# _mm256_broadcast_pd

Loads and broadcasts packed double-precision floating point values.The corresponding Intel® AVX instruction is VBROADCASTF128.

## Syntax

extern __m256d _mm256_broadcast_pd(__m128d const *a);

## Arguments

*a | pointer to a memory location that can hold constant float64 values

## Description

Loads 128-bit float64 values from the specified address pointed to by a, and broadcasts it to two elements in the destination 256-bit vector.

## Returns

Result of the load and broadcast operation.

Parent topic: Intrinsics for Load and Store Operations