Function _mm_mask_scalef_sd

pub unsafe fn _mm_mask_scalef_sd(
    src: __m128d,
    k: u8,
    a: __m128d,
    b: __m128d,
) -> __m128d

🔬This is a nightly-only experimental API. (stdarch_x86_avx512)

Available on x86-64 only.

Scale the packed double-precision (64-bit) floating-point elements in a using values from b, store the result in the lower element of dst using writemask k (the element is copied from src when mask bit 0 is not set), and copy the upper element from a to the upper element of dst.

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