210 lines
8.3 KiB
C
210 lines
8.3 KiB
C
|
/*===---- ammintrin.h - SSE4a 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 __AMMINTRIN_H
|
||
|
|
#define __AMMINTRIN_H
|
||
|
|
|
||
|
|
#include <pmmintrin.h>
|
||
|
|
|
||
|
|
/* Define the default attributes for the functions in this file. */
|
||
|
|
#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("sse4a")))
|
||
|
|
|
||
|
|
/// \brief Extracts the specified bits from the lower 64 bits of the 128-bit
|
||
|
|
/// integer vector operand at the index idx and of the length len.
|
||
|
|
///
|
||
|
|
/// \headerfile <x86intrin.h>
|
||
|
|
///
|
||
|
|
/// \code
|
||
|
|
/// __m128i _mm_extracti_si64(__m128i x, const int len, const int idx);
|
||
|
|
/// \endcode
|
||
|
|
///
|
||
|
|
/// \code
|
||
|
|
/// This intrinsic corresponds to the \c EXTRQ instruction.
|
||
|
|
/// \endcode
|
||
|
|
///
|
||
|
|
/// \param x
|
||
|
|
/// The value from which bits are extracted.
|
||
|
|
/// \param len
|
||
|
|
/// Bits [5:0] specify the length; the other bits are ignored. If bits [5:0]
|
||
|
|
/// are zero, the length is interpreted as 64.
|
||
|
|
/// \param idx
|
||
|
|
/// Bits [5:0] specify the index of the least significant bit; the other
|
||
|
|
/// bits are ignored. If the sum of the index and length is greater than
|
||
|
|
/// 64, the result is undefined. If the length and index are both zero,
|
||
|
|
/// bits [63:0] of parameter x are extracted. If the length is zero
|
||
|
|
/// but the index is non-zero, the result is undefined.
|
||
|
|
/// \returns A 128-bit integer vector whose lower 64 bits contain the bits
|
||
|
|
/// extracted from the source operand.
|
||
|
|
#define _mm_extracti_si64(x, len, idx) \
|
||
|
|
((__m128i)__builtin_ia32_extrqi((__v2di)(__m128i)(x), \
|
||
|
|
(char)(len), (char)(idx)))
|
||
|
|
|
||
|
|
/// \brief Extracts the specified bits from the lower 64 bits of the 128-bit
|
||
|
|
/// integer vector operand at the index and of the length specified by __y.
|
||
|
|
///
|
||
|
|
/// \headerfile <x86intrin.h>
|
||
|
|
///
|
||
|
|
/// \code
|
||
|
|
/// This intrinsic corresponds to the \c EXTRQ instruction.
|
||
|
|
/// \endcode
|
||
|
|
///
|
||
|
|
/// \param __x
|
||
|
|
/// The value from which bits are extracted.
|
||
|
|
/// \param __y
|
||
|
|
/// Specifies the index of the least significant bit at [13:8]
|
||
|
|
/// and the length at [5:0]; all other bits are ignored.
|
||
|
|
/// If bits [5:0] are zero, the length is interpreted as 64.
|
||
|
|
/// If the sum of the index and length is greater than 64, the result is
|
||
|
|
/// undefined. If the length and index are both zero, bits [63:0] of
|
||
|
|
/// parameter __x are extracted. If the length is zero but the index is
|
||
|
|
/// non-zero, the result is undefined.
|
||
|
|
/// \returns A 128-bit vector whose lower 64 bits contain the bits extracted
|
||
|
|
/// from the source operand.
|
||
|
|
static __inline__ __m128i __DEFAULT_FN_ATTRS
|
||
|
|
_mm_extract_si64(__m128i __x, __m128i __y)
|
||
|
|
{
|
||
|
|
return (__m128i)__builtin_ia32_extrq((__v2di)__x, (__v16qi)__y);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// \brief Inserts bits of a specified length from the source integer vector
|
||
|
|
/// y into the lower 64 bits of the destination integer vector x at the
|
||
|
|
/// index idx and of the length len.
|
||
|
|
///
|
||
|
|
/// \headerfile <x86intrin.h>
|
||
|
|
///
|
||
|
|
/// \code
|
||
|
|
/// __m128i _mm_inserti_si64(__m128i x, __m128i y, const int len,
|
||
|
|
/// const int idx);
|
||
|
|
/// \endcode
|
||
|
|
///
|
||
|
|
/// \code
|
||
|
|
/// This intrinsic corresponds to the \c INSERTQ instruction.
|
||
|
|
/// \endcode
|
||
|
|
///
|
||
|
|
/// \param x
|
||
|
|
/// The destination operand where bits will be inserted. The inserted bits
|
||
|
|
/// are defined by the length len and by the index idx specifying the least
|
||
|
|
/// significant bit.
|
||
|
|
/// \param y
|
||
|
|
/// The source operand containing the bits to be extracted. The extracted
|
||
|
|
/// bits are the least significant bits of operand y of length len.
|
||
|
|
/// \param len
|
||
|
|
/// Bits [5:0] specify the length; the other bits are ignored. If bits [5:0]
|
||
|
|
/// are zero, the length is interpreted as 64.
