Intel® C++ Compiler Classic Developer Guide and Reference

ID 767249
Date 3/31/2023
Public

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_mm256_movemask_ps

Extracts float32 sign mask. The corresponding Intel® AVX instruction is VMOVMSKPS.

Syntax

extern int _mm256_movemask_ps(__m256 a;

Arguments

a

float32 source vector

Description

Performs an extract operation of sign bits from eight single-precision floating point elements (float32 elements) of the source vector a, and composes them into bitmasks.

Returns

An integer bitmask of eight meaningful bits.