clang/lib/Headers/pmmintrin.h - llvm-project - Git at Google

 /*===---- pmmintrin.h - SSE3 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 __PMMINTRIN_H
 #define __PMMINTRIN_H

 #if !defined(__i386__) && !defined(__x86_64__)
 #error "This header is only meant to be used on x86 and x64 architecture"
 #endif

 #include <emmintrin.h>

 /* Define the default attributes for the functions in this file. */
 #if defined(__EVEX512__) && !defined(__AVX10_1_512__)
 #define __DEFAULT_FN_ATTRS                                                     \
   __attribute__((__always_inline__, __nodebug__,                               \
                  __target__("sse3,no-evex512"), __min_vector_width__(128)))
 #else
 #define __DEFAULT_FN_ATTRS                                                     \
   __attribute__((__always_inline__, __nodebug__, __target__("sse3"),           \
                  __min_vector_width__(128)))
 #endif

 #if defined(__cplusplus) && (__cplusplus >= 201103L)
 #define __DEFAULT_FN_ATTRS_CONSTEXPR __DEFAULT_FN_ATTRS constexpr
 #else
 #define __DEFAULT_FN_ATTRS_CONSTEXPR __DEFAULT_FN_ATTRS
 #endif

 /// Loads data from an unaligned memory location to elements in a 128-bit
 ///    vector.
 ///
 ///    If the address of the data is not 16-byte aligned, the instruction may
 ///    read two adjacent aligned blocks of memory to retrieve the requested
 ///    data.
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VLDDQU </c> instruction.
 ///
 /// \param __p
 ///    A pointer to a 128-bit integer vector containing integer values.
 /// \returns A 128-bit vector containing the moved values.
 static __inline__ __m128i __DEFAULT_FN_ATTRS
 _mm_lddqu_si128(__m128i_u const *__p)
 {
   return (__m128i)__builtin_ia32_lddqu((char const *)__p);
 }

 /// Adds the even-indexed values and subtracts the odd-indexed values of
 ///    two 128-bit vectors of [4 x float].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VADDSUBPS </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [4 x float] containing the left source operand.
 /// \param __b
 ///    A 128-bit vector of [4 x float] containing the right source operand.
 /// \returns A 128-bit vector of [4 x float] containing the alternating sums and
 ///    differences of both operands.
 static __inline__ __m128 __DEFAULT_FN_ATTRS
 _mm_addsub_ps(__m128 __a, __m128 __b)
 {
   return __builtin_ia32_addsubps((__v4sf)__a, (__v4sf)__b);
 }

 /// Horizontally adds the adjacent pairs of values contained in two
 ///    128-bit vectors of [4 x float].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VHADDPS </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [4 x float] 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 float] 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 float] containing the horizontal sums of
 ///    both operands.
 static __inline__ __m128 __DEFAULT_FN_ATTRS
 _mm_hadd_ps(__m128 __a, __m128 __b)
 {
   return __builtin_ia32_haddps((__v4sf)__a, (__v4sf)__b);
 }

 /// Horizontally subtracts the adjacent pairs of values contained in two
 ///    128-bit vectors of [4 x float].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VHSUBPS </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [4 x float] 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 float] 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 float] containing the horizontal
 ///    differences of both operands.
 static __inline__ __m128 __DEFAULT_FN_ATTRS
 _mm_hsub_ps(__m128 __a, __m128 __b)
 {
   return __builtin_ia32_hsubps((__v4sf)__a, (__v4sf)__b);
 }

 /// Moves and duplicates odd-indexed values from a 128-bit vector
 ///    of [4 x float] to float values stored in a 128-bit vector of
 ///    [4 x float].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VMOVSHDUP </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [4 x float]. \n
 ///    Bits [127:96] of the source are written to bits [127:96] and [95:64] of
 ///    the destination. \n
 ///    Bits [63:32] of the source are written to bits [63:32] and [31:0] of the
 ///    destination.
 /// \returns A 128-bit vector of [4 x float] containing the moved and duplicated
 ///    values.
 static __inline__ __m128 __DEFAULT_FN_ATTRS_CONSTEXPR
 _mm_movehdup_ps(__m128 __a)
 {
   return __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 1, 1, 3, 3);
 }

