# Function _kortest_mask64_u8

1.89.0 · Source

    pub unsafe fn _kortest_mask64_u8(
        a: __mmask64,
        b: __mmask64,
        all_ones: *mut u8,
    ) -> u8

Available on (x86 or x86-64) and target feature `avx512bw` and x86 only.
Expand description

Compute the bitwise OR of 64-bit masks a and b. If the result is all zeros, store 1 in dst, otherwise store 0 in dst. If the result is all ones, store 1 in all_ones, otherwise store 0 in all_ones.

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