __A);

	/* Insert an artificial "read" reference to the variable written
	   above, to ensure the compiler does not schedule the computation
	   of the value after the manipulation of the FPSCR, below.
	   This can be removed if and when GCC PR102783 is fixed.
	 */
	__asm__ ("" : : "wa" (__r));
	__builtin_set_fpscr_rn (__fpscr_save.__fpscr);
	break;
      case _MM_FROUND_TO_NEG_INF:
      case _MM_FROUND_TO_NEG_INF | _MM_FROUND_NO_EXC:
	__r = vec_floor ((__v2df) __A);
	break;
      case _MM_FROUND_TO_POS_INF:
      case _MM_FROUND_TO_POS_INF | _MM_FROUND_NO_EXC:
	__r = vec_ceil ((__v2df) __A);
	break;
      case _MM_FROUND_TO_ZERO:
      case _MM_FROUND_TO_ZERO | _MM_FROUND_NO_EXC:
	__r = vec_trunc ((__v2df) __A);
	break;
      case _MM_FROUND_CUR_DIRECTION:
	__r = vec_rint ((__v2df) __A);
	break;
    }
  if (__rounding & _MM_FROUND_NO_EXC)
    {
      /* Insert an artificial "read" reference to the variable written
	 above, to ensure the compiler does not schedule the computation
	 of the value after the manipulation of the FPSCR, below.
	 This can be removed if and when GCC PR102783 is fixed.
       */
      __asm__ ("" : : "wa" (__r));
      /* Restore enabled exceptions.  */
      __fpscr_save.__fr = __builtin_mffsl ();
      __fpscr_save.__fpscr |= __enables_save.__fpscr;
      __builtin_mtfsf (0b00000011, __fpscr_save.__fr);
    }
  return (__m128d) __r;
}

extern __inline __m128d
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_round_sd (__m128d __A, __m128d __B, int __rounding)
{
  __B = _mm_round_pd (__B, __rounding);
  __v2df __r = { ((__v2df) __B)[0], ((__v2df) __A)[1] };
  return (__m128d) __r;
}

extern __inline __m128
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_round_ps (__m128 __A, int __rounding)
{
  __v4sf __r;
  union {
    double __fr;
    long long __fpscr;
  } __enables_save, __fpscr_save;

  if (__rounding & _MM_FROUND_NO_EXC)
    {
      /* Save enabled exceptions, disable all exceptions,
	 and preserve the rounding mode.  */
#ifdef _ARCH_PWR9
      __asm__ ("mffsce %0" : "=f" (__fpscr_save.__fr));
      __enables_save.__fpscr = __fpscr_save.__fpscr & 0xf8;
#else
      __fpscr_save.__fr = __builtin_mffs ();
      __enables_save.__fpscr = __fpscr_save.__fpscr & 0xf8;
      __fpscr_save.__fpscr &= ~0xf8;
      __builtin_mtfsf (0b00000011, __fpscr_save.__fr);
#endif
      /* Insert an artificial "read/write" reference to the variable
	 read below, to ensure the compiler does not schedule
	 a read/use of the variable before the FPSCR is modified, above.
	 This can be removed if and when GCC PR102783 is fixed.
       */
      __asm__ ("" : "+wa" (__A));
    }

  switch (__rounding)
    {
      case _MM_FROUND_TO_NEAREST_INT:
	__fpscr_save.__fr = __builtin_mffsl ();
	__attribute__ ((fallthrough));
      case _MM_FROUND_TO_NEAREST_INT | _MM_FROUND_NO_EXC:
	__builtin_set_fpscr_rn (0b00);
	/* Insert an artificial "read/write" reference to the variable
	   read below, to ensure the compiler does not schedule
	   a read/use of the variable before the FPSCR is modified, above.
	   This can be removed if and when GCC PR102783 is fixed.
	 */
	__asm__ ("" : "+wa" (__A));

