# Function core::arch::x86::_mm_mask_store_epi64

source ·

    pub unsafe fn _mm_mask_store_epi64(
        mem_addr: *mut i64,
        mask: __mmask8,
        a: __m128i,
    )

🔬This is a nightly-only experimental API. (`stdarch_x86_avx512` #111137)
Available on (x86 or x86-64) and target feature `avx512f,avx512vl,avx,sse` and x86 only.
Expand description

Store packed 64-bit integers from a into memory using writemask k. mem_addr must be aligned on a 16-byte boundary or a general-protection exception may be generated.

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