# Intrinsics for FP Move 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 Intel® AVX-512 Instruction
--- | --- | ---
`_mm512_mask_mov_pd`, `_mm512_maskz_mov_pd` | Moves packed float64 elements. | `VMOVAPD`
`_mm512_mask_mov_ps`, `_mm512_maskz_mov_ps` | Moves packed float32 elements. | `VMOVAPS`
`_mm_mask_move_sd`, `_mm_maskz_move_sd` | Moves scalar float64 elements. | `VMOVSD`
`_mm_mask_move_ss`, `_mm_maskz_move_ss` | Moves scalar float32 elements. | `VMOVSS`
`_mm512_movedup_pd`, `_mm512_mask_movedup_pd`, `_mm512_maskz_movedup_pd` | Duplicates even-indexed float64 elements. | `VMOVDDUP`
`_mm512_movehdup_ps`, `_mm512_mask_movehdup_ps`, `_mm512_maskz_movehdup_ps` | Duplicates odd-indexed float32 elements. | `VMOVSHDUP`
`_mm512_moveldup_ps`, `_mm512_mask_moveldup_ps`, `_mm512_maskz_moveldup_ps` | Moves lower float32 element. | `VMOVSLDUP`

variable | definition
--- | ---
k | writemask used as a selector
a | first source vector element
b | second source vector element
src | source element to use based on writemask result

_mm512_mask_mov_pd

    extern __m512d __cdecl _mm512_mask_mov_pd(__m512d src, __mmask8 k, __m512d a);

Moves packed float64 elements from a using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_mov_pd

    extern __m512d __cdecl _mm512_maskz_mov_pd(__mmask8 k, __m512d a);

Moves packed float64 elements from a using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm512_mask_mov_ps

    extern __m512 __cdecl _mm512_mask_mov_ps(__m512 src, __mmask16 k, __m512 a);

Moves packed float32 elements from a using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_mov_ps

    extern __m512 __cdecl _mm512_maskz_mov_ps(__mmask16 k, __m512 a);

Moves packed float32 elements from a using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm512_movedup_pd

    extern __m512d __cdecl _mm512_movedup_pd(__m512d a);

Duplicates even-indexed float64 elements from a, and stores the result.

_mm512_mask_movedup_pd

    extern __m512d __cdecl _mm512_mask_movedup_pd(__m512d src, __mmask8 k, __m512d a);

Duplicates even-indexed float64 elements from a, and stores the result using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_movedup_pd

    extern __m512d __cdecl _mm512_maskz_movedup_pd(__mmask8 k, __m512d a);

Duplicates even-indexed float64 elements from a, and stores the result using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm_mask_move_sd

    extern __m128d __cdecl _mm_mask_move_sd(__m128d src, __mmask8 k, __m128d a, __m128d b);

Moves lower float64 element from b to lower destination element using writemask k (the element is copied from src when mask bit 0 is not set), and copy upper element from a to upper destination element.

_mm_maskz_move_sd

    extern __m128d __cdecl _mm_maskz_move_sd(__mmask8 k, __m128d a, __m128d b);

Moves lower float64 element from b to lower destination element using zeromask k (the element is zeroed out when mask bit 0 is not set), and copy upper element from a to upper destination element.

_mm512_movehdup_ps

    extern __m512 __cdecl _mm512_movehdup_ps(__m512 a);

Duplicates odd-indexed float32 elements from a, and stores the result.

_mm512_mask_movehdup_ps

    extern __m512 __cdecl _mm512_mask_movehdup_ps(__m512 src, __mmask16 k, __m512 a);

Duplicates odd-indexed float32 elements from a, and store the result using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_movehdup_ps

    extern __m512 __cdecl _mm512_maskz_movehdup_ps(__mmask16 k, __m512 a);

Duplicates odd-indexed float32 elements from a, and stores the result using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm512_moveldup_ps

    extern __m512 __cdecl _mm512_moveldup_ps(__m512 a);

Duplicates even-indexed float32 elements from a, and stores the result.

_mm512_mask_moveldup_ps

    extern __m512 __cdecl _mm512_mask_moveldup_ps(__m512 src, __mmask16 k, __m512 a);

Duplicates even-indexed float32 elements from a, and stores the result using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_moveldup_ps

    extern __m512 __cdecl _mm512_maskz_moveldup_ps(__mmask16 k, __m512 a);

Duplicates even-indexed float32 elements from a, and stores the result using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm_mask_move_ss

    extern __m128 __cdecl _mm_mask_move_ss(__m128 src, __mmask8 k, __m128 a, __m128 b);

Moves lower float32 element from b to lower destination element using writemask k (the element is copied from src when mask bit 0 is not set), and copies upper three packed elements from a to upper destination elements.

_mm_maskz_move_ss

    extern __m128 __cdecl _mm_maskz_move_ss(__mmask8 k, __m128 a, __m128 b);

Moves lower float32 element from b to lower destination element using zeromask k (the element is zeroed out when mask bit 0 is not set), and copies upper three packed elements from a to upper destination elements.

Parent topic: Intrinsics for Move Operations