	__r = vec_rint ((__v4sf) __A);

	/* Insert an artificial "read" reference to the variable written
	   above, to ensure the compiler does not schedule the computation
	   of the value after the manipulation of the FPSCR, below.
	   This can be removed if and when GCC PR102783 is fixed.
	 */
	__asm__ ("" : : "wa" (__r));
	__builtin_set_fpscr_rn (__fpscr_save.__fpscr);
	break;
      case _MM_FROUND_TO_NEG_INF:
      case _MM_FROUND_TO_NEG_INF | _MM_FROUND_NO_EXC:
	__r = vec_floor ((__v4sf) __A);
	break;
      case _MM_FROUND_TO_POS_INF:
      case _MM_FROUND_TO_POS_INF | _MM_FROUND_NO_EXC:
	__r = vec_ceil ((__v4sf) __A);
	break;
      case _MM_FROUND_TO_ZERO:
      case _MM_FROUND_TO_ZERO | _MM_FROUND_NO_EXC:
	__r = vec_trunc ((__v4sf) __A);
	break;
      case _MM_FROUND_CUR_DIRECTION:
	__r = vec_rint ((__v4sf) __A);
	break;
    }
  if (__rounding & _MM_FROUND_NO_EXC)
    {
      /* Insert an artificial "read" reference to the variable written
	 above, to ensure the compiler does not schedule the computation
	 of the value after the manipulation of the FPSCR, below.
	 This can be removed if and when GCC PR102783 is fixed.
       */
      __asm__ ("" : : "wa" (__r));
      /* Restore enabled exceptions.  */
      __fpscr_save.__fr = __builtin_mffsl ();
      __fpscr_save.__fpscr |= __enables_save.__fpscr;
      __builtin_mtfsf (0b00000011, __fpscr_save.__fr);
    }
  return (__m128) __r;
}

extern __inline __m128
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_round_ss (__m128 __A, __m128 __B, int __rounding)
{
  __B = _mm_round_ps (__B, __rounding);
  __v4sf __r = (__v4sf) __A;
  __r[0] = ((__v4sf) __B)[0];
  return (__m128) __r;
}

#define _mm_ceil_pd(V)	   _mm_round_pd ((V), _MM_FROUND_CEIL)
#define _mm_ceil_sd(D, V)  _mm_round_sd ((D), (V), _MM_FROUND_CEIL)

#define _mm_floor_pd(V)	   _mm_round_pd((V), _MM_FROUND_FLOOR)
#define _mm_floor_sd(D, V) _mm_round_sd ((D), (V), _MM_FROUND_FLOOR)

#define _mm_ceil_ps(V)	   _mm_round_ps ((V), _MM_FROUND_CEIL)
#define _mm_ceil_ss(D, V)  _mm_round_ss ((D), (V), _MM_FROUND_CEIL)

#define _mm_floor_ps(V)	   _mm_round_ps ((V), _MM_FROUND_FLOOR)
#define _mm_floor_ss(D, V) _mm_round_ss ((D), (V), _MM_FROUND_FLOOR)

extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_insert_epi8 (__m128i const __A, int const __D, int const __N)
{
  __v16qi __result = (__v16qi)__A;

  __result [__N & 0xf] = __D;

  return (__m128i) __result;
}

extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_insert_epi32 (__m128i const __A, int const __D, int const __N)
{
  __v4si __result = (__v4si)__A;

  __result [__N & 3] = __D;

  return (__m128i) __result;
}

extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_insert_epi64 (__m128i const __A, long long const __D, int const __N)
{
  __v2di __result = (__v2di)__A;

  __result [__N & 1] = __D;

  return (__m128i) __result;
}

extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_extract_epi8 (__m128i __X, const int __N)
{
  return (unsigned char) ((__v16qi)__X)[__N & 15];
}

extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_extract_epi32 (__m128i __X, const int __N)
{
  return ((__v4si)__X)[__N & 3];
}

extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_extract_epi64 (__m128i __X, const int __N)
{
  return ((__v2di)__X)[__N & 1];
}

extern __inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_extract_ps (__m128 __X, const int __N)
{
  return ((__v4si)__X)[__N & 3];
}

