# Intrinsics for Integer Broadcast 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_broadcast_i32x4`, `_mm512_mask_broadcast_i32x4`, `_mm512_maskz_broadcast_i32x4` | Broadcasts source int32 element to four destinations. | `VBROADCASTI32X4`
`_mm512_broadcast_i64x4`, `_mm512_mask_broadcast_i64x4`, `_mm512_maskz_broadcast_i64x4` | Broadcasts source int64 element to four destinations. | `VBROADCASTI64X4`
`_mm512_broadcastd_epi32`, `_mm512_mask_broadcastd_epi32`, `_mm512_maskz_broadcastd_epi32` | Broadcasts source int32 element to doubleword destinations. | `VPBROADCASTD`
`_mm512_broadcastq_epi64`, `_mm512_mask_broadcastq_epi64`, `_mm512_maskz_broadcastq_epi64` | Broadcasts source int64 element to quadword destinations. | `VPBROADCASTQ`
`_mm512_broadcastmb_epi64` | Broadcasts low byte from input mask to all int64 destination elements. | `VPBROADCASTMB2Q`
`_mm512_broadcastmw_epi32` | Broadcasts low word from input mask to all int32 destination elements. | `VPBROADCASTMD2W`

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

_mm512_broadcast_i32x4

    extern __m512i __cdecl _mm512_broadcast_i32x4(__m128i a);

Broadcasts four packed int32 elements from a to all destination elements.

_mm512_mask_broadcast_i32x4

    extern __m512i __cdecl _mm512_mask_broadcast_i32x4(__m512i src, __mmask16 k, __m128i a);

Broadcasts four packed int32 elements from a to all destination elements using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_broadcast_i32x4

    extern __m512i __cdecl _mm512_maskz_broadcast_i32x4(__mmask16 k, __m128i a);

Broadcasts four packed int32 elements from a to all destination elements using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm512_broadcast_i64x4

    extern __m512i __cdecl _mm512_broadcast_i64x4(__m256i a);

Broadcasts four packed int64 elements from a to all destination elements.

_mm512_mask_broadcast_i64x4

    extern __m512i __cdecl _mm512_mask_broadcast_i64x4(__m512i src, __mmask8 k, __m256i a);

Broadcasts four packed int64 elements from a to all destination elements using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_broadcast_i64x4

    extern __m512i __cdecl _mm512_maskz_broadcast_i64x4(__mmask8 k, __m256i a);

Broadcasts four packed int64 elements from a to all destination elements using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm512_broadcastd_epi32

    extern __m512i __cdecl _mm512_broadcastd_epi32(__m128i a);

Broadcasts low packed 32-bit integer from a to all elements.

_mm512_mask_broadcastd_epi32

    extern __m512i __cdecl _mm512_mask_broadcastd_epi32(__m512i src, __mmask16 k, __m128i a);

Broadcasts low packed 32-bit integer from a to all destination elements using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_broadcastd_epi32

    extern __m512i __cdecl _mm512_maskz_broadcastd_epi32(__mmask16 k, __m128i a);

Broadcasts low packed 32-bit integer from a to all destination elements using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm512_broadcastq_epi64

    extern __m512i __cdecl _mm512_broadcastq_epi64(__m128i a);

Broadcasts low packed 64-bit integer from a to all destination elements.

_mm512_mask_broadcastq_epi64

    extern __m512i __cdecl _mm512_mask_broadcastq_epi64(__m512i src, __mmask8 k, __m128i a);

Broadcasts low packed 64-bit integer from a to all destination elements using writemask k (elements are copied from src when the corresponding mask bit is not set).

_mm512_maskz_broadcastq_epi64

    extern __m512i __cdecl _mm512_maskz_broadcastq_epi64(__mmask8 k, __m128i a);

Broadcasts low packed 64-bit integer from a to all destination elements using zeromask k (elements are zeroed out when the corresponding mask bit is not set).

_mm512_broadcastmw_epi32

    extern __m512i __cdecl _mm512_broadcastmw_epi32(__mmask16 k);

Broadcasts low 16-bits from input mask k to all 32-bit elements of destination.

_mm512_broadcastmb_epi64

    extern __m512i __cdecl _mm512_broadcastmb_epi64(__mmask8 k);

Broadcasts the low 8-bits from input mask k to all 64-bit elements of destination.

Parent topic: Intrinsics for Broadcast Operations