Function _mm512_fixupimm_pd

#[target_feature(enable = "avx512f")]
pub fn _mm512_fixupimm_pd(a: __m512d, b: __m512d, c: __m512i, IMM8: i32) -> __m512d

Fix up packed double-precision (64-bit) floating-point elements in a and b using packed 64-bit integers in c, and store the results in dst. imm8 is used to set the required flags reporting.

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