 /// Duplicates even-indexed values from a 128-bit vector of
 ///    [4 x float] to float values stored in a 128-bit vector of [4 x float].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VMOVSLDUP </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [4 x float] \n
 ///    Bits [95:64] of the source are written to bits [127:96] and [95:64] of
 ///    the destination. \n
 ///    Bits [31:0] of the source are written to bits [63:32] and [31:0] of the
 ///    destination.
 /// \returns A 128-bit vector of [4 x float] containing the moved and duplicated
 ///    values.
 static __inline__ __m128 __DEFAULT_FN_ATTRS_CONSTEXPR
 _mm_moveldup_ps(__m128 __a)
 {
   return __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 0, 0, 2, 2);
 }

 /// Adds the even-indexed values and subtracts the odd-indexed values of
 ///    two 128-bit vectors of [2 x double].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VADDSUBPD </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [2 x double] containing the left source operand.
 /// \param __b
 ///    A 128-bit vector of [2 x double] containing the right source operand.
 /// \returns A 128-bit vector of [2 x double] containing the alternating sums
 ///    and differences of both operands.
 static __inline__ __m128d __DEFAULT_FN_ATTRS
 _mm_addsub_pd(__m128d __a, __m128d __b)
 {
   return __builtin_ia32_addsubpd((__v2df)__a, (__v2df)__b);
 }

 /// Horizontally adds the pairs of values contained in two 128-bit
 ///    vectors of [2 x double].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VHADDPD </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [2 x double] containing one of the source operands.
 ///    The horizontal sum of the values is stored in the lower bits of the
 ///    destination.
 /// \param __b
 ///    A 128-bit vector of [2 x double] containing one of the source operands.
 ///    The horizontal sum of the values is stored in the upper bits of the
 ///    destination.
 /// \returns A 128-bit vector of [2 x double] containing the horizontal sums of
 ///    both operands.
 static __inline__ __m128d __DEFAULT_FN_ATTRS
 _mm_hadd_pd(__m128d __a, __m128d __b)
 {
   return __builtin_ia32_haddpd((__v2df)__a, (__v2df)__b);
 }

 /// Horizontally subtracts the pairs of values contained in two 128-bit
 ///    vectors of [2 x double].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VHSUBPD </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [2 x double] containing one of the source operands.
 ///    The horizontal difference of the values is stored in the lower bits of
 ///    the destination.
 /// \param __b
 ///    A 128-bit vector of [2 x double] containing one of the source operands.
 ///    The horizontal difference of the values is stored in the upper bits of
 ///    the destination.
 /// \returns A 128-bit vector of [2 x double] containing the horizontal
 ///    differences of both operands.
 static __inline__ __m128d __DEFAULT_FN_ATTRS
 _mm_hsub_pd(__m128d __a, __m128d __b)
 {
   return __builtin_ia32_hsubpd((__v2df)__a, (__v2df)__b);
 }

 /// Moves and duplicates one double-precision value to double-precision
 ///    values stored in a 128-bit vector of [2 x double].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// \code
 /// __m128d _mm_loaddup_pd(double const *dp);
 /// \endcode
 ///
 /// This intrinsic corresponds to the <c> VMOVDDUP </c> instruction.
 ///
 /// \param dp
 ///    A pointer to a double-precision value to be moved and duplicated.
 /// \returns A 128-bit vector of [2 x double] containing the moved and
 ///    duplicated values.
 #define        _mm_loaddup_pd(dp)        _mm_load1_pd(dp)

 /// Moves and duplicates the double-precision value in the lower bits of
 ///    a 128-bit vector of [2 x double] to double-precision values stored in a
 ///    128-bit vector of [2 x double].
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the <c> VMOVDDUP </c> instruction.
 ///
 /// \param __a
 ///    A 128-bit vector of [2 x double]. Bits [63:0] are written to bits
 ///    [127:64] and [63:0] of the destination.
 /// \returns A 128-bit vector of [2 x double] containing the moved and
 ///    duplicated values.
 static __inline__ __m128d __DEFAULT_FN_ATTRS_CONSTEXPR
 _mm_movedup_pd(__m128d __a)
 {
   return __builtin_shufflevector((__v2df)__a, (__v2df)__a, 0, 0);
 }