#ifdef _ARCH_PWR8
extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_blend_epi16 (__m128i __A, __m128i __B, const int __imm8)
{
  __v16qi __charmask = vec_splats ((signed char) __imm8);
  __charmask = vec_gb (__charmask);
  __v8hu __shortmask = (__v8hu) vec_unpackh (__charmask);
  #ifdef __BIG_ENDIAN__
  __shortmask = vec_reve (__shortmask);
  #endif
  return (__m128i) vec_sel ((__v8hu) __A, (__v8hu) __B, __shortmask);
}
#endif

extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_blendv_epi8 (__m128i __A, __m128i __B, __m128i __mask)
{
#ifdef _ARCH_PWR10
  return (__m128i) vec_blendv ((__v16qi) __A, (__v16qi) __B, (__v16qu) __mask);
#else
  const __v16qu __seven = vec_splats ((unsigned char) 0x07);
  __v16qu __lmask = vec_sra ((__v16qu) __mask, __seven);
  return (__m128i) vec_sel ((__v16qi) __A, (__v16qi) __B, __lmask);
#endif
}

extern __inline __m128
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_blend_ps (__m128 __A, __m128 __B, const int __imm8)
{
  __v16qu __pcv[] =
    {
      {  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15 },
      { 16, 17, 18, 19,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15 },
      {  0,  1,  2,  3, 20, 21, 22, 23,  8,  9, 10, 11, 12, 13, 14, 15 },
      { 16, 17, 18, 19, 20, 21, 22, 23,  8,  9, 10, 11, 12, 13, 14, 15 },
      {  0,  1,  2,  3,  4,  5,  6,  7, 24, 25, 26, 27, 12, 13, 14, 15 },
      { 16, 17, 18, 19,  4,  5,  6,  7, 24, 25, 26, 27, 12, 13, 14, 15 },
      {  0,  1,  2,  3, 20, 21, 22, 23, 24, 25, 26, 27, 12, 13, 14, 15 },
      { 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 12, 13, 14, 15 },
      {  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 28, 29, 30, 31 },
      { 16, 17, 18, 19,  4,  5,  6,  7,  8,  9, 10, 11, 28, 29, 30, 31 },
      {  0,  1,  2,  3, 20, 21, 22, 23,  8,  9, 10, 11, 28, 29, 30, 31 },
      { 16, 17, 18, 19, 20, 21, 22, 23,  8,  9, 10, 11, 28, 29, 30, 31 },
      {  0,  1,  2,  3,  4,  5,  6,  7, 24, 25, 26, 27, 28, 29, 30, 31 },
      { 16, 17, 18, 19,  4,  5,  6,  7, 24, 25, 26, 27, 28, 29, 30, 31 },
      {  0,  1,  2,  3, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31 },
      { 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31 },
    };
  __v16qu __r = vec_perm ((__v16qu) __A, (__v16qu)__B, __pcv[__imm8]);
  return (__m128) __r;
}

extern __inline __m128
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_blendv_ps (__m128 __A, __m128 __B, __m128 __mask)
{
#ifdef _ARCH_PWR10
  return (__m128) vec_blendv ((__v4sf) __A, (__v4sf) __B, (__v4su) __mask);
#else
  const __v4si __zero = {0};
  const __vector __bool int __boolmask = vec_cmplt ((__v4si) __mask, __zero);
  return (__m128) vec_sel ((__v4su) __A, (__v4su) __B, (__v4su) __boolmask);
#endif
}

extern __inline __m128d
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_blend_pd (__m128d __A, __m128d __B, const int __imm8)
{
  __v16qu __pcv[] =
    {
      {  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15 },
      { 16, 17, 18, 19, 20, 21, 22, 23,  8,  9, 10, 11, 12, 13, 14, 15 },
      {  0,  1,  2,  3,  4,  5,  6,  7, 24, 25, 26, 27, 28, 29, 30, 31 },
      { 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31 }
    };
  __v16qu __r = vec_perm ((__v16qu) __A, (__v16qu)__B, __pcv[__imm8]);
  return (__m128d) __r;
}

