_mm256_movemask

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.