 /// Establishes a linear address memory range to be monitored and puts
 ///    the processor in the monitor event pending state. Data stored in the
 ///    monitored address range causes the processor to exit the pending state.
 ///
 /// The \c MONITOR instruction can be used in kernel mode, and in other modes
 /// if MSR <c> C001_0015h[MonMwaitUserEn] </c> is set.
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the \c MONITOR instruction.
 ///
 /// \param __p
 ///    The memory range to be monitored. The size of the range is determined by
 ///    CPUID function 0000_0005h.
 /// \param __extensions
 ///    Optional extensions for the monitoring state.
 /// \param __hints
 ///    Optional hints for the monitoring state.
 static __inline__ void __DEFAULT_FN_ATTRS
 _mm_monitor(void const *__p, unsigned __extensions, unsigned __hints)
 {
   __builtin_ia32_monitor(__p, __extensions, __hints);
 }

 /// Used with the \c MONITOR instruction to wait while the processor is in
 ///    the monitor event pending state. Data stored in the monitored address
 ///    range, or an interrupt, causes the processor to exit the pending state.
 ///
 /// The \c MWAIT instruction can be used in kernel mode, and in other modes if
 /// MSR <c> C001_0015h[MonMwaitUserEn] </c> is set.
 ///
 /// \headerfile <x86intrin.h>
 ///
 /// This intrinsic corresponds to the \c MWAIT instruction.
 ///
 /// \param __extensions
 ///    Optional extensions for the monitoring state, which can vary by
 ///    processor.
 /// \param __hints
 ///    Optional hints for the monitoring state, which can vary by processor.
 static __inline__ void __DEFAULT_FN_ATTRS
 _mm_mwait(unsigned __extensions, unsigned __hints)
 {
   __builtin_ia32_mwait(__extensions, __hints);
 }

 #undef __DEFAULT_FN_ATTRS
 #undef __DEFAULT_FN_ATTRS_CONSTEXPR

 #endif /* __PMMINTRIN_H */
	/*===---- pmmintrin.h - SSE3 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 __PMMINTRIN_H
	#define __PMMINTRIN_H

	#if !defined(__i386__) && !defined(__x86_64__)
	#error "This header is only meant to be used on x86 and x64 architecture"
	#endif

	#include <emmintrin.h>

	/* Define the default attributes for the functions in this file. */
	#if defined(__EVEX512__) && !defined(__AVX10_1_512__)
	#define __DEFAULT_FN_ATTRS \
	__attribute__((__always_inline__, __nodebug__, \
	__target__("sse3,no-evex512"), __min_vector_width__(128)))
	#else
	#define __DEFAULT_FN_ATTRS \
	__attribute__((__always_inline__, __nodebug__, __target__("sse3"), \
	__min_vector_width__(128)))
	#endif

	#if defined(__cplusplus) && (__cplusplus >= 201103L)
	#define __DEFAULT_FN_ATTRS_CONSTEXPR __DEFAULT_FN_ATTRS constexpr
	#else
	#define __DEFAULT_FN_ATTRS_CONSTEXPR __DEFAULT_FN_ATTRS
	#endif

	/// Loads data from an unaligned memory location to elements in a 128-bit
	/// vector.
	///
	/// If the address of the data is not 16-byte aligned, the instruction may
	/// read two adjacent aligned blocks of memory to retrieve the requested
	/// data.
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VLDDQU </c> instruction.
	///
	/// \param __p
	/// A pointer to a 128-bit integer vector containing integer values.
	/// \returns A 128-bit vector containing the moved values.
	static __inline__ __m128i __DEFAULT_FN_ATTRS
	_mm_lddqu_si128(__m128i_u const *__p)
	{
	return (__m128i)__builtin_ia32_lddqu((char const *)__p);
	}