#ifdef _ARCH_PWR8
extern __inline __m128d
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_blendv_pd (__m128d __A, __m128d __B, __m128d __mask)
{
#ifdef _ARCH_PWR10
  return (__m128d) vec_blendv ((__v2df) __A, (__v2df) __B, (__v2du) __mask);
#else
  const __v2di __zero = {0};
  const __vector __bool long long __boolmask = vec_cmplt ((__v2di) __mask, __zero);
  return (__m128d) vec_sel ((__v2du) __A, (__v2du) __B, (__v2du) __boolmask);
#endif
}
#endif

extern __inline int
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_testz_si128 (__m128i __A, __m128i __B)
{
  /* Note: This implementation does NOT set "zero" or "carry" flags.  */
  const __v16qu __zero = {0};
  return vec_all_eq (vec_and ((__v16qu) __A, (__v16qu) __B), __zero);
}

extern __inline int
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_testc_si128 (__m128i __A, __m128i __B)
{
  /* Note: This implementation does NOT set "zero" or "carry" flags.  */
  const __v16qu __zero = {0};
  const __v16qu __notA = vec_nor ((__v16qu) __A, (__v16qu) __A);
  return vec_all_eq (vec_and ((__v16qu) __notA, (__v16qu) __B), __zero);
}

extern __inline int
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_testnzc_si128 (__m128i __A, __m128i __B)
{
  /* Note: This implementation does NOT set "zero" or "carry" flags.  */
  return _mm_testz_si128 (__A, __B) == 0 && _mm_testc_si128 (__A, __B) == 0;
}

#define _mm_test_all_zeros(M, V) _mm_testz_si128 ((M), (V))

#define _mm_test_all_ones(V) \
  _mm_testc_si128 ((V), _mm_cmpeq_epi32 ((V), (V)))

#define _mm_test_mix_ones_zeros(M, V) _mm_testnzc_si128 ((M), (V))

#ifdef _ARCH_PWR8
extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cmpeq_epi64 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_cmpeq ((__v2di) __X, (__v2di) __Y);
}
#endif

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_min_epi8 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_min ((__v16qi)__X, (__v16qi)__Y);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_min_epu16 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_min ((__v8hu)__X, (__v8hu)__Y);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_min_epi32 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_min ((__v4si)__X, (__v4si)__Y);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_min_epu32 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_min ((__v4su)__X, (__v4su)__Y);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_max_epi8 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_max ((__v16qi)__X, (__v16qi)__Y);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_max_epu16 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_max ((__v8hu)__X, (__v8hu)__Y);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_max_epi32 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_max ((__v4si)__X, (__v4si)__Y);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_max_epu32 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_max ((__v4su)__X, (__v4su)__Y);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_mullo_epi32 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_mul ((__v4su) __X, (__v4su) __Y);
}

#ifdef _ARCH_PWR8
extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_mul_epi32 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_mule ((__v4si) __X, (__v4si) __Y);
}
#endif

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepi8_epi16 (__m128i __A)
{
  return (__m128i) vec_unpackh ((__v16qi) __A);
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepi8_epi32 (__m128i __A)
{
  __A = (__m128i) vec_unpackh ((__v16qi) __A);
  return (__m128i) vec_unpackh ((__v8hi) __A);
}

#ifdef _ARCH_PWR8
extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepi8_epi64 (__m128i __A)
{
  __A = (__m128i) vec_unpackh ((__v16qi) __A);
  __A = (__m128i) vec_unpackh ((__v8hi) __A);
  return (__m128i) vec_unpackh ((__v4si) __A);
}
#endif

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepi16_epi32 (__m128i __A)
{
  return (__m128i) vec_unpackh ((__v8hi) __A);
}

#ifdef _ARCH_PWR8
extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepi16_epi64 (__m128i __A)
{
  __A = (__m128i) vec_unpackh ((__v8hi) __A);
  return (__m128i) vec_unpackh ((__v4si) __A);
}
#endif

#ifdef _ARCH_PWR8
extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepi32_epi64 (__m128i __A)
{
  return (__m128i) vec_unpackh ((__v4si) __A);
}
#endif

