Intel® C++ Compiler Classic Developer Guide and Reference
A newer version of this document is available. Customers should click here to go to the newest version.
Visible to Intel only — GUID: GUID-744F36AC-1F4D-428A-9E3C-69ABADA7602F
Visible to Intel only — GUID: GUID-744F36AC-1F4D-428A-9E3C-69ABADA7602F
<span class='option'>_mm256_movemask_epi8</span>
Moves byte mask from source vector. The corresponding Intel® AVX2 instruction is VPMOVMSKB.
extern int _mm256_movemask_epi8(__m256i s1); |
s1 |
integer source vector used for the operation. |
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.
Result of the move mask operation.