	/// Adds the even-indexed values and subtracts the odd-indexed values of
	/// two 128-bit vectors of [4 x float].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VADDSUBPS </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [4 x float] containing the left source operand.
	/// \param __b
	/// A 128-bit vector of [4 x float] containing the right source operand.
	/// \returns A 128-bit vector of [4 x float] containing the alternating sums and
	/// differences of both operands.
	static __inline__ __m128 __DEFAULT_FN_ATTRS
	_mm_addsub_ps(__m128 __a, __m128 __b)
	{
	return __builtin_ia32_addsubps((__v4sf)__a, (__v4sf)__b);
	}

	/// Horizontally adds the adjacent pairs of values contained in two
	/// 128-bit vectors of [4 x float].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VHADDPS </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [4 x float] 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 float] 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 float] containing the horizontal sums of
	/// both operands.
	static __inline__ __m128 __DEFAULT_FN_ATTRS
	_mm_hadd_ps(__m128 __a, __m128 __b)
	{
	return __builtin_ia32_haddps((__v4sf)__a, (__v4sf)__b);
	}

	/// Horizontally subtracts the adjacent pairs of values contained in two
	/// 128-bit vectors of [4 x float].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VHSUBPS </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [4 x float] 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 float] 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 float] containing the horizontal
	/// differences of both operands.
	static __inline__ __m128 __DEFAULT_FN_ATTRS
	_mm_hsub_ps(__m128 __a, __m128 __b)
	{
	return __builtin_ia32_hsubps((__v4sf)__a, (__v4sf)__b);
	}

	/// Moves and duplicates odd-indexed values from a 128-bit vector
	/// of [4 x float] to float values stored in a 128-bit vector of
	/// [4 x float].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VMOVSHDUP </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [4 x float]. \n
	/// Bits [127:96] of the source are written to bits [127:96] and [95:64] of
	/// the destination. \n
	/// Bits [63:32] of the source are written to bits [63:32] and [31:0] of the
	/// destination.
	/// \returns A 128-bit vector of [4 x float] containing the moved and duplicated
	/// values.
	static __inline__ __m128 __DEFAULT_FN_ATTRS_CONSTEXPR
	_mm_movehdup_ps(__m128 __a)
	{
	return __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 1, 1, 3, 3);
	}

	/// Duplicates even-indexed values from a 128-bit vector of
	/// [4 x float] to float values stored in a 128-bit vector of [4 x float].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VMOVSLDUP </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [4 x float] \n
	/// Bits [95:64] of the source are written to bits [127:96] and [95:64] of
	/// the destination. \n
	/// Bits [31:0] of the source are written to bits [63:32] and [31:0] of the
	/// destination.
	/// \returns A 128-bit vector of [4 x float] containing the moved and duplicated
	/// values.
	static __inline__ __m128 __DEFAULT_FN_ATTRS_CONSTEXPR
	_mm_moveldup_ps(__m128 __a)
	{
	return __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 0, 0, 2, 2);
	}

	/// Adds the even-indexed values and subtracts the odd-indexed values of
	/// two 128-bit vectors of [2 x double].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VADDSUBPD </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [2 x double] containing the left source operand.
	/// \param __b
	/// A 128-bit vector of [2 x double] containing the right source operand.
	/// \returns A 128-bit vector of [2 x double] containing the alternating sums
	/// and differences of both operands.
	static __inline__ __m128d __DEFAULT_FN_ATTRS
	_mm_addsub_pd(__m128d __a, __m128d __b)
	{
	return __builtin_ia32_addsubpd((__v2df)__a, (__v2df)__b);
	}

	/// Horizontally adds the pairs of values contained in two 128-bit
	/// vectors of [2 x double].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VHADDPD </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [2 x double] containing one of the source operands.
	/// The horizontal sum of the values is stored in the lower bits of the
	/// destination.
	/// \param __b
	/// A 128-bit vector of [2 x double] containing one of the source operands.
	/// The horizontal sum of the values is stored in the upper bits of the
	/// destination.
	/// \returns A 128-bit vector of [2 x double] containing the horizontal sums of
	/// both operands.
	static __inline__ __m128d __DEFAULT_FN_ATTRS
	_mm_hadd_pd(__m128d __a, __m128d __b)
	{
	return __builtin_ia32_haddpd((__v2df)__a, (__v2df)__b);
	}

