zig/c_headers/pmmintrin.h
2017-09-30 18:20:55 -04:00

305 lines
11 KiB
C

/*===---- pmmintrin.h - SSE3 intrinsics ------------------------------------===
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*===-----------------------------------------------------------------------===
*/
#ifndef __PMMINTRIN_H
#define __PMMINTRIN_H
#include <emmintrin.h>
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS \
__attribute__((__always_inline__, __nodebug__, __target__("sse3")))
/// \brief 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 const *__p)
{
return (__m128i)__builtin_ia32_lddqu((char const *)__p);
}
/// \brief 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);
}
/// \brief 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);
}
/// \brief 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);
}
/// \brief Moves and duplicates high-order (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
_mm_movehdup_ps(__m128 __a)
{
return __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 1, 1, 3, 3);
}
/// \brief Duplicates low-order (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
_mm_moveldup_ps(__m128 __a)
{
return __builtin_shufflevector((__v4sf)__a, (__v4sf)__a, 0, 0, 2, 2);
}
/// \brief 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);
}
/// \brief 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);
}
/// \brief 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);
}
/// \brief 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)
/// \brief 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
_mm_movedup_pd(__m128d __a)
{
return __builtin_shufflevector((__v2df)__a, (__v2df)__a, 0, 0);
}
/// \brief 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.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the <c> MONITOR </c> 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((void *)__p, __extensions, __hints);
}
/// \brief Used with the MONITOR instruction to wait while the processor is in
/// the monitor event pending state. Data stored in the monitored address
/// range causes the processor to exit the pending state.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the <c> MWAIT </c> instruction.
///
/// \param __extensions
/// Optional extensions for the monitoring state, which may vary by
/// processor.
/// \param __hints
/// Optional hints for the monitoring state, which may vary by processor.
static __inline__ void __DEFAULT_FN_ATTRS
_mm_mwait(unsigned __extensions, unsigned __hints)
{
__builtin_ia32_mwait(__extensions, __hints);
}
#undef __DEFAULT_FN_ATTRS
#endif /* __PMMINTRIN_H */