Function _mm_mmask_i64gather_epi64

#[target_feature(enable = "avx512f", enable = "avx512vl")]
pub unsafe fn _mm_mmask_i64gather_epi64(src: __m128i, k: __mmask8, vindex: __m128i, base_addr: *const i64, SCALE: i32) -> __m128i

Loads 2 64-bit integer elements from memory starting at location base_addr at packed 64-bit integer indices stored in vindex scaled by scale using writemask k (elements are copied from src when the corresponding mask bit is not set).

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