## _mm512_mask_extractf64x4_pd

# Function _mm512_mask_extractf64x4_pd

1.89.0 · Source

    pub fn _mm512_mask_extractf64x4_pd(
        src: __m256d,
        k: __mmask8,
        a: __m512d,
        const IMM8: i32,
    ) -> __m256d

Available on (x86 or x86-64) and target feature `avx512f` and x86 only.
Expand description

Extract 256 bits (composed of 4 packed double-precision (64-bit) floating-point elements) from a, selected with imm8, and store the results in dst using writemask k (elements are copied from src when the corresponding mask bit is not set).

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