Function core::arch::x86::_mm256_castpd128_pd256

pub unsafe fn _mm256_castpd128_pd256(a: __m128d) -> __m256d

Available on (x86 or x86-64) and target feature avx and x86 only.

Casts vector of type __m128d to type __m256d; the upper 128 bits of the result are undefined.

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