	/// Horizontally subtracts the pairs of values contained in two 128-bit
	/// vectors of [2 x double].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VHSUBPD </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [2 x double] containing one of the source operands.
	/// The horizontal difference of the values is stored in the lower bits of
	/// the destination.
	/// \param __b
	/// A 128-bit vector of [2 x double] containing one of the source operands.
	/// The horizontal difference of the values is stored in the upper bits of
	/// the destination.
	/// \returns A 128-bit vector of [2 x double] containing the horizontal
	/// differences of both operands.
	static __inline__ __m128d __DEFAULT_FN_ATTRS
	_mm_hsub_pd(__m128d __a, __m128d __b)
	{
	return __builtin_ia32_hsubpd((__v2df)__a, (__v2df)__b);
	}

	/// Moves and duplicates one double-precision value to double-precision
	/// values stored in a 128-bit vector of [2 x double].
	///
	/// \headerfile <x86intrin.h>
	///
	/// \code
	/// __m128d _mm_loaddup_pd(double const *dp);
	/// \endcode
	///
	/// This intrinsic corresponds to the <c> VMOVDDUP </c> instruction.
	///
	/// \param dp
	/// A pointer to a double-precision value to be moved and duplicated.
	/// \returns A 128-bit vector of [2 x double] containing the moved and
	/// duplicated values.
	#define _mm_loaddup_pd(dp) _mm_load1_pd(dp)

	/// Moves and duplicates the double-precision value in the lower bits of
	/// a 128-bit vector of [2 x double] to double-precision values stored in a
	/// 128-bit vector of [2 x double].
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the <c> VMOVDDUP </c> instruction.
	///
	/// \param __a
	/// A 128-bit vector of [2 x double]. Bits [63:0] are written to bits
	/// [127:64] and [63:0] of the destination.
	/// \returns A 128-bit vector of [2 x double] containing the moved and
	/// duplicated values.
	static __inline__ __m128d __DEFAULT_FN_ATTRS_CONSTEXPR
	_mm_movedup_pd(__m128d __a)
	{
	return __builtin_shufflevector((__v2df)__a, (__v2df)__a, 0, 0);
	}

	/// Establishes a linear address memory range to be monitored and puts
	/// the processor in the monitor event pending state. Data stored in the
	/// monitored address range causes the processor to exit the pending state.
	///
	/// The \c MONITOR instruction can be used in kernel mode, and in other modes
	/// if MSR <c> C001_0015h[MonMwaitUserEn] </c> is set.
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the \c MONITOR instruction.
	///
	/// \param __p
	/// The memory range to be monitored. The size of the range is determined by
	/// CPUID function 0000_0005h.
	/// \param __extensions
	/// Optional extensions for the monitoring state.
	/// \param __hints
	/// Optional hints for the monitoring state.
	static __inline__ void __DEFAULT_FN_ATTRS
	_mm_monitor(void const *__p, unsigned __extensions, unsigned __hints)
	{
	__builtin_ia32_monitor(__p, __extensions, __hints);
	}

	/// Used with the \c MONITOR instruction to wait while the processor is in
	/// the monitor event pending state. Data stored in the monitored address
	/// range, or an interrupt, causes the processor to exit the pending state.
	///
	/// The \c MWAIT instruction can be used in kernel mode, and in other modes if
	/// MSR <c> C001_0015h[MonMwaitUserEn] </c> is set.
	///
	/// \headerfile <x86intrin.h>
	///
	/// This intrinsic corresponds to the \c MWAIT instruction.
	///
	/// \param __extensions
	/// Optional extensions for the monitoring state, which can vary by
	/// processor.
	/// \param __hints
	/// Optional hints for the monitoring state, which can vary by processor.
	static __inline__ void __DEFAULT_FN_ATTRS
	_mm_mwait(unsigned __extensions, unsigned __hints)
	{
	__builtin_ia32_mwait(__extensions, __hints);
	}

	#undef __DEFAULT_FN_ATTRS
	#undef __DEFAULT_FN_ATTRS_CONSTEXPR

	#endif /* __PMMINTRIN_H */