Function _mm512_fnmsub_pd

#[target_feature(enable = "avx512f")]
pub const fn _mm512_fnmsub_pd(a: __m512d, b: __m512d, c: __m512d) -> __m512d

Multiply packed double-precision (64-bit) floating-point elements in a and b, subtract packed elements in c from the negated intermediate result, and store the results in dst.

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