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepu8_epi16 (__m128i __A)
{
  const __v16qu __zero = {0};
#ifdef __LITTLE_ENDIAN__
  __A = (__m128i) vec_mergeh ((__v16qu) __A, __zero);
#else /* __BIG_ENDIAN__.  */
  __A = (__m128i) vec_mergeh (__zero, (__v16qu) __A);
#endif /* __BIG_ENDIAN__.  */
  return __A;
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepu8_epi32 (__m128i __A)
{
  const __v16qu __zero = {0};
#ifdef __LITTLE_ENDIAN__
  __A = (__m128i) vec_mergeh ((__v16qu) __A, __zero);
  __A = (__m128i) vec_mergeh ((__v8hu) __A, (__v8hu) __zero);
#else /* __BIG_ENDIAN__.  */
  __A = (__m128i) vec_mergeh (__zero, (__v16qu) __A);
  __A = (__m128i) vec_mergeh ((__v8hu) __zero, (__v8hu) __A);
#endif /* __BIG_ENDIAN__.  */
  return __A;
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepu8_epi64 (__m128i __A)
{
  const __v16qu __zero = {0};
#ifdef __LITTLE_ENDIAN__
  __A = (__m128i) vec_mergeh ((__v16qu) __A, __zero);
  __A = (__m128i) vec_mergeh ((__v8hu) __A, (__v8hu) __zero);
  __A = (__m128i) vec_mergeh ((__v4su) __A, (__v4su) __zero);
#else /* __BIG_ENDIAN__.  */
  __A = (__m128i) vec_mergeh (__zero, (__v16qu) __A);
  __A = (__m128i) vec_mergeh ((__v8hu) __zero, (__v8hu) __A);
  __A = (__m128i) vec_mergeh ((__v4su) __zero, (__v4su) __A);
#endif /* __BIG_ENDIAN__.  */
  return __A;
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepu16_epi32 (__m128i __A)
{
  const __v8hu __zero = {0};
#ifdef __LITTLE_ENDIAN__
  __A = (__m128i) vec_mergeh ((__v8hu) __A, __zero);
#else /* __BIG_ENDIAN__.  */
  __A = (__m128i) vec_mergeh (__zero, (__v8hu) __A);
#endif /* __BIG_ENDIAN__.  */
  return __A;
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepu16_epi64 (__m128i __A)
{
  const __v8hu __zero = {0};
#ifdef __LITTLE_ENDIAN__
  __A = (__m128i) vec_mergeh ((__v8hu) __A, __zero);
  __A = (__m128i) vec_mergeh ((__v4su) __A, (__v4su) __zero);
#else /* __BIG_ENDIAN__.  */
  __A = (__m128i) vec_mergeh (__zero, (__v8hu) __A);
  __A = (__m128i) vec_mergeh ((__v4su) __zero, (__v4su) __A);
#endif /* __BIG_ENDIAN__.  */
  return __A;
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cvtepu32_epi64 (__m128i __A)
{
  const __v4su __zero = {0};
#ifdef __LITTLE_ENDIAN__
  __A = (__m128i) vec_mergeh ((__v4su) __A, __zero);
#else /* __BIG_ENDIAN__.  */
  __A = (__m128i) vec_mergeh (__zero, (__v4su) __A);
#endif /* __BIG_ENDIAN__.  */
  return __A;
}

/* Return horizontal packed word minimum and its index in bits [15:0]
   and bits [18:16] respectively.  */
extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_minpos_epu16 (__m128i __A)
{
  union __u
    {
      __m128i __m;
      __v8hu __uh;
    };
  union __u __u = { .__m = __A }, __r = { .__m = {0} };
  unsigned short __ridx = 0;
  unsigned short __rmin = __u.__uh[__ridx];
  unsigned long __i;
  for (__i = 1; __i < 8; __i++)
    {
      if (__u.__uh[__i] < __rmin)
	{
	  __rmin = __u.__uh[__i];
	  __ridx = __i;
	}
    }
  __r.__uh[0] = __rmin;
  __r.__uh[1] = __ridx;
  return __r.__m;
}

extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_packus_epi32 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_packsu ((__v4si) __X, (__v4si) __Y);
}

#ifdef _ARCH_PWR8
extern __inline __m128i
__attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
_mm_cmpgt_epi64 (__m128i __X, __m128i __Y)
{
  return (__m128i) vec_cmpgt ((__v2di) __X, (__v2di) __Y);
}
#endif

#endif