Intel® C++ Compiler 16.0 User and Reference Guide
Duplicates odd-indexed single-precision floating point values. The corresponding Intel® AVX instruction is VMOVSHDUP.
extern __m256 _mm256_movehdup_ps(__m256 a); |
a |
float32 source vector |
Performs a duplication of odd-indexed single-precision floating-point values (float32 values) in the source vector a, and returns the result.
Result of the duplication operation.