Visible to Intel only — GUID: GUID-10E2E883-F3D1-40D0-A455-1B36F64185A6
Visible to Intel only — GUID: GUID-10E2E883-F3D1-40D0-A455-1B36F64185A6
Intrinsics for Compression Operations
The prototypes for Intel® Advanced Vector Extensions 512 (Intel® AVX-512) intrinsics are located in the zmmintrin.h header file.
To use these intrinsics, include the immintrin.h file as follows:
#include <immintrin.h>
Intrinsic Name |
Operation |
Corresponding |
---|---|---|
_mm512_mask_compress_pd, _mm512_maskz_compress_pd |
Contiguously store active float32 elements. |
VCOMPRESSPD |
_mm512_mask_compress_ps, _mm512_maskz_compress_ps |
Contiguously store active float64 elements. |
VCOMPRESSPS |
_mm512_mask_compress_epi32, _mm512_maskz_compress_epi32, _mm512_mask_compressstoreu_epi32 |
Contiguously store active int32 elements. |
VPCOMPRESSD |
_mm512_mask_compress_epi64, _mm512_maskz_compress_epi64 |
Contiguously store active int64 elements. |
VPCOMPRESSQ |
variable | definition |
---|---|
k | writemask used as a selector |
a | first source vector element |
src | source element to use based on writemask result |
base_addr | pointer to base address in memory to begin load or store operation |
_mm512_mask_compress_pd
extern __m512d __cdecl _mm512_mask_compress_pd(__m512d a, __mmask8 k, __m512d src);
Contiguously stores the active float64 elements in a (those with their respective bit set in writemask k) to destination, and passes through the remaining elements from src.
_mm512_maskz_compress_pd
extern __m512d __cdecl _mm512_maskz_compress_pd(__mmask8 k, __m512d a);
Contiguously stores the active float64 elements in a (those with their respective bit set in zeromask k) to destination, and set the remaining elements to zero.
_mm512_mask_compress_ps
extern __m512 __cdecl _mm512_mask_compress_ps(__m512 a, __mmask16 k, __m512 src);
Contiguously stores the active float32 elements in a (those with their respective bit set in writemask k) to destination, and passes through the remaining elements from src.
_mm512_maskz_compress_ps
extern __m512 __cdecl _mm512_maskz_compress_ps(__mmask16 k, __m512 a);
Contiguously stores the active float32 elements in a (those with their respective bit set in zeromask k) to destination, and set the remaining elements to zero.
_mm512_mask_compressstoreu_pd
extern void __cdecl _mm512_mask_compressstoreu_pd(void* base_addr, __mmask8 k, __m512d a);
Contiguously stores the active float64 elements in a (those with their respective bit set in writemask k) to unaligned memory at base_addr.
_mm512_mask_compressstoreu_ps
extern void __cdecl _mm512_mask_compressstoreu_ps(void* base_addr, __mmask16 k, __m512 a);
Contiguously stores the active float32 elements in a (those with their respective bit set in writemask k) to unaligned memory at base_addr.
_mm512_mask_compress_epi32
extern __m512i __cdecl _mm512_mask_compress_epi32(__m512i a, __mmask16 k, __m512i src);
Contiguously stores the active int32 elements in a (those with their respective bit set in writemask k) to destination, and passes through the remaining elements from src.
_mm512_maskz_compress_epi32
extern __m512i __cdecl _mm512_maskz_compress_epi32(__mmask16 k, __m512i a);
Contiguously stores the active int32 elements in a (those with their respective bit set in zeromask k) to destination, and set the remaining elements to zero.
_mm512_mask_compress_epi64
extern __m512i __cdecl _mm512_mask_compress_epi64(__m512i a, __mmask8 k, __m512i src);
Contiguously stores the active int64 elements in a (those with their respective bit set in writemask k) to destination, and passes through the remaining elements from src.
_mm512_maskz_compress_epi64
extern __m512i __cdecl _mm512_maskz_compress_epi64(__mmask8 k, __m512i a);
Contiguously stores the active int64 elements in a (those with their respective bit set in zeromask k) to destination, and set the remaining elements to zero.
_mm512_mask_compressstoreu_epi32
extern void __cdecl _mm512_mask_compressstoreu_epi32(void* base_addr, __mmask16 k, __m512i a);
Contiguously stores the active int32 elements in a (those with their respective bit set in writemask k) to unaligned memory at base_addr.
_mm512_mask_compressstoreu_epi64
extern void __cdecl _mm512_mask_compressstoreu_epi64(void* base_addr, __mmask8 k, __m512i a);
Contiguously stores the active int64 elements in a (those with their respective bit set in writemask k) to unaligned memory at base_addr.