Intel® C++ Compiler Classic Developer Guide and Reference

ID 767249
Date 3/31/2023
Public

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_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.