Function _mm256_mask_store_pd
#[target_feature(enable = "avx512f", enable = "avx512vl")]
pub const unsafe fn _mm256_mask_store_pd(mem_addr: *mut f64, mask: __mmask8, a: __m256d)Store packed double-precision (64-bit) floating-point elements from a into memory using writemask k. mem_addr must be aligned on a 32-byte boundary or a general-protection exception may be generated.