|
||
|
|
/// \param idx
|
||
|
|
/// Bits [5:0] specify the index of the least significant bit; the other
|
||
|
|
/// bits are ignored. If the sum of the index and length is greater than
|
||
|
|
/// 64, the result is undefined. If the length and index are both zero,
|
||
|
|
/// bits [63:0] of parameter y are inserted into parameter x. If the
|
||
|
|
/// length is zero but the index is non-zero, the result is undefined.
|
||
|
|
/// \returns A 128-bit integer vector containing the original lower 64-bits
|
||
|
|
/// of destination operand x with the specified bitfields replaced by the
|
||
|
|
/// lower bits of source operand y. The upper 64 bits of the return value
|
||
|
|
/// are undefined.
|
||
|
|
|
||
|
|
#define _mm_inserti_si64(x, y, len, idx) \
|
||
|
|
((__m128i)__builtin_ia32_insertqi((__v2di)(__m128i)(x), \
|
||
|
|
(__v2di)(__m128i)(y), \
|
||
|
|
(char)(len), (char)(idx)))
|
||
|
|
|
||
|
|
/// \brief Inserts bits of a specified length from the source integer vector
|
||
|
|
/// __y into the lower 64 bits of the destination integer vector __x at
|
||
|
|
/// the index and of the length specified by __y.
|
||
|
|
///
|
||
|
|
/// \headerfile <x86intrin.h>
|
||
|
|
///
|
||
|
|
/// \code
|
||
|
|
/// This intrinsic corresponds to the \c INSERTQ instruction.
|
||
|
|
/// \endcode
|
||
|
|
///
|
||
|
|
/// \param __x
|
||
|
|
/// The destination operand where bits will be inserted. The inserted bits
|
||
|
|
/// are defined by the length and by the index of the least significant bit
|
||
|
|
/// specified by operand __y.
|
||
|
|
/// \param __y
|
||
|
|
/// The source operand containing the bits to be extracted. The extracted
|
||
|
|
/// bits are the least significant bits of operand __y with length specified
|
||
|
|
/// by bits [69:64]. These are inserted into the destination at the index
|
||
|
|
/// specified by bits [77:72]; all other bits are ignored.
|
||
|
|
/// If bits [69:64] are zero, the length is interpreted as 64.
|
||
|
|
/// If the sum of the index and length is greater than 64, the result is
|
||
|
|
/// undefined. If the length and index are both zero, bits [63:0] of
|
||
|
|
/// parameter __y are inserted into parameter __x. If the length
|
||
|
|
/// is zero but the index is non-zero, the result is undefined.
|
||
|
|
/// \returns A 128-bit integer vector containing the original lower 64-bits
|
||
|
|
/// of destination operand __x with the specified bitfields replaced by the
|
||
|
|
/// lower bits of source operand __y. The upper 64 bits of the return value
|
||
|
|
/// are undefined.
|
||
|
|
|
||
|
|
static __inline__ __m128i __DEFAULT_FN_ATTRS
|
||
|
|
_mm_insert_si64(__m128i __x, __m128i __y)
|
||
|
|
{
|
||
|
|
return (__m128i)__builtin_ia32_insertq((__v2di)__x, (__v2di)__y);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// \brief Stores a 64-bit double-precision value in a 64-bit memory location.
|
||
|
|
/// To minimize caching, the data is flagged as non-temporal (unlikely to be
|
||
|
|
/// used again soon).
|
||
|
|
///
|
||
|
|
/// \headerfile <x86intrin.h>
|
||
|
|
///
|
||
|
|
/// \code
|
||
|
|
/// This intrinsic corresponds to the \c MOVNTSD instruction.
|
||
|
|
/// \endcode
|
||
|
|
///
|
||
|
|
/// \param __p
|
||
|
|
/// The 64-bit memory location used to store the register value.
|
||
|
|
/// \param __a
|
||
|
|
/// The 64-bit double-precision floating-point register value to
|
||
|
|
/// be stored.
|
||
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
||
|
|
_mm_stream_sd(double *__p, __m128d __a)
|
||
|
|
{
|
||
|
|
__builtin_ia32_movntsd(__p, (__v2df)__a);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// \brief Stores a 32-bit single-precision floating-point value in a 32-bit
|
||
|
|
/// memory location. To minimize caching, the data is flagged as
|
||
|
|
/// non-temporal (unlikely to be used again soon).
|
||
|
|
///
|
||
|
|
/// \headerfile <x86intrin.h>
|
||
|
|
///
|
||
|
|
/// \code
|
||
|
|
/// This intrinsic corresponds to the \c MOVNTSS instruction.
|
||
|
|
/// \endcode
|
||
|
|
///
|
||
|
|
/// \param __p
|
||
|
|
/// The 32-bit memory location used to store the register value.
|
||
|
|
/// \param __a
|
||
|
|
/// The 32-bit single-precision floating-point register value to
|
||
|
|
/// be stored.
|
||
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
||
|
|
_mm_stream_ss(float *__p, __m128 __a)
|
||
|
|
{
|
||
|
|
__builtin_ia32_movntss(__p, (__v4sf)__a);
|
||
|
|
}
|
||
|
|
|
||
|
|
#undef __DEFAULT_FN_ATTRS
|
||
|
|
|
||
|
|
#endif /* __AMMINTRIN_H */
|