Intel® C++ Compiler Classic Developer Guide and Reference

ID 767249
Date 3/31/2023
Public

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_mm256_rsqrt_ps

Computes approximate reciprocals of square roots of float32 values.The corresponding Intel® AVX instruction is VRSQRTPS.

Syntax

extern __m256 _mm256_rsqrt_ps(__m256 a);

Arguments

a

float32 source vector

Description

Performs a computation of the reciprocal of the square roots of eight single-precision floating point elements of the source vector a and returns the result as a vector.

Returns

Result of the reciprocal square root operation.