pub unsafe fn _mm_alignr_epi64(a: __m128i, b: __m128i, const IMM8: i32) -> __m128i
🔬 This is a nightly-only experimental API. (stdsimd #48556)
Available on x86-64 and target feature avx512f,avx512vl only.
Expand description

Concatenate a and b into a 32-byte immediate result, shift the result right by imm8 64-bit elements, and store the low 16 bytes (2 elements) in dst.

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