Developer Guide and Reference

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_mm256_broadcastsi128_si256

Takes 128-bit data from the source operand and broadcasts it to all 128-bit elements of the result 256-bit vector. The corresponding Intel® AVX2 instructions are
VBROADCASTI128
and
VPERM2I128
.

Syntax

extern __m256i _mm256_broadcastsi128_si256(__m128i val);
Arguments
val
the value to be broadcasted
Description
Takes 128-bit data from the source operand and broadcasts it to all 128-bit elements of the result 256-bit vector.
Returns
Returns result of the broadcast operation.