1/*===---- ammintrin.h - SSE4a intrinsics -----------------------------------=== 2 * 3 * Permission is hereby granted, free of charge, to any person obtaining a copy 4 * of this software and associated documentation files (the "Software"), to deal 5 * in the Software without restriction, including without limitation the rights 6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 7 * copies of the Software, and to permit persons to whom the Software is 8 * furnished to do so, subject to the following conditions: 9 * 10 * The above copyright notice and this permission notice shall be included in 11 * all copies or substantial portions of the Software. 12 * 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 19 * THE SOFTWARE. 20 * 21 *===-----------------------------------------------------------------------=== 22 */ 23 24#ifndef __AMMINTRIN_H 25#define __AMMINTRIN_H 26 27#include <pmmintrin.h> 28 29/* Define the default attributes for the functions in this file. */ 30#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("sse4a"))) 31 32/// \brief Extracts the specified bits from the lower 64 bits of the 128-bit 33/// integer vector operand at the index idx and of the length len. 34/// 35/// \headerfile <x86intrin.h> 36/// 37/// \code 38/// __m128i _mm_extracti_si64(__m128i x, const int len, const int idx); 39/// \endcode 40/// 41/// This intrinsic corresponds to the \c EXTRQ instruction. 42/// 43/// \param x 44/// The value from which bits are extracted. 45/// \param len 46/// Bits [5:0] specify the length; the other bits are ignored. If bits [5:0] 47/// are zero, the length is interpreted as 64. 48/// \param idx 49/// Bits [5:0] specify the index of the least significant bit; the other 50/// bits are ignored. If the sum of the index and length is greater than 64, 51/// the result is undefined. If the length and index are both zero, bits 52/// [63:0] of parameter x are extracted. If the length is zero but the index 53/// is non-zero, the result is undefined. 54/// \returns A 128-bit integer vector whose lower 64 bits contain the bits 55/// extracted from the source operand. 56#define _mm_extracti_si64(x, len, idx) \ 57 ((__m128i)__builtin_ia32_extrqi((__v2di)(__m128i)(x), \ 58 (char)(len), (char)(idx))) 59 60/// \brief Extracts the specified bits from the lower 64 bits of the 128-bit 61/// integer vector operand at the index and of the length specified by __y. 62/// 63/// \headerfile <x86intrin.h> 64/// 65/// This intrinsic corresponds to the \c EXTRQ instruction. 66/// 67/// \param __x 68/// The value from which bits are extracted. 69/// \param __y 70/// Specifies the index of the least significant bit at [13:8] and the 71/// length at [5:0]; all other bits are ignored. If bits [5:0] are zero, the 72/// length is interpreted as 64. If the sum of the index and length is 73/// greater than 64, the result is undefined. If the length and index are 74/// both zero, bits [63:0] of parameter __x are extracted. If the length is 75/// zero but the index is non-zero, the result is undefined. 76/// \returns A 128-bit vector whose lower 64 bits contain the bits extracted 77/// from the source operand. 78static __inline__ __m128i __DEFAULT_FN_ATTRS 79_mm_extract_si64(__m128i __x, __m128i __y) 80{ 81 return (__m128i)__builtin_ia32_extrq((__v2di)__x, (__v16qi)__y); 82} 83 84/// \brief Inserts bits of a specified length from the source integer vector y 85/// into the lower 64 bits of the destination integer vector x at the index 86/// idx and of the length len. 87/// 88/// \headerfile <x86intrin.h> 89/// 90/// \code 91/// __m128i _mm_inserti_si64(__m128i x, __m128i y, const int len, 92/// const int idx); 93/// \endcode 94/// 95/// This intrinsic corresponds to the \c INSERTQ instruction. 96/// 97/// \param x 98/// The destination operand where bits will be inserted. The inserted bits 99/// are defined by the length len and by the index idx specifying the least 100/// significant bit. 101/// \param y 102/// The source operand containing the bits to be extracted. The extracted 103/// bits are the least significant bits of operand y of length len. 104/// \param len 105/// Bits [5:0] specify the length; the other bits are ignored. If bits [5:0] 106/// are zero, the length is interpreted as 64. 107/// \param idx 108/// Bits [5:0] specify the index of the least significant bit; the other 109/// bits are ignored. If the sum of the index and length is greater than 64, 110/// the result is undefined. If the length and index are both zero, bits 111/// [63:0] of parameter y are inserted into parameter x. If the length is 112/// zero but the index is non-zero, the result is undefined. 113/// \returns A 128-bit integer vector containing the original lower 64-bits of 114/// destination operand x with the specified bitfields replaced by the lower 115/// bits of source operand y. The upper 64 bits of the return value are 116/// undefined. 117 118#define _mm_inserti_si64(x, y, len, idx) \ 119 ((__m128i)__builtin_ia32_insertqi((__v2di)(__m128i)(x), \ 120 (__v2di)(__m128i)(y), \ 121 (char)(len), (char)(idx))) 122 123/// \brief Inserts bits of a specified length from the source integer vector 124/// __y into the lower 64 bits of the destination integer vector __x at the 125/// index and of the length specified by __y. 126/// 127/// \headerfile <x86intrin.h> 128/// 129/// This intrinsic corresponds to the \c INSERTQ instruction. 130/// 131/// \param __x 132/// The destination operand where bits will be inserted. The inserted bits 133/// are defined by the length and by the index of the least significant bit 134/// specified by operand __y. 135/// \param __y 136/// The source operand containing the bits to be extracted. The extracted 137/// bits are the least significant bits of operand __y with length specified 138/// by bits [69:64]. These are inserted into the destination at the index 139/// specified by bits [77:72]; all other bits are ignored. If bits [69:64] 140/// are zero, the length is interpreted as 64. If the sum of the index and 141/// length is greater than 64, the result is undefined. If the length and 142/// index are both zero, bits [63:0] of parameter __y are inserted into 143/// parameter __x. If the length is zero but the index is non-zero, the 144/// result is undefined. 145/// \returns A 128-bit integer vector containing the original lower 64-bits of 146/// destination operand __x with the specified bitfields replaced by the 147/// lower bits of source operand __y. The upper 64 bits of the return value 148/// are undefined. 149 150static __inline__ __m128i __DEFAULT_FN_ATTRS 151_mm_insert_si64(__m128i __x, __m128i __y) 152{ 153 return (__m128i)__builtin_ia32_insertq((__v2di)__x, (__v2di)__y); 154} 155 156/// \brief Stores a 64-bit double-precision value in a 64-bit memory location. 157/// To minimize caching, the data is flagged as non-temporal (unlikely to be 158/// used again soon). 159/// 160/// \headerfile <x86intrin.h> 161/// 162/// This intrinsic corresponds to the \c MOVNTSD instruction. 163/// 164/// \param __p 165/// The 64-bit memory location used to store the register value. 166/// \param __a 167/// The 64-bit double-precision floating-point register value to be stored. 168static __inline__ void __DEFAULT_FN_ATTRS 169_mm_stream_sd(double *__p, __m128d __a) 170{ 171 __builtin_ia32_movntsd(__p, (__v2df)__a); 172} 173 174/// \brief Stores a 32-bit single-precision floating-point value in a 32-bit 175/// memory location. To minimize caching, the data is flagged as 176/// non-temporal (unlikely to be used again soon). 177/// 178/// \headerfile <x86intrin.h> 179/// 180/// This intrinsic corresponds to the \c MOVNTSS instruction. 181/// 182/// \param __p 183/// The 32-bit memory location used to store the register value. 184/// \param __a 185/// The 32-bit single-precision floating-point register value to be stored. 186static __inline__ void __DEFAULT_FN_ATTRS 187_mm_stream_ss(float *__p, __m128 __a) 188{ 189 __builtin_ia32_movntss(__p, (__v4sf)__a); 190} 191 192#undef __DEFAULT_FN_ATTRS 193 194#endif /* __AMMINTRIN_H */ 195