Developer Guide and Reference

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_mm256_movemask_epi8

Moves byte mask from source vector. The corresponding Intel® AVX2 instruction is
VPMOVMSKB
.

Syntax

extern int _mm256_movemask_epi8(__m256i s1);
Arguments
s1
integer source vector used for the operation.
Description
Creates a mask from the most significant bit of each byte of source vector
s1
and stores the result in the in the returned doubleword value/mask.
Returns
Result of the move